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/* ************************************************************************** */
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/* * For conditions of distribution and use, * */
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/* * see copyright notice in libmng.h * */
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/* ************************************************************************** */
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/* * * */
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/* * project : libmng * */
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/* * file : libmng_chunk_io.h copyright (c) 2000-2007 G.Juyn * */
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/* * version : 1.0.109 * */
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/* * * */
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/* * purpose : Chunk I/O routines (definition) * */
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/* * * */
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/* * author : G.Juyn * */
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/* * * */
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/* * comment : Definition of the chunk input/output routines * */
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/* * * */
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/* * changes : 0.5.1 - 05/04/2000 - G.Juyn * */
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/* * - changed CRC initialization to use dynamic structure * */
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/* * (wasn't thread-safe the old way !) * */
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/* * 0.5.1 - 05/08/2000 - G.Juyn * */
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/* * - changed write routines definition * */
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/* * - changed strict-ANSI stuff * */
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/* * * */
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/* * 0.9.2 - 08/05/2000 - G.Juyn * */
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/* * - changed file-prefixes * */
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/* * * */
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/* * 0.9.3 - 08/26/2000 - G.Juyn * */
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/* * - added MAGN chunk * */
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/* * 0.9.3 - 10/16/2000 - G.Juyn * */
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/* * - added support for JDAA * */
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/* * * */
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/* * 1.0.5 - 08/19/2002 - G.Juyn * */
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/* * - B597134 - libmng pollutes the linker namespace * */
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/* * 1.0.5 - 09/14/2002 - G.Juyn * */
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/* * - added event handling for dynamic MNG * */
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/* * * */
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/* * 1.0.6 - 07/07/2003 - G.R-P * */
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/* * - added SKIP_CHUNK and NO_DELTA_PNG support * */
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/* * 1.0.6 - 07/29/2003 - G.R-P * */
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/* * - added conditionals around PAST chunk support * */
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/* * * */
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/* * 1.0.7 - 03/24/2004 - G.R-P * */
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/* * - fixed SKIPCHUNK_itXT and SKIPCHUNK_ztXT typos * */
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/* * * */
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/* * 1.0.9 - 12/07/2004 - G.Juyn * */
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/* * - added conditional MNG_OPTIMIZE_CHUNKREADER * */
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/* * * */
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/* * 1.0.10 - 04/08/2007 - G.Juyn * */
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/* * - added support for mPNG proposal * */
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/* * 1.0.10 - 04/12/2007 - G.Juyn * */
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/* * - added support for ANG proposal * */
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/* * * */
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/* ************************************************************************** */
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#if defined(__BORLANDC__) && defined(MNG_STRICT_ANSI)
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#pragma option -A /* force ANSI-C */
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#endif
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#ifndef _libmng_chunk_io_h_
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#define _libmng_chunk_io_h_
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/* ************************************************************************** */
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mng_uint32 mng_crc (mng_datap pData,
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mng_uint8p buf,
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mng_int32 len);
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/* ************************************************************************** */
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#ifdef MNG_INCLUDE_READ_PROCS
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/* ************************************************************************** */
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mng_retcode mng_inflate_buffer (mng_datap pData,
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mng_uint8p pInbuf,
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mng_uint32 iInsize,
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mng_uint8p *pOutbuf,
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mng_uint32 *iOutsize,
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mng_uint32 *iRealsize);
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/* ************************************************************************** */
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#define READ_CHUNK(n) mng_retcode n (mng_datap pData, \
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mng_chunkp pHeader, \
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mng_uint32 iRawlen, \
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mng_uint8p pRawdata, \
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mng_chunkp* ppChunk)
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#ifdef MNG_OPTIMIZE_CHUNKREADER
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READ_CHUNK (mng_read_general) ;
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#endif
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READ_CHUNK (mng_read_ihdr) ;
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READ_CHUNK (mng_read_plte) ;
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READ_CHUNK (mng_read_idat) ;
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READ_CHUNK (mng_read_iend) ;
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READ_CHUNK (mng_read_trns) ;
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READ_CHUNK (mng_read_gama) ;
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READ_CHUNK (mng_read_chrm) ;
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READ_CHUNK (mng_read_srgb) ;
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#ifndef MNG_SKIPCHUNK_iCCP
