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-rw-r--r--src/Common/libzip/LICENSE2
-rw-r--r--src/Common/libzip/NEWS.md58
-rw-r--r--src/Common/libzip/compat.h25
-rw-r--r--src/Common/libzip/config.h2
-rw-r--r--src/Common/libzip/mkstemp.c153
-rw-r--r--src/Common/libzip/zip.h306
-rw-r--r--src/Common/libzip/zip_add.c2
-rw-r--r--src/Common/libzip/zip_add_dir.c2
-rw-r--r--src/Common/libzip/zip_add_entry.c2
-rw-r--r--src/Common/libzip/zip_algorithm_deflate.c21
-rw-r--r--src/Common/libzip/zip_buffer.c2
-rw-r--r--src/Common/libzip/zip_close.c147
-rw-r--r--src/Common/libzip/zip_delete.c2
-rw-r--r--src/Common/libzip/zip_dir_add.c2
-rw-r--r--src/Common/libzip/zip_dirent.c127
-rw-r--r--src/Common/libzip/zip_discard.c2
-rw-r--r--src/Common/libzip/zip_entry.c2
-rw-r--r--src/Common/libzip/zip_err_str.c72
-rw-r--r--src/Common/libzip/zip_error.c2
-rw-r--r--src/Common/libzip/zip_error_clear.c2
-rw-r--r--src/Common/libzip/zip_error_get.c2
-rw-r--r--src/Common/libzip/zip_error_get_sys_type.c2
-rw-r--r--src/Common/libzip/zip_error_strerror.c3
-rw-r--r--src/Common/libzip/zip_error_to_str.c4
-rw-r--r--src/Common/libzip/zip_extra_field.c2
-rw-r--r--src/Common/libzip/zip_extra_field_api.c2
-rw-r--r--src/Common/libzip/zip_fclose.c2
-rw-r--r--src/Common/libzip/zip_fdopen.c4
-rw-r--r--src/Common/libzip/zip_file_add.c2
-rw-r--r--src/Common/libzip/zip_file_error_clear.c2
-rw-r--r--src/Common/libzip/zip_file_error_get.c2
-rw-r--r--src/Common/libzip/zip_file_get_comment.c2
-rw-r--r--src/Common/libzip/zip_file_get_external_attributes.c2
-rw-r--r--src/Common/libzip/zip_file_get_offset.c5
-rw-r--r--src/Common/libzip/zip_file_rename.c2
-rw-r--r--src/Common/libzip/zip_file_replace.c2
-rw-r--r--src/Common/libzip/zip_file_set_comment.c2
-rw-r--r--src/Common/libzip/zip_file_set_external_attributes.c2
-rw-r--r--src/Common/libzip/zip_file_set_mtime.c36
-rw-r--r--src/Common/libzip/zip_file_strerror.c2
-rw-r--r--src/Common/libzip/zip_filerange_crc.c14
-rw-r--r--src/Common/libzip/zip_fopen.c2
-rw-r--r--src/Common/libzip/zip_fopen_encrypted.c2
-rw-r--r--src/Common/libzip/zip_fopen_index.c5
-rw-r--r--src/Common/libzip/zip_fopen_index_encrypted.c2
-rw-r--r--src/Common/libzip/zip_fread.c2
-rw-r--r--src/Common/libzip/zip_get_archive_comment.c2
-rw-r--r--src/Common/libzip/zip_get_archive_flag.c2
-rw-r--r--src/Common/libzip/zip_get_encryption_implementation.c15
-rw-r--r--src/Common/libzip/zip_get_file_comment.c2
-rw-r--r--src/Common/libzip/zip_get_name.c2
-rw-r--r--src/Common/libzip/zip_get_num_entries.c2
-rw-r--r--src/Common/libzip/zip_get_num_files.c2
-rw-r--r--src/Common/libzip/zip_hash.c2
-rw-r--r--src/Common/libzip/zip_io_util.c2
-rw-r--r--src/Common/libzip/zip_memdup.c2
-rw-r--r--src/Common/libzip/zip_name_locate.c2
-rw-r--r--src/Common/libzip/zip_new.c2
-rw-r--r--src/Common/libzip/zip_open.c40
-rw-r--r--src/Common/libzip/zip_pkware.c112
-rw-r--r--src/Common/libzip/zip_progress.c172
-rw-r--r--src/Common/libzip/zip_rename.c4
-rw-r--r--src/Common/libzip/zip_replace.c2
-rw-r--r--src/Common/libzip/zip_set_archive_comment.c2
-rw-r--r--src/Common/libzip/zip_set_archive_flag.c2
-rw-r--r--src/Common/libzip/zip_set_default_password.c2
-rw-r--r--src/Common/libzip/zip_set_file_comment.c4
-rw-r--r--src/Common/libzip/zip_set_file_compression.c2
-rw-r--r--src/Common/libzip/zip_set_name.c2
-rw-r--r--src/Common/libzip/zip_source_accept_empty.c (renamed from src/Common/libzip/zip_source_get_compression_flags.c)33
-rw-r--r--src/Common/libzip/zip_source_begin_write.c2
-rw-r--r--src/Common/libzip/zip_source_begin_write_cloning.c2
-rw-r--r--src/Common/libzip/zip_source_buffer.c63
-rw-r--r--src/Common/libzip/zip_source_call.c2
-rw-r--r--src/Common/libzip/zip_source_close.c2
-rw-r--r--src/Common/libzip/zip_source_commit_write.c2
-rw-r--r--src/Common/libzip/zip_source_compress.c40
-rw-r--r--src/Common/libzip/zip_source_crc.c7
-rw-r--r--src/Common/libzip/zip_source_deflate.c415
-rw-r--r--src/Common/libzip/zip_source_error.c2
-rw-r--r--src/Common/libzip/zip_source_file.h90
-rw-r--r--src/Common/libzip/zip_source_file_common.c378
-rw-r--r--src/Common/libzip/zip_source_file_stdio.c208
-rw-r--r--src/Common/libzip/zip_source_file_stdio.h (renamed from src/Common/libzip/zip_source_file.c)38
-rw-r--r--src/Common/libzip/zip_source_file_win32.c230
-rw-r--r--src/Common/libzip/zip_source_file_win32.h74
-rw-r--r--src/Common/libzip/zip_source_file_win32_named.c268
-rw-r--r--src/Common/libzip/zip_source_file_win32_utf16.c117
-rw-r--r--src/Common/libzip/zip_source_file_win32_utf8.c (renamed from src/Common/libzip/zip_source_win32utf8.c)37
-rw-r--r--src/Common/libzip/zip_source_filep.c651
-rw-r--r--src/Common/libzip/zip_source_free.c2
-rw-r--r--src/Common/libzip/zip_source_function.c2
-rw-r--r--src/Common/libzip/zip_source_get_file_attributes.c104
-rw-r--r--src/Common/libzip/zip_source_is_deleted.c2
-rw-r--r--src/Common/libzip/zip_source_layered.c2
-rw-r--r--src/Common/libzip/zip_source_open.c2
-rw-r--r--src/Common/libzip/zip_source_pkware_decode.c (renamed from src/Common/libzip/zip_source_pkware.c)137
-rw-r--r--src/Common/libzip/zip_source_pkware_encode.c249
-rw-r--r--src/Common/libzip/zip_source_read.c4
-rw-r--r--src/Common/libzip/zip_source_remove.c2
-rw-r--r--src/Common/libzip/zip_source_rollback_write.c2
-rw-r--r--src/Common/libzip/zip_source_seek.c9
-rw-r--r--src/Common/libzip/zip_source_seek_write.c2
-rw-r--r--src/Common/libzip/zip_source_stat.c2
-rw-r--r--src/Common/libzip/zip_source_supports.c2
-rw-r--r--src/Common/libzip/zip_source_tell.c2
-rw-r--r--src/Common/libzip/zip_source_tell_write.c2
-rw-r--r--src/Common/libzip/zip_source_win32a.c125
-rw-r--r--src/Common/libzip/zip_source_win32handle.c597
-rw-r--r--src/Common/libzip/zip_source_win32w.c149
-rw-r--r--src/Common/libzip/zip_source_window.c40
-rw-r--r--src/Common/libzip/zip_source_write.c2
-rw-r--r--src/Common/libzip/zip_source_zip.c3
-rw-r--r--src/Common/libzip/zip_source_zip_new.c40
-rw-r--r--src/Common/libzip/zip_stat.c2
-rw-r--r--src/Common/libzip/zip_stat_index.c11
-rw-r--r--src/Common/libzip/zip_stat_init.c2
-rw-r--r--src/Common/libzip/zip_strerror.c2
-rw-r--r--src/Common/libzip/zip_string.c6
-rw-r--r--src/Common/libzip/zip_unchange.c2
-rw-r--r--src/Common/libzip/zip_unchange_all.c4
-rw-r--r--src/Common/libzip/zip_unchange_archive.c2
-rw-r--r--src/Common/libzip/zip_unchange_data.c2
-rw-r--r--src/Common/libzip/zip_utf-8.c4
-rw-r--r--src/Common/libzip/zipint.h81
-rw-r--r--src/Common/libzip/zipwin32.h85
126 files changed, 2969 insertions, 2801 deletions
diff --git a/src/Common/libzip/LICENSE b/src/Common/libzip/LICENSE
index e93454e..573d5d9 100644
--- a/src/Common/libzip/LICENSE
+++ b/src/Common/libzip/LICENSE
@@ -1,4 +1,4 @@
-Copyright (C) 1999-2017 Dieter Baron and Thomas Klausner
+Copyright (C) 1999-2020 Dieter Baron and Thomas Klausner
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/NEWS.md b/src/Common/libzip/NEWS.md
index ab2be0a..d48b59a 100644
--- a/src/Common/libzip/NEWS.md
+++ b/src/Common/libzip/NEWS.md
@@ -1,3 +1,58 @@
+1.7.3 [2020-07-15]
+==================
+
+* Support cmake < 3.17 again.
+* Fix pkgconfig file (regression in 1.7.2).
+
+1.7.2 [2020-07-11]
+==================
+
+* Fixes for the CMake `find_project()` files.
+* libzip moved to the CMake `libzip::` `NAMESPACE`.
+* CMake usage best practice cleanups.
+
+1.7.1 [2020-06-13]
+==================
+
+* Restore `LIBZIP_VERSION_{MAJOR,MINOR,MICRO}` symbols.
+* Fixes warnings reported by PVS-Studio.
+* Add `LIBZIP_DO_INSTALL` build setting to make it easier to use
+ libzip as subproject.
+
+1.7.0 [2020-06-05]
+==================
+
+* Add support for encrypting using traditional PKWare encryption.
+* Add `zip_compression_method_supported()`.
+* Add `zip_encryption_method_supported()`.
+* Add the `ZIP_SOURCE_GET_FILE_ATTRIBUTES` source command.
+* Refactor stdio file backend.
+* Add CMake find_project() support.
+
+1.6.1 [2020-02-03]
+==================
+
+* Bugfix for double-free in `zipcmp(1)` during cleanup.
+
+1.6.0 [2020-01-24]
+==================
+
+* Avoid using `umask()` since it's not thread-safe.
+* Set close-on-exec flag when opening files.
+* Do not accept empty files as valid zip archives any longer.
+* Add support for XZ compressed files (using liblzma).
+* Add support for cancelling while closing zip archives.
+* Add support for setting the time in the on-disk format.
+
+1.5.2 [2019-03-12]
+==================
+
+* Fix bug in AES encryption affecting certain file sizes
+* Keep file permissions when modifying zip archives
+* Support systems with small stack size.
+* Support mbed TLS as crypto backend.
+* Add nullability annotations.
+
1.5.1 [2018-04-11]
==================
@@ -29,6 +84,7 @@
1.3.2 [2017-11-20]
==================
+
* Fix bug introduced in last: zip_t was erroneously freed if zip_close() failed.
1.3.1 [2017-11-19]
@@ -173,7 +229,7 @@
0.9 [2008-07-25]
==================
-* on Windows, explictly set dllimport/dllexport
+* on Windows, explicitly set dllimport/dllexport
* remove erroneous references to GPL
* add support for torrentzip
* new functions: zip_get_archive_flag, zip_set_archive_flag
diff --git a/src/Common/libzip/compat.h b/src/Common/libzip/compat.h
index 7604d96..fb2c56e 100644
--- a/src/Common/libzip/compat.h
+++ b/src/Common/libzip/compat.h
@@ -3,7 +3,7 @@
/*
compat.h -- compatibility defines.
- Copyright (C) 1999-2017 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
@@ -36,9 +36,7 @@
#include "zipconf.h"
-#ifdef HAVE_CONFIG_H
#include "config.h"
-#endif
/* to have *_MAX definitions for all types when compiling with g++ */
#define __STDC_LIMIT_MACROS
@@ -81,6 +79,11 @@ typedef char bool;
#define EOVERFLOW EFBIG
#endif
+/* not supported on at least Windows */
+#ifndef O_CLOEXEC
+#define O_CLOEXEC 0
+#endif
+
#ifdef _WIN32
#if defined(HAVE__CHMOD)
#define chmod _chmod
@@ -98,10 +101,6 @@ typedef char bool;
#if !defined(HAVE_FILENO) && defined(HAVE__FILENO)
#define fileno _fileno
#endif
-/* Windows' open() doesn't understand Unix permissions */
-#if defined(HAVE__OPEN)
-#define open(a, b, c) _open((a), (b))
-#endif
#if defined(HAVE__SNPRINTF)
#define snprintf _snprintf
#endif
@@ -120,9 +119,6 @@ typedef char bool;
#if !defined(HAVE_STRTOULL) && defined(HAVE__STRTOUI64)
#define strtoull _strtoui64
#endif
-#if defined(HAVE__UMASK)
-#define umask _umask
-#endif
#if defined(HAVE__UNLINK)
#define unlink _unlink
#endif
@@ -136,11 +132,6 @@ typedef char bool;
#define ftello(s) ((long)ftell((s)))
#endif
-#ifndef HAVE_MKSTEMP
-int _zip_mkstemp(char *);
-#define mkstemp _zip_mkstemp
-#endif
-
#if !defined(HAVE_STRCASECMP)
#if defined(HAVE__STRICMP)
#define strcasecmp _stricmp
@@ -203,4 +194,8 @@ int _zip_mkstemp(char *);
#define S_ISDIR(mode) (((mode)&S_IFMT) == S_IFDIR)
#endif
+#ifndef S_ISREG
+#define S_ISREG(mode) (((mode)&S_IFMT) == S_IFREG)
+#endif
+
#endif /* compat.h */
diff --git a/src/Common/libzip/config.h b/src/Common/libzip/config.h
index d6134b4..1edd29b 100644
--- a/src/Common/libzip/config.h
+++ b/src/Common/libzip/config.h
@@ -76,7 +76,7 @@
#define HAVE_SHARED
/* END DEFINES */
#define PACKAGE "libzip"
-#define VERSION "1.5.0a"
+#define VERSION "1.7.3"
#ifndef HAVE_SSIZE_T_LIBZIP
# if SIZE_T_LIBZIP == INT_LIBZIP
diff --git a/src/Common/libzip/mkstemp.c b/src/Common/libzip/mkstemp.c
deleted file mode 100644
index 01a531f..0000000
--- a/src/Common/libzip/mkstemp.c
+++ /dev/null
@@ -1,153 +0,0 @@
-/* Adapted from NetBSB libc by Dieter Baron */
-
-/* NetBSD: gettemp.c,v 1.13 2003/12/05 00:57:36 uebayasi Exp */
-
-/*
- * Copyright (c) 1987, 1993
- * The Regents of the University of California. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. Neither the name of the University nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-#include <sys/stat.h>
-#include <sys/types.h>
-
-#include <assert.h>
-#include <ctype.h>
-#include <errno.h>
-#include <fcntl.h>
-#ifdef _WIN32
-#include <io.h>
-#include <process.h>
-#else
-#include <unistd.h>
-#endif
-#include <stdio.h>
-#include <stdlib.h>
-
-#ifndef O_BINARY
-#define O_BINARY 0
-#endif
-
-
-int
-_zip_mkstemp(char *path) {
-#ifdef _WIN32
- int ret;
- ret = _creat(_mktemp(path), _S_IREAD | _S_IWRITE);
- if (ret == -1) {
- return 0;
- }
- else {
- return ret;
- }
-#else
- int fd;
- char *start, *trv;
- struct stat sbuf;
- pid_t pid;
-
- /* To guarantee multiple calls generate unique names even if
- the file is not created. 676 different possibilities with 7
- or more X's, 26 with 6 or less. */
- static char xtra[2] = "aa";
- int xcnt = 0;
-
- pid = getpid();
-
- /* Move to end of path and count trailing X's. */
- for (trv = path; *trv; ++trv)
- if (*trv == 'X')
- xcnt++;
- else
- xcnt = 0;
-
- /* Use at least one from xtra. Use 2 if more than 6 X's. */
- if (*(trv - 1) == 'X')
- *--trv = xtra[0];
- if (xcnt > 6 && *(trv - 1) == 'X')
- *--trv = xtra[1];
-
- /* Set remaining X's to pid digits with 0's to the left. */
- while (*--trv == 'X') {
- *trv = (pid % 10) + '0';
- pid /= 10;
- }
-
- /* update xtra for next call. */
- if (xtra[0] != 'z')
- xtra[0]++;
- else {
- xtra[0] = 'a';
- if (xtra[1] != 'z')
- xtra[1]++;
- else
- xtra[1] = 'a';
- }
-
- /*
- * check the target directory; if you have six X's and it
- * doesn't exist this runs for a *very* long time.
- */
- for (start = trv + 1;; --trv) {
- if (trv <= path)
- break;
- if (*trv == '/') {
- *trv = '\0';
- if (stat(path, &sbuf))
- return (0);
- if (!S_ISDIR(sbuf.st_mode)) {
- errno = ENOTDIR;
- return (0);
- }
- *trv = '/';
- break;
- }
- }
-
- for (;;) {
- if ((fd = open(path, O_CREAT | O_EXCL | O_RDWR | O_BINARY, 0600)) >= 0)
- return (fd);
- if (errno != EEXIST)
- return (0);
-
- /* tricky little algorithm for backward compatibility */
- for (trv = start;;) {
- if (!*trv)
- return (0);
- if (*trv == 'z')
- *trv++ = 'a';
- else {
- if (isdigit((unsigned char)*trv))
- *trv = 'a';
- else
- ++*trv;
- break;
- }
- }
- }
- /*NOTREACHED*/
-#endif
-}
diff --git a/src/Common/libzip/zip.h b/src/Common/libzip/zip.h
index 2d83a99..ba0b6ba 100644
--- a/src/Common/libzip/zip.h
+++ b/src/Common/libzip/zip.h
@@ -3,7 +3,7 @@
/*
zip.h -- exported declarations.
- Copyright (C) 1999-2017 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2020 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
@@ -58,6 +58,9 @@ extern "C" {
#endif
#endif
+#define _Nullable
+#define _Nonnull
+
#include <stdio.h>
#include <sys/types.h>
#include <time.h>
@@ -134,6 +137,7 @@ extern "C" {
#define ZIP_ER_INUSE 29 /* N Resource still in use */
#define ZIP_ER_TELL 30 /* S Tell error */
#define ZIP_ER_COMPRESSED_DATA 31 /* N Compressed data invalid */
+#define ZIP_ER_CANCELLED 32 /* N Operation cancelled */
/* type of system error value */
@@ -160,8 +164,9 @@ extern "C" {
/* 13 - Reserved by PKWARE */
#define ZIP_CM_LZMA 14 /* LZMA (EFS) */
/* 15-17 - Reserved by PKWARE */
-#define ZIP_CM_TERSE 18 /* compressed using IBM TERSE (new) */
-#define ZIP_CM_LZ77 19 /* IBM LZ77 z Architecture (PFS) */
+#define ZIP_CM_TERSE 18 /* compressed using IBM TERSE (new) */
+#define ZIP_CM_LZ77 19 /* IBM LZ77 z Architecture (PFS) */
+#define ZIP_CM_LZMA2 33
#define ZIP_CM_XZ 95 /* XZ compressed data */
#define ZIP_CM_JPEG 96 /* Compressed Jpeg data */
#define ZIP_CM_WAVPACK 97 /* WavPack compressed data */
@@ -212,30 +217,32 @@ extern "C" {
enum zip_source_cmd {
- ZIP_SOURCE_OPEN, /* prepare for reading */
- ZIP_SOURCE_READ, /* read data */
- ZIP_SOURCE_CLOSE, /* reading is done */
- ZIP_SOURCE_STAT, /* get meta information */
- ZIP_SOURCE_ERROR, /* get error information */
- ZIP_SOURCE_FREE, /* cleanup and free resources */
- ZIP_SOURCE_SEEK, /* set position for reading */
- ZIP_SOURCE_TELL, /* get read position */
- ZIP_SOURCE_BEGIN_WRITE, /* prepare for writing */
- ZIP_SOURCE_COMMIT_WRITE, /* writing is done */
- ZIP_SOURCE_ROLLBACK_WRITE, /* discard written changes */
- ZIP_SOURCE_WRITE, /* write data */
- ZIP_SOURCE_SEEK_WRITE, /* set position for writing */
- ZIP_SOURCE_TELL_WRITE, /* get write position */
- ZIP_SOURCE_SUPPORTS, /* check whether source supports command */
- ZIP_SOURCE_REMOVE, /* remove file */
- ZIP_SOURCE_GET_COMPRESSION_FLAGS, /* get compression flags, internal only */
- ZIP_SOURCE_BEGIN_WRITE_CLONING /* like ZIP_SOURCE_BEGIN_WRITE, but keep part of original file */
+ ZIP_SOURCE_OPEN, /* prepare for reading */
+ ZIP_SOURCE_READ, /* read data */
+ ZIP_SOURCE_CLOSE, /* reading is done */
+ ZIP_SOURCE_STAT, /* get meta information */
+ ZIP_SOURCE_ERROR, /* get error information */
+ ZIP_SOURCE_FREE, /* cleanup and free resources */
+ ZIP_SOURCE_SEEK, /* set position for reading */
+ ZIP_SOURCE_TELL, /* get read position */
+ ZIP_SOURCE_BEGIN_WRITE, /* prepare for writing */
+ ZIP_SOURCE_COMMIT_WRITE, /* writing is done */
+ ZIP_SOURCE_ROLLBACK_WRITE, /* discard written changes */
+ ZIP_SOURCE_WRITE, /* write data */
+ ZIP_SOURCE_SEEK_WRITE, /* set position for writing */
+ ZIP_SOURCE_TELL_WRITE, /* get write position */
+ ZIP_SOURCE_SUPPORTS, /* check whether source supports command */
+ ZIP_SOURCE_REMOVE, /* remove file */
+ ZIP_SOURCE_RESERVED_1, /* previously used internally */
+ ZIP_SOURCE_BEGIN_WRITE_CLONING, /* like ZIP_SOURCE_BEGIN_WRITE, but keep part of original file */
+ ZIP_SOURCE_ACCEPT_EMPTY, /* whether empty files are valid archives */
+ ZIP_SOURCE_GET_FILE_ATTRIBUTES /* get additional file attributes */
};
typedef enum zip_source_cmd zip_source_cmd_t;
#define ZIP_SOURCE_MAKE_COMMAND_BITMASK(cmd) (((zip_int64_t)1) << (cmd))
-// clang-format off
+/* clang-format off */
#define ZIP_SOURCE_SUPPORTS_READABLE (ZIP_SOURCE_MAKE_COMMAND_BITMASK(ZIP_SOURCE_OPEN) \
| ZIP_SOURCE_MAKE_COMMAND_BITMASK(ZIP_SOURCE_READ) \
@@ -258,7 +265,7 @@ typedef enum zip_source_cmd zip_source_cmd_t;
| ZIP_SOURCE_MAKE_COMMAND_BITMASK(ZIP_SOURCE_TELL_WRITE) \
| ZIP_SOURCE_MAKE_COMMAND_BITMASK(ZIP_SOURCE_REMOVE))
-// clang-format on
+/* clang-format on */
/* for use by sources */
struct zip_source_args_seek {
@@ -273,9 +280,9 @@ typedef struct zip_source_args_seek zip_source_args_seek_t;
/* error information */
/* use zip_error_*() to access */
struct zip_error {
- int zip_err; /* libzip error code (ZIP_ER_*) */
- int sys_err; /* copy of errno (E*) or zlib error code */
- char *str; /* string representation or NULL */
+ int zip_err; /* libzip error code (ZIP_ER_*) */
+ int sys_err; /* copy of errno (E*) or zlib error code */
+ char *_Nullable str; /* string representation or NULL */
};
#define ZIP_STAT_NAME 0x0001u
@@ -290,7 +297,7 @@ struct zip_error {
struct zip_stat {
zip_uint64_t valid; /* which fields have valid values */
- const char *name; /* name of the file */
+ const char *_Nullable name; /* name of the file */
zip_uint64_t index; /* index within archive */
zip_uint64_t size; /* size of file (uncompressed) */
zip_uint64_t comp_size; /* size of file (compressed) */
@@ -302,10 +309,27 @@ struct zip_stat {
};
struct zip_buffer_fragment {
- zip_uint8_t *data;
+ zip_uint8_t *_Nonnull data;
zip_uint64_t length;
};
+struct zip_file_attributes {
+ zip_uint64_t valid; /* which fields have valid values */
+ zip_uint8_t version; /* version of this struct, currently 1 */
+ zip_uint8_t host_system; /* host system on which file was created */
+ zip_uint8_t ascii; /* flag whether file is ASCII text */
+ zip_uint8_t version_needed; /* minimum version needed to extract file */
+ zip_uint32_t external_file_attributes; /* external file attributes (host-system specific) */
+ zip_uint16_t general_purpose_bit_flags; /* general purpose big flags, only some bits are honored */
+ zip_uint16_t general_purpose_bit_mask; /* which bits in general_purpose_bit_flags are valid */
+};
+
+#define ZIP_FILE_ATTRIBUTES_HOST_SYSTEM 0x0001u
+#define ZIP_FILE_ATTRIBUTES_ASCII 0x0002u
+#define ZIP_FILE_ATTRIBUTES_VERSION_NEEDED 0x0004u
+#define ZIP_FILE_ATTRIBUTES_EXTERNAL_FILE_ATTRIBUTES 0x0008u
+#define ZIP_FILE_ATTRIBUTES_GENERAL_PURPOSE_BIT_FLAGS 0x0010u
+
struct zip;
struct zip_file;
struct zip_source;
@@ -313,118 +337,124 @@ struct zip_source;
typedef struct zip zip_t;
typedef struct zip_error zip_error_t;
typedef struct zip_file zip_file_t;
+typedef struct zip_file_attributes zip_file_attributes_t;
typedef struct zip_source zip_source_t;
typedef struct zip_stat zip_stat_t;
typedef struct zip_buffer_fragment zip_buffer_fragment_t;
typedef zip_uint32_t zip_flags_t;
-typedef zip_int64_t (*zip_source_callback)(void *, void *, zip_uint64_t, zip_source_cmd_t);
-typedef void (*zip_progress_callback)(zip_t *, double, void *);
+typedef zip_int64_t (*zip_source_callback)(void *_Nullable, void *_Nullable, zip_uint64_t, zip_source_cmd_t);
+typedef void (*zip_progress_callback)(zip_t *_Nonnull, double, void *_Nullable);
+typedef int (*zip_cancel_callback)(zip_t *_Nonnull, void *_Nullable);
#ifndef ZIP_DISABLE_DEPRECATED
typedef void (*zip_progress_callback_t)(double);
-ZIP_EXTERN void zip_register_progress_callback(zip_t *, zip_progress_callback_t); /* use zip_register_progress_callback_with_state */
-
-ZIP_EXTERN zip_int64_t zip_add(zip_t *, const char *, zip_source_t *); /* use zip_file_add */
-ZIP_EXTERN zip_int64_t zip_add_dir(zip_t *, const char *); /* use zip_dir_add */
-ZIP_EXTERN const char *zip_get_file_comment(zip_t *, zip_uint64_t, int *, int); /* use zip_file_get_comment */
-ZIP_EXTERN int zip_get_num_files(zip_t *); /* use zip_get_num_entries instead */
-ZIP_EXTERN int zip_rename(zip_t *, zip_uint64_t, const char *); /* use zip_file_rename */
-ZIP_EXTERN int zip_replace(zip_t *, zip_uint64_t, zip_source_t *); /* use zip_file_replace */
-ZIP_EXTERN int zip_set_file_comment(zip_t *, zip_uint64_t, const char *, int); /* use zip_file_set_comment */
-ZIP_EXTERN int zip_error_get_sys_type(int); /* use zip_error_system_type */
-ZIP_EXTERN void zip_error_get(zip_t *, int *, int *); /* use zip_get_error, zip_error_code_zip / zip_error_code_system */
-ZIP_EXTERN int zip_error_to_str(char *, zip_uint64_t, int, int); /* use zip_error_init_with_code / zip_error_strerror */
-ZIP_EXTERN void zip_file_error_get(zip_file_t *, int *, int *); /* use zip_file_get_error, zip_error_code_zip / zip_error_code_system */
+ZIP_EXTERN void zip_register_progress_callback(zip_t *_Nonnull, zip_progress_callback_t _Nullable); /* use zip_register_progress_callback_with_state */
+
+ZIP_EXTERN zip_int64_t zip_add(zip_t *_Nonnull, const char *_Nonnull, zip_source_t *_Nonnull); /* use zip_file_add */
+ZIP_EXTERN zip_int64_t zip_add_dir(zip_t *_Nonnull, const char *_Nonnull); /* use zip_dir_add */
+ZIP_EXTERN const char *_Nullable zip_get_file_comment(zip_t *_Nonnull, zip_uint64_t, int *_Nullable, int); /* use zip_file_get_comment */
+ZIP_EXTERN int zip_get_num_files(zip_t *_Nonnull); /* use zip_get_num_entries instead */
+ZIP_EXTERN int zip_rename(zip_t *_Nonnull, zip_uint64_t, const char *_Nonnull); /* use zip_file_rename */
+ZIP_EXTERN int zip_replace(zip_t *_Nonnull, zip_uint64_t, zip_source_t *_Nonnull); /* use zip_file_replace */
+ZIP_EXTERN int zip_set_file_comment(zip_t *_Nonnull, zip_uint64_t, const char *_Nullable, int); /* use zip_file_set_comment */
+ZIP_EXTERN int zip_error_get_sys_type(int); /* use zip_error_system_type */
+ZIP_EXTERN void zip_error_get(zip_t *_Nonnull, int *_Nullable, int *_Nullable); /* use zip_get_error, zip_error_code_zip / zip_error_code_system */
+ZIP_EXTERN int zip_error_to_str(char *_Nonnull, zip_uint64_t, int, int); /* use zip_error_init_with_code / zip_error_strerror */
+ZIP_EXTERN void zip_file_error_get(zip_file_t *_Nonnull, int *_Nullable, int *_Nullable); /* use zip_file_get_error, zip_error_code_zip / zip_error_code_system */
#endif
-ZIP_EXTERN int zip_close(zip_t *);
-ZIP_EXTERN int zip_delete(zip_t *, zip_uint64_t);
-ZIP_EXTERN zip_int64_t zip_dir_add(zip_t *, const char *, zip_flags_t);
-ZIP_EXTERN void zip_discard(zip_t *);
-
-ZIP_EXTERN zip_error_t *zip_get_error(zip_t *);
-ZIP_EXTERN void zip_error_clear(zip_t *);
-ZIP_EXTERN int zip_error_code_zip(const zip_error_t *);
-ZIP_EXTERN int zip_error_code_system(const zip_error_t *);
-ZIP_EXTERN void zip_error_fini(zip_error_t *);
-ZIP_EXTERN void zip_error_init(zip_error_t *);
-ZIP_EXTERN void zip_error_init_with_code(zip_error_t *, int);
-ZIP_EXTERN void zip_error_set(zip_error_t *, int, int);
-ZIP_EXTERN const char *zip_error_strerror(zip_error_t *);
-ZIP_EXTERN int zip_error_system_type(const zip_error_t *);
-ZIP_EXTERN zip_int64_t zip_error_to_data(const zip_error_t *, void *, zip_uint64_t);
-
-ZIP_EXTERN int zip_fclose(zip_file_t *);
-ZIP_EXTERN zip_t *zip_fdopen(int, int, int *);
-ZIP_EXTERN zip_int64_t zip_file_add(zip_t *, const char *, zip_source_t *, zip_flags_t);
-ZIP_EXTERN void zip_file_error_clear(zip_file_t *);
-ZIP_EXTERN int zip_file_extra_field_delete(zip_t *, zip_uint64_t, zip_uint16_t, zip_flags_t);
-ZIP_EXTERN int zip_file_extra_field_delete_by_id(zip_t *, zip_uint64_t, zip_uint16_t, zip_uint16_t, zip_flags_t);
-ZIP_EXTERN int zip_file_extra_field_set(zip_t *, zip_uint64_t, zip_uint16_t, zip_uint16_t, const zip_uint8_t *, zip_uint16_t, zip_flags_t);
-ZIP_EXTERN zip_int16_t zip_file_extra_fields_count(zip_t *, zip_uint64_t, zip_flags_t);
-ZIP_EXTERN zip_int16_t zip_file_extra_fields_count_by_id(zip_t *, zip_uint64_t, zip_uint16_t, zip_flags_t);
-ZIP_EXTERN const zip_uint8_t *zip_file_extra_field_get(zip_t *, zip_uint64_t, zip_uint16_t, zip_uint16_t *, zip_uint16_t *, zip_flags_t);
-ZIP_EXTERN const zip_uint8_t *zip_file_extra_field_get_by_id(zip_t *, zip_uint64_t, zip_uint16_t, zip_uint16_t, zip_uint16_t *, zip_flags_t);
-ZIP_EXTERN const char *zip_file_get_comment(zip_t *, zip_uint64_t, zip_uint32_t *, zip_flags_t);
-ZIP_EXTERN zip_error_t *zip_file_get_error(zip_file_t *);
-ZIP_EXTERN int zip_file_get_external_attributes(zip_t *, zip_uint64_t, zip_flags_t, zip_uint8_t *, zip_uint32_t *);
-ZIP_EXTERN int zip_file_rename(zip_t *, zip_uint64_t, const char *, zip_flags_t);
-ZIP_EXTERN int zip_file_replace(zip_t *, zip_uint64_t, zip_source_t *, zip_flags_t);
-ZIP_EXTERN int zip_file_set_comment(zip_t *, zip_uint64_t, const char *, zip_uint16_t, zip_flags_t);
-ZIP_EXTERN int zip_file_set_encryption(zip_t *, zip_uint64_t, zip_uint16_t, const char *);
-ZIP_EXTERN int zip_file_set_external_attributes(zip_t *, zip_uint64_t, zip_flags_t, zip_uint8_t, zip_uint32_t);
-ZIP_EXTERN int zip_file_set_mtime(zip_t *, zip_uint64_t, time_t, zip_flags_t);
-ZIP_EXTERN const char *zip_file_strerror(zip_file_t *);
-ZIP_EXTERN zip_file_t *zip_fopen(zip_t *, const char *, zip_flags_t);
-ZIP_EXTERN zip_file_t *zip_fopen_encrypted(zip_t *, const char *, zip_flags_t, const char *);
-ZIP_EXTERN zip_file_t *zip_fopen_index(zip_t *, zip_uint64_t, zip_flags_t);
-ZIP_EXTERN zip_file_t *zip_fopen_index_encrypted(zip_t *, zip_uint64_t, zip_flags_t, const char *);
-ZIP_EXTERN zip_int64_t zip_fread(zip_file_t *, void *, zip_uint64_t);
-ZIP_EXTERN zip_int8_t zip_fseek(zip_file_t *, zip_int64_t, int);
-ZIP_EXTERN zip_int64_t zip_ftell(zip_file_t *);
-ZIP_EXTERN const char *zip_get_archive_comment(zip_t *, int *, zip_flags_t);
-ZIP_EXTERN int zip_get_archive_flag(zip_t *, zip_flags_t, zip_flags_t);
-ZIP_EXTERN const char *zip_get_name(zip_t *, zip_uint64_t, zip_flags_t);
-ZIP_EXTERN zip_int64_t zip_get_num_entries(zip_t *, zip_flags_t);
-ZIP_EXTERN const char *zip_libzip_version(void);
-ZIP_EXTERN zip_int64_t zip_name_locate(zip_t *, const char *, zip_flags_t);
-ZIP_EXTERN zip_t *zip_open(const char *, int, int *);
-ZIP_EXTERN zip_t *zip_open_from_source(zip_source_t *, int, zip_error_t *);
-ZIP_EXTERN int zip_register_progress_callback_with_state(zip_t *, double, zip_progress_callback, void (*)(void *), void *);
-ZIP_EXTERN int zip_set_archive_comment(zip_t *, const char *, zip_uint16_t);
-ZIP_EXTERN int zip_set_archive_flag(zip_t *, zip_flags_t, int);
-ZIP_EXTERN int zip_set_default_password(zip_t *, const char *);
-ZIP_EXTERN int zip_set_file_compression(zip_t *, zip_uint64_t, zip_int32_t, zip_uint32_t);
-ZIP_EXTERN int zip_source_begin_write(zip_source_t *);
-ZIP_EXTERN int zip_source_begin_write_cloning(zip_source_t *, zip_uint64_t);
-ZIP_EXTERN zip_source_t *zip_source_buffer(zip_t *, const void *, zip_uint64_t, int);
-ZIP_EXTERN zip_source_t *zip_source_buffer_create(const void *, zip_uint64_t, int, zip_error_t *);
-ZIP_EXTERN zip_source_t *zip_source_buffer_fragment(zip_t *, const zip_buffer_fragment_t *, zip_uint64_t, int);
-ZIP_EXTERN zip_source_t *zip_source_buffer_fragment_create(const zip_buffer_fragment_t *, zip_uint64_t, int, zip_error_t *);
-ZIP_EXTERN int zip_source_close(zip_source_t *);
-ZIP_EXTERN int zip_source_commit_write(zip_source_t *);
-ZIP_EXTERN zip_error_t *zip_source_error(zip_source_t *);
-ZIP_EXTERN zip_source_t *zip_source_file(zip_t *, const char *, zip_uint64_t, zip_int64_t);
-ZIP_EXTERN zip_source_t *zip_source_file_create(const char *, zip_uint64_t, zip_int64_t, zip_error_t *);
-ZIP_EXTERN zip_source_t *zip_source_filep(zip_t *, FILE *, zip_uint64_t, zip_int64_t);
-ZIP_EXTERN zip_source_t *zip_source_filep_create(FILE *, zip_uint64_t, zip_int64_t, zip_error_t *);
-ZIP_EXTERN void zip_source_free(zip_source_t *);
-ZIP_EXTERN zip_source_t *zip_source_function(zip_t *, zip_source_callback, void *);
-ZIP_EXTERN zip_source_t *zip_source_function_create(zip_source_callback, void *, zip_error_t *);
-ZIP_EXTERN int zip_source_is_deleted(zip_source_t *);
-ZIP_EXTERN void zip_source_keep(zip_source_t *);
+ZIP_EXTERN int zip_close(zip_t *_Nonnull);
+ZIP_EXTERN int zip_delete(zip_t *_Nonnull, zip_uint64_t);
+ZIP_EXTERN zip_int64_t zip_dir_add(zip_t *_Nonnull, const char *_Nonnull, zip_flags_t);
+ZIP_EXTERN void zip_discard(zip_t *_Nonnull);
+
+ZIP_EXTERN zip_error_t *_Nonnull zip_get_error(zip_t *_Nonnull);
+ZIP_EXTERN void zip_error_clear(zip_t *_Nonnull);
+ZIP_EXTERN int zip_error_code_zip(const zip_error_t *_Nonnull);
+ZIP_EXTERN int zip_error_code_system(const zip_error_t *_Nonnull);
+ZIP_EXTERN void zip_error_fini(zip_error_t *_Nonnull);
+ZIP_EXTERN void zip_error_init(zip_error_t *_Nonnull);
+ZIP_EXTERN void zip_error_init_with_code(zip_error_t *_Nonnull, int);
+ZIP_EXTERN void zip_error_set(zip_error_t *_Nullable, int, int);
+ZIP_EXTERN const char *_Nonnull zip_error_strerror(zip_error_t *_Nonnull);
+ZIP_EXTERN int zip_error_system_type(const zip_error_t *_Nonnull);
+ZIP_EXTERN zip_int64_t zip_error_to_data(const zip_error_t *_Nonnull, void *_Nonnull, zip_uint64_t);
+
+ZIP_EXTERN int zip_fclose(zip_file_t *_Nonnull);
+ZIP_EXTERN zip_t *_Nullable zip_fdopen(int, int, int *_Nullable);
+ZIP_EXTERN zip_int64_t zip_file_add(zip_t *_Nonnull, const char *_Nonnull, zip_source_t *_Nonnull, zip_flags_t);
+ZIP_EXTERN void zip_file_attributes_init(zip_file_attributes_t *_Nonnull);
+ZIP_EXTERN void zip_file_error_clear(zip_file_t *_Nonnull);
+ZIP_EXTERN int zip_file_extra_field_delete(zip_t *_Nonnull, zip_uint64_t, zip_uint16_t, zip_flags_t);
+ZIP_EXTERN int zip_file_extra_field_delete_by_id(zip_t *_Nonnull, zip_uint64_t, zip_uint16_t, zip_uint16_t, zip_flags_t);
+ZIP_EXTERN int zip_file_extra_field_set(zip_t *_Nonnull, zip_uint64_t, zip_uint16_t, zip_uint16_t, const zip_uint8_t *_Nullable, zip_uint16_t, zip_flags_t);
+ZIP_EXTERN zip_int16_t zip_file_extra_fields_count(zip_t *_Nonnull, zip_uint64_t, zip_flags_t);
+ZIP_EXTERN zip_int16_t zip_file_extra_fields_count_by_id(zip_t *_Nonnull, zip_uint64_t, zip_uint16_t, zip_flags_t);
+ZIP_EXTERN const zip_uint8_t *_Nullable zip_file_extra_field_get(zip_t *_Nonnull, zip_uint64_t, zip_uint16_t, zip_uint16_t *_Nullable, zip_uint16_t *_Nullable, zip_flags_t);
+ZIP_EXTERN const zip_uint8_t *_Nullable zip_file_extra_field_get_by_id(zip_t *_Nonnull, zip_uint64_t, zip_uint16_t, zip_uint16_t, zip_uint16_t *_Nullable, zip_flags_t);
+ZIP_EXTERN const char *_Nullable zip_file_get_comment(zip_t *_Nonnull, zip_uint64_t, zip_uint32_t *_Nullable, zip_flags_t);
+ZIP_EXTERN zip_error_t *_Nonnull zip_file_get_error(zip_file_t *_Nonnull);
+ZIP_EXTERN int zip_file_get_external_attributes(zip_t *_Nonnull, zip_uint64_t, zip_flags_t, zip_uint8_t *_Nullable, zip_uint32_t *_Nullable);
+ZIP_EXTERN int zip_file_rename(zip_t *_Nonnull, zip_uint64_t, const char *_Nonnull, zip_flags_t);
+ZIP_EXTERN int zip_file_replace(zip_t *_Nonnull, zip_uint64_t, zip_source_t *_Nonnull, zip_flags_t);
+ZIP_EXTERN int zip_file_set_comment(zip_t *_Nonnull, zip_uint64_t, const char *_Nullable, zip_uint16_t, zip_flags_t);
+ZIP_EXTERN int zip_file_set_dostime(zip_t *_Nonnull, zip_uint64_t, zip_uint16_t, zip_uint16_t, zip_flags_t);
+ZIP_EXTERN int zip_file_set_encryption(zip_t *_Nonnull, zip_uint64_t, zip_uint16_t, const char *_Nullable);
+ZIP_EXTERN int zip_file_set_external_attributes(zip_t *_Nonnull, zip_uint64_t, zip_flags_t, zip_uint8_t, zip_uint32_t);
+ZIP_EXTERN int zip_file_set_mtime(zip_t *_Nonnull, zip_uint64_t, time_t, zip_flags_t);
+ZIP_EXTERN const char *_Nonnull zip_file_strerror(zip_file_t *_Nonnull);
+ZIP_EXTERN zip_file_t *_Nullable zip_fopen(zip_t *_Nonnull, const char *_Nonnull, zip_flags_t);
+ZIP_EXTERN zip_file_t *_Nullable zip_fopen_encrypted(zip_t *_Nonnull, const char *_Nonnull, zip_flags_t, const char *_Nullable);
+ZIP_EXTERN zip_file_t *_Nullable zip_fopen_index(zip_t *_Nonnull, zip_uint64_t, zip_flags_t);
+ZIP_EXTERN zip_file_t *_Nullable zip_fopen_index_encrypted(zip_t *_Nonnull, zip_uint64_t, zip_flags_t, const char *_Nullable);
+ZIP_EXTERN zip_int64_t zip_fread(zip_file_t *_Nonnull, void *_Nonnull, zip_uint64_t);
+ZIP_EXTERN zip_int8_t zip_fseek(zip_file_t *_Nonnull, zip_int64_t, int);
+ZIP_EXTERN zip_int64_t zip_ftell(zip_file_t *_Nonnull);
+ZIP_EXTERN const char *_Nullable zip_get_archive_comment(zip_t *_Nonnull, int *_Nullable, zip_flags_t);
+ZIP_EXTERN int zip_get_archive_flag(zip_t *_Nonnull, zip_flags_t, zip_flags_t);
+ZIP_EXTERN const char *_Nullable zip_get_name(zip_t *_Nonnull, zip_uint64_t, zip_flags_t);
+ZIP_EXTERN zip_int64_t zip_get_num_entries(zip_t *_Nonnull, zip_flags_t);
+ZIP_EXTERN const char *_Nonnull zip_libzip_version(void);
+ZIP_EXTERN zip_int64_t zip_name_locate(zip_t *_Nonnull, const char *_Nonnull, zip_flags_t);
+ZIP_EXTERN zip_t *_Nullable zip_open(const char *_Nonnull, int, int *_Nullable);
+ZIP_EXTERN zip_t *_Nullable zip_open_from_source(zip_source_t *_Nonnull, int, zip_error_t *_Nullable);
+ZIP_EXTERN int zip_register_progress_callback_with_state(zip_t *_Nonnull, double, zip_progress_callback _Nullable, void (*_Nullable)(void *_Nullable), void *_Nullable);
+ZIP_EXTERN int zip_register_cancel_callback_with_state(zip_t *_Nonnull, zip_cancel_callback _Nullable, void (*_Nullable)(void *_Nullable), void *_Nullable);
