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n8.0.1
libavutil/error.h
129 строк
5 KB
Derek Buitenhuis
avutil/error: Add HTTP 429 Too Many Requests AVERROR code
25 апр 2024, 16:13
25 апр 2024, 16:13
bcae59b
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/* * This file is part of FFmpeg. * * FFmpeg is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * FFmpeg is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ /** * @file * error code definitions */ #ifndef AVUTIL_ERROR_H #define AVUTIL_ERROR_H #include <errno.h> #include <stddef.h> #include "macros.h" /** * @addtogroup lavu_error * * @{ */ /* error handling */ #if EDOM > 0 #define AVERROR(e) (-(e)) ///< Returns a negative error code from a POSIX error code, to return from library functions. #define AVUNERROR(e) (-(e)) ///< Returns a POSIX error code from a library function error return value. #else /* Some platforms have E* and errno already negated. */ #define AVERROR(e) (e) #define AVUNERROR(e) (e) #endif #define FFERRTAG(a, b, c, d) (-(int)MKTAG(a, b, c, d)) #define AVERROR_BSF_NOT_FOUND FFERRTAG(0xF8,'B','S','F') ///< Bitstream filter not found #define AVERROR_BUG FFERRTAG( 'B','U','G','!') ///< Internal bug, also see AVERROR_BUG2 #define AVERROR_BUFFER_TOO_SMALL FFERRTAG( 'B','U','F','S') ///< Buffer too small #define AVERROR_DECODER_NOT_FOUND FFERRTAG(0xF8,'D','E','C') ///< Decoder not found #define AVERROR_DEMUXER_NOT_FOUND FFERRTAG(0xF8,'D','E','M') ///< Demuxer not found #define AVERROR_ENCODER_NOT_FOUND FFERRTAG(0xF8,'E','N','C') ///< Encoder not found #define AVERROR_EOF FFERRTAG( 'E','O','F',' ') ///< End of file #define AVERROR_EXIT FFERRTAG( 'E','X','I','T') ///< Immediate exit was requested; the called function should not be restarted #define AVERROR_EXTERNAL FFERRTAG( 'E','X','T',' ') ///< Generic error in an external library #define AVERROR_FILTER_NOT_FOUND FFERRTAG(0xF8,'F','I','L') ///< Filter not found #define AVERROR_INVALIDDATA FFERRTAG( 'I','N','D','A') ///< Invalid data found when processing input #define AVERROR_MUXER_NOT_FOUND FFERRTAG(0xF8,'M','U','X') ///< Muxer not found #define AVERROR_OPTION_NOT_FOUND FFERRTAG(0xF8,'O','P','T') ///< Option not found #define AVERROR_PATCHWELCOME FFERRTAG( 'P','A','W','E') ///< Not yet implemented in FFmpeg, patches welcome #define AVERROR_PROTOCOL_NOT_FOUND FFERRTAG(0xF8,'P','R','O') ///< Protocol not found #define AVERROR_STREAM_NOT_FOUND FFERRTAG(0xF8,'S','T','R') ///< Stream not found /** * This is semantically identical to AVERROR_BUG * it has been introduced in Libav after our AVERROR_BUG and with a modified value. */ #define AVERROR_BUG2 FFERRTAG( 'B','U','G',' ') #define AVERROR_UNKNOWN FFERRTAG( 'U','N','K','N') ///< Unknown error, typically from an external library #define AVERROR_EXPERIMENTAL (-0x2bb2afa8) ///< Requested feature is flagged experimental. Set strict_std_compliance if you really want to use it. #define AVERROR_INPUT_CHANGED (-0x636e6701) ///< Input changed between calls. Reconfiguration is required. (can be OR-ed with AVERROR_OUTPUT_CHANGED) #define AVERROR_OUTPUT_CHANGED (-0x636e6702) ///< Output changed between calls. Reconfiguration is required. (can be OR-ed with AVERROR_INPUT_CHANGED) /* HTTP & RTSP errors */ #define AVERROR_HTTP_BAD_REQUEST FFERRTAG(0xF8,'4','0','0') #define AVERROR_HTTP_UNAUTHORIZED FFERRTAG(0xF8,'4','0','1') #define AVERROR_HTTP_FORBIDDEN FFERRTAG(0xF8,'4','0','3') #define AVERROR_HTTP_NOT_FOUND FFERRTAG(0xF8,'4','0','4') #define AVERROR_HTTP_TOO_MANY_REQUESTS FFERRTAG(0xF8,'4','2','9') #define AVERROR_HTTP_OTHER_4XX FFERRTAG(0xF8,'4','X','X') #define AVERROR_HTTP_SERVER_ERROR FFERRTAG(0xF8,'5','X','X') #define AV_ERROR_MAX_STRING_SIZE 64 /** * Put a description of the AVERROR code errnum in errbuf. * In case of failure the global variable errno is set to indicate the * error. Even in case of failure av_strerror() will print a generic * error message indicating the errnum provided to errbuf. * * @param errnum error code to describe * @param errbuf buffer to which description is written * @param errbuf_size the size in bytes of errbuf * @return 0 on success, a negative value if a description for errnum * cannot be found */ int av_strerror(int errnum, char *errbuf, size_t errbuf_size); /** * Fill the provided buffer with a string containing an error string * corresponding to the AVERROR code errnum. * * @param errbuf a buffer * @param errbuf_size size in bytes of errbuf * @param errnum error code to describe * @return the buffer in input, filled with the error description * @see av_strerror() */ static inline char *av_make_error_string(char *errbuf, size_t errbuf_size, int errnum) { av_strerror(errnum, errbuf, errbuf_size); return errbuf; } /** * Convenience macro, the return value should be used only directly in * function arguments but never stand-alone. */ #define av_err2str(errnum) \ av_make_error_string((char[AV_ERROR_MAX_STRING_SIZE]){0}, AV_ERROR_MAX_STRING_SIZE, errnum) /** * @} */ #endif /* AVUTIL_ERROR_H */