AuroraMiddleware/zstd
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762 Commits

Author SHA1 Message Date
inikep
3c7c3527d0 introduced ZSTD_NOCOMPRESS to generate decompressor only 2016-04-22 13:59:05 +02:00
inikep
23a0889301 separation of lib/ into common/, compress/, decompress/, dictBuilder/, legacy/ 2016-04-22 12:43:18 +02:00
inikep
4699b3be03 Merge remote-tracking branch 'refs/remotes/Cyan4973/dev' into dev 2016-04-21 12:30:58 +02:00
inikep
38654988f3 minor speed improvements 2 
bench.c: block size has to be bigger than 32 bytes
zstdcli.c: support for e.g. -B16k -B16m
 2016-04-21 12:18:47 +02:00
inikep
ef51941822 zst_opt.h: minor compression speed improvement 2016-04-21 11:08:43 +02:00
Yann Collet
e02808ffc5 bumped lib version to 0.6.1 
added ZSTD_VERSION_STRING
 2016-04-20 22:46:16 +02:00
inikep
c5e1d295ee bench.c: force at least one compression and decompression loop 
fix for -i0 with small files
 2016-04-19 09:37:59 +02:00
inikep
2c5eeea635 introduced ZSTD_DEAFULT_CLEVEL for (compressionLevel<=0) 2016-04-15 13:44:46 +02:00
inikep
4b3c5eed99 removed ZSTD_compressBegin_targetSrcSize 2016-04-14 13:43:51 +02:00
inikep
c70c90e8a3 Merge remote-tracking branch 'refs/remotes/Cyan4973/dev' into dev 2016-04-13 10:48:26 +02:00
Yann Collet
16748729c9 Updated DICT_MAGIC, since internal dictionary format has changed (length encoding) 2016-04-12 23:26:23 +02:00
Yann Collet
c5b6d9741a Added : zbuff.c to library; reported by Yipei Zhang 2016-04-12 21:46:18 +02:00
Yann Collet
389648cc6d Fixed : contentSize + copyCCtx() 2016-04-12 19:13:08 +02:00
Yann Collet
541dc7c7d4 Added : fuzzer test, checking contentLength value after copyCCtx() usage 2016-04-12 18:00:20 +02:00
Yann Collet
6236eba991 removed headerBuffer 2016-04-12 15:52:33 +02:00
Yann Collet
0085cd3138 created ZSTD_writeFrameHeader() 2016-04-12 14:14:10 +02:00
Yann Collet
abb5c653f1 minor speed improvement for ZSTD_copyCCtx() 2016-04-11 20:42:31 +02:00
Yann Collet
887e7da785 Fixed copyCCtx() on uninitialized cctx (reported by Oliver Lange) 2016-04-11 20:12:27 +02:00
inikep
8844e21dff Merge remote-tracking branch 'refs/remotes/Cyan4973/dev' into dev 2016-04-11 16:49:27 +02:00
inikep
f7d210b2e9 cache literal prices for ZSTD_btopt 2016-04-11 16:35:13 +02:00
Yann Collet
582933fde5 fixed round-trip corruption, reported by Oliver Lange 2016-04-11 16:25:56 +02:00
Yann Collet
125d81774f fixed uninitialization error, reported by Maciej Adamczyk 2016-04-11 14:22:56 +02:00
Yann Collet
d673d4cf66 fixed uninitialization error, reported by Maciej Adamczyk 2016-04-11 14:10:23 +02:00
Yann Collet
ccbba296e1 Fix infinite loop with invalid data (fuzzer test) 2016-04-10 14:42:26 +02:00
Yann Collet
793c649ead updated cLevels 2016-04-09 20:32:00 +02:00
Yann Collet
b144bc3e1c Fixed uninitialized warning, reported by Maciej Adamczyk 2016-04-09 17:26:22 +02:00
Yann Collet
9990986bdc fixed minor warnings when compiling with gcc -g (aka -std=gnu90) 2016-04-09 16:17:18 +02:00
Yann Collet
029267ab3f Integrated Legacy v0.5.x decoder (provided by @inikep) 2016-04-09 09:42:27 +02:00
Yann Collet
7eff39f7ea fixed decoding error 2016-04-09 01:51:36 +02:00
Yann Collet
ea63bb7b5e converted fuzzer timer to clock_t 2016-04-08 15:25:32 +02:00
Yann Collet
78267d1abe updated cLevel for block <= 256K 2016-04-08 12:36:19 +02:00
Yann Collet
72cc704514 Merge branch 'dev060' of github.com:Cyan4973/zstd into dev060 2016-04-08 02:02:31 +02:00
