7885b5814c
Minizip includes previously backported fix for CVE-2023-45853,
and a Debian patch for CVE-2014-9485 was also upstreamed.
(cherry picked from commit 8ead8d2ddb)
364 lines
15 KiB
C++
364 lines
15 KiB
C++
/* zip.h -- IO on .zip files using zlib
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Version 1.1, February 14h, 2010
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part of the MiniZip project - ( http://www.winimage.com/zLibDll/minizip.html )
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Copyright (C) 1998-2010 Gilles Vollant (minizip) ( http://www.winimage.com/zLibDll/minizip.html )
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Modifications for Zip64 support
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Copyright (C) 2009-2010 Mathias Svensson ( http://result42.com )
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For more info read MiniZip_info.txt
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---------------------------------------------------------------------------
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Condition of use and distribution are the same than zlib :
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This software is provided 'as-is', without any express or implied
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warranty. In no event will the authors be held liable for any damages
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arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it
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freely, subject to the following restrictions:
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1. The origin of this software must not be misrepresented; you must not
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claim that you wrote the original software. If you use this software
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in a product, an acknowledgment in the product documentation would be
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appreciated but is not required.
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2. Altered source versions must be plainly marked as such, and must not be
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misrepresented as being the original software.
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3. This notice may not be removed or altered from any source distribution.
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---------------------------------------------------------------------------
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Changes
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See header of zip.h
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*/
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#ifndef _zip12_H
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#define _zip12_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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//#define HAVE_BZIP2
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#ifndef _ZLIB_H
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#include "zlib.h"
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#endif
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#ifndef _ZLIBIOAPI_H
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#include "ioapi.h"
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#endif
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#ifdef HAVE_BZIP2
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#include "bzlib.h"
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#endif
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#define Z_BZIP2ED 12
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#if defined(STRICTZIP) || defined(STRICTZIPUNZIP)
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/* like the STRICT of WIN32, we define a pointer that cannot be converted
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from (void*) without cast */
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typedef struct TagzipFile__ { int unused; } zipFile__;
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typedef zipFile__ *zipFile;
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#else
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typedef voidp zipFile;
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#endif
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#define ZIP_OK (0)
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#define ZIP_EOF (0)
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#define ZIP_ERRNO (Z_ERRNO)
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#define ZIP_PARAMERROR (-102)
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#define ZIP_BADZIPFILE (-103)
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#define ZIP_INTERNALERROR (-104)
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#ifndef DEF_MEM_LEVEL
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# if MAX_MEM_LEVEL >= 8
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# define DEF_MEM_LEVEL 8
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# else
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# define DEF_MEM_LEVEL MAX_MEM_LEVEL
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# endif
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#endif
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/* default memLevel */
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/* tm_zip contain date/time info */
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typedef struct tm_zip_s
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{
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int tm_sec; /* seconds after the minute - [0,59] */
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int tm_min; /* minutes after the hour - [0,59] */
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int tm_hour; /* hours since midnight - [0,23] */
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int tm_mday; /* day of the month - [1,31] */
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int tm_mon; /* months since January - [0,11] */
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int tm_year; /* years - [1980..2044] */
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} tm_zip;
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typedef struct
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{
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tm_zip tmz_date; /* date in understandable format */
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uLong dosDate; /* if dos_date == 0, tmu_date is used */
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/* uLong flag; */ /* general purpose bit flag 2 bytes */
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uLong internal_fa; /* internal file attributes 2 bytes */
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uLong external_fa; /* external file attributes 4 bytes */
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} zip_fileinfo;
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typedef const char* zipcharpc;
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#define APPEND_STATUS_CREATE (0)
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#define APPEND_STATUS_CREATEAFTER (1)
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#define APPEND_STATUS_ADDINZIP (2)
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extern zipFile ZEXPORT zipOpen(const char *pathname, int append);
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extern zipFile ZEXPORT zipOpen64(const void *pathname, int append);
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/*
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Create a zipfile.
