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authorMounir IDRASSI <mounir.idrassi@idrix.fr>2016-09-15 08:04:05 (GMT)
committerMounir IDRASSI <mounir.idrassi@idrix.fr>2016-10-17 16:40:06 (GMT)
commit4dacedd9ccdbdc6a6e62d9fb86e9b2ea903a3629 (patch)
tree567350f56dd4ee4dd291d13199610d38dac51879 /src/Common/libzip/zipint.h
parent66891638d51351fae5cd82a88c1a64661a025de0 (diff)
downloadVeraCrypt-4dacedd9ccdbdc6a6e62d9fb86e9b2ea903a3629.zip
VeraCrypt-4dacedd9ccdbdc6a6e62d9fb86e9b2ea903a3629.tar.gz
Windows: Replace XZip/XUnzip library with zlib and libzip and include the sources of these library into VeraCrypt source tree.
Diffstat (limited to 'src/Common/libzip/zipint.h')
-rw-r--r--src/Common/libzip/zipint.h465
1 files changed, 465 insertions, 0 deletions
diff --git a/src/Common/libzip/zipint.h b/src/Common/libzip/zipint.h
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+++ b/src/Common/libzip/zipint.h
@@ -0,0 +1,465 @@
+#ifndef _HAD_ZIPINT_H
+#define _HAD_ZIPINT_H
+
+/*
+ zipint.h -- internal declarations.
+ 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.
+*/
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "compat.h"
+
+#include <zlib.h>
+
+#ifndef _ZIP_COMPILING_DEPRECATED
+#define ZIP_DISABLE_DEPRECATED
+#endif
+
+#include "zip.h"
+
+#define CENTRAL_MAGIC "PK\1\2"
+#define LOCAL_MAGIC "PK\3\4"
+#define EOCD_MAGIC "PK\5\6"
+#define DATADES_MAGIC "PK\7\8"
+#define EOCD64LOC_MAGIC "PK\6\7"
+#define EOCD64_MAGIC "PK\6\6"
+#define CDENTRYSIZE 46u
+#define LENTRYSIZE 30
+#define MAXCOMLEN 65536
+#define MAXEXTLEN 65536
+#define EOCDLEN 22
+#define EOCD64LOCLEN 20
+#define EOCD64LEN 56
+#define CDBUFSIZE (MAXCOMLEN+EOCDLEN+EOCD64LOCLEN)
+#define BUFSIZE 8192
+#define EFZIP64SIZE 28
+
+#define ZIP_CM_REPLACED_DEFAULT (-2)
+
+#define ZIP_CM_IS_DEFAULT(x) ((x) == ZIP_CM_DEFAULT || (x) == ZIP_CM_REPLACED_DEFAULT)
+
+#define ZIP_EF_UTF_8_COMMENT 0x6375
+#define ZIP_EF_UTF_8_NAME 0x7075
+#define ZIP_EF_ZIP64 0x0001
+
+#define ZIP_EF_IS_INTERNAL(id) ((id) == ZIP_EF_UTF_8_COMMENT || (id) == ZIP_EF_UTF_8_NAME || (id) == ZIP_EF_ZIP64)
+
+/* according to unzip-6.0's zipinfo.c, this corresponds to a regular file with rw permissions for everyone */
+#define ZIP_EXT_ATTRIB_DEFAULT (0100666u<<16)
+/* 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_MAX(a, b) ((a) > (b) ? (a) : (b))
+#define ZIP_MIN(a, b) ((a) < (b) ? (a) : (b))
+
+/* This section contains API that won't materialize like this. It's
+ placed in the internal section, pending cleanup. */
+
+/* flags for compression and encryption sources */
+
+#define ZIP_CODEC_DECODE 0 /* decompress/decrypt (encode flag not set) */
+#define ZIP_CODEC_ENCODE 1 /* compress/encrypt */
+
+
+typedef zip_source_t *(*zip_compression_implementation)(zip_t *, zip_source_t *, zip_int32_t, int);
+typedef zip_source_t *(*zip_encryption_implementation)(zip_t *, zip_source_t *, zip_uint16_t, int, const char *);
+
+zip_compression_implementation _zip_get_compression_implementation(zip_int32_t);
+zip_encryption_implementation _zip_get_encryption_implementation(zip_uint16_t);
+
+
+
+/* This API is not final yet, but we need it internally, so it's private for now. */
+
+const zip_uint8_t *zip_get_extra_field_by_id(zip_t *, int, int, zip_uint16_t, int, zip_uint16_t *);
+
+/* This section contains API that is of limited use until support for
+ user-supplied compression/encryption implementation is finished.