Yann Collet
0dbf2874ee faster level 1 at 256 KB 2016-04-08 02:02:12 +02:00
Yann Collet
04a4fd638b Merge pull request #164 from inikep/dev 
only repcode 0 for lazy, lazy2 and btlazy2 strategies
 2016-04-07 20:46:13 +02:00
inikep
afe1f7994b Merge remote-tracking branch 'refs/remotes/Cyan4973/dev060' into dev 
# Conflicts:
#	lib/zstd_compress.c
 2016-04-07 19:50:03 +02:00
Yann Collet
9e8b09a7bd Fixed memory initialization issue, reported by Maciej Adamczyk 2016-04-07 19:35:23 +02:00
inikep
2bf79f9bff use extDict only when needed 2016-04-07 19:24:33 +02:00
inikep
64d7bcb0dc only repcode 0 for lazy, lazy2 and btlazy2 strategies 2016-04-07 19:14:09 +02:00
inikep
a69640cca1 Revert "removed void ZSTD_compressBlock_greedy" 
This reverts commit 9296400a69.
 2016-04-07 18:22:29 +02:00
Yann Collet
d7bee33caf Fixed make install (reported by Oliver Lange) 2016-04-07 18:16:42 +02:00
Yann Collet
5d39357bc4 minor compression speed optimization 2016-04-07 17:19:00 +02:00
inikep
9296400a69 removed void ZSTD_compressBlock_greedy 2016-04-07 16:58:04 +02:00
Yann Collet
485371600a Implemented default coding table for lengths and offset 2016-04-07 15:24:29 +02:00
Yann Collet
79459da14b Merge pull request #163 from inikep/dev 
3 repcodes and MINMATCH=3
 2016-04-07 14:37:30 +02:00
inikep
81a345b0ce minor speed improvements 2016-04-07 11:35:17 +02:00
inikep
e47f33f980 reordered code 2016-04-06 20:58:00 +02:00
inikep
2db1eb78e9 reordered functions 2016-04-06 17:14:19 +02:00
inikep
e5b6e9e551 fixed support for searchLength=4 2016-04-06 13:15:38 +02:00
inikep
75716851d4 MINMATCH=3 for lazy strategy 2016-04-06 12:34:42 +02:00
inikep
7bc19b6b3e MINMATCH=3 2016-04-06 09:46:01 +02:00
inikep
f8a339d274 working ZSTD_compressBlock_opt_extDict_generic 2016-04-05 23:58:51 +02:00
inikep
83417bbbd2 code formatting 2016-04-05 21:30:03 +02:00
inikep
5ce00aee37 ZSTD_compressBlock_opt_extDict_generic in progress 2016-04-05 21:03:43 +02:00
inikep
faa8d8aae1 introduced ZSTD_compressBlock_greedy 2016-04-05 19:01:10 +02:00
inikep
908fcb384a 3 repcodes with ZSTD_compressBlock_lazy_extDict_generic 2016-04-05 18:16:38 +02:00
inikep
a4385aa23b ZSTD_REP_NUM=3 only 2016-04-05 17:11:56 +02:00
inikep
d5359b2e55 Merge remote-tracking branch 'refs/remotes/origin/repcodes' into dev 2016-04-05 17:07:36 +02:00
inikep
ba73d1bb6b support for ZSTD_REP_NUM=3 2016-04-05 10:30:05 +02:00
inikep
74e3a7ba4c removed kSlotNew 2016-04-05 10:18:37 +02:00
inikep
b3532793a9 experiments with ZSTD_decodeSequence 2016-04-05 10:08:25 +02:00
Yann Collet
46bdb6267e Merge pull request #161 from inikep/dev 
Dev
 2016-04-05 09:59:59 +02:00
inikep
2ec2698ef9 working 4 reps 2016-04-05 09:34:13 +02:00
inikep
19140cd80e zstd_stats.h moved to .debug/ 2016-04-05 08:52:57 +02:00
inikep
d6f208badf improved logging 2016-04-04 21:15:23 +02:00
inikep
78e52044de Merge remote-tracking branch 'refs/remotes/origin/dev' into repcodes 
# Conflicts:
#	lib/zstd_compress.c
#	lib/zstd_decompress.c
#	lib/zstd_internal.h
#	lib/zstd_opt.h
#	programs/bench.c
 2016-04-04 16:28:40 +02:00
inikep
cb70c8ab90 fixed -Werror,-Wconversion warning 2016-04-04 15:43:45 +02:00
inikep
0c7456c5b7 Merge remote-tracking branch 'refs/remotes/Cyan4973/dev060' into dev 
# Conflicts:
#	lib/zstd_compress.c
#	lib/zstd_static.h
 2016-04-04 14:54:53 +02:00
Yann Collet
b59bf963a8 fixed Visual conversion warnings 2016-04-04 14:53:16 +02:00
