source: rtems/cpukit/zlib/contrib/minizip/zip.h @ 8198f69

4.115
Last change on this file since 8198f69 was 8198f69, checked in by Ralf Corsepius <ralf.corsepius@…>, on 03/18/11 at 10:10:55

Import zlib-1.2.3
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File size: 8.6 KB
Line 
1/* zip.h -- IO for compress .zip files using zlib
2   Version 1.01e, February 12th, 2005
3
4   Copyright (C) 1998-2005 Gilles Vollant
5
6   This unzip package allow creates .ZIP file, compatible with PKZip 2.04g
7     WinZip, InfoZip tools and compatible.
8   Multi volume ZipFile (span) are not supported.
9   Encryption compatible with pkzip 2.04g only supported
10   Old compressions used by old PKZip 1.x are not supported
11
12  For uncompress .zip file, look at unzip.h
13
14
15   I WAIT FEEDBACK at mail info@winimage.com
16   Visit also http://www.winimage.com/zLibDll/unzip.html for evolution
17
18   Condition of use and distribution are the same than zlib :
19
20  This software is provided 'as-is', without any express or implied
21  warranty.  In no event will the authors be held liable for any damages
22  arising from the use of this software.
23
24  Permission is granted to anyone to use this software for any purpose,
25  including commercial applications, and to alter it and redistribute it
26  freely, subject to the following restrictions:
27
28  1. The origin of this software must not be misrepresented; you must not
29     claim that you wrote the original software. If you use this software
30     in a product, an acknowledgment in the product documentation would be
31     appreciated but is not required.
32  2. Altered source versions must be plainly marked as such, and must not be
33     misrepresented as being the original software.
34  3. This notice may not be removed or altered from any source distribution.
35
36
37*/
38
39/* for more info about .ZIP format, see
40      http://www.info-zip.org/pub/infozip/doc/appnote-981119-iz.zip
41      http://www.info-zip.org/pub/infozip/doc/
42   PkWare has also a specification at :
43      ftp://ftp.pkware.com/probdesc.zip
44*/
45
46#ifndef _zip_H
47#define _zip_H
48
49#ifdef __cplusplus
50extern "C" {
51#endif
52
53#ifndef _ZLIB_H
54#include "zlib.h"
55#endif
56
57#ifndef _ZLIBIOAPI_H
58#include "ioapi.h"
59#endif
60
61#if defined(STRICTZIP) || defined(STRICTZIPUNZIP)
62/* like the STRICT of WIN32, we define a pointer that cannot be converted
63    from (void*) without cast */
64typedef struct TagzipFile__ { int unused; } zipFile__;
65typedef zipFile__ *zipFile;
66#else
67typedef voidp zipFile;
68#endif
69
70#define ZIP_OK                          (0)
71#define ZIP_EOF                         (0)
72#define ZIP_ERRNO                       (Z_ERRNO)
73#define ZIP_PARAMERROR                  (-102)
74#define ZIP_BADZIPFILE                  (-103)
75#define ZIP_INTERNALERROR               (-104)
76
77#ifndef DEF_MEM_LEVEL
78#  if MAX_MEM_LEVEL >= 8
79#    define DEF_MEM_LEVEL 8
80#  else
81#    define DEF_MEM_LEVEL  MAX_MEM_LEVEL
82#  endif
83#endif
84/* default memLevel */
85
86/* tm_zip contain date/time info */
87typedef struct tm_zip_s
88{
89    uInt tm_sec;            /* seconds after the minute - [0,59] */
90    uInt tm_min;            /* minutes after the hour - [0,59] */
91    uInt tm_hour;           /* hours since midnight - [0,23] */
92    uInt tm_mday;           /* day of the month - [1,31] */
93    uInt tm_mon;            /* months since January - [0,11] */
94    uInt tm_year;           /* years - [1980..2044] */
95} tm_zip;
96
97typedef struct
98{
99    tm_zip      tmz_date;       /* date in understandable format           */
100    uLong       dosDate;       /* if dos_date == 0, tmu_date is used      */
101/*    uLong       flag;        */   /* general purpose bit flag        2 bytes */
102
103    uLong       internal_fa;    /* internal file attributes        2 bytes */
104    uLong       external_fa;    /* external file attributes        4 bytes */
105} zip_fileinfo;
106
107typedef const char* zipcharpc;
108
109
110#define APPEND_STATUS_CREATE        (0)
111#define APPEND_STATUS_CREATEAFTER   (1)
112#define APPEND_STATUS_ADDINZIP      (2)
113
114extern zipFile ZEXPORT zipOpen OF((const char *pathname, int append));
115/*
116  Create a zipfile.
117     pathname contain on Windows XP a filename like "c:\\zlib\\zlib113.zip" or on
118       an Unix computer "zlib/zlib113.zip".