+ZIP_EXTERN int zip_set_archive_comment(zip_t *_Nonnull, const char *_Nullable, zip_uint16_t);
+ZIP_EXTERN int zip_set_archive_flag(zip_t *_Nonnull, zip_flags_t, int);
+ZIP_EXTERN int zip_set_default_password(zip_t *_Nonnull, const char *_Nullable);
+ZIP_EXTERN int zip_set_file_compression(zip_t *_Nonnull, zip_uint64_t, zip_int32_t, zip_uint32_t);
+ZIP_EXTERN int zip_source_begin_write(zip_source_t *_Nonnull);
+ZIP_EXTERN int zip_source_begin_write_cloning(zip_source_t *_Nonnull, zip_uint64_t);
+ZIP_EXTERN zip_source_t *_Nullable zip_source_buffer(zip_t *_Nonnull, const void *_Nullable, zip_uint64_t, int);
+ZIP_EXTERN zip_source_t *_Nullable zip_source_buffer_create(const void *_Nullable, zip_uint64_t, int, zip_error_t *_Nullable);
+ZIP_EXTERN zip_source_t *_Nullable zip_source_buffer_fragment(zip_t *_Nonnull, const zip_buffer_fragment_t *_Nonnull, zip_uint64_t, int);
+ZIP_EXTERN zip_source_t *_Nullable zip_source_buffer_fragment_create(const zip_buffer_fragment_t *_Nullable, zip_uint64_t, int, zip_error_t *_Nullable);
+ZIP_EXTERN int zip_source_close(zip_source_t *_Nonnull);
+ZIP_EXTERN int zip_source_commit_write(zip_source_t *_Nonnull);
+ZIP_EXTERN zip_error_t *_Nonnull zip_source_error(zip_source_t *_Nonnull);
+ZIP_EXTERN zip_source_t *_Nullable zip_source_file(zip_t *_Nonnull, const char *_Nonnull, zip_uint64_t, zip_int64_t);
+ZIP_EXTERN zip_source_t *_Nullable zip_source_file_create(const char *_Nonnull, zip_uint64_t, zip_int64_t, zip_error_t *_Nullable);
+ZIP_EXTERN zip_source_t *_Nullable zip_source_filep(zip_t *_Nonnull, FILE *_Nonnull, zip_uint64_t, zip_int64_t);
+ZIP_EXTERN zip_source_t *_Nullable zip_source_filep_create(FILE *_Nonnull, zip_uint64_t, zip_int64_t, zip_error_t *_Nullable);
+ZIP_EXTERN void zip_source_free(zip_source_t *_Nullable);
+ZIP_EXTERN zip_source_t *_Nullable zip_source_function(zip_t *_Nonnull, zip_source_callback _Nonnull, void *_Nullable);
+ZIP_EXTERN zip_source_t *_Nullable zip_source_function_create(zip_source_callback _Nonnull, void *_Nullable, zip_error_t *_Nullable);
+ZIP_EXTERN int zip_source_get_file_attributes(zip_source_t *_Nonnull, zip_file_attributes_t *_Nonnull);
+ZIP_EXTERN int zip_source_is_deleted(zip_source_t *_Nonnull);
+ZIP_EXTERN void zip_source_keep(zip_source_t *_Nonnull);
ZIP_EXTERN zip_int64_t zip_source_make_command_bitmap(zip_source_cmd_t, ...);
-ZIP_EXTERN int zip_source_open(zip_source_t *);
-ZIP_EXTERN zip_int64_t zip_source_read(zip_source_t *, void *, zip_uint64_t);
-ZIP_EXTERN void zip_source_rollback_write(zip_source_t *);
-ZIP_EXTERN int zip_source_seek(zip_source_t *, zip_int64_t, int);
-ZIP_EXTERN zip_int64_t zip_source_seek_compute_offset(zip_uint64_t, zip_uint64_t, void *, zip_uint64_t, zip_error_t *);
-ZIP_EXTERN int zip_source_seek_write(zip_source_t *, zip_int64_t, int);
-ZIP_EXTERN int zip_source_stat(zip_source_t *, zip_stat_t *);
-ZIP_EXTERN zip_int64_t zip_source_tell(zip_source_t *);
-ZIP_EXTERN zip_int64_t zip_source_tell_write(zip_source_t *);
+ZIP_EXTERN int zip_source_open(zip_source_t *_Nonnull);
+ZIP_EXTERN zip_int64_t zip_source_read(zip_source_t *_Nonnull, void *_Nonnull, zip_uint64_t);
+ZIP_EXTERN void zip_source_rollback_write(zip_source_t *_Nonnull);
+ZIP_EXTERN int zip_source_seek(zip_source_t *_Nonnull, zip_int64_t, int);
+ZIP_EXTERN zip_int64_t zip_source_seek_compute_offset(zip_uint64_t, zip_uint64_t, void *_Nonnull, zip_uint64_t, zip_error_t *_Nullable);
+ZIP_EXTERN int zip_source_seek_write(zip_source_t *_Nonnull, zip_int64_t, int);
+ZIP_EXTERN int zip_source_stat(zip_source_t *_Nonnull, zip_stat_t *_Nonnull);
+ZIP_EXTERN zip_int64_t zip_source_tell(zip_source_t *_Nonnull);
+ZIP_EXTERN zip_int64_t zip_source_tell_write(zip_source_t *_Nonnull);
#ifdef _WIN32
ZIP_EXTERN zip_source_t *zip_source_win32a(zip_t *, const char *, zip_uint64_t, zip_int64_t);
ZIP_EXTERN zip_source_t *zip_source_win32a_create(const char *, zip_uint64_t, zip_int64_t, zip_error_t *);
@@ -433,15 +463,17 @@ ZIP_EXTERN zip_source_t *zip_source_win32handle_create(void *, zip_uint64_t, zip
ZIP_EXTERN zip_source_t *zip_source_win32w(zip_t *, const wchar_t *, zip_uint64_t, zip_int64_t);
ZIP_EXTERN zip_source_t *zip_source_win32w_create(const wchar_t *, zip_uint64_t, zip_int64_t, zip_error_t *);
#endif
-ZIP_EXTERN zip_int64_t zip_source_write(zip_source_t *, const void *, zip_uint64_t);
-ZIP_EXTERN zip_source_t *zip_source_zip(zip_t *, zip_t *, zip_uint64_t, zip_flags_t, zip_uint64_t, zip_int64_t);
-ZIP_EXTERN int zip_stat(zip_t *, const char *, zip_flags_t, zip_stat_t *);
-ZIP_EXTERN int zip_stat_index(zip_t *, zip_uint64_t, zip_flags_t, zip_stat_t *);
-ZIP_EXTERN void zip_stat_init(zip_stat_t *);
-ZIP_EXTERN const char *zip_strerror(zip_t *);
-ZIP_EXTERN int zip_unchange(zip_t *, zip_uint64_t);
-ZIP_EXTERN int zip_unchange_all(zip_t *);
-ZIP_EXTERN int zip_unchange_archive(zip_t *);
+ZIP_EXTERN zip_int64_t zip_source_write(zip_source_t *_Nonnull, const void *_Nullable, zip_uint64_t);
+ZIP_EXTERN zip_source_t *_Nullable zip_source_zip(zip_t *_Nonnull, zip_t *_Nonnull, zip_uint64_t, zip_flags_t, zip_uint64_t, zip_int64_t);
+ZIP_EXTERN int zip_stat(zip_t *_Nonnull, const char *_Nonnull, zip_flags_t, zip_stat_t *_Nonnull);
+ZIP_EXTERN int zip_stat_index(zip_t *_Nonnull, zip_uint64_t, zip_flags_t, zip_stat_t *_Nonnull);
+ZIP_EXTERN void zip_stat_init(zip_stat_t *_Nonnull);
+ZIP_EXTERN const char *_Nonnull zip_strerror(zip_t *_Nonnull);
+ZIP_EXTERN int zip_unchange(zip_t *_Nonnull, zip_uint64_t);
+ZIP_EXTERN int zip_unchange_all(zip_t *_Nonnull);
+ZIP_EXTERN int zip_unchange_archive(zip_t *_Nonnull);
+ZIP_EXTERN int zip_compression_method_supported(zip_int32_t method, int compress);
+ZIP_EXTERN int zip_encryption_method_supported(zip_uint16_t method, int encode);
#ifdef __cplusplus
}
diff --git a/src/Common/libzip/zip_add.c b/src/Common/libzip/zip_add.c
index 69966d3..1954235 100644
--- a/src/Common/libzip/zip_add.c
+++ b/src/Common/libzip/zip_add.c
@@ -1,6 +1,6 @@
/*
zip_add.c -- add file via callback function
- Copyright (C) 1999-2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_add_dir.c b/src/Common/libzip/zip_add_dir.c
index a0026a7..88fcf53 100644
--- a/src/Common/libzip/zip_add_dir.c
+++ b/src/Common/libzip/zip_add_dir.c
@@ -1,6 +1,6 @@
/*
zip_add_dir.c -- add directory
- Copyright (C) 1999-2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_add_entry.c b/src/Common/libzip/zip_add_entry.c
index f1de445..f52e0b5 100644
--- a/src/Common/libzip/zip_add_entry.c
+++ b/src/Common/libzip/zip_add_entry.c
@@ -1,6 +1,6 @@
/*
zip_add_entry.c -- create and init struct zip_entry
- Copyright (C) 1999-2016 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_algorithm_deflate.c b/src/Common/libzip/zip_algorithm_deflate.c
index 2a1c904..d28a1ac 100644
--- a/src/Common/libzip/zip_algorithm_deflate.c
+++ b/src/Common/libzip/zip_algorithm_deflate.c
@@ -1,6 +1,6 @@
/*
zip_algorithm_deflate.c -- deflate (de)compression routines
- Copyright (C) 2017 Dieter Baron and Thomas Klausner
+ Copyright (C) 2017-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
@@ -51,6 +51,7 @@ allocate(bool compress, int compression_flags, zip_error_t *error) {
struct ctx *ctx;
if ((ctx = (struct ctx *)malloc(sizeof(*ctx))) == NULL) {
+ zip_error_set(error, ZIP_ET_SYS, errno);
return NULL;
}
@@ -90,8 +91,8 @@ deallocate(void *ud) {
}
-static int
-compression_flags(void *ud) {
+static zip_uint16_t
+general_purpose_bit_flags(void *ud) {
struct ctx *ctx = (struct ctx *)ud;
if (!ctx->compress) {
@@ -99,10 +100,10 @@ compression_flags(void *ud) {
}
if (ctx->compression_flags < 3) {
- return 2;
+ return 2 << 1;
}
else if (ctx->compression_flags > 7) {
- return 1;
+ return 1 << 1;
}
return 0;
}
@@ -219,12 +220,13 @@ process(void *ud, zip_uint8_t *data, zip_uint64_t *length) {
}
}
-// clang-format off
+/* clang-format off */
zip_compression_algorithm_t zip_algorithm_deflate_compress = {
compress_allocate,
deallocate,
- compression_flags,
+ general_purpose_bit_flags,
+ 20,
start,
end,
input,
@@ -236,7 +238,8 @@ zip_compression_algorithm_t zip_algorithm_deflate_compress = {
zip_compression_algorithm_t zip_algorithm_deflate_decompress = {
decompress_allocate,
deallocate,
- compression_flags,
+ general_purpose_bit_flags,
+ 20,
start,
end,
input,
@@ -244,4 +247,4 @@ zip_compression_algorithm_t zip_algorithm_deflate_decompress = {
process
};
-// clang-format on
+/* clang-format on */
diff --git a/src/Common/libzip/zip_buffer.c b/src/Common/libzip/zip_buffer.c
index 96010b2..8c24b27 100644
--- a/src/Common/libzip/zip_buffer.c
+++ b/src/Common/libzip/zip_buffer.c
@@ -1,6 +1,6 @@
/*
zip_buffer.c -- bounds checked access to memory buffer
- Copyright (C) 2014-2016 Dieter Baron and Thomas Klausner
+ Copyright (C) 2014-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_close.c b/src/Common/libzip/zip_close.c
index c46e1b3..816fcef 100644
--- a/src/Common/libzip/zip_close.c
+++ b/src/Common/libzip/zip_close.c
@@ -1,6 +1,6 @@
/*
zip_close.c -- close zip archive and update changes
- Copyright (C) 1999-2017 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2020 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
@@ -36,25 +36,17 @@
#include <stdio.h>
#include <stdlib.h>
-#include <string.h>
-#ifdef HAVE_STRINGS_H
-#include <strings.h>
-#endif
-#ifdef HAVE_UNISTD_H
-#include <unistd.h>
-#endif
-#include <sys/stat.h>
-#include <sys/types.h>
#ifdef _WIN32
#include <fcntl.h>
#include <io.h>
#endif
-static int add_data(zip_t *, zip_source_t *, zip_dirent_t *);
+static int add_data(zip_t *, zip_source_t *, zip_dirent_t *, zip_uint32_t);
static int copy_data(zip_t *, zip_uint64_t);
static int copy_source(zip_t *, zip_source_t *, zip_int64_t);
static int write_cdir(zip_t *, const zip_filelist_t *, zip_uint64_t);
+static int write_data_descriptor(zip_t *za, const zip_dirent_t *dirent, int is_zip64);
ZIP_EXTERN int
zip_close(zip_t *za) {
@@ -73,8 +65,10 @@ zip_close(zip_t *za) {
if (survivors == 0) {
if ((za->open_flags & ZIP_TRUNCATE) || changed) {
if (zip_source_remove(za->src) < 0) {
- _zip_error_set_from_source(&za->error, za->src);
- return -1;
+ if (!((zip_error_code_zip(zip_source_error(za->src)) == ZIP_ER_REMOVE) && (zip_error_code_system(zip_source_error(za->src)) == ENOENT))) {
+ _zip_error_set_from_source(&za->error, za->src);
+ return -1;
+ }
}
}
zip_discard(za);
@@ -158,14 +152,23 @@ zip_close(zip_t *za) {
}
}
- _zip_progress_start(za->progress);
+ if (_zip_progress_start(za->progress) != 0) {
+ zip_error_set(&za->error, ZIP_ER_CANCELLED, 0);
+ zip_source_rollback_write(za->src);
+ free(filelist);
+ return -1;
+ }
error = 0;
for (j = 0; j < survivors; j++) {
int new_data;
zip_entry_t *entry;
zip_dirent_t *de;
- _zip_progress_subrange(za->progress, (double)j / (double)survivors, (double)(j + 1) / (double)survivors);
+ if (_zip_progress_subrange(za->progress, (double)j / (double)survivors, (double)(j + 1) / (double)survivors) != 0) {
+ zip_error_set(&za->error, ZIP_ER_CANCELLED, 0);
+ error = 1;
+ break;
+ }
i = filelist[j].idx;
entry = za->entry + i;
@@ -193,6 +196,7 @@ zip_close(zip_t *za) {
}
if ((off = zip_source_tell_write(za->src)) < 0) {
+ _zip_error_set_from_source(&za->error, za->src);
error = 1;
break;
}
@@ -210,7 +214,7 @@ zip_close(zip_t *za) {
}
/* add_data writes dirent */
- if (add_data(za, zs ? zs : entry->source, de) < 0) {
+ if (add_data(za, zs ? zs : entry->source, de, entry->changes ? entry->changes->changed : 0) < 0) {
error = 1;
if (zs)
zip_source_free(zs);
@@ -222,8 +226,11 @@ zip_close(zip_t *za) {
else {
zip_uint64_t offset;
- /* when copying data, all sizes are known -> no data descriptor needed */
- de->bitflags &= (zip_uint16_t)~ZIP_GPBF_DATA_DESCRIPTOR;
+ if (de->encryption_method != ZIP_EM_TRAD_PKWARE) {
+ /* when copying data, all sizes are known -> no data descriptor needed */
+ /* except for PKWare encryption, where removing the data descriptor breaks password validation */
+ de->bitflags &= (zip_uint16_t)~ZIP_GPBF_DATA_DESCRIPTOR;
+ }
if (_zip_dirent_write(za, de, ZIP_FL_LOCAL) < 0) {
error = 1;
break;
@@ -234,13 +241,20 @@ zip_close(zip_t *za) {
}
if (zip_source_seek(za->src, (zip_int64_t)offset, SEEK_SET) < 0) {
_zip_error_set_from_source(&za->error, za->src);
- error = 1;
+ error = 1;
break;
}
if (copy_data(za, de->comp_size) < 0) {
- error = 1;
+ error = 1;
break;
}
+
+ if (de->bitflags & ZIP_GPBF_DATA_DESCRIPTOR) {
+ if (write_data_descriptor(za, de, _zip_dirent_needs_zip64(de, 0)) < 0) {
+ error = 1;
+ break;
+ }
+ }
}
}
@@ -256,10 +270,9 @@ zip_close(zip_t *za) {
_zip_error_set_from_source(&za->error, za->src);
error = 1;
}
+ _zip_progress_end(za->progress);
}
- _zip_progress_end(za->progress);
-
if (error) {
zip_source_rollback_write(za->src);
return -1;
@@ -272,14 +285,14 @@ zip_close(zip_t *za) {
static int
-add_data(zip_t *za, zip_source_t *src, zip_dirent_t *de) {
+add_data(zip_t *za, zip_source_t *src, zip_dirent_t *de, zip_uint32_t changed) {
zip_int64_t offstart, offdata, offend, data_length;
- struct zip_stat st;
+ zip_stat_t st;
+ zip_file_attributes_t attributes;
zip_source_t *src_final, *src_tmp;
int ret;
int is_zip64;
zip_flags_t flags;
- zip_int8_t compression_flags;
bool needs_recompress, needs_decompress, needs_crc, needs_compress, needs_reencrypt, needs_decrypt, needs_encrypt;
if (zip_source_stat(src, &st) < 0) {
@@ -443,6 +456,9 @@ add_data(zip_t *za, zip_source_t *src, zip_dirent_t *de) {
zip_source_free(src_final);
return -1;
}
+ if (de->encryption_method == ZIP_EM_TRAD_PKWARE) {
+ de->bitflags |= ZIP_GPBF_DATA_DESCRIPTOR;
+ }
zip_source_free(src_final);
src_final = src_tmp;
@@ -461,7 +477,7 @@ add_data(zip_t *za, zip_source_t *src, zip_dirent_t *de) {
ret = -1;
}
- if ((compression_flags = zip_source_get_compression_flags(src_final)) < 0) {
+ if (zip_source_get_file_attributes(src_final, &attributes) != 0) {
_zip_error_set_from_source(&za->error, src_final);
ret = -1;
}
@@ -497,8 +513,7 @@ add_data(zip_t *za, zip_source_t *src, zip_dirent_t *de) {
de->crc = st.crc;
de->uncomp_size = st.size;
de->comp_size = (zip_uint64_t)(offend - offdata);
- de->bitflags = (zip_uint16_t)((de->bitflags & (zip_uint16_t)~6) | ((zip_uint8_t)compression_flags << 1));
- _zip_dirent_set_version_needed(de, (flags & ZIP_FL_FORCE_ZIP64) != 0);
+ _zip_dirent_apply_attributes(de, &attributes, (flags & ZIP_FL_FORCE_ZIP64) != 0, changed);
if ((ret = _zip_dirent_write(za, de, flags)) < 0)
return -1;
@@ -514,38 +529,55 @@ add_data(zip_t *za, zip_source_t *src, zip_dirent_t *de) {
return -1;
}
+ if (de->bitflags & ZIP_GPBF_DATA_DESCRIPTOR) {
+ if (write_data_descriptor(za, de, is_zip64) < 0) {
+ return -1;
+ }
+ }
+
return 0;
}
static int
copy_data(zip_t *za, zip_uint64_t len) {
- zip_uint8_t buf[BUFSIZE];
+ DEFINE_BYTE_ARRAY(buf, BUFSIZE);
size_t n;
double total = (double)len;
+ if (!byte_array_init(buf, BUFSIZE)) {
+ zip_error_set(&za->error, ZIP_ER_MEMORY, 0);
+ return -1;
+ }
+
while (len > 0) {
- n = len > sizeof(buf) ? sizeof(buf) : len;
+ n = len > BUFSIZE ? BUFSIZE : len;
if (_zip_read(za->src, buf, n, &za->error) < 0) {
+ byte_array_fini(buf);
return -1;
}
if (_zip_write(za, buf, n) < 0) {
+ byte_array_fini(buf);
return -1;
}
len -= n;
- _zip_progress_update(za->progress, (total - (double)len) / total);
+ if (_zip_progress_update(za->progress, (total - (double)len) / total) != 0) {
+ zip_error_set(&za->error, ZIP_ER_CANCELLED, 0);
+ return -1;
+ }
}
+ byte_array_fini(buf);
return 0;
}
static int
copy_source(zip_t *za, zip_source_t *src, zip_int64_t data_length) {
- zip_uint8_t buf[BUFSIZE];
+ DEFINE_BYTE_ARRAY(buf, BUFSIZE);
zip_int64_t n, current;
int ret;
@@ -554,16 +586,25 @@ copy_source(zip_t *za, zip_source_t *src, zip_int64_t data_length) {
return -1;
}
+ if (!byte_array_init(buf, BUFSIZE)) {
+ zip_error_set(&za->error, ZIP_ER_MEMORY, 0);
+ return -1;
+ }
+
ret = 0;
current = 0;
- while ((n = zip_source_read(src, buf, sizeof(buf))) > 0) {
+ while ((n = zip_source_read(src, buf, BUFSIZE)) > 0) {
if (_zip_write(za, buf, (zip_uint64_t)n) < 0) {
ret = -1;
break;
}
- if (n == sizeof(buf) && za->progress && data_length > 0) {
+ if (n == BUFSIZE && za->progress && data_length > 0) {
current += n;
- _zip_progress_update(za->progress, (double)current / (double)data_length);
+ if (_zip_progress_update(za->progress, (double)current / (double)data_length) != 0) {
+ zip_error_set(&za->error, ZIP_ER_CANCELLED, 0);
+ ret = -1;
+ break;
+ }
}
}
@@ -572,6 +613,8 @@ copy_source(zip_t *za, zip_source_t *src, zip_int64_t data_length) {
ret = -1;
}
+ byte_array_fini(buf);
+
zip_source_close(src);
return ret;
@@ -624,3 +667,37 @@ _zip_changed(const zip_t *za, zip_uint64_t *survivorsp) {
return changed;
}
+
+static int
+write_data_descriptor(zip_t *za, const zip_dirent_t *de, int is_zip64) {
+ zip_buffer_t *buffer = _zip_buffer_new(NULL, MAX_DATA_DESCRIPTOR_LENGTH);
+ int ret = 0;
+
+ if (buffer == NULL) {
+ zip_error_set(&za->error, ZIP_ER_MEMORY, 0);
+ return -1;
+ }
+
+ _zip_buffer_put(buffer, DATADES_MAGIC, 4);
+ _zip_buffer_put_32(buffer, de->crc);
+ if (is_zip64) {
+ _zip_buffer_put_64(buffer, de->comp_size);
+ _zip_buffer_put_64(buffer, de->uncomp_size);
+ }
+ else {
+ _zip_buffer_put_32(buffer, (zip_uint32_t)de->comp_size);
+ _zip_buffer_put_32(buffer, (zip_uint32_t)de->uncomp_size);
+ }
+
+ if (!_zip_buffer_ok(buffer)) {
+ zip_error_set(&za->error, ZIP_ER_INTERNAL, 0);
+ ret = -1;
+ }
+ else {
+ ret = _zip_write(za, _zip_buffer_data(buffer), _zip_buffer_offset(buffer));
+ }
+
+ _zip_buffer_free(buffer);
+
+ return ret;
+}
diff --git a/src/Common/libzip/zip_delete.c b/src/Common/libzip/zip_delete.c
index ae8f5a6..97701a0 100644
--- a/src/Common/libzip/zip_delete.c
+++ b/src/Common/libzip/zip_delete.c
@@ -1,6 +1,6 @@
/*
zip_delete.c -- delete file from zip archive
- Copyright (C) 1999-2016 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_dir_add.c b/src/Common/libzip/zip_dir_add.c
index 236b439..c40b1cb 100644
--- a/src/Common/libzip/zip_dir_add.c
+++ b/src/Common/libzip/zip_dir_add.c
@@ -1,6 +1,6 @@
/*
zip_dir_add.c -- add directory
- Copyright (C) 1999-2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_dirent.c b/src/Common/libzip/zip_dirent.c
index a6dbfac..1691071 100644
--- a/src/Common/libzip/zip_dirent.c
+++ b/src/Common/libzip/zip_dirent.c
@@ -1,6 +1,6 @@
/*
zip_dirent.c -- read directory entry (local or central), clean dirent
- Copyright (C) 1999-2017 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2020 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
@@ -35,13 +35,11 @@
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
-#include <sys/stat.h>
#include <sys/types.h>
#include <time.h>
#include "zipint.h"
-static time_t _zip_d2u_time(zip_uint16_t, zip_uint16_t);
static zip_string_t *_zip_dirent_process_ef_utf_8(const zip_dirent_t *de, zip_uint16_t id, zip_string_t *str);
static zip_extra_field_t *_zip_ef_utf8(zip_uint16_t, zip_string_t *, zip_error_t *);
static bool _zip_dirent_process_winzip_aes(zip_dirent_t *de, zip_error_t *error);
@@ -523,29 +521,54 @@ _zip_dirent_read(zip_dirent_t *zde, zip_source_t *src, zip_buffer_t *buffer, boo
return -1;
}
- if (zde->uncomp_size == ZIP_UINT32_MAX)
+ if (zde->uncomp_size == ZIP_UINT32_MAX) {
zde->uncomp_size = _zip_buffer_get_64(ef_buffer);
+ }
else if (local) {
/* From appnote.txt: This entry in the Local header MUST
include BOTH original and compressed file size fields. */
(void)_zip_buffer_skip(ef_buffer, 8); /* error is caught by _zip_buffer_eof() call */
}
- if (zde->comp_size == ZIP_UINT32_MAX)
+ if (zde->comp_size == ZIP_UINT32_MAX) {
zde->comp_size = _zip_buffer_get_64(ef_buffer);
+ }
if (!local) {
- if (zde->offset == ZIP_UINT32_MAX)
+ if (zde->offset == ZIP_UINT32_MAX) {
zde->offset = _zip_buffer_get_64(ef_buffer);
- if (zde->disk_number == ZIP_UINT16_MAX)
+ }
+ if (zde->disk_number == ZIP_UINT16_MAX) {
zde->disk_number = _zip_buffer_get_32(ef_buffer);
+ }
}
if (!_zip_buffer_eof(ef_buffer)) {
- zip_error_set(error, ZIP_ER_INCONS, 0);
- _zip_buffer_free(ef_buffer);
- if (!from_buffer) {
- _zip_buffer_free(buffer);
+ /* accept additional fields if values match */
+ bool ok = true;
+ switch (got_len) {
+ case 28:
+ _zip_buffer_set_offset(ef_buffer, 24);
+ if (zde->disk_number != _zip_buffer_get_32(ef_buffer)) {
+ ok = false;
+ }
+ /* fallthrough */
+ case 24:
+ _zip_buffer_set_offset(ef_buffer, 0);
+ if ((zde->uncomp_size != _zip_buffer_get_64(ef_buffer)) || (zde->comp_size != _zip_buffer_get_64(ef_buffer)) || (zde->offset != _zip_buffer_get_64(ef_buffer))) {
+ ok = false;
+ }
+ break;
+
+ default:
+ ok = false;
+ }
+ if (!ok) {
+ zip_error_set(error, ZIP_ER_INCONS, 0);
+ _zip_buffer_free(ef_buffer);
+ if (!from_buffer) {
+ _zip_buffer_free(buffer);
+ }
+ return -1;
}
- return -1;
}
_zip_buffer_free(ef_buffer);
}
@@ -573,7 +596,7 @@ _zip_dirent_read(zip_dirent_t *zde, zip_source_t *src, zip_buffer_t *buffer, boo
zde->extra_fields = _zip_ef_remove_internal(zde->extra_fields);
- return (zip_int64_t)(size + variable_size);
+ return (zip_int64_t)size + (zip_int64_t)variable_size;
}
@@ -868,9 +891,9 @@ _zip_dirent_write(zip_t *za, zip_dirent_t *de, zip_flags_t flags) {
_zip_buffer_put(buffer, (flags & ZIP_FL_LOCAL) ? LOCAL_MAGIC : CENTRAL_MAGIC, 4);
if ((flags & ZIP_FL_LOCAL) == 0) {
- _zip_buffer_put_16(buffer, (zip_uint16_t)(is_really_zip64 ? 45 : de->version_madeby));
+ _zip_buffer_put_16(buffer, de->version_madeby);
}
- _zip_buffer_put_16(buffer, (zip_uint16_t)(is_really_zip64 ? 45 : de->version_needed));
+ _zip_buffer_put_16(buffer, ZIP_MAX(is_really_zip64 ? 45 : 0, de->version_needed));
_zip_buffer_put_16(buffer, de->bitflags);
if (is_winzip_aes) {
_zip_buffer_put_16(buffer, ZIP_CM_WINZIP_AES);
@@ -978,7 +1001,7 @@ _zip_dirent_write(zip_t *za, zip_dirent_t *de, zip_flags_t flags) {
}
-static time_t
+time_t
_zip_d2u_time(zip_uint16_t dtime, zip_uint16_t ddate) {
struct tm tm;
@@ -1066,51 +1089,75 @@ _zip_get_dirent(zip_t *za, zip_uint64_t idx, zip_flags_t flags, zip_error_t *err
void
_zip_u2d_time(time_t intime, zip_uint16_t *dtime, zip_uint16_t *ddate) {
- struct tm *tm;
+ struct tm *tpm;
- tm = localtime(&intime);
- if (tm->tm_year < 80) {
- tm->tm_year = 80;
+#ifdef HAVE_LOCALTIME_R
+ struct tm tm;
+ tpm = localtime_r(&intime, &tm);
+#else
+ tpm = localtime(&intime);
+#endif
+ if (tpm == NULL) {
+ /* if localtime() fails, return an arbitrary date (1980-01-01 00:00:00) */
+ *ddate = (1 << 5) + 1;
+ *dtime = 0;
+ return;
+ }
+ if (tpm->tm_year < 80) {
+ tpm->tm_year = 80;
}
- *ddate = (zip_uint16_t)(((tm->tm_year + 1900 - 1980) << 9) + ((tm->tm_mon + 1) << 5) + tm->tm_mday);
- *dtime = (zip_uint16_t)(((tm->tm_hour) << 11) + ((tm->tm_min) << 5) + ((tm->tm_sec) >> 1));
+ *ddate = (zip_uint16_t)(((tpm->tm_year + 1900 - 1980) << 9) + ((tpm->tm_mon + 1) << 5) + tpm->tm_mday);
+ *dtime = (zip_uint16_t)(((tpm->tm_hour) << 11) + ((tpm->tm_min) << 5) + ((tpm->tm_sec) >> 1));
return;
}
void
-_zip_dirent_set_version_needed(zip_dirent_t *de, bool force_zip64) {
+_zip_dirent_apply_attributes(zip_dirent_t *de, zip_file_attributes_t *attributes, bool force_zip64, zip_uint32_t changed) {
zip_uint16_t length;
+ if (attributes->valid & ZIP_FILE_ATTRIBUTES_GENERAL_PURPOSE_BIT_FLAGS) {
+ zip_uint16_t mask = attributes->general_purpose_bit_mask & ZIP_FILE_ATTRIBUTES_GENERAL_PURPOSE_BIT_FLAGS_ALLOWED_MASK;
+ de->bitflags = (de->bitflags & ~mask) | (attributes->general_purpose_bit_flags & mask);
+ }
+ if (attributes->valid & ZIP_FILE_ATTRIBUTES_ASCII) {
+ de->int_attrib = (de->int_attrib & ~0x1) | (attributes->ascii ? 1 : 0);
+ }
+ /* manually set attributes are preferred over attributes provided by source */
+ if ((changed & ZIP_DIRENT_ATTRIBUTES) == 0 && (attributes->valid & ZIP_FILE_ATTRIBUTES_EXTERNAL_FILE_ATTRIBUTES)) {
+ de->ext_attrib = attributes->external_file_attributes;
+ }
+
if (de->comp_method == ZIP_CM_LZMA) {
de->version_needed = 63;
- return;
}
-
- if (de->comp_method == ZIP_CM_BZIP2) {
+ else if (de->encryption_method == ZIP_EM_AES_128 || de->encryption_method == ZIP_EM_AES_192 || de->encryption_method == ZIP_EM_AES_256) {
+ de->version_needed = 51;
+ }
+ else if (de->comp_method == ZIP_CM_BZIP2) {
de->version_needed = 46;
- return;
}
-
- if (force_zip64 || _zip_dirent_needs_zip64(de, 0)) {
+ else if (force_zip64 || _zip_dirent_needs_zip64(de, 0)) {
de->version_needed = 45;
- return;
}
-
- if (de->comp_method == ZIP_CM_DEFLATE || de->encryption_method == ZIP_EM_TRAD_PKWARE) {
+ else if (de->comp_method == ZIP_CM_DEFLATE || de->encryption_method == ZIP_EM_TRAD_PKWARE) {
+ de->version_needed = 20;
+ }
+ else if ((length = _zip_string_length(de->filename)) > 0 && de->filename->raw[length - 1] == '/') {
de->version_needed = 20;
- return;
+ }
+ else {
+ de->version_needed = 10;
}
- /* directory */
- if ((length = _zip_string_length(de->filename)) > 0) {
- if (de->filename->raw[length - 1] == '/') {
- de->version_needed = 20;
- return;
- }
+ if (attributes->valid & ZIP_FILE_ATTRIBUTES_VERSION_NEEDED) {
+ de->version_needed = ZIP_MAX(de->version_needed, attributes->version_needed);
}
- de->version_needed = 10;
+ de->version_madeby = 63 | (de->version_madeby & 0xff00);
+ if ((changed & ZIP_DIRENT_ATTRIBUTES) == 0 && (attributes->valid & ZIP_FILE_ATTRIBUTES_HOST_SYSTEM)) {
+ de->version_madeby = (de->version_madeby & 0xff) | (zip_uint16_t)(attributes->host_system << 8);
+ }
}
diff --git a/src/Common/libzip/zip_discard.c b/src/Common/libzip/zip_discard.c
index 5bbf8d6..12f0636 100644
--- a/src/Common/libzip/zip_discard.c
+++ b/src/Common/libzip/zip_discard.c
@@ -1,6 +1,6 @@
/*
zip_discard.c -- discard and free struct zip
- Copyright (C) 1999-2017 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_entry.c b/src/Common/libzip/zip_entry.c
index f083412..52ecaef 100644
--- a/src/Common/libzip/zip_entry.c
+++ b/src/Common/libzip/zip_entry.c
@@ -1,6 +1,6 @@
/*
zip_entry.c -- struct zip_entry helper functions
- Copyright (C) 1999-2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_err_str.c b/src/Common/libzip/zip_err_str.c
index 3d9ee54..e0a04a9 100644
--- a/src/Common/libzip/zip_err_str.c
+++ b/src/Common/libzip/zip_err_str.c
@@ -5,16 +5,80 @@
#include "zipint.h"
-const char *const _zip_err_str[] = {
- "No error", "Multi-disk zip archives not supported", "Renaming temporary file failed", "Closing zip archive failed", "Seek error", "Read error", "Write error", "CRC error", "Containing zip archive was closed", "No such file", "File already exists", "Can't open file", "Failure to create temporary file", "Zlib error", "Malloc failure", "Entry has been changed", "Compression method not supported", "Premature end of file", "Invalid argument", "Not a zip archive", "Internal error", "Zip archive inconsistent", "Can't remove file", "Entry has been deleted", "Encryption method not supported", "Read-only archive", "No password provided", "Wrong password provided", "Operation not supported", "Resource still in use", "Tell error", "Compressed data invalid",
+const char * const _zip_err_str[] = {
+ "No error",
+ "Multi-disk zip archives not supported",
+ "Renaming temporary file failed",
+ "Closing zip archive failed",
+ "Seek error",
+ "Read error",
+ "Write error",
+ "CRC error",
+ "Containing zip archive was closed",
+ "No such file",
+ "File already exists",
+ "Can't open file",
+ "Failure to create temporary file",
+ "Zlib error",
+ "Malloc failure",
+ "Entry has been changed",
+ "Compression method not supported",
+ "Premature end of file",
+ "Invalid argument",
+ "Not a zip archive",
+ "Internal error",
+ "Zip archive inconsistent",
+ "Can't remove file",
+ "Entry has been deleted",
+ "Encryption method not supported",
+ "Read-only archive",
+ "No password provided",
+ "Wrong password provided",
+ "Operation not supported",
+ "Resource still in use",
+ "Tell error",
+ "Compressed data invalid",
+ "Operation cancelled",
};
-const int _zip_nerr_str = sizeof(_zip_err_str) / sizeof(_zip_err_str[0]);
+const int _zip_nerr_str = sizeof(_zip_err_str)/sizeof(_zip_err_str[0]);
#define N ZIP_ET_NONE
#define S ZIP_ET_SYS
#define Z ZIP_ET_ZLIB
const int _zip_err_type[] = {
- N, N, S, S, S, S, S, N, N, N, N, S, S, Z, N, N, N, N, N, N, N, N, S, N, N, N, N, N, N, N, S, N,
+ N,
+ N,
+ S,
+ S,
+ S,
+ S,
+ S,
+ N,
+ N,
+ N,
+ N,
+ S,
+ S,
+ Z,
+ N,
+ N,
+ N,
+ N,
+ N,
+ N,
+ N,
+ N,
+ S,
+ N,
+ N,
+ N,
+ N,
+ N,
+ N,
+ N,
+ S,
+ N,
+ N,
};
diff --git a/src/Common/libzip/zip_error.c b/src/Common/libzip/zip_error.c
index 9ccaf91..a0f74f0 100644
--- a/src/Common/libzip/zip_error.c
+++ b/src/Common/libzip/zip_error.c
@@ -1,6 +1,6 @@
/*
zip_error.c -- zip_error_t helper functions
- Copyright (C) 1999-2016 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_error_clear.c b/src/Common/libzip/zip_error_clear.c
index 2cce450..eec1568 100644
--- a/src/Common/libzip/zip_error_clear.c
+++ b/src/Common/libzip/zip_error_clear.c
@@ -1,6 +1,6 @@
/*
zip_error_clear.c -- clear zip error
- Copyright (C) 1999-2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_error_get.c b/src/Common/libzip/zip_error_get.c
index 1f02ed3..9588b4c 100644
--- a/src/Common/libzip/zip_error_get.c
+++ b/src/Common/libzip/zip_error_get.c
@@ -1,6 +1,6 @@
/*
zip_error_get.c -- get zip error
- Copyright (C) 1999-2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_error_get_sys_type.c b/src/Common/libzip/zip_error_get_sys_type.c
index d7a594e..3dfe5c2 100644
--- a/src/Common/libzip/zip_error_get_sys_type.c
+++ b/src/Common/libzip/zip_error_get_sys_type.c
@@ -1,6 +1,6 @@
/*
zip_error_get_sys_type.c -- return type of system error code
- Copyright (C) 1999-2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_error_strerror.c b/src/Common/libzip/zip_error_strerror.c
index 6baf900..93b24ea 100644
--- a/src/Common/libzip/zip_error_strerror.c
+++ b/src/Common/libzip/zip_error_strerror.c
@@ -1,6 +1,6 @@
/*
zip_error_sterror.c -- get string representation of struct zip_error
- Copyright (C) 1999-2016 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
@@ -35,6 +35,7 @@
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
+#include <zlib.h>
#include "zipint.h"
diff --git a/src/Common/libzip/zip_error_to_str.c b/src/Common/libzip/zip_error_to_str.c
index 518c0e5..34a3331 100644
--- a/src/Common/libzip/zip_error_to_str.c
+++ b/src/Common/libzip/zip_error_to_str.c
@@ -1,6 +1,6 @@
/*
zip_error_to_str.c -- get string representation of zip error code
- Copyright (C) 1999-2016 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
@@ -33,8 +33,8 @@
#include <stdio.h>
-#include <stdlib.h>
#include <string.h>
+#include <zlib.h>
#define _ZIP_COMPILING_DEPRECATED
#include "zipint.h"
diff --git a/src/Common/libzip/zip_extra_field.c b/src/Common/libzip/zip_extra_field.c
index 42f97d0..7114a25 100644
--- a/src/Common/libzip/zip_extra_field.c
+++ b/src/Common/libzip/zip_extra_field.c
@@ -1,6 +1,6 @@
/*
zip_extra_field.c -- manipulate extra fields
- Copyright (C) 2012-2017 Dieter Baron and Thomas Klausner
+ Copyright (C) 2012-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_extra_field_api.c b/src/Common/libzip/zip_extra_field_api.c
index 469abd2..605f95d 100644
--- a/src/Common/libzip/zip_extra_field_api.c
+++ b/src/Common/libzip/zip_extra_field_api.c
@@ -1,6 +1,6 @@
/*
zip_extra_field_api.c -- public extra fields API functions
- Copyright (C) 2012-2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 2012-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_fclose.c b/src/Common/libzip/zip_fclose.c
index be98cc0..6eb9dc9 100644
--- a/src/Common/libzip/zip_fclose.c
+++ b/src/Common/libzip/zip_fclose.c
@@ -1,6 +1,6 @@
/*
zip_fclose.c -- close file in zip archive
- Copyright (C) 1999-2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_fdopen.c b/src/Common/libzip/zip_fdopen.c
index b1fc22b..5a732cd 100644
--- a/src/Common/libzip/zip_fdopen.c
+++ b/src/Common/libzip/zip_fdopen.c
@@ -1,6 +1,6 @@
/*
zip_fdopen.c -- open read-only archive from file descriptor
- Copyright (C) 2009-2017 Dieter Baron and Thomas Klausner
+ Copyright (C) 2009-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
@@ -67,12 +67,14 @@ zip_fdopen(int fd_orig, int _flags, int *zep) {
zip_error_init(&error);
if ((src = zip_source_filep_create(fp, 0, -1, &error)) == NULL) {
+ fclose(fp);
_zip_set_open_error(zep, &error, 0);
zip_error_fini(&error);
return NULL;
}
if ((za = zip_open_from_source(src, _flags, &error)) == NULL) {
+ zip_source_free(src);
_zip_set_open_error(zep, &error, 0);
zip_error_fini(&error);
return NULL;
diff --git a/src/Common/libzip/zip_file_add.c b/src/Common/libzip/zip_file_add.c
index ec8ef06..c019d8d 100644
--- a/src/Common/libzip/zip_file_add.c
+++ b/src/Common/libzip/zip_file_add.c
@@ -1,6 +1,6 @@
/*
zip_file_add.c -- add file via callback function
- Copyright (C) 1999-2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_file_error_clear.c b/src/Common/libzip/zip_file_error_clear.c
index 666beca..47e5da6 100644
--- a/src/Common/libzip/zip_file_error_clear.c
+++ b/src/Common/libzip/zip_file_error_clear.c
@@ -1,6 +1,6 @@
/*
zip_file_error_clear.c -- clear zip file error
- Copyright (C) 1999-2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_file_error_get.c b/src/Common/libzip/zip_file_error_get.c
index d7e0191..1ed68df 100644
--- a/src/Common/libzip/zip_file_error_get.c
+++ b/src/Common/libzip/zip_file_error_get.c
@@ -1,6 +1,6 @@
/*
zip_file_error_get.c -- get zip file error
- Copyright (C) 1999-2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_file_get_comment.c b/src/Common/libzip/zip_file_get_comment.c
index 478f3d7..8f68141 100644
--- a/src/Common/libzip/zip_file_get_comment.c
+++ b/src/Common/libzip/zip_file_get_comment.c
@@ -1,6 +1,6 @@
/*
zip_file_get_comment.c -- get file comment
- Copyright (C) 2006-2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 2006-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_file_get_external_attributes.c b/src/Common/libzip/zip_file_get_external_attributes.c
index e3ede74..ebc2058 100644
--- a/src/Common/libzip/zip_file_get_external_attributes.c
+++ b/src/Common/libzip/zip_file_get_external_attributes.c
@@ -1,6 +1,6 @@
/*
zip_file_get_external_attributes.c -- get opsys/external attributes
- Copyright (C) 2013-2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 2013-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_file_get_offset.c b/src/Common/libzip/zip_file_get_offset.c
index 877c179..2cf4480 100644
--- a/src/Common/libzip/zip_file_get_offset.c
+++ b/src/Common/libzip/zip_file_get_offset.c
@@ -1,6 +1,6 @@
/*
zip_file_get_offset.c -- get offset of file data in archive.
