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Update lz4, lz5 and zstd to latest stable series

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- added some more error checking in zstdmt also
This commit is contained in:
Tino Reichardt
2016-12-24 12:17:51 +01:00
parent 4c28e3fa11
commit 294d1ece66
42 changed files with 1324 additions and 723 deletions
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6
C/zstd/zstd_v01.c
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@@ -1354,7 +1354,7 @@ static void ZSTD_copy8(void* dst, const void* src) { memcpy(dst, src, 8); }
#define COPY8(d,s) { ZSTD_copy8(d,s); d+=8; s+=8; }
static void ZSTD_wildcopy(void* dst, const void* src, size_t length)
static void ZSTD_wildcopy(void* dst, const void* src, ptrdiff_t length)
{
const BYTE* ip = (const BYTE*)src;
BYTE* op = (BYTE*)dst;
@@ -1803,7 +1803,7 @@ static size_t ZSTD_execSequence(BYTE* op,
} else { ZSTD_copy8(op, match); }
op += 8; match += 8;
if (endMatch > oend-12)
if (endMatch > oend-(16-MINMATCH))
{
if (op < oend-8)
{
@@ -1814,7 +1814,7 @@ static size_t ZSTD_execSequence(BYTE* op,
while (op<endMatch) *op++ = *match++;
}
else
ZSTD_wildcopy(op, match, sequence.matchLength-8); /* works even if matchLength < 8 */
ZSTD_wildcopy(op, match, (ptrdiff_t)sequence.matchLength-8); /* works even if matchLength < 8 */
/* restore, in case of overlap */
if (overlapRisk) memcpy(endMatch, saved, qutt);