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zip.h
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zip.h
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/* zip.h -- IO on .zip files using zlib
Version 1.1, February 14h, 2010
part of the MiniZip project
Copyright (C) 1998-2010 Gilles Vollant
http://www.winimage.com/zLibDll/minizip.html
Modifications for Zip64 support
Copyright (C) 2009-2010 Mathias Svensson
http://result42.com
This program is distributed under the terms of the same license as zlib.
See the accompanying LICENSE file for the full text of the license.
*/
#ifndef _ZIP_H
#define _ZIP_H
#ifdef __cplusplus
extern "C" {
#endif
#ifndef _ZLIB_H
# include "zlib.h"
#endif
#ifndef _ZLIBIOAPI_H
# include "ioapi.h"
#endif
#ifdef HAVE_BZIP2
# include "bzlib.h"
#endif
#define Z_BZIP2ED 12
#if defined(STRICTZIP) || defined(STRICTZIPUNZIP)
/* like the STRICT of WIN32, we define a pointer that cannot be converted
from (void*) without cast */
typedef struct TagzipFile__ { int unused; } zipFile__;
typedef zipFile__ *zipFile;
#else
typedef voidp zipFile;
#endif
#define ZIP_OK (0)
#define ZIP_EOF (0)
#define ZIP_ERRNO (Z_ERRNO)
#define ZIP_PARAMERROR (-102)
#define ZIP_BADZIPFILE (-103)
#define ZIP_INTERNALERROR (-104)
#ifndef DEF_MEM_LEVEL
# if MAX_MEM_LEVEL >= 8
# define DEF_MEM_LEVEL 8
# else
# define DEF_MEM_LEVEL MAX_MEM_LEVEL
# endif
#endif
/* default memLevel */
/* tm_zip contain date/time info */
typedef struct tm_zip_s
{
uInt tm_sec; /* seconds after the minute - [0,59] */
uInt tm_min; /* minutes after the hour - [0,59] */
uInt tm_hour; /* hours since midnight - [0,23] */
uInt tm_mday; /* day of the month - [1,31] */
uInt tm_mon; /* months since January - [0,11] */
uInt tm_year; /* years - [1980..2044] */
} tm_zip;
typedef struct
{
tm_zip tmz_date; /* date in understandable format */
uLong dosDate; /* if dos_date == 0, tmu_date is used */
uLong internal_fa; /* internal file attributes 2 bytes */
uLong external_fa; /* external file attributes 4 bytes */
} zip_fileinfo;
#define APPEND_STATUS_CREATE (0)
#define APPEND_STATUS_CREATEAFTER (1)
#define APPEND_STATUS_ADDINZIP (2)
/***************************************************************************/
/* Writing a zip file */
extern zipFile ZEXPORT zipOpen OF((const char *pathname, int append));
extern zipFile ZEXPORT zipOpen64 OF((const void *pathname, int append));
/* Create a zipfile.
pathname should contain the full pathname (by example, on a Windows XP computer
"c:\\zlib\\zlib113.zip" or on an Unix computer "zlib/zlib113.zip".
return NULL if zipfile cannot be opened
return zipFile handle if no error
If the file pathname exist and append == APPEND_STATUS_CREATEAFTER, the zip
will be created at the end of the file. (useful if the file contain a self extractor code)
If the file pathname exist and append == APPEND_STATUS_ADDINZIP, we will add files in existing
zip (be sure you don't add file that doesn't exist)
NOTE: There is no delete function into a zipfile. If you want delete file into a zipfile,
you must open a zipfile, and create another. Of course, you can use RAW reading and writing to copy
the file you did not want delete. */
extern zipFile ZEXPORT zipOpen2 OF((const char *pathname, int append, const char ** globalcomment,
zlib_filefunc_def* pzlib_filefunc_def));
extern zipFile ZEXPORT zipOpen2_64 OF((const void *pathname, int append, const char ** globalcomment,
zlib_filefunc64_def* pzlib_filefunc_def));
extern zipFile ZEXPORT zipOpen3 OF((const char *pathname, int append, ZPOS64_T disk_size,
const char ** globalcomment, zlib_filefunc_def* pzlib_filefunc_def));
/* Same as zipOpen2 but allows specification of spanned zip size */
extern zipFile ZEXPORT zipOpen3_64 OF((const void *pathname, int append, ZPOS64_T disk_size,
const char ** globalcomment, zlib_filefunc64_def* pzlib_filefunc_def));
extern int ZEXPORT zipOpenNewFileInZip OF((zipFile file, const char* filename, const zip_fileinfo* zipfi,
const void* extrafield_local, uInt size_extrafield_local, const void* extrafield_global,
uInt size_extrafield_global, const char* comment, int method, int level));
/* Open a file in the ZIP for writing.