- Copyright (C) 1999-2017 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
@@ -33,10 +33,7 @@
#include <stdio.h>
-#include <stdlib.h>
#include <string.h>
-#include <sys/stat.h>
-#include <sys/types.h>
#include "zipint.h"
diff --git a/src/Common/libzip/zip_file_rename.c b/src/Common/libzip/zip_file_rename.c
index 1eb7fac..7ca428c 100644
--- a/src/Common/libzip/zip_file_rename.c
+++ b/src/Common/libzip/zip_file_rename.c
@@ -1,6 +1,6 @@
/*
zip_file_rename.c -- rename file in zip archive
- Copyright (C) 1999-2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_file_replace.c b/src/Common/libzip/zip_file_replace.c
index e42f5cd..87401f4 100644
--- a/src/Common/libzip/zip_file_replace.c
+++ b/src/Common/libzip/zip_file_replace.c
@@ -1,6 +1,6 @@
/*
zip_file_replace.c -- replace file via callback function
- Copyright (C) 1999-2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_file_set_comment.c b/src/Common/libzip/zip_file_set_comment.c
index 964486b..c309db8 100644
--- a/src/Common/libzip/zip_file_set_comment.c
+++ b/src/Common/libzip/zip_file_set_comment.c
@@ -1,6 +1,6 @@
/*
zip_file_set_comment.c -- set comment for file in archive
- Copyright (C) 2006-2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 2006-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_file_set_external_attributes.c b/src/Common/libzip/zip_file_set_external_attributes.c
index cd46e88..bb2ea61 100644
--- a/src/Common/libzip/zip_file_set_external_attributes.c
+++ b/src/Common/libzip/zip_file_set_external_attributes.c
@@ -1,6 +1,6 @@
/*
zip_file_set_external_attributes.c -- set external attributes for entry
- Copyright (C) 2013-2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 2013-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_file_set_mtime.c b/src/Common/libzip/zip_file_set_mtime.c
index 15316d3..838548e 100644
--- a/src/Common/libzip/zip_file_set_mtime.c
+++ b/src/Common/libzip/zip_file_set_mtime.c
@@ -1,6 +1,6 @@
/*
zip_file_set_mtime.c -- set modification time of entry.
- Copyright (C) 2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 2014-2020 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
@@ -34,9 +34,15 @@
#include "zipint.h"
ZIP_EXTERN int
+zip_file_set_dostime(zip_t *za, zip_uint64_t idx, zip_uint16_t dtime, zip_uint16_t ddate, zip_flags_t flags) {
+ time_t mtime;
+ mtime = _zip_d2u_time(dtime, ddate);
+ return zip_file_set_mtime(za, idx, mtime, flags);
+}
+
+ZIP_EXTERN int
zip_file_set_mtime(zip_t *za, zip_uint64_t idx, time_t mtime, zip_flags_t flags) {
zip_entry_t *e;
- int changed;
if (_zip_get_dirent(za, idx, 0, NULL) == NULL)
return -1;
@@ -48,27 +54,15 @@ zip_file_set_mtime(zip_t *za, zip_uint64_t idx, time_t mtime, zip_flags_t flags)
e = za->entry + idx;
- changed = e->orig == NULL || mtime != e->orig->last_mod;
-
- if (changed) {
- if (e->changes == NULL) {
- if ((e->changes = _zip_dirent_clone(e->orig)) == NULL) {
- zip_error_set(&za->error, ZIP_ER_MEMORY, 0);
- return -1;
- }
- }
- e->changes->last_mod = mtime;
- e->changes->changed |= ZIP_DIRENT_LAST_MOD;
- }
- else {
- if (e->changes) {
- e->changes->changed &= ~ZIP_DIRENT_LAST_MOD;
- if (e->changes->changed == 0) {
- _zip_dirent_free(e->changes);
- e->changes = NULL;
- }
+ if (e->changes == NULL) {
+ if ((e->changes = _zip_dirent_clone(e->orig)) == NULL) {
+ zip_error_set(&za->error, ZIP_ER_MEMORY, 0);
+ return -1;
}
}
+ e->changes->last_mod = mtime;
+ e->changes->changed |= ZIP_DIRENT_LAST_MOD;
+
return 0;
}
diff --git a/src/Common/libzip/zip_file_strerror.c b/src/Common/libzip/zip_file_strerror.c
index fd4008a..1fa7fff 100644
--- a/src/Common/libzip/zip_file_strerror.c
+++ b/src/Common/libzip/zip_file_strerror.c
@@ -1,6 +1,6 @@
/*
zip_file_sterror.c -- get string representation of zip file error
- Copyright (C) 1999-2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_filerange_crc.c b/src/Common/libzip/zip_filerange_crc.c
index 6c4be27..b887363 100644
--- a/src/Common/libzip/zip_filerange_crc.c
+++ b/src/Common/libzip/zip_filerange_crc.c
@@ -1,6 +1,6 @@
/*
zip_filerange_crc.c -- compute CRC32 for a range of a file
- Copyright (C) 2008-2016 Dieter Baron and Thomas Klausner
+ Copyright (C) 2008-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
@@ -39,7 +39,8 @@
int
_zip_filerange_crc(zip_source_t *src, zip_uint64_t start, zip_uint64_t len, uLong *crcp, zip_error_t *error) {
- Bytef buf[BUFSIZE];
+ DEFINE_BYTE_ARRAY(buf, BUFSIZE);
+
zip_int64_t n;
*crcp = crc32(0L, Z_NULL, 0);
@@ -54,14 +55,21 @@ _zip_filerange_crc(zip_source_t *src, zip_uint64_t start, zip_uint64_t len, uLon
return -1;
}
+ if (!byte_array_init(buf, BUFSIZE)) {
+ zip_error_set(error, ZIP_ER_MEMORY, 0);
+ return -1;
+ }
+
while (len > 0) {
n = (zip_int64_t)(len > BUFSIZE ? BUFSIZE : len);
if ((n = zip_source_read(src, buf, (zip_uint64_t)n)) < 0) {
_zip_error_set_from_source(error, src);
+ byte_array_fini(buf);
return -1;
}
if (n == 0) {
zip_error_set(error, ZIP_ER_EOF, 0);
+ byte_array_fini(buf);
return -1;
}
@@ -70,5 +78,7 @@ _zip_filerange_crc(zip_source_t *src, zip_uint64_t start, zip_uint64_t len, uLon
len -= (zip_uint64_t)n;
}
+ byte_array_fini(buf);
+
return 0;
}
diff --git a/src/Common/libzip/zip_fopen.c b/src/Common/libzip/zip_fopen.c
index cb45cc2..4f1a051 100644
--- a/src/Common/libzip/zip_fopen.c
+++ b/src/Common/libzip/zip_fopen.c
@@ -1,6 +1,6 @@
/*
zip_fopen.c -- open file in zip archive for reading
- Copyright (C) 1999-2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_fopen_encrypted.c b/src/Common/libzip/zip_fopen_encrypted.c
index abcf6ac..9e9b13e 100644
--- a/src/Common/libzip/zip_fopen_encrypted.c
+++ b/src/Common/libzip/zip_fopen_encrypted.c
@@ -1,6 +1,6 @@
/*
zip_fopen_encrypted.c -- open file for reading with password
- Copyright (C) 1999-2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_fopen_index.c b/src/Common/libzip/zip_fopen_index.c
index 7dcf1f7..e5205b7 100644
--- a/src/Common/libzip/zip_fopen_index.c
+++ b/src/Common/libzip/zip_fopen_index.c
@@ -1,6 +1,6 @@
/*
zip_fopen_index.c -- open file in zip archive for reading by index
- Copyright (C) 1999-2016 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
@@ -32,9 +32,6 @@
*/
-#include <stdio.h>
-#include <stdlib.h>
-
#include "zipint.h"
diff --git a/src/Common/libzip/zip_fopen_index_encrypted.c b/src/Common/libzip/zip_fopen_index_encrypted.c
index 6b32008..6712c32 100644
--- a/src/Common/libzip/zip_fopen_index_encrypted.c
+++ b/src/Common/libzip/zip_fopen_index_encrypted.c
@@ -1,6 +1,6 @@
/*
zip_fopen_index_encrypted.c -- open file for reading by index w/ password
- Copyright (C) 1999-2016 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_fread.c b/src/Common/libzip/zip_fread.c
index be46cf0..646d712 100644
--- a/src/Common/libzip/zip_fread.c
+++ b/src/Common/libzip/zip_fread.c
@@ -1,6 +1,6 @@
/*
zip_fread.c -- read from file
- Copyright (C) 1999-2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_get_archive_comment.c b/src/Common/libzip/zip_get_archive_comment.c
index a3d5a19..953c6f4 100644
--- a/src/Common/libzip/zip_get_archive_comment.c
+++ b/src/Common/libzip/zip_get_archive_comment.c
@@ -1,6 +1,6 @@
/*
zip_get_archive_comment.c -- get archive comment
- Copyright (C) 2006-2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 2006-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_get_archive_flag.c b/src/Common/libzip/zip_get_archive_flag.c
index 67fe4f8..fa4dd50 100644
--- a/src/Common/libzip/zip_get_archive_flag.c
+++ b/src/Common/libzip/zip_get_archive_flag.c
@@ -1,6 +1,6 @@
/*
zip_get_archive_flag.c -- get archive global flag
- Copyright (C) 2008-2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 2008-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_get_encryption_implementation.c b/src/Common/libzip/zip_get_encryption_implementation.c
index ba459d4..3909e6f 100644
--- a/src/Common/libzip/zip_get_encryption_implementation.c
+++ b/src/Common/libzip/zip_get_encryption_implementation.c
@@ -1,6 +1,6 @@
/*
zip_get_encryption_implementation.c -- get encryption implementation
- Copyright (C) 2009-2016 Dieter Baron and Thomas Klausner
+ Copyright (C) 2009-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
@@ -39,10 +39,7 @@ zip_encryption_implementation
_zip_get_encryption_implementation(zip_uint16_t em, int operation) {
switch (em) {
case ZIP_EM_TRAD_PKWARE:
- if (operation == ZIP_CODEC_ENCODE) {
- return NULL;
- }
- return zip_source_pkware;
+ return operation == ZIP_CODEC_DECODE ? zip_source_pkware_decode : zip_source_pkware_encode;
#if defined(HAVE_CRYPTO)
case ZIP_EM_AES_128:
@@ -55,3 +52,11 @@ _zip_get_encryption_implementation(zip_uint16_t em, int operation) {
return NULL;
}
}
+
+ZIP_EXTERN int
+zip_encryption_method_supported(zip_uint16_t method, int encode) {
+ if (method == ZIP_EM_NONE) {
+ return 1;
+ }
+ return _zip_get_encryption_implementation(method, encode ? ZIP_CODEC_ENCODE : ZIP_CODEC_DECODE) != NULL;
+}
diff --git a/src/Common/libzip/zip_get_file_comment.c b/src/Common/libzip/zip_get_file_comment.c
index 44e5917..f800686 100644
--- a/src/Common/libzip/zip_get_file_comment.c
+++ b/src/Common/libzip/zip_get_file_comment.c
@@ -1,6 +1,6 @@
/*
zip_get_file_comment.c -- get file comment
- Copyright (C) 2006-2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 2006-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_get_name.c b/src/Common/libzip/zip_get_name.c
index d42f14a..4344209 100644
--- a/src/Common/libzip/zip_get_name.c
+++ b/src/Common/libzip/zip_get_name.c
@@ -1,6 +1,6 @@
/*
zip_get_name.c -- get filename for a file in zip file
- Copyright (C) 1999-2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_get_num_entries.c b/src/Common/libzip/zip_get_num_entries.c
index 78f30dc..410d26e 100644
--- a/src/Common/libzip/zip_get_num_entries.c
+++ b/src/Common/libzip/zip_get_num_entries.c
@@ -1,6 +1,6 @@
/*
zip_get_num_entries.c -- get number of entries in archive
- Copyright (C) 1999-2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_get_num_files.c b/src/Common/libzip/zip_get_num_files.c
index 3ccf400..4895eaa 100644
--- a/src/Common/libzip/zip_get_num_files.c
+++ b/src/Common/libzip/zip_get_num_files.c
@@ -1,6 +1,6 @@
/*
zip_get_num_files.c -- get number of files in archive
- Copyright (C) 1999-2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_hash.c b/src/Common/libzip/zip_hash.c
index 0d9e996..3206dbf 100644
--- a/src/Common/libzip/zip_hash.c
+++ b/src/Common/libzip/zip_hash.c
@@ -1,6 +1,6 @@
/*
zip_hash.c -- hash table string -> uint64
- Copyright (C) 2015-2017 Dieter Baron and Thomas Klausner
+ Copyright (C) 2015-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_io_util.c b/src/Common/libzip/zip_io_util.c
index 77be8f0..dd07cbb 100644
--- a/src/Common/libzip/zip_io_util.c
+++ b/src/Common/libzip/zip_io_util.c
@@ -1,6 +1,6 @@
/*
zip_io_util.c -- I/O helper functions
- Copyright (C) 1999-2016 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_memdup.c b/src/Common/libzip/zip_memdup.c
index 9d7949d..05fcb7b 100644
--- a/src/Common/libzip/zip_memdup.c
+++ b/src/Common/libzip/zip_memdup.c
@@ -1,6 +1,6 @@
/*
zip_memdup.c -- internal zip function, "strdup" with len
- Copyright (C) 1999-2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_name_locate.c b/src/Common/libzip/zip_name_locate.c
index 6713cab..f7318ec 100644
--- a/src/Common/libzip/zip_name_locate.c
+++ b/src/Common/libzip/zip_name_locate.c
@@ -1,6 +1,6 @@
/*
zip_name_locate.c -- get index by name
- Copyright (C) 1999-2016 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_new.c b/src/Common/libzip/zip_new.c
index 19155f4..4f58ecc 100644
--- a/src/Common/libzip/zip_new.c
+++ b/src/Common/libzip/zip_new.c
@@ -1,6 +1,6 @@
/*
zip_new.c -- create and init struct zip
- Copyright (C) 1999-2017 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_open.c b/src/Common/libzip/zip_open.c
index 1886c9d..019cd98 100644
--- a/src/Common/libzip/zip_open.c
+++ b/src/Common/libzip/zip_open.c
@@ -1,6 +1,6 @@
/*
zip_open.c -- open zip archive by name
- Copyright (C) 1999-2017 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
@@ -32,20 +32,13 @@
*/
-#include <limits.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
-#include <sys/stat.h>
#include "zipint.h"
-typedef enum {
- EXISTS_ERROR = -1,
- EXISTS_NOT = 0,
- EXISTS_EMPTY,
- EXISTS_NONEMPTY,
-} exists_t;
+typedef enum { EXISTS_ERROR = -1, EXISTS_NOT = 0, EXISTS_OK } exists_t;
static zip_t *_zip_allocate_new(zip_source_t *src, unsigned int flags, zip_error_t *error);
static zip_int64_t _zip_checkcons(zip_t *za, zip_cdir_t *cdir, zip_error_t *error);
static zip_cdir_t *_zip_find_central_dir(zip_t *za, zip_uint64_t len);
@@ -174,20 +167,16 @@ _zip_open(zip_source_t *src, unsigned int flags, zip_error_t *error) {
}
len = st.size;
- /* treat empty files as empty archives */
- if (len == 0) {
- if ((za = _zip_allocate_new(src, flags, error)) == NULL) {
- zip_source_free(src);
- return NULL;
- }
-
- return za;
- }
if ((za = _zip_allocate_new(src, flags, error)) == NULL) {
return NULL;
}
+ /* treat empty files as empty archives */
+ if (len == 0 && zip_source_accept_empty(src)) {
+ return za;
+ }
+
if ((cdir = _zip_find_central_dir(za, len)) == NULL) {
_zip_error_copy(error, &za->error);
/* keep src so discard does not get rid of it */
@@ -541,7 +530,7 @@ _zip_file_exists(zip_source_t *src, zip_error_t *error) {
return EXISTS_ERROR;
}
- return (st.valid & ZIP_STAT_SIZE) && st.size == 0 ? EXISTS_EMPTY : EXISTS_NONEMPTY;
+ return EXISTS_OK;
}
@@ -726,16 +715,19 @@ _zip_read_eocd64(zip_source_t *src, zip_buffer_t *buffer, zip_uint64_t buf_offse
eocd_disk = _zip_buffer_get_16(buffer);
eocd_offset = _zip_buffer_get_64(buffer);
- if (eocd_offset > ZIP_INT64_MAX || eocd_offset + EOCD64LEN < eocd_offset) {
+ /* valid seek value for start of EOCD */
+ if (eocd_offset > ZIP_INT64_MAX) {
zip_error_set(error, ZIP_ER_SEEK, EFBIG);
return NULL;
}
+ /* does EOCD fit before EOCD locator? */
if (eocd_offset + EOCD64LEN > eocdloc_offset + buf_offset) {
zip_error_set(error, ZIP_ER_INCONS, 0);
return NULL;
}
+ /* make sure current position of buffer is beginning of EOCD */
if (eocd_offset >= buf_offset && eocd_offset + EOCD64LEN <= buf_offset + _zip_buffer_size(buffer)) {
_zip_buffer_set_offset(buffer, eocd_offset - buf_offset);
free_buffer = false;
@@ -759,8 +751,10 @@ _zip_read_eocd64(zip_source_t *src, zip_buffer_t *buffer, zip_uint64_t buf_offse
return NULL;
}
+ /* size of EOCD */
size = _zip_buffer_get_64(buffer);
+ /* is there a hole between EOCD and EOCD locator, or do they overlap? */
if ((flags & ZIP_CHECKCONS) && size + eocd_offset + 12 != buf_offset + eocdloc_offset) {
zip_error_set(error, ZIP_ER_INCONS, 0);
if (free_buffer) {
@@ -812,6 +806,7 @@ _zip_read_eocd64(zip_source_t *src, zip_buffer_t *buffer, zip_uint64_t buf_offse
size = _zip_buffer_get_64(buffer);
offset = _zip_buffer_get_64(buffer);
+ /* did we read past the end of the buffer? */
if (!_zip_buffer_ok(buffer)) {
zip_error_set(error, ZIP_ER_INTERNAL, 0);
if (free_buffer) {
@@ -838,6 +833,11 @@ _zip_read_eocd64(zip_source_t *src, zip_buffer_t *buffer, zip_uint64_t buf_offse
return NULL;
}
+ if (nentry > size / CDENTRYSIZE) {
+ zip_error_set(error, ZIP_ER_INCONS, 0);
+ return NULL;
+ }
+
if ((cd = _zip_cdir_new(nentry, error)) == NULL)
return NULL;
diff --git a/src/Common/libzip/zip_pkware.c b/src/Common/libzip/zip_pkware.c
new file mode 100644
index 0000000..eb12b1e
--- /dev/null
+++ b/src/Common/libzip/zip_pkware.c
@@ -0,0 +1,112 @@
+/*
+ zip_pkware.c -- Traditional PKWARE de/encryption backend routines
+ Copyright (C) 2009-2020 Dieter Baron and Thomas Klausner
+
+ This file is part of libzip, a library to manipulate ZIP archives.
+ The authors can be contacted at <libzip@nih.at>
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions
+ are met:
+ 1. Redistributions of source code must retain the above copyright
+ notice, this list of conditions and the following disclaimer.
+ 2. Redistributions in binary form must reproduce the above copyright
+ notice, this list of conditions and the following disclaimer in
+ the documentation and/or other materials provided with the
+ distribution.
+ 3. The names of the authors may not be used to endorse or promote
+ products derived from this software without specific prior
+ written permission.
