AuroraMiddleware/zstd
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execSequence copies up to 2*WILDCOPY_OVERLENGTH extra

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This commit is contained in:
Sean Purcell 2017-02-16 12:05:40 -08:00
parent 887eaa9e21
commit 6b010dec80
3 changed files with 3 additions and 3 deletions
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2
lib/decompress/zstd_decompress.c
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@ -2260,7 +2260,7 @@ size_t ZSTD_decompressStream(ZSTD_DStream* zds, ZSTD_outBuffer* output, ZSTD_inB
/* Adapt buffer sizes to frame header instructions */
{ size_t const blockSize = MIN(zds->fParams.windowSize, ZSTD_BLOCKSIZE_ABSOLUTEMAX);
size_t const neededOutSize = zds->fParams.windowSize + blockSize + WILDCOPY_OVERLENGTH;
size_t const neededOutSize = zds->fParams.windowSize + blockSize + WILDCOPY_OVERLENGTH * 2;
zds->blockSize = blockSize;
if (zds->inBuffSize < blockSize) {
ZSTD_free(zds->inBuff, zds->customMem);

2
lib/legacy/zstd_v06.c
View File

@ -4108,7 +4108,7 @@ size_t ZBUFFv06_decompressContinue(ZBUFFv06_DCtx* zbd,
zbd->inBuff = (char*)malloc(blockSize);
if (zbd->inBuff == NULL) return ERROR(memory_allocation);
}
{ size_t const neededOutSize = ((size_t)1 << zbd->fParams.windowLog) + blockSize + WILDCOPY_OVERLENGTH;
{ size_t const neededOutSize = ((size_t)1 << zbd->fParams.windowLog) + blockSize + WILDCOPY_OVERLENGTH * 2;
if (zbd->outBuffSize < neededOutSize) {
free(zbd->outBuff);
zbd->outBuffSize = neededOutSize;

2
lib/legacy/zstd_v07.c
View File

@ -4483,7 +4483,7 @@ size_t ZBUFFv07_decompressContinue(ZBUFFv07_DCtx* zbd,
zbd->inBuff = (char*)zbd->customMem.customAlloc(zbd->customMem.opaque, blockSize);
if (zbd->inBuff == NULL) return ERROR(memory_allocation);
}
{ size_t const neededOutSize = zbd->fParams.windowSize + blockSize + WILDCOPY_OVERLENGTH;
{ size_t const neededOutSize = zbd->fParams.windowSize + blockSize + WILDCOPY_OVERLENGTH * 2;
if (zbd->outBuffSize < neededOutSize) {
zbd->customMem.customFree(zbd->customMem.opaque, zbd->outBuff);
zbd->outBuffSize = neededOutSize;