ddidderr/zstd-rs
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Fix wildcopy overwriting data still in window

Browse Source
This commit is contained in:
Sean Purcell
2017-02-15 16:43:45 -08:00
parent 2252d29a5a
commit 887eaa9e21
4 changed files with 27 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files
lib/legacy/zstd_v06.c
+1 -1
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;
{ size_t const neededOutSize = ((size_t)1 << zbd->fParams.windowLog) + blockSize + WILDCOPY_OVERLENGTH;
if (zbd->outBuffSize < neededOutSize) {
free(zbd->outBuff);
zbd->outBuffSize = neededOutSize;
lib/legacy/zstd_v07.c
+1 -1
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;
{ size_t const neededOutSize = zbd->fParams.windowSize + blockSize + WILDCOPY_OVERLENGTH;
if (zbd->outBuffSize < neededOutSize) {
zbd->customMem.customFree(zbd->customMem.opaque, zbd->outBuff);
zbd->outBuffSize = neededOutSize;