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pathname contain on Windows XP a filename like "c:\\zlib\\zlib113.zip" or on
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an Unix computer "zlib/zlib113.zip".
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if the file pathname exist and append==APPEND_STATUS_CREATEAFTER, the zip
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will be created at the end of the file.
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(useful if the file contain a self extractor code)
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if the file pathname exist and append==APPEND_STATUS_ADDINZIP, we will
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add files in existing zip (be sure you don't add file that doesn't exist)
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If the zipfile cannot be opened, the return value is NULL.
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Else, the return value is a zipFile Handle, usable with other function
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of this zip package.
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*/
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/* Note : there is no delete function into a zipfile.
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If you want delete file into a zipfile, you must open a zipfile, and create another
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Of course, you can use RAW reading and writing to copy the file you did not want delete
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*/
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extern zipFile ZEXPORT zipOpen2(const char *pathname,
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int append,
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zipcharpc* globalcomment,
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zlib_filefunc_def* pzlib_filefunc_def);
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extern zipFile ZEXPORT zipOpen2_64(const void *pathname,
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int append,
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zipcharpc* globalcomment,
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zlib_filefunc64_def* pzlib_filefunc_def);
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extern zipFile ZEXPORT zipOpen3(const void *pathname,
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int append,
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zipcharpc* globalcomment,
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zlib_filefunc64_32_def* pzlib_filefunc64_32_def);
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extern int ZEXPORT zipOpenNewFileInZip(zipFile file,
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const char* filename,
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const zip_fileinfo* zipfi,
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const void* extrafield_local,
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uInt size_extrafield_local,
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const void* extrafield_global,
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uInt size_extrafield_global,
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const char* comment,
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int method,
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int level);
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extern int ZEXPORT zipOpenNewFileInZip64(zipFile file,
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const char* filename,
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const zip_fileinfo* zipfi,
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const void* extrafield_local,
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uInt size_extrafield_local,
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const void* extrafield_global,
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uInt size_extrafield_global,
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const char* comment,
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int method,
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int level,
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int zip64);
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/*
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Open a file in the ZIP for writing.
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filename : the filename in zip (if NULL, '-' without quote will be used
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*zipfi contain supplemental information
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if extrafield_local!=NULL and size_extrafield_local>0, extrafield_local
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contains the extrafield data for the local header
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if extrafield_global!=NULL and size_extrafield_global>0, extrafield_global
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contains the extrafield data for the global header
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if comment != NULL, comment contain the comment string
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method contain the compression method (0 for store, Z_DEFLATED for deflate)
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level contain the level of compression (can be Z_DEFAULT_COMPRESSION)
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zip64 is set to 1 if a zip64 extended information block should be added to the local file header.
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this MUST be '1' if the uncompressed size is >= 0xffffffff.
