diff options
Diffstat (limited to 'lib/lz4frame_static.h')
| -rw-r--r-- | lib/lz4frame_static.h | 115 |
1 files changed, 4 insertions, 111 deletions
diff --git a/lib/lz4frame_static.h b/lib/lz4frame_static.h index a59b94b..925a2c5 100644 --- a/lib/lz4frame_static.h +++ b/lib/lz4frame_static.h @@ -36,119 +36,12 @@ #ifndef LZ4FRAME_STATIC_H_0398209384 #define LZ4FRAME_STATIC_H_0398209384 -#if defined (__cplusplus) -extern "C" { -#endif - -/* lz4frame_static.h should be used solely in the context of static linking. - * It contains definitions which are not stable and may change in the future. - * Never use it in the context of DLL linking. - * - * Defining LZ4F_PUBLISH_STATIC_FUNCTIONS allows one to override this. Use at - * your own risk. +/* The declarations that formerly were made here have been merged into + * lz4frame.h, protected by the LZ4F_STATIC_LINKING_ONLY macro. Going forward, + * it is recommended to simply include that header directly. */ -#ifdef LZ4F_PUBLISH_STATIC_FUNCTIONS -#define LZ4FLIB_STATIC_API LZ4FLIB_API -#else -#define LZ4FLIB_STATIC_API -#endif - -/* --- Dependency --- */ +#define LZ4F_STATIC_LINKING_ONLY #include "lz4frame.h" - -/* --- Error List --- */ -#define LZ4F_LIST_ERRORS(ITEM) \ - ITEM(OK_NoError) \ - ITEM(ERROR_GENERIC) \ - ITEM(ERROR_maxBlockSize_invalid) \ - ITEM(ERROR_blockMode_invalid) \ - ITEM(ERROR_contentChecksumFlag_invalid) \ - ITEM(ERROR_compressionLevel_invalid) \ - ITEM(ERROR_headerVersion_wrong) \ - ITEM(ERROR_blockChecksum_invalid) \ - ITEM(ERROR_reservedFlag_set) \ - ITEM(ERROR_allocation_failed) \ - ITEM(ERROR_srcSize_tooLarge) \ - ITEM(ERROR_dstMaxSize_tooSmall) \ - ITEM(ERROR_frameHeader_incomplete) \ - ITEM(ERROR_frameType_unknown) \ - ITEM(ERROR_frameSize_wrong) \ - ITEM(ERROR_srcPtr_wrong) \ - ITEM(ERROR_decompressionFailed) \ - ITEM(ERROR_headerChecksum_invalid) \ - ITEM(ERROR_contentChecksum_invalid) \ - ITEM(ERROR_frameDecoding_alreadyStarted) \ - ITEM(ERROR_maxCode) - -#define LZ4F_GENERATE_ENUM(ENUM) LZ4F_##ENUM, - -/* enum list is exposed, to handle specific errors */ -typedef enum { LZ4F_LIST_ERRORS(LZ4F_GENERATE_ENUM) } LZ4F_errorCodes; - -LZ4FLIB_STATIC_API LZ4F_errorCodes LZ4F_getErrorCode(size_t functionResult); - - - -/********************************** - * Bulk processing dictionary API - *********************************/ -typedef struct LZ4F_CDict_s LZ4F_CDict; - -/*! LZ4_createCDict() : - * When compressing multiple messages / blocks with the same dictionary, it's recommended to load it just once. - * LZ4_createCDict() will create a digested dictionary, ready to start future compression operations without startup delay. - * LZ4_CDict can be created once and shared by multiple threads concurrently, since its usage is read-only. - * `dictBuffer` can be released after LZ4_CDict creation, since its content is copied within CDict */ -LZ4FLIB_STATIC_API LZ4F_CDict* LZ4F_createCDict(const void* dictBuffer, size_t dictSize); -LZ4FLIB_STATIC_API void LZ4F_freeCDict(LZ4F_CDict* CDict); - - -/*! LZ4_compressFrame_usingCDict() : - * Compress an entire srcBuffer into a valid LZ4 frame using a digested Dictionary. - * If cdict==NULL, compress without a dictionary. - * dstBuffer MUST be >= LZ4F_compressFrameBound(srcSize, preferencesPtr). - * If this condition is not respected, function will fail (@return an errorCode). - * The LZ4F_preferences_t structure is optional : you may provide NULL as argument, - * but it's not recommended, as it's the only way to provide dictID in the frame header. - * @return : number of bytes written into dstBuffer. - * or an error code if it fails (can be tested using LZ4F_isError()) */ -LZ4FLIB_STATIC_API size_t LZ4F_compressFrame_usingCDict( - void* dst, size_t dstCapacity, - const void* src, size_t srcSize, - const LZ4F_CDict* cdict, - const LZ4F_preferences_t* preferencesPtr); - - -/*! LZ4F_compressBegin_usingCDict() : - * Inits streaming dictionary compression, and writes the frame header into dstBuffer. - * dstCapacity must be >= LZ4F_HEADER_SIZE_MAX bytes. - * `prefsPtr` is optional : you may provide NULL as argument, - * however, it's the only way to provide dictID in the frame header. - * @return : number of bytes written into dstBuffer for the header, - * or an error code (which can be tested using LZ4F_isError()) */ -LZ4FLIB_STATIC_API size_t LZ4F_compressBegin_usingCDict( - LZ4F_cctx* cctx, - void* dstBuffer, size_t dstCapacity, - const LZ4F_CDict* cdict, - const LZ4F_preferences_t* prefsPtr); - - -/*! LZ4F_decompress_usingDict() : - * Same as LZ4F_decompress(), using a predefined dictionary. - * Dictionary is used "in place", without any preprocessing. - * It must remain accessible throughout the entire frame decoding. */ -LZ4FLIB_STATIC_API size_t LZ4F_decompress_usingDict( - LZ4F_dctx* dctxPtr, - void* dstBuffer, size_t* dstSizePtr, - const void* srcBuffer, size_t* srcSizePtr, - const void* dict, size_t dictSize, - const LZ4F_decompressOptions_t* decompressOptionsPtr); - - -#if defined (__cplusplus) -} -#endif - #endif /* LZ4FRAME_STATIC_H_0398209384 */ |