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Based on Bernard Leak's mail <bernard 4t brenda-arkle.demon.co.uk> git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@11001 b3059339-0415-0410-9bf9-f77b7e298cf2
201 lines
7.9 KiB
C
201 lines
7.9 KiB
C
/* ***************************************************************************
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**
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** This file is part of the UniquE RAR File Library.
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**
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** Copyright (C) 2000-2002 by Christian Scheurer (www.ChristianScheurer.ch)
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** UNIX port copyright (c) 2000-2002 by Johannes Winkelmann (jw@tks6.net)
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**
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** The contents of this file are subject to the UniquE RAR File Library
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** License (the "unrarlib-license.txt"). You may not use this file except
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** in compliance with the License. You may obtain a copy of the License
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** at http://www.unrarlib.org/license.html.
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** Software distributed under the License is distributed on an "AS IS"
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** basis, WITHOUT WARRANTY OF ANY KIND, either express or implied warranty.
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**
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** Alternatively, the contents of this file may be used under the terms
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** of the GNU General Public License Version 2 or later (the "GPL"), in
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** which case the provisions of the GPL are applicable instead of those
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** above. If you wish to allow use of your version of this file only
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** under the terms of the GPL and not to allow others to use your version
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** of this file under the terms of the UniquE RAR File Library License,
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** indicate your decision by deleting the provisions above and replace
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** them with the notice and other provisions required by the GPL. If you
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** do not delete the provisions above, a recipient may use your version
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** of this file under the terms of the GPL or the UniquE RAR File Library
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** License.
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**
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************************************************************************** */
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/* include file for the "UniquE RAR File Library" */
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/* (C) 2000-2002 by Christian Scheurer aka. UniquE */
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/* multi-OS version (Win32, Linux and SUN) */
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#ifndef __URARLIB_H
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#define __URARLIB_H
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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/* ************************************************************************ */
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/* ************************************************************************ */
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/* ** ** */
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/* ** CONFIGURATION of the UniquE RAR FileLib ** */
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/* ** ==> you may change the setting for the lib HERE! ** */
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/* ** ** */
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/* ************************************************************************ */
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/* ************************************************************************ */
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/*#define _DEBUG_LOG*/ /* generate debug messages */
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#define _DO_CRC32_CHECK /* perform cyclical redundancy */
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/* check (CRC32) - disable this */
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/* for a little speed-up */
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/*#define _USE_ASM*/ /*
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* enable assembly extensions
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* x86 cpus.
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*/
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/*#define _USE_MEMORY_TO_MEMORY_DECOMPRESSION*/ /* read file from memory or a */
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/* resource instead of reading */
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/* from a file. NOTE: you won't */
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/* be able to decompress from */
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/* file if you enable this */
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/* option! */
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#ifdef WIN32 /* autodetect Win32 and Linux */
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#define _WIN_32 /* Win32 with VisualC */
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#define _DEBUG_LOG_FILE "C:\\temp\\debug_unrar.txt" /* log file path */
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#else
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#define _UNIX /* Linux or Unix with GCC */
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#define _DEBUG_LOG_FILE "/tmp/debug_unrar.txt" /* log file path */
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/*#define NON_INTEL_BYTE_ORDER*/ /* GCC on motorola systems */
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#endif
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/* ------------------------------------------------------------------------ */
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/* -- global type definitions --------------------------------------------- */
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#ifdef NON_INTEL_BYTE_ORDER
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#ifdef _USE_ASM
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#warning Disabling assembly because NON_INTEL_BYTE_ORDER is set
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#undef _USE_ASM
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#endif
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#endif
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#ifdef _WIN_32
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typedef unsigned char UBYTE; /* WIN32 definitions */
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typedef unsigned short UWORD;
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typedef unsigned long UDWORD;
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#endif
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#ifdef _UNIX /* LINUX/UNIX definitions */
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typedef unsigned char UBYTE;
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typedef unsigned short UWORD;
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typedef unsigned long UDWORD;
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#endif
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/* This structure is used for listing archive content */
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struct RAR20_archive_entry /* These infos about files are */
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{ /* stored in RAR v2.0 archives */
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char *Name;
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UWORD NameSize;
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UDWORD PackSize;
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UDWORD UnpSize;
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UBYTE HostOS; /* MSDOS=0,OS2=1,WIN32=2,UNIX=3 */
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UDWORD FileCRC;
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UDWORD FileTime;
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UBYTE UnpVer;
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UBYTE Method;
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UDWORD FileAttr;
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};
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typedef struct archivelist /* used to list archives */
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{
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struct RAR20_archive_entry item;
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struct archivelist *next;
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} ArchiveList_struct;
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#ifdef _USE_MEMORY_TO_MEMORY_DECOMPRESSION
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typedef struct memory_file /* used to decompress files in */
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{ /* memory */
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void *data; /* pointer to the file data */
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unsigned long size; /* total size of the file data */
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unsigned long offset; /* offset within "memory-file" */
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} MemoryFile;
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#endif
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/* -- global functions ---------------------------------------------------- */
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/* urarlib_get:
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* decompresses and decrypt data from a RAR file to a buffer in system memory.
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*
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* input: *output pointer to an empty char*. This pointer will show
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* to the extracted data
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* *size shows where to write the size of the decompressed
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* file
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* (**NOTE: URARLib _does_ memory allocation etc.!**)
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* *filename pointer to string containing the file to decompress
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* *rarfile pointer to a string with the full name and path of
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* the RAR file or pointer to a RAR file in memory if
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* memory-to-memory decompression is active.
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* *libpassword pointer to a string with the password used to
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* en-/decrypt the RAR
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* output: int returns TRUE on success or FALSE on error
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* (FALSE=0, TRUE=1)
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*/
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extern int urarlib_get(void *output,
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unsigned long *size,
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char *filename,
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void *rarfile,
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char *libpassword);
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/* urarlib_list:
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* list the content of a RAR archive.
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*
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* input: *rarfile pointer to a string with the full name and path of
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* the RAR file or pointer to a RAR file in memory if
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* memory-to-memory decompression is active.
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* *list pointer to an ArchiveList_struct that can be
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* filled with details about the archive
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* to the extracted data
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* output: int number of files/directories within archive
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*/
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extern int urarlib_list(void *rarfile, ArchiveList_struct *list);
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/* urarlib_freelist:
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* (after the suggestion and code of Duy Nguyen, Sean O'Blarney
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* and Johannes Winkelmann who independently wrote a patch)
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* free the memory of a ArchiveList_struct created by urarlib_list.
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*
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* input: *list pointer to an ArchiveList_struct
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* output: -
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*/
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extern void urarlib_freelist(ArchiveList_struct *list);
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/* ------------------------------------------------------------------------ */
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#ifdef __cplusplus
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};
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#endif
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#endif
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