inikep
227dd4bc74 changed price estimation for optimal parser 2016-04-04 14:34:02 +02:00
Yann Collet
8a57b928ba changed contentLog -> chainLog 2016-04-04 13:49:18 +02:00
Yann Collet
1005fc1276 reduced memory usage of very hich compression levels in 32-bits mode 2016-04-04 13:28:28 +02:00
inikep
19bd48f516 Merge from Cyan4973/dev060 2016-04-04 12:10:00 +02:00
Yann Collet
1535414927 Fixed 32-bits windowLog limitation 
Fixed some macro errors in zbufftest
 2016-04-04 04:22:53 +02:00
Yann Collet
5a88a70f97 fixed buffer sync error in zbuff 2016-04-03 20:24:25 +02:00
Yann Collet
ef36390e4a refined exception for hashlog < min 2016-04-02 00:46:40 +02:00
Yann Collet
40358d01aa Fix : rare bugs when hashLog < min in bt mode 2016-04-02 00:40:09 +02:00
Yann Collet
1d803d8deb fixed zbuff error 775-3 (internal buffer management) 2016-04-01 18:57:41 +02:00
Yann Collet
efb18309ef fixed minor visual 32-64bits conversion warning 2016-04-01 18:54:13 +02:00
Yann Collet
afa60e0f14 fixed decoding error, reported by Maciej Adamczyk 2016-04-01 15:49:41 +02:00
Yann Collet
27caf2afca minor variable isolation 2016-04-01 15:48:48 +02:00
Yann Collet
9bb87e5995 fixed harmless comparison warning 2016-03-30 21:28:15 +02:00
Yann Collet
51d500425f fixed paramgrill 2016-03-30 20:42:19 +02:00
Yann Collet
dd6466a211 fixed clang conversion warning 2016-03-30 20:06:26 +02:00
Yann Collet
3b71925c2d separate params into compressionParams and frameParams 2016-03-30 19:48:05 +02:00
Yann Collet
21588e370b changed validateParams() into checkParams() + adjustParams() 2016-03-30 16:50:44 +02:00
Yann Collet
b44be74244 Fixed zdict 
more dictionary compression tests
 2016-03-26 20:52:14 +01:00
Yann Collet
74bd11954b fixed ARM compatibility 2016-03-26 17:50:26 +01:00
Yann Collet
b9151406de fixed 32-bits compatibility 2016-03-26 17:18:11 +01:00
inikep
97c88e716c fix for -Wshorten-64-to-32 warning in ZSTD_statsUpdatePrices 2016-03-25 13:39:14 +01:00
Yann Collet
433a5cce7e improved decompression speed (680) 2016-03-25 11:43:48 +01:00
inikep
5cc4efdaf8 created zstd_stats.h 2016-03-25 10:52:25 +01:00
Yann Collet
646693e3be support for alternate offset (fusion) 2016-03-24 02:42:15 +01:00
Yann Collet
b21ce15efe minor variables isolation 2016-03-24 02:02:32 +01:00
Yann Collet
7cbe79ab25 fixed write overflow found by fuzzer 2016-03-23 22:31:57 +01:00
Yann Collet
72d706a020 fixed crash at -O3 with customized block size (wrong alignment) 2016-03-23 20:44:12 +01:00
inikep
eaba91a161 added ZSTD_compressBegin_targetSrcSize 2016-03-23 20:30:26 +01:00
Yann Collet
862a85976f Added BMI instructions 2016-03-23 18:45:23 +01:00
inikep
7adceef974 hashLog3 added to ZSTD_CCtx 2016-03-23 15:53:38 +01:00
Yann Collet
6cf45dac81 shared const BIT_mask 2016-03-23 14:41:54 +01:00
Yann Collet
3c017867de minor optimization (DSpeed 665) 2016-03-23 14:09:51 +01:00
Yann Collet
2512597576 minor reordering (DSpeed 665) 2016-03-23 14:00:09 +01:00
Yann Collet
afab02098a improved decoding speed (660) 2016-03-23 13:57:49 +01:00
inikep
472638c861 added mili_sleep and setHighPriority 2016-03-23 12:28:28 +01:00
Yann Collet
9c34df93b6 new decodeSequence, merging parts 2016-03-23 01:54:25 +01:00
Yann Collet
add08d6f61 minor variation - DSpeed at 640 2016-03-23 01:32:41 +01:00
Yann Collet
be391438ff first working version with both encoder and decode alternate LL + ML coding scheme. 
