| /* $Id$ */ |
| /* |
| * Copyright (C) 2008-2011 Teluu Inc. (http://www.teluu.com) |
| * Copyright (C) 2003-2008 Benny Prijono <benny@prijono.org> |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * This program 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 General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| */ |
| #include <pjmedia/errno.h> |
| #include <pjmedia/types.h> |
| #include <pj/string.h> |
| #if defined(PJMEDIA_SOUND_IMPLEMENTATION) && \ |
| PJMEDIA_SOUND_IMPLEMENTATION == PJMEDIA_SOUND_PORTAUDIO_SOUND |
| # include <portaudio.h> |
| #endif |
| |
| #if defined(PJMEDIA_HAS_SRTP) && (PJMEDIA_HAS_SRTP != 0) |
| PJ_BEGIN_DECL |
| const char* get_libsrtp_errstr(int err); |
| PJ_END_DECL |
| #endif |
| |
| |
| /* PJMEDIA's own error codes/messages |
| * MUST KEEP THIS ARRAY SORTED!! |
| * Message must be limited to 64 chars! |
| */ |
| |
| #if defined(PJ_HAS_ERROR_STRING) && (PJ_HAS_ERROR_STRING != 0) |
| |
| static const struct |
| { |
| int code; |
| const char *msg; |
| } err_str[] = |
| { |
| /* Generic PJMEDIA errors, shouldn't be used! */ |
| PJ_BUILD_ERR( PJMEDIA_ERROR, "Unspecified PJMEDIA error" ), |
| |
| /* SDP error. */ |
| PJ_BUILD_ERR( PJMEDIA_SDP_EINSDP, "Invalid SDP descriptor" ), |
| PJ_BUILD_ERR( PJMEDIA_SDP_EINVER, "Invalid SDP version line" ), |
| PJ_BUILD_ERR( PJMEDIA_SDP_EINORIGIN, "Invalid SDP origin line" ), |
| PJ_BUILD_ERR( PJMEDIA_SDP_EINTIME, "Invalid SDP time line"), |
| PJ_BUILD_ERR( PJMEDIA_SDP_EINNAME, "SDP name/subject line is empty"), |
| PJ_BUILD_ERR( PJMEDIA_SDP_EINCONN, "Invalid SDP connection line"), |
| PJ_BUILD_ERR( PJMEDIA_SDP_EMISSINGCONN, "Missing SDP connection info line"), |
| PJ_BUILD_ERR( PJMEDIA_SDP_EINATTR, "Invalid SDP attributes"), |
| PJ_BUILD_ERR( PJMEDIA_SDP_EINRTPMAP, "Invalid SDP rtpmap attribute"), |
| PJ_BUILD_ERR( PJMEDIA_SDP_ERTPMAPTOOLONG,"SDP rtpmap attribute too long"), |
| PJ_BUILD_ERR( PJMEDIA_SDP_EMISSINGRTPMAP,"Missing SDP rtpmap for dynamic payload type"), |
| PJ_BUILD_ERR( PJMEDIA_SDP_EINMEDIA, "Invalid SDP media line" ), |
| PJ_BUILD_ERR( PJMEDIA_SDP_ENOFMT, "No SDP payload format in the media line" ), |
| PJ_BUILD_ERR( PJMEDIA_SDP_EINPT, "Invalid SDP payload type in media line" ), |
| PJ_BUILD_ERR( PJMEDIA_SDP_EINFMTP, "Invalid SDP fmtp attribute" ), |
| PJ_BUILD_ERR( PJMEDIA_SDP_EINRTCP, "Invalid SDP rtcp attribyte" ), |
| PJ_BUILD_ERR( PJMEDIA_SDP_EINPROTO, "Invalid SDP media transport protocol" ), |
| PJ_BUILD_ERR( PJMEDIA_SDP_EINBANDW, "Invalid SDP bandwidth info line" ), |
| |
| /* SDP negotiator errors. */ |
| PJ_BUILD_ERR( PJMEDIA_SDPNEG_EINSTATE, "Invalid SDP negotiator state for operation" ), |