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READ_CHUNK (mng_read_iccp) ;
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#endif
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#ifndef MNG_SKIPCHUNK_tEXt
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READ_CHUNK (mng_read_text) ;
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#endif
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#ifndef MNG_SKIPCHUNK_zTXt
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READ_CHUNK (mng_read_ztxt) ;
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#endif
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#ifndef MNG_SKIPCHUNK_iTXt
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READ_CHUNK (mng_read_itxt) ;
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#endif
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#ifndef MNG_SKIPCHUNK_bKGD
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READ_CHUNK (mng_read_bkgd) ;
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#endif
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#ifndef MNG_SKIPCHUNK_pHYs
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READ_CHUNK (mng_read_phys) ;
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#endif
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#ifndef MNG_SKIPCHUNK_sBIT
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READ_CHUNK (mng_read_sbit) ;
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#endif
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#ifndef MNG_SKIPCHUNK_sPLT
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READ_CHUNK (mng_read_splt) ;
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#endif
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#ifndef MNG_SKIPCHUNK_hIST
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READ_CHUNK (mng_read_hist) ;
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#endif
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#ifndef MNG_SKIPCHUNK_tIME
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READ_CHUNK (mng_read_time) ;
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#endif
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READ_CHUNK (mng_read_mhdr) ;
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READ_CHUNK (mng_read_mend) ;
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READ_CHUNK (mng_read_loop) ;
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READ_CHUNK (mng_read_endl) ;
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READ_CHUNK (mng_read_defi) ;
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READ_CHUNK (mng_read_basi) ;
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READ_CHUNK (mng_read_clon) ;
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#ifndef MNG_SKIPCHUNK_PAST
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READ_CHUNK (mng_read_past) ;
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#endif
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READ_CHUNK (mng_read_disc) ;
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READ_CHUNK (mng_read_back) ;
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READ_CHUNK (mng_read_fram) ;
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READ_CHUNK (mng_read_move) ;
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READ_CHUNK (mng_read_clip) ;
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READ_CHUNK (mng_read_show) ;
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READ_CHUNK (mng_read_term) ;
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READ_CHUNK (mng_read_save) ;
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READ_CHUNK (mng_read_seek) ;
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#ifndef MNG_SKIPCHUNK_eXPI
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READ_CHUNK (mng_read_expi) ;
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#endif
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#ifndef MNG_SKIPCHUNK_fPRI
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READ_CHUNK (mng_read_fpri) ;
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#endif
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#ifndef MNG_SKIPCHUNK_pHYg
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READ_CHUNK (mng_read_phyg) ;
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#endif
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#ifdef MNG_INCLUDE_JNG
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READ_CHUNK (mng_read_jhdr) ;
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READ_CHUNK (mng_read_jdaa) ;
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READ_CHUNK (mng_read_jdat) ;
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READ_CHUNK (mng_read_jsep) ;
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#endif
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#ifndef MNG_NO_DELTA_PNG
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READ_CHUNK (mng_read_dhdr) ;
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READ_CHUNK (mng_read_prom) ;
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READ_CHUNK (mng_read_ipng) ;
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READ_CHUNK (mng_read_pplt) ;
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#ifdef MNG_INCLUDE_JNG
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READ_CHUNK (mng_read_ijng) ;
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#endif
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READ_CHUNK (mng_read_drop) ;
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READ_CHUNK (mng_read_dbyk) ;
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READ_CHUNK (mng_read_ordr) ;
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#endif
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READ_CHUNK (mng_read_magn) ;
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#ifndef MNG_SKIPCHUNK_nEED
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READ_CHUNK (mng_read_need) ;
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#endif
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#ifdef MNG_INCLUDE_MPNG_PROPOSAL
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READ_CHUNK (mng_read_mpng) ;
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#endif
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#ifndef MNG_SKIPCHUNK_evNT
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READ_CHUNK (mng_read_evnt) ;
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#endif
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READ_CHUNK (mng_read_unknown) ;
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/* ************************************************************************** */
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#else /* MNG_INCLUDE_READ_PROCS */
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#define mng_read_ihdr 0
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#define mng_read_plte 0
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#define mng_read_idat 0
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#define mng_read_iend 0
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#define mng_read_trns 0
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#define mng_read_gama 0
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#define mng_read_chrm 0
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#define mng_read_srgb 0
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#define mng_read_iccp 0
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#define mng_read_text 0
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#define mng_read_ztxt 0
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#define mng_read_itxt 0