decompression speed highly impacted
 2016-03-22 23:19:28 +01:00
inikep
2872b6f01f Merge remote-tracking branch 'refs/remotes/Cyan4973/dev060' into dev 
# Conflicts:
#	lib/zstd_compress.c
#	programs/bench.c
 2016-03-22 14:38:34 +01:00
Yann Collet
fadda6c875 first prototype with ML encoding scheme (but not yet decoding scheme) 2016-03-22 12:14:26 +01:00
inikep
2b942881ac improved 4reps in ZSTD_compressBlock_lazy_generic 
kSlotNew = 0
 2016-03-22 11:56:22 +01:00
Yann Collet
1dcf930f72 Merge branch 'dev060' into alternateLLcode 2016-03-22 00:29:57 +01:00
inikep
f2fa0e1198 final repcodes for ZSTD_btopt 2016-03-21 20:14:03 +01:00
inikep
378be62a9e better repcodes 2016-03-21 19:48:54 +01:00
inikep
fc1d7bd93b changed update logic of repcodes 2016-03-21 19:02:16 +01:00
inikep
e7ec8f2b9b improved ratio 2016-03-21 17:23:02 +01:00
Yann Collet
be4605d851 improved decompression speed 2016-03-21 14:29:26 +01:00
Yann Collet
e91477c171 minor variable isolation 2016-03-21 14:22:38 +01:00
Yann Collet
b0aec17a90 code simplification (but reduce decompression speed ...) 2016-03-21 13:24:16 +01:00
Yann Collet
6c62b7dfc8 support default LL distribution 2016-03-21 00:39:19 +01:00
Yann Collet
d64f435f63 handles litLength >= 65535 2016-03-21 00:07:42 +01:00
Yann Collet
597847a2ae first emulation 2016-03-20 19:14:22 +01:00
Yann Collet
ecabfe3777 Improved index overflow protection 2016-03-20 16:20:06 +01:00
Yann Collet
5244738046 minor code refactoring 2016-03-20 16:00:00 +01:00
Yann Collet
de406eebcd minor code refactor 2016-03-20 15:46:10 +01:00
Yann Collet
516ba88022 updated huff0 2016-03-20 05:40:39 +01:00
Yann Collet
a5c2c08c68 code refactoring 2016-03-20 01:09:18 +01:00
Yann Collet
70e4577179 minor code refactoring 2016-03-19 18:08:32 +01:00
Yann Collet
c6eea2b2f2 Improved speed for small files 2016-03-19 17:18:00 +01:00
Yann Collet
e74215e3c7 performance fix for small files 2016-03-19 16:09:09 +01:00
inikep
1269e2f7db working kSlotNew for ZSTD_btopt 2016-03-19 15:32:21 +01:00
Yann Collet
bb604486f1 fixed clang warning 2016-03-19 15:18:42 +01:00
Yann Collet
37f3d1b2ab minor refactor 2016-03-19 15:11:42 +01:00
Yann Collet
90a03a95a1 minor performance fix (decompression) 2016-03-19 14:47:31 +01:00
Yann Collet
01e5b95199 code refactor 2016-03-19 14:14:31 +01:00
Yann Collet
d1d210f3fb minor code refactor 2016-03-19 12:12:07 +01:00
Yann Collet
4db09efde4 simplifications 2016-03-18 22:23:49 +01:00
Yann Collet
39c596ca58 minor simplifications 2016-03-18 21:40:56 +01:00
inikep
fade9b7ae3 ZSTD_btopt with 4 repcodes 2016-03-18 16:10:35 +01:00
inikep
1c1e6916e4 improved timer accuracy 2016-03-18 12:49:44 +01:00
Yann Collet
a910dc8238 minor code refactoring 2016-03-18 12:37:45 +01:00
inikep
