From 4dacedd9ccdbdc6a6e62d9fb86e9b2ea903a3629 Mon Sep 17 00:00:00 2001 From: Mounir IDRASSI Date: Thu, 15 Sep 2016 10:04:05 +0200 Subject: Windows: Replace XZip/XUnzip library with zlib and libzip and include the sources of these library into VeraCrypt source tree. --- src/Common/libzip/zip_source_win32w.c | 124 ++++++++++++++++++++++++++++++++++ 1 file changed, 124 insertions(+) create mode 100644 src/Common/libzip/zip_source_win32w.c (limited to 'src/Common/libzip/zip_source_win32w.c') diff --git a/src/Common/libzip/zip_source_win32w.c b/src/Common/libzip/zip_source_win32w.c new file mode 100644 index 00000000..551aba5f --- /dev/null +++ b/src/Common/libzip/zip_source_win32w.c @@ -0,0 +1,124 @@ +/* +zip_source_win32w.c -- create data source from Windows file (UTF-16) +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 + +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 + +#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); + +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 +}; + +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) +{ + return CreateFileW(ctx->fname, GENERIC_READ, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL); +} + + +static HANDLE +_win32_create_temp_w(_zip_source_win32_read_file_t *ctx, void **temp, zip_uint32_t value, PSECURITY_ATTRIBUTES sa) +{ + int 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; + } + + return CreateFileW((const wchar_t *)*temp, GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ, sa, CREATE_NEW, FILE_ATTRIBUTE_NORMAL | FILE_ATTRIBUTE_TEMPORARY, NULL); +} + + +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; +} -- cgit v1.2.3