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authorPetr Mrázek <peterix@gmail.com>2013-01-11 02:25:40 +0100
committerPetr Mrázek <peterix@gmail.com>2013-01-11 02:25:40 +0100
commitb1d00fce8da901b31fa52ea59b4bc3c8edb9d9cc (patch)
treef7c909b4080e6d1868e601609741450330dc9a1e /quazip/zip.c
parentd6d5c86a736537828a59ddc6389d5d0490942f8c (diff)
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CMake build system, big pile of libs: bspatch, quazip, java, the launcher
Diffstat (limited to 'quazip/zip.c')
-rw-r--r--quazip/zip.c1281
1 files changed, 1281 insertions, 0 deletions
diff --git a/quazip/zip.c b/quazip/zip.c
new file mode 100644
index 00000000..bf8c0a10
--- /dev/null
+++ b/quazip/zip.c
@@ -0,0 +1,1281 @@
+/* zip.c -- IO on .zip files using zlib
+ Version 1.01e, February 12th, 2005
+
+ 27 Dec 2004 Rolf Kalbermatter
+ Modification to zipOpen2 to support globalComment retrieval.
+
+ Copyright (C) 1998-2005 Gilles Vollant
+
+ Read zip.h for more info
+
+ Modified by Sergey A. Tachenov to integrate with Qt.
+*/
+
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <time.h>
+#include "zlib.h"
+#include "zip.h"
+#include "quazip_global.h"
+
+#ifdef STDC
+# include <stddef.h>
+# include <string.h>
+# include <stdlib.h>
+#endif
+#ifdef NO_ERRNO_H
+ extern int errno;
+#else
+# include <errno.h>
+#endif
+
+
+#ifndef local
+# define local static
+#endif
+/* compile with -Dlocal if your debugger can't find static symbols */
+
+#ifndef VERSIONMADEBY
+# define VERSIONMADEBY (0x031e) /* best for standard pkware crypt */
+#endif
+
+#ifndef Z_BUFSIZE
+#define Z_BUFSIZE (16384)
+#endif
+
+#ifndef Z_MAXFILENAMEINZIP
+#define Z_MAXFILENAMEINZIP (256)
+#endif
+
+#ifndef ALLOC
+# define ALLOC(size) (malloc(size))
+#endif
+#ifndef TRYFREE
+# define TRYFREE(p) {if (p) free(p);}
+#endif
+
+/*
+#define SIZECENTRALDIRITEM (0x2e)
+#define SIZEZIPLOCALHEADER (0x1e)
+*/
+
+/* I've found an old Unix (a SunOS 4.1.3_U1) without all SEEK_* defined.... */
+
+#ifndef SEEK_CUR
+#define SEEK_CUR 1
+#endif
+
+#ifndef SEEK_END
+#define SEEK_END 2
+#endif
+
+#ifndef SEEK_SET
+#define SEEK_SET 0
+#endif
+
+#ifndef DEF_MEM_LEVEL
+#if MAX_MEM_LEVEL >= 8
+# define DEF_MEM_LEVEL 8
+#else
+# define DEF_MEM_LEVEL MAX_MEM_LEVEL
+#endif
+#endif
+const char zip_copyright[] =
+ " zip 1.01 Copyright 1998-2004 Gilles Vollant - http://www.winimage.com/zLibDll";
+
+
+#define SIZEDATA_INDATABLOCK (4096-(4*4))
+
+#define LOCALHEADERMAGIC (0x04034b50)
+#define DESCRIPTORHEADERMAGIC (0x08074b50)
+#define CENTRALHEADERMAGIC (0x02014b50)
+#define ENDHEADERMAGIC (0x06054b50)
+
+#define FLAG_LOCALHEADER_OFFSET (0x06)
+#define CRC_LOCALHEADER_OFFSET (0x0e)
+
+#define SIZECENTRALHEADER (0x2e) /* 46 */
+
+typedef struct linkedlist_datablock_internal_s
+{
+ struct linkedlist_datablock_internal_s* next_datablock;
+ uLong avail_in_this_block;
+ uLong filled_in_this_block;
+ uLong unused; /* for future use and alignement */
+ unsigned char data[SIZEDATA_INDATABLOCK];
+} linkedlist_datablock_internal;
+
+typedef struct linkedlist_data_s
+{
+ linkedlist_datablock_internal* first_block;
+ linkedlist_datablock_internal* last_block;
+} linkedlist_data;
+
+
+typedef struct
+{
+ z_stream stream; /* zLib stream structure for inflate */
+ int stream_initialised; /* 1 is stream is initialised */
+ uInt pos_in_buffered_data; /* last written byte in buffered_data */
+
+ uLong pos_local_header; /* offset of the local header of the file
+ currenty writing */
+ char* central_header; /* central header data for the current file */
+ uLong size_centralheader; /* size of the central header for cur file */
+ uLong flag; /* flag of the file currently writing */
+
+ int method; /* compression method of file currenty wr.*/
+ int raw; /* 1 for directly writing raw data */
+ Byte buffered_data[Z_BUFSIZE];/* buffer contain compressed data to be writ*/
+ uLong dosDate;
+ uLong crc32;
+ int encrypt;
+#ifndef NOCRYPT
+ unsigned long keys[3]; /* keys defining the pseudo-random sequence */
+ const unsigned long* pcrc_32_tab;
+ int crypt_header_size;
+#endif
+} curfile_info;
+
+typedef struct
+{
+ zlib_filefunc_def z_filefunc;
+ voidpf filestream; /* io structore of the zipfile */
+ linkedlist_data central_dir;/* datablock with central dir in construction*/