5b15865413 Merge remote-tracking branch 'refs/remotes/Cyan4973/dev060' into repcodes 
# Conflicts:
#	lib/zstd_decompress.c
#	programs/bench.c
 2016-03-18 11:14:58 +01:00
inikep
eca2ec0b3b introduced ZSTD_REP_MOVE and ZSTD_REP_INIT 2016-03-18 11:03:43 +01:00
inikep
c56e32e782 4 repcodes when litLen==0 2016-03-17 19:53:38 +01:00
inikep
3e743052cd kSlotNew 2016-03-17 17:24:17 +01:00
Yann Collet
3fd164e656 minor refactoring 2016-03-17 13:43:32 +01:00
Yann Collet
b40287aaef Improved decompression speed (by @inikep) 2016-03-17 12:11:16 +01:00
inikep
7d1742825b support for ZSTD_REP_NUM == 1 and ZSTD_REP_NUM == 4 2016-03-17 11:21:00 +01:00
inikep
5945308983 working 4 reps 2016-03-16 15:35:14 +01:00
Yann Collet
569b81adb1 changed BLOCKSIZE into ZSTD_BLOCKSIZE_MAX 2016-03-16 15:26:51 +01:00
inikep
62d694795d ZSTD_compressBlock_lazy supports more reps 2016-03-16 12:57:07 +01:00
inikep
0ac4a551b9 ZSTD_REP_NUM removed from ZSTD_storeSeq 2016-03-16 12:03:07 +01:00
inikep
df164e6d35 introduced U32 rep[ZSTD_REP_NUM] 2016-03-16 11:56:59 +01:00
inikep
4569667c85 ZSTD_REP_NUM 2016-03-16 11:40:09 +01:00
Yann Collet
6cb41356e8 update doc / comments 2016-03-15 15:47:38 +01:00
Yann Collet
346bffbc68 Added frame content size test within fuzzer 2016-03-15 15:24:52 +01:00
Yann Collet
09b21ee2f6 fix fileio bug with new zbuff 
simplified zbuff decoding
 2016-03-15 12:56:03 +01:00
inikep
d700a1a8b9 ZSTD_setAdditionalParam 2016-03-15 12:18:44 +01:00
Yann Collet
1c2c2bcaff minor refactoring 2016-03-15 01:33:36 +01:00
Yann Collet
d1b26849e5 Frame content size supported 2016-03-15 01:24:33 +01:00
inikep
5fdd0b46d3 added additionalParam 2016-03-14 19:51:11 +01:00
Yann Collet
fb7973580f minor comments update 2016-03-13 11:08:40 +01:00
Yann Collet
03ea59b17b Decompression can decode frame content size 2016-03-12 01:25:40 +01:00
Yann Collet
0e491c01fe created ZSTD_frameParams 2016-03-11 21:58:04 +01:00
inikep
cc6c283633 removed hashLog3 from ZSTD_parameters 2016-03-10 15:17:24 +01:00
inikep
260a9e3886 Merge remote-tracking branch 'refs/remotes/Cyan4973/dev060' into dev 2016-03-10 15:04:12 +01:00
inikep
b0c640d934 small ratio improvement with MINMATCH=3 2016-03-10 13:18:36 +01:00
Yann Collet
da5be72fda update compression level parameters 2016-03-10 11:01:44 +01:00
Yann Collet
dcc000f0eb minor doc clarifications 2016-03-10 01:09:41 +01:00
Yann Collet
e3193c4081 update compresson levels 2016-03-09 16:57:09 +01:00
Yann Collet
4f013a2281 Merge pull request #142 from inikep/dev 
Dev
 2016-03-09 16:29:42 +01:00
inikep
b5a519f43c improved compression speed 
introduced cache in ZSTD_setLog2Prices
 2016-03-09 15:45:01 +01:00
Yann Collet
95cd0c2e26 frame format can support window sizes up to 128 MB 2016-03-08 18:24:21 +01:00
