diff options
Diffstat (limited to 'common/zlib.cpp')
| -rw-r--r-- | common/zlib.cpp | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/common/zlib.cpp b/common/zlib.cpp index 70133fea30..7d765fc539 100644 --- a/common/zlib.cpp +++ b/common/zlib.cpp @@ -49,7 +49,7 @@ bool uncompress(byte *dst, unsigned long *dstLen, const byte *src, unsigned long return Z_OK == ::uncompress(dst, dstLen, src, srcLen); } -bool inflateZlibHeaderless(byte *dst, uint dstLen, const byte *src, uint srcLen) { +bool inflateZlibHeaderless(byte *dst, uint dstLen, const byte *src, uint srcLen, const byte *dict, uint dictLen) { if (!dst || !dstLen || !src || !srcLen) return false; @@ -68,6 +68,13 @@ bool inflateZlibHeaderless(byte *dst, uint dstLen, const byte *src, uint srcLen) if (err != Z_OK) return false; + // Set the dictionary, if provided + if (dict != 0) { + err = inflateSetDictionary(&stream, const_cast<byte *>(dict), dictLen); + if (err != Z_OK) + return false; + } + err = inflate(&stream, Z_SYNC_FLUSH); if (err != Z_OK && err != Z_STREAM_END) { inflateEnd(&stream); |