+ int in_opened_file_inzip; /* 1 if a file in the zip is currently writ.*/
+ curfile_info ci; /* info on the file curretly writing */
+
+ uLong begin_pos; /* position of the beginning of the zipfile */
+ uLong add_position_when_writting_offset;
+ uLong number_entry;
+#ifndef NO_ADDFILEINEXISTINGZIP
+ char *globalcomment;
+#endif
+ unsigned flags;
+} zip_internal;
+
+
+
+#ifndef NOCRYPT
+#define INCLUDECRYPTINGCODE_IFCRYPTALLOWED
+#include "crypt.h"
+#endif
+
+local linkedlist_datablock_internal* allocate_new_datablock()
+{
+ linkedlist_datablock_internal* ldi;
+ ldi = (linkedlist_datablock_internal*)
+ ALLOC(sizeof(linkedlist_datablock_internal));
+ if (ldi!=NULL)
+ {
+ ldi->next_datablock = NULL ;
+ ldi->filled_in_this_block = 0 ;
+ ldi->avail_in_this_block = SIZEDATA_INDATABLOCK ;
+ }
+ return ldi;
+}
+
+local void free_datablock(ldi)
+ linkedlist_datablock_internal* ldi;
+{
+ while (ldi!=NULL)
+ {
+ linkedlist_datablock_internal* ldinext = ldi->next_datablock;
+ TRYFREE(ldi);
+ ldi = ldinext;
+ }
+}
+
+local void init_linkedlist(ll)
+ linkedlist_data* ll;
+{
+ ll->first_block = ll->last_block = NULL;
+}
+
+#if 0 // unused
+local void free_linkedlist(ll)
+ linkedlist_data* ll;
+{
+ free_datablock(ll->first_block);
+ ll->first_block = ll->last_block = NULL;
+}
+#endif
+
+local int add_data_in_datablock(ll,buf,len)
+ linkedlist_data* ll;
+ const void* buf;
+ uLong len;
+{
+ linkedlist_datablock_internal* ldi;
+ const unsigned char* from_copy;
+
+ if (ll==NULL)
+ return ZIP_INTERNALERROR;
+
+ if (ll->last_block == NULL)
+ {
+ ll->first_block = ll->last_block = allocate_new_datablock();
+ if (ll->first_block == NULL)
+ return ZIP_INTERNALERROR;
+ }
+
+ ldi = ll->last_block;
+ from_copy = (unsigned char*)buf;
+
+ while (len>0)
+ {
+ uInt copy_this;
+ uInt i;
+ unsigned char* to_copy;
+
+ if (ldi->avail_in_this_block==0)
+ {
+ ldi->next_datablock = allocate_new_datablock();
+ if (ldi->next_datablock == NULL)
+ return ZIP_INTERNALERROR;
+ ldi = ldi->next_datablock ;
+ ll->last_block = ldi;
+ }
+
+ if (ldi->avail_in_this_block < len)
+ copy_this = (uInt)ldi->avail_in_this_block;
+ else
+ copy_this = (uInt)len;
+
+ to_copy = &(ldi->data[ldi->filled_in_this_block]);
+
+ for (i=0;i<copy_this;i++)
+ *(to_copy+i)=*(from_copy+i);
+
+ ldi->filled_in_this_block += copy_this;
+ ldi->avail_in_this_block -= copy_this;
+ from_copy += copy_this ;
+ len -= copy_this;
+ }
+ return ZIP_OK;
+}
+
+
+
+/****************************************************************************/
+
+#ifndef NO_ADDFILEINEXISTINGZIP
+/* ===========================================================================
+ Inputs a long in LSB order to the given file
+ nbByte == 1, 2 or 4 (byte, short or long)
+*/
+
+local int ziplocal_putValue OF((const zlib_filefunc_def* pzlib_filefunc_def,
+ voidpf filestream, uLong x, int nbByte));
+local int ziplocal_putValue (pzlib_filefunc_def, filestream, x, nbByte)
+ const zlib_filefunc_def* pzlib_filefunc_def;
+ voidpf filestream;
+ uLong x;
+ int nbByte;
+{
+ unsigned char buf[4];
+ int n;
+ for (n = 0; n < nbByte; n++)
+ {
+ buf[n] = (unsigned char)(x & 0xff);
+ x >>= 8;
+ }
+ if (x != 0)
+ { /* data overflow - hack for ZIP64 (X Roche) */
+ for (n = 0; n < nbByte; n++)
+ {
+ buf[n] = 0xff;
+ }
+ }
+
+ if (ZWRITE(*pzlib_filefunc_def,filestream,buf,nbByte)!=(uLong)nbByte)
+ return ZIP_ERRNO;
+ else
+ return ZIP_OK;
+}
+
+local void ziplocal_putValue_inmemory OF((void* dest, uLong x, int nbByte));
+local void ziplocal_putValue_inmemory (dest, x, nbByte)
+ void* dest;
+ uLong x;
+ int nbByte;
+{
+ unsigned char* buf=(unsigned char*)dest;
+ int n;
+ for (n = 0; n < nbByte; n++) {
+ buf[n] = (unsigned char)(x & 0xff);
+ x >>= 8;
+ }
+
+ if (x != 0)
+ { /* data overflow - hack for ZIP64 */
+ for (n = 0; n < nbByte; n++)
+ {
+ buf[n] = 0xff;
+ }
+ }
+}
+
+/****************************************************************************/
+
+
+local uLong ziplocal_TmzDateToDosDate(ptm,dosDate)
+ const tm_zip* ptm;
+ uLong dosDate UNUSED;
+{
+ uLong year = (uLong)ptm->tm_year;
+ if (year>1980)
+ year-=1980;
+ else if (year>80)
+ year-=80;
+ return
+ (uLong) (((ptm->tm_mday) + (32 * (ptm->tm_mon+1)) + (512 * year)) << 16) |
+ ((ptm->tm_sec/2) + (32* ptm->tm_min) + (2048 * (uLong)ptm->tm_hour));
+}
+
+