+
+ THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS
+ OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY
+ DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
+ GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
+ IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
+ IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+
+#include <stdlib.h>
+#include <zlib.h>
+
+#include "zipint.h"
+
+#define PKWARE_KEY0 305419896
+#define PKWARE_KEY1 591751049
+#define PKWARE_KEY2 878082192
+
+
+static void
+update_keys(zip_pkware_keys_t *keys, zip_uint8_t b) {
+ keys->key[0] = (zip_uint32_t)crc32(keys->key[0] ^ 0xffffffffUL, &b, 1) ^ 0xffffffffUL;
+ keys->key[1] = (keys->key[1] + (keys->key[0] & 0xff)) * 134775813 + 1;
+ b = (zip_uint8_t)(keys->key[1] >> 24);
+ keys->key[2] = (zip_uint32_t)crc32(keys->key[2] ^ 0xffffffffUL, &b, 1) ^ 0xffffffffUL;
+}
+
+
+static zip_uint8_t
+crypt_byte(zip_pkware_keys_t *keys) {
+ zip_uint16_t tmp;
+ tmp = (zip_uint16_t)(keys->key[2] | 2);
+ tmp = (zip_uint16_t)(((zip_uint32_t)tmp * (tmp ^ 1)) >> 8);
+ return (zip_uint8_t)tmp;
+}
+
+
+void
+_zip_pkware_keys_reset(zip_pkware_keys_t *keys) {
+ keys->key[0] = PKWARE_KEY0;
+ keys->key[1] = PKWARE_KEY1;
+ keys->key[2] = PKWARE_KEY2;
+}
+
+
+void
+_zip_pkware_encrypt(zip_pkware_keys_t *keys, zip_uint8_t *out, const zip_uint8_t *in, zip_uint64_t len) {
+ zip_uint64_t i;
+ zip_uint8_t b;
+ zip_uint8_t tmp;
+
+ for (i = 0; i < len; i++) {
+ b = in[i];
+
+ if (out != NULL) {
+ tmp = crypt_byte(keys);
+ update_keys(keys, b);
+ b ^= tmp;
+ out[i] = b;
+ }
+ else {
+ /* during initialization, we're only interested in key updates */
+ update_keys(keys, b);
+ }
+ }
+}
+
+
+void
+_zip_pkware_decrypt(zip_pkware_keys_t *keys, zip_uint8_t *out, const zip_uint8_t *in, zip_uint64_t len) {
+ zip_uint64_t i;
+ zip_uint8_t b;
+ zip_uint8_t tmp;
+
+ for (i = 0; i < len; i++) {
+ b = in[i];
+
+ /* during initialization, we're only interested in key updates */
+ if (out != NULL) {
+ tmp = crypt_byte(keys);
+ b ^= tmp;
+ out[i] = b;
+ }
+
+ update_keys(keys, b);
+ }
+}
diff --git a/src/Common/libzip/zip_progress.c b/src/Common/libzip/zip_progress.c
index 46c8bb8..ddb47c7 100644
--- a/src/Common/libzip/zip_progress.c
+++ b/src/Common/libzip/zip_progress.c
@@ -1,6 +1,6 @@
/*
zip_progress.c -- progress reporting
- Copyright (C) 2017 Dieter Baron and Thomas Klausner
+ Copyright (C) 2017-2020 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
@@ -40,10 +40,14 @@
struct zip_progress {
zip_t *za;
- zip_progress_callback callback;
- void (*ud_free)(void *);
- void *ud;
+ zip_progress_callback callback_progress;
+ void (*ud_progress_free)(void *);
+ void *ud_progress;
+
+ zip_cancel_callback callback_cancel;
+ void (*ud_cancel_free)(void *);
+ void *ud_cancel;
double precision;
@@ -54,6 +58,11 @@ struct zip_progress {
double end; /* end of sub-progress section */
};
+static void _zip_progress_free_cancel_callback(zip_progress_t *progress);
+static void _zip_progress_free_progress_callback(zip_progress_t *progress);
+static zip_progress_t *_zip_progress_new(zip_t *za);
+static void _zip_progress_set_cancel_callback(zip_progress_t *progress, zip_cancel_callback callback, void (*ud_free)(void *), void *ud);
+static void _zip_progress_set_progress_callback(zip_progress_t *progress, double precision, zip_progress_callback callback, void (*ud_free)(void *), void *ud);
void
_zip_progress_end(zip_progress_t *progress) {
@@ -67,16 +76,15 @@ _zip_progress_free(zip_progress_t *progress) {
return;
}
- if (progress->ud_free) {
- progress->ud_free(progress->ud);
- }
+ _zip_progress_free_progress_callback(progress);
+ _zip_progress_free_cancel_callback(progress);
free(progress);
}
-zip_progress_t *
-_zip_progress_new(zip_t *za, double precision, zip_progress_callback callback, void (*ud_free)(void *), void *ud) {
+static zip_progress_t *
+_zip_progress_new(zip_t *za) {
zip_progress_t *progress = (zip_progress_t *)malloc(sizeof(*progress));
if (progress == NULL) {
@@ -85,67 +93,169 @@ _zip_progress_new(zip_t *za, double precision, zip_progress_callback callback, v
}
progress->za = za;
- progress->callback = callback;
- progress->ud_free = ud_free;
- progress->ud = ud;
- progress->precision = precision;
+
+ progress->callback_progress = NULL;
+ progress->ud_progress_free = NULL;
+ progress->ud_progress = NULL;
+ progress->precision = 0.0;
+
+ progress->callback_cancel = NULL;
+ progress->ud_cancel_free = NULL;
+ progress->ud_cancel = NULL;
return progress;
}
+static void
+_zip_progress_free_progress_callback(zip_progress_t *progress) {
+ if (progress->ud_progress_free) {
+ progress->ud_progress_free(progress->ud_progress);
+ }
+
+ progress->callback_progress = NULL;
+ progress->ud_progress = NULL;
+ progress->ud_progress_free = NULL;
+}
+
+static void
+_zip_progress_free_cancel_callback(zip_progress_t *progress) {
+ if (progress->ud_cancel_free) {
+ progress->ud_cancel_free(progress->ud_cancel);
+ }
+
+ progress->callback_cancel = NULL;
+ progress->ud_cancel = NULL;
+ progress->ud_cancel_free = NULL;
+}
+
+static void
+_zip_progress_set_progress_callback(zip_progress_t *progress, double precision, zip_progress_callback callback, void (*ud_free)(void *), void *ud) {
+ _zip_progress_free_progress_callback(progress);
+
+ progress->callback_progress = callback;
+ progress->ud_progress_free = ud_free;
+ progress->ud_progress = ud;
+ progress->precision = precision;
+}
void
+_zip_progress_set_cancel_callback(zip_progress_t *progress, zip_cancel_callback callback, void (*ud_free)(void *), void *ud) {
+ _zip_progress_free_cancel_callback(progress);
+
+ progress->callback_cancel = callback;
+ progress->ud_cancel_free = ud_free;
+ progress->ud_cancel = ud;
+}
+
+int
_zip_progress_start(zip_progress_t *progress) {
if (progress == NULL) {
- return;
+ return 0;
+ }
+
+ if (progress->callback_progress != NULL) {
+ progress->last_update = 0.0;
+ progress->callback_progress(progress->za, 0.0, progress->ud_progress);
+ }
+
+ if (progress->callback_cancel != NULL) {
+ if (progress->callback_cancel(progress->za, progress->ud_cancel)) {
+ return -1;
+ }
}
- progress->last_update = 0.0;
- progress->callback(progress->za, 0.0, progress->ud);
+ return 0;
}
-void
+int
_zip_progress_subrange(zip_progress_t *progress, double start, double end) {
if (progress == NULL) {
- return;
+ return 0;
}
progress->start = start;
progress->end = end;
- _zip_progress_update(progress, 0.0);
+ return _zip_progress_update(progress, 0.0);
}
-void
+int
_zip_progress_update(zip_progress_t *progress, double sub_current) {
double current;
if (progress == NULL) {
- return;
+ return 0;
}
- current = ZIP_MIN(ZIP_MAX(sub_current, 0.0), 1.0) * (progress->end - progress->start) + progress->start;
+ if (progress->callback_progress != NULL) {
+ current = ZIP_MIN(ZIP_MAX(sub_current, 0.0), 1.0) * (progress->end - progress->start) + progress->start;
+
+ if (current - progress->last_update > progress->precision) {
+ progress->callback_progress(progress->za, current, progress->ud_progress);
+ progress->last_update = current;
+ }
+ }
- if (current - progress->last_update > progress->precision) {
- progress->callback(progress->za, current, progress->ud);
- progress->last_update = current;
+ if (progress->callback_cancel != NULL) {
+ if (progress->callback_cancel(progress->za, progress->ud_cancel)) {
+ return -1;
+ }
}
+
+ return 0;
}
ZIP_EXTERN int
zip_register_progress_callback_with_state(zip_t *za, double precision, zip_progress_callback callback, void (*ud_free)(void *), void *ud) {
- zip_progress_t *progress = NULL;
-
if (callback != NULL) {
- if ((progress = _zip_progress_new(za, precision, callback, ud_free, ud)) == NULL) {
- return -1;
+ if (za->progress == NULL) {
+ if ((za->progress = _zip_progress_new(za)) == NULL) {
+ return -1;
+ }
+ }
+
+ _zip_progress_set_progress_callback(za->progress, precision, callback, ud_free, ud);
+ }
+ else {
+ if (za->progress != NULL) {
+ if (za->progress->callback_cancel == NULL) {
+ _zip_progress_free(za->progress);
+ za->progress = NULL;
+ }
+ else {
+ _zip_progress_free_progress_callback(za->progress);
+ }
}
}
- _zip_progress_free(za->progress);
- za->progress = progress;
+ return 0;
+}
+
+
+ZIP_EXTERN int
+zip_register_cancel_callback_with_state(zip_t *za, zip_cancel_callback callback, void (*ud_free)(void *), void *ud) {
+ if (callback != NULL) {
+ if (za->progress == NULL) {
+ if ((za->progress = _zip_progress_new(za)) == NULL) {
+ return -1;
+ }
+ }
+
+ _zip_progress_set_cancel_callback(za->progress, callback, ud_free, ud);
+ }
+ else {
+ if (za->progress != NULL) {
+ if (za->progress->callback_progress == NULL) {
+ _zip_progress_free(za->progress);
+ za->progress = NULL;
+ }
+ else {
+ _zip_progress_free_cancel_callback(za->progress);
+ }
+ }
+ }
return 0;
}
diff --git a/src/Common/libzip/zip_rename.c b/src/Common/libzip/zip_rename.c
index 0cc81ed..75b456d 100644
--- a/src/Common/libzip/zip_rename.c
+++ b/src/Common/libzip/zip_rename.c
@@ -1,6 +1,6 @@
/*
zip_rename.c -- rename file in zip archive
- Copyright (C) 1999-2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
@@ -32,8 +32,6 @@
*/
-#include <string.h>
-
#define _ZIP_COMPILING_DEPRECATED
#include "zipint.h"
diff --git a/src/Common/libzip/zip_replace.c b/src/Common/libzip/zip_replace.c
index 34b922e..30a2eb1 100644
--- a/src/Common/libzip/zip_replace.c
+++ b/src/Common/libzip/zip_replace.c
@@ -1,6 +1,6 @@
/*
zip_replace.c -- replace file via callback function
- Copyright (C) 1999-2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_set_archive_comment.c b/src/Common/libzip/zip_set_archive_comment.c
index 221fde5..3f050b3 100644
--- a/src/Common/libzip/zip_set_archive_comment.c
+++ b/src/Common/libzip/zip_set_archive_comment.c
@@ -1,6 +1,6 @@
/*
zip_set_archive_comment.c -- set archive comment
- Copyright (C) 2006-2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 2006-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_set_archive_flag.c b/src/Common/libzip/zip_set_archive_flag.c
index 6fb1131..e0d5502 100644
--- a/src/Common/libzip/zip_set_archive_flag.c
+++ b/src/Common/libzip/zip_set_archive_flag.c
@@ -1,6 +1,6 @@
/*
zip_get_archive_flag.c -- set archive global flag
- Copyright (C) 2008-2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 2008-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_set_default_password.c b/src/Common/libzip/zip_set_default_password.c
index 33c1754..41c7c51 100644
--- a/src/Common/libzip/zip_set_default_password.c
+++ b/src/Common/libzip/zip_set_default_password.c
@@ -1,6 +1,6 @@
/*
zip_set_default_password.c -- set default password for decryption
- Copyright (C) 2009-2016 Dieter Baron and Thomas Klausner
+ Copyright (C) 2009-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_set_file_comment.c b/src/Common/libzip/zip_set_file_comment.c
index 93594f0..4277893 100644
--- a/src/Common/libzip/zip_set_file_comment.c
+++ b/src/Common/libzip/zip_set_file_comment.c
@@ -1,6 +1,6 @@
/*
zip_set_file_comment.c -- set comment for file in archive
- Copyright (C) 2006-2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 2006-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
@@ -32,8 +32,6 @@
*/
-#include <stdlib.h>
-
#define _ZIP_COMPILING_DEPRECATED
#include "zipint.h"
diff --git a/src/Common/libzip/zip_set_file_compression.c b/src/Common/libzip/zip_set_file_compression.c
index 6de2d40..927fbb7 100644
--- a/src/Common/libzip/zip_set_file_compression.c
+++ b/src/Common/libzip/zip_set_file_compression.c
@@ -1,6 +1,6 @@
/*
zip_set_file_compression.c -- set compression for file in archive
- Copyright (C) 2012-2017 Dieter Baron and Thomas Klausner
+ Copyright (C) 2012-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_set_name.c b/src/Common/libzip/zip_set_name.c
index 33fb4bc..43c772e 100644
--- a/src/Common/libzip/zip_set_name.c
+++ b/src/Common/libzip/zip_set_name.c
@@ -1,6 +1,6 @@
/*
zip_set_name.c -- rename helper function
- Copyright (C) 1999-2016 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_source_get_compression_flags.c b/src/Common/libzip/zip_source_accept_empty.c
index e33e43b..e6d5151 100644
--- a/src/Common/libzip/zip_source_get_compression_flags.c
+++ b/src/Common/libzip/zip_source_accept_empty.c
@@ -1,6 +1,6 @@
/*
- zip_source_get_compression_flags.c -- get compression flags for entry
- Copyright (C) 2017 Dieter Baron and Thomas Klausner
+ zip_source_accept_empty.c -- if empty source is a valid archive
+ Copyright (C) 2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
@@ -34,24 +34,19 @@
#include "zipint.h"
-#define ZIP_COMPRESSION_BITFLAG_MAX 3
-
-zip_int8_t
-zip_source_get_compression_flags(zip_source_t *src) {
- while (src) {
- if ((src->supports & ZIP_SOURCE_MAKE_COMMAND_BITMASK(ZIP_SOURCE_GET_COMPRESSION_FLAGS))) {
- zip_int64_t ret = _zip_source_call(src, NULL, 0, ZIP_SOURCE_GET_COMPRESSION_FLAGS);
- if (ret < 0) {
- return -1;
- }
- if (ret > ZIP_COMPRESSION_BITFLAG_MAX) {
- zip_error_set(&src->error, ZIP_ER_INTERNAL, 0);
- return -1;
- }
- return (zip_int8_t)ret;
+
+bool
+zip_source_accept_empty(zip_source_t *src) {
+ int ret;
+
+ if ((zip_source_supports(src) & ZIP_SOURCE_MAKE_COMMAND_BITMASK(ZIP_SOURCE_ACCEPT_EMPTY)) == 0) {
+ if (ZIP_SOURCE_IS_LAYERED(src)) {
+ return zip_source_accept_empty(src->src);
}
- src = src->src;
+ return true;
}
- return 0;
+ ret = (int)_zip_source_call(src, NULL, 0, ZIP_SOURCE_ACCEPT_EMPTY);
+
+ return ret != 0;
}
diff --git a/src/Common/libzip/zip_source_begin_write.c b/src/Common/libzip/zip_source_begin_write.c
index 0b010df..432c2c1 100644
--- a/src/Common/libzip/zip_source_begin_write.c
+++ b/src/Common/libzip/zip_source_begin_write.c
@@ -1,6 +1,6 @@
/*
zip_source_begin_write.c -- start a new file for writing
- Copyright (C) 2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 2014-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_source_begin_write_cloning.c b/src/Common/libzip/zip_source_begin_write_cloning.c
index 8c4cf71..41b4c73 100644
--- a/src/Common/libzip/zip_source_begin_write_cloning.c
+++ b/src/Common/libzip/zip_source_begin_write_cloning.c
@@ -1,6 +1,6 @@
/*
zip_source_begin_write_cloning.c -- clone part of file for writing
- Copyright (C) 2017 Dieter Baron and Thomas Klausner
+ Copyright (C) 2017-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_source_buffer.c b/src/Common/libzip/zip_source_buffer.c
index d2bc8ad..519d2c3 100644
--- a/src/Common/libzip/zip_source_buffer.c
+++ b/src/Common/libzip/zip_source_buffer.c
@@ -1,6 +1,6 @@
/*
zip_source_buffer.c -- create zip data source from buffer
- Copyright (C) 1999-2017 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
@@ -61,6 +61,7 @@ typedef struct buffer buffer_t;
struct read_data {
zip_error_t error;
time_t mtime;
+ zip_file_attributes_t attributes;
buffer_t *in;
buffer_t *out;
};
@@ -79,29 +80,42 @@ static zip_int64_t buffer_write(buffer_t *buffer, const zip_uint8_t *data, zip_u
static zip_int64_t read_data(void *, void *, zip_uint64_t, zip_source_cmd_t);
+zip_source_t *zip_source_buffer_with_attributes_create(const void *data, zip_uint64_t len, int freep, zip_file_attributes_t *attributes, zip_error_t *error);
+zip_source_t *zip_source_buffer_fragment_with_attributes_create(const zip_buffer_fragment_t *fragments, zip_uint64_t nfragments, int freep, zip_file_attributes_t *attributes, zip_error_t *error);
+
ZIP_EXTERN zip_source_t *
zip_source_buffer(zip_t *za, const void *data, zip_uint64_t len, int freep) {
if (za == NULL)
return NULL;
- return zip_source_buffer_create(data, len, freep, &za->error);
+ return zip_source_buffer_with_attributes_create(data, len, freep, NULL, &za->error);
}
ZIP_EXTERN zip_source_t *
zip_source_buffer_create(const void *data, zip_uint64_t len, int freep, zip_error_t *error) {
+ return zip_source_buffer_with_attributes_create(data, len, freep, NULL, error);
+}
+
+
+zip_source_t *
+zip_source_buffer_with_attributes_create(const void *data, zip_uint64_t len, int freep, zip_file_attributes_t *attributes, zip_error_t *error) {
zip_buffer_fragment_t fragment;
- if (data == NULL && len > 0) {
- zip_error_set(error, ZIP_ER_INVAL, 0);
- return NULL;
+ if (data == NULL) {
+ if (len > 0) {
+ zip_error_set(error, ZIP_ER_INVAL, 0);
+ return NULL;
+ }
+
+ return zip_source_buffer_fragment_with_attributes_create(NULL, 0, freep, attributes, error);
}
fragment.data = (zip_uint8_t *)data;
fragment.length = len;
- return zip_source_buffer_fragment_create(&fragment, 1, freep, error);
+ return zip_source_buffer_fragment_with_attributes_create(&fragment, 1, freep, attributes, error);
}
@@ -111,12 +125,17 @@ zip_source_buffer_fragment(zip_t *za, const zip_buffer_fragment_t *fragments, zi
return NULL;
}
- return zip_source_buffer_fragment_create(fragments, nfragments, freep, &za->error);
+ return zip_source_buffer_fragment_with_attributes_create(fragments, nfragments, freep, NULL, &za->error);
}
ZIP_EXTERN zip_source_t *
zip_source_buffer_fragment_create(const zip_buffer_fragment_t *fragments, zip_uint64_t nfragments, int freep, zip_error_t *error) {
+ return zip_source_buffer_fragment_with_attributes_create(fragments, nfragments, freep, NULL, error);
+}
+
+zip_source_t *
+zip_source_buffer_fragment_with_attributes_create(const zip_buffer_fragment_t *fragments, zip_uint64_t nfragments, int freep, zip_file_attributes_t *attributes, zip_error_t *error) {
struct read_data *ctx;
zip_source_t *zs;
buffer_t *buffer;
@@ -139,6 +158,12 @@ zip_source_buffer_fragment_create(const zip_buffer_fragment_t *fragments, zip_ui
ctx->in = buffer;
ctx->out = NULL;
ctx->mtime = time(NULL);
+ if (attributes) {
+ memcpy(&ctx->attributes, attributes, sizeof(ctx->attributes));
+ }
+ else {
+ zip_file_attributes_init(&ctx->attributes);
+ }
zip_error_init(&ctx->error);
if ((zs = zip_source_function_create(read_data, ctx, error)) == NULL) {
@@ -151,6 +176,11 @@ zip_source_buffer_fragment_create(const zip_buffer_fragment_t *fragments, zip_ui
}
+zip_source_t *
+zip_source_buffer_with_attributes(zip_t *za, const void *data, zip_uint64_t len, int freep, zip_file_attributes_t *attributes) {
+ return zip_source_buffer_with_attributes_create(data, len, freep, attributes, &za->error);
+}
+
static zip_int64_t
read_data(void *state, void *data, zip_uint64_t len, zip_source_cmd_t cmd) {
struct read_data *ctx = (struct read_data *)state;
@@ -190,6 +220,17 @@ read_data(void *state, void *data, zip_uint64_t len, zip_source_cmd_t cmd) {
free(ctx);
return 0;
+ case ZIP_SOURCE_GET_FILE_ATTRIBUTES: {
+ if (len < sizeof(ctx->attributes)) {
+ zip_error_set(&ctx->error, ZIP_ER_INVAL, 0);
+ return -1;
+ }
+
+ memcpy(data, &ctx->attributes, sizeof(ctx->attributes));
+
+ return sizeof(ctx->attributes);
+ }
+
case ZIP_SOURCE_OPEN:
ctx->in->offset = 0;
ctx->in->current_fragment = 0;
@@ -246,7 +287,7 @@ read_data(void *state, void *data, zip_uint64_t len, zip_source_cmd_t cmd) {
}
case ZIP_SOURCE_SUPPORTS:
- return zip_source_make_command_bitmap(ZIP_SOURCE_OPEN, ZIP_SOURCE_READ, ZIP_SOURCE_CLOSE, ZIP_SOURCE_STAT, ZIP_SOURCE_ERROR, ZIP_SOURCE_FREE, ZIP_SOURCE_SEEK, ZIP_SOURCE_TELL, ZIP_SOURCE_BEGIN_WRITE, ZIP_SOURCE_BEGIN_WRITE_CLONING, ZIP_SOURCE_COMMIT_WRITE, ZIP_SOURCE_REMOVE, ZIP_SOURCE_ROLLBACK_WRITE, ZIP_SOURCE_SEEK_WRITE, ZIP_SOURCE_TELL_WRITE, ZIP_SOURCE_WRITE, -1);
+ return zip_source_make_command_bitmap(ZIP_SOURCE_GET_FILE_ATTRIBUTES, ZIP_SOURCE_OPEN, ZIP_SOURCE_READ, ZIP_SOURCE_CLOSE, ZIP_SOURCE_STAT, ZIP_SOURCE_ERROR, ZIP_SOURCE_FREE, ZIP_SOURCE_SEEK, ZIP_SOURCE_TELL, ZIP_SOURCE_BEGIN_WRITE, ZIP_SOURCE_BEGIN_WRITE_CLONING, ZIP_SOURCE_COMMIT_WRITE, ZIP_SOURCE_REMOVE, ZIP_SOURCE_ROLLBACK_WRITE, ZIP_SOURCE_SEEK_WRITE, ZIP_SOURCE_TELL_WRITE, ZIP_SOURCE_WRITE, -1);
case ZIP_SOURCE_TELL:
if (ctx->in->offset > ZIP_INT64_MAX) {
@@ -389,8 +430,8 @@ buffer_grow_fragments(buffer_t *buffer, zip_uint64_t capacity, zip_error_t *erro
}
if ((fragments = realloc(buffer->fragments, sizeof(buffer->fragments[0]) * capacity)) == NULL) {
- zip_error_set(error, ZIP_ER_MEMORY, 0);
- return false;
+ zip_error_set(error, ZIP_ER_MEMORY, 0);
+ return false;
}
buffer->fragments = fragments;
if ((offsets = realloc(buffer->fragment_offsets, sizeof(buffer->fragment_offsets[0]) * (capacity + 1))) == NULL) {
@@ -457,7 +498,7 @@ buffer_new(const zip_buffer_fragment_t *fragments, zip_uint64_t nfragments, int
}
buffer->nfragments = j;
buffer->first_owned_fragment = free_data ? 0 : buffer->nfragments;
- buffer->fragment_offsets[nfragments] = offset;
+ buffer->fragment_offsets[buffer->nfragments] = offset;
buffer->size = offset;
}
diff --git a/src/Common/libzip/zip_source_call.c b/src/Common/libzip/zip_source_call.c
index ec54b92..e7c2954 100644
--- a/src/Common/libzip/zip_source_call.c
+++ b/src/Common/libzip/zip_source_call.c
@@ -1,6 +1,6 @@
/*
zip_source_call.c -- invoke callback command on zip_source
- Copyright (C) 2009-2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 2009-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_source_close.c b/src/Common/libzip/zip_source_close.c
index cbc3bea..ab7898c 100644
--- a/src/Common/libzip/zip_source_close.c
+++ b/src/Common/libzip/zip_source_close.c
@@ -1,6 +1,6 @@
/*
zip_source_close.c -- close zip_source (stop reading)
- Copyright (C) 2009-2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 2009-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_source_commit_write.c b/src/Common/libzip/zip_source_commit_write.c
index 26c3dd7..d1254bf 100644
--- a/src/Common/libzip/zip_source_commit_write.c
+++ b/src/Common/libzip/zip_source_commit_write.c
@@ -1,6 +1,6 @@
/*
zip_source_commit_write.c -- commit changes to file
- Copyright (C) 2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 2014-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_source_compress.c b/src/Common/libzip/zip_source_compress.c
index a1ac3e0..e49929f 100644
--- a/src/Common/libzip/zip_source_compress.c
+++ b/src/Common/libzip/zip_source_compress.c
@@ -1,6 +1,6 @@
/*
zip_source_compress.c -- (de)compression routines
- Copyright (C) 2017 Dieter Baron and Thomas Klausner
+ Copyright (C) 2017-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
@@ -31,7 +31,6 @@
IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
-#include <limits.h>
#include <stdlib.h>
#include <string.h>
@@ -67,6 +66,16 @@ static struct implementation implementations[] = {
#if defined(HAVE_LIBBZ2)
{ZIP_CM_BZIP2, &zip_algorithm_bzip2_compress, &zip_algorithm_bzip2_decompress},
#endif
+#if defined(HAVE_LIBLZMA)
+ /* Disabled - because 7z isn't able to unpack ZIP+LZMA ZIP+LZMA2
+ archives made this way - and vice versa.
+
+ {ZIP_CM_LZMA, &zip_algorithm_xz_compress, &zip_algorithm_xz_decompress},
+ {ZIP_CM_LZMA2, &zip_algorithm_xz_compress, &zip_algorithm_xz_decompress},
+ */
+ {ZIP_CM_XZ, &zip_algorithm_xz_compress, &zip_algorithm_xz_decompress},
+#endif
+
};
static size_t implementations_size = sizeof(implementations) / sizeof(implementations[0]);
@@ -96,10 +105,10 @@ get_algorithm(zip_int32_t method, bool compress) {
return NULL;
}
-bool
-zip_compression_method_supported(zip_int32_t method, bool compress) {
+ZIP_EXTERN int
+zip_compression_method_supported(zip_int32_t method, int compress) {
if (method == ZIP_CM_STORE) {
- return true;
+ return 1;
}
return get_algorithm(method, compress) != NULL;
}
@@ -347,9 +356,6 @@ compress_callback(zip_source_t *src, void *ud, void *data, zip_uint64_t len, zip
}
return 0;
- case ZIP_SOURCE_GET_COMPRESSION_FLAGS:
- return ctx->is_stored ? 0 : ctx->algorithm->compression_flags(ctx->ud);
-
case ZIP_SOURCE_ERROR:
return zip_error_to_data(&ctx->error, data, len);
@@ -357,8 +363,24 @@ compress_callback(zip_source_t *src, void *ud, void *data, zip_uint64_t len, zip
context_free(ctx);
return 0;
+ case ZIP_SOURCE_GET_FILE_ATTRIBUTES: {
+ zip_file_attributes_t *attributes = (zip_file_attributes_t *)data;
+
+ if (len < sizeof(*attributes)) {
+ zip_error_set(&ctx->error, ZIP_ER_INVAL, 0);
+ return -1;
+ }
+
+ attributes->valid |= ZIP_FILE_ATTRIBUTES_VERSION_NEEDED | ZIP_FILE_ATTRIBUTES_GENERAL_PURPOSE_BIT_FLAGS;
+ attributes->version_needed = ctx->algorithm->version_needed;
+ attributes->general_purpose_bit_mask = ZIP_FILE_ATTRIBUTES_GENERAL_PURPOSE_BIT_FLAGS_ALLOWED_MASK;
+ attributes->general_purpose_bit_flags = (ctx->is_stored ? 0 : ctx->algorithm->general_purpose_bit_flags(ctx->ud));
+
+ return sizeof(*attributes);
+ }
+
case ZIP_SOURCE_SUPPORTS:
- return ZIP_SOURCE_SUPPORTS_READABLE | zip_source_make_command_bitmap(ZIP_SOURCE_GET_COMPRESSION_FLAGS, -1);
+ return ZIP_SOURCE_SUPPORTS_READABLE | zip_source_make_command_bitmap(ZIP_SOURCE_GET_FILE_ATTRIBUTES, -1);
default:
zip_error_set(&ctx->error, ZIP_ER_INTERNAL, 0);
diff --git a/src/Common/libzip/zip_source_crc.c b/src/Common/libzip/zip_source_crc.c
index 8797dfe..4f3f223 100644
--- a/src/Common/libzip/zip_source_crc.c
+++ b/src/Common/libzip/zip_source_crc.c
@@ -1,6 +1,6 @@
/*
zip_source_crc.c -- pass-through source that calculates CRC32 and size
- Copyright (C) 2009-2017 Dieter Baron and Thomas Klausner
+ Copyright (C) 2009-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
@@ -34,7 +34,7 @@
#include <limits.h>
#include <stdlib.h>
-#include <string.h>
+#include <zlib.h>
#include "zipint.h"
@@ -148,7 +148,6 @@ crc_read(zip_source_t *src, void *_ctx, void *data, zip_uint64_t len, zip_source
st->comp_method = ZIP_CM_STORE;
st->encryption_method = ZIP_EM_NONE;
st->valid |= ZIP_STAT_SIZE | ZIP_STAT_CRC | ZIP_STAT_COMP_SIZE | ZIP_STAT_COMP_METHOD | ZIP_STAT_ENCRYPTION_METHOD;
- ;
}
return 0;
}
@@ -168,7 +167,7 @@ crc_read(zip_source_t *src, void *_ctx, void *data, zip_uint64_t len, zip_source
return -1;
}
- return mask & ~zip_source_make_command_bitmap(ZIP_SOURCE_BEGIN_WRITE, ZIP_SOURCE_COMMIT_WRITE, ZIP_SOURCE_ROLLBACK_WRITE, ZIP_SOURCE_SEEK_WRITE, ZIP_SOURCE_TELL_WRITE, ZIP_SOURCE_REMOVE, ZIP_SOURCE_GET_COMPRESSION_FLAGS, -1);
+ return mask & ~zip_source_make_command_bitmap(ZIP_SOURCE_BEGIN_WRITE, ZIP_SOURCE_COMMIT_WRITE, ZIP_SOURCE_ROLLBACK_WRITE, ZIP_SOURCE_SEEK_WRITE, ZIP_SOURCE_TELL_WRITE, ZIP_SOURCE_REMOVE, ZIP_SOURCE_GET_FILE_ATTRIBUTES, -1);
}
case ZIP_SOURCE_SEEK: {
diff --git a/src/Common/libzip/zip_source_deflate.c b/src/Common/libzip/zip_source_deflate.c
deleted file mode 100644
index 2574ad0..0000000
--- a/src/Common/libzip/zip_source_deflate.c
+++ /dev/null
@@ -1,415 +0,0 @@
-/*
- zip_source_deflate.c -- deflate (de)compressoin routines
- Copyright (C) 2009-2015 Dieter Baron and Thomas Klausner
-
- This file is part of libzip, a library to manipulate ZIP archives.
- The authors can be contacted at <libzip@nih.at>
-
- Redistribution and use in source and binary forms, with or without
- modification, are permitted provided that the following conditions
- are met:
- 1. Redistributions of source code must retain the above copyright
- notice, this list of conditions and the following disclaimer.
- 2. Redistributions in binary form must reproduce the above copyright
- notice, this list of conditions and the following disclaimer in
- the documentation and/or other materials provided with the
- distribution.
- 3. The names of the authors may not be used to endorse or promote
- products derived from this software without specific prior
- written permission.
-
- THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS
- OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY
- DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
- GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
- IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
- OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
- IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-*/
-
-#include <stdlib.h>
-#include <string.h>
-#include <limits.h>
-
-#include "zipint.h"
-
-struct deflate {
- zip_error_t error;
-
- bool eof;
- bool can_store;
- bool is_stored;
- int mem_level;
- zip_uint64_t size;
- zip_uint8_t buffer[BUFSIZE];
- z_stream zstr;
-};
-
-static zip_int64_t compress_read(zip_source_t *, struct deflate *, void *, zip_uint64_t);
-static zip_int64_t decompress_read(zip_source_t *, struct deflate *, void *, zip_uint64_t);
-static zip_int64_t deflate_compress(zip_source_t *, void *, void *, zip_uint64_t, zip_source_cmd_t);
-static zip_int64_t deflate_decompress(zip_source_t *, void *, void *, zip_uint64_t, zip_source_cmd_t);
-static void deflate_free(struct deflate *);
-
-
-zip_source_t *
-zip_source_deflate(zip_t *za, zip_source_t *src, zip_int32_t cm, int flags)
-{
- struct deflate *ctx;
- zip_source_t *s2;
-
- if (src == NULL || (cm != ZIP_CM_DEFLATE && !ZIP_CM_IS_DEFAULT(cm))) {
- zip_error_set(&za->error, ZIP_ER_INVAL, 0);
- return NULL;
- }
-
- if ((ctx=(struct deflate *)malloc(sizeof(*ctx))) == NULL) {
- zip_error_set(&za->error, ZIP_ER_MEMORY, 0);
- return NULL;
- }
-
- zip_error_init(&ctx->error);
- ctx->eof = false;
- ctx->is_stored = false;
- ctx->can_store = ZIP_CM_IS_DEFAULT(cm);
- if (flags & ZIP_CODEC_ENCODE) {
- ctx->mem_level = MAX_MEM_LEVEL;
- }
-
- if ((s2=zip_source_layered(za, src,
- ((flags & ZIP_CODEC_ENCODE)
- ? deflate_compress : deflate_decompress),
- ctx)) == NULL) {
- deflate_free(ctx);
- return NULL;
- }
-
- return s2;
-}
-
-
-static zip_int64_t
-compress_read(zip_source_t *src, struct deflate *ctx, void *data, zip_uint64_t len)
-{
- int end, ret;
- zip_int64_t n;
- zip_uint64_t out_offset;
- uInt out_len;
-
- if (zip_error_code_zip(&ctx->error) != ZIP_ER_OK)
- return -1;
-
- if (len == 0 || ctx->is_stored) {
- return 0;
- }
-
- out_offset = 0;
- out_len = (uInt)ZIP_MIN(UINT_MAX, len);
- ctx->zstr.next_out = (Bytef *)data;
- ctx->zstr.avail_out = out_len;
-
- end = 0;
- while (!end) {
- ret = deflate(&ctx->zstr, ctx->eof ? Z_FINISH : 0);
-
- switch (ret) {
- case Z_STREAM_END:
- if (ctx->can_store && ctx->zstr.total_in <= ctx->zstr.total_out) {
- ctx->is_stored = true;
- ctx->size = ctx->zstr.total_in;
- memcpy(data, ctx->buffer, ctx->size);
- return (zip_int64_t)ctx->size;
- }
- /* fallthrough */
- case Z_OK:
- /* all ok */
-
- if (ctx->zstr.avail_out == 0) {
- out_offset += out_len;
- if (out_offset < len) {
- out_len = (uInt)ZIP_MIN(UINT_MAX, len-out_offset);
- ctx->zstr.next_out = (Bytef *)data+out_offset;
- ctx->zstr.avail_out = out_len;
- }
- else {
- ctx->can_store = false;
- end = 1;
- }
- }
- else if (ctx->eof && ctx->zstr.avail_in == 0)
- end = 1;
- break;
-
- case Z_BUF_ERROR:
- if (ctx->zstr.avail_in == 0) {
- if (ctx->eof) {
- end = 1;
- break;
- }
-
- if ((n=zip_source_read(src, ctx->buffer, sizeof(ctx->buffer))) < 0) {
- _zip_error_set_from_source(&ctx->error, src);
- end = 1;
- break;
- }
- else if (n == 0) {
- ctx->eof = true;
- /* TODO: check against stat of src? */
- ctx->size = ctx->zstr.total_in;
- }
- else {
- if (ctx->zstr.total_in > 0) {
- /* we overwrote a previously filled ctx->buffer */
- ctx->can_store = false;
- }
- ctx->zstr.next_in = (Bytef *)ctx->buffer;
- ctx->zstr.avail_in = (uInt)n;
- }
- continue;
- }
- /* fallthrough */
- case Z_NEED_DICT:
- case Z_DATA_ERROR:
- case Z_STREAM_ERROR:
- case Z_MEM_ERROR:
- zip_error_set(&ctx->error, ZIP_ER_ZLIB, ret);
-
- end = 1;
- break;
- }
- }
-
- if (ctx->zstr.avail_out < len) {
- ctx->can_store = false;
- return (zip_int64_t)(len - ctx->zstr.avail_out);
- }
-
- return (zip_error_code_zip(&ctx->error) == ZIP_ER_OK) ? 0 : -1;
-}
-
-
-static zip_int64_t
-decompress_read(zip_source_t *src, struct deflate *ctx, void *data, zip_uint64_t len)
-{
- int end, ret;
- zip_int64_t n;
- zip_uint64_t out_offset;
- uInt out_len;
-
- if (zip_error_code_zip(&ctx->error) != ZIP_ER_OK)
- return -1;
-
- if (len == 0)
- return 0;
-
- out_offset = 0;
- out_len = (uInt)ZIP_MIN(UINT_MAX, len);
- ctx->zstr.next_out = (Bytef *)data;
- ctx->zstr.avail_out = out_len;
-
- end = 0;
- while (!end) {
- ret = inflate(&ctx->zstr, Z_SYNC_FLUSH);
-
- switch (ret) {
- case Z_OK:
- if (ctx->zstr.avail_out == 0) {
- out_offset += out_len;
- if (out_offset < len) {
- out_len = (uInt)ZIP_MIN(UINT_MAX, len-out_offset);
- ctx->zstr.next_out = (Bytef *)data+out_offset;
- ctx->zstr.avail_out = out_len;
- }
- else {
- end = 1;
- }
- }
- break;
-
- case Z_STREAM_END:
- ctx->eof = 1;
- end = 1;
- break;
-
- case Z_BUF_ERROR:
- if (ctx->zstr.avail_in == 0) {
- if (ctx->eof) {
- end = 1;
- break;
- }
-
- if ((n=zip_source_read(src, ctx->buffer, sizeof(ctx->buffer))) < 0) {
- _zip_error_set_from_source(&ctx->error, src);
- end = 1;
- break;
- }
- else if (n == 0) {
- ctx->eof = 1;
- }
- else {
- ctx->zstr.next_in = (Bytef *)ctx->buffer;
- ctx->zstr.avail_in = (uInt)n;
- }
- continue;
- }
- /* fallthrough */
- case Z_NEED_DICT:
- case Z_DATA_ERROR:
- case Z_STREAM_ERROR:
- case Z_MEM_ERROR:
- zip_error_set(&ctx->error, ZIP_ER_ZLIB, ret);
- end = 1;
- break;
- }
- }
-
- if (ctx->zstr.avail_out < len)
- return (zip_int64_t)(len - ctx->zstr.avail_out);
-
- return (zip_error_code_zip(&ctx->error) == ZIP_ER_OK) ? 0 : -1;
-}
-
-
-static zip_int64_t
-deflate_compress(zip_source_t *src, void *ud, void *data, zip_uint64_t len, zip_source_cmd_t cmd)
-{
- struct deflate *ctx;
- int ret;
-
- ctx = (struct deflate *)ud;
-
- switch (cmd) {
- case ZIP_SOURCE_OPEN:
- ctx->zstr.zalloc = Z_NULL;
- ctx->zstr.zfree = Z_NULL;
- ctx->zstr.opaque = NULL;
- ctx->zstr.avail_in = 0;
- ctx->zstr.next_in = NULL;
- ctx->zstr.avail_out = 0;
- ctx->zstr.next_out = NULL;
-
- /* negative value to tell zlib not to write a header */
- if ((ret=deflateInit2(&ctx->zstr, Z_BEST_COMPRESSION, Z_DEFLATED, -MAX_WBITS, ctx->mem_level, Z_DEFAULT_STRATEGY)) != Z_OK) {
- zip_error_set(&ctx->error, ZIP_ER_ZLIB, ret);
- return -1;
- }
-
- return 0;
-
- case ZIP_SOURCE_READ:
- return compress_read(src, ctx, data, len);
-
- case ZIP_SOURCE_CLOSE:
- deflateEnd(&ctx->zstr);
- return 0;
-
- case ZIP_SOURCE_STAT:
- {
- zip_stat_t *st;
-
- st = (zip_stat_t *)data;
-
- st->comp_method = ctx->is_stored ? ZIP_CM_STORE : ZIP_CM_DEFLATE;
- st->valid |= ZIP_STAT_COMP_METHOD;
- if (ctx->eof) {
- st->comp_size = ctx->size;
- st->valid |= ZIP_STAT_COMP_SIZE;
- }
- else
- st->valid &= ~ZIP_STAT_COMP_SIZE;
- }
- return 0;
-
- case ZIP_SOURCE_ERROR:
- return zip_error_to_data(&ctx->error, data, len);
-
- case ZIP_SOURCE_FREE:
- deflate_free(ctx);
- return 0;
-
- case ZIP_SOURCE_SUPPORTS:
- return ZIP_SOURCE_SUPPORTS_READABLE;
-
- default:
- zip_error_set(&ctx->error, ZIP_ER_INTERNAL, 0);
- return -1;
- }
-}
-
-
-static zip_int64_t
-deflate_decompress(zip_source_t *src, void *ud, void *data,
- zip_uint64_t len, zip_source_cmd_t cmd)
-{
- struct deflate *ctx;
- zip_int64_t n;
- int ret;
-
- ctx = (struct deflate *)ud;
-
- switch (cmd) {
- case ZIP_SOURCE_OPEN:
- if ((n=zip_source_read(src, ctx->buffer, sizeof(ctx->buffer))) < 0) {
- _zip_error_set_from_source(&ctx->error, src);
- return -1;
- }
-
- ctx->zstr.zalloc = Z_NULL;
- ctx->zstr.zfree = Z_NULL;
- ctx->zstr.opaque = NULL;
- ctx->zstr.next_in = (Bytef *)ctx->buffer;
- ctx->zstr.avail_in = (uInt)n;
-
- /* negative value to tell zlib that there is no header */
- if ((ret=inflateInit2(&ctx->zstr, -MAX_WBITS)) != Z_OK) {
- zip_error_set(&ctx->error, ZIP_ER_ZLIB, ret);
- return -1;
- }
- return 0;
-
- case ZIP_SOURCE_READ:
- return decompress_read(src, ctx, data, len);
-
- case ZIP_SOURCE_CLOSE:
- inflateEnd(&ctx->zstr);
- return 0;
-
- case ZIP_SOURCE_STAT:
- {
- zip_stat_t *st;
-
- st = (zip_stat_t *)data;
-
- st->comp_method = ZIP_CM_STORE;
- if (st->comp_size > 0 && st->size > 0)
- st->comp_size = st->size;
-
- return 0;
- }
-
- case ZIP_SOURCE_ERROR:
- return zip_error_to_data(&ctx->error, data, len);
-
- case ZIP_SOURCE_FREE:
- free(ctx);
- return 0;
-
- case ZIP_SOURCE_SUPPORTS:
- return zip_source_make_command_bitmap(ZIP_SOURCE_OPEN, ZIP_SOURCE_READ, ZIP_SOURCE_CLOSE, ZIP_SOURCE_STAT, ZIP_SOURCE_ERROR, ZIP_SOURCE_FREE, -1);
-
- default:
- zip_error_set(&ctx->error, ZIP_ER_OPNOTSUPP, 0);
- return -1;
- }
-}
-
-
-static void
-deflate_free(struct deflate *ctx)
-{
- free(ctx);
-}
diff --git a/src/Common/libzip/zip_source_error.c b/src/Common/libzip/zip_source_error.c
index 5145169..2257f71 100644
--- a/src/Common/libzip/zip_source_error.c
+++ b/src/Common/libzip/zip_source_error.c
@@ -1,6 +1,6 @@
/*
zip_source_error.c -- get last error from zip_source
- Copyright (C) 2009-2016 Dieter Baron and Thomas Klausner
+ Copyright (C) 2009-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_source_file.h b/src/Common/libzip/zip_source_file.h
new file mode 100644
index 0000000..43a4645
--- /dev/null
+++ b/src/Common/libzip/zip_source_file.h
@@ -0,0 +1,90 @@
+/*
+ zip_source_file.h -- header for common file operations
+ Copyright (C) 2020 Dieter Baron and Thomas Klausner
+
+ This file is part of libzip, a library to manipulate ZIP archives.
+ The authors can be contacted at <libzip@nih.at>
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions
+ are met:
+ 1. Redistributions of source code must retain the above copyright
+ notice, this list of conditions and the following disclaimer.
+ 2. Redistributions in binary form must reproduce the above copyright
+ notice, this list of conditions and the following disclaimer in
+ the documentation and/or other materials provided with the
+ distribution.
+ 3. The names of the authors may not be used to endorse or promote
+ products derived from this software without specific prior
+ written permission.
+
+ THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS
+ OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY
+ DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
+ GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
+ IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
+ IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+struct zip_source_file_stat {
+ zip_uint64_t size; /* must be valid for regular files */
+ time_t mtime; /* must always be valid, is initialized to current time */
+ bool exists; /* must always be vaild */
+ bool regular_file; /* must always be valid */
+};
+
+typedef struct zip_source_file_context zip_source_file_context_t;
+typedef struct zip_source_file_operations zip_source_file_operations_t;
+typedef struct zip_source_file_stat zip_source_file_stat_t;
+
+struct zip_source_file_context {
+ zip_error_t error; /* last error information */
+ zip_int64_t supports;
+
+ /* reading */
+ char *fname; /* name of file to read from */
+ void *f; /* file to read from */
+ zip_stat_t st; /* stat information passed in */
+ zip_file_attributes_t attributes; /* additional file attributes */
+ zip_error_t stat_error; /* error returned for stat */
+ zip_uint64_t start; /* start offset of data to read */
+ zip_uint64_t len; /* length of the file, 0 for up to EOF */
+ zip_uint64_t offset; /* current offset relative to start (0 is beginning of part we read) */
+
+ /* writing */
+ char *tmpname;
+ void *fout;
+
+ zip_source_file_operations_t *ops;
+ void *ops_userdata;
+};
+
+
+/* The following methods must be implemented to support each feature:
+ - close, read, seek, and stat must always be implemented.
+ - To support specifying the file by name, open, and strdup must be implemented.
+ - For write support, the file must be specified by name and close, commit_write, create_temp_output, remove, rollback_write, and tell must be implemented.
+ - create_temp_output_cloning is always optional. */
+
+struct zip_source_file_operations {
+ void (*close)(zip_source_file_context_t *ctx);
+ zip_int64_t (*commit_write)(zip_source_file_context_t *ctx);
+ zip_int64_t (*create_temp_output)(zip_source_file_context_t *ctx);
+ zip_int64_t (*create_temp_output_cloning)(zip_source_file_context_t *ctx, zip_uint64_t len);
+ bool (*open)(zip_source_file_context_t *ctx);
+ zip_int64_t (*read)(zip_source_file_context_t *ctx, void *buf, zip_uint64_t len);
+ zip_int64_t (*remove)(zip_source_file_context_t *ctx);
+ void (*rollback_write)(zip_source_file_context_t *ctx);
+ bool (*seek)(zip_source_file_context_t *ctx, void *f, zip_int64_t offset, int whence);
+ bool (*stat)(zip_source_file_context_t *ctx, zip_source_file_stat_t *st);
+ char *(*string_duplicate)(zip_source_file_context_t *ctx, const char *);
+ zip_int64_t (*tell)(zip_source_file_context_t *ctx, void *f);
+ zip_int64_t (*write)(zip_source_file_context_t *ctx, const void *data, zip_uint64_t len);
+};
+
+zip_source_t *zip_source_file_common_new(const char *fname, void *file, zip_uint64_t start, zip_int64_t len, const zip_stat_t *st, zip_source_file_operations_t *ops, void *ops_userdata, zip_error_t *error);
diff --git a/src/Common/libzip/zip_source_file_common.c b/src/Common/libzip/zip_source_file_common.c
new file mode 100644
index 0000000..74e2100
--- /dev/null
+++ b/src/Common/libzip/zip_source_file_common.c
@@ -0,0 +1,378 @@
+/*
+ zip_source_file_common.c -- create data source from file
+ Copyright (C) 1999-2019 Dieter Baron and Thomas Klausner
+
+ This file is part of libzip, a library to manipulate ZIP archives.
+ The authors can be contacted at <libzip@nih.at>
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions
+ are met:
+ 1. Redistributions of source code must retain the above copyright
+ notice, this list of conditions and the following disclaimer.
+ 2. Redistributions in binary form must reproduce the above copyright
+ notice, this list of conditions and the following disclaimer in
+ the documentation and/or other materials provided with the
+ distribution.
+ 3. The names of the authors may not be used to endorse or promote
+ products derived from this software without specific prior
+ written permission.