+ Thus we will keep it private for now. */
+
+typedef zip_int64_t (*zip_source_layered_callback)(zip_source_t *, void *, void *, zip_uint64_t, enum zip_source_cmd);
+zip_source_t *zip_source_crc(zip_t *, zip_source_t *, int);
+zip_source_t *zip_source_deflate(zip_t *, zip_source_t *, zip_int32_t, int);
+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 *);
+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);
+
+
+/* error source for layered sources */
+
+enum zip_les { ZIP_LES_NONE, ZIP_LES_UPPER, ZIP_LES_LOWER, ZIP_LES_INVAL };
+
+/* directory entry: general purpose bit flags */
+
+#define ZIP_GPBF_ENCRYPTED 0x0001 /* is encrypted */
+#define ZIP_GPBF_DATA_DESCRIPTOR 0x0008 /* crc/size after file data */
+#define ZIP_GPBF_STRONG_ENCRYPTION 0x0040 /* uses strong encryption */
+#define ZIP_GPBF_ENCODING_UTF_8 0x0800 /* file name encoding is UTF-8 */
+
+
+/* extra fields */
+#define ZIP_EF_LOCAL ZIP_FL_LOCAL /* include in local header */
+#define ZIP_EF_CENTRAL ZIP_FL_CENTRAL /* include in central directory */
+#define ZIP_EF_BOTH (ZIP_EF_LOCAL|ZIP_EF_CENTRAL) /* include in both */
+
+#define ZIP_FL_FORCE_ZIP64 1024 /* force zip64 extra field (_zip_dirent_write) */
+
+#define ZIP_FL_ENCODING_ALL (ZIP_FL_ENC_GUESS|ZIP_FL_ENC_CP437|ZIP_FL_ENC_UTF_8)
+
+
+/* encoding type */
+enum zip_encoding_type {
+ ZIP_ENCODING_UNKNOWN, /* not yet analyzed */
+ ZIP_ENCODING_ASCII, /* plain ASCII */
+ ZIP_ENCODING_UTF8_KNOWN, /* is UTF-8 */
+ ZIP_ENCODING_UTF8_GUESSED, /* possibly UTF-8 */
+ ZIP_ENCODING_CP437, /* Code Page 437 */
+ ZIP_ENCODING_ERROR /* should be UTF-8 but isn't */
+};
+
+typedef enum zip_encoding_type zip_encoding_type_t;
+
+#ifndef ZIP_HASH_TABLE_SIZE
+#define ZIP_HASH_TABLE_SIZE 8192
+#endif
+
+struct zip_hash;
+
+typedef struct zip_cdir zip_cdir_t;
+typedef struct zip_dirent zip_dirent_t;
+typedef struct zip_entry zip_entry_t;
+typedef struct zip_extra_field zip_extra_field_t;
+typedef struct zip_string zip_string_t;
+typedef struct zip_buffer zip_buffer_t;
+typedef struct zip_hash zip_hash_t;
+
+/* zip archive, part of API */
+
+struct zip {
+ zip_source_t *src; /* data source for archive */
+ unsigned int open_flags; /* flags passed to zip_open */
+ zip_error_t error; /* error information */
+
+ unsigned int flags; /* archive global flags */
+ unsigned int ch_flags; /* changed archive global flags */
+
+ char *default_password; /* password used when no other supplied */
+
+ zip_string_t *comment_orig; /* archive comment */
+ zip_string_t *comment_changes; /* changed archive comment */
+ bool comment_changed; /* whether archive comment was changed */
+
+ zip_uint64_t nentry; /* number of entries */
+ zip_uint64_t nentry_alloc; /* number of entries allocated */
+ zip_entry_t *entry; /* entries */
+
+ unsigned int nopen_source; /* number of open sources using archive */
+ unsigned int nopen_source_alloc; /* number of sources allocated */
+ zip_source_t **open_source; /* open sources using archive */
+
+ zip_hash_t *names; /* hash table for name lookup */
+
+ char *tempdir; /* custom temp dir (needed e.g. for OS X sandboxing) */
+};
+
+/* file in zip archive, part of API */
+
+struct zip_file {
+ zip_t *za; /* zip archive containing this file */
+ zip_error_t error; /* error information */
+ bool eof;
+ zip_source_t *src; /* data source */