+/****************************************************************************/
+
+local int ziplocal_getByte OF((
+ const zlib_filefunc_def* pzlib_filefunc_def,
+ voidpf filestream,
+ int *pi));
+
+local int ziplocal_getByte(pzlib_filefunc_def,filestream,pi)
+ const zlib_filefunc_def* pzlib_filefunc_def;
+ voidpf filestream;
+ int *pi;
+{
+ unsigned char c;
+ int err = (int)ZREAD(*pzlib_filefunc_def,filestream,&c,1);
+ if (err==1)
+ {
+ *pi = (int)c;
+ return ZIP_OK;
+ }
+ else
+ {
+ if (ZERROR(*pzlib_filefunc_def,filestream))
+ return ZIP_ERRNO;
+ else
+ return ZIP_EOF;
+ }
+}
+
+
+/* ===========================================================================
+ Reads a long in LSB order from the given gz_stream. Sets
+*/
+local int ziplocal_getShort OF((
+ const zlib_filefunc_def* pzlib_filefunc_def,
+ voidpf filestream,
+ uLong *pX));
+
+local int ziplocal_getShort (pzlib_filefunc_def,filestream,pX)
+ const zlib_filefunc_def* pzlib_filefunc_def;
+ voidpf filestream;
+ uLong *pX;
+{
+ uLong x ;
+ int i;
+ int err;
+
+ err = ziplocal_getByte(pzlib_filefunc_def,filestream,&i);
+ x = (uLong)i;
+
+ if (err==ZIP_OK)
+ err = ziplocal_getByte(pzlib_filefunc_def,filestream,&i);
+ x += ((uLong)i)<<8;
+
+ if (err==ZIP_OK)
+ *pX = x;
+ else
+ *pX = 0;
+ return err;
+}
+
+local int ziplocal_getLong OF((
+ const zlib_filefunc_def* pzlib_filefunc_def,
+ voidpf filestream,
+ uLong *pX));
+
+local int ziplocal_getLong (pzlib_filefunc_def,filestream,pX)
+ const zlib_filefunc_def* pzlib_filefunc_def;
+ voidpf filestream;
+ uLong *pX;
+{
+ uLong x ;
+ int i;
+ int err;
+
+ err = ziplocal_getByte(pzlib_filefunc_def,filestream,&i);
+ x = (uLong)i;
+
+ if (err==ZIP_OK)
+ err = ziplocal_getByte(pzlib_filefunc_def,filestream,&i);
+ x += ((uLong)i)<<8;
+
+ if (err==ZIP_OK)
+ err = ziplocal_getByte(pzlib_filefunc_def,filestream,&i);
+ x += ((uLong)i)<<16;
+
+ if (err==ZIP_OK)
+ err = ziplocal_getByte(pzlib_filefunc_def,filestream,&i);
+ x += ((uLong)i)<<24;
+
+ if (err==ZIP_OK)
+ *pX = x;
+ else
+ *pX = 0;
+ return err;
+}
+
+#ifndef BUFREADCOMMENT
+#define BUFREADCOMMENT (0x400)
+#endif
+/*
+ Locate the Central directory of a zipfile (at the end, just before
+ the global comment)
+*/
+local uLong ziplocal_SearchCentralDir OF((
+ const zlib_filefunc_def* pzlib_filefunc_def,
+ voidpf filestream));
+
+local uLong ziplocal_SearchCentralDir(pzlib_filefunc_def,filestream)
+ const zlib_filefunc_def* pzlib_filefunc_def;
+ voidpf filestream;
+{
+ unsigned char* buf;
+ uLong uSizeFile;
+ uLong uBackRead;
+ uLong uMaxBack=0xffff; /* maximum size of global comment */
+ uLong uPosFound=0;
+
+ if (ZSEEK(*pzlib_filefunc_def,filestream,0,ZLIB_FILEFUNC_SEEK_END) != 0)
+ return 0;
+
+
+ uSizeFile = ZTELL(*pzlib_filefunc_def,filestream);
+
+ if (uMaxBack>uSizeFile)
+ uMaxBack = uSizeFile;
+
+ buf = (unsigned char*)ALLOC(BUFREADCOMMENT+4);
+ if (buf==NULL)
+ return 0;
+
+ uBackRead = 4;
+ while (uBackRead<uMaxBack)
+ {
+ uLong uReadSize,uReadPos ;
+ int i;
+ if (uBackRead+BUFREADCOMMENT>uMaxBack)
+ uBackRead = uMaxBack;
+ else
+ uBackRead+=BUFREADCOMMENT;
+ uReadPos = uSizeFile-uBackRead ;
+
+ uReadSize = ((BUFREADCOMMENT+4) < (uSizeFile-uReadPos)) ?
+ (BUFREADCOMMENT+4) : (uSizeFile-uReadPos);
+ if (ZSEEK(*pzlib_filefunc_def,filestream,uReadPos,ZLIB_FILEFUNC_SEEK_SET)!=0)
+ break;
+
+ if (ZREAD(*pzlib_filefunc_def,filestream,buf,uReadSize)!=uReadSize)
+ break;
+
+ for (i=(int)uReadSize-3; (i--)>0;)
+ if (((*(buf+i))==0x50) && ((*(buf+i+1))==0x4b) &&
+ ((*(buf+i+2))==0x05) && ((*(buf+i+3))==0x06))
+ {
+ uPosFound = uReadPos+i;
+ break;
+ }
+
+ if (uPosFound!=0)
+ break;
+ }
+ TRYFREE(buf);
+ return uPosFound;
+}
+#endif /* !NO_ADDFILEINEXISTINGZIP*/
+
+/************************************************************/
+extern zipFile ZEXPORT zipOpen2 (file, append, globalcomment, pzlib_filefunc_def)
+ voidpf file;
+ int append;
+ zipcharpc* globalcomment;
+ zlib_filefunc_def* pzlib_filefunc_def;
+{
+ zip_internal ziinit;
+ zip_internal* zi;
+ int err=ZIP_OK;
+
+
+ if (pzlib_filefunc_def==NULL)
+ fill_qiodevice_filefunc(&ziinit.z_filefunc);
+ else
+ ziinit.z_filefunc = *pzlib_filefunc_def;
+
+ ziinit.filestream = (*(ziinit.z_filefunc.zopen_file))
+ (ziinit.z_filefunc.opaque,
+ file,
+ (append == APPEND_STATUS_CREATE) ?