+
+ THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS
+ OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY
+ DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
+ GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
+ IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
+ IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "zipint.h"
+
+#include "zip_source_file.h"
+
+static zip_int64_t read_file(void *state, void *data, zip_uint64_t len, zip_source_cmd_t cmd);
+
+static void
+zip_source_file_stat_init(zip_source_file_stat_t *st) {
+ st->size = 0;
+ st->mtime = time(NULL);
+ st->exists = false;
+ st->regular_file = false;
+}
+
+zip_source_t *
+zip_source_file_common_new(const char *fname, void *file, zip_uint64_t start, zip_int64_t len, const zip_stat_t *st, zip_source_file_operations_t *ops, void *ops_userdata, zip_error_t *error) {
+ zip_source_file_context_t *ctx;
+ zip_source_t *zs;
+ zip_source_file_stat_t sb;
+
+ if (ops == NULL) {
+ zip_error_set(error, ZIP_ER_INVAL, 0);
+ return NULL;
+ }
+
+ if (ops->close == NULL || ops->read == NULL || ops->seek == NULL || ops->stat == NULL) {
+ zip_error_set(error, ZIP_ER_INTERNAL, 0);
+ return NULL;
+ }
+
+ if (ops->write != NULL && (ops->commit_write == NULL || ops->create_temp_output == NULL || ops->remove == NULL || ops->rollback_write == NULL || ops->tell == NULL)) {
+ zip_error_set(error, ZIP_ER_INTERNAL, 0);
+ return NULL;
+ }
+
+ if (fname != NULL) {
+ if (ops->open == NULL || ops->string_duplicate == NULL) {
+ zip_error_set(error, ZIP_ER_INTERNAL, 0);
+ return NULL;
+ }
+ }
+ else if (file == NULL) {
+ zip_error_set(error, ZIP_ER_INVAL, 0);
+ return NULL;
+ }
+
+ if (len < 0) {
+ len = 0;
+ }
+
+ if (start > ZIP_INT64_MAX || start + (zip_uint64_t)len < start) {
+ zip_error_set(error, ZIP_ER_INVAL, 0);
+ return NULL;
+ }
+
+ if ((ctx = (zip_source_file_context_t *)malloc(sizeof(zip_source_file_context_t))) == NULL) {
+ zip_error_set(error, ZIP_ER_MEMORY, 0);
+ return NULL;
+ }
+
+ ctx->ops = ops;
+ ctx->ops_userdata = ops_userdata;
+ ctx->fname = NULL;
+ if (fname) {
+ if ((ctx->fname = ops->string_duplicate(ctx, fname)) == NULL) {
+ zip_error_set(error, ZIP_ER_MEMORY, 0);
+ free(ctx);
+ return NULL;
+ }
+ }
+ ctx->f = file;
+ ctx->start = start;
+ ctx->len = (zip_uint64_t)len;
+ if (st) {
+ memcpy(&ctx->st, st, sizeof(ctx->st));
+ ctx->st.name = NULL;
+ ctx->st.valid &= ~ZIP_STAT_NAME;
+ }
+ else {
+ zip_stat_init(&ctx->st);
+ }
+
+ if (ctx->len > 0) {
+ ctx->st.size = ctx->len;
+ ctx->st.valid |= ZIP_STAT_SIZE;
+ }
+
+ zip_error_init(&ctx->stat_error);
+
+ ctx->tmpname = NULL;
+ ctx->fout = NULL;
+
+ zip_error_init(&ctx->error);
+ zip_file_attributes_init(&ctx->attributes);
+
+ ctx->supports = ZIP_SOURCE_SUPPORTS_READABLE | zip_source_make_command_bitmap(ZIP_SOURCE_SUPPORTS, ZIP_SOURCE_TELL, -1);
+
+ zip_source_file_stat_init(&sb);
+ if (!ops->stat(ctx, &sb)) {
+ _zip_error_copy(error, &ctx->error);
+ free(ctx->fname);
+ free(ctx);
+ return NULL;
+ }
+
+ if (!sb.exists) {
+ if (ctx->fname && ctx->start == 0 && ctx->len == 0 && ops->write != NULL) {
+ ctx->supports = ZIP_SOURCE_SUPPORTS_WRITABLE;
+ /* zip_open_from_source checks for this to detect non-existing files */
+ zip_error_set(&ctx->stat_error, ZIP_ER_READ, ENOENT);
+ }
+ else {
+ zip_error_set(&ctx->stat_error, ZIP_ER_READ, ENOENT);
+ free(ctx->fname);
+ free(ctx);
+ return NULL;
+ }
+ }
+ else {
+ if ((ctx->st.valid & ZIP_STAT_MTIME) == 0) {
+ ctx->st.mtime = sb.mtime;
+ ctx->st.valid |= ZIP_STAT_MTIME;
+ }
+ if (sb.regular_file) {
+ ctx->supports = ZIP_SOURCE_SUPPORTS_SEEKABLE;
+
+ if (ctx->start + ctx->len > sb.size) {
+ zip_error_set(error, ZIP_ER_INVAL, 0);
+ free(ctx->fname);
+ free(ctx);
+ return NULL;
+ }
+
+ if (ctx->len == 0) {
+ ctx->len = sb.size - ctx->start;
+ ctx->st.size = ctx->len;
+ ctx->st.valid |= ZIP_STAT_SIZE;
+
+ /* when using a partial file, don't allow writing */
+ if (ctx->fname && start == 0 && ops->write != NULL) {
+ ctx->supports = ZIP_SOURCE_SUPPORTS_WRITABLE;
+ }
+ }
+ }
+
+ ctx->supports |= ZIP_SOURCE_MAKE_COMMAND_BITMASK(ZIP_SOURCE_GET_FILE_ATTRIBUTES);
+ }
+
+ ctx->supports |= ZIP_SOURCE_MAKE_COMMAND_BITMASK(ZIP_SOURCE_ACCEPT_EMPTY);
+ if (ops->create_temp_output_cloning != NULL) {
+ if (ctx->supports & ZIP_SOURCE_MAKE_COMMAND_BITMASK(ZIP_SOURCE_BEGIN_WRITE)) {
+ ctx->supports |= ZIP_SOURCE_MAKE_COMMAND_BITMASK(ZIP_SOURCE_BEGIN_WRITE_CLONING);
+ }
+ }
+
+ if ((zs = zip_source_function_create(read_file, ctx, error)) == NULL) {
+ free(ctx->fname);
+ free(ctx);
+ return NULL;
+ }
+
+ return zs;
+}
+
+
+static zip_int64_t
+read_file(void *state, void *data, zip_uint64_t len, zip_source_cmd_t cmd) {
+ zip_source_file_context_t *ctx;
+ char *buf;
+
+ ctx = (zip_source_file_context_t *)state;
+ buf = (char *)data;
+
+ switch (cmd) {
+ case ZIP_SOURCE_ACCEPT_EMPTY:
+ return 0;
+
+ case ZIP_SOURCE_BEGIN_WRITE:
+ /* write support should not be set if fname is NULL */
+ if (ctx->fname == NULL) {
+ zip_error_set(&ctx->error, ZIP_ER_INTERNAL, 0);
+ return -1;
+ }
+ return ctx->ops->create_temp_output(ctx);
+
+ case ZIP_SOURCE_BEGIN_WRITE_CLONING:
+ /* write support should not be set if fname is NULL */
+ if (ctx->fname == NULL) {
+ zip_error_set(&ctx->error, ZIP_ER_INTERNAL, 0);
+ return -1;
+ }
+ return ctx->ops->create_temp_output_cloning(ctx, len);
+
+ case ZIP_SOURCE_CLOSE:
+ if (ctx->fname) {
+ ctx->ops->close(ctx);
+ ctx->f = NULL;
+ }
+ return 0;
+
+ case ZIP_SOURCE_COMMIT_WRITE: {
+ zip_int64_t ret = ctx->ops->commit_write(ctx);
+ ctx->fout = NULL;
+ if (ret == 0) {
+ free(ctx->tmpname);
+ ctx->tmpname = NULL;
+ }
+ return ret;
+ }
+
+ case ZIP_SOURCE_ERROR:
+ return zip_error_to_data(&ctx->error, data, len);
+
+ case ZIP_SOURCE_FREE:
+ free(ctx->fname);
+ free(ctx->tmpname);
+ if (ctx->f) {
+ ctx->ops->close(ctx);
+ }
+ free(ctx);
+ return 0;
+
+ case ZIP_SOURCE_GET_FILE_ATTRIBUTES:
+ if (len < sizeof(ctx->attributes)) {
+ zip_error_set(&ctx->error, ZIP_ER_INVAL, 0);
+ return -1;
+ }
+ memcpy(data, &ctx->attributes, sizeof(ctx->attributes));
+ return sizeof(ctx->attributes);
+
+ case ZIP_SOURCE_OPEN:
+ if (ctx->fname) {
+ if (ctx->ops->open(ctx) == false) {
+ return -1;
+ }
+ }
+
+ if (ctx->start > 0) { // TODO: rewind on re-open
+ if (ctx->ops->seek(ctx, ctx->f, (zip_int64_t)ctx->start, SEEK_SET) == false) {
+ /* TODO: skip by reading */
+ return -1;
+ }
+ }
+ ctx->offset = 0;
+ return 0;
+
+ case ZIP_SOURCE_READ: {
+ zip_int64_t i;
+ zip_uint64_t n;
+
+ if (ctx->len > 0) {
+ n = ZIP_MIN(ctx->len - ctx->offset, len);
+ }
+ else {
+ n = len;
+ }
+
+ if ((i = ctx->ops->read(ctx, buf, n)) < 0) {
+ zip_error_set(&ctx->error, ZIP_ER_READ, errno);
+ return -1;
+ }
+ ctx->offset += (zip_uint64_t)i;
+
+ return i;
+ }
+
+ case ZIP_SOURCE_REMOVE:
+ return ctx->ops->remove(ctx);
+
+ case ZIP_SOURCE_ROLLBACK_WRITE:
+ ctx->ops->rollback_write(ctx);
+ ctx->fout = NULL;
+ free(ctx->tmpname);
+ ctx->tmpname = NULL;
+ return 0;
+
+ case ZIP_SOURCE_SEEK: {
+ zip_int64_t new_offset = zip_source_seek_compute_offset(ctx->offset, ctx->len, data, len, &ctx->error);
+
+ if (new_offset < 0) {
+ return -1;
+ }
+
+ /* The actual offset inside the file must be representable as zip_int64_t. */
+ if (new_offset > ZIP_INT64_MAX - (zip_int64_t)ctx->start) {
+ zip_error_set(&ctx->error, ZIP_ER_SEEK, EOVERFLOW);
+ return -1;
+ }
+
+ ctx->offset = (zip_uint64_t)new_offset;
+
+ if (ctx->ops->seek(ctx, ctx->f, (zip_int64_t)(ctx->offset + ctx->start), SEEK_SET) == false) {
+ return -1;
+ }
+ return 0;
+ }
+
+ case ZIP_SOURCE_SEEK_WRITE: {
+ zip_source_args_seek_t *args;
+
+ args = ZIP_SOURCE_GET_ARGS(zip_source_args_seek_t, data, len, &ctx->error);
+ if (args == NULL) {
+ return -1;
+ }
+
+ if (ctx->ops->seek(ctx, ctx->fout, args->offset, args->whence) == false) {
+ return -1;
+ }
+ return 0;
+ }
+
+ case ZIP_SOURCE_STAT: {
+ if (len < sizeof(ctx->st))
+ return -1;
+
+ if (zip_error_code_zip(&ctx->stat_error) != 0) {
+ zip_error_set(&ctx->error, zip_error_code_zip(&ctx->stat_error), zip_error_code_system(&ctx->stat_error));
+ return -1;
+ }
+
+ memcpy(data, &ctx->st, sizeof(ctx->st));
+ return sizeof(ctx->st);
+ }
+
+ case ZIP_SOURCE_SUPPORTS:
+ return ctx->supports;
+
+ case ZIP_SOURCE_TELL:
+ return (zip_int64_t)ctx->offset;
+
+ case ZIP_SOURCE_TELL_WRITE:
+ return ctx->ops->tell(ctx, ctx->fout);
+
+ case ZIP_SOURCE_WRITE:
+ return ctx->ops->write(ctx, data, len);
+
+ default:
+ zip_error_set(&ctx->error, ZIP_ER_OPNOTSUPP, 0);
+ return -1;
+ }
+}
diff --git a/src/Common/libzip/zip_source_file_stdio.c b/src/Common/libzip/zip_source_file_stdio.c
new file mode 100644
index 0000000..4a22f78
--- /dev/null
+++ b/src/Common/libzip/zip_source_file_stdio.c
@@ -0,0 +1,208 @@
+/*
+ zip_source_file_stdio.c -- read-only stdio file source implementation
+ Copyright (C) 2020 Dieter Baron and Thomas Klausner
+
+ This file is part of libzip, a library to manipulate ZIP archives.
+ The authors can be contacted at <libzip@nih.at>
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions
+ are met:
+ 1. Redistributions of source code must retain the above copyright
+ notice, this list of conditions and the following disclaimer.
+ 2. Redistributions in binary form must reproduce the above copyright
+ notice, this list of conditions and the following disclaimer in
+ the documentation and/or other materials provided with the
+ distribution.
+ 3. The names of the authors may not be used to endorse or promote
+ products derived from this software without specific prior
+ written permission.
+
+ THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS
+ OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY
+ DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
+ GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
+ IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
+ IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+#include "zipint.h"
+
+#include "zip_source_file.h"
+#include "zip_source_file_stdio.h"
+
+#include <fcntl.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <sys/stat.h>
+
+#ifdef _WIN32
+#ifndef S_IWUSR
+#define S_IWUSR _S_IWRITE
+#endif
+#endif
+
+/* clang-format off */
+static zip_source_file_operations_t ops_stdio_read = {
+ _zip_stdio_op_close,
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ _zip_stdio_op_read,
+ NULL,
+ NULL,
+ _zip_stdio_op_seek,
+ _zip_stdio_op_stat,
+ NULL,
+ _zip_stdio_op_tell,
+ NULL
+};
+/* clang-format on */
+
+
+ZIP_EXTERN zip_source_t *
+zip_source_filep(zip_t *za, FILE *file, zip_uint64_t start, zip_int64_t len) {
+ if (za == NULL) {
+ return NULL;
+ }
+
+ return zip_source_filep_create(file, start, len, &za->error);
+}
+
+
+ZIP_EXTERN zip_source_t *
+zip_source_filep_create(FILE *file, zip_uint64_t start, zip_int64_t length, zip_error_t *error) {
+ if (file == NULL || length < -1) {
+ zip_error_set(error, ZIP_ER_INVAL, 0);
+ return NULL;
+ }
+
+ return zip_source_file_common_new(NULL, file, start, length, NULL, &ops_stdio_read, NULL, error);
+}
+
+
+void
+_zip_stdio_op_close(zip_source_file_context_t *ctx) {
+ fclose((FILE *)ctx->f);
+}
+
+
+zip_int64_t
+_zip_stdio_op_read(zip_source_file_context_t *ctx, void *buf, zip_uint64_t len) {
+ size_t i;
+ if (len > SIZE_MAX) {
+ len = SIZE_MAX;
+ }
+
+ if ((i = fread(buf, 1, (size_t)len, ctx->f)) == 0) {
+ if (ferror((FILE *)ctx->f)) {
+ zip_error_set(&ctx->error, ZIP_ER_READ, errno);
+ return -1;
+ }
+ }
+
+ return (zip_int64_t)i;
+}
+
+
+bool
+_zip_stdio_op_seek(zip_source_file_context_t *ctx, void *f, zip_int64_t offset, int whence) {
+#if ZIP_FSEEK_MAX > ZIP_INT64_MAX
+ if (offset > ZIP_FSEEK_MAX || offset < ZIP_FSEEK_MIN) {
+ zip_error_set(&ctx->error, ZIP_ER_SEEK, EOVERFLOW);
+ return false;
+ }
+#endif
+
+ if (fseeko((FILE *)f, (off_t)offset, whence) < 0) {
+ zip_error_set(&ctx->error, ZIP_ER_SEEK, errno);
+ return false;
+ }
+ return true;
+}
+
+
+bool
+_zip_stdio_op_stat(zip_source_file_context_t *ctx, zip_source_file_stat_t *st) {
+ struct stat sb;
+
+ int ret;
+
+ if (ctx->fname) {
+ ret = stat(ctx->fname, &sb);
+ }
+ else {
+ ret = fstat(fileno((FILE *)ctx->f), &sb);
+ }
+
+ if (ret < 0) {
+ if (errno == ENOENT) {
+ st->exists = false;
+ return true;
+ }
+ zip_error_set(&ctx->error, ZIP_ER_READ, errno);
+ return false;
+ }
+
+ st->size = (zip_uint64_t)sb.st_size;
+ st->mtime = sb.st_mtime;
+
+ st->regular_file = S_ISREG(sb.st_mode);
+ st->exists = true;
+
+ /* We're using UNIX file API, even on Windows; thus, we supply external file attributes with Unix values. */
+ /* TODO: This could be improved on Windows by providing Windows-specific file attributes */
+ ctx->attributes.valid = ZIP_FILE_ATTRIBUTES_HOST_SYSTEM | ZIP_FILE_ATTRIBUTES_EXTERNAL_FILE_ATTRIBUTES;
+ ctx->attributes.host_system = ZIP_OPSYS_UNIX;
+ ctx->attributes.external_file_attributes = (((zip_uint32_t)sb.st_mode) << 16) | ((sb.st_mode & S_IWUSR) ? 0 : 1);
+
+ return true;
+}
+
+
+zip_int64_t
+_zip_stdio_op_tell(zip_source_file_context_t *ctx, void *f) {
+ off_t offset = ftello((FILE *)f);
+
+ if (offset < 0) {
+ zip_error_set(&ctx->error, ZIP_ER_SEEK, errno);
+ }
+
+ return offset;
+}
+
+
+/*
+ * fopen replacement that sets the close-on-exec flag
+ * some implementations support an fopen 'e' flag for that,
+ * but e.g. macOS doesn't.
+ */
+FILE *
+_zip_fopen_close_on_exec(const char *name, bool writeable) {
+ int fd;
+ int flags;
+ FILE *fp;
+
+ flags = O_CLOEXEC;
+ if (writeable) {
+ flags |= O_RDWR;
+ }
+ else {
+ flags |= O_RDONLY;
+ }
+
+ /* mode argument needed on Windows */
+ if ((fd = open(name, flags, 0666)) < 0) {
+ return NULL;
+ }
+ if ((fp = fdopen(fd, writeable ? "r+b" : "rb")) == NULL) {
+ return NULL;
+ }
+ return fp;
+}
diff --git a/src/Common/libzip/zip_source_file.c b/src/Common/libzip/zip_source_file_stdio.h
index 77376f4..1bf698c 100644
--- a/src/Common/libzip/zip_source_file.c
+++ b/src/Common/libzip/zip_source_file_stdio.h
@@ -1,6 +1,9 @@
+#ifndef _HAD_ZIP_SOURCE_FILE_STDIO_H
+#define _HAD_ZIP_SOURCE_FILE_STDIO_H
+
/*
- zip_source_file.c -- create data source from file
- Copyright (C) 1999-2016 Dieter Baron and Thomas Klausner
+ zip_source_file_stdio.h -- common header for stdio file implementation
+ Copyright (C) 2020 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
@@ -31,31 +34,14 @@
IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
-
#include <stdio.h>
-#include "zipint.h"
-
-#ifdef _WIN32
-#error This file is incompatible with Windows, use zip_source_win32utf8.c instead.
-#error Something probably went wrong with configure/cmake.
-#endif
-
-ZIP_EXTERN zip_source_t *
-zip_source_file(zip_t *za, const char *fname, zip_uint64_t start, zip_int64_t len) {
- if (za == NULL)
- return NULL;
-
- return zip_source_file_create(fname, start, len, &za->error);
-}
-
+void _zip_stdio_op_close(zip_source_file_context_t *ctx);
+zip_int64_t _zip_stdio_op_read(zip_source_file_context_t *ctx, void *buf, zip_uint64_t len);
+bool _zip_stdio_op_seek(zip_source_file_context_t *ctx, void *f, zip_int64_t offset, int whence);
+bool _zip_stdio_op_stat(zip_source_file_context_t *ctx, zip_source_file_stat_t *st);
+zip_int64_t _zip_stdio_op_tell(zip_source_file_context_t *ctx, void *f);
-ZIP_EXTERN zip_source_t *
-zip_source_file_create(const char *fname, zip_uint64_t start, zip_int64_t length, zip_error_t *error) {
- if (fname == NULL || length < -1) {
- zip_error_set(error, ZIP_ER_INVAL, 0);
- return NULL;
- }
+FILE *_zip_fopen_close_on_exec(const char *name, bool writeable);
- return _zip_source_file_or_p(fname, NULL, start, length, NULL, error);
-}
+#endif /* _HAD_ZIP_SOURCE_FILE_STDIO_H */
diff --git a/src/Common/libzip/zip_source_file_win32.c b/src/Common/libzip/zip_source_file_win32.c
new file mode 100644
index 0000000..2fe838f
--- /dev/null
+++ b/src/Common/libzip/zip_source_file_win32.c
@@ -0,0 +1,230 @@
+/*
+ zip_source_file_win32.c -- read-only Windows file source implementation
+ Copyright (C) 1999-2020 Dieter Baron and Thomas Klausner
+
+ This file is part of libzip, a library to manipulate ZIP archives.
+ The authors can be contacted at <libzip@nih.at>
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions
+ are met:
+ 1. Redistributions of source code must retain the above copyright
+ notice, this list of conditions and the following disclaimer.
+ 2. Redistributions in binary form must reproduce the above copyright
+ notice, this list of conditions and the following disclaimer in
+ the documentation and/or other materials provided with the
+ distribution.
+ 3. The names of the authors may not be used to endorse or promote
+ products derived from this software without specific prior
+ written permission.
+
+ THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS
+ OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY
+ DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
+ GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
+ IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
+ IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+#include "zip_source_file_win32.h"
+
+static bool _zip_win32_op_stat(zip_source_file_context_t *ctx, zip_source_file_stat_t *st);
+
+static bool _zip_stat_win32(zip_source_file_context_t *ctx, zip_source_file_stat_t *st, HANDLE h);
+
+static zip_source_file_operations_t ops_win32_read = {
+ _zip_win32_op_close,
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ _zip_win32_op_read,
+ NULL,
+ NULL,
+ _zip_win32_op_seek,
+ _zip_win32_op_stat,
+ NULL,
+ _zip_win32_op_tell,
+ NULL
+};
+
+
+ZIP_EXTERN zip_source_t *
+zip_source_win32handle(zip_t *za, HANDLE h, zip_uint64_t start, zip_int64_t len) {
+ if (za == NULL) {
+ return NULL;
+ }
+
+ return zip_source_win32handle_create(h, start, len, &za->error);
+}
+
+
+ZIP_EXTERN zip_source_t *
+zip_source_win32handle_create(HANDLE h, zip_uint64_t start, zip_int64_t length, zip_error_t *error) {
+ if (h == INVALID_HANDLE_VALUE || length < -1) {
+ zip_error_set(error, ZIP_ER_INVAL, 0);
+ return NULL;
+ }
+
+ return zip_source_file_common_new(NULL, h, start, length, NULL, &ops_win32_read, NULL, error);
+}
+
+
+void
+_zip_win32_op_close(zip_source_file_context_t *ctx) {
+ CloseHandle((HANDLE)ctx->f);
+}
+
+
+zip_int64_t
+_zip_win32_op_read(zip_source_file_context_t *ctx, void *buf, zip_uint64_t len) {
+ DWORD i;
+
+ /* TODO: cap len to "DWORD_MAX" */
+ if (!ReadFile((HANDLE)ctx->f, buf, (DWORD)len, &i, NULL)) {
+ zip_error_set(&ctx->error, ZIP_ER_READ, _zip_win32_error_to_errno(GetLastError()));
+ return -1;
+ }
+
+ return (zip_int64_t)i;
+}
+
+
+bool
+_zip_win32_op_seek(zip_source_file_context_t *ctx, void *f, zip_int64_t offset, int whence) {
+ LARGE_INTEGER li;
+ DWORD method;
+
+ switch (whence) {
+ case SEEK_SET:
+ method = FILE_BEGIN;
+ break;
+ case SEEK_END:
+ method = FILE_END;
+ break;
+ case SEEK_CUR:
+ method = FILE_CURRENT;
+ break;
+ default:
+ zip_error_set(&ctx->error, ZIP_ER_SEEK, EINVAL);
+ return -1;
+ }
+
+ li.QuadPart = (LONGLONG)offset;
+ if (!SetFilePointerEx((HANDLE)f, li, NULL, method)) {
+ zip_error_set(&ctx->error, ZIP_ER_SEEK, _zip_win32_error_to_errno(GetLastError()));
+ return false;
+ }
+
+ return true;
+}
+
+
+static bool
+_zip_win32_op_stat(zip_source_file_context_t *ctx, zip_source_file_stat_t *st) {
+ return _zip_stat_win32(ctx, st, (HANDLE)ctx->f);
+}
+
+
+zip_int64_t
+_zip_win32_op_tell(zip_source_file_context_t *ctx, void *f) {
+ LARGE_INTEGER zero;
+ LARGE_INTEGER new_offset;
+
+ zero.QuadPart = 0;
+ if (!SetFilePointerEx((HANDLE)f, zero, &new_offset, FILE_CURRENT)) {
+ zip_error_set(&ctx->error, ZIP_ER_SEEK, _zip_win32_error_to_errno(GetLastError()));
+ return -1;
+ }
+
+ return (zip_int64_t)new_offset.QuadPart;
+}
+
+
+int
+_zip_win32_error_to_errno(DWORD win32err) {
+ /* Note: This list isn't exhaustive, but should cover common cases. */
+ switch (win32err) {
+ case ERROR_INVALID_PARAMETER:
+ return EINVAL;
+ case ERROR_FILE_NOT_FOUND:
+ return ENOENT;
+ case ERROR_INVALID_HANDLE:
+ return EBADF;
+ case ERROR_ACCESS_DENIED:
+ return EACCES;
+ case ERROR_FILE_EXISTS:
+ return EEXIST;
+ case ERROR_TOO_MANY_OPEN_FILES:
+ return EMFILE;
+ case ERROR_DISK_FULL:
+ return ENOSPC;
+ default:
+ return 10000 + win32err;
+ }
+}
+
+
+static bool
+_zip_stat_win32(zip_source_file_context_t *ctx, zip_source_file_stat_t *st, HANDLE h) {
+ FILETIME mtimeft;
+ time_t mtime;
+ LARGE_INTEGER size;
+
+ if (!GetFileTime(h, NULL, NULL, &mtimeft)) {
+ zip_error_set(&ctx->error, ZIP_ER_READ, _zip_win32_error_to_errno(GetLastError()));
+ return false;
+ }
+ if (_zip_filetime_to_time_t(mtimeft, &mtime) < 0) {
+ zip_error_set(&ctx->error, ZIP_ER_READ, ERANGE);
+ return false;
+ }
+
+ st->exists = true;
+ st->mtime = mtime;
+
+ if (GetFileType(h) == FILE_TYPE_DISK) {
+ st->regular_file = 1;
+
+ if (!GetFileSizeEx(h, &size)) {
+ zip_error_set(&ctx->error, ZIP_ER_READ, _zip_win32_error_to_errno(GetLastError()));
+ return false;
+ }
+
+ st->size = (zip_uint64_t)size.QuadPart;
+ }
+
+ /* TODO: fill in ctx->attributes */
+
+ return true;
+}
+
+
+bool
+_zip_filetime_to_time_t(FILETIME ft, time_t *t) {
+ /*
+ Inspired by http://stackoverflow.com/questions/6161776/convert-windows-filetime-to-second-in-unix-linux
+ */
+ const zip_int64_t WINDOWS_TICK = 10000000LL;
+ const zip_int64_t SEC_TO_UNIX_EPOCH = 11644473600LL;
+ ULARGE_INTEGER li;
+ zip_int64_t secs;
+ time_t temp;
+
+ li.LowPart = ft.dwLowDateTime;
+ li.HighPart = ft.dwHighDateTime;
+ secs = (li.QuadPart / WINDOWS_TICK - SEC_TO_UNIX_EPOCH);
+
+ temp = (time_t)secs;
+ if (secs != (zip_int64_t)temp) {
+ return false;
+ }
+
+ *t = temp;
+ return true;
+}
diff --git a/src/Common/libzip/zip_source_file_win32.h b/src/Common/libzip/zip_source_file_win32.h
new file mode 100644
index 0000000..5092e63
--- /dev/null
+++ b/src/Common/libzip/zip_source_file_win32.h
@@ -0,0 +1,74 @@
+#ifndef _HAD_ZIP_SOURCE_FILE_WIN32_H
+#define _HAD_ZIP_SOURCE_FILE_WIN32_H
+
+/*
+ zip_source_file_win32.h -- common header for Windows file implementation
+ Copyright (C) 2020 Dieter Baron and Thomas Klausner
+
+ This file is part of libzip, a library to manipulate ZIP archives.
+ The authors can be contacted at <libzip@nih.at>
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions
+ are met:
+ 1. Redistributions of source code must retain the above copyright
+ notice, this list of conditions and the following disclaimer.
+ 2. Redistributions in binary form must reproduce the above copyright
+ notice, this list of conditions and the following disclaimer in
+ the documentation and/or other materials provided with the
+ distribution.
+ 3. The names of the authors may not be used to endorse or promote
+ products derived from this software without specific prior
+ written permission.
+
+ THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS
+ OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY
+ DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
+ GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
+ IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
+ IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+/* 0x0501 => Windows XP; needs to be at least this value because of GetFileSizeEx */
+#if !defined(MS_UWP) && !defined(_WIN32_WINNT)
+#define _WIN32_WINNT 0x0501
+#endif
+
+#include <windows.h>
+
+#include <aclapi.h>
+
+#include "zipint.h"
+
+#include "zip_source_file.h"
+
+struct zip_win32_file_operations {
+ char *(*allocate_tempname)(const char *name, size_t extra_chars, size_t *lengthp);
+ HANDLE (__stdcall *create_file)(const void *name, DWORD access, DWORD share_mode, PSECURITY_ATTRIBUTES security_attributes, DWORD creation_disposition, DWORD file_attributes, HANDLE template_file);
+ BOOL (__stdcall *delete_file)(const void *name);
+ DWORD (__stdcall *get_file_attributes)(const void *name);
+ BOOL (__stdcall *get_file_attributes_ex)(const void *name, GET_FILEEX_INFO_LEVELS info_level, void *information);
+ void (*make_tempname)(char *buf, size_t len, const char *name, zip_uint32_t i);
+ BOOL (__stdcall *move_file)(const void *from, const void *to, DWORD flags);
+ BOOL (__stdcall *set_file_attributes)(const void *name, DWORD attributes);
+ char *(*string_duplicate)(const char *string);
+};
+
+typedef struct zip_win32_file_operations zip_win32_file_operations_t;
+
+extern zip_source_file_operations_t _zip_source_file_win32_named_ops;
+
+void _zip_win32_op_close(zip_source_file_context_t *ctx);
+zip_int64_t _zip_win32_op_read(zip_source_file_context_t *ctx, void *buf, zip_uint64_t len);
+bool _zip_win32_op_seek(zip_source_file_context_t *ctx, void *f, zip_int64_t offset, int whence);
+zip_int64_t _zip_win32_op_tell(zip_source_file_context_t *ctx, void *f);
+
+bool _zip_filetime_to_time_t(FILETIME ft, time_t *t);
+int _zip_win32_error_to_errno(DWORD win32err);
+
+#endif /* _HAD_ZIP_SOURCE_FILE_WIN32_H */
diff --git a/src/Common/libzip/zip_source_file_win32_named.c b/src/Common/libzip/zip_source_file_win32_named.c
new file mode 100644
index 0000000..63791f8
--- /dev/null
+++ b/src/Common/libzip/zip_source_file_win32_named.c
@@ -0,0 +1,268 @@
+/*
+ zip_source_file_win32_named.c -- source for Windows file opened by name
+ Copyright (C) 1999-2020 Dieter Baron and Thomas Klausner
+
+ This file is part of libzip, a library to manipulate ZIP archives.
+ The authors can be contacted at <libzip@nih.at>
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions
+ are met:
+ 1. Redistributions of source code must retain the above copyright
+ notice, this list of conditions and the following disclaimer.
+ 2. Redistributions in binary form must reproduce the above copyright
+ notice, this list of conditions and the following disclaimer in
+ the documentation and/or other materials provided with the
+ distribution.
+ 3. The names of the authors may not be used to endorse or promote
+ products derived from this software without specific prior
+ written permission.
+
+ THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS
+ OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY
+ DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
+ GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
+ IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
+ IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+#include "zip_source_file_win32.h"
+
+static zip_int64_t _zip_win32_named_op_commit_write(zip_source_file_context_t *ctx);
+static zip_int64_t _zip_win32_named_op_create_temp_output(zip_source_file_context_t *ctx);
+static bool _zip_win32_named_op_open(zip_source_file_context_t *ctx);
+static zip_int64_t _zip_win32_named_op_remove(zip_source_file_context_t *ctx);
+static void _zip_win32_named_op_rollback_write(zip_source_file_context_t *ctx);
+static bool _zip_win32_named_op_stat(zip_source_file_context_t *ctx, zip_source_file_stat_t *st);
+static char *_zip_win32_named_op_string_duplicate(zip_source_file_context_t *ctx, const char *string);
+static zip_int64_t _zip_win32_named_op_write(zip_source_file_context_t *ctx, const void *data, zip_uint64_t len);
+
+static HANDLE win32_named_open(zip_source_file_context_t *ctx, const char *name, bool temporary, PSECURITY_ATTRIBUTES security_attributes);
+
+/* clang-format off */
+zip_source_file_operations_t _zip_source_file_win32_named_ops = {
+ _zip_win32_op_close,
+ _zip_win32_named_op_commit_write,
+ _zip_win32_named_op_create_temp_output,
+ NULL,
+ _zip_win32_named_op_open,
+ _zip_win32_op_read,
+ _zip_win32_named_op_remove,
+ _zip_win32_named_op_rollback_write,
+ _zip_win32_op_seek,
+ _zip_win32_named_op_stat,
+ _zip_win32_named_op_string_duplicate,
+ _zip_win32_op_tell,
+ _zip_win32_named_op_write
+};
+/* clang-format on */
+
+static zip_int64_t
+_zip_win32_named_op_commit_write(zip_source_file_context_t *ctx) {
+ zip_win32_file_operations_t *file_ops = (zip_win32_file_operations_t *)ctx->ops_userdata;
+ DWORD attributes;
+
+ if (!CloseHandle((HANDLE)ctx->fout)) {
+ zip_error_set(&ctx->error, ZIP_ER_WRITE, _zip_win32_error_to_errno(GetLastError()));
+ return -1;
+ }
+
+ attributes = file_ops->get_file_attributes(ctx->tmpname);
+ if (attributes == INVALID_FILE_ATTRIBUTES) {
+ zip_error_set(&ctx->error, ZIP_ER_RENAME, _zip_win32_error_to_errno(GetLastError()));
+ return -1;
+ }
+
+ if (attributes & FILE_ATTRIBUTE_TEMPORARY) {
+ if (!file_ops->set_file_attributes(ctx->tmpname, attributes & ~FILE_ATTRIBUTE_TEMPORARY)) {
+ zip_error_set(&ctx->error, ZIP_ER_RENAME, _zip_win32_error_to_errno(GetLastError()));
+ return -1;
+ }
+ }
+
+ if (!file_ops->move_file(ctx->tmpname, ctx->fname, MOVEFILE_REPLACE_EXISTING)) {
+ zip_error_set(&ctx->error, ZIP_ER_RENAME, _zip_win32_error_to_errno(GetLastError()));
+ return -1;
+ }
+
+ return 0;
+}
+
+static zip_int64_t
+_zip_win32_named_op_create_temp_output(zip_source_file_context_t *ctx) {
+ zip_win32_file_operations_t *file_ops = (zip_win32_file_operations_t *)ctx->ops_userdata;
+
+ zip_uint32_t value, i;
+ HANDLE th = INVALID_HANDLE_VALUE;
+ void *temp = NULL;
+ PSECURITY_DESCRIPTOR psd = NULL;
+ PSECURITY_ATTRIBUTES psa = NULL;
+ SECURITY_ATTRIBUTES sa;
+ SECURITY_INFORMATION si;
+ DWORD success;
+ PACL dacl = NULL;
+ char *tempname = NULL;
+ size_t tempname_size = 0;
+
+ if ((HANDLE)ctx->f != INVALID_HANDLE_VALUE && GetFileType((HANDLE)ctx->f) == FILE_TYPE_DISK) {
+ si = DACL_SECURITY_INFORMATION | UNPROTECTED_DACL_SECURITY_INFORMATION;
+ success = GetSecurityInfo((HANDLE)ctx->f, SE_FILE_OBJECT, si, NULL, NULL, &dacl, NULL, &psd);
+ if (success == ERROR_SUCCESS) {
+ sa.nLength = sizeof(SECURITY_ATTRIBUTES);
+ sa.bInheritHandle = FALSE;
+ sa.lpSecurityDescriptor = psd;
+ psa = &sa;
+ }
+ }
+
+ #ifndef MS_UWP
+ value = GetTickCount();
+#else
+ value = (zip_uint32_t)(GetTickCount64() & 0xffffffff);
+#endif
+
+ if ((tempname = file_ops->allocate_tempname(ctx->fname, 10, &tempname_size)) == NULL) {
+ zip_error_set(&ctx->error, ZIP_ER_MEMORY, 0);
+ return -1;
+ }
+
+ for (i = 0; i < 1024 && th == INVALID_HANDLE_VALUE; i++) {
+ file_ops->make_tempname(tempname, tempname_size, ctx->fname, value + i);
+
+ th = win32_named_open(ctx, tempname, true, psa);
+ if (th == INVALID_HANDLE_VALUE && GetLastError() != ERROR_FILE_EXISTS)
+ break;
+ }
+
+ if (th == INVALID_HANDLE_VALUE) {
+ free(tempname);
+ LocalFree(psd);
+ zip_error_set(&ctx->error, ZIP_ER_TMPOPEN, _zip_win32_error_to_errno(GetLastError()));
+ return -1;
+ }
+
+ LocalFree(psd);
+ ctx->fout = th;
+ ctx->tmpname = tempname;
+
+ return 0;
+}
+
+
+static bool
+_zip_win32_named_op_open(zip_source_file_context_t *ctx) {
+ HANDLE h = win32_named_open(ctx, ctx->fname, false, NULL);
+
+ if (h == INVALID_HANDLE_VALUE) {
+ return false;
+ }
+
+ ctx->f = h;
+ return true;
+}
+
+
+static zip_int64_t
+_zip_win32_named_op_remove(zip_source_file_context_t *ctx) {
+ zip_win32_file_operations_t *file_ops = (zip_win32_file_operations_t *)ctx->ops_userdata;
+
+ if (!file_ops->delete_file(ctx->fname)) {
+ zip_error_set(&ctx->error, ZIP_ER_REMOVE, _zip_win32_error_to_errno(GetLastError()));
+ return -1;
+ }
+
+ return 0;
+}
+
+
+static void
+_zip_win32_named_op_rollback_write(zip_source_file_context_t *ctx) {
+ zip_win32_file_operations_t *file_ops = (zip_win32_file_operations_t *)ctx->ops_userdata;
+
+ if (ctx->fout) {
+ CloseHandle((HANDLE)ctx->fout);
+ }
+ file_ops->delete_file(ctx->tmpname);
+}
+
+
+static bool
+_zip_win32_named_op_stat(zip_source_file_context_t *ctx, zip_source_file_stat_t *st) {
+ zip_win32_file_operations_t *file_ops = (zip_win32_file_operations_t *)ctx->ops_userdata;
+
+ WIN32_FILE_ATTRIBUTE_DATA file_attributes;
+
+ if (!file_ops->get_file_attributes_ex(ctx->fname, GetFileExInfoStandard, &file_attributes)) {
+ DWORD error = GetLastError();
+ if (error == ERROR_FILE_NOT_FOUND) {
+ st->exists = false;
+ return true;
+ }
+ zip_error_set(&ctx->error, ZIP_ER_READ, _zip_win32_error_to_errno(error));
+ return false;
+ }
+
+ st->exists = true;
+ st->regular_file = true; /* TODO: Is this always right? How to determine without a HANDLE? */
+ if (!_zip_filetime_to_time_t(file_attributes.ftLastWriteTime, &st->mtime)) {
+ zip_error_set(&ctx->error, ZIP_ER_READ, ERANGE);
+ return false;
+ }
+ st->size = ((zip_uint64_t)file_attributes.nFileSizeHigh << 32) | file_attributes.nFileSizeLow;
+
+ /* TODO: fill in ctx->attributes */
+
+ return true;
+}
+
+
+static char *
+_zip_win32_named_op_string_duplicate(zip_source_file_context_t *ctx, const char *string) {
+ zip_win32_file_operations_t *file_ops = (zip_win32_file_operations_t *)ctx->ops_userdata;
+
+ return file_ops->string_duplicate(string);
+}
+
+
+static zip_int64_t
+_zip_win32_named_op_write(zip_source_file_context_t *ctx, const void *data, zip_uint64_t len) {
+ DWORD ret;
+ if (!WriteFile((HANDLE)ctx->fout, data, (DWORD)len, &ret, NULL) || ret != len) {
+ zip_error_set(&ctx->error, ZIP_ER_WRITE, _zip_win32_error_to_errno(GetLastError()));
+ return -1;
+ }
+
+ return (zip_int64_t)ret;
+}
+
+
+static HANDLE
+win32_named_open(zip_source_file_context_t *ctx, const char *name, bool temporary, PSECURITY_ATTRIBUTES security_attributes) {
+ zip_win32_file_operations_t *file_ops = (zip_win32_file_operations_t *)ctx->ops_userdata;
+
+ DWORD access = GENERIC_READ;
+ DWORD share_mode = FILE_SHARE_READ | FILE_SHARE_WRITE;
+ DWORD creation_disposition = OPEN_EXISTING;
+ DWORD file_attributes = FILE_ATTRIBUTE_NORMAL;
+ HANDLE h;
+
+ if (temporary) {
+ access = GENERIC_READ | GENERIC_WRITE;
+ share_mode = FILE_SHARE_READ;
+ creation_disposition = CREATE_NEW;
+ file_attributes = FILE_ATTRIBUTE_NORMAL | FILE_ATTRIBUTE_TEMPORARY;
+ }
+
+ h = file_ops->create_file(name, access, share_mode, security_attributes, creation_disposition, file_attributes, NULL);
+
+ if (h == INVALID_HANDLE_VALUE) {
+ zip_error_set(&ctx->error, ZIP_ER_OPEN, _zip_win32_error_to_errno(GetLastError()));
+ }
+
+ return h;
+}
diff --git a/src/Common/libzip/zip_source_file_win32_utf16.c b/src/Common/libzip/zip_source_file_win32_utf16.c
new file mode 100644
index 0000000..8378648
--- /dev/null
+++ b/src/Common/libzip/zip_source_file_win32_utf16.c
@@ -0,0 +1,117 @@
+/*
+ zip_source_file_win32_utf16.c -- source for Windows file opened by UTF-16 name
+ Copyright (C) 1999-2020 Dieter Baron and Thomas Klausner
+
+ This file is part of libzip, a library to manipulate ZIP archives.