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#define mng_read_bkgd 0
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#define mng_read_phys 0
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#define mng_read_sbit 0
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#define mng_read_splt 0
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#define mng_read_hist 0
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#define mng_read_time 0
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#define mng_read_mhdr 0
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#define mng_read_mend 0
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#define mng_read_loop 0
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#define mng_read_endl 0
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#define mng_read_defi 0
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#define mng_read_basi 0
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#define mng_read_clon 0
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#ifndef MNG_SKIPCHUNK_PAST
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#define mng_read_past 0
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#endif
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#define mng_read_disc 0
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#define mng_read_back 0
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#define mng_read_fram 0
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#define mng_read_move 0
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#define mng_read_clip 0
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#define mng_read_show 0
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#define mng_read_term 0
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#define mng_read_save 0
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#define mng_read_seek 0
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#define mng_read_expi 0
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#define mng_read_fpri 0
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#define mng_read_phyg 0
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#ifdef MNG_INCLUDE_JNG
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#define mng_read_jhdr 0
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#define mng_read_jdaa 0
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#define mng_read_jdat 0
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#define mng_read_jsep 0
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#endif
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#ifndef MNG_NO_DELTA_PNG
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#define mng_read_dhdr 0
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#define mng_read_prom 0
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#define mng_read_ipng 0
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#define mng_read_pplt 0
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#ifdef MNG_INCLUDE_JNG
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#define mng_read_ijng 0
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#endif
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#define mng_read_drop 0
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#define mng_read_dbyk 0
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#define mng_read_ordr 0
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#endif
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#define mng_read_magn 0
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#define mng_read_need 0
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#ifdef MNG_INCLUDE_MPNG_PROPOSAL
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#define mng_read_mpng 0
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#endif
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#define mng_read_evnt 0
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#define mng_read_unknown 0
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#endif /* MNG_INCLUDE_READ_PROCS */
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/* ************************************************************************** */
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#ifdef MNG_INCLUDE_WRITE_PROCS
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#define WRITE_CHUNK(n) mng_retcode n (mng_datap pData, \
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mng_chunkp pChunk)
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WRITE_CHUNK (mng_write_ihdr) ;
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WRITE_CHUNK (mng_write_plte) ;
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WRITE_CHUNK (mng_write_idat) ;
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WRITE_CHUNK (mng_write_iend) ;
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WRITE_CHUNK (mng_write_trns) ;
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WRITE_CHUNK (mng_write_gama) ;
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WRITE_CHUNK (mng_write_chrm) ;
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WRITE_CHUNK (mng_write_srgb) ;
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WRITE_CHUNK (mng_write_iccp) ;
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WRITE_CHUNK (mng_write_text) ;
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WRITE_CHUNK (mng_write_ztxt) ;
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WRITE_CHUNK (mng_write_itxt) ;
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WRITE_CHUNK (mng_write_bkgd) ;
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WRITE_CHUNK (mng_write_phys) ;
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WRITE_CHUNK (mng_write_sbit) ;
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WRITE_CHUNK (mng_write_splt) ;
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WRITE_CHUNK (mng_write_hist) ;
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WRITE_CHUNK (mng_write_time) ;
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WRITE_CHUNK (mng_write_mhdr) ;
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WRITE_CHUNK (mng_write_mend) ;
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WRITE_CHUNK (mng_write_loop) ;
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WRITE_CHUNK (mng_write_endl) ;
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WRITE_CHUNK (mng_write_defi) ;
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WRITE_CHUNK (mng_write_basi) ;
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WRITE_CHUNK (mng_write_clon) ;
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#ifndef MNG_SKIPCHUNK_PAST
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WRITE_CHUNK (mng_write_past) ;
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#endif
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WRITE_CHUNK (mng_write_disc) ;
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WRITE_CHUNK (mng_write_back) ;
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WRITE_CHUNK (mng_write_fram) ;
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WRITE_CHUNK (mng_write_move) ;
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WRITE_CHUNK (mng_write_clip) ;
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WRITE_CHUNK (mng_write_show) ;
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WRITE_CHUNK (mng_write_term) ;
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WRITE_CHUNK (mng_write_save) ;
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WRITE_CHUNK (mng_write_seek) ;
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WRITE_CHUNK (mng_write_expi) ;
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WRITE_CHUNK (mng_write_fpri) ;
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WRITE_CHUNK (mng_write_phyg) ;