+};
+
+/* zip archive directory entry (central or local) */
+
+#define ZIP_DIRENT_COMP_METHOD 0x0001u
+#define ZIP_DIRENT_FILENAME 0x0002u
+#define ZIP_DIRENT_COMMENT 0x0004u
+#define ZIP_DIRENT_EXTRA_FIELD 0x0008u
+#define ZIP_DIRENT_ATTRIBUTES 0x0010u
+#define ZIP_DIRENT_LAST_MOD 0x0020u
+#define ZIP_DIRENT_ALL 0xffffu
+
+struct zip_dirent {
+ zip_uint32_t changed;
+ bool local_extra_fields_read; /* whether we already read in local header extra fields */
+ bool cloned; /* whether this instance is cloned, and thus shares non-changed strings */
+
+ zip_uint16_t version_madeby; /* (c) version of creator */
+ zip_uint16_t version_needed; /* (cl) version needed to extract */
+ zip_uint16_t bitflags; /* (cl) general purpose bit flag */
+ zip_int32_t comp_method; /* (cl) compression method used (uint16 and ZIP_CM_DEFAULT (-1)) */
+ time_t last_mod; /* (cl) time of last modification */
+ zip_uint32_t crc; /* (cl) CRC-32 of uncompressed data */
+ zip_uint64_t comp_size; /* (cl) size of compressed data */
+ zip_uint64_t uncomp_size; /* (cl) size of uncompressed data */
+ zip_string_t *filename; /* (cl) file name (NUL-terminated) */
+ zip_extra_field_t *extra_fields; /* (cl) extra fields, parsed */
+ zip_string_t *comment; /* (c) file comment */
+ zip_uint32_t disk_number; /* (c) disk number start */
+ zip_uint16_t int_attrib; /* (c) internal file attributes */
+ zip_uint32_t ext_attrib; /* (c) external file attributes */
+ zip_uint64_t offset; /* (c) offset of local header */
+};
+
+/* zip archive central directory */
+
+struct zip_cdir {
+ zip_entry_t *entry; /* directory entries */
+ zip_uint64_t nentry; /* number of entries */
+ zip_uint64_t nentry_alloc; /* number of entries allocated */
+
+ zip_uint64_t size; /* size of central directory */
+ zip_uint64_t offset; /* offset of central directory in file */
+ zip_string_t *comment; /* zip archive comment */
+};
+
+struct zip_extra_field {
+ zip_extra_field_t *next;
+ zip_flags_t flags; /* in local/central header */
+ zip_uint16_t id; /* header id */
+ zip_uint16_t size; /* data size */
+ zip_uint8_t *data;
+};
+
+enum zip_source_write_state {
+ ZIP_SOURCE_WRITE_CLOSED, /* write is not in progress */
+ ZIP_SOURCE_WRITE_OPEN, /* write is in progress */
+ ZIP_SOURCE_WRITE_FAILED, /* commit failed, only rollback allowed */
+ ZIP_SOURCE_WRITE_REMOVED /* file was removed */
+};
+typedef enum zip_source_write_state zip_source_write_state_t;
+
+struct zip_source {
+ zip_source_t *src;
+ union {
+ zip_source_callback f;
+ zip_source_layered_callback l;
+ } cb;
+ void *ud;
+ zip_error_t error;
+ zip_int64_t supports; /* supported commands */
+ unsigned int open_count; /* number of times source was opened (directly or as lower layer) */
+ zip_source_write_state_t write_state; /* whether source is open for writing */
+ bool source_closed; /* set if source archive is closed */
+ zip_t *source_archive; /* zip archive we're reading from, NULL if not from archive */
+ unsigned int refcount;
+};
+
+#define ZIP_SOURCE_IS_OPEN_READING(src) ((src)->open_count > 0)
+#define ZIP_SOURCE_IS_OPEN_WRITING(src) ((src)->write_state == ZIP_SOURCE_WRITE_OPEN)
+#define ZIP_SOURCE_IS_LAYERED(src) ((src)->src != NULL)
+
+/* entry in zip archive directory */
+
+struct zip_entry {
+ zip_dirent_t *orig;
+ zip_dirent_t *changes;