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*/
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extern int ZEXPORT zipOpenNewFileInZip2(zipFile file,
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const char* filename,
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const zip_fileinfo* zipfi,
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const void* extrafield_local,
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uInt size_extrafield_local,
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const void* extrafield_global,
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uInt size_extrafield_global,
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const char* comment,
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int method,
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int level,
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int raw);
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extern int ZEXPORT zipOpenNewFileInZip2_64(zipFile file,
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const char* filename,
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const zip_fileinfo* zipfi,
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const void* extrafield_local,
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uInt size_extrafield_local,
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const void* extrafield_global,
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uInt size_extrafield_global,
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const char* comment,
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int method,
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int level,
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int raw,
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int zip64);
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/*
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Same than zipOpenNewFileInZip, except if raw=1, we write raw file
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*/
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extern int ZEXPORT zipOpenNewFileInZip3(zipFile file,
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const char* filename,
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const zip_fileinfo* zipfi,
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const void* extrafield_local,
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uInt size_extrafield_local,
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const void* extrafield_global,
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uInt size_extrafield_global,
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const char* comment,
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int method,
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int level,
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int raw,
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int windowBits,
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int memLevel,
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int strategy,
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const char* password,
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uLong crcForCrypting);
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extern int ZEXPORT zipOpenNewFileInZip3_64(zipFile file,
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const char* filename,
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const zip_fileinfo* zipfi,
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const void* extrafield_local,
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uInt size_extrafield_local,
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const void* extrafield_global,
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uInt size_extrafield_global,
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const char* comment,
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int method,
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int level,
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int raw,
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int windowBits,
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int memLevel,
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int strategy,
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const char* password,
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uLong crcForCrypting,
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int zip64);
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/*
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Same than zipOpenNewFileInZip2, except
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windowBits,memLevel,,strategy : see parameter strategy in deflateInit2
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password : crypting password (NULL for no crypting)
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crcForCrypting : crc of file to compress (needed for crypting)
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*/
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extern int ZEXPORT zipOpenNewFileInZip4(zipFile file,
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const char* filename,
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const zip_fileinfo* zipfi,
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const void* extrafield_local,
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uInt size_extrafield_local,
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const void* extrafield_global,
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uInt size_extrafield_global,
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const char* comment,
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int method,
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int level,
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int raw,
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int windowBits,
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int memLevel,
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int strategy,
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const char* password,
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uLong crcForCrypting,
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uLong versionMadeBy,
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uLong flagBase);
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extern int ZEXPORT zipOpenNewFileInZip4_64(zipFile file,
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const char* filename,
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const zip_fileinfo* zipfi,
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const void* extrafield_local,
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uInt size_extrafield_local,
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const void* extrafield_global,
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uInt size_extrafield_global,
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const char* comment,
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int method,
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int level,
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int raw,
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int windowBits,
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int memLevel,
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int strategy,
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const char* password,
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uLong crcForCrypting,
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uLong versionMadeBy,
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uLong flagBase,
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int zip64);
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/*
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Same than zipOpenNewFileInZip4, except
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versionMadeBy : value for Version made by field
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flag : value for flag field (compression level info will be added)
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*/
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extern int ZEXPORT zipWriteInFileInZip(zipFile file,
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const void* buf,
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unsigned len);
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/*
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Write data in the zipfile
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*/
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extern int ZEXPORT zipCloseFileInZip(zipFile file);
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/*
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Close the current file in the zipfile
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*/
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extern int ZEXPORT zipCloseFileInZipRaw(zipFile file,
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uLong uncompressed_size,
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uLong crc32);
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extern int ZEXPORT zipCloseFileInZipRaw64(zipFile file,
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ZPOS64_T uncompressed_size,
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uLong crc32);
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/*
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Close the current file in the zipfile, for file opened with
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parameter raw=1 in zipOpenNewFileInZip2
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uncompressed_size and crc32 are value for the uncompressed size
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*/
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extern int ZEXPORT zipClose(zipFile file,
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const char* global_comment);
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/*
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Close the zipfile
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*/
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extern int ZEXPORT zipRemoveExtraInfoBlock(char* pData, int* dataLen, short sHeader);
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/*
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zipRemoveExtraInfoBlock - Added by Mathias Svensson
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Remove extra information block from a extra information data for the local file header or central directory header
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It is needed to remove ZIP64 extra information blocks when before data is written if using RAW mode.
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0x0001 is the signature header for the ZIP64 extra information blocks
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usage.
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Remove ZIP64 Extra information from a central director extra field data
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zipRemoveExtraInfoBlock(pCenDirExtraFieldData, &nCenDirExtraFieldDataLen, 0x0001);
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Remove ZIP64 Extra information from a Local File Header extra field data
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zipRemoveExtraInfoBlock(pLocalHeaderExtraFieldData, &nLocalHeaderExtraFieldDataLen, 0x0001);
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*/
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#ifdef __cplusplus
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}
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#endif
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#endif /* _zip64_H */
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