111 lines
4.4 KiB
C
111 lines
4.4 KiB
C
/* ******************************************************************
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Error codes and messages
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Copyright (C) 2013-2016, Yann Collet
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BSD 2-Clause License (http://www.opensource.org/licenses/bsd-license.php)
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are
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met:
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* Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above
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copyright notice, this list of conditions and the following disclaimer
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in the documentation and/or other materials provided with the
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distribution.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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You can contact the author at :
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- Source repository : https://github.com/Cyan4973/zstd
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****************************************************************** */
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/* Note : this module is expected to remain private, do not expose it */
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#ifndef ERROR_H_MODULE
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#define ERROR_H_MODULE
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#if defined (__cplusplus)
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extern "C" {
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#endif
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/* *****************************************
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* Includes
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******************************************/
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#include <stddef.h> /* size_t, ptrdiff_t */
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#include "error_public.h" /* enum list */
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/* *****************************************
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* Compiler-specific
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******************************************/
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#if defined(__GNUC__)
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# define ERR_STATIC static __attribute__((unused))
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#elif defined (__cplusplus) || (defined (__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L) /* C99 */)
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# define ERR_STATIC static inline
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#elif defined(_MSC_VER)
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# define ERR_STATIC static __inline
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#else
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# define ERR_STATIC static /* this version may generate warnings for unused static functions; disable the relevant warning */
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#endif
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/* *****************************************
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* Error Codes
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******************************************/
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#define PREFIX(name) ZSTD_error_##name
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#ifdef ERROR
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# undef ERROR /* reported already defined on VS 2015 by Rich Geldreich */
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#endif
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#define ERROR(name) (size_t)-PREFIX(name)
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ERR_STATIC unsigned ERR_isError(size_t code) { return (code > ERROR(maxCode)); }
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/* *****************************************
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* Error Strings
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******************************************/
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ERR_STATIC const char* ERR_getErrorName(size_t code)
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{
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static const char* codeError = "Unspecified error code";
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switch( (size_t)(0-code) )
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{
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case ZSTD_error_No_Error: return "No error detected";
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case ZSTD_error_GENERIC: return "Error (generic)";
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case ZSTD_error_prefix_unknown: return "Unknown frame descriptor";
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case ZSTD_error_frameParameter_unsupported: return "Unsupported frame parameter";
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case ZSTD_error_frameParameter_unsupportedBy32bitsImplementation: return "Frame parameter unsupported in 32-bits mode";
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case ZSTD_error_init_missing: return "Context should be init first";
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case ZSTD_error_memory_allocation: return "Allocation error : not enough memory";
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case ZSTD_error_dstSize_tooSmall: return "Destination buffer is too small";
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case ZSTD_error_srcSize_wrong: return "Src size incorrect";
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case ZSTD_error_corruption_detected: return "Corrupted block detected";
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case ZSTD_error_tableLog_tooLarge: return "tableLog requires too much memory";
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case ZSTD_error_maxSymbolValue_tooLarge: return "Unsupported max possible Symbol Value : too large";
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case ZSTD_error_maxSymbolValue_tooSmall: return "Specified maxSymbolValue is too small";
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case ZSTD_error_dictionary_corrupted: return "Dictionary is corrupted";
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case ZSTD_error_maxCode:
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default: return codeError;
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}
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}
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#if defined (__cplusplus)
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}
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#endif
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#endif /* ERROR_H_MODULE */
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