Yann Collet
dfc431fb3d
fix NULL ptr arithmetic at lz4:2299
2021-05-28 01:10:41 -07:00
Yann Collet
539c783c98
fix NULL ptr arithmetic in lz4:1680
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only do arithmetic if offset > 0
2021-05-28 01:08:18 -07:00
Yann Collet
59273b7127
fix UB lz4:988 and lz4:1178
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ensure `dictBase` is only used
when there is an actual dictionary content.
2021-05-28 00:56:26 -07:00
Yann Collet
c2c0c47d5f
fix NULL ptr arithmetic of lz4:1572
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was blindly adding an offset (0) to `dictionary` which could be `NULL`.
2021-05-27 23:20:28 -07:00
Yann Collet
8e46846287
fix UB of lz4frame:907
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now line 912
by ensuring pointer arithmetic is only performed
if there is a reason for an internal buffer to be used.
2021-05-27 22:59:22 -07:00
Yann Collet
7a966c1511
Merge pull request #972 from jasperla/memmove_crash
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Fix potential memory corruption with negative memmove() size
2021-04-30 08:56:25 -07:00
klebertosantos
29a6a1f494
fix null pointer dereference
2021-03-10 09:37:57 -03:00
Jasper Lievisse Adriaanse
8301a21773
Fix potential memory corruption with negative memmove() size
2021-02-26 15:21:20 +01:00
Yann Collet
a8e888774a
Merge pull request #964 from sigiesec/fix-ubsan-resetStreamHC_fast
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Don't trigger UBSan warning in LZ4_resetStreamHC_fast if LZ4_streamHC…
2021-01-19 02:54:18 -08:00
Thomas Waldmann
909aae8260
fix some typos (work by Andrea Gelmini)
2021-01-07 18:39:57 +01:00
Simon Giesecke
06b07e175e
Don't trigger UBSan warning in LZ4_resetStreamHC_fast if LZ4_streamHCPtr->internal_donotuse.end is NULL.
2021-01-07 10:21:48 +01:00
Yann Collet
50ff8b3ae8
fix minor header date
2020-11-30 18:16:00 -08:00
Yann Collet
e585a438c7
refactor Makefile
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remove usage of include Makefile.inc in too Makefile
as it seems to somehow unexport CFLAGS ...
2020-11-30 16:06:50 -08:00
Yann Collet
87a80acbe7
updated license & header dates
2020-11-25 14:45:14 -08:00
Yann Collet
0760724577
update doc
2020-11-15 01:31:09 -08:00
Yann Collet
f61b034cd7
fix minor win32 warning
2020-11-14 20:39:23 -08:00
Yann Collet
e0f85f2fc8
better visual conformance
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only include <intrin.h> on vs2005+ (#947 )
remove some useless #pragma
fix a few minor Visual warnings
2020-11-14 16:27:57 -08:00
Yann Collet
468011c346
Merge branch 'dev' of github.com:Cyan4973/lz4 into dev
2020-11-14 14:26:48 -08:00
Yann Collet
581c459b4e
restrict BitScanForward() to VS2005+
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suggested by @aqrit in #947
2020-11-14 14:26:08 -08:00
Yann Collet
b7c6fc9f61
minor refactor of lz4io
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for readability.
Mostly around --list capability
2020-11-13 10:57:40 -08:00
Yann Collet
86f5e9d0f4
minor : lz4frame include stdlib only if needed
2020-11-09 21:23:56 -08:00
Yann Collet
a296839802
changed LZ4_calloc() to a 2-arguments signature
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to remain similar to stdlib's calloc().
Updated test to use c++ compiler for stricter signature check.
2020-11-09 08:44:26 -08:00
Yann Collet
44b13db532
Merge branch 'dev' into customMem
2020-11-08 23:26:19 -08:00
Yann Collet
52646e8d75
first proposal for LZ4_USER_MEMORY_FUNCTIONS
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makes it possible to replace at link time
malloc, calloc and free
by user-provided functions
which must be named LZ4_malloc(), LZ4_calloc() and LZ4_free().
answer #937
2020-11-08 21:17:32 -08:00
Yann Collet
9cf3f106a8
Merge pull request #944 from lz4/fix874
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fix #874
2020-11-08 20:48:20 -08:00
Yann Collet
b8cd01183f
Merge pull request #945 from lz4/fix926
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fixed remaining ubsan warnings
2020-11-08 20:47:19 -08:00
Yann Collet
2a2b10f192
fixed remaining ubsan warnings
2020-11-08 18:08:43 -08:00
Yann Collet
2964b8a6f6
fix #874
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coverity reported a warning regarding a memcpy() overwrite.
