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Fixed decoding error #11 (reported by @magv)

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Yann Collet
2015-08-24 15:47:04 +01:00
parent db9559f406
commit fee8e240c7
2 changed files with 5 additions and 2 deletions
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lib/zstd.c
+3 -1
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@@ -1269,7 +1269,7 @@ size_t ZSTD_decodeSeqHeaders(int* nbSeq, const BYTE** dumpsPtr,
ip += dumpsLength;
/* check */
if (ip > iend-1) return (size_t)-ZSTD_ERROR_SrcSize;
if (ip > iend-3) return (size_t)-ZSTD_ERROR_SrcSize; /* min : all 3 are "raw", hence no header, but at least xxLog bits per type */
/* sequences */
{
@@ -1300,6 +1300,7 @@ size_t ZSTD_decodeSeqHeaders(int* nbSeq, const BYTE** dumpsPtr,
U32 max;
case bt_rle :
Offlog = 0;
if (ip > iend-2) return (size_t)-ZSTD_ERROR_SrcSize; /* min : "raw", hence no header, but at least xxLog bits */
FSE_buildDTable_rle(DTableOffb, *ip++); break;
case bt_raw :
Offlog = Offbits;
@@ -1318,6 +1319,7 @@ size_t ZSTD_decodeSeqHeaders(int* nbSeq, const BYTE** dumpsPtr,
U32 max;
case bt_rle :
MLlog = 0;
if (ip > iend-2) return (size_t)-ZSTD_ERROR_SrcSize; /* min : "raw", hence no header, but at least xxLog bits */
FSE_buildDTable_rle(DTableML, *ip++); break;
case bt_raw :
MLlog = MLbits;