/* * Copyright (c) 2016-2021, Yann Collet, Facebook, Inc. * All rights reserved. * * This source code is licensed under both the BSD-style license (found in the * LICENSE file in the root directory of this source tree) and the GPLv2 (found * in the COPYING file in the root directory of this source tree). * You may select, at your option, one of the above-listed licenses. */ #ifndef ZSTD_ERRORS_H_398273423 #define ZSTD_ERRORS_H_398273423 #if defined (__cplusplus) extern "C" { #endif /*===== dependency =====*/ #include /* size_t */ /* ===== ZSTDERRORLIB_API : control library symbols visibility ===== */ #ifndef ZSTDERRORLIB_VISIBILITY # if defined(__GNUC__) && (__GNUC__ >= 4) # define ZSTDERRORLIB_VISIBILITY __attribute__ ((visibility ("default"))) # else # define ZSTDERRORLIB_VISIBILITY # endif #endif #if defined(ZSTD_DLL_EXPORT) && (ZSTD_DLL_EXPORT==1) # define ZSTDERRORLIB_API __declspec(dllexport) ZSTDERRORLIB_VISIBILITY #elif defined(ZSTD_DLL_IMPORT) && (ZSTD_DLL_IMPORT==1) # define ZSTDERRORLIB_API __declspec(dllimport) ZSTDERRORLIB_VISIBILITY /* It isn't required but allows to generate better code, saving a function pointer load from the IAT and an indirect jump.*/ #else # define ZSTDERRORLIB_API ZSTDERRORLIB_VISIBILITY #endif /*-********************************************* * Error codes list *-********************************************* * Error codes _values_ are pinned down since v1.3.1 only. * Therefore, don't rely on values if you may link to any version < v1.3.1. * * Only values < 100 are considered stable. * * note 1 : this API shall be used with static linking only. * dynamic linking is not yet officially supported. * note 2 : Prefer relying on the enum than on its value whenever possible * This is the only supported way to use the error list < v1.3.1 * note 3 : ZSTD_isError() is always correct, whatever the library version. **********************************************/ typedef enum { ZSTD_error_no_error = 0, ZSTD_error_GENERIC = 1, ZSTD_error_prefix_unknown = 10, ZSTD_error_version_unsupported = 12, ZSTD_error_frameParameter_unsupported = 14, ZSTD_error_frameParameter_windowTooLarge = 16, ZSTD_error_corruption_detected = 20, ZSTD_error_checksum_wrong = 22, ZSTD_error_dictionary_corrupted = 30, ZSTD_error_dictionary_wrong = 32, ZSTD_error_dictionaryCreation_failed = 34, ZSTD_error_parameter_unsupported = 40, ZSTD_error_parameter_outOfBound = 42, ZSTD_error_tableLog_tooLarge = 44, ZSTD_error_maxSymbolValue_tooLarge = 46, ZSTD_error_maxSymbolValue_tooSmall = 48, ZSTD_error_stage_wrong = 60, ZSTD_error_init_missing = 62, ZSTD_error_memory_allocation = 64, ZSTD_error_workSpace_tooSmall= 66, ZSTD_error_dstSize_tooSmall = 70, ZSTD_error_srcSize_wrong = 72, ZSTD_error_dstBuffer_null = 74, /* following error codes are __NOT STABLE__, they can be removed or changed in future versions */ ZSTD_error_frameIndex_tooLarge = 100, ZSTD_error_seekableIO = 102, ZSTD_error_dstBuffer_wrong = 104, ZSTD_error_srcBuffer_wrong = 105, ZSTD_error_maxCode = 120 /* never EVER use this value directly, it can change in future versions! Use ZSTD_isError() instead */ } ZSTD_ErrorCode; /*! ZSTD_getErrorCode() : convert a `size_t` function result into a `ZSTD_ErrorCode` enum type, which can be used to compare with enum list published above */ ZSTDERRORLIB_API ZSTD_ErrorCode ZSTD_getErrorCode(size_t functionResult); ZSTDERRORLIB_API const char* ZSTD_getErrorString(ZSTD_ErrorCode code); /**< Same as ZSTD_getErrorName, but using a `ZSTD_ErrorCode` enum argument */ #if defined (__cplusplus) } #endif #endif /* ZSTD_ERRORS_H_398273423 */