+ (ZLIB_FILEFUNC_MODE_READ | ZLIB_FILEFUNC_MODE_WRITE | ZLIB_FILEFUNC_MODE_CREATE) :
+ (ZLIB_FILEFUNC_MODE_READ | ZLIB_FILEFUNC_MODE_WRITE | ZLIB_FILEFUNC_MODE_EXISTING));
+
+ if (ziinit.filestream == NULL)
+ return NULL;
+ ziinit.begin_pos = ZTELL(ziinit.z_filefunc,ziinit.filestream);
+ ziinit.in_opened_file_inzip = 0;
+ ziinit.ci.stream_initialised = 0;
+ ziinit.number_entry = 0;
+ ziinit.add_position_when_writting_offset = 0;
+ ziinit.flags = ZIP_WRITE_DATA_DESCRIPTOR;
+ init_linkedlist(&(ziinit.central_dir));
+
+
+ zi = (zip_internal*)ALLOC(sizeof(zip_internal));
+ if (zi==NULL)
+ {
+ ZCLOSE(ziinit.z_filefunc,ziinit.filestream);
+ return NULL;
+ }
+
+ /* now we add file in a zipfile */
+# ifndef NO_ADDFILEINEXISTINGZIP
+ ziinit.globalcomment = NULL;
+ if (append == APPEND_STATUS_ADDINZIP)
+ {
+ uLong byte_before_the_zipfile;/* byte before the zipfile, (>0 for sfx)*/
+
+ uLong size_central_dir; /* size of the central directory */
+ uLong offset_central_dir; /* offset of start of central directory */
+ uLong central_pos,uL;
+
+ uLong number_disk; /* number of the current dist, used for
+ spaning ZIP, unsupported, always 0*/
+ uLong number_disk_with_CD; /* number the the disk with central dir, used
+ for spaning ZIP, unsupported, always 0*/
+ uLong number_entry;
+ uLong number_entry_CD; /* total number of entries in
+ the central dir
+ (same than number_entry on nospan) */
+ uLong size_comment;
+
+ central_pos = ziplocal_SearchCentralDir(&ziinit.z_filefunc,ziinit.filestream);
+ if (central_pos==0)
+ err=ZIP_ERRNO;
+
+ if (ZSEEK(ziinit.z_filefunc, ziinit.filestream,
+ central_pos,ZLIB_FILEFUNC_SEEK_SET)!=0)
+ err=ZIP_ERRNO;
+
+ /* the signature, already checked */
+ if (ziplocal_getLong(&ziinit.z_filefunc, ziinit.filestream,&uL)!=ZIP_OK)
+ err=ZIP_ERRNO;
+
+ /* number of this disk */
+ if (ziplocal_getShort(&ziinit.z_filefunc, ziinit.filestream,&number_disk)!=ZIP_OK)
+ err=ZIP_ERRNO;
+
+ /* number of the disk with the start of the central directory */
+ if (ziplocal_getShort(&ziinit.z_filefunc, ziinit.filestream,&number_disk_with_CD)!=ZIP_OK)
+ err=ZIP_ERRNO;
+
+ /* total number of entries in the central dir on this disk */
+ if (ziplocal_getShort(&ziinit.z_filefunc, ziinit.filestream,&number_entry)!=ZIP_OK)
+ err=ZIP_ERRNO;
+
+ /* total number of entries in the central dir */
+ if (ziplocal_getShort(&ziinit.z_filefunc, ziinit.filestream,&number_entry_CD)!=ZIP_OK)
+ err=ZIP_ERRNO;
+
+ if ((number_entry_CD!=number_entry) ||
+ (number_disk_with_CD!=0) ||
+ (number_disk!=0))
+ err=ZIP_BADZIPFILE;
+
+ /* size of the central directory */
+ if (ziplocal_getLong(&ziinit.z_filefunc, ziinit.filestream,&size_central_dir)!=ZIP_OK)
+ err=ZIP_ERRNO;
+
+ /* offset of start of central directory with respect to the
+ starting disk number */
+ if (ziplocal_getLong(&ziinit.z_filefunc, ziinit.filestream,&offset_central_dir)!=ZIP_OK)
+ err=ZIP_ERRNO;
+
+ /* zipfile global comment length */
+ if (ziplocal_getShort(&ziinit.z_filefunc, ziinit.filestream,&size_comment)!=ZIP_OK)
+ err=ZIP_ERRNO;
+
+ if ((central_pos<offset_central_dir+size_central_dir) &&
+ (err==ZIP_OK))
+ err=ZIP_BADZIPFILE;
+
+ if (err!=ZIP_OK)
+ {
+ ZCLOSE(ziinit.z_filefunc, ziinit.filestream);
+ TRYFREE(zi);
+ return NULL;
+ }
+
+ if (size_comment>0)
+ {
+ ziinit.globalcomment = ALLOC(size_comment+1);
+ if (ziinit.globalcomment)
+ {
+ size_comment = ZREAD(ziinit.z_filefunc, ziinit.filestream,ziinit.globalcomment,size_comment);
+ ziinit.globalcomment[size_comment]=0;
+ }
+ }
+
+ byte_before_the_zipfile = central_pos -
+ (offset_central_dir+size_central_dir);
+ ziinit.add_position_when_writting_offset = byte_before_the_zipfile;
+
+ {
+ uLong size_central_dir_to_read = size_central_dir;
+ size_t buf_size = SIZEDATA_INDATABLOCK;
+ void* buf_read = (void*)ALLOC(buf_size);
+ if (ZSEEK(ziinit.z_filefunc, ziinit.filestream,
+ offset_central_dir + byte_before_the_zipfile,
+ ZLIB_FILEFUNC_SEEK_SET) != 0)
+ err=ZIP_ERRNO;
+
+ while ((size_central_dir_to_read>0) && (err==ZIP_OK))
+ {
+ uLong read_this = SIZEDATA_INDATABLOCK;
+ if (read_this > size_central_dir_to_read)
+ read_this = size_central_dir_to_read;
+ if (ZREAD(ziinit.z_filefunc, ziinit.filestream,buf_read,read_this) != read_this)
+ err=ZIP_ERRNO;
+
+ if (err==ZIP_OK)