This is a false positive (the memory area is large enough),
but it's true that it's not trivial to determine (encompassing struct),
and it's proper anyway to only memcpy() just the right amount of data.
2020-11-08 13:21:58 -08:00
Yann Collet
be634559e3
update obsolete section documentation
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and update manuals.
fix #712
2020-11-08 12:54:59 -08:00
Yann Collet
e251a84025
fix minor UBs
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- check alignment before casting a pointer
- saveDict : don't memmove() on NULL dst
2020-11-07 19:42:57 -08:00
Yann Collet
a2222a879f
fix #926
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fix incorrect behavior of LZ4_saveDictHC()
when invoked right after initialization.
2020-11-07 18:12:26 -08:00
Yann Collet
1d02141bf8
Merge pull request #941 from lz4/revertinline
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Revert "Replace "static" to "LZ4_FORCE_INLINE" for small functions"
2020-11-07 17:18:04 -08:00
Yann Collet
f61eeb7793
Revert "Replace "static" to "LZ4_FORCE_INLINE" for small functions"
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This reverts commit 0e3933edd4
.
2020-11-07 11:02:30 -08:00
Yann Collet
d4bfcf8489
fix #935
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minor: identical declaration and prototypes of `LZ4HC_compress_optimal()`
also :
very minor optimization of `LZ4_memcpy_using_offset()`
2020-11-07 10:06:52 -08:00
Yann Collet
27959b43ec
LZ4F_decompress requires a valid dctx state
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This is now explicitly documented and asserted.
fix #927
2020-11-06 20:46:35 -08:00
Yann Collet
b5e2a4acd9
Merge pull request #936 from lz4/alignTest
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More alignment tests
2020-11-06 20:27:42 -08:00
Yann Collet
67e661a2ad
static state size
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for better inter-version compatibility
2020-11-06 18:26:13 -08:00
Yann Collet
211d653ff8
re-enable alignment test on all targets
2020-11-06 16:43:14 -08:00
Yann Collet
0c56f838ed
unified internal state declaration
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align on `void*` instead : there is no `long long` inside the structure
2020-11-06 16:15:51 -08:00
Yann Collet
78433070ab
document LZ4_ALIGN_TEST
2020-11-06 14:48:43 -08:00
Yann Collet
e968a24129
unified alignment test
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across lz4.c and lz4hc.c
2020-11-06 14:46:48 -08:00
Yann Collet
664427aa8f
Merge pull request #930 from remittor-pr/fix_msvc
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Fix: The "inline" specifier do not use for LZ4_wildCopy8 and LZ4_wildCopy32
2020-10-31 01:44:21 -07:00
remittor
0e3933edd4
Replace "static" to "LZ4_FORCE_INLINE" for small functions
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The "static" specifier does not guarantee that the function will be inlined.
2020-10-07 09:52:40 +03:00
remittor
749bd91a06
Replace define LZ4_FORCE_O2_INLINE_GCC_PPC64LE to LZ4_FORCE_INLINE
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There is no reason to separate these two definitions!
2020-10-07 09:51:08 +03:00
remittor
c4792cdfa9
Fix: The "inline" specifier do not use for LZ4_wildCopy8 and LZ4_wildCopy32
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This problem was reproduced on MSVC 2015 (32-bit). Both functions were called using the operator "call".
2020-10-06 17:16:43 +03:00
remittor
c24e979063
[lz4hc] Made function LZ4HC_encodeSequence a human readable
2020-10-03 18:32:34 +03:00
Yann Collet
2631002f74
preserver alignment test on Visual Studio x64
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this it works fine in this environment
(only x86 is suspicious)
2020-10-02 15:51:14 -07:00
Yann Collet
1e5ff76b36
add LZ4F_decompress() tests with (NULL,0) input and output
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fix one (rare & complex) issue discovered by this test
2020-10-01 21:10:08 -07:00
Yann Collet
03f006a7ea
make scan-build accept assert()
2020-10-01 10:48:22 -07:00
Yann Collet
1e31f1d25c
fix bad init scenario
2020-09-30 22:51:17 -07:00