+ The authors can be contacted at <libzip@nih.at>
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions
+ are met:
+ 1. Redistributions of source code must retain the above copyright
+ notice, this list of conditions and the following disclaimer.
+ 2. Redistributions in binary form must reproduce the above copyright
+ notice, this list of conditions and the following disclaimer in
+ the documentation and/or other materials provided with the
+ distribution.
+ 3. The names of the authors may not be used to endorse or promote
+ products derived from this software without specific prior
+ written permission.
+
+ THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS
+ OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY
+ DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
+ GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
+ IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
+ IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+#include "zip_source_file_win32.h"
+
+#define RtlGenRandom SystemFunction036
+BOOLEAN NTAPI RtlGenRandom(PVOID RandomBuffer, ULONG RandomBufferLength);
+
+bool zip_secure_random(zip_uint8_t *buffer, zip_uint16_t length)
+{
+ return RtlGenRandom (buffer, (ULONG) length);
+}
+
+
+static char *utf16_allocate_tempname(const char *name, size_t extra_chars, size_t *lengthp);
+static HANDLE __stdcall utf16_create_file(const char *name, DWORD access, DWORD share_mode, PSECURITY_ATTRIBUTES security_attributes, DWORD creation_disposition, DWORD file_attributes, HANDLE template_file);
+static void utf16_make_tempname(char *buf, size_t len, const char *name, zip_uint32_t i);
+static char *utf16_strdup(const char *string);
+
+zip_win32_file_operations_t ops_utf16 = {
+ utf16_allocate_tempname,
+ utf16_create_file,
+ DeleteFileW,
+ GetFileAttributesW,
+ GetFileAttributesExW,
+ utf16_make_tempname,
+ MoveFileExW,
+ SetFileAttributesW,
+ utf16_strdup
+};
+
+ZIP_EXTERN zip_source_t *
+zip_source_win32w(zip_t *za, const wchar_t *fname, zip_uint64_t start, zip_int64_t len) {
+ if (za == NULL)
+ return NULL;
+
+ return zip_source_win32w_create(fname, start, len, &za->error);
+}
+
+
+ZIP_EXTERN zip_source_t *
+zip_source_win32w_create(const wchar_t *fname, zip_uint64_t start, zip_int64_t length, zip_error_t *error) {
+ if (fname == NULL || length < -1) {
+ zip_error_set(error, ZIP_ER_INVAL, 0);
+ return NULL;
+ }
+
+
+ return zip_source_file_common_new((const char *)fname, NULL, start, length, NULL, &_zip_source_file_win32_named_ops, &ops_utf16, error);
+}
+
+
+static char *
+utf16_allocate_tempname(const char *name, size_t extra_chars, size_t *lengthp) {
+ *lengthp = wcslen((const wchar_t *)name) + extra_chars;
+ return (char *)malloc(*lengthp * sizeof(wchar_t));
+}
+
+
+static HANDLE __stdcall
+utf16_create_file(const char *name, DWORD access, DWORD share_mode, PSECURITY_ATTRIBUTES security_attributes, DWORD creation_disposition, DWORD file_attributes, HANDLE template_file) {
+#ifdef MS_UWP
+ CREATEFILE2_EXTENDED_PARAMETERS extParams = {0};
+ extParams.dwFileAttributes = file_attributes;
+ extParams.dwFileFlags = FILE_FLAG_RANDOM_ACCESS;
+ extParams.dwSecurityQosFlags = SECURITY_ANONYMOUS;
+ extParams.dwSize = sizeof(extParams);
+ extParams.hTemplateFile = template_file;
+ extParams.lpSecurityAttributes = security_attributes;
+
+ return CreateFile2((const wchar_t *)name, access, share_mode, creation_disposition, &extParams);
+#else
+ return CreateFileW((const wchar_t *)name, access, share_mode, security_attributes, creation_disposition, file_attributes, template_file);
+#endif
+}
+
+
+static void
+utf16_make_tempname(char *buf, size_t len, const char *name, zip_uint32_t i) {
+ _snwprintf((wchar_t *)buf, len, L"%s.%08x", (const wchar_t *)name, i);
+}
+
+
+static char *
+utf16_strdup(const char *string) {
+ return (char *)_wcsdup((const wchar_t *)string);
+}
diff --git a/src/Common/libzip/zip_source_win32utf8.c b/src/Common/libzip/zip_source_file_win32_utf8.c
index 1e279b0..4f258bc 100644
--- a/src/Common/libzip/zip_source_win32utf8.c
+++ b/src/Common/libzip/zip_source_file_win32_utf8.c
@@ -1,6 +1,6 @@
/*
- zip_source_win32utf8.c -- create data source from Windows file (UTF-8)
- Copyright (C) 1999-2015 Dieter Baron and Thomas Klausner
+ zip_source_file_win32_ansi.c -- source for Windows file opened by UTF-8 name
+ Copyright (C) 1999-2020 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
@@ -31,23 +31,14 @@
IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
-/* 0x0501 => Windows XP; needs to be at least this value because of GetFileSizeEx */
-#if !defined(MS_UWP) && !defined(_WIN32_WINNT)
-#define _WIN32_WINNT 0x0501
-#endif
-#include <windows.h>
-
-#include <stdlib.h>
-
-#include "zipint.h"
-#include "zipwin32.h"
-
+#include "zip_source_file_win32.h"
ZIP_EXTERN zip_source_t *
zip_source_file(zip_t *za, const char *fname, zip_uint64_t start, zip_int64_t len) {
- if (za == NULL)
- return NULL;
-
+ if (za == NULL) {
+ return NULL;
+ }
+
return zip_source_file_create(fname, start, len, &za->error);
}
@@ -59,24 +50,24 @@ zip_source_file_create(const char *fname, zip_uint64_t start, zip_int64_t length
zip_source_t *source;
if (fname == NULL || length < -1) {
- zip_error_set(error, ZIP_ER_INVAL, 0);
- return NULL;
+ zip_error_set(error, ZIP_ER_INVAL, 0);
+ return NULL;
}
/* Convert fname from UTF-8 to Windows-friendly UTF-16. */
size = MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, fname, -1, NULL, 0);
if (size == 0) {
- zip_error_set(error, ZIP_ER_INVAL, 0);
- return NULL;
+ zip_error_set(error, ZIP_ER_INVAL, 0);
+ return NULL;
}
if ((wfname = (wchar_t *)malloc(sizeof(wchar_t) * size)) == NULL) {
- zip_error_set(error, ZIP_ER_MEMORY, 0);
- return NULL;
+ zip_error_set(error, ZIP_ER_MEMORY, 0);
+ return NULL;
}
MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, fname, -1, wfname, size);
source = zip_source_win32w_create(wfname, start, length, error);
-
+
free(wfname);
return source;
}
diff --git a/src/Common/libzip/zip_source_filep.c b/src/Common/libzip/zip_source_filep.c
deleted file mode 100644
index 9fc9a01..0000000
--- a/src/Common/libzip/zip_source_filep.c
+++ /dev/null
@@ -1,651 +0,0 @@
-/*
- zip_source_filep.c -- create data source from FILE *
- Copyright (C) 1999-2017 Dieter Baron and Thomas Klausner
-
- This file is part of libzip, a library to manipulate ZIP archives.
- The authors can be contacted at <libzip@nih.at>
-
- Redistribution and use in source and binary forms, with or without
- modification, are permitted provided that the following conditions
- are met:
- 1. Redistributions of source code must retain the above copyright
- notice, this list of conditions and the following disclaimer.
- 2. Redistributions in binary form must reproduce the above copyright
- notice, this list of conditions and the following disclaimer in
- the documentation and/or other materials provided with the
- distribution.
- 3. The names of the authors may not be used to endorse or promote
- products derived from this software without specific prior
- written permission.
-
- THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS
- OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY
- DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
- GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
- IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
- OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
- IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-*/
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <sys/stat.h>
-
-#include "zipint.h"
-
-#ifdef HAVE_UNISTD_H
-#include <unistd.h>
-#endif
-
-#ifdef HAVE_CLONEFILE
-#include <sys/attr.h>
-#include <sys/clonefile.h>
-#define CAN_CLONE
-#endif
-#ifdef HAVE_FICLONERANGE
-#include <linux/fs.h>
-#include <sys/ioctl.h>
-#define CAN_CLONE
-#endif
-
-#ifdef _WIN32
-/* WIN32 needs <fcntl.h> for _O_BINARY */
-#include <fcntl.h>
-#endif
-
-/* Windows sys/types.h does not provide these */
-#ifndef S_ISREG
-#define S_ISREG(m) (((m)&S_IFMT) == S_IFREG)
-#endif
-#if defined(S_IXUSR) && defined(S_IRWXG) && defined(S_IRWXO)
-#define _SAFE_MASK (S_IXUSR | S_IRWXG | S_IRWXO)
-#elif defined(_S_IWRITE)
-#define _SAFE_MASK (_S_IWRITE)
-#else
-#error do not know safe values for umask, please report this
-#endif
-
-#ifdef _MSC_VER
-/* MSVC doesn't have mode_t */
-typedef int mode_t;
-#endif
-
-struct read_file {
- zip_error_t error; /* last error information */
- zip_int64_t supports;
-
- /* reading */
- char *fname; /* name of file to read from */
- FILE *f; /* file to read from */
- struct zip_stat st; /* stat information passed in */
- zip_error_t stat_error; /* error returned for stat */
- zip_uint64_t start; /* start offset of data to read */
- zip_uint64_t end; /* end offset of data to read relative to start, 0 for up to EOF */
- zip_uint64_t current; /* current offset relative to start (0 is beginning of part we read) */
-
- /* writing */
- char *tmpname;
- FILE *fout;
-};
-
-static zip_int64_t read_file(void *state, void *data, zip_uint64_t len, zip_source_cmd_t cmd);
-static int create_temp_output(struct read_file *ctx);
-#ifdef CAN_CLONE
-static zip_int64_t create_temp_output_cloning(struct read_file *ctx, zip_uint64_t offset);
-#endif
-static int _zip_fseek_u(FILE *f, zip_uint64_t offset, int whence, zip_error_t *error);
-static int _zip_fseek(FILE *f, zip_int64_t offset, int whence, zip_error_t *error);
-
-
-ZIP_EXTERN zip_source_t *
-zip_source_filep(zip_t *za, FILE *file, zip_uint64_t start, zip_int64_t len) {
- if (za == NULL)
- return NULL;
-
- return zip_source_filep_create(file, start, len, &za->error);
-}
-
-
-ZIP_EXTERN zip_source_t *
-zip_source_filep_create(FILE *file, zip_uint64_t start, zip_int64_t length, zip_error_t *error) {
- if (file == NULL || length < -1) {
- zip_error_set(error, ZIP_ER_INVAL, 0);
- return NULL;
- }
-
- return _zip_source_file_or_p(NULL, file, start, length, NULL, error);
-}
-
-
-zip_source_t *
-_zip_source_file_or_p(const char *fname, FILE *file, zip_uint64_t start, zip_int64_t len, const zip_stat_t *st, zip_error_t *error) {
- struct read_file *ctx;
- zip_source_t *zs;
- struct stat sb;
- bool stat_valid;
-
- if (file == NULL && fname == NULL) {
- zip_error_set(error, ZIP_ER_INVAL, 0);
- return NULL;
- }
-
- if (len < 0) {
- len = 0;
- }
-
- if (start > ZIP_INT64_MAX || start + (zip_uint64_t)len < start) {
- zip_error_set(error, ZIP_ER_INVAL, 0);
- return NULL;
- }
-
- if ((ctx = (struct read_file *)malloc(sizeof(struct read_file))) == NULL) {
- zip_error_set(error, ZIP_ER_MEMORY, 0);
- return NULL;
- }
-
- ctx->fname = NULL;
- if (fname) {
- if ((ctx->fname = strdup(fname)) == NULL) {
- zip_error_set(error, ZIP_ER_MEMORY, 0);
- free(ctx);
- return NULL;
- }
- }
- ctx->f = file;
- ctx->start = start;
- ctx->end = (zip_uint64_t)len;
- if (st) {
- memcpy(&ctx->st, st, sizeof(ctx->st));
- ctx->st.name = NULL;
- ctx->st.valid &= ~ZIP_STAT_NAME;
- }
- else {
- zip_stat_init(&ctx->st);
- }
-
- if (ctx->end > 0) {
- ctx->st.size = ctx->end;
- ctx->st.valid |= ZIP_STAT_SIZE;
- }
-
- zip_error_init(&ctx->stat_error);
-
- ctx->tmpname = NULL;
- ctx->fout = NULL;
-
- zip_error_init(&ctx->error);
-
- ctx->supports = ZIP_SOURCE_SUPPORTS_READABLE | zip_source_make_command_bitmap(ZIP_SOURCE_SUPPORTS, ZIP_SOURCE_TELL, -1);
-
- if (ctx->fname) {
- stat_valid = stat(ctx->fname, &sb) >= 0;
-
- if (!stat_valid) {
- if (ctx->start == 0 && ctx->end == 0) {
- ctx->supports = ZIP_SOURCE_SUPPORTS_WRITABLE;
- }
- }
- }
- else {
- stat_valid = fstat(fileno(ctx->f), &sb) >= 0;
- }
-
- if (!stat_valid) {
- zip_error_set(&ctx->stat_error, ZIP_ER_READ, errno);
- }
- else {
- if ((ctx->st.valid & ZIP_STAT_MTIME) == 0) {
- ctx->st.mtime = sb.st_mtime;
- ctx->st.valid |= ZIP_STAT_MTIME;
- }
- if (S_ISREG(sb.st_mode)) {
- ctx->supports = ZIP_SOURCE_SUPPORTS_SEEKABLE;
-
- if (ctx->start + ctx->end > (zip_uint64_t)sb.st_size) {
- zip_error_set(error, ZIP_ER_INVAL, 0);
- free(ctx->fname);
- free(ctx);
- return NULL;
- }
-
- if (ctx->end == 0) {
- ctx->st.size = (zip_uint64_t)sb.st_size - ctx->start;
- ctx->st.valid |= ZIP_STAT_SIZE;
-
- if (ctx->fname && start == 0) {
- ctx->supports = ZIP_SOURCE_SUPPORTS_WRITABLE;
- }
- }
- }
- }
-
-#ifdef CAN_CLONE
- if (ctx->supports & ZIP_SOURCE_MAKE_COMMAND_BITMASK(ZIP_SOURCE_BEGIN_WRITE)) {
- ctx->supports |= ZIP_SOURCE_MAKE_COMMAND_BITMASK(ZIP_SOURCE_BEGIN_WRITE_CLONING);
- }
-#endif
-
- if ((zs = zip_source_function_create(read_file, ctx, error)) == NULL) {
- free(ctx->fname);
- free(ctx);
- return NULL;
- }
-
- return zs;
-}
-
-
-static int
-create_temp_output(struct read_file *ctx) {
- char *temp;
- int tfd;
- mode_t mask;
- FILE *tfp;
-
- if ((temp = (char *)malloc(strlen(ctx->fname) + 8)) == NULL) {
- zip_error_set(&ctx->error, ZIP_ER_MEMORY, 0);
- return -1;
- }
- sprintf(temp, "%s.XXXXXX", ctx->fname);
-
- mask = umask(_SAFE_MASK);
- if ((tfd = mkstemp(temp)) == -1) {
- zip_error_set(&ctx->error, ZIP_ER_TMPOPEN, errno);
- umask(mask);
- free(temp);
- return -1;
- }
- umask(mask);
-
- if ((tfp = fdopen(tfd, "r+b")) == NULL) {
- zip_error_set(&ctx->error, ZIP_ER_TMPOPEN, errno);
- close(tfd);
- (void)remove(temp);
- free(temp);
- return -1;
- }
-
-#ifdef _WIN32
- /*
- According to Pierre Joye, Windows in some environments per
- default creates text files, so force binary mode.
- */
- _setmode(_fileno(tfp), _O_BINARY);
-#endif
-
- ctx->fout = tfp;
- ctx->tmpname = temp;
-
- return 0;
-}
-
-#ifdef CAN_CLONE
-zip_int64_t static create_temp_output_cloning(struct read_file *ctx, zip_uint64_t offset) {
- char *temp;
- FILE *tfp;
-
- if (offset > ZIP_OFF_MAX) {
- zip_error_set(&ctx->error, ZIP_ER_SEEK, E2BIG);
- return -1;
- }
-
- if ((temp = (char *)malloc(strlen(ctx->fname) + 8)) == NULL) {
- zip_error_set(&ctx->error, ZIP_ER_MEMORY, 0);
- return -1;
- }
- sprintf(temp, "%s.XXXXXX", ctx->fname);
-
-#ifdef HAVE_CLONEFILE
-#ifndef __clang_analyzer__
- /* we can't use mkstemp, since clonefile insists on creating the file */
- if (mktemp(temp) == NULL) {
- zip_error_set(&ctx->error, ZIP_ER_TMPOPEN, errno);
- free(temp);
- return -1;
- }
-#endif
-
- if (clonefile(ctx->fname, temp, 0) < 0) {
- zip_error_set(&ctx->error, ZIP_ER_TMPOPEN, errno);
- free(temp);
- return -1;
- }
- if ((tfp = fopen(temp, "r+b")) == NULL) {
- zip_error_set(&ctx->error, ZIP_ER_TMPOPEN, errno);
- (void)remove(temp);
- free(temp);
- return -1;
- }
-#else
- {
- int fd;
- struct file_clone_range range;
- struct stat st;
-
- if (fstat(fileno(ctx->f), &st) < 0) {
- zip_error_set(&ctx->error, ZIP_ER_TMPOPEN, errno);
- return -1;
- }
-
- if ((fd = mkstemp(temp)) < 0) {
- zip_error_set(&ctx->error, ZIP_ER_TMPOPEN, errno);
- free(temp);
- return -1;
- }
-
- range.src_fd = fileno(ctx->f);
- range.src_offset = 0;
- range.src_length = ((offset + st.st_blksize - 1) / st.st_blksize) * st.st_blksize;
- if (range.src_length > st.st_size) {
- range.src_length = 0;
- }
- range.dest_offset = 0;
- if (ioctl(fd, FICLONERANGE, &range) < 0) {
- zip_error_set(&ctx->error, ZIP_ER_TMPOPEN, errno);
- (void)close(fd);
- (void)remove(temp);
- free(temp);
- return -1;
- }
-
- if ((tfp = fdopen(fd, "r+b")) == NULL) {
- zip_error_set(&ctx->error, ZIP_ER_TMPOPEN, errno);
- (void)close(fd);
- (void)remove(temp);
- free(temp);
- return -1;
- }
- }
-#endif
-
- if (ftruncate(fileno(tfp), (off_t)offset) < 0) {
- (void)fclose(tfp);
- (void)remove(temp);
- free(temp);
- return -1;
- }
- if (fseeko(tfp, (off_t)offset, SEEK_SET) < 0) {
- (void)fclose(tfp);
- (void)remove(temp);
- free(temp);
- zip_error_set(&ctx->error, ZIP_ER_TMPOPEN, errno);
- }
-
- ctx->fout = tfp;
- ctx->tmpname = temp;
-
- return 0;
-}
-#endif
-
-
-static zip_int64_t
-read_file(void *state, void *data, zip_uint64_t len, zip_source_cmd_t cmd) {
- struct read_file *ctx;
- char *buf;
- zip_uint64_t n;
- size_t i;
-
- ctx = (struct read_file *)state;
- buf = (char *)data;
-
- switch (cmd) {
- case ZIP_SOURCE_BEGIN_WRITE:
- if (ctx->fname == NULL) {
- zip_error_set(&ctx->error, ZIP_ER_OPNOTSUPP, 0);
- return -1;
- }
- return create_temp_output(ctx);
-
-#ifdef CAN_CLONE
- case ZIP_SOURCE_BEGIN_WRITE_CLONING:
- if (ctx->fname == NULL) {
- zip_error_set(&ctx->error, ZIP_ER_OPNOTSUPP, 0);
- return -1;
- }
- return create_temp_output_cloning(ctx, len);
-#endif
-
- case ZIP_SOURCE_COMMIT_WRITE: {
- mode_t mask;
-
- if (fclose(ctx->fout) < 0) {
- ctx->fout = NULL;
- zip_error_set(&ctx->error, ZIP_ER_WRITE, errno);
- }
- ctx->fout = NULL;
- if (rename(ctx->tmpname, ctx->fname) < 0) {
- zip_error_set(&ctx->error, ZIP_ER_RENAME, errno);
- return -1;
- }
- mask = umask(022);
- umask(mask);
- /* not much we can do if chmod fails except make the whole commit fail */
- (void)chmod(ctx->fname, 0666 & ~mask);
- free(ctx->tmpname);
- ctx->tmpname = NULL;
- return 0;
- }
-
- case ZIP_SOURCE_CLOSE:
- if (ctx->fname) {
- fclose(ctx->f);
- ctx->f = NULL;
- }
- return 0;
-
- case ZIP_SOURCE_ERROR:
- return zip_error_to_data(&ctx->error, data, len);
-
- case ZIP_SOURCE_FREE:
- free(ctx->fname);
- free(ctx->tmpname);
- if (ctx->f)
- fclose(ctx->f);
- free(ctx);
- return 0;
-
- case ZIP_SOURCE_OPEN:
- if (ctx->fname) {
- if ((ctx->f = fopen(ctx->fname, "rb")) == NULL) {
- zip_error_set(&ctx->error, ZIP_ER_OPEN, errno);
- return -1;
- }
- }
-
- if (ctx->start > 0) {
- if (_zip_fseek_u(ctx->f, ctx->start, SEEK_SET, &ctx->error) < 0) {
- /* TODO: skip by reading */
- return -1;
- }
- }
- ctx->current = 0;
- return 0;
-
- case ZIP_SOURCE_READ:
- if (ctx->end > 0) {
- n = ctx->end - ctx->current;
- if (n > len) {
- n = len;
- }
- }
- else {
- n = len;
- }
-
- if (n > SIZE_MAX)
- n = SIZE_MAX;
-
- if ((i = fread(buf, 1, (size_t)n, ctx->f)) == 0) {
- if (ferror(ctx->f)) {
- zip_error_set(&ctx->error, ZIP_ER_READ, errno);
- return -1;
- }
- }
- ctx->current += i;
-
- return (zip_int64_t)i;
-
- case ZIP_SOURCE_REMOVE:
- if (remove(ctx->fname) < 0) {
- zip_error_set(&ctx->error, ZIP_ER_REMOVE, errno);
- return -1;
- }
- return 0;
-
- case ZIP_SOURCE_ROLLBACK_WRITE:
- if (ctx->fout) {
- fclose(ctx->fout);
- ctx->fout = NULL;
- }
- (void)remove(ctx->tmpname);
- free(ctx->tmpname);
- ctx->tmpname = NULL;
- return 0;
-
- case ZIP_SOURCE_SEEK: {
- zip_int64_t new_current;
- int need_seek;
- zip_source_args_seek_t *args = ZIP_SOURCE_GET_ARGS(zip_source_args_seek_t, data, len, &ctx->error);
-
- if (args == NULL)
- return -1;
-
- need_seek = 1;
-
- switch (args->whence) {
- case SEEK_SET:
- new_current = args->offset;
- break;
-
- case SEEK_END:
- if (ctx->end == 0) {
- if (_zip_fseek(ctx->f, args->offset, SEEK_END, &ctx->error) < 0) {
- return -1;
- }
- if ((new_current = ftello(ctx->f)) < 0) {
- zip_error_set(&ctx->error, ZIP_ER_SEEK, errno);
- return -1;
- }
- new_current -= (zip_int64_t)ctx->start;
- need_seek = 0;
- }
- else {
- new_current = (zip_int64_t)ctx->end + args->offset;
- }
- break;
-
- case SEEK_CUR:
- new_current = (zip_int64_t)ctx->current + args->offset;
- break;
-
- default:
- zip_error_set(&ctx->error, ZIP_ER_INVAL, 0);
- return -1;
- }
-
- if (new_current < 0 || (ctx->end != 0 && (zip_uint64_t)new_current > ctx->end) || (zip_uint64_t)new_current + ctx->start < ctx->start) {
- zip_error_set(&ctx->error, ZIP_ER_INVAL, 0);
- return -1;
- }
-
- ctx->current = (zip_uint64_t)new_current;
-
- if (need_seek) {
- if (_zip_fseek_u(ctx->f, ctx->current + ctx->start, SEEK_SET, &ctx->error) < 0) {
- return -1;
- }
- }
- return 0;
- }
-
- case ZIP_SOURCE_SEEK_WRITE: {
- zip_source_args_seek_t *args;
-
- args = ZIP_SOURCE_GET_ARGS(zip_source_args_seek_t, data, len, &ctx->error);
- if (args == NULL) {
- return -1;
- }
-
- if (_zip_fseek(ctx->fout, args->offset, args->whence, &ctx->error) < 0) {
- return -1;
- }
- return 0;
- }
-
- case ZIP_SOURCE_STAT: {
- if (len < sizeof(ctx->st))
- return -1;
-
- if (zip_error_code_zip(&ctx->stat_error) != 0) {
- zip_error_set(&ctx->error, zip_error_code_zip(&ctx->stat_error), zip_error_code_system(&ctx->stat_error));
- return -1;
- }
-
- memcpy(data, &ctx->st, sizeof(ctx->st));
- return sizeof(ctx->st);
- }
-
- case ZIP_SOURCE_SUPPORTS:
- return ctx->supports;
-
- case ZIP_SOURCE_TELL:
- return (zip_int64_t)ctx->current;
-
- case ZIP_SOURCE_TELL_WRITE: {
- off_t ret = ftello(ctx->fout);
-
- if (ret < 0) {
- zip_error_set(&ctx->error, ZIP_ER_TELL, errno);
- return -1;
- }
- return ret;
- }
-
- case ZIP_SOURCE_WRITE: {
- size_t ret;
-
- clearerr(ctx->fout);
- ret = fwrite(data, 1, len, ctx->fout);
- if (ret != len || ferror(ctx->fout)) {
- zip_error_set(&ctx->error, ZIP_ER_WRITE, errno);
- return -1;
- }
-
- return (zip_int64_t)ret;
- }
-
- default:
- zip_error_set(&ctx->error, ZIP_ER_OPNOTSUPP, 0);
- return -1;
- }
-}
-
-
-static int
-_zip_fseek_u(FILE *f, zip_uint64_t offset, int whence, zip_error_t *error) {
- if (offset > ZIP_INT64_MAX) {
- zip_error_set(error, ZIP_ER_SEEK, EOVERFLOW);
- return -1;
- }
- return _zip_fseek(f, (zip_int64_t)offset, whence, error);
-}
-
-
-static int
-_zip_fseek(FILE *f, zip_int64_t offset, int whence, zip_error_t *error) {
- if (offset > ZIP_FSEEK_MAX || offset < ZIP_FSEEK_MIN) {
- zip_error_set(error, ZIP_ER_SEEK, EOVERFLOW);
- return -1;
- }
- if (fseeko(f, (off_t)offset, whence) < 0) {
- zip_error_set(error, ZIP_ER_SEEK, errno);
- return -1;
- }
- return 0;
-}
diff --git a/src/Common/libzip/zip_source_free.c b/src/Common/libzip/zip_source_free.c
index 7cb3525..2f10ef8 100644
--- a/src/Common/libzip/zip_source_free.c
+++ b/src/Common/libzip/zip_source_free.c
@@ -1,6 +1,6 @@
/*
zip_source_free.c -- free zip data source
- Copyright (C) 1999-2015 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_source_function.c b/src/Common/libzip/zip_source_function.c
index 56eb1c5..d5c1b5b 100644
--- a/src/Common/libzip/zip_source_function.c
+++ b/src/Common/libzip/zip_source_function.c
@@ -1,6 +1,6 @@
/*
zip_source_function.c -- create zip data source from callback function
- Copyright (C) 1999-2017 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_source_get_file_attributes.c b/src/Common/libzip/zip_source_get_file_attributes.c
new file mode 100644
index 0000000..acbede1
--- /dev/null
+++ b/src/Common/libzip/zip_source_get_file_attributes.c
@@ -0,0 +1,104 @@
+/*
+ zip_source_get_file_attributes.c -- get attributes for file from source
+ Copyright (C) 2020 Dieter Baron and Thomas Klausner
+
+ This file is part of libzip, a library to manipulate ZIP archives.
+ The authors can be contacted at <libzip@nih.at>
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions
+ are met:
+ 1. Redistributions of source code must retain the above copyright
+ notice, this list of conditions and the following disclaimer.
+ 2. Redistributions in binary form must reproduce the above copyright
+ notice, this list of conditions and the following disclaimer in
+ the documentation and/or other materials provided with the
+ distribution.
+ 3. The names of the authors may not be used to endorse or promote
+ products derived from this software without specific prior
+ written permission.
+
+ THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS
+ OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY
+ DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
+ GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
+ IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
+ IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+#include "zipint.h"
+
+ZIP_EXTERN void
+zip_file_attributes_init(zip_file_attributes_t *attributes) {
+ attributes->valid = 0;
+ attributes->version = 1;
+}
+
+int
+zip_source_get_file_attributes(zip_source_t *src, zip_file_attributes_t *attributes) {
+ if (src->source_closed) {
+ return -1;
+ }
+ if (attributes == NULL) {
+ zip_error_set(&src->error, ZIP_ER_INVAL, 0);
+ return -1;
+ }
+
+ zip_file_attributes_init(attributes);
+
+ if (src->supports & ZIP_SOURCE_MAKE_COMMAND_BITMASK(ZIP_SOURCE_GET_FILE_ATTRIBUTES)) {
+ if (_zip_source_call(src, attributes, sizeof(*attributes), ZIP_SOURCE_GET_FILE_ATTRIBUTES) < 0) {
+ return -1;
+ }
+ }
+
+ if (ZIP_SOURCE_IS_LAYERED(src)) {
+ zip_file_attributes_t lower_attributes;
+
+ if (zip_source_get_file_attributes(src->src, &lower_attributes) < 0) {
+ _zip_error_set_from_source(&src->error, src->src);
+ return -1;
+ }
+
+ if ((lower_attributes.valid & ZIP_FILE_ATTRIBUTES_HOST_SYSTEM) && (attributes->valid & ZIP_FILE_ATTRIBUTES_HOST_SYSTEM) == 0) {
+ attributes->host_system = lower_attributes.host_system;
+ attributes->valid |= ZIP_FILE_ATTRIBUTES_HOST_SYSTEM;
+ }
+ if ((lower_attributes.valid & ZIP_FILE_ATTRIBUTES_ASCII) && (attributes->valid & ZIP_FILE_ATTRIBUTES_ASCII) == 0) {
+ attributes->ascii = lower_attributes.ascii;
+ attributes->valid |= ZIP_FILE_ATTRIBUTES_ASCII;
+ }
+ if ((lower_attributes.valid & ZIP_FILE_ATTRIBUTES_VERSION_NEEDED)) {
+ if (attributes->valid & ZIP_FILE_ATTRIBUTES_VERSION_NEEDED) {
+ attributes->version_needed = ZIP_MAX(lower_attributes.version_needed, attributes->version_needed);
+ }
+ else {
+ attributes->version_needed = lower_attributes.version_needed;
+ attributes->valid |= ZIP_FILE_ATTRIBUTES_VERSION_NEEDED;
+ }
+ }
+ if ((lower_attributes.valid & ZIP_FILE_ATTRIBUTES_EXTERNAL_FILE_ATTRIBUTES) && (attributes->valid & ZIP_FILE_ATTRIBUTES_EXTERNAL_FILE_ATTRIBUTES) == 0) {
+ attributes->external_file_attributes = lower_attributes.external_file_attributes;
+ attributes->valid |= ZIP_FILE_ATTRIBUTES_EXTERNAL_FILE_ATTRIBUTES;
+ }
+ if ((lower_attributes.valid & ZIP_FILE_ATTRIBUTES_GENERAL_PURPOSE_BIT_FLAGS)) {
+ if (attributes->valid & ZIP_FILE_ATTRIBUTES_GENERAL_PURPOSE_BIT_FLAGS) {
+ attributes->general_purpose_bit_flags &= ~lower_attributes.general_purpose_bit_mask;
+ attributes->general_purpose_bit_flags |= lower_attributes.general_purpose_bit_flags & lower_attributes.general_purpose_bit_mask;
+ attributes->general_purpose_bit_mask |= lower_attributes.general_purpose_bit_mask;
+ }
+ else {
+ attributes->valid |= ZIP_FILE_ATTRIBUTES_GENERAL_PURPOSE_BIT_FLAGS;
+ attributes->general_purpose_bit_flags = lower_attributes.general_purpose_bit_flags;
+ attributes->general_purpose_bit_mask = lower_attributes.general_purpose_bit_mask;
+ }
+ }
+ }
+
+ return 0;
+}
diff --git a/src/Common/libzip/zip_source_is_deleted.c b/src/Common/libzip/zip_source_is_deleted.c
index 1e5d343..edd10ca 100644
--- a/src/Common/libzip/zip_source_is_deleted.c
+++ b/src/Common/libzip/zip_source_is_deleted.c
@@ -1,6 +1,6 @@
/*
zip_source_is_deleted.c -- was archive was removed?
- Copyright (C) 2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 2014-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_source_layered.c b/src/Common/libzip/zip_source_layered.c
index 5e95bc1..d02bc85 100644
--- a/src/Common/libzip/zip_source_layered.c
+++ b/src/Common/libzip/zip_source_layered.c
@@ -1,6 +1,6 @@
/*
zip_source_layered.c -- create layered source
- Copyright (C) 2009-2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 2009-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_source_open.c b/src/Common/libzip/zip_source_open.c
index 187001c..414c677 100644
--- a/src/Common/libzip/zip_source_open.c
+++ b/src/Common/libzip/zip_source_open.c
@@ -1,6 +1,6 @@
/*
zip_source_open.c -- open zip_source (prepare for reading)
- Copyright (C) 2009-2017 Dieter Baron and Thomas Klausner
+ Copyright (C) 2009-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_source_pkware.c b/src/Common/libzip/zip_source_pkware_decode.c
index b466da4..c85b590 100644
--- a/src/Common/libzip/zip_source_pkware.c
+++ b/src/Common/libzip/zip_source_pkware_decode.c
@@ -1,6 +1,6 @@
/*
- zip_source_pkware.c -- Traditional PKWARE de/encryption routines
- Copyright (C) 2009-2016 Dieter Baron and Thomas Klausner
+ zip_source_pkware_decode.c -- Traditional PKWARE decryption routines
+ Copyright (C) 2009-2020 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
@@ -38,24 +38,20 @@
#include "zipint.h"
struct trad_pkware {
+ char *password;
+ zip_pkware_keys_t keys;
zip_error_t error;
- zip_uint32_t key[3];
};
-#define HEADERLEN 12
-#define KEY0 305419896
-#define KEY1 591751049
-#define KEY2 878082192
-
-static void decrypt(struct trad_pkware *, zip_uint8_t *, const zip_uint8_t *, zip_uint64_t, int);
static int decrypt_header(zip_source_t *, struct trad_pkware *);
static zip_int64_t pkware_decrypt(zip_source_t *, void *, void *, zip_uint64_t, zip_source_cmd_t);
-static void pkware_free(struct trad_pkware *);
+static struct trad_pkware *trad_pkware_new(const char *password, zip_error_t *error);
+static void trad_pkware_free(struct trad_pkware *);
zip_source_t *
-zip_source_pkware(zip_t *za, zip_source_t *src, zip_uint16_t em, int flags, const char *password) {
+zip_source_pkware_decode(zip_t *za, zip_source_t *src, zip_uint16_t em, int flags, const char *password) {
struct trad_pkware *ctx;
zip_source_t *s2;
@@ -68,20 +64,12 @@ zip_source_pkware(zip_t *za, zip_source_t *src, zip_uint16_t em, int flags, cons
return NULL;
}
- if ((ctx = (struct trad_pkware *)malloc(sizeof(*ctx))) == NULL) {
- zip_error_set(&za->error, ZIP_ER_MEMORY, 0);
+ if ((ctx = trad_pkware_new(password, &za->error)) == NULL) {
return NULL;
}
- zip_error_init(&ctx->error);
-
- ctx->key[0] = KEY0;
- ctx->key[1] = KEY1;
- ctx->key[2] = KEY2;
- decrypt(ctx, NULL, (const zip_uint8_t *)password, strlen(password), 1);
-
if ((s2 = zip_source_layered(za, src, pkware_decrypt, ctx)) == NULL) {
- pkware_free(ctx);
+ trad_pkware_free(ctx);
return NULL;
}
@@ -89,62 +77,52 @@ zip_source_pkware(zip_t *za, zip_source_t *src, zip_uint16_t em, int flags, cons
}
-static void
-decrypt(struct trad_pkware *ctx, zip_uint8_t *out, const zip_uint8_t *in, zip_uint64_t len, int update_only) {
- zip_uint16_t tmp;
- zip_uint64_t i;
- Bytef b;
-
- for (i = 0; i < len; i++) {
- b = in[i];
-
- if (!update_only) {
- /* decrypt next byte */
- tmp = (zip_uint16_t)(ctx->key[2] | 2);
- tmp = (zip_uint16_t)(((zip_uint32_t)tmp * (tmp ^ 1)) >> 8);
- b ^= (Bytef)tmp;
- }
-
- /* store cleartext */
- if (out)
- out[i] = b;
-
- /* update keys */
- ctx->key[0] = (zip_uint32_t)crc32(ctx->key[0] ^ 0xffffffffUL, &b, 1) ^ 0xffffffffUL;
- ctx->key[1] = (ctx->key[1] + (ctx->key[0] & 0xff)) * 134775813 + 1;
- b = (Bytef)(ctx->key[1] >> 24);
- ctx->key[2] = (zip_uint32_t)crc32(ctx->key[2] ^ 0xffffffffUL, &b, 1) ^ 0xffffffffUL;
- }
-}
-
-
static int
decrypt_header(zip_source_t *src, struct trad_pkware *ctx) {
- zip_uint8_t header[HEADERLEN];
+ zip_uint8_t header[ZIP_CRYPTO_PKWARE_HEADERLEN];
struct zip_stat st;
zip_int64_t n;
- unsigned short dostime, dosdate;
+ bool ok;
- if ((n = zip_source_read(src, header, HEADERLEN)) < 0) {
+ if ((n = zip_source_read(src, header, ZIP_CRYPTO_PKWARE_HEADERLEN)) < 0) {
_zip_error_set_from_source(&ctx->error, src);
return -1;
}
- if (n != HEADERLEN) {
+ if (n != ZIP_CRYPTO_PKWARE_HEADERLEN) {
zip_error_set(&ctx->error, ZIP_ER_EOF, 0);
return -1;
}
- decrypt(ctx, header, header, HEADERLEN, 0);
+ _zip_pkware_decrypt(&ctx->keys, header, header, ZIP_CRYPTO_PKWARE_HEADERLEN);
- if (zip_source_stat(src, &st) < 0) {
+ if (zip_source_stat(src, &st)) {
/* stat failed, skip password validation */
return 0;
}
- _zip_u2d_time(st.mtime, &dostime, &dosdate);
+ /* password verification - two ways:
+ * mtime - InfoZIP way, to avoid computing complete CRC before encrypting data
+ * CRC - old PKWare way
+ */
+
+ ok = false;
+
+ if (st.valid & ZIP_STAT_MTIME) {
+ unsigned short dostime, dosdate;
+ _zip_u2d_time(st.mtime, &dostime, &dosdate);
+ if (header[ZIP_CRYPTO_PKWARE_HEADERLEN - 1] == dostime >> 8) {
+ ok = true;
+ }
+ }
+
+ if (st.valid & ZIP_STAT_CRC) {
+ if (header[ZIP_CRYPTO_PKWARE_HEADERLEN - 1] == st.crc >> 24) {
+ ok = true;
+ }
+ }
- if (header[HEADERLEN - 1] != st.crc >> 24 && header[HEADERLEN - 1] != dostime >> 8) {
+ if (!ok && ((st.valid & (ZIP_STAT_MTIME | ZIP_STAT_CRC)) != 0)) {
zip_error_set(&ctx->error, ZIP_ER_WRONGPASSWD, 0);
return -1;
}
@@ -162,8 +140,11 @@ pkware_decrypt(zip_source_t *src, void *ud, void *data, zip_uint64_t len, zip_so
switch (cmd) {
case ZIP_SOURCE_OPEN:
- if (decrypt_header(src, ctx) < 0)
+ _zip_pkware_keys_reset(&ctx->keys);
+ _zip_pkware_decrypt(&ctx->keys, NULL, (const zip_uint8_t *)ctx->password, strlen(ctx->password));
+ if (decrypt_header(src, ctx) < 0) {
return -1;
+ }
return 0;
case ZIP_SOURCE_READ:
@@ -172,7 +153,7 @@ pkware_decrypt(zip_source_t *src, void *ud, void *data, zip_uint64_t len, zip_so
return -1;
}
- decrypt((struct trad_pkware *)ud, (zip_uint8_t *)data, (zip_uint8_t *)data, (zip_uint64_t)n, 0);
+ _zip_pkware_decrypt(&ctx->keys, (zip_uint8_t *)data, (zip_uint8_t *)data, (zip_uint64_t)n);
return n;
case ZIP_SOURCE_CLOSE:
@@ -185,9 +166,9 @@ pkware_decrypt(zip_source_t *src, void *ud, void *data, zip_uint64_t len, zip_so
st->encryption_method = ZIP_EM_NONE;
st->valid |= ZIP_STAT_ENCRYPTION_METHOD;
- /* TODO: deduce HEADERLEN from size for uncompressed */
- if (st->valid & ZIP_STAT_COMP_SIZE)
- st->comp_size -= HEADERLEN;
+ if (st->valid & ZIP_STAT_COMP_SIZE) {
+ st->comp_size -= ZIP_CRYPTO_PKWARE_HEADERLEN;
+ }
return 0;
}
@@ -199,7 +180,7 @@ pkware_decrypt(zip_source_t *src, void *ud, void *data, zip_uint64_t len, zip_so
return zip_error_to_data(&ctx->error, data, len);
case ZIP_SOURCE_FREE:
- pkware_free(ctx);
+ trad_pkware_free(ctx);
return 0;
default:
@@ -209,7 +190,33 @@ pkware_decrypt(zip_source_t *src, void *ud, void *data, zip_uint64_t len, zip_so
}
+static struct trad_pkware *
+trad_pkware_new(const char *password, zip_error_t *error) {
+ struct trad_pkware *ctx;
+
+ if ((ctx = (struct trad_pkware *)malloc(sizeof(*ctx))) == NULL) {
+ zip_error_set(error, ZIP_ER_MEMORY, 0);
+ return NULL;
+ }
+
+ if ((ctx->password = strdup(password)) == NULL) {
+ zip_error_set(error, ZIP_ER_MEMORY, 0);
+ free(ctx);
+ return NULL;
+ }
+
+ zip_error_init(&ctx->error);
+
+ return ctx;
+}
+
+
static void
-pkware_free(struct trad_pkware *ctx) {
+trad_pkware_free(struct trad_pkware *ctx) {
+ if (ctx == NULL) {
+ return;
+ }
+
+ free(ctx->password);
free(ctx);
}
diff --git a/src/Common/libzip/zip_source_pkware_encode.c b/src/Common/libzip/zip_source_pkware_encode.c
new file mode 100644
index 0000000..1e8f42c
--- /dev/null
+++ b/src/Common/libzip/zip_source_pkware_encode.c
@@ -0,0 +1,249 @@
+/*
+ zip_source_pkware_encode.c -- Traditional PKWARE encryption routines
+ Copyright (C) 2009-2020 Dieter Baron and Thomas Klausner
+
+ This file is part of libzip, a library to manipulate ZIP archives.
