mirror of
https://github.com/id-Software/DOOM-3-BFG.git
synced 2024-12-11 05:01:25 +00:00
315 lines
12 KiB
C++
315 lines
12 KiB
C++
/*
|
|
===========================================================================
|
|
|
|
Doom 3 BFG Edition GPL Source Code
|
|
Copyright (C) 1993-2012 id Software LLC, a ZeniMax Media company.
|
|
|
|
This file is part of the Doom 3 BFG Edition GPL Source Code ("Doom 3 BFG Edition Source Code").
|
|
|
|
Doom 3 BFG Edition Source Code is free software: you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation, either version 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
Doom 3 BFG Edition Source Code is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with Doom 3 BFG Edition Source Code. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
In addition, the Doom 3 BFG Edition Source Code is also subject to certain additional terms. You should have received a copy of these additional terms immediately following the terms and conditions of the GNU General Public License which accompanied the Doom 3 BFG Edition Source Code. If not, please request a copy in writing from id Software at the address below.
|
|
|
|
If you have questions concerning this license or the applicable additional terms, you may contact in writing id Software LLC, c/o ZeniMax Media Inc., Suite 120, Rockville, Maryland 20850 USA.
|
|
|
|
===========================================================================
|
|
*/
|
|
#ifndef __ZIP_H__
|
|
#define __ZIP_H__
|
|
|
|
#include "../libs/zlib/zlib.h"
|
|
|
|
/*
|
|
================================================================================================
|
|
|
|
Contains external code for building ZipFiles.
|
|
|
|
The Unzip Package allows extraction of a file from .ZIP file, compatible with
|
|
PKZip 2.04g, !WinZip, !InfoZip tools and compatibles. Encryption and multi-volume ZipFiles
|
|
(span) are not supported. Old compressions used by old PKZip 1.x are not supported.
|
|
|
|
================================================================================================
|
|
*/
|
|
#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 void* 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 Z_BUFSIZE
|
|
#define Z_BUFSIZE (16384)
|
|
#endif
|
|
|
|
/*
|
|
========================
|
|
tm_zip
|
|
contains date/time info
|
|
========================
|
|
*/
|
|
typedef struct tm_zip_s
|
|
{
|
|
unsigned int tm_sec; /* seconds after the minute - [0,59] */
|
|
unsigned int tm_min; /* minutes after the hour - [0,59] */
|
|
unsigned int tm_hour; /* hours since midnight - [0,23] */
|
|
unsigned int tm_mday; /* day of the month - [1,31] */
|
|
unsigned int tm_mon; /* months since January - [0,11] */
|
|
unsigned int tm_year; /* years - [1980..2044] */
|
|
} tm_zip;
|
|
|
|
/*
|
|
========================
|
|
zip_fileinfo
|
|
========================
|
|
*/
|
|
typedef struct
|
|
{
|
|
tm_zip tmz_date; /* date in understandable format */
|
|
unsigned long dosDate; /* if dos_date == 0, tmu_date is used */
|
|
// unsigned long flag; /* general purpose bit flag 2 bytes */
|
|
|
|
unsigned long internal_fa; /* internal file attributes 2 bytes */
|
|
unsigned long external_fa; /* external file attributes 4 bytes */
|
|
} zip_fileinfo;
|
|
|
|
#define NOCRYPT // ignore passwords
|
|
#define SIZEDATA_INDATABLOCK (4096-(4*4))
|
|
|
|
/*
|
|
========================
|
|
linkedlist_datablock_internal
|
|
========================
|
|
*/
|
|
typedef struct linkedlist_datablock_internal_s
|
|
{
|
|
struct linkedlist_datablock_internal_s* next_datablock;
|
|
unsigned long avail_in_this_block;
|
|
unsigned long filled_in_this_block;
|
|
unsigned long unused; /* for future use and alignement */
|
|
unsigned char data[SIZEDATA_INDATABLOCK];
|
|
} linkedlist_datablock_internal;
|
|
|
|
/*
|
|
========================
|
|
linkedlist_data
|
|
========================
|
|
*/
|
|
typedef struct linkedlist_data_s
|
|
{
|
|
linkedlist_datablock_internal* first_block;
|
|
linkedlist_datablock_internal* last_block;
|
|
} linkedlist_data;
|
|
|
|
/*
|
|
========================
|
|
curfile_info
|
|
========================
|
|
*/
|
|
typedef struct
|
|
{
|
|
z_stream stream; /* zLib stream structure for inflate */
|
|
int stream_initialised; /* 1 is stream is initialised */
|
|
unsigned int pos_in_buffered_data; /* last written byte in buffered_data */
|
|
|
|
unsigned long pos_local_header; /* offset of the local header of the file currenty writing */
|
|
char* central_header; /* central header data for the current file */
|
|
unsigned long size_centralheader; /* size of the central header for cur file */
|
|
unsigned long 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*/
|
|
unsigned long dosDate;
|
|
unsigned long 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;
|
|
|
|
//#define NO_ADDFILEINEXISTINGZIP
|
|
/*
|
|
========================
|
|
zip_internal
|
|
========================
|
|
*/
|
|
typedef struct
|
|
{
|
|
idFile* 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 */
|
|
|
|
unsigned long begin_pos; /* position of the beginning of the zipfile */
|
|
unsigned long add_position_when_writting_offset;
|
|
unsigned long number_entry;
|
|
#ifndef NO_ADDFILEINEXISTINGZIP
|
|
char* globalcomment;
|
|
#endif
|
|
} zip_internal;
|
|
|
|
#define APPEND_STATUS_CREATE (0)
|
|
#define APPEND_STATUS_CREATEAFTER (1)
|
|
#define APPEND_STATUS_ADDINZIP (2)
|
|
|
|
/*
|
|
Create a zipfile.
