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Diffstat (limited to 'tinySIGCOMP/src/tcomp_deflatedata.h')
| -rw-r--r-- | tinySIGCOMP/src/tcomp_deflatedata.h | 175 |
1 files changed, 175 insertions, 0 deletions
diff --git a/tinySIGCOMP/src/tcomp_deflatedata.h b/tinySIGCOMP/src/tcomp_deflatedata.h new file mode 100644 index 0000000..d266572 --- /dev/null +++ b/tinySIGCOMP/src/tcomp_deflatedata.h @@ -0,0 +1,175 @@ +/* +* Copyright (C) 2010-2011 Mamadou Diop. +* +* Contact: Mamadou Diop <diopmamadou(at)doubango[dot]org> +* +* This file is part of Open Source Doubango Framework. +* +* DOUBANGO 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. +* +* DOUBANGO 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 DOUBANGO. +* +*/ + +/**@file tcomp_compressor.h + * @brief SigComp Deflate compressor(Compressor data). + * + * @author Mamadou Diop <diopmamadou(at)yahoo.fr> + * + + */ +#ifndef TCOMP_COMPRESSORDEFLATE_DATA_H +#define TCOMP_COMPRESSORDEFLATE_DATA_H + +#include "tinysigcomp_config.h" +#include "tcomp_params.h" +#include "tcomp_state.h" +#include "tcomp_compressordata.h" + +#if HAS_ZLIB +# include <zlib.h> +#else +# include "zlib.h" +#endif + +TCOMP_BEGIN_DECLS + +//============================================================// +#define USE_DICTS_FOR_COMPRESSION 0 + +#define Z_DEFAULT_WINDOW_BITS 10 /* 1024*/ + + +#define DEFLATE_DECOMPRESSION_PTR_INDEX 70 +#if USE_DICTS_FOR_COMPRESSION +# define DEFLATE_UDVM_CIRCULAR_START_INDEX 701 +#else +# define DEFLATE_UDVM_CIRCULAR_START_INDEX 630 +#endif + + +#define DEFLATE_SIP_DICT_ONLY 0x00 +#define DEFLATE_PRES_DICT_ONLY 0x01 +#define DEFLATE_SIP_PRES_DICTS 0x02 +#define DEFLATE_NO_DICT 0x03 +#define DEFLATE_FIXME_DICT DEFLATE_NO_DICT + + + +#define DEFLATE_BYTECODE_DESTINATION_START 320 +#define DEFLATE_BYTECODE_DESTINATION_CODE 0x04 // 320 +#if USE_DICTS_FOR_COMPRESSION +# define DEFLATE_BYTECODE_LEN 381 +#else +# define DEFLATE_BYTECODE_LEN 310 +#endif +//==========================================================// + + +#if USE_DICTS_FOR_COMPRESSION +#define DEFLATEDATA_DEFLATE_BYTECODE \ + "\x0f\x86\x7a\xa2\xbd\x8d\x05\xa2\xbd\x00\x03\x00\x04\x00\x05\x00\x06\x00\x07\x00\x08\x00" \ + "\x09\x00\x0a\x01\x0b\x01\x0d\x01\x0f\x01\x11\x02\x13\x02\x17\x02\x1b\x02\x1f\x03\x23\x03" \ + "\x2b\x03\x33\x03\x3b\x04\xa0\x43\x04\xa0\x53\x04\xa0\x63\x04\xa0\x73\x05\xa0\x83\x05\xa0" \ + "\xa3\x05\xa0\xc3\x05\xa0\xe3\x00\xa1\x02\x00\x01\x00\x02\x00\x03\x00\x04\x01\x05\x01\x07" \ + "\x02\x09\x02\x0d\x03\x11\x03\x19\x04\x21\x04\x31\x05\xa0\x41\x05\xa0\x61\x06\xa0\x81\x06" \ + "\xa0\xc1\x07\xa1\x01\x07\xa1\x81\x08\xa2\x01\x08\xa3\x01\x09\xa4\x01\x09\xa6\x01\x0a\xa8" \ + "\x01\x0a\xac\x01\x0b\xb0\x01\x0b\xb8\x01\x0c\x80\x20\x01\x0c\x80\x30\x01\x0d\x80\x40\x01" \ + "\x0d\x80\x60\x01\x1c\x08\xa1\x34\xa0\xde\x0e\xa0\x42\xc1\x36\x06\x21\x86\x1a\x04\xc1\x3a" \ + "\xa0\x0c\xa0\x1e\xa0\x30\xa0\x47\x0f\xa1\x3a\x04\xa6\xfb\x80\xe5\x07\x80\xdf\xe5\x80\xe6" \ + "\x00\x16\xa0\x2c\x0f\xa1\x3a\x04\xa6\xd9\x80\x42\x29\x80\x7d\x0b\x80\xb3\x00\x16\xa0\x1a" \ + "\x0f\xa1\x3a\x07\xa6\xfb\x80\xe5\x07\x80\xdf\xe5\x80\xe6\x06\x80\xd9\x42\x80\x29\x7d\xab" \ + "\xb3\x1d\x03\x22\xa0\x89\x1e\x20\xa0\x68\x04\x07\x00\x17\x80\x40\x11\x01\x30\xa0\xbf\x00" \ + "\x00\xa0\xc0\xa0\xc7\x80\x40\x29\x01\xa1\x90\xa1\xff\xa0\x90\x17\x50\x80\x40\x11\xa0\x0b" \ + "\xa0\x49\xa0\x15\x22\x21\x01\x13\x21\x01\x23\x16\x9f\xcf\x08\x10\x04\x12\x50\x04\x22\x1d" \ + "\x51\x22\xa0\x49\x06\x12\x51\x1e\x20\xa0\x41\x01\x05\x00\x1f\x2f\x08\x10\x04\x12\x50\x04" \ + "\x26\x1d\x53\x26\xa0\x31\x06\x14\x53\x0e\x20\x63\x14\x54\x52\x23\x22\x50\x52\x16\x9f\x9b" \ + "\x0e\x2a\xa4\x86\x0f\x38\x04\xc1\x36\x86\xa1\xec\x06\x0d\x38\xc1\x34\x2c\x23\x2a\xa1\x38" \ + "\xc1\x36\x86\xa1\xec\x06\x00" +#else +#define DEFLATEDATA_DEFLATE_BYTECODE \ + "\x0f\x86\x7a\xa2\x76\x8d\x05\xa2\x76\x00\x03\x00\x04\x00\x05\x00\x06\x00\x07\x00\x08\x00" \ + "\x09\x00\x0a\x01\x0b\x01\x0d\x01\x0f\x01\x11\x02\x13\x02\x17\x02\x1b\x02\x1f\x03\x23\x03" \ + "\x2b\x03\x33\x03\x3b\x04\xa0\x43\x04\xa0\x53\x04\xa0\x63\x04\xa0\x73\x05\xa0\x83\x05\xa0" \ + "\xa3\x05\xa0\xc3\x05\xa0\xe3\x00\xa1\x02\x00\x01\x00\x02\x00\x03\x00\x04\x01\x05\x01\x07" \ + "\x02\x09\x02\x0d\x03\x11\x03\x19\x04\x21\x04\x31\x05\xa0\x41\x05\xa0\x61\x06\xa0\x81\x06" \ + "\xa0\xc1\x07\xa1\x01\x07\xa1\x81\x08\xa2\x01\x08\xa3\x01\x09\xa4\x01\x09\xa6\x01\x0a\xa8" \ + "\x01\x0a\xac\x01\x0b\xb0\x01\x0b\xb8\x01\x0c\x80\x20\x01\x0c\x80\x30\x01\x0d\x80\x40\x01" \ + "\x0d\x80\x60\x01\x1c\x06\xa1\x34\xa0\x97\x0e\xa0\x42\xc1\x36\x06\x21\x86\x1d\x03\x22\xa0" \ + "\x89\x1e\x20\xa0\x68\x04\x07\x00\x17\x80\x40\x11\x01\x30\xa0\xbf\x00\x00\xa0\xc0\xa0\xc7" \ + "\x80\x40\x29\x01\xa1\x90\xa1\xff\xa0\x90\x17\x50\x80\x40\x11\xa0\x0b\xa0\x49\xa0\x15\x22" \ + "\x21\x01\x13\x21\x01\x23\x16\x9f\xcf\x08\x10\x04\x12\x50\x04\x22\x1d\x51\x22\xa0\x49\x06" \ + "\x12\x51\x1e\x20\xa0\x41\x01\x05\x00\x1f\x2f\x08\x10\x04\x12\x50\x04\x26\x1d\x53\x26\xa0" \ + "\x31\x06\x14\x53\x0e\x20\x63\x14\x54\x52\x23\x22\x50\x52\x16\x9f\x9b\x0e\x2a\xa4\x86\x0f" \ + "\x38\x04\xc1\x36\x86\xa1\xec\x06\x0d\x38\xc1\x34\x2c\x23\x2a\xa1\x38\xc1\x36\x86\xa1\xec" \ + "\x06\x00" + +#endif /* USE_DICTS_FOR_COMPRESSION */ + + +typedef struct tcomp_deflateStream_s +{ + z_stream zs; + unsigned dataWaitingAck:1; + unsigned stateful:1; +} +tcomp_deflateStream_t; + +tsk_bool_t tcomp_deflateStream_end(tcomp_deflateStream_t *stream); +tsk_bool_t tcomp_deflateStream_copy(tcomp_deflateStream_t *stream, tcomp_deflateStream_t *source); + + +typedef struct tcomp_deflatedata_s +{ + TSK_DECLARE_OBJECT; + + tcomp_deflateStream_t stream_1; + tcomp_deflateStream_t stream_acked; + int zLevel; + int zWindowBits; + + tsk_bool_t isInitialized; + + uint32_t ghost_copy_offset; + tcomp_state_t *ghostState; + + tsk_bool_t isStream; + + tsk_bool_t useOnlyACKedStates; + + TSK_DECLARE_SAFEOBJ; +} +tcomp_deflatedata_t; + +tcomp_deflatedata_t* tcomp_deflatedata_create(tsk_bool_t isStream, tsk_bool_t useOnlyACKedStates); + +void tcomp_deflatedata_freeGhostState(tcomp_compressordata_t *deflatedata); +void tcomp_deflatedata_ackGhost(tcomp_compressordata_t *deflatedata, const tcomp_buffer_handle_t *stateid); +void tcomp_deflatedata_createGhost(tcomp_deflatedata_t *deflatedata, uint32_t state_len, tcomp_params_t *params); +void tcomp_deflatedata_updateGhost(tcomp_deflatedata_t *deflatedata, const uint8_t *input_ptr, tsk_size_t input_size); +uint32_t* tcomp_deflatedata_getGhostCopyOffset(tcomp_deflatedata_t *deflatedata); + +tsk_bool_t tcomp_deflatedata_zReset(tcomp_deflatedata_t *deflatedata); +tsk_bool_t tcomp_deflatedata_zCompress(tcomp_deflatedata_t *deflatedata, const void* in, tsk_size_t inLen, void* out, tsk_size_t* outLen, tsk_bool_t *stateChanged); + +int tcomp_deflatedata_zGetWindowBits(tcomp_deflatedata_t *deflatedata); +void tcomp_deflatedata_zSetWindowBits(tcomp_deflatedata_t *deflatedata, int windowSize); + +tsk_bool_t tcomp_deflatedata_isStateful(tcomp_deflatedata_t *deflatedata); +tsk_bool_t tcomp_deflatedata_zInit(tcomp_deflatedata_t *deflatedata); +tsk_bool_t tcomp_deflatedata_zUnInit(tcomp_deflatedata_t *deflatedata); + +TINYSIGCOMP_GEXTERN const tsk_object_def_t *tcomp_deflatedata_def_t; + +TCOMP_END_DECLS + +#endif /* TCOMP_COMPRESSORDEFLATE_DATA_H */ |