+ The authors can be contacted at <libzip@nih.at>
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions
+ are met:
+ 1. Redistributions of source code must retain the above copyright
+ notice, this list of conditions and the following disclaimer.
+ 2. Redistributions in binary form must reproduce the above copyright
+ notice, this list of conditions and the following disclaimer in
+ the documentation and/or other materials provided with the
+ distribution.
+ 3. The names of the authors may not be used to endorse or promote
+ products derived from this software without specific prior
+ written permission.
+
+ THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS
+ OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY
+ DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
+ GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
+ IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
+ IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+
+#include <stdlib.h>
+#include <string.h>
+
+#include "zipint.h"
+
+struct trad_pkware {
+ char *password;
+ zip_pkware_keys_t keys;
+ zip_buffer_t *buffer;
+ bool eof;
+ zip_error_t error;
+};
+
+
+static int encrypt_header(zip_source_t *, struct trad_pkware *);
+static zip_int64_t pkware_encrypt(zip_source_t *, void *, void *, zip_uint64_t, zip_source_cmd_t);
+static void trad_pkware_free(struct trad_pkware *);
+static struct trad_pkware *trad_pkware_new(const char *password, zip_error_t *error);
+
+
+zip_source_t *
+zip_source_pkware_encode(zip_t *za, zip_source_t *src, zip_uint16_t em, int flags, const char *password) {
+ struct trad_pkware *ctx;
+ zip_source_t *s2;
+
+ if (password == NULL || src == NULL || em != ZIP_EM_TRAD_PKWARE) {
+ zip_error_set(&za->error, ZIP_ER_INVAL, 0);
+ return NULL;
+ }
+ if (!(flags & ZIP_CODEC_ENCODE)) {
+ zip_error_set(&za->error, ZIP_ER_ENCRNOTSUPP, 0);
+ return NULL;
+ }
+
+ if ((ctx = trad_pkware_new(password, &za->error)) == NULL) {
+ return NULL;
+ }
+
+ if ((s2 = zip_source_layered(za, src, pkware_encrypt, ctx)) == NULL) {
+ trad_pkware_free(ctx);
+ return NULL;
+ }
+
+ return s2;
+}
+
+
+static int
+encrypt_header(zip_source_t *src, struct trad_pkware *ctx) {
+ struct zip_stat st;
+ unsigned short dostime, dosdate;
+ zip_uint8_t *header;
+
+ if (zip_source_stat(src, &st) != 0) {
+ _zip_error_set_from_source(&ctx->error, src);
+ return -1;
+ }
+
+ _zip_u2d_time(st.mtime, &dostime, &dosdate);
+
+ if ((ctx->buffer = _zip_buffer_new(NULL, ZIP_CRYPTO_PKWARE_HEADERLEN)) == NULL) {
+ zip_error_set(&ctx->error, ZIP_ER_MEMORY, 0);
+ return -1;
+ }
+
+ header = _zip_buffer_data(ctx->buffer);
+
+ /* generate header from random bytes and mtime
+ see appnote.iz, XIII. Decryption, Step 2, last paragraph */
+ if (!zip_secure_random(header, ZIP_CRYPTO_PKWARE_HEADERLEN - 1)) {
+ zip_error_set(&ctx->error, ZIP_ER_INTERNAL, 0);
+ _zip_buffer_free(ctx->buffer);
+ ctx->buffer = NULL;
+ return -1;
+ }
+ header[ZIP_CRYPTO_PKWARE_HEADERLEN - 1] = (zip_uint8_t)((dostime >> 8) & 0xff);
+
+ _zip_pkware_encrypt(&ctx->keys, header, header, ZIP_CRYPTO_PKWARE_HEADERLEN);
+
+ return 0;
+}
+
+
+static zip_int64_t
+pkware_encrypt(zip_source_t *src, void *ud, void *data, zip_uint64_t length, zip_source_cmd_t cmd) {
+ struct trad_pkware *ctx;
+ zip_int64_t n;
+ zip_uint64_t buffer_n;
+
+ ctx = (struct trad_pkware *)ud;
+
+ switch (cmd) {
+ case ZIP_SOURCE_OPEN:
+ ctx->eof = false;
+
+ /* initialize keys */
+ _zip_pkware_keys_reset(&ctx->keys);
+ _zip_pkware_encrypt(&ctx->keys, NULL, (const zip_uint8_t *)ctx->password, strlen(ctx->password));
+
+ if (encrypt_header(src, ctx) < 0) {
+ return -1;
+ }
+ return 0;
+
+ case ZIP_SOURCE_READ:
+ buffer_n = 0;
+
+ if (ctx->buffer) {
+ /* write header values to data */
+ buffer_n = _zip_buffer_read(ctx->buffer, data, length);
+ data = (zip_uint8_t *)data + buffer_n;
+ length -= buffer_n;
+
+ if (_zip_buffer_eof(ctx->buffer)) {
+ _zip_buffer_free(ctx->buffer);
+ ctx->buffer = NULL;
+ }
+ }
+
+ if (ctx->eof) {
+ return (zip_int64_t)buffer_n;
+ }
+
+ if ((n = zip_source_read(src, data, length)) < 0) {
+ _zip_error_set_from_source(&ctx->error, src);
+ return -1;
+ }
+
+ _zip_pkware_encrypt(&ctx->keys, (zip_uint8_t *)data, (zip_uint8_t *)data, (zip_uint64_t)n);
+
+ if ((zip_uint64_t)n < length) {
+ ctx->eof = true;
+ }
+
+ return (zip_int64_t)buffer_n + n;
+
+ case ZIP_SOURCE_CLOSE:
+ _zip_buffer_free(ctx->buffer);
+ ctx->buffer = NULL;
+ return 0;
+
+ case ZIP_SOURCE_STAT: {
+ zip_stat_t *st;
+
+ st = (zip_stat_t *)data;
+ st->encryption_method = ZIP_EM_TRAD_PKWARE;
+ st->valid |= ZIP_STAT_ENCRYPTION_METHOD;
+ if (st->valid & ZIP_STAT_COMP_SIZE) {
+ st->comp_size += ZIP_CRYPTO_PKWARE_HEADERLEN;
+ }
+
+ return 0;
+ }
+
+ case ZIP_SOURCE_GET_FILE_ATTRIBUTES: {
+ zip_file_attributes_t *attributes = (zip_file_attributes_t *)data;
+ if (length < sizeof(*attributes)) {
+ zip_error_set(&ctx->error, ZIP_ER_INVAL, 0);
+ return -1;
+ }
+ attributes->valid |= ZIP_FILE_ATTRIBUTES_VERSION_NEEDED;
+ attributes->version_needed = 20;
+
+ return 0;
+ }
+
+ case ZIP_SOURCE_SUPPORTS:
+ return zip_source_make_command_bitmap(ZIP_SOURCE_OPEN, ZIP_SOURCE_READ, ZIP_SOURCE_CLOSE, ZIP_SOURCE_STAT, ZIP_SOURCE_ERROR, ZIP_SOURCE_FREE, ZIP_SOURCE_GET_FILE_ATTRIBUTES, -1);
+
+ case ZIP_SOURCE_ERROR:
+ return zip_error_to_data(&ctx->error, data, length);
+
+ case ZIP_SOURCE_FREE:
+ trad_pkware_free(ctx);
+ return 0;
+
+ default:
+ zip_error_set(&ctx->error, ZIP_ER_INVAL, 0);
+ return -1;
+ }
+}
+
+
+static struct trad_pkware *
+trad_pkware_new(const char *password, zip_error_t *error) {
+ struct trad_pkware *ctx;
+
+ if ((ctx = (struct trad_pkware *)malloc(sizeof(*ctx))) == NULL) {
+ zip_error_set(error, ZIP_ER_MEMORY, 0);
+ return NULL;
+ }
+
+ if ((ctx->password = strdup(password)) == NULL) {
+ zip_error_set(error, ZIP_ER_MEMORY, 0);
+ free(ctx);
+ return NULL;
+ }
+ ctx->buffer = NULL;
+ zip_error_init(&ctx->error);
+
+ return ctx;
+}
+
+
+static void
+trad_pkware_free(struct trad_pkware *ctx) {
+ if (ctx == NULL) {
+ return;
+ }
+
+ free(ctx->password);
+ _zip_buffer_free(ctx->buffer);
+ zip_error_fini(&ctx->error);
+ free(ctx);
+}
diff --git a/src/Common/libzip/zip_source_read.c b/src/Common/libzip/zip_source_read.c
index 83514c6..33088cb 100644
--- a/src/Common/libzip/zip_source_read.c
+++ b/src/Common/libzip/zip_source_read.c
@@ -1,6 +1,6 @@
/*
zip_source_read.c -- read data from zip_source
- Copyright (C) 2009-2017 Dieter Baron and Thomas Klausner
+ Copyright (C) 2009-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
@@ -57,7 +57,7 @@ zip_source_read(zip_source_t *src, void *data, zip_uint64_t len) {
}
if (len == 0) {
- return 0;
+ return 0;
}
bytes_read = 0;
diff --git a/src/Common/libzip/zip_source_remove.c b/src/Common/libzip/zip_source_remove.c
index 8e01e24..14eddb8 100644
--- a/src/Common/libzip/zip_source_remove.c
+++ b/src/Common/libzip/zip_source_remove.c
@@ -1,6 +1,6 @@
/*
zip_source_remove.c -- remove empty archive
- Copyright (C) 2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 2014-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_source_rollback_write.c b/src/Common/libzip/zip_source_rollback_write.c
index bbccaf8..e8259bf 100644
--- a/src/Common/libzip/zip_source_rollback_write.c
+++ b/src/Common/libzip/zip_source_rollback_write.c
@@ -1,6 +1,6 @@
/*
zip_source_rollback_write.c -- discard changes
- Copyright (C) 2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 2014-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_source_seek.c b/src/Common/libzip/zip_source_seek.c
index aed53b8..163daf1 100644
--- a/src/Common/libzip/zip_source_seek.c
+++ b/src/Common/libzip/zip_source_seek.c
@@ -1,6 +1,6 @@
/*
zip_source_seek.c -- seek to offset
- Copyright (C) 2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 2014-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
@@ -50,7 +50,12 @@ zip_source_seek(zip_source_t *src, zip_int64_t offset, int whence) {
args.offset = offset;
args.whence = whence;
- return (_zip_source_call(src, &args, sizeof(args), ZIP_SOURCE_SEEK) < 0 ? -1 : 0);
+ if (_zip_source_call(src, &args, sizeof(args), ZIP_SOURCE_SEEK) < 0) {
+ return -1;
+ }
+
+ src->eof = 0;
+ return 0;
}
diff --git a/src/Common/libzip/zip_source_seek_write.c b/src/Common/libzip/zip_source_seek_write.c
index 4ecbee1..6b0aa78 100644
--- a/src/Common/libzip/zip_source_seek_write.c
+++ b/src/Common/libzip/zip_source_seek_write.c
@@ -1,6 +1,6 @@
/*
zip_source_seek_write.c -- seek to offset for writing
- Copyright (C) 2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 2014-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_source_stat.c b/src/Common/libzip/zip_source_stat.c
index 987c862..3421d2c 100644
--- a/src/Common/libzip/zip_source_stat.c
+++ b/src/Common/libzip/zip_source_stat.c
@@ -1,6 +1,6 @@
/*
zip_source_stat.c -- get meta information from zip_source
- Copyright (C) 2009-2016 Dieter Baron and Thomas Klausner
+ Copyright (C) 2009-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_source_supports.c b/src/Common/libzip/zip_source_supports.c
index a47f293..8471559 100644
--- a/src/Common/libzip/zip_source_supports.c
+++ b/src/Common/libzip/zip_source_supports.c
@@ -1,6 +1,6 @@
/*
zip_source_supports.c -- check for supported functions
- Copyright (C) 2014-2016 Dieter Baron and Thomas Klausner
+ Copyright (C) 2014-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_source_tell.c b/src/Common/libzip/zip_source_tell.c
index ab418fa..772e252 100644
--- a/src/Common/libzip/zip_source_tell.c
+++ b/src/Common/libzip/zip_source_tell.c
@@ -1,6 +1,6 @@
/*
zip_source_tell.c -- report current offset
- Copyright (C) 2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 2014-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_source_tell_write.c b/src/Common/libzip/zip_source_tell_write.c
index f7a8a3f..96ad7e2 100644
--- a/src/Common/libzip/zip_source_tell_write.c
+++ b/src/Common/libzip/zip_source_tell_write.c
@@ -1,6 +1,6 @@
/*
zip_source_tell_write.c -- report current offset for writing
- Copyright (C) 2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 2014-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_source_win32a.c b/src/Common/libzip/zip_source_win32a.c
deleted file mode 100644
index 0780fa5..0000000
--- a/src/Common/libzip/zip_source_win32a.c
+++ /dev/null
@@ -1,125 +0,0 @@
-/*
- zip_source_win32a.c -- create data source from Windows file (ANSI)
- Copyright (C) 1999-2017 Dieter Baron and Thomas Klausner
-
- This file is part of libzip, a library to manipulate ZIP archives.
- The authors can be contacted at <libzip@nih.at>
-
- Redistribution and use in source and binary forms, with or without
- modification, are permitted provided that the following conditions
- are met:
- 1. Redistributions of source code must retain the above copyright
- notice, this list of conditions and the following disclaimer.
- 2. Redistributions in binary form must reproduce the above copyright
- notice, this list of conditions and the following disclaimer in
- the documentation and/or other materials provided with the
- distribution.
- 3. The names of the authors may not be used to endorse or promote
- products derived from this software without specific prior
- written permission.
-
- THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS
- OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY
- DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
- GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
- IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
- OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
- IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-*/
-
-/* 0x0501 => Windows XP; needs to be at least this value because of GetFileSizeEx */
-#if !defined(MS_UWP) && !defined(_WIN32_WINNT)
-#define _WIN32_WINNT 0x0501
-#endif
-#include <windows.h>
-
-#include <stdio.h>
-#include <stdlib.h>
-
-#include "zipint.h"
-#include "zipwin32.h"
-
-static void *_win32_strdup_a(const void *str);
-static HANDLE _win32_open_a(_zip_source_win32_read_file_t *ctx);
-static HANDLE _win32_create_temp_a(_zip_source_win32_read_file_t *ctx, void **temp, zip_uint32_t value, PSECURITY_ATTRIBUTES sa);
-static int _win32_rename_temp_a(_zip_source_win32_read_file_t *ctx);
-static int _win32_remove_a(const void *fname);
-
-// clang-format off
-static _zip_source_win32_file_ops_t win32_ops_a = {
- _win32_strdup_a,
- _win32_open_a,
- _win32_create_temp_a,
- _win32_rename_temp_a,
- _win32_remove_a
-};
-// clang-format on
-
-ZIP_EXTERN zip_source_t *
-zip_source_win32a(zip_t *za, const char *fname, zip_uint64_t start, zip_int64_t len) {
- if (za == NULL)
- return NULL;
-
- return zip_source_win32a_create(fname, start, len, &za->error);
-}
-
-
-ZIP_EXTERN zip_source_t *
-zip_source_win32a_create(const char *fname, zip_uint64_t start, zip_int64_t length, zip_error_t *error) {
- if (fname == NULL || length < -1) {
- zip_error_set(error, ZIP_ER_INVAL, 0);
- return NULL;
- }
-
- return _zip_source_win32_handle_or_name(fname, INVALID_HANDLE_VALUE, start, length, 1, NULL, &win32_ops_a, error);
-}
-
-
-static void *
-_win32_strdup_a(const void *str) {
- return strdup((const char *)str);
-}
-
-
-static HANDLE
-_win32_open_a(_zip_source_win32_read_file_t *ctx) {
- return CreateFileA(ctx->fname, GENERIC_READ, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
-}
-
-
-static HANDLE
-_win32_create_temp_a(_zip_source_win32_read_file_t *ctx, void **temp, zip_uint32_t value, PSECURITY_ATTRIBUTES sa) {
- size_t len;
-
- len = strlen((const char *)ctx->fname) + 10;
- if (*temp == NULL) {
- if ((*temp = malloc(sizeof(char) * len)) == NULL) {
- zip_error_set(&ctx->error, ZIP_ER_MEMORY, 0);
- return INVALID_HANDLE_VALUE;
- }
- }
- if (sprintf((char *)*temp, "%s.%08x", (const char *)ctx->fname, value) != len - 1) {
- return INVALID_HANDLE_VALUE;
- }
-
- return CreateFileA((const char *)*temp, GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ, sa, CREATE_NEW, FILE_ATTRIBUTE_NORMAL | FILE_ATTRIBUTE_TEMPORARY, NULL);
-}
-
-
-static int
-_win32_rename_temp_a(_zip_source_win32_read_file_t *ctx) {
- if (!MoveFileExA(ctx->tmpname, ctx->fname, MOVEFILE_REPLACE_EXISTING))
- return -1;
- return 0;
-}
-
-
-static int
-_win32_remove_a(const void *fname) {
- DeleteFileA((const char *)fname);
- return 0;
-}
diff --git a/src/Common/libzip/zip_source_win32handle.c b/src/Common/libzip/zip_source_win32handle.c
deleted file mode 100644
index 8cef919..0000000
--- a/src/Common/libzip/zip_source_win32handle.c
+++ /dev/null
@@ -1,597 +0,0 @@
-/*
- zip_source_win32file.c -- create data source from HANDLE (Win32)
- Copyright (C) 1999-2016 Dieter Baron and Thomas Klausner
-
- This file is part of libzip, a library to manipulate ZIP archives.
- The authors can be contacted at <libzip@nih.at>
-
- Redistribution and use in source and binary forms, with or without
- modification, are permitted provided that the following conditions
- are met:
- 1. Redistributions of source code must retain the above copyright
- notice, this list of conditions and the following disclaimer.
- 2. Redistributions in binary form must reproduce the above copyright
- notice, this list of conditions and the following disclaimer in
- the documentation and/or other materials provided with the
- distribution.
- 3. The names of the authors may not be used to endorse or promote
- products derived from this software without specific prior
- written permission.
-
- THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS
- OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY
- DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
- GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
- IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
- OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
- IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-*/
-
-
-#include <aclapi.h>
-#include <stdlib.h>
-#include <string.h>
-#include <wchar.h>
-
-#include "zipint.h"
-#include "zipwin32.h"
-
-static zip_int64_t _win32_read_file(void *state, void *data, zip_uint64_t len, zip_source_cmd_t cmd);
-static int _win32_create_temp_file(_zip_source_win32_read_file_t *ctx);
-static int _zip_filetime_to_time_t(FILETIME ft, time_t *t);
-static int _zip_seek_win32_u(void *h, zip_uint64_t offset, int whence, zip_error_t *error);
-static int _zip_seek_win32(void *h, zip_int64_t offset, int whence, zip_error_t *error);
-static int _zip_win32_error_to_errno(unsigned long win32err);
-static int _zip_stat_win32(void *h, zip_stat_t *st, _zip_source_win32_read_file_t *ctx);
-
-ZIP_EXTERN zip_source_t *
-zip_source_win32handle(zip_t *za, HANDLE h, zip_uint64_t start, zip_int64_t len) {
- if (za == NULL)
- return NULL;
-
- return zip_source_win32handle_create(h, start, len, &za->error);
-}
-
-
-ZIP_EXTERN zip_source_t *
-zip_source_win32handle_create(HANDLE h, zip_uint64_t start, zip_int64_t length, zip_error_t *error) {
- if (h == INVALID_HANDLE_VALUE || length < -1) {
- zip_error_set(error, ZIP_ER_INVAL, 0);
- return NULL;
- }
-
- return _zip_source_win32_handle_or_name(NULL, h, start, length, 1, NULL, NULL, error);
-}
-
-
-zip_source_t *
-_zip_source_win32_handle_or_name(const void *fname, HANDLE h, zip_uint64_t start, zip_int64_t len, int closep, const zip_stat_t *st, _zip_source_win32_file_ops_t *ops, zip_error_t *error) {
- _zip_source_win32_read_file_t *ctx;
- zip_source_t *zs;
-
- if (h == INVALID_HANDLE_VALUE && fname == NULL) {
- zip_error_set(error, ZIP_ER_INVAL, 0);
- return NULL;
- }
-
- if ((ctx = (_zip_source_win32_read_file_t *)malloc(sizeof(_zip_source_win32_read_file_t))) == NULL) {
- zip_error_set(error, ZIP_ER_MEMORY, 0);
- return NULL;
- }
-
- ctx->fname = NULL;
- if (fname) {
- if ((ctx->fname = ops->op_strdup(fname)) == NULL) {
- zip_error_set(error, ZIP_ER_MEMORY, 0);
- free(ctx);
- return NULL;
- }
- }
-
- ctx->ops = ops;
- ctx->h = h;
- ctx->start = start;
- ctx->end = (len < 0 ? 0 : start + (zip_uint64_t)len);
- ctx->closep = ctx->fname ? 1 : closep;
- if (st) {
- memcpy(&ctx->st, st, sizeof(ctx->st));
- ctx->st.name = NULL;
- ctx->st.valid &= ~ZIP_STAT_NAME;
- }
- else {
- zip_stat_init(&ctx->st);
- }
-
- ctx->tmpname = NULL;
- ctx->hout = INVALID_HANDLE_VALUE;
-
- zip_error_init(&ctx->error);
-
- ctx->supports = ZIP_SOURCE_SUPPORTS_READABLE | zip_source_make_command_bitmap(ZIP_SOURCE_SUPPORTS, ZIP_SOURCE_TELL, -1);
- if (ctx->fname) {
- HANDLE th;
-
- th = ops->op_open(ctx);
- if (th == INVALID_HANDLE_VALUE || GetFileType(th) == FILE_TYPE_DISK) {
- ctx->supports = ZIP_SOURCE_SUPPORTS_WRITABLE;
- }
- if (th != INVALID_HANDLE_VALUE) {
- CloseHandle(th);
- }
- }
- else if (GetFileType(ctx->h) == FILE_TYPE_DISK) {
- ctx->supports = ZIP_SOURCE_SUPPORTS_SEEKABLE;
- }
-
- if ((zs = zip_source_function_create(_win32_read_file, ctx, error)) == NULL) {
- free(ctx->fname);
- free(ctx);
- return NULL;
- }
-
- return zs;
-}
-
-
-static zip_int64_t
-_win32_read_file(void *state, void *data, zip_uint64_t len, zip_source_cmd_t cmd) {
- _zip_source_win32_read_file_t *ctx;
- char *buf;
- zip_uint64_t n;
- DWORD i;
-
- ctx = (_zip_source_win32_read_file_t *)state;
- buf = (char *)data;
-
- switch (cmd) {
- case ZIP_SOURCE_BEGIN_WRITE:
- if (ctx->fname == NULL) {
- zip_error_set(&ctx->error, ZIP_ER_OPNOTSUPP, 0);
- return -1;
- }
- return _win32_create_temp_file(ctx);
-
- case ZIP_SOURCE_COMMIT_WRITE: {
- if (!CloseHandle(ctx->hout)) {
- ctx->hout = INVALID_HANDLE_VALUE;
- zip_error_set(&ctx->error, ZIP_ER_WRITE, _zip_win32_error_to_errno(GetLastError()));
- }
- ctx->hout = INVALID_HANDLE_VALUE;
- if (ctx->ops->op_rename_temp(ctx) < 0) {
- zip_error_set(&ctx->error, ZIP_ER_RENAME, _zip_win32_error_to_errno(GetLastError()));
- return -1;
- }
- free(ctx->tmpname);
- ctx->tmpname = NULL;
- return 0;
- }
-
- case ZIP_SOURCE_CLOSE:
- if (ctx->fname) {
- CloseHandle(ctx->h);
- ctx->h = INVALID_HANDLE_VALUE;
- }
- return 0;
-
- case ZIP_SOURCE_ERROR:
- return zip_error_to_data(&ctx->error, data, len);
-
- case ZIP_SOURCE_FREE:
- free(ctx->fname);
- free(ctx->tmpname);
- if (ctx->closep && ctx->h != INVALID_HANDLE_VALUE)
- CloseHandle(ctx->h);
- free(ctx);
- return 0;
-
- case ZIP_SOURCE_OPEN:
- if (ctx->fname) {
- if ((ctx->h = ctx->ops->op_open(ctx)) == INVALID_HANDLE_VALUE) {
- zip_error_set(&ctx->error, ZIP_ER_OPEN, _zip_win32_error_to_errno(GetLastError()));
- return -1;
- }
- }
-
- if (ctx->closep && ctx->start > 0) {
- if (_zip_seek_win32_u(ctx->h, ctx->start, SEEK_SET, &ctx->error) < 0) {
- return -1;
- }
- }
- ctx->current = ctx->start;
- return 0;
-
- case ZIP_SOURCE_READ:
- if (ctx->end > 0) {
- n = ctx->end - ctx->current;
- if (n > len) {
- n = len;
- }
- }
- else {
- n = len;
- }
-
- if (n > SIZE_MAX)
- n = SIZE_MAX;
-
- if (!ctx->closep) {
- if (_zip_seek_win32_u(ctx->h, ctx->current, SEEK_SET, &ctx->error) < 0) {
- return -1;
- }
- }
-
- if (!ReadFile(ctx->h, buf, (DWORD)n, &i, NULL)) {
- zip_error_set(&ctx->error, ZIP_ER_READ, _zip_win32_error_to_errno(GetLastError()));
- return -1;
- }
- ctx->current += i;
-
- return (zip_int64_t)i;
-
- case ZIP_SOURCE_REMOVE:
- if (ctx->ops->op_remove(ctx->fname) < 0) {
- zip_error_set(&ctx->error, ZIP_ER_REMOVE, _zip_win32_error_to_errno(GetLastError()));
- return -1;
- }
- return 0;
-
- case ZIP_SOURCE_ROLLBACK_WRITE:
- if (ctx->hout) {
- CloseHandle(ctx->hout);
- ctx->hout = INVALID_HANDLE_VALUE;
- }
- ctx->ops->op_remove(ctx->tmpname);
- free(ctx->tmpname);
- ctx->tmpname = NULL;
- return 0;
-
- case ZIP_SOURCE_SEEK: {
- zip_int64_t new_current;
- int need_seek;
- zip_source_args_seek_t *args = ZIP_SOURCE_GET_ARGS(zip_source_args_seek_t, data, len, &ctx->error);
-
- if (args == NULL)
- return -1;
-
- need_seek = ctx->closep;
-
- switch (args->whence) {
- case SEEK_SET:
- new_current = args->offset;
- break;
-
- case SEEK_END:
- if (ctx->end == 0) {
- LARGE_INTEGER zero;
- LARGE_INTEGER new_offset;
-
- if (_zip_seek_win32(ctx->h, args->offset, SEEK_END, &ctx->error) < 0) {
- return -1;
- }
- zero.QuadPart = 0;
- if (!SetFilePointerEx(ctx->h, zero, &new_offset, FILE_CURRENT)) {
- zip_error_set(&ctx->error, ZIP_ER_SEEK, _zip_win32_error_to_errno(GetLastError()));
- return -1;
- }
- new_current = new_offset.QuadPart;
- need_seek = 0;
- }
- else {
- new_current = (zip_int64_t)ctx->end + args->offset;
- }
- break;
- case SEEK_CUR:
- new_current = (zip_int64_t)ctx->current + args->offset;
- break;
-
- default:
- zip_error_set(&ctx->error, ZIP_ER_INVAL, 0);
- return -1;
- }
-
- if (new_current < 0 || (zip_uint64_t)new_current < ctx->start || (ctx->end != 0 && (zip_uint64_t)new_current > ctx->end)) {
- zip_error_set(&ctx->error, ZIP_ER_INVAL, 0);
- return -1;
- }
-
- ctx->current = (zip_uint64_t)new_current;
-
- if (need_seek) {
- if (_zip_seek_win32_u(ctx->h, ctx->current, SEEK_SET, &ctx->error) < 0) {
- return -1;
- }
- }
- return 0;
- }
-
- case ZIP_SOURCE_SEEK_WRITE: {
- zip_source_args_seek_t *args;
-
- args = ZIP_SOURCE_GET_ARGS(zip_source_args_seek_t, data, len, &ctx->error);
- if (args == NULL) {
- return -1;
- }
-
- if (_zip_seek_win32(ctx->hout, args->offset, args->whence, &ctx->error) < 0) {
- return -1;
- }
- return 0;
- }
-
- case ZIP_SOURCE_STAT: {
- if (len < sizeof(ctx->st))
- return -1;
-
- if (ctx->st.valid != 0)
- memcpy(data, &ctx->st, sizeof(ctx->st));
- else {
- DWORD win32err;
- zip_stat_t *st;
- HANDLE h;
- int success;
-
- st = (zip_stat_t *)data;
-
- if (ctx->h != INVALID_HANDLE_VALUE) {
- h = ctx->h;
- }
- else {
- h = ctx->ops->op_open(ctx);
- if (h == INVALID_HANDLE_VALUE) {
- win32err = GetLastError();
- if (win32err == ERROR_FILE_NOT_FOUND || win32err == ERROR_PATH_NOT_FOUND) {
- zip_error_set(&ctx->error, ZIP_ER_READ, ENOENT);
- return -1;
- }
- }
- }
-
- success = _zip_stat_win32(h, st, ctx);
- win32err = GetLastError();
-
- /* We're done with the handle, so close it if we just opened it. */
- if (h != ctx->h) {
- CloseHandle(h);
- }
-
- if (success < 0) {
- /* TODO: Is this the correct error to return in all cases? */
- zip_error_set(&ctx->error, ZIP_ER_READ, _zip_win32_error_to_errno(win32err));
- return -1;
- }
- }
- return sizeof(ctx->st);
- }
-
- case ZIP_SOURCE_SUPPORTS:
- return ctx->supports;
-
- case ZIP_SOURCE_TELL:
- return (zip_int64_t)ctx->current;
-
- case ZIP_SOURCE_TELL_WRITE: {
- LARGE_INTEGER zero;
- LARGE_INTEGER offset;
-
- zero.QuadPart = 0;
- if (!SetFilePointerEx(ctx->hout, zero, &offset, FILE_CURRENT)) {
- zip_error_set(&ctx->error, ZIP_ER_TELL, _zip_win32_error_to_errno(GetLastError()));
- return -1;
- }
-
- return offset.QuadPart;
- }
-
- case ZIP_SOURCE_WRITE: {
- DWORD ret;
- if (!WriteFile(ctx->hout, data, (DWORD)len, &ret, NULL) || ret != len) {
- zip_error_set(&ctx->error, ZIP_ER_WRITE, _zip_win32_error_to_errno(GetLastError()));
- return -1;
- }
-
- return (zip_int64_t)ret;
- }
-
- default:
- zip_error_set(&ctx->error, ZIP_ER_OPNOTSUPP, 0);
- return -1;
- }
-}
-
-
-static int
-_win32_create_temp_file(_zip_source_win32_read_file_t *ctx) {
- zip_uint32_t value;
- /*
- Windows has GetTempFileName(), but it closes the file after
- creation, leaving it open to a horrible race condition. So
- we reinvent the wheel.
- */
- int i;
- HANDLE th = INVALID_HANDLE_VALUE;
- void *temp = NULL;
- PSECURITY_DESCRIPTOR psd = NULL;
- PSECURITY_ATTRIBUTES psa = NULL;
- SECURITY_ATTRIBUTES sa;
- SECURITY_INFORMATION si;
- DWORD success;
- PACL dacl = NULL;
-
- /*
- Read the DACL from the original file, so we can copy it to the temp file.
- If there is no original file, or if we can't read the DACL, we'll use the
- default security descriptor.
- */
- if (ctx->h != INVALID_HANDLE_VALUE && GetFileType(ctx->h) == FILE_TYPE_DISK) {
- si = DACL_SECURITY_INFORMATION | UNPROTECTED_DACL_SECURITY_INFORMATION;
- success = GetSecurityInfo(ctx->h, SE_FILE_OBJECT, si, NULL, NULL, &dacl, NULL, &psd);
- if (success == ERROR_SUCCESS) {
- sa.nLength = sizeof(SECURITY_ATTRIBUTES);
- sa.bInheritHandle = FALSE;
- sa.lpSecurityDescriptor = psd;
- psa = &sa;
- }
- }
-
-
-#ifndef MS_UWP
- value = GetTickCount();
-#else
- value = (zip_uint32_t)GetTickCount64();
-#endif
-
- for (i = 0; i < 1024 && th == INVALID_HANDLE_VALUE; i++) {
- th = ctx->ops->op_create_temp(ctx, &temp, value + i, psa);
- if (th == INVALID_HANDLE_VALUE && GetLastError() != ERROR_FILE_EXISTS)
- break;
- }
-
- if (th == INVALID_HANDLE_VALUE) {
- free(temp);
- LocalFree(psd);
- zip_error_set(&ctx->error, ZIP_ER_TMPOPEN, _zip_win32_error_to_errno(GetLastError()));
- return -1;
- }
-
- LocalFree(psd);
- ctx->hout = th;
- ctx->tmpname = temp;
-
- return 0;
-}
-
-
-static int
-_zip_seek_win32_u(HANDLE h, zip_uint64_t offset, int whence, zip_error_t *error) {
- if (offset > ZIP_INT64_MAX) {
- zip_error_set(error, ZIP_ER_SEEK, EOVERFLOW);
- return -1;
- }
- return _zip_seek_win32(h, (zip_int64_t)offset, whence, error);
-}
-
-
-static int
-_zip_seek_win32(HANDLE h, zip_int64_t offset, int whence, zip_error_t *error) {
- LARGE_INTEGER li;
- DWORD method;
-
- switch (whence) {
- case SEEK_SET:
- method = FILE_BEGIN;
- break;
- case SEEK_END:
- method = FILE_END;
- break;
- case SEEK_CUR:
- method = FILE_CURRENT;
- break;
- default:
- zip_error_set(error, ZIP_ER_SEEK, EINVAL);
- return -1;
- }
-
- li.QuadPart = (LONGLONG)offset;
- if (!SetFilePointerEx(h, li, NULL, method)) {
- zip_error_set(error, ZIP_ER_SEEK, _zip_win32_error_to_errno(GetLastError()));
- return -1;
- }
-
- return 0;
-}
-
-
-static int
-_zip_win32_error_to_errno(DWORD win32err) {
- /*
- Note: This list isn't exhaustive, but should cover common cases.