+ err = add_data_in_datablock(&ziinit.central_dir,buf_read,
+ (uLong)read_this);
+ size_central_dir_to_read-=read_this;
+ }
+ TRYFREE(buf_read);
+ }
+ ziinit.begin_pos = byte_before_the_zipfile;
+ ziinit.number_entry = number_entry_CD;
+
+ if (ZSEEK(ziinit.z_filefunc, ziinit.filestream,
+ offset_central_dir+byte_before_the_zipfile,ZLIB_FILEFUNC_SEEK_SET)!=0)
+ err=ZIP_ERRNO;
+ }
+
+ if (globalcomment)
+ {
+ *globalcomment = ziinit.globalcomment;
+ }
+# endif /* !NO_ADDFILEINEXISTINGZIP*/
+
+ if (err != ZIP_OK)
+ {
+# ifndef NO_ADDFILEINEXISTINGZIP
+ TRYFREE(ziinit.globalcomment);
+# endif /* !NO_ADDFILEINEXISTINGZIP*/
+ TRYFREE(zi);
+ return NULL;
+ }
+ else
+ {
+ *zi = ziinit;
+ return (zipFile)zi;
+ }
+}
+
+extern zipFile ZEXPORT zipOpen (file, append)
+ voidpf file;
+ int append;
+{
+ return zipOpen2(file,append,NULL,NULL);
+}
+
+extern int ZEXPORT zipOpenNewFileInZip3 (file, filename, zipfi,
+ extrafield_local, size_extrafield_local,
+ extrafield_global, size_extrafield_global,
+ comment, method, level, raw,
+ windowBits, memLevel, strategy,
+ password, crcForCrypting)
+ 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;
+{
+ zip_internal* zi;
+ uInt size_filename;
+ uInt size_comment;
+ uInt i;
+ int err = ZIP_OK;
+ uLong version_to_extract;
+
+# ifdef NOCRYPT
+ if (password != NULL)
+ return ZIP_PARAMERROR;
+# endif
+
+ if (file == NULL)
+ return ZIP_PARAMERROR;
+ if ((method!=0) && (method!=Z_DEFLATED))
+ return ZIP_PARAMERROR;
+
+ zi = (zip_internal*)file;
+
+ if (zi->in_opened_file_inzip == 1)
+ {
+ err = zipCloseFileInZip (file);
+ if (err != ZIP_OK)
+ return err;
+ }
+
+ if (method == 0
+ && (level == 0 || (zi->flags & ZIP_WRITE_DATA_DESCRIPTOR) == 0))
+ {
+ version_to_extract = 10;
+ }
+ else
+ {
+ version_to_extract = 20;
+ }
+
+
+ if (filename==NULL)
+ filename="-";
+
+ if (comment==NULL)
+ size_comment = 0;
+ else
+ size_comment = (uInt)strlen(comment);
+
+ size_filename = (uInt)strlen(filename);
+
+ if (zipfi == NULL)
+ zi->ci.dosDate = 0;
+ else
+ {
+ if (zipfi->dosDate != 0)
+ zi->ci.dosDate = zipfi->dosDate;
+ else zi->ci.dosDate = ziplocal_TmzDateToDosDate(&zipfi->tmz_date,zipfi->dosDate);
+ }
+
+ zi->ci.flag = 0;
+ if ((level==8) || (level==9))
+ zi->ci.flag |= 2;
+ if ((level==2))
+ zi->ci.flag |= 4;
+ if ((level==1))
+ zi->ci.flag |= 6;
+ if (password != NULL)
+ {
+ zi->ci.flag |= 1;
+ }
+ if (version_to_extract >= 20
+ && (zi->flags & ZIP_WRITE_DATA_DESCRIPTOR) != 0)
+ zi->ci.flag |= 8;
+ zi->ci.crc32 = 0;
+ zi->ci.method = method;
+ zi->ci.encrypt = 0;
+ zi->ci.stream_initialised = 0;
+ zi->ci.pos_in_buffered_data = 0;
+ zi->ci.raw = raw;
+ zi->ci.pos_local_header = ZTELL(zi->z_filefunc,zi->filestream) ;
+ zi->ci.size_centralheader = SIZECENTRALHEADER + size_filename +
+ size_extrafield_global + size_comment;
+ zi->ci.central_header = (char*)ALLOC((uInt)zi->ci.size_centralheader);
+
+ ziplocal_putValue_inmemory(zi->ci.central_header,(uLong)CENTRALHEADERMAGIC,4);
+ /* version info */
+ ziplocal_putValue_inmemory(zi->ci.central_header+4,(uLong)VERSIONMADEBY,2);
+ ziplocal_putValue_inmemory(zi->ci.central_header+6,(uLong)version_to_extract,2);
+ ziplocal_putValue_inmemory(zi->ci.central_header+8,(uLong)zi->ci.flag,2);
+ ziplocal_putValue_inmemory(zi->ci.central_header+10,(uLong)zi->ci.method,2);
+ ziplocal_putValue_inmemory(zi->ci.central_header+12,(uLong)zi->ci.dosDate,4);
+ ziplocal_putValue_inmemory(zi->ci.central_header+16,(uLong)0,4); /*crc*/
+ ziplocal_putValue_inmemory(zi->ci.central_header+20,(uLong)0,4); /*compr size*/
+ ziplocal_putValue_inmemory(zi->ci.central_header+24,(uLong)0,4); /*uncompr size*/
+ ziplocal_putValue_inmemory(zi->ci.central_header+28,(uLong)size_filename,2);
+ ziplocal_putValue_inmemory(zi->ci.central_header+30,(uLong)size_extrafield_global,2);
+ ziplocal_putValue_inmemory(zi->ci.central_header+32,(uLong)size_comment,2);
+ ziplocal_putValue_inmemory(zi->ci.central_header+34,(uLong)0,2); /*disk nm start*/
+
+ if (zipfi==NULL)
+ ziplocal_putValue_inmemory(zi->ci.central_header+36,(uLong)0,2);
+ else
+ ziplocal_putValue_inmemory(zi->ci.central_header+36,(uLong)zipfi->internal_fa,2);
+
+ if (zipfi==NULL)
+ ziplocal_putValue_inmemory(zi->ci.central_header+38,(uLong)0,4);
+ else
+ ziplocal_putValue_inmemory(zi->ci.central_header+38,(uLong)zipfi->external_fa,4);