+ zip_source_t *source;
+ bool deleted;
+};
+
+
+/* file or archive comment, or filename */
+
+struct zip_string {
+ zip_uint8_t *raw; /* raw string */
+ zip_uint16_t length; /* length of raw string */
+ enum zip_encoding_type encoding; /* autorecognized encoding */
+ zip_uint8_t *converted; /* autoconverted string */
+ zip_uint32_t converted_length; /* length of converted */
+};
+
+
+/* bounds checked access to memory buffer */
+
+struct zip_buffer {
+ bool ok;
+ bool free_data;
+
+ zip_uint8_t *data;
+ zip_uint64_t size;
+ zip_uint64_t offset;
+};
+
+/* which files to write in which order */
+
+struct zip_filelist {
+ zip_uint64_t idx;
+/* TODO const char *name; */
+};
+
+typedef struct zip_filelist zip_filelist_t;
+
+
+extern const char * const _zip_err_str[];
+extern const int _zip_nerr_str;
+extern const int _zip_err_type[];
+
+
+#define ZIP_ENTRY_CHANGED(e, f) ((e)->changes && ((e)->changes->changed & (f)))
+
+#define ZIP_ENTRY_DATA_CHANGED(x) ((x)->source != NULL)
+
+#define ZIP_IS_RDONLY(za) ((za)->ch_flags & ZIP_AFL_RDONLY)
+
+
+zip_int64_t _zip_add_entry(zip_t *);
+
+zip_uint8_t *_zip_buffer_data(zip_buffer_t *buffer);
+bool _zip_buffer_eof(zip_buffer_t *buffer);
+void _zip_buffer_free(zip_buffer_t *buffer);
+zip_uint8_t *_zip_buffer_get(zip_buffer_t *buffer, zip_uint64_t length);
+zip_uint16_t _zip_buffer_get_16(zip_buffer_t *buffer);
+zip_uint32_t _zip_buffer_get_32(zip_buffer_t *buffer);
+zip_uint64_t _zip_buffer_get_64(zip_buffer_t *buffer);
+zip_uint8_t _zip_buffer_get_8(zip_buffer_t *buffer);
+zip_uint64_t _zip_buffer_left(zip_buffer_t *buffer);
+zip_buffer_t *_zip_buffer_new(zip_uint8_t *data, zip_uint64_t size);
+zip_buffer_t *_zip_buffer_new_from_source(zip_source_t *src, zip_uint64_t size, zip_uint8_t *buf, zip_error_t *error);
+zip_uint64_t _zip_buffer_offset(zip_buffer_t *buffer);
+bool _zip_buffer_ok(zip_buffer_t *buffer);
+int _zip_buffer_put(zip_buffer_t *buffer, const void *src, size_t length);
+int _zip_buffer_put_16(zip_buffer_t *buffer, zip_uint16_t i);
+int _zip_buffer_put_32(zip_buffer_t *buffer, zip_uint32_t i);
+int _zip_buffer_put_64(zip_buffer_t *buffer, zip_uint64_t i);
+int _zip_buffer_put_8(zip_buffer_t *buffer, zip_uint8_t i);
+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 *);
+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);
+void _zip_deregister_source(zip_t *za, zip_source_t *src);
+
+zip_dirent_t *_zip_dirent_clone(const zip_dirent_t *);
+void _zip_dirent_free(zip_dirent_t *);
+void _zip_dirent_finalize(zip_dirent_t *);
+void _zip_dirent_init(zip_dirent_t *);
+bool _zip_dirent_needs_zip64(const zip_dirent_t *, zip_flags_t);
+zip_dirent_t *_zip_dirent_new(void);
+zip_int64_t _zip_dirent_read(zip_dirent_t *zde, zip_source_t *src, zip_buffer_t *buffer, bool local, zip_error_t *error);
+zip_int32_t _zip_dirent_size(zip_source_t *src, zip_uint16_t, zip_error_t *);
+int _zip_dirent_write(zip_t *za, zip_dirent_t *dirent, zip_flags_t flags);
+
+zip_extra_field_t *_zip_ef_clone(const zip_extra_field_t *, zip_error_t *);
+zip_extra_field_t *_zip_ef_delete_by_id(zip_extra_field_t *, zip_uint16_t, zip_uint16_t, zip_flags_t);
+void _zip_ef_free(zip_extra_field_t *);
+const zip_uint8_t *_zip_ef_get_by_id(const zip_extra_field_t *, zip_uint16_t *, zip_uint16_t, zip_uint16_t, zip_flags_t, zip_error_t *);
