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Unified Diff: third_party/zlib/contrib/minizip/ioapi.c

Issue 8806004: Update zlib to 1.2.5. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src/
Patch Set: '' Created 9 years ago
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Index: third_party/zlib/contrib/minizip/ioapi.c
===================================================================
--- third_party/zlib/contrib/minizip/ioapi.c (revision 113739)
+++ third_party/zlib/contrib/minizip/ioapi.c (working copy)
@@ -1,77 +1,104 @@
-/* ioapi.c -- IO base function header for compress/uncompress .zip
- files using zlib + zip or unzip API
+/* ioapi.h -- IO base function header for compress/uncompress .zip
+ part of the MiniZip project - ( http://www.winimage.com/zLibDll/minizip.html )
- Version 1.01e, February 12th, 2005
+ Copyright (C) 1998-2010 Gilles Vollant (minizip) ( http://www.winimage.com/zLibDll/minizip.html )
- Copyright (C) 1998-2005 Gilles Vollant
+ Modifications for Zip64 support
+ Copyright (C) 2009-2010 Mathias Svensson ( http://result42.com )
+
+ For more info read MiniZip_info.txt
+
*/
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-
-#if defined(USE_SYSTEM_ZLIB)
-#include <zlib.h>
-#else
-#include "third_party/zlib/zlib.h"
+#if (defined(_WIN32))
+ #define _CRT_SECURE_NO_WARNINGS
#endif
#include "ioapi.h"
-/* I've found an old Unix (a SunOS 4.1.3_U1) without all SEEK_* defined.... */
+voidpf call_zopen64 (const zlib_filefunc64_32_def* pfilefunc,const void*filename,int mode)
+{
+ if (pfilefunc->zfile_func64.zopen64_file != NULL)
+ return (*(pfilefunc->zfile_func64.zopen64_file)) (pfilefunc->zfile_func64.opaque,filename,mode);
+ else
+ {
+ return (*(pfilefunc->zopen32_file))(pfilefunc->zfile_func64.opaque,(const char*)filename,mode);
+ }
+}
-#ifndef SEEK_CUR
-#define SEEK_CUR 1
-#endif
+long call_zseek64 (const zlib_filefunc64_32_def* pfilefunc,voidpf filestream, ZPOS64_T offset, int origin)
+{
+ if (pfilefunc->zfile_func64.zseek64_file != NULL)
+ return (*(pfilefunc->zfile_func64.zseek64_file)) (pfilefunc->zfile_func64.opaque,filestream,offset,origin);
+ else
+ {
+ uLong offsetTruncated = (uLong)offset;
+ if (offsetTruncated != offset)
+ return -1;
+ else
+ return (*(pfilefunc->zseek32_file))(pfilefunc->zfile_func64.opaque,filestream,offsetTruncated,origin);
+ }
+}
-#ifndef SEEK_END
-#define SEEK_END 2
-#endif
+ZPOS64_T call_ztell64 (const zlib_filefunc64_32_def* pfilefunc,voidpf filestream)
+{
+ if (pfilefunc->zfile_func64.zseek64_file != NULL)
+ return (*(pfilefunc->zfile_func64.ztell64_file)) (pfilefunc->zfile_func64.opaque,filestream);
+ else
+ {
+ uLong tell_uLong = (*(pfilefunc->ztell32_file))(pfilefunc->zfile_func64.opaque,filestream);
+ if ((tell_uLong) == ((uLong)-1))
+ return (ZPOS64_T)-1;
+ else
+ return tell_uLong;
+ }
+}
-#ifndef SEEK_SET
-#define SEEK_SET 0
-#endif
+void fill_zlib_filefunc64_32_def_from_filefunc32(zlib_filefunc64_32_def* p_filefunc64_32,const zlib_filefunc_def* p_filefunc32)