+
+ ziplocal_putValue_inmemory(zi->ci.central_header+42,(uLong)zi->ci.pos_local_header- zi->add_position_when_writting_offset,4);
+
+ for (i=0;i<size_filename;i++)
+ *(zi->ci.central_header+SIZECENTRALHEADER+i) = *(filename+i);
+
+ for (i=0;i<size_extrafield_global;i++)
+ *(zi->ci.central_header+SIZECENTRALHEADER+size_filename+i) =
+ *(((const char*)extrafield_global)+i);
+
+ for (i=0;i<size_comment;i++)
+ *(zi->ci.central_header+SIZECENTRALHEADER+size_filename+
+ size_extrafield_global+i) = *(comment+i);
+ if (zi->ci.central_header == NULL)
+ return ZIP_INTERNALERROR;
+
+ /* write the local header */
+ err = ziplocal_putValue(&zi->z_filefunc,zi->filestream,(uLong)LOCALHEADERMAGIC,4);
+
+ if (err==ZIP_OK)
+ err = ziplocal_putValue(&zi->z_filefunc,zi->filestream,(uLong)version_to_extract,2);
+ if (err==ZIP_OK)
+ err = ziplocal_putValue(&zi->z_filefunc,zi->filestream,(uLong)zi->ci.flag,2);
+
+ if (err==ZIP_OK)
+ err = ziplocal_putValue(&zi->z_filefunc,zi->filestream,(uLong)zi->ci.method,2);
+
+ if (err==ZIP_OK)
+ err = ziplocal_putValue(&zi->z_filefunc,zi->filestream,(uLong)zi->ci.dosDate,4);
+
+ if (err==ZIP_OK)
+ err = ziplocal_putValue(&zi->z_filefunc,zi->filestream,(uLong)0,4); /* crc 32, unknown */
+ if (err==ZIP_OK)
+ err = ziplocal_putValue(&zi->z_filefunc,zi->filestream,(uLong)0,4); /* compressed size, unknown */
+ if (err==ZIP_OK)
+ err = ziplocal_putValue(&zi->z_filefunc,zi->filestream,(uLong)0,4); /* uncompressed size, unknown */
+
+ if (err==ZIP_OK)
+ err = ziplocal_putValue(&zi->z_filefunc,zi->filestream,(uLong)size_filename,2);
+
+ if (err==ZIP_OK)
+ err = ziplocal_putValue(&zi->z_filefunc,zi->filestream,(uLong)size_extrafield_local,2);
+
+ if ((err==ZIP_OK) && (size_filename>0))
+ if (ZWRITE(zi->z_filefunc,zi->filestream,filename,size_filename)!=size_filename)
+ err = ZIP_ERRNO;
+
+ if ((err==ZIP_OK) && (size_extrafield_local>0))
+ if (ZWRITE(zi->z_filefunc,zi->filestream,extrafield_local,size_extrafield_local)
+ !=size_extrafield_local)
+ err = ZIP_ERRNO;
+
+ zi->ci.stream.avail_in = (uInt)0;
+ zi->ci.stream.avail_out = (uInt)Z_BUFSIZE;
+ zi->ci.stream.next_out = zi->ci.buffered_data;
+ zi->ci.stream.total_in = 0;
+ zi->ci.stream.total_out = 0;
+
+ if ((err==ZIP_OK) && (zi->ci.method == Z_DEFLATED) && (!zi->ci.raw))
+ {
+ zi->ci.stream.zalloc = (alloc_func)0;
+ zi->ci.stream.zfree = (free_func)0;
+ zi->ci.stream.opaque = (voidpf)0;
+
+ if (windowBits>0)
+ windowBits = -windowBits;
+
+ err = deflateInit2(&zi->ci.stream, level,
+ Z_DEFLATED, windowBits, memLevel, strategy);
+
+ if (err==Z_OK)
+ zi->ci.stream_initialised = 1;
+ }
+# ifndef NOCRYPT
+ zi->ci.crypt_header_size = 0;
+ if ((err==Z_OK) && (password != NULL))
+ {
+ unsigned char bufHead[RAND_HEAD_LEN];
+ unsigned int sizeHead;
+ zi->ci.encrypt = 1;
+ zi->ci.pcrc_32_tab = get_crc_table();
+ /*init_keys(password,zi->ci.keys,zi->ci.pcrc_32_tab);*/
+
+ crcForCrypting = (uLong)zi->ci.dosDate << 16; // ATTANTION! Without this row, you don't unpack your password protected archive in other app.
+
+ sizeHead=crypthead(password,bufHead,RAND_HEAD_LEN,zi->ci.keys,zi->ci.pcrc_32_tab,crcForCrypting);
+ zi->ci.crypt_header_size = sizeHead;
+
+ if (ZWRITE(zi->z_filefunc,zi->filestream,bufHead,sizeHead) != sizeHead)
+ err = ZIP_ERRNO;
+ }
+# endif
+
+ if (err==Z_OK)
+ zi->in_opened_file_inzip = 1;
+ return err;
+}
+
+extern int ZEXPORT zipOpenNewFileInZip2(file, filename, zipfi,
+ extrafield_local, size_extrafield_local,
+ extrafield_global, size_extrafield_global,
+ comment, method, level, raw)
+ 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;
+{
+ return zipOpenNewFileInZip3 (file, filename, zipfi,
+ extrafield_local, size_extrafield_local,
+ extrafield_global, size_extrafield_global,
+ comment, method, level, raw,
+ -MAX_WBITS, DEF_MEM_LEVEL, Z_DEFAULT_STRATEGY,
+ NULL, 0);
+}
+
+extern int ZEXPORT zipOpenNewFileInZip (file, filename, zipfi,
+ extrafield_local, size_extrafield_local,
+ extrafield_global, size_extrafield_global,
+ comment, method, level)
+ 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;
+{
+ return zipOpenNewFileInZip2 (file, filename, zipfi,
+ extrafield_local, size_extrafield_local,
+ extrafield_global, size_extrafield_global,
+ comment, method, level, 0);
+}
+
+local int zipFlushWriteBuffer(zi)