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#ifdef MNG_INCLUDE_JNG
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WRITE_CHUNK (mng_write_jhdr) ;
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WRITE_CHUNK (mng_write_jdaa) ;
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WRITE_CHUNK (mng_write_jdat) ;
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WRITE_CHUNK (mng_write_jsep) ;
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#endif
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#ifndef MNG_NO_DELTA_PNG
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WRITE_CHUNK (mng_write_dhdr) ;
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WRITE_CHUNK (mng_write_prom) ;
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WRITE_CHUNK (mng_write_ipng) ;
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WRITE_CHUNK (mng_write_pplt) ;
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#ifdef MNG_INCLUDE_JNG
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317 |
WRITE_CHUNK (mng_write_ijng) ;
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318 |
#endif
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319 |
WRITE_CHUNK (mng_write_drop) ;
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320 |
WRITE_CHUNK (mng_write_dbyk) ;
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321 |
WRITE_CHUNK (mng_write_ordr) ;
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322 |
#endif
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323 |
WRITE_CHUNK (mng_write_magn) ;
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324 |
WRITE_CHUNK (mng_write_need) ;
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325 |
#ifdef MNG_INCLUDE_MPNG_PROPOSAL
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326 |
WRITE_CHUNK (mng_write_mpng) ;
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327 |
#endif
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328 |
#ifdef MNG_INCLUDE_ANG_PROPOSAL
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329 |
WRITE_CHUNK (mng_write_ahdr) ;
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330 |
WRITE_CHUNK (mng_write_adat) ;
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331 |
#endif
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332 |
WRITE_CHUNK (mng_write_evnt) ;
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333 |
WRITE_CHUNK (mng_write_unknown) ;
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334 |
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335 |
/* ************************************************************************** */
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336 |
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337 |
#else /* MNG_INCLUDE_WRITE_PROCS */
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338 |
#define mng_write_ihdr 0
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339 |
#define mng_write_plte 0
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340 |
#define mng_write_idat 0
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341 |
#define mng_write_iend 0
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342 |
#define mng_write_trns 0
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343 |
#define mng_write_gama 0
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344 |
#define mng_write_chrm 0
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345 |
#define mng_write_srgb 0
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346 |
#define mng_write_iccp 0
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347 |
#define mng_write_text 0
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348 |
#define mng_write_ztxt 0
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349 |
#define mng_write_itxt 0
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350 |
#define mng_write_bkgd 0
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351 |
#define mng_write_phys 0
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352 |
#define mng_write_sbit 0
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353 |
#define mng_write_splt 0
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354 |
#define mng_write_hist 0
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355 |
#define mng_write_time 0
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356 |
#define mng_write_mhdr 0
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357 |
#define mng_write_mend 0
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|
358 |
#define mng_write_loop 0
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359 |
#define mng_write_endl 0
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|
360 |
#define mng_write_defi 0
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|
361 |
#define mng_write_basi 0
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|
362 |
#define mng_write_clon 0
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|
363 |
#ifndef MNG_SKIPCHUNK_PAST
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|
364 |
#define mng_write_past 0
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|
365 |
#endif
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|
366 |
#define mng_write_disc 0
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|
367 |
#define mng_write_back 0
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|
368 |
#define mng_write_fram 0
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|
369 |
#define mng_write_move 0
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|
370 |
#define mng_write_clip 0
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|
371 |
#define mng_write_show 0
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|
372 |
#define mng_write_term 0
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|
373 |
#define mng_write_save 0
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|
374 |
#define mng_write_seek 0
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|
375 |
#define mng_write_expi 0
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|
376 |
#define mng_write_fpri 0
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|
377 |
#define mng_write_phyg 0
|
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|
378 |
#ifdef MNG_INCLUDE_JNG
|
|
|
379 |
#define mng_write_jhdr 0
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|
380 |
#define mng_write_jdaa 0
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|
381 |
#define mng_write_jdat 0
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|
382 |
#define mng_write_jsep 0
|
|
|
383 |
#endif
|
|
|
384 |
#ifndef MNG_NO_DELTA_PNG
|
|
|
385 |
#define mng_write_dhdr 0
|
|
|
386 |
#define mng_write_prom 0
|
|
|
387 |
#define mng_write_ipng 0
|
|
|
388 |
#define mng_write_pplt 0
|
|
|
389 |
#ifdef MNG_INCLUDE_JNG
|
|
|
390 |
#define mng_write_ijng 0
|
|
|
391 |
#endif
|
|
|
392 |
#define mng_write_drop 0
|
|
|
393 |
#define mng_write_dbyk 0
|
|
|
394 |
#define mng_write_ordr 0
|
|
|
395 |
#endif
|
|
|
396 |
#define mng_write_magn 0
|
|
|
397 |
#define mng_write_need 0
|
|
|
398 |
#ifdef MNG_INCLUDE_MPNG_PROPOSAL
|
|
|
399 |
#define mng_write_mpng 0
|
|
|
400 |
#endif
|
|
|
401 |
#ifdef MNG_INCLUDE_ANG_PROPOSAL
|
|
|
402 |
#define mng_write_adat 0
|
|
|
403 |
#define mng_write_ahdr 0
|
|
|
404 |
#endif
|
|
|
405 |
#define mng_write_evnt 0
|
|
|
406 |
#define mng_write_unknown 0
|
|
|
407 |
#endif /* MNG_INCLUDE_WRITE_PROCS */
|
|
|
408 |
|
|
|
409 |
/* ************************************************************************** */
|
|
|
410 |
|
|
|
411 |
#endif /* _libmng_chunk_io_h_ */
|
|
|
412 |
|
|
|
413 |
/* ************************************************************************** */
|
|
|
414 |
/* * end of file * */
|
|
|
415 |
/* ************************************************************************** */
|