+zip_extra_field_t *_zip_ef_merge(zip_extra_field_t *, zip_extra_field_t *);
+zip_extra_field_t *_zip_ef_new(zip_uint16_t, zip_uint16_t, const zip_uint8_t *, zip_flags_t);
+bool _zip_ef_parse(const zip_uint8_t *, zip_uint16_t, zip_flags_t, zip_extra_field_t **, zip_error_t *);
+zip_extra_field_t *_zip_ef_remove_internal(zip_extra_field_t *);
+zip_uint16_t _zip_ef_size(const zip_extra_field_t *, zip_flags_t);
+int _zip_ef_write(zip_t *za, const zip_extra_field_t *ef, zip_flags_t flags);
+
+void _zip_entry_finalize(zip_entry_t *);
+void _zip_entry_init(zip_entry_t *);
+
+void _zip_error_clear(zip_error_t *);
+void _zip_error_get(const zip_error_t *, int *, int *);
+
+void _zip_error_copy(zip_error_t *dst, const zip_error_t *src);
+void _zip_error_set_from_source(zip_error_t *, zip_source_t *);
+
+const zip_uint8_t *_zip_extract_extra_field_by_id(zip_error_t *, zip_uint16_t, int, const zip_uint8_t *, zip_uint16_t, zip_uint16_t *);
+
+int _zip_file_extra_field_prepare_for_change(zip_t *, zip_uint64_t);
+int _zip_file_fillbuf(void *, size_t, zip_file_t *);
+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);
+zip_uint8_t *_zip_cp437_to_utf8(const zip_uint8_t * const, zip_uint32_t, zip_uint32_t *, zip_error_t *);
+
+bool _zip_hash_add(zip_hash_t *hash, const zip_uint8_t *name, zip_uint64_t index, zip_flags_t flags, zip_error_t *error);
+bool _zip_hash_delete(zip_hash_t *hash, const zip_uint8_t *key, zip_error_t *error);
+void _zip_hash_free(zip_hash_t *hash);
+zip_int64_t _zip_hash_lookup(zip_hash_t *hash, const zip_uint8_t *name, zip_flags_t flags, zip_error_t *error);
+zip_hash_t *_zip_hash_new(zip_uint16_t hash_size, zip_error_t *error);
+void _zip_hash_revert(zip_hash_t *hash);
+
+zip_t *_zip_open(zip_source_t *, unsigned int, zip_error_t *);
+
+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);
+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);
+
+zip_int64_t _zip_source_call(zip_source_t *src, void *data, zip_uint64_t length, zip_source_cmd_t command);
+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);
+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_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);
+int _zip_string_equal(const zip_string_t *, const zip_string_t *);
+void _zip_string_free(zip_string_t *);
+zip_uint32_t _zip_string_crc32(const zip_string_t *);
+const zip_uint8_t *_zip_string_get(zip_string_t *, zip_uint32_t *, zip_flags_t, zip_error_t *);
+zip_uint16_t _zip_string_length(const zip_string_t *);
+zip_string_t *_zip_string_new(const zip_uint8_t *, zip_uint16_t, zip_flags_t, zip_error_t *);
+int _zip_string_write(zip_t *za, const zip_string_t *string);
+
+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);
+void *_zip_memdup(const void *, size_t, zip_error_t *);
+zip_int64_t _zip_name_locate(zip_t *, const char *, zip_flags_t, zip_error_t *);
+zip_t *_zip_new(zip_error_t *);
+
+zip_int64_t _zip_file_replace(zip_t *, zip_uint64_t, const char *, zip_source_t *, zip_flags_t);
+int _zip_set_name(zip_t *, zip_uint64_t, const char *, zip_flags_t);
+void _zip_u2d_time(time_t, zip_uint16_t *, zip_uint16_t *);
+int _zip_unchange(zip_t *, zip_uint64_t, int);
+void _zip_unchange_data(zip_entry_t *);
+int _zip_write(zip_t *za, const void *data, zip_uint64_t length);
+
+#endif /* zipint.h */