+ zip_internal* zi;
+{
+ int err=ZIP_OK;
+
+ if (zi->ci.encrypt != 0)
+ {
+#ifndef NOCRYPT
+ uInt i;
+ int t;
+ for (i=0;i<zi->ci.pos_in_buffered_data;i++)
+ zi->ci.buffered_data[i] = zencode(zi->ci.keys, zi->ci.pcrc_32_tab,
+ zi->ci.buffered_data[i],t);
+#endif
+ }
+ if (ZWRITE(zi->z_filefunc,zi->filestream,zi->ci.buffered_data,zi->ci.pos_in_buffered_data)
+ !=zi->ci.pos_in_buffered_data)
+ err = ZIP_ERRNO;
+ zi->ci.pos_in_buffered_data = 0;
+ return err;
+}
+
+extern int ZEXPORT zipWriteInFileInZip (file, buf, len)
+ zipFile file;
+ const void* buf;
+ unsigned len;
+{
+ zip_internal* zi;
+ int err=ZIP_OK;
+
+ if (file == NULL)
+ return ZIP_PARAMERROR;
+ zi = (zip_internal*)file;
+
+ if (zi->in_opened_file_inzip == 0)
+ return ZIP_PARAMERROR;
+
+ zi->ci.stream.next_in = (void*)buf;
+ zi->ci.stream.avail_in = len;
+ zi->ci.crc32 = crc32(zi->ci.crc32,buf,len);
+
+ while ((err==ZIP_OK) && (zi->ci.stream.avail_in>0))
+ {
+ if (zi->ci.stream.avail_out == 0)
+ {
+ if (zipFlushWriteBuffer(zi) == ZIP_ERRNO)
+ err = ZIP_ERRNO;
+ zi->ci.stream.avail_out = (uInt)Z_BUFSIZE;
+ zi->ci.stream.next_out = zi->ci.buffered_data;
+ }
+
+
+ if(err != ZIP_OK)
+ break;
+
+ if ((zi->ci.method == Z_DEFLATED) && (!zi->ci.raw))
+ {
+ uLong uTotalOutBefore = zi->ci.stream.total_out;
+ err=deflate(&zi->ci.stream, Z_NO_FLUSH);
+ zi->ci.pos_in_buffered_data += (uInt)(zi->ci.stream.total_out - uTotalOutBefore) ;
+
+ }
+ else
+ {
+ uInt copy_this,i;
+ if (zi->ci.stream.avail_in < zi->ci.stream.avail_out)
+ copy_this = zi->ci.stream.avail_in;
+ else
+ copy_this = zi->ci.stream.avail_out;
+ for (i=0;i<copy_this;i++)
+ *(((char*)zi->ci.stream.next_out)+i) =
+ *(((const char*)zi->ci.stream.next_in)+i);
+ {
+ zi->ci.stream.avail_in -= copy_this;
+ zi->ci.stream.avail_out-= copy_this;
+ zi->ci.stream.next_in+= copy_this;
+ zi->ci.stream.next_out+= copy_this;
+ zi->ci.stream.total_in+= copy_this;
+ zi->ci.stream.total_out+= copy_this;
+ zi->ci.pos_in_buffered_data += copy_this;
+ }
+ }
+ }
+
+ return err;
+}
+
+extern int ZEXPORT zipCloseFileInZipRaw (file, uncompressed_size, crc32)
+ zipFile file;
+ uLong uncompressed_size;
+ uLong crc32;
+{
+ zip_internal* zi;
+ uLong compressed_size;
+ int err=ZIP_OK;
+
+ if (file == NULL)
+ return ZIP_PARAMERROR;
+ zi = (zip_internal*)file;
+
+ if (zi->in_opened_file_inzip == 0)
+ return ZIP_PARAMERROR;
+ zi->ci.stream.avail_in = 0;
+
+ if ((zi->ci.method == Z_DEFLATED) && (!zi->ci.raw))
+ while (err==ZIP_OK)
+ {
+ uLong uTotalOutBefore;
+ if (zi->ci.stream.avail_out == 0)
+ {
+ if (zipFlushWriteBuffer(zi) == ZIP_ERRNO)
+ err = ZIP_ERRNO;
+ zi->ci.stream.avail_out = (uInt)Z_BUFSIZE;
+ zi->ci.stream.next_out = zi->ci.buffered_data;
+ }
+ uTotalOutBefore = zi->ci.stream.total_out;
+ err=deflate(&zi->ci.stream, Z_FINISH);
+ zi->ci.pos_in_buffered_data += (uInt)(zi->ci.stream.total_out - uTotalOutBefore) ;
+ }
+
+ if (err==Z_STREAM_END)
+ err=ZIP_OK; /* this is normal */
+
+ if ((zi->ci.pos_in_buffered_data>0) && (err==ZIP_OK))
+ if (zipFlushWriteBuffer(zi)==ZIP_ERRNO)
+ err = ZIP_ERRNO;
+
+ if ((zi->ci.method == Z_DEFLATED) && (!zi->ci.raw))
+ {
+ err=deflateEnd(&zi->ci.stream);
+ zi->ci.stream_initialised = 0;
+ }
+
+ if (!zi->ci.raw)
+ {
+ crc32 = (uLong)zi->ci.crc32;
+ uncompressed_size = (uLong)zi->ci.stream.total_in;
+ }
+ compressed_size = (uLong)zi->ci.stream.total_out;
+# ifndef NOCRYPT
+ compressed_size += zi->ci.crypt_header_size;
+# endif
+
+ ziplocal_putValue_inmemory(zi->ci.central_header+16,crc32,4); /*crc*/
+ ziplocal_putValue_inmemory(zi->ci.central_header+20,
+ compressed_size,4); /*compr size*/
+ if (zi->ci.stream.data_type == Z_ASCII)
+ ziplocal_putValue_inmemory(zi->ci.central_header+36,(uLong)Z_ASCII,2);
+ ziplocal_putValue_inmemory(zi->ci.central_header+24,
+ uncompressed_size,4); /*uncompr size*/
+
+ if (err==ZIP_OK)
+ err = add_data_in_datablock(&zi->central_dir,zi->ci.central_header,
+ (uLong)zi->ci.size_centralheader);
+ free(zi->ci.central_header);
+
+ if (err==ZIP_OK)
+ {
+ uLong cur_pos_inzip = ZTELL(zi->z_filefunc,zi->filestream);
+ if (ZSEEK(zi->z_filefunc,zi->filestream,
+ zi->ci.pos_local_header + 14,ZLIB_FILEFUNC_SEEK_SET)!=0)
+ err = ZIP_ERRNO;
+
+ if (err==ZIP_OK)
+ err = ziplocal_putValue(&zi->z_filefunc,zi->filestream,crc32,4); /* crc 32, unknown */
