ulib/lz4/lz4frame.c

277 * The most important rule is that dstBuffer MUST be large enough (dstMaxSize) to ensure compression completion even in worst case.
278 * You can get the minimum value of dstMaxSize by using LZ4F_compressFrameBound()
284 size_t LZ4F_compressFrame(void* dstBuffer, size_t dstMaxSize, const void* srcBuffer, size_t srcSize, const LZ4F_preferences_t* preferencesPtr)
293     BYTE* const dstEnd = dstStart + dstMaxSize;
321     if (dstMaxSize < LZ4F_compressFrameBound(srcSize, &prefs))
324     errorCode = LZ4F_compressBegin(&cctxI, dstBuffer, dstMaxSize, &prefs);  /* write header */
388 * dstBuffer must be large enough to accommodate a header (dstMaxSize). Maximum header size is LZ4F_MAXHEADERFRAME_SIZE bytes.
392 size_t LZ4F_compressBegin(LZ4F_compressionContext_t compressionContext, void* dstBuffer, size_t dstMaxSize, const LZ4F_preferences_t* preferencesPtr)
401     if (dstMaxSize < maxFHSize) return (size_t)-LZ4F_ERROR_dstMaxSize_tooSmall;
555 * The most important rule is that dstBuffer MUST be large enough (dstMaxSize) to ensure compression completion even in worst case.
557 * You can get the minimum value of dstMaxSize by using LZ4F_compressBound()
562 size_t LZ4F_compressUpdate(LZ4F_compressionContext_t compressionContext, void* dstBuffer, size_t dstMaxSize, const void* srcBuffer, size_t srcSize, const LZ4F_compressOptions_t* compressOptionsPtr)
576     if (dstMaxSize < LZ4F_compressBound(srcSize, &(cctxPtr->prefs))) return (size_t)-LZ4F_ERROR_dstMaxSize_tooSmall;
673 size_t LZ4F_flush(LZ4F_compressionContext_t compressionContext, void* dstBuffer, size_t dstMaxSize, const LZ4F_compressOptions_t* compressOptionsPtr)
683     if (dstMaxSize < (cctxPtr->tmpInSize + 8)) return (size_t)-LZ4F_ERROR_dstMaxSize_tooSmall;   /* +8 : block header(4) + block checksum(4) */
714 size_t LZ4F_compressEnd(LZ4F_compressionContext_t compressionContext, void* dstBuffer, size_t dstMaxSize, const LZ4F_compressOptions_t* compressOptionsPtr)
721     errorCode = LZ4F_flush(compressionContext, dstBuffer, dstMaxSize, compressOptionsPtr);