- */
- switch (win32err) {
- case ERROR_INVALID_PARAMETER:
- return EINVAL;
- case ERROR_FILE_NOT_FOUND:
- return ENOENT;
- case ERROR_INVALID_HANDLE:
- return EBADF;
- case ERROR_ACCESS_DENIED:
- return EACCES;
- case ERROR_FILE_EXISTS:
- return EEXIST;
- case ERROR_TOO_MANY_OPEN_FILES:
- return EMFILE;
- case ERROR_DISK_FULL:
- return ENOSPC;
- default:
- return 0;
- }
-}
-
-
-static int
-_zip_stat_win32(HANDLE h, zip_stat_t *st, _zip_source_win32_read_file_t *ctx) {
- FILETIME mtimeft;
- time_t mtime;
- LARGE_INTEGER size;
- int regularp;
-
- if (!GetFileTime(h, NULL, NULL, &mtimeft)) {
- zip_error_set(&ctx->error, ZIP_ER_READ, _zip_win32_error_to_errno(GetLastError()));
- return -1;
- }
- if (_zip_filetime_to_time_t(mtimeft, &mtime) < 0) {
- zip_error_set(&ctx->error, ZIP_ER_READ, ERANGE);
- return -1;
- }
-
- regularp = 0;
- if (GetFileType(h) == FILE_TYPE_DISK) {
- regularp = 1;
- }
-
- if (!GetFileSizeEx(h, &size)) {
- zip_error_set(&ctx->error, ZIP_ER_READ, _zip_win32_error_to_errno(GetLastError()));
- return -1;
- }
-
- zip_stat_init(st);
- st->mtime = mtime;
- st->valid |= ZIP_STAT_MTIME;
- if (ctx->end != 0) {
- st->size = ctx->end - ctx->start;
- st->valid |= ZIP_STAT_SIZE;
- }
- else if (regularp) {
- st->size = (zip_uint64_t)size.QuadPart;
- st->valid |= ZIP_STAT_SIZE;
- }
-
- return 0;
-}
-
-
-static int
-_zip_filetime_to_time_t(FILETIME ft, time_t *t) {
- /*
- Inspired by http://stackoverflow.com/questions/6161776/convert-windows-filetime-to-second-in-unix-linux
- */
- const zip_int64_t WINDOWS_TICK = 10000000LL;
- const zip_int64_t SEC_TO_UNIX_EPOCH = 11644473600LL;
- ULARGE_INTEGER li;
- zip_int64_t secs;
- time_t temp;
-
- li.LowPart = ft.dwLowDateTime;
- li.HighPart = ft.dwHighDateTime;
- secs = (li.QuadPart / WINDOWS_TICK - SEC_TO_UNIX_EPOCH);
-
- temp = (time_t)secs;
- if (secs != (zip_int64_t)temp)
- return -1;
-
- *t = temp;
- return 0;
-}
diff --git a/src/Common/libzip/zip_source_win32w.c b/src/Common/libzip/zip_source_win32w.c
deleted file mode 100644
index 5583bdf..0000000
--- a/src/Common/libzip/zip_source_win32w.c
+++ /dev/null
@@ -1,149 +0,0 @@
-/*
- zip_source_win32w.c -- create data source from Windows file (UTF-16)
- Copyright (C) 1999-2017 Dieter Baron and Thomas Klausner
-
- This file is part of libzip, a library to manipulate ZIP archives.
- The authors can be contacted at <libzip@nih.at>
-
- Redistribution and use in source and binary forms, with or without
- modification, are permitted provided that the following conditions
- are met:
- 1. Redistributions of source code must retain the above copyright
- notice, this list of conditions and the following disclaimer.
- 2. Redistributions in binary form must reproduce the above copyright
- notice, this list of conditions and the following disclaimer in
- the documentation and/or other materials provided with the
- distribution.
- 3. The names of the authors may not be used to endorse or promote
- products derived from this software without specific prior
- written permission.
-
- THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS
- OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY
- DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
- GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
- IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
- OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
- IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-*/
-
-/* 0x0501 => Windows XP; needs to be at least this value because of GetFileSizeEx */
-#if !defined(MS_UWP) && !defined(_WIN32_WINNT)
-#define _WIN32_WINNT 0x0501
-#endif
-#include <windows.h>
-
-#include <stdio.h>
-#include <stdlib.h>
-
-#include "zipint.h"
-#include "zipwin32.h"
-
-static void *_win32_strdup_w(const void *str);
-static HANDLE _win32_open_w(_zip_source_win32_read_file_t *ctx);
-static HANDLE _win32_create_temp_w(_zip_source_win32_read_file_t *ctx, void **temp, zip_uint32_t value, PSECURITY_ATTRIBUTES sa);
-static int _win32_rename_temp_w(_zip_source_win32_read_file_t *ctx);
-static int _win32_remove_w(const void *fname);
-
-// clang-format off
-static _zip_source_win32_file_ops_t win32_ops_w = {
- _win32_strdup_w,
- _win32_open_w,
- _win32_create_temp_w,
- _win32_rename_temp_w,
- _win32_remove_w
-};
-// clang-format on
-
-ZIP_EXTERN zip_source_t *
-zip_source_win32w(zip_t *za, const wchar_t *fname, zip_uint64_t start, zip_int64_t len) {
- if (za == NULL)
- return NULL;
-
- return zip_source_win32w_create(fname, start, len, &za->error);
-}
-
-
-ZIP_EXTERN zip_source_t *
-zip_source_win32w_create(const wchar_t *fname, zip_uint64_t start, zip_int64_t length, zip_error_t *error) {
- if (fname == NULL || length < -1) {
- zip_error_set(error, ZIP_ER_INVAL, 0);
- return NULL;
- }
-
- return _zip_source_win32_handle_or_name(fname, INVALID_HANDLE_VALUE, start, length, 1, NULL, &win32_ops_w, error);
-}
-
-
-static void *
-_win32_strdup_w(const void *str) {
- return _wcsdup((const wchar_t *)str);
-}
-
-
-static HANDLE
-_win32_open_w(_zip_source_win32_read_file_t *ctx) {
-#ifdef MS_UWP
- CREATEFILE2_EXTENDED_PARAMETERS extParams = {0};
- extParams.dwFileAttributes = FILE_ATTRIBUTE_NORMAL;
- extParams.dwFileFlags = FILE_FLAG_RANDOM_ACCESS;
- extParams.dwSecurityQosFlags = SECURITY_ANONYMOUS;
- extParams.dwSize = sizeof(extParams);
- extParams.hTemplateFile = NULL;
- extParams.lpSecurityAttributes = NULL;
-
- return CreateFile2(ctx->fname, GENERIC_READ, FILE_SHARE_READ | FILE_SHARE_WRITE, OPEN_EXISTING, &extParams);
-#else
- return CreateFileW(ctx->fname, GENERIC_READ, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
-#endif
-}
-
-
-static HANDLE
-_win32_create_temp_w(_zip_source_win32_read_file_t *ctx, void **temp, zip_uint32_t value, PSECURITY_ATTRIBUTES sa) {
- size_t len;
-
- len = wcslen((const wchar_t *)ctx->fname) + 10;
- if (*temp == NULL) {
- if ((*temp = malloc(sizeof(wchar_t) * len)) == NULL) {
- zip_error_set(&ctx->error, ZIP_ER_MEMORY, 0);
- return INVALID_HANDLE_VALUE;
- }
- }
- if (_snwprintf((wchar_t *)*temp, len, L"%s.%08x", (const wchar_t *)ctx->fname, value) != len - 1) {
- return INVALID_HANDLE_VALUE;
- }
-
-#ifdef MS_UWP
- CREATEFILE2_EXTENDED_PARAMETERS extParams = {0};
- extParams.dwFileAttributes = FILE_ATTRIBUTE_NORMAL | FILE_ATTRIBUTE_TEMPORARY;
- extParams.dwFileFlags = FILE_FLAG_RANDOM_ACCESS;
- extParams.dwSecurityQosFlags = SECURITY_ANONYMOUS;
- extParams.dwSize = sizeof(extParams);
- extParams.hTemplateFile = NULL;
- extParams.lpSecurityAttributes = NULL;
-
- return CreateFile2((const wchar_t *)*temp, GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ, CREATE_NEW, &extParams);
-#else
- return CreateFileW((const wchar_t *)*temp, GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ, sa, CREATE_NEW, FILE_ATTRIBUTE_NORMAL | FILE_ATTRIBUTE_TEMPORARY, NULL);
-#endif
-}
-
-
-static int
-_win32_rename_temp_w(_zip_source_win32_read_file_t *ctx) {
- if (!MoveFileExW(ctx->tmpname, ctx->fname, MOVEFILE_REPLACE_EXISTING))
- return -1;
- return 0;
-}
-
-
-static int
-_win32_remove_w(const void *fname) {
- DeleteFileW((const wchar_t *)fname);
- return 0;
-}
diff --git a/src/Common/libzip/zip_source_window.c b/src/Common/libzip/zip_source_window.c
index f4701a0..d996015 100644
--- a/src/Common/libzip/zip_source_window.c
+++ b/src/Common/libzip/zip_source_window.c
@@ -1,6 +1,6 @@
/*
zip_source_window.c -- return part of lower source
- Copyright (C) 2012-2017 Dieter Baron and Thomas Klausner
+ Copyright (C) 2012-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
@@ -48,7 +48,7 @@ struct window {
zip_uint64_t offset; /* offset in src for next read */
zip_stat_t stat;
- zip_int8_t compression_flags;
+ zip_file_attributes_t attributes;
zip_error_t error;
zip_int64_t supports;
bool needs_seek;
@@ -64,7 +64,7 @@ zip_source_window(zip_t *za, zip_source_t *src, zip_uint64_t start, zip_uint64_t
zip_source_t *
-_zip_source_window_new(zip_source_t *src, zip_uint64_t start, zip_uint64_t length, zip_stat_t *st, zip_int8_t compression_flags, zip_t *source_archive, zip_uint64_t source_index, zip_error_t *error) {
+_zip_source_window_new(zip_source_t *src, zip_uint64_t start, zip_uint64_t length, zip_stat_t *st, zip_file_attributes_t *attributes, zip_t *source_archive, zip_uint64_t source_index, zip_error_t *error) {
struct window *ctx;
if (src == NULL || start + length < start || (source_archive == NULL && source_index != 0)) {
@@ -80,11 +80,16 @@ _zip_source_window_new(zip_source_t *src, zip_uint64_t start, zip_uint64_t lengt
ctx->start = start;
ctx->end = start + length;
zip_stat_init(&ctx->stat);
- ctx->compression_flags = compression_flags;
+ if (attributes != NULL) {
+ memcpy(&ctx->attributes, attributes, sizeof(ctx->attributes));
+ }
+ else {
+ zip_file_attributes_init(&ctx->attributes);
+ }
ctx->source_archive = source_archive;
ctx->source_index = source_index;
zip_error_init(&ctx->error);
- ctx->supports = (zip_source_supports(src) & ZIP_SOURCE_SUPPORTS_SEEKABLE) | (zip_source_make_command_bitmap(ZIP_SOURCE_GET_COMPRESSION_FLAGS, ZIP_SOURCE_SUPPORTS, ZIP_SOURCE_TELL, -1));
+ ctx->supports = (zip_source_supports(src) & ZIP_SOURCE_SUPPORTS_SEEKABLE) | (zip_source_make_command_bitmap(ZIP_SOURCE_GET_FILE_ATTRIBUTES, ZIP_SOURCE_SUPPORTS, ZIP_SOURCE_TELL, -1));
ctx->needs_seek = (ctx->supports & ZIP_SOURCE_MAKE_COMMAND_BITMASK(ZIP_SOURCE_SEEK)) ? true : false;
if (st) {
@@ -121,7 +126,6 @@ window_read(zip_source_t *src, void *_ctx, void *data, zip_uint64_t len, zip_sou
struct window *ctx;
zip_int64_t ret;
zip_uint64_t n, i;
- char b[8192];
ctx = (struct window *)_ctx;
@@ -154,18 +158,30 @@ window_read(zip_source_t *src, void *_ctx, void *data, zip_uint64_t len, zip_sou
}
if (!ctx->needs_seek) {
+ DEFINE_BYTE_ARRAY(b, BUFSIZE);
+
+ if (!byte_array_init(b, BUFSIZE)) {
+ zip_error_set(&ctx->error, ZIP_ER_MEMORY, 0);
+ return -1;
+ }
+
for (n = 0; n < ctx->start; n += (zip_uint64_t)ret) {
- i = (ctx->start - n > sizeof(b) ? sizeof(b) : ctx->start - n);
+ i = (ctx->start - n > BUFSIZE ? BUFSIZE : ctx->start - n);
if ((ret = zip_source_read(src, b, i)) < 0) {
_zip_error_set_from_source(&ctx->error, src);
+ byte_array_fini(b);
return -1;
}
if (ret == 0) {
zip_error_set(&ctx->error, ZIP_ER_EOF, 0);
+ byte_array_fini(b);
return -1;
}
}
+
+ byte_array_fini(b);
}
+
ctx->offset = ctx->start;
return 0;
@@ -220,8 +236,14 @@ window_read(zip_source_t *src, void *_ctx, void *data, zip_uint64_t len, zip_sou
return 0;
}
- case ZIP_SOURCE_GET_COMPRESSION_FLAGS:
- return ctx->compression_flags;
+ case ZIP_SOURCE_GET_FILE_ATTRIBUTES:
+ if (len < sizeof(ctx->attributes)) {
+ zip_error_set(&ctx->error, ZIP_ER_INVAL, 0);
+ return -1;
+ }
+
+ memcpy(data, &ctx->attributes, sizeof(ctx->attributes));
+ return sizeof(ctx->attributes);
case ZIP_SOURCE_SUPPORTS:
return ctx->supports;
diff --git a/src/Common/libzip/zip_source_write.c b/src/Common/libzip/zip_source_write.c
index 1646e33..73fc3a3 100644
--- a/src/Common/libzip/zip_source_write.c
+++ b/src/Common/libzip/zip_source_write.c
@@ -1,6 +1,6 @@
/*
zip_source_write.c -- start a new file for writing
- Copyright (C) 2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 2014-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_source_zip.c b/src/Common/libzip/zip_source_zip.c
index b3f1805..8a7feaa 100644
--- a/src/Common/libzip/zip_source_zip.c
+++ b/src/Common/libzip/zip_source_zip.c
@@ -1,6 +1,6 @@
/*
zip_source_zip.c -- create data source from zip file
- Copyright (C) 1999-2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
@@ -33,7 +33,6 @@
#include <stdlib.h>
-#include <string.h>
#include "zipint.h"
diff --git a/src/Common/libzip/zip_source_zip_new.c b/src/Common/libzip/zip_source_zip_new.c
index a5cfee3..6d547f0 100644
--- a/src/Common/libzip/zip_source_zip_new.c
+++ b/src/Common/libzip/zip_source_zip_new.c
@@ -1,6 +1,6 @@
/*
zip_source_zip_new.c -- prepare data structures for zip_fopen/zip_source_zip
- Copyright (C) 2012-2017 Dieter Baron and Thomas Klausner
+ Copyright (C) 2012-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
@@ -36,15 +36,19 @@
#include "zipint.h"
+static void _zip_file_attributes_from_dirent(zip_file_attributes_t *attributes, zip_dirent_t *de);
zip_source_t *
_zip_source_zip_new(zip_t *za, zip_t *srcza, zip_uint64_t srcidx, zip_flags_t flags, zip_uint64_t start, zip_uint64_t len, const char *password) {
zip_source_t *src, *s2;
- struct zip_stat st;
+ zip_stat_t st;
+ zip_file_attributes_t attributes;
+ zip_dirent_t *de;
bool partial_data, needs_crc, needs_decrypt, needs_decompress;
- if (za == NULL)
+ if (za == NULL) {
return NULL;
+ }
if (srcza == NULL || srcidx >= srcza->nentry) {
zip_error_set(&za->error, ZIP_ER_INVAL, 0);
@@ -61,8 +65,9 @@ _zip_source_zip_new(zip_t *za, zip_t *srcza, zip_uint64_t srcidx, zip_flags_t fl
return NULL;
}
- if (flags & ZIP_FL_ENCRYPTED)
+ if (flags & ZIP_FL_ENCRYPTED) {
flags |= ZIP_FL_COMPRESSED;
+ }
if ((start > 0 || len > 0) && (flags & ZIP_FL_COMPRESSED)) {
zip_error_set(&za->error, ZIP_ER_INVAL, 0);
@@ -95,8 +100,13 @@ _zip_source_zip_new(zip_t *za, zip_t *srcza, zip_uint64_t srcidx, zip_flags_t fl
}
}
+ if ((de = _zip_get_dirent(srcza, srcidx, flags, &za->error)) == NULL) {
+ return NULL;
+ }
+ _zip_file_attributes_from_dirent(&attributes, de);
+
if (st.comp_size == 0) {
- return zip_source_buffer(za, NULL, 0, 0);
+ return zip_source_buffer_with_attributes(za, NULL, 0, 0, &attributes);
}
if (partial_data && !needs_decrypt && !needs_decompress) {
@@ -108,17 +118,12 @@ _zip_source_zip_new(zip_t *za, zip_t *srcza, zip_uint64_t srcidx, zip_flags_t fl
st2.mtime = st.mtime;
st2.valid = ZIP_STAT_SIZE | ZIP_STAT_COMP_SIZE | ZIP_STAT_COMP_METHOD | ZIP_STAT_MTIME;
- if ((src = _zip_source_window_new(srcza->src, start, len, &st2, 0, srcza, srcidx, &za->error)) == NULL) {
+ if ((src = _zip_source_window_new(srcza->src, start, len, &st2, &attributes, srcza, srcidx, &za->error)) == NULL) {
return NULL;
}
}
else {
- zip_dirent_t *de;
-
- if ((de = _zip_get_dirent(srcza, srcidx, flags, &za->error)) == NULL) {
- return NULL;
- }
- if ((src = _zip_source_window_new(srcza->src, 0, st.comp_size, &st, (de->bitflags >> 1) & 3, srcza, srcidx, &za->error)) == NULL) {
+ if ((src = _zip_source_window_new(srcza->src, 0, st.comp_size, &st, &attributes, srcza, srcidx, &za->error)) == NULL) {
return NULL;
}
}
@@ -173,3 +178,14 @@ _zip_source_zip_new(zip_t *za, zip_t *srcza, zip_uint64_t srcidx, zip_flags_t fl
return src;
}
+
+static void
+_zip_file_attributes_from_dirent(zip_file_attributes_t *attributes, zip_dirent_t *de) {
+ zip_file_attributes_init(attributes);
+ attributes->valid = ZIP_FILE_ATTRIBUTES_ASCII | ZIP_FILE_ATTRIBUTES_HOST_SYSTEM | ZIP_FILE_ATTRIBUTES_EXTERNAL_FILE_ATTRIBUTES | ZIP_FILE_ATTRIBUTES_GENERAL_PURPOSE_BIT_FLAGS;
+ attributes->ascii = de->int_attrib & 1;
+ attributes->host_system = de->version_madeby >> 8;
+ attributes->external_file_attributes = de->ext_attrib;
+ attributes->general_purpose_bit_flags = de->bitflags;
+ attributes->general_purpose_bit_mask = ZIP_FILE_ATTRIBUTES_GENERAL_PURPOSE_BIT_FLAGS_ALLOWED_MASK;
+}
diff --git a/src/Common/libzip/zip_stat.c b/src/Common/libzip/zip_stat.c
index 02cca37..341c6f7 100644
--- a/src/Common/libzip/zip_stat.c
+++ b/src/Common/libzip/zip_stat.c
@@ -1,6 +1,6 @@
/*
zip_stat.c -- get information about file by name
- Copyright (C) 1999-2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_stat_index.c b/src/Common/libzip/zip_stat_index.c
index 109c118..71f8049 100644
--- a/src/Common/libzip/zip_stat_index.c
+++ b/src/Common/libzip/zip_stat_index.c
@@ -1,6 +1,6 @@
/*
zip_stat_index.c -- get information about file by index
- Copyright (C) 1999-2016 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2020 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
@@ -48,10 +48,17 @@ zip_stat_index(zip_t *za, zip_uint64_t index, zip_flags_t flags, zip_stat_t *st)
if ((flags & ZIP_FL_UNCHANGED) == 0 && ZIP_ENTRY_DATA_CHANGED(za->entry + index)) {
- if (zip_source_stat(za->entry[index].source, st) < 0) {
+ zip_entry_t *entry = za->entry+index;
+
+ if (zip_source_stat(entry->source, st) < 0) {
zip_error_set(&za->error, ZIP_ER_CHANGED, 0);
return -1;
}
+
+ if (entry->changes->changed & ZIP_DIRENT_LAST_MOD) {
+ st->mtime = de->last_mod;
+ st->valid |= ZIP_STAT_MTIME;
+ }
}
else {
zip_stat_init(st);
diff --git a/src/Common/libzip/zip_stat_init.c b/src/Common/libzip/zip_stat_init.c
index 0be5138..6d0903d 100644
--- a/src/Common/libzip/zip_stat_init.c
+++ b/src/Common/libzip/zip_stat_init.c
@@ -1,6 +1,6 @@
/*
zip_stat_init.c -- initialize struct zip_stat.
- Copyright (C) 2006-2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 2006-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_strerror.c b/src/Common/libzip/zip_strerror.c
index 9e6e86c..906c7f7 100644
--- a/src/Common/libzip/zip_strerror.c
+++ b/src/Common/libzip/zip_strerror.c
@@ -1,6 +1,6 @@
/*
zip_sterror.c -- get string representation of zip error
- Copyright (C) 1999-2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_string.c b/src/Common/libzip/zip_string.c
index 293766c..122721d 100644
--- a/src/Common/libzip/zip_string.c
+++ b/src/Common/libzip/zip_string.c
@@ -1,6 +1,6 @@
/*
zip_string.c -- string handling (with encoding)
- Copyright (C) 2012-2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 2012-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
@@ -34,10 +34,10 @@
#include <stdlib.h>
#include <string.h>
+#include <zlib.h>
#include "zipint.h"
-
zip_uint32_t
_zip_string_crc32(const zip_string_t *s) {
zip_uint32_t crc;
@@ -145,7 +145,7 @@ _zip_string_new(const zip_uint8_t *raw, zip_uint16_t length, zip_flags_t flags,
return NULL;
}
- if ((s->raw = (zip_uint8_t *)malloc((size_t)(length + 1))) == NULL) {
+ if ((s->raw = (zip_uint8_t *)malloc((size_t)length + 1)) == NULL) {
free(s);
return NULL;
}
diff --git a/src/Common/libzip/zip_unchange.c b/src/Common/libzip/zip_unchange.c
index b0bd078..1a78e2c 100644
--- a/src/Common/libzip/zip_unchange.c
+++ b/src/Common/libzip/zip_unchange.c
@@ -1,6 +1,6 @@
/*
zip_unchange.c -- undo changes to file in zip archive
- Copyright (C) 1999-2016 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_unchange_all.c b/src/Common/libzip/zip_unchange_all.c
index 165064b..2ae742f 100644
--- a/src/Common/libzip/zip_unchange_all.c
+++ b/src/Common/libzip/zip_unchange_all.c
@@ -1,6 +1,6 @@
/*
zip_unchange.c -- undo changes to all files in zip archive
- Copyright (C) 1999-2017 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
@@ -32,8 +32,6 @@
*/
-#include <stdlib.h>
-
#include "zipint.h"
diff --git a/src/Common/libzip/zip_unchange_archive.c b/src/Common/libzip/zip_unchange_archive.c
index f70dba9..bd223ef 100644
--- a/src/Common/libzip/zip_unchange_archive.c
+++ b/src/Common/libzip/zip_unchange_archive.c
@@ -1,6 +1,6 @@
/*
zip_unchange_archive.c -- undo global changes to ZIP archive
- Copyright (C) 2006-2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 2006-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_unchange_data.c b/src/Common/libzip/zip_unchange_data.c
index 1addaa8..74a429c 100644
--- a/src/Common/libzip/zip_unchange_data.c
+++ b/src/Common/libzip/zip_unchange_data.c
@@ -1,6 +1,6 @@
/*
zip_unchange_data.c -- undo helper function
- Copyright (C) 1999-2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
diff --git a/src/Common/libzip/zip_utf-8.c b/src/Common/libzip/zip_utf-8.c
index 8f02f88..099db9b 100644
--- a/src/Common/libzip/zip_utf-8.c
+++ b/src/Common/libzip/zip_utf-8.c
@@ -1,6 +1,6 @@
/*
zip_utf-8.c -- UTF-8 support functions for libzip
- Copyright (C) 2011-2014 Dieter Baron and Thomas Klausner
+ Copyright (C) 2011-2019 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
@@ -39,7 +39,7 @@
static const zip_uint16_t _cp437_to_unicode[256] = {
/* 0x00 - 0x0F */
- 0x2007, 0x263A, 0x263B, 0x2665, 0x2666, 0x2663, 0x2660, 0x2022, 0x25D8, 0x25CB, 0x25D9, 0x2642, 0x2640, 0x266A, 0x266B, 0x263C,
+ 0x0000, 0x263A, 0x263B, 0x2665, 0x2666, 0x2663, 0x2660, 0x2022, 0x25D8, 0x25CB, 0x25D9, 0x2642, 0x2640, 0x266A, 0x266B, 0x263C,
/* 0x10 - 0x1F */
0x25BA, 0x25C4, 0x2195, 0x203C, 0x00B6, 0x00A7, 0x25AC, 0x21A8, 0x2191, 0x2193, 0x2192, 0x2190, 0x221F, 0x2194, 0x25B2, 0x25BC,
diff --git a/src/Common/libzip/zipint.h b/src/Common/libzip/zipint.h
index 3c60ece..5f504ca 100644
--- a/src/Common/libzip/zipint.h
+++ b/src/Common/libzip/zipint.h
@@ -3,7 +3,7 @@
/*
zipint.h -- internal declarations.
- Copyright (C) 1999-2017 Dieter Baron and Thomas Klausner
+ Copyright (C) 1999-2020 Dieter Baron and Thomas Klausner
This file is part of libzip, a library to manipulate ZIP archives.
The authors can be contacted at <libzip@nih.at>
@@ -34,12 +34,13 @@
IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
-#ifdef HAVE_CONFIG_H
#include "config.h"
-#endif
-
#include "compat.h"
+#ifdef ZIP_ALLOCATE_BUFFER
+#include <stdlib.h>
+#endif
+
#include <zlib.h>
#ifndef _ZIP_COMPILING_DEPRECATED
@@ -65,6 +66,9 @@
#define BUFSIZE 8192
#define EFZIP64SIZE 28
#define EF_WINZIP_AES_SIZE 7
+#define MAX_DATA_DESCRIPTOR_LENGTH 24
+
+#define ZIP_CRYPTO_PKWARE_HEADERLEN 12
#define ZIP_CM_REPLACED_DEFAULT (-2)
#define ZIP_CM_WINZIP_AES 99 /* Winzip AES encrypted */
@@ -91,6 +95,7 @@
/* according to unzip-6.0's zipinfo.c, this corresponds to a directory with rwx permissions for everyone */
#define ZIP_EXT_ATTRIB_DEFAULT_DIR (0040777u << 16)
+#define ZIP_FILE_ATTRIBUTES_GENERAL_PURPOSE_BIT_FLAGS_ALLOWED_MASK 0x0836
#define ZIP_MAX(a, b) ((a) > (b) ? (a) : (b))
#define ZIP_MIN(a, b) ((a) < (b) ? (a) : (b))
@@ -107,14 +112,14 @@ typedef zip_source_t *(*zip_encryption_implementation)(zip_t *, zip_source_t *,
zip_encryption_implementation _zip_get_encryption_implementation(zip_uint16_t method, int operation);
-// clang-format off
+/* clang-format off */
enum zip_compression_status {
ZIP_COMPRESSION_OK,
ZIP_COMPRESSION_END,
ZIP_COMPRESSION_ERROR,
ZIP_COMPRESSION_NEED_DATA
};
-// clang-format on
+/* clang-format on */
typedef enum zip_compression_status zip_compression_status_t;
struct zip_compression_algorithm {
@@ -124,7 +129,9 @@ struct zip_compression_algorithm {
void (*deallocate)(void *ctx);
/* get compression specific general purpose bitflags */
- int (*compression_flags)(void *ctx);
+ zip_uint16_t (*general_purpose_bit_flags)(void *ctx);
+ /* minimum version needed when using this algorithm */
+ zip_uint8_t version_needed;
/* start processing */
bool (*start)(void *ctx);
@@ -146,8 +153,9 @@ extern zip_compression_algorithm_t zip_algorithm_bzip2_compress;
extern zip_compression_algorithm_t zip_algorithm_bzip2_decompress;
extern zip_compression_algorithm_t zip_algorithm_deflate_compress;
extern zip_compression_algorithm_t zip_algorithm_deflate_decompress;
+extern zip_compression_algorithm_t zip_algorithm_xz_compress;
+extern zip_compression_algorithm_t zip_algorithm_xz_decompress;
-bool zip_compression_method_supported(zip_int32_t method, bool compress);
/* This API is not final yet, but we need it internally, so it's private for now. */
@@ -163,13 +171,14 @@ zip_source_t *zip_source_crc(zip_t *, zip_source_t *, int);
zip_source_t *zip_source_decompress(zip_t *za, zip_source_t *src, zip_int32_t cm);
zip_source_t *zip_source_layered(zip_t *, zip_source_t *, zip_source_layered_callback, void *);
zip_source_t *zip_source_layered_create(zip_source_t *src, zip_source_layered_callback cb, void *ud, zip_error_t *error);
-zip_source_t *zip_source_pkware(zip_t *, zip_source_t *, zip_uint16_t, int, const char *);
+zip_source_t *zip_source_pkware_decode(zip_t *, zip_source_t *, zip_uint16_t, int, const char *);
+zip_source_t *zip_source_pkware_encode(zip_t *, zip_source_t *, zip_uint16_t, int, const char *);
int zip_source_remove(zip_source_t *);
zip_int64_t zip_source_supports(zip_source_t *src);
zip_source_t *zip_source_window(zip_t *, zip_source_t *, zip_uint64_t, zip_uint64_t);
zip_source_t *zip_source_winzip_aes_decode(zip_t *, zip_source_t *, zip_uint16_t, int, const char *);
zip_source_t *zip_source_winzip_aes_encode(zip_t *, zip_source_t *, zip_uint16_t, int, const char *);
-
+zip_source_t *zip_source_buffer_with_attributes(zip_t *za, const void *data, zip_uint64_t len, int freep, zip_file_attributes_t *attributes);
/* error source for layered sources */
@@ -367,6 +376,23 @@ struct zip_string {
};
+/* byte array */
+
+/* For performance, we usually keep 8k byte arrays on the stack.
+ However, there are (embedded) systems with a stack size of 12k;
+ for those, use malloc()/free() */
+
+#ifdef ZIP_ALLOCATE_BUFFER
+#define DEFINE_BYTE_ARRAY(buf, size) zip_uint8_t *buf
+#define byte_array_init(buf, size) (((buf) = (zip_uint8_t *)malloc(size)) != NULL)
+#define byte_array_fini(buf) (free(buf))
+#else
+#define DEFINE_BYTE_ARRAY(buf, size) zip_uint8_t buf[size]
+#define byte_array_init(buf, size) (1)
+#define byte_array_fini(buf) ((void)0)
+#endif
+
+
/* bounds checked access to memory buffer */
struct zip_buffer {
@@ -390,6 +416,11 @@ typedef struct zip_filelist zip_filelist_t;
struct _zip_winzip_aes;
typedef struct _zip_winzip_aes zip_winzip_aes_t;
+struct _zip_pkware_keys {
+ zip_uint32_t key[3];
+};
+typedef struct _zip_pkware_keys zip_pkware_keys_t;
+
extern const char *const _zip_err_str[];
extern const int _zip_nerr_str;
extern const int _zip_err_type[];
@@ -442,13 +473,14 @@ int _zip_buffer_skip(zip_buffer_t *buffer, zip_uint64_t length);
int _zip_buffer_set_offset(zip_buffer_t *buffer, zip_uint64_t offset);
zip_uint64_t _zip_buffer_size(zip_buffer_t *buffer);
-int _zip_cdir_compute_crc(zip_t *, uLong *);
void _zip_cdir_free(zip_cdir_t *);
bool _zip_cdir_grow(zip_cdir_t *cd, zip_uint64_t additional_entries, zip_error_t *error);
zip_cdir_t *_zip_cdir_new(zip_uint64_t, zip_error_t *);
zip_int64_t _zip_cdir_write(zip_t *za, const zip_filelist_t *filelist, zip_uint64_t survivors);
+time_t _zip_d2u_time(zip_uint16_t, zip_uint16_t);
void _zip_deregister_source(zip_t *za, zip_source_t *src);
+void _zip_dirent_apply_attributes(zip_dirent_t *, zip_file_attributes_t *, bool, zip_uint32_t);
zip_dirent_t *_zip_dirent_clone(const zip_dirent_t *);
void _zip_dirent_free(zip_dirent_t *);
void _zip_dirent_finalize(zip_dirent_t *);
@@ -487,8 +519,6 @@ int _zip_file_fillbuf(void *, size_t, zip_file_t *);
zip_uint64_t _zip_file_get_end(const zip_t *za, zip_uint64_t index, zip_error_t *error);
zip_uint64_t _zip_file_get_offset(const zip_t *, zip_uint64_t, zip_error_t *);
-int _zip_filerange_crc(zip_source_t *src, zip_uint64_t offset, zip_uint64_t length, uLong *crcp, zip_error_t *error);
-
zip_dirent_t *_zip_get_dirent(zip_t *, zip_uint64_t, zip_flags_t, zip_error_t *);
enum zip_encoding_type _zip_guess_encoding(zip_string_t *, enum zip_encoding_type);
@@ -502,35 +532,38 @@ zip_hash_t *_zip_hash_new(zip_error_t *error);
bool _zip_hash_reserve_capacity(zip_hash_t *hash, zip_uint64_t capacity, zip_error_t *error);
bool _zip_hash_revert(zip_hash_t *hash, zip_error_t *error);
+int _zip_mkstempm(char *path, int mode);
+
zip_t *_zip_open(zip_source_t *, unsigned int, zip_error_t *);
void _zip_progress_end(zip_progress_t *progress);
void _zip_progress_free(zip_progress_t *progress);
-zip_progress_t *_zip_progress_new(zip_t *za, double precision, zip_progress_callback callback, void (*ud_free)(void *), void *ud);
-void _zip_progress_start(zip_progress_t *progress);
-void _zip_progress_subrange(zip_progress_t *progress, double start, double end);
-void _zip_progress_update(zip_progress_t *progress, double value);
+int _zip_progress_start(zip_progress_t *progress);
+int _zip_progress_subrange(zip_progress_t *progress, double start, double end);
+int _zip_progress_update(zip_progress_t *progress, double value);
-ZIP_EXTERN bool zip_random(zip_uint8_t *buffer, zip_uint16_t length);
+/* this symbol is extern so it can be overridden for regression testing */
+ZIP_EXTERN bool zip_secure_random(zip_uint8_t *buffer, zip_uint16_t length);
+zip_uint32_t zip_random_uint32(void);
int _zip_read(zip_source_t *src, zip_uint8_t *data, zip_uint64_t length, zip_error_t *error);
int _zip_read_at_offset(zip_source_t *src, zip_uint64_t offset, unsigned char *b, size_t length, zip_error_t *error);
zip_uint8_t *_zip_read_data(zip_buffer_t *buffer, zip_source_t *src, size_t length, bool nulp, zip_error_t *error);
int _zip_read_local_ef(zip_t *, zip_uint64_t);
-zip_string_t *_zip_read_string(zip_buffer_t *buffer, zip_source_t *src, zip_uint16_t lenght, bool nulp, zip_error_t *error);
+zip_string_t *_zip_read_string(zip_buffer_t *buffer, zip_source_t *src, zip_uint16_t length, bool nulp, zip_error_t *error);
int _zip_register_source(zip_t *za, zip_source_t *src);
void _zip_set_open_error(int *zep, const zip_error_t *err, int ze);
+bool zip_source_accept_empty(zip_source_t *src);
zip_int64_t _zip_source_call(zip_source_t *src, void *data, zip_uint64_t length, zip_source_cmd_t command);
bool _zip_source_eof(zip_source_t *);
zip_source_t *_zip_source_file_or_p(const char *, FILE *, zip_uint64_t, zip_int64_t, const zip_stat_t *, zip_error_t *error);
-zip_int8_t zip_source_get_compression_flags(zip_source_t *);
bool _zip_source_had_error(zip_source_t *);
void _zip_source_invalidate(zip_source_t *src);
zip_source_t *_zip_source_new(zip_error_t *error);
int _zip_source_set_source_archive(zip_source_t *, zip_t *);
-zip_source_t *_zip_source_window_new(zip_source_t *src, zip_uint64_t start, zip_uint64_t length, zip_stat_t *st, zip_int8_t compression_flags, zip_t *source_archive, zip_uint64_t source_index, zip_error_t *error);
+zip_source_t *_zip_source_window_new(zip_source_t *src, zip_uint64_t start, zip_uint64_t length, zip_stat_t *st, zip_file_attributes_t *attributes, zip_t *source_archive, zip_uint64_t source_index, zip_error_t *error);
zip_source_t *_zip_source_zip_new(zip_t *, zip_t *, zip_uint64_t, zip_flags_t, zip_uint64_t, zip_uint64_t, const char *);
int _zip_stat_merge(zip_stat_t *dst, const zip_stat_t *src, zip_error_t *error);
@@ -547,6 +580,12 @@ bool _zip_winzip_aes_finish(zip_winzip_aes_t *ctx, zip_uint8_t *hmac);
void _zip_winzip_aes_free(zip_winzip_aes_t *ctx);
zip_winzip_aes_t *_zip_winzip_aes_new(const zip_uint8_t *password, zip_uint64_t password_length, const zip_uint8_t *salt, zip_uint16_t key_size, zip_uint8_t *password_verify, zip_error_t *error);
+void _zip_pkware_encrypt(zip_pkware_keys_t *keys, zip_uint8_t *out, const zip_uint8_t *in, zip_uint64_t len);
+void _zip_pkware_decrypt(zip_pkware_keys_t *keys, zip_uint8_t *out, const zip_uint8_t *in, zip_uint64_t len);
+zip_pkware_keys_t *_zip_pkware_keys_new(zip_error_t *error);
+void _zip_pkware_keys_free(zip_pkware_keys_t *keys);
+void _zip_pkware_keys_reset(zip_pkware_keys_t *keys);
+
int _zip_changed(const zip_t *, zip_uint64_t *);
const char *_zip_get_name(zip_t *, zip_uint64_t, zip_flags_t, zip_error_t *);
int _zip_local_header_read(zip_t *, int);
diff --git a/src/Common/libzip/zipwin32.h b/src/Common/libzip/zipwin32.h
deleted file mode 100644
index d2c5d82..0000000
--- a/src/Common/libzip/zipwin32.h
+++ /dev/null
@@ -1,85 +0,0 @@
-#ifndef _HAD_ZIPWIN32_H
-#define _HAD_ZIPWIN32_H
-
-/*
- zipwin32.h -- internal declarations for Windows.
- Copyright (C) 1999-2015 Dieter Baron and Thomas Klausner
-
- This file is part of libzip, a library to manipulate ZIP archives.
- The authors can be contacted at <libzip@nih.at>
-
- Redistribution and use in source and binary forms, with or without
- modification, are permitted provided that the following conditions
- are met:
- 1. Redistributions of source code must retain the above copyright
- notice, this list of conditions and the following disclaimer.
- 2. Redistributions in binary form must reproduce the above copyright
- notice, this list of conditions and the following disclaimer in
- the documentation and/or other materials provided with the
- distribution.
- 3. The names of the authors may not be used to endorse or promote
- products derived from this software without specific prior
- written permission.
-
- THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS
- OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY
- DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
- GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
- IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
- OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
- IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-*/
-
-/* 0x0501 => Windows XP; needs to be at least this value because of GetFileSizeEx */
-#if !defined(MS_UWP) && !defined(_WIN32_WINNT)
-#define _WIN32_WINNT 0x0501
-#endif
-
-#include <windows.h>
-
-/* context for Win32 source */
-
-struct _zip_source_win32_file_ops;
-
-struct _zip_source_win32_read_file {
- zip_error_t error; /* last error information */
- zip_int64_t supports;
-
- /* operations */
- struct _zip_source_win32_file_ops *ops;
-
- /* reading */
- void *fname; /* name of file to read from - ANSI (char *) or Unicode (wchar_t *) */
- void *h; /* HANDLE for file to read from */
- int closep; /* whether to close f on ZIP_CMD_FREE */
- struct zip_stat st; /* stat information passed in */
- zip_uint64_t start; /* start offset of data to read */
- zip_uint64_t end; /* end offset of data to read, 0 for up to EOF */
- zip_uint64_t current; /* current offset */
-
- /* writing */
- void *tmpname; /* name of temp file - ANSI (char *) or Unicode (wchar_t *) */
- void *hout; /* HANDLE for output file */
-};
-
-typedef struct _zip_source_win32_read_file _zip_source_win32_read_file_t;
-
-/* internal operations for Win32 source */
-
-struct _zip_source_win32_file_ops {
- void *(*op_strdup)(const void *);
- void *(*op_open)(_zip_source_win32_read_file_t *);
- void *(*op_create_temp)(_zip_source_win32_read_file_t *, void **, zip_uint32_t, PSECURITY_ATTRIBUTES);
- int (*op_rename_temp)(_zip_source_win32_read_file_t *);
- int (*op_remove)(const void *);
-};
-
-typedef struct _zip_source_win32_file_ops _zip_source_win32_file_ops_t;
-
-zip_source_t *_zip_source_win32_handle_or_name(const void *, void *, zip_uint64_t, zip_int64_t, int, const zip_stat_t *, _zip_source_win32_file_ops_t *, zip_error_t *);
-
-#endif /* zipwin32.h */