+{
+ p_filefunc64_32->zfile_func64.zopen64_file = NULL;
+ p_filefunc64_32->zopen32_file = p_filefunc32->zopen_file;
+ p_filefunc64_32->zfile_func64.zerror_file = p_filefunc32->zerror_file;
+ p_filefunc64_32->zfile_func64.zread_file = p_filefunc32->zread_file;
+ p_filefunc64_32->zfile_func64.zwrite_file = p_filefunc32->zwrite_file;
+ p_filefunc64_32->zfile_func64.ztell64_file = NULL;
+ p_filefunc64_32->zfile_func64.zseek64_file = NULL;
+ p_filefunc64_32->zfile_func64.zclose_file = p_filefunc32->zclose_file;
+ p_filefunc64_32->zfile_func64.zerror_file = p_filefunc32->zerror_file;
+ p_filefunc64_32->zfile_func64.opaque = p_filefunc32->opaque;
+ p_filefunc64_32->zseek32_file = p_filefunc32->zseek_file;
+ p_filefunc64_32->ztell32_file = p_filefunc32->ztell_file;
+}
-voidpf ZCALLBACK fopen_file_func OF((
- voidpf opaque,
- const char* filename,
- int mode));
-uLong ZCALLBACK fread_file_func OF((
- voidpf opaque,
- voidpf stream,
- void* buf,
- uLong size));
-uLong ZCALLBACK fwrite_file_func OF((
- voidpf opaque,
- voidpf stream,
- const void* buf,
- uLong size));
+static voidpf ZCALLBACK fopen_file_func OF((voidpf opaque, const char* filename, int mode));
+static uLong ZCALLBACK fread_file_func OF((voidpf opaque, voidpf stream, void* buf, uLong size));
+static uLong ZCALLBACK fwrite_file_func OF((voidpf opaque, voidpf stream, const void* buf,uLong size));
+static ZPOS64_T ZCALLBACK ftell64_file_func OF((voidpf opaque, voidpf stream));
+static long ZCALLBACK fseek64_file_func OF((voidpf opaque, voidpf stream, ZPOS64_T offset, int origin));
+static int ZCALLBACK fclose_file_func OF((voidpf opaque, voidpf stream));
+static int ZCALLBACK ferror_file_func OF((voidpf opaque, voidpf stream));
-long ZCALLBACK ftell_file_func OF((
- voidpf opaque,
- voidpf stream));
+static voidpf ZCALLBACK fopen_file_func (voidpf opaque, const char* filename, int mode)
+{
+ FILE* file = NULL;
+ const char* mode_fopen = NULL;
+ if ((mode & ZLIB_FILEFUNC_MODE_READWRITEFILTER)==ZLIB_FILEFUNC_MODE_READ)
+ mode_fopen = "rb";
+ else
+ if (mode & ZLIB_FILEFUNC_MODE_EXISTING)
+ mode_fopen = "r+b";
+ else
+ if (mode & ZLIB_FILEFUNC_MODE_CREATE)
+ mode_fopen = "wb";
-long ZCALLBACK fseek_file_func OF((
- voidpf opaque,
- voidpf stream,
- uLong offset,
- int origin));
+ if ((filename!=NULL) && (mode_fopen != NULL))
+ file = fopen(filename, mode_fopen);
+ return file;
+}
-int ZCALLBACK fclose_file_func OF((
- voidpf opaque,
- voidpf stream));
-
-int ZCALLBACK ferror_file_func OF((
- voidpf opaque,
- voidpf stream));
-
-
-voidpf ZCALLBACK fopen_file_func (opaque, filename, mode)
- voidpf opaque;
- const char* filename;
- int mode;
+static voidpf ZCALLBACK fopen64_file_func (voidpf opaque, const void* filename, int mode)
{
FILE* file = NULL;
const char* mode_fopen = NULL;
@@ -85,49 +112,42 @@
mode_fopen = "wb";
if ((filename!=NULL) && (mode_fopen != NULL))
- file = fopen(filename, mode_fopen);
+ file = fopen64((const char*)filename, mode_fopen);
return file;
}