|
|
pathname contain on Windows XP a filename like "c:\\zlib\\zlib113.zip" or on
|
|
an Unix computer "zlib/zlib113.zip".
|
|
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)
|
|
If the zipfile cannot be opened, the return value is NULL.
|
|
Else, the return value is a zipFile Handle, usable with other function
|
|
of this zip package.
|
|
*/
|
|
|
|
/* 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 couse, you can use RAW reading and writing to copy the file you did not want delte
|
|
*/
|
|
extern zipFile zipOpen( const char* pathname, int append );
|
|
|
|
/*
|
|
Open a file in the ZIP for writing.
|
|
filename : the filename in zip (if NULL, '-' without quote will be used
|
|
*zipfi contain supplemental information
|
|
if extrafield_local!=NULL and size_extrafield_local>0, extrafield_local
|
|
contains the extrafield data the the local header
|
|
if extrafield_global!=NULL and size_extrafield_global>0, extrafield_global
|
|
contains the extrafield data the the local header
|
|
if comment != NULL, comment contain the 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)
|
|
*/
|
|
extern zipFile zipOpen2( const char* pathname, int append, char* globalcomment );
|
|
|
|
extern int zipOpenNewFileInZip( 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 );
|
|
|
|
/*
|
|
Same than zipOpenNewFileInZip, except if raw=1, we write raw file
|
|
*/
|
|
extern int zipOpenNewFileInZip2( 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 than zipOpenNewFileInZip2, except
|
|
windowBits,memLevel,,strategy : see parameter strategy in deflateInit2
|
|
password : crypting password (NULL for no crypting)
|
|
crcForCtypting : crc of file to compress (needed for crypting)
|
|
*/
|
|
extern int zipOpenNewFileInZip3( 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 crcForCtypting );
|
|
|
|
/*
|
|
Write data in the zipfile
|
|
*/
|
|
extern int zipWriteInFileInZip( zipFile file, const void* buf, unsigned int len );
|
|
|
|
|
|
/*
|
|
Close the current file in the zipfile
|
|
*/
|
|
extern int zipCloseFileInZip( zipFile file );
|
|
|
|
|
|
/*
|
|
Close the current file in the zipfile, for fiel opened with
|
|
parameter raw=1 in zipOpenNewFileInZip2
|
|
uncompressed_size and crc32 are value for the uncompressed size
|
|
*/
|
|
extern int zipCloseFileInZipRaw( zipFile file, uLong uncompressed_size, uLong crc32 );
|
|
|
|
|
|
/*
|
|
Close the zipfile
|
|
*/
|
|
extern int zipClose( zipFile file, const char* global_comment );
|
|
|
|
|
|
/*
|
|
================================================
|
|
idZipBuilder
|
|
|
|
simple interface for zipping up a folder of files
|
|
by default, the source folder files are added recursively
|
|
================================================
|
|
*/
|
|
class idZipBuilder
|
|
{
|
|
public:
|
|
idZipBuilder() {}
|
|
~idZipBuilder() {}
|
|
|
|
public:
|
|
// adds a list of file extensions ( e.g. "bcm|bmodel|" ) to be compressed in the zip file
|
|
void AddFileFilters( const char* filters );
|
|
// adds a list of file extensions ( e.g. "genmodel|" ) to be added to the zip file, in an uncompressed form
|
|
void AddUncompressedFileFilters( const char* filters );
|
|
// builds a zip file of all the files in the specified folder, overwriting if necessary
|
|
bool Build( const char* zipPath, const char* folder, bool cleanFolder );
|
|
// updates a zip file with the files in the specified folder
|
|
bool Update( const char* zipPath, const char* folder, bool cleanFolder );
|
|
|
|
// helper function to zip up all the files and put in a new zip file
|
|
static bool BuildMapFolderZip( const char* mapFileName );
|
|
// helper function to update a map folder zip for newer files
|
|
static bool UpdateMapFolderZip( const char* mapFileName );
|
|
|
|
// combines multiple in-memory files into a single memory file
|
|
static idFile_Memory* CombineFiles( const idList< idFile_Memory* >& srcFiles );
|
|
// extracts multiple in-memory files from a single memory file
|
|
static bool ExtractFiles( idFile_Memory*& srcFile, idList< idFile_Memory* >& destFiles );
|
|
|
|
void CleanSourceFolder();
|
|
|
|
bool CreateZipFileFromFileList( const char* name, const idList< idFile_Memory* >& srcFiles );
|
|
|
|
zipFile CreateZipFile( const char* name );
|
|
bool AddFile( zipFile zf, idFile_Memory* fm, bool deleteFile );
|
|
void CloseZipFile( zipFile zf );
|
|
private:
|
|
bool CreateZipFile( bool appendFiles );
|
|
bool CreateZipFileFromFiles( const idList< idFile_Memory* >& srcFiles );
|
|
bool GetFileTime( const idStr& filename, unsigned long* dostime ) const;
|
|
bool IsFiltered( const idStr& filename ) const;
|
|
bool IsUncompressed( const idStr& filename ) const;
|
|
|
|
private:
|
|
idStr zipFileName; // os path to the zip file
|
|
idStr sourceFolderName; // source folder of files to zip or add
|
|
idStrList filterExts; // file extensions we want to compressed
|
|
idStrList uncompressedFilterExts; // file extensions we don't want to compress
|
|
};
|
|
|
|
#endif /* __ZIP_H__ */
|