+
+ if (err==ZIP_OK) /* compressed size, unknown */
+ err = ziplocal_putValue(&zi->z_filefunc,zi->filestream,compressed_size,4);
+
+ if (err==ZIP_OK) /* uncompressed size, unknown */
+ err = ziplocal_putValue(&zi->z_filefunc,zi->filestream,uncompressed_size,4);
+
+ if (ZSEEK(zi->z_filefunc,zi->filestream,
+ cur_pos_inzip,ZLIB_FILEFUNC_SEEK_SET)!=0)
+ err = ZIP_ERRNO;
+
+ if ((zi->ci.flag & 8) != 0) {
+ /* Write local Descriptor after file data */
+ if (err==ZIP_OK)
+ err = ziplocal_putValue(&zi->z_filefunc,zi->filestream,(uLong)DESCRIPTORHEADERMAGIC,4);
+
+ if (err==ZIP_OK)
+ err = ziplocal_putValue(&zi->z_filefunc,zi->filestream,crc32,4); /* crc 32, unknown */
+
+ if (err==ZIP_OK) /* compressed size, unknown */
+ err = ziplocal_putValue(&zi->z_filefunc,zi->filestream,compressed_size,4);
+
+ if (err==ZIP_OK) /* uncompressed size, unknown */
+ err = ziplocal_putValue(&zi->z_filefunc,zi->filestream,uncompressed_size,4);
+ }
+
+
+ }
+
+ zi->number_entry ++;
+ zi->in_opened_file_inzip = 0;
+
+ return err;
+}
+
+extern int ZEXPORT zipCloseFileInZip (file)
+ zipFile file;
+{
+ return zipCloseFileInZipRaw (file,0,0);
+}
+
+extern int ZEXPORT zipClose (file, global_comment)
+ zipFile file;
+ const char* global_comment;
+{
+ zip_internal* zi;
+ int err = 0;
+ uLong size_centraldir = 0;
+ uLong centraldir_pos_inzip;
+ uInt size_global_comment;
+ if (file == NULL)
+ return ZIP_PARAMERROR;
+ zi = (zip_internal*)file;
+
+ if (zi->in_opened_file_inzip == 1)
+ {
+ err = zipCloseFileInZip (file);
+ }
+
+#ifndef NO_ADDFILEINEXISTINGZIP
+ if (global_comment==NULL)
+ global_comment = zi->globalcomment;
+#endif
+ if (global_comment==NULL)
+ size_global_comment = 0;
+ else
+ size_global_comment = (uInt)strlen(global_comment);
+
+ centraldir_pos_inzip = ZTELL(zi->z_filefunc,zi->filestream);
+ if (err==ZIP_OK)
+ {
+ linkedlist_datablock_internal* ldi = zi->central_dir.first_block ;
+ while (ldi!=NULL)
+ {
+ if ((err==ZIP_OK) && (ldi->filled_in_this_block>0))
+ if (ZWRITE(zi->z_filefunc,zi->filestream,
+ ldi->data,ldi->filled_in_this_block)
+ !=ldi->filled_in_this_block )
+ err = ZIP_ERRNO;
+
+ size_centraldir += ldi->filled_in_this_block;
+ ldi = ldi->next_datablock;
+ }
+ }
+ free_datablock(zi->central_dir.first_block);
+
+ if (err==ZIP_OK) /* Magic End */
+ err = ziplocal_putValue(&zi->z_filefunc,zi->filestream,(uLong)ENDHEADERMAGIC,4);
+
+ if (err==ZIP_OK) /* number of this disk */
+ err = ziplocal_putValue(&zi->z_filefunc,zi->filestream,(uLong)0,2);
+
+ if (err==ZIP_OK) /* number of the disk with the start of the central directory */
+ err = ziplocal_putValue(&zi->z_filefunc,zi->filestream,(uLong)0,2);
+
+ if (err==ZIP_OK) /* total number of entries in the central dir on this disk */
+ err = ziplocal_putValue(&zi->z_filefunc,zi->filestream,(uLong)zi->number_entry,2);
+
+ if (err==ZIP_OK) /* total number of entries in the central dir */
+ err = ziplocal_putValue(&zi->z_filefunc,zi->filestream,(uLong)zi->number_entry,2);
+
+ if (err==ZIP_OK) /* size of the central directory */
+ err = ziplocal_putValue(&zi->z_filefunc,zi->filestream,(uLong)size_centraldir,4);
+
+ if (err==ZIP_OK) /* offset of start of central directory with respect to the
+ starting disk number */
+ err = ziplocal_putValue(&zi->z_filefunc,zi->filestream,
+ (uLong)(centraldir_pos_inzip - zi->add_position_when_writting_offset),4);
+
+ if (err==ZIP_OK) /* zipfile comment length */
+ err = ziplocal_putValue(&zi->z_filefunc,zi->filestream,(uLong)size_global_comment,2);
+
+ if ((err==ZIP_OK) && (size_global_comment>0))
+ if (ZWRITE(zi->z_filefunc,zi->filestream,
+ global_comment,size_global_comment) != size_global_comment)
+ err = ZIP_ERRNO;
+
+ if (ZCLOSE(zi->z_filefunc,zi->filestream) != 0)
+ if (err == ZIP_OK)
+ err = ZIP_ERRNO;
+
+#ifndef NO_ADDFILEINEXISTINGZIP
+ TRYFREE(zi->globalcomment);
+#endif
+ TRYFREE(zi);
+
+ return err;
+}
+
+extern int ZEXPORT zipSetFlags(zipFile file, unsigned flags)
+{
+ zip_internal* zi;
+ if (file == NULL)
+ return ZIP_PARAMERROR;
+ zi = (zip_internal*)file;
+ zi->flags |= flags;
+ return ZIP_OK;
+}
+
+extern int ZEXPORT zipClearFlags(zipFile file, unsigned flags)
+{
+ zip_internal* zi;
+ if (file == NULL)
+ return ZIP_PARAMERROR;
+ zi = (zip_internal*)file;
+ zi->flags &= ~flags;
+ return ZIP_OK;
+}