-uLong ZCALLBACK fread_file_func (opaque, stream, buf, size)
- voidpf opaque;
- voidpf stream;
- void* buf;
- uLong size;
+static uLong ZCALLBACK fread_file_func (voidpf opaque, voidpf stream, void* buf, uLong size)
{
uLong ret;
ret = (uLong)fread(buf, 1, (size_t)size, (FILE *)stream);
return ret;
}
-
-uLong ZCALLBACK fwrite_file_func (opaque, stream, buf, size)
- voidpf opaque;
- voidpf stream;
- const void* buf;
- uLong size;
+static uLong ZCALLBACK fwrite_file_func (voidpf opaque, voidpf stream, const void* buf, uLong size)
{
uLong ret;
ret = (uLong)fwrite(buf, 1, (size_t)size, (FILE *)stream);
return ret;
}
-long ZCALLBACK ftell_file_func (opaque, stream)
- voidpf opaque;
- voidpf stream;
+static long ZCALLBACK ftell_file_func (voidpf opaque, voidpf stream)
{
long ret;
ret = ftell((FILE *)stream);
return ret;
}
-long ZCALLBACK fseek_file_func (opaque, stream, offset, origin)
- voidpf opaque;
- voidpf stream;
- uLong offset;
- int origin;
+
+static ZPOS64_T ZCALLBACK ftell64_file_func (voidpf opaque, voidpf stream)
{
+ ZPOS64_T ret;
+ ret = ftello64((FILE *)stream);
+ return ret;
+}
+
+static long ZCALLBACK fseek_file_func (voidpf opaque, voidpf stream, uLong offset, int origin)
+{
int fseek_origin=0;
long ret;
switch (origin)
@@ -144,22 +164,45 @@
default: return -1;
}
ret = 0;
- fseek((FILE *)stream, offset, fseek_origin);
+ if (fseek((FILE *)stream, offset, fseek_origin) != 0)
+ ret = -1;
return ret;
}
-int ZCALLBACK fclose_file_func (opaque, stream)
- voidpf opaque;
- voidpf stream;
+static long ZCALLBACK fseek64_file_func (voidpf opaque, voidpf stream, ZPOS64_T offset, int origin)
{
+ int fseek_origin=0;
+ long ret;
+ switch (origin)
+ {
+ case ZLIB_FILEFUNC_SEEK_CUR :
+ fseek_origin = SEEK_CUR;
+ break;
+ case ZLIB_FILEFUNC_SEEK_END :
+ fseek_origin = SEEK_END;
+ break;
+ case ZLIB_FILEFUNC_SEEK_SET :
+ fseek_origin = SEEK_SET;
+ break;
+ default: return -1;
+ }
+ ret = 0;
+
+ if(fseeko64((FILE *)stream, offset, fseek_origin) != 0)
+ ret = -1;
+
+ return ret;
+}
+
+
+static int ZCALLBACK fclose_file_func (voidpf opaque, voidpf stream)
+{
int ret;
ret = fclose((FILE *)stream);
return ret;
}
-int ZCALLBACK ferror_file_func (opaque, stream)
- voidpf opaque;
- voidpf stream;
+static int ZCALLBACK ferror_file_func (voidpf opaque, voidpf stream)
{
int ret;
ret = ferror((FILE *)stream);
@@ -178,3 +221,15 @@
pzlib_filefunc_def->zerror_file = ferror_file_func;
pzlib_filefunc_def->opaque = NULL;
}
+
+void fill_fopen64_filefunc (zlib_filefunc64_def* pzlib_filefunc_def)
+{
+ pzlib_filefunc_def->zopen64_file = fopen64_file_func;
+ pzlib_filefunc_def->zread_file = fread_file_func;
+ pzlib_filefunc_def->zwrite_file = fwrite_file_func;
+ pzlib_filefunc_def->ztell64_file = ftell64_file_func;
+ pzlib_filefunc_def->zseek64_file = fseek64_file_func;
+ pzlib_filefunc_def->zclose_file = fclose_file_func;
+ pzlib_filefunc_def->zerror_file = ferror_file_func;
+ pzlib_filefunc_def->opaque = NULL;
+}
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