Yann Collet
ff14b351f5 Merge pull request #141 from inikep/dev 
fix update for zstd_opt
 2016-03-08 14:41:04 +01:00
Yann Collet
d3a6660ad1 Update clevel table for <= 128K 2016-03-08 14:12:46 +01:00
Yann Collet
2e91dde43e improved memory size evaluation by paramgrill 2016-03-08 12:22:11 +01:00
inikep
48413765b4 fixed update of hashTable for matches with length of 4+ 2016-03-08 11:03:55 +01:00
Yann Collet
dd54bbc184 Fixed large NbSeq > 32 K 
Added a test in Fuzzer to check NbSeq > 32 K
 2016-03-08 02:35:34 +01:00
Yann Collet
370b08e840 fix compression ratio for blocks <= 16 KB 2016-03-08 00:03:59 +01:00
Yann Collet
fb7ab8b2b8 Merge pull request #140 from inikep/dev 
mml3
 2016-03-07 18:06:48 +01:00
inikep
4f7f79ef9d fixed update of nextToUpdate 2016-03-07 16:14:58 +01:00
inikep
e2446b0e36 added support for MINMATCH=3 on big endian architecture 
changed ZSTD_HASHLOG3_MIN to 2 (4 bytes for MINMACH > 3)
 2016-03-07 10:07:08 +01:00
inikep
89c9e1a847 added missing "case 3:" in ZSTD_BtGetAllMatches 2016-03-06 23:21:52 +01:00
Yann Collet
1df2594bfe new compression level scale for <= 16KB 2016-03-05 18:43:21 +01:00
inikep
01060bc477 Merge remote-tracking branch 'refs/remotes/Cyan4973/dev060' into dev 
# Conflicts:
#	lib/zstd_compress.c
 2016-03-04 20:10:09 +01:00
inikep
f3c6503e55 resolve conflict in zstd_internal.h 2016-03-04 20:04:25 +01:00
inikep
e29caf7d1c code cleanup 2016-03-04 19:52:23 +01:00
inikep
805d2a7465 removed zstd_opt_internal.h 2016-03-04 19:31:57 +01:00
Yann Collet
944d0d2285 updated fse version 2016-03-04 19:26:59 +01:00
inikep
4ab9c913a5 MEM_readMINMATCH replaced with inline function 2016-03-04 19:17:31 +01:00
Yann Collet
4c01580362 finer searchLength validation 2016-03-04 17:07:54 +01:00
Yann Collet
d409db68d3 Support for nbSeq > 32767 
tamed -Wstrict-aliasing warning
 2016-03-04 14:45:31 +01:00
Yann Collet
1435335342 Merge pull request #138 from inikep/dev 
reduce stack usage with optimal parsing mode
 2016-03-03 02:08:34 +01:00
inikep
5cccd77c55 fix clang -Wcast-align warning (part 2) 2016-03-02 20:37:49 +01:00
inikep
51bb9a0064 fix clang -Wcast-align warning 2016-03-02 19:17:13 +01:00
inikep
87d4f3daa4 priceTable moved to heap 2016-03-02 15:56:24 +01:00
inikep
338533f741 improved price function initialization 2016-03-02 14:36:41 +01:00
Yann Collet
a997654670 Merge pull request #136 from inikep/dev 
merging mml3 mode
 2016-03-01 17:31:03 +01:00
inikep
a4dde25498 fixed repcode before lowLimit 2016-03-01 14:14:35 +01:00
inikep
2d55563b92 better logs 2016-02-29 22:07:40 +01:00
inikep
f647d99d61 fixed bug with 3 or more succesive rep codes 2016-02-29 12:33:08 +01:00
inikep
f414647c6b fixed ZSTD_copyCCtx 2016-02-25 22:31:07 +01:00