119     if the file pathname exist and append==APPEND_STATUS_CREATEAFTER, the zip
120       will be created at the end of the file.
121         (useful if the file contain a self extractor code)
122     if the file pathname exist and append==APPEND_STATUS_ADDINZIP, we will
123       add files in existing zip (be sure you don't add file that doesn't exist)
124     If the zipfile cannot be opened, the return value is NULL.
125     Else, the return value is a zipFile Handle, usable with other function
126       of this zip package.
127*/
128
129/* Note : there is no delete function into a zipfile.
130   If you want delete file into a zipfile, you must open a zipfile, and create another
131   Of couse, you can use RAW reading and writing to copy the file you did not want delte
132*/
133
134extern zipFile ZEXPORT zipOpen2 OF((const char *pathname,
135                                   int append,
136                                   zipcharpc* globalcomment,
137                                   zlib_filefunc_def* pzlib_filefunc_def));
138
139extern int ZEXPORT zipOpenNewFileInZip OF((zipFile file,
140                       const char* filename,
141                       const zip_fileinfo* zipfi,
142                       const void* extrafield_local,
143                       uInt size_extrafield_local,
144                       const void* extrafield_global,
145                       uInt size_extrafield_global,
146                       const char* comment,
147                       int method,
148                       int level));
149/*
150  Open a file in the ZIP for writing.
151  filename : the filename in zip (if NULL, '-' without quote will be used
152  *zipfi contain supplemental information
153  if extrafield_local!=NULL and size_extrafield_local>0, extrafield_local
154    contains the extrafield data the the local header
155  if extrafield_global!=NULL and size_extrafield_global>0, extrafield_global
156    contains the extrafield data the the local header
157  if comment != NULL, comment contain the comment string
158  method contain the compression method (0 for store, Z_DEFLATED for deflate)
159  level contain the level of compression (can be Z_DEFAULT_COMPRESSION)
160*/
161
162
163extern int ZEXPORT zipOpenNewFileInZip2 OF((zipFile file,
164                                            const char* filename,
165                                            const zip_fileinfo* zipfi,
166                                            const void* extrafield_local,
167                                            uInt size_extrafield_local,
168                                            const void* extrafield_global,
169                                            uInt size_extrafield_global,
170                                            const char* comment,
171                                            int method,
172                                            int level,
173                                            int raw));
174
175/*
176  Same than zipOpenNewFileInZip, except if raw=1, we write raw file
177 */
178
179extern int ZEXPORT zipOpenNewFileInZip3 OF((zipFile file,
180                                            const char* filename,
181                                            const zip_fileinfo* zipfi,
182                                            const void* extrafield_local,
183                                            uInt size_extrafield_local,
184                                            const void* extrafield_global,
185                                            uInt size_extrafield_global,
186                                            const char* comment,
187                                            int method,
188                                            int level,
189                                            int raw,
190                                            int windowBits,
191                                            int memLevel,
192                                            int strategy,
193                                            const char* password,
194                                            uLong crcForCtypting));
195
196/*
197  Same than zipOpenNewFileInZip2, except
198    windowBits,memLevel,,strategy : see parameter strategy in deflateInit2
199    password : crypting password (NULL for no crypting)
200    crcForCtypting : crc of file to compress (needed for crypting)
201 */
202
203
204extern int ZEXPORT zipWriteInFileInZip OF((zipFile file,
205                       const void* buf,
206                       unsigned len));
207/*
208  Write data in the zipfile
209*/
210
211extern int ZEXPORT zipCloseFileInZip OF((zipFile file));
212/*
213  Close the current file in the zipfile
214*/
215
216extern int ZEXPORT zipCloseFileInZipRaw OF((zipFile file,
217                                            uLong uncompressed_size,
218                                            uLong crc32));
219/*
220  Close the current file in the zipfile, for fiel opened with
221    parameter raw=1 in zipOpenNewFileInZip2
222  uncompressed_size and crc32 are value for the uncompressed size
223*/
224
225extern int ZEXPORT zipClose OF((zipFile file,
226                const char* global_comment));
227/*
228  Close the zipfile
229*/
230
231#ifdef __cplusplus
232}
233#endif
234
235#endif /* _zip_H */
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