filename : the filename in zip (if NULL, '-' without quote will be used
*zipfi contain supplemental information
extrafield_local buffer to store the local header extra field data, can be NULL
size_extrafield_local size of extrafield_local buffer
extrafield_global buffer to store the global header extra field data, can be NULL
size_extrafield_global size of extrafield_local buffer
comment buffer for comment string
method contain the compression method (0 for store, Z_DEFLATED for deflate)
level contain the level of compression (can be Z_DEFAULT_COMPRESSION)
zip64 is set to 1 if a zip64 extended information block should be added to the local file header.
this MUST be '1' if the uncompressed size is >= 0xffffffff. */
extern int ZEXPORT zipOpenNewFileInZip64 OF((zipFile file, const char* filename, const zip_fileinfo* zipfi,
const void* extrafield_local, uInt size_extrafield_local, const void* extrafield_global,
uInt size_extrafield_global, const char* comment, int method, int level, int zip64));
/* Same as zipOpenNewFileInZip with zip64 support */
extern int ZEXPORT zipOpenNewFileInZip2 OF((zipFile file, const char* filename, const zip_fileinfo* zipfi,
const void* extrafield_local, uInt size_extrafield_local, const void* extrafield_global,
uInt size_extrafield_global, const char* comment, int method, int level, int raw));
/* Same as zipOpenNewFileInZip, except if raw=1, we write raw file */
extern int ZEXPORT zipOpenNewFileInZip2_64 OF((zipFile file, const char* filename, const zip_fileinfo* zipfi,
const void* extrafield_local, uInt size_extrafield_local, const void* extrafield_global,
uInt size_extrafield_global, const char* comment, int method, int level, int raw, int zip64));
/* Same as zipOpenNewFileInZip3 with zip64 support */
extern int ZEXPORT zipOpenNewFileInZip3 OF((zipFile file, const char* filename, const zip_fileinfo* zipfi,
const void* extrafield_local, uInt size_extrafield_local, const void* extrafield_global,
uInt size_extrafield_global, const char* comment, int method, int level, int raw, int windowBits, int memLevel,
int strategy, const char* password, uLong crcForCrypting));
/* Same as zipOpenNewFileInZip2, except
windowBits, memLevel, strategy : see parameter strategy in deflateInit2
password : crypting password (NULL for no crypting)
crcForCrypting : crc of file to compress (needed for crypting) */
extern int ZEXPORT zipOpenNewFileInZip3_64 OF((zipFile file, const char* filename, const zip_fileinfo* zipfi,
const void* extrafield_local, uInt size_extrafield_local, const void* extrafield_global,
uInt size_extrafield_global, const char* comment, int method, int level, int raw, int windowBits, int memLevel,
int strategy, const char* password, uLong crcForCrypting, int zip64));
/* Same as zipOpenNewFileInZip3 with zip64 support */
extern int ZEXPORT zipOpenNewFileInZip4 OF((zipFile file, const char* filename, const zip_fileinfo* zipfi,
const void* extrafield_local, uInt size_extrafield_local, const void* extrafield_global,
uInt size_extrafield_global, const char* comment, int method, int level, int raw, int windowBits, int memLevel,
int strategy, const char* password, uLong crcForCrypting, uLong versionMadeBy, uLong flagBase));
/* Same as zipOpenNewFileInZip3 except versionMadeBy & flag fields */
extern int ZEXPORT zipOpenNewFileInZip4_64 OF((zipFile file, const char* filename, const zip_fileinfo* zipfi,
const void* extrafield_local, uInt size_extrafield_local, const void* extrafield_global,
uInt size_extrafield_global, const char* comment, int method, int level, int raw, int windowBits, int memLevel,
int strategy, const char* password, uLong crcForCrypting, uLong versionMadeBy, uLong flagBase, int zip64));
/* Same as zipOpenNewFileInZip4 with zip64 support */
extern int ZEXPORT zipWriteInFileInZip OF((zipFile file, const void* buf, unsigned len));
/* Write data in the zipfile */
extern int ZEXPORT zipCloseFileInZip OF((zipFile file));
/* Close the current file in the zipfile */
extern int ZEXPORT zipCloseFileInZipRaw OF((zipFile file, uLong uncompressed_size, uLong crc32));
extern int ZEXPORT zipCloseFileInZipRaw64 OF((zipFile file, ZPOS64_T uncompressed_size, uLong crc32));
/* Close the current file in the zipfile, for file opened with parameter raw=1 in zipOpenNewFileInZip2
uncompressed_size and crc32 are value for the uncompressed size */
extern int ZEXPORT zipClose OF((zipFile file, const char* global_comment));
/* Close the zipfile */
extern int ZEXPORT zipClose_64 OF((zipFile file, const char* global_comment));
extern int ZEXPORT zipClose2_64 OF((zipFile file, const char* global_comment, uLong versionMadeBy));
/* Same as zipClose_64 except versionMadeBy field */
/***************************************************************************/
#ifdef __cplusplus
}
#endif
#endif /* _ZIP_H */