| PJ_BUILD_ERR( PJMEDIA_SDPNEG_ENOINITIAL, "No initial local SDP in SDP negotiator" ), |
| PJ_BUILD_ERR( PJMEDIA_SDPNEG_ENOACTIVE, "No active SDP in SDP negotiator" ), |
| PJ_BUILD_ERR( PJMEDIA_SDPNEG_ENONEG, "No current local/remote offer/answer" ), |
| PJ_BUILD_ERR( PJMEDIA_SDPNEG_EMISMEDIA, "SDP media count mismatch in offer/answer" ), |
| PJ_BUILD_ERR( PJMEDIA_SDPNEG_EINVANSMEDIA, "SDP media type mismatch in offer/answer" ), |
| PJ_BUILD_ERR( PJMEDIA_SDPNEG_EINVANSTP, "SDP media transport type mismatch in offer/answer" ), |
| PJ_BUILD_ERR( PJMEDIA_SDPNEG_EANSNOMEDIA, "No common SDP media payload in answer" ), |
| PJ_BUILD_ERR( PJMEDIA_SDPNEG_ENOMEDIA, "No active media stream after negotiation" ), |
| PJ_BUILD_ERR( PJMEDIA_SDPNEG_NOANSCODEC, "No suitable codec for remote offer"), |
| PJ_BUILD_ERR( PJMEDIA_SDPNEG_NOANSTELEVENT, "No suitable telephone-event for remote offer"), |
| PJ_BUILD_ERR( PJMEDIA_SDPNEG_NOANSUNKNOWN, "No suitable answer for unknown remote offer"), |
| |
| /* SDP comparison results */ |
| PJ_BUILD_ERR( PJMEDIA_SDP_EMEDIANOTEQUAL, "SDP media descriptor not equal" ), |
| PJ_BUILD_ERR( PJMEDIA_SDP_EPORTNOTEQUAL, "Port in SDP media descriptor not equal" ), |
| PJ_BUILD_ERR( PJMEDIA_SDP_ETPORTNOTEQUAL, "Transport in SDP media descriptor not equal" ), |
| PJ_BUILD_ERR( PJMEDIA_SDP_EFORMATNOTEQUAL, "Format in SDP media descriptor not equal" ), |
| PJ_BUILD_ERR( PJMEDIA_SDP_ECONNNOTEQUAL, "SDP connection line not equal" ), |
| PJ_BUILD_ERR( PJMEDIA_SDP_EATTRNOTEQUAL, "SDP attributes not equal" ), |
| PJ_BUILD_ERR( PJMEDIA_SDP_EDIRNOTEQUAL, "SDP media direction not equal" ), |
| PJ_BUILD_ERR( PJMEDIA_SDP_EFMTPNOTEQUAL, "SDP fmtp attribute not equal" ), |
| PJ_BUILD_ERR( PJMEDIA_SDP_ERTPMAPNOTEQUAL, "SDP rtpmap attribute not equal" ), |
| PJ_BUILD_ERR( PJMEDIA_SDP_ESESSNOTEQUAL, "SDP session descriptor not equal" ), |
| PJ_BUILD_ERR( PJMEDIA_SDP_EORIGINNOTEQUAL, "SDP origin line not equal" ), |
| PJ_BUILD_ERR( PJMEDIA_SDP_ENAMENOTEQUAL, "SDP name/subject line not equal" ), |
| PJ_BUILD_ERR( PJMEDIA_SDP_ETIMENOTEQUAL, "SDP time line not equal" ), |
| |
| /* Codec errors. */ |
| PJ_BUILD_ERR( PJMEDIA_CODEC_EUNSUP, "Unsupported media codec" ), |
| PJ_BUILD_ERR( PJMEDIA_CODEC_EFAILED, "Codec internal creation error" ), |
| PJ_BUILD_ERR( PJMEDIA_CODEC_EFRMTOOSHORT, "Codec frame is too short" ), |
| PJ_BUILD_ERR( PJMEDIA_CODEC_EPCMTOOSHORT, "PCM frame is too short" ), |
| PJ_BUILD_ERR( PJMEDIA_CODEC_EFRMINLEN, "Invalid codec frame length" ), |
| PJ_BUILD_ERR( PJMEDIA_CODEC_EPCMFRMINLEN, "Invalid PCM frame length" ), |
| PJ_BUILD_ERR( PJMEDIA_CODEC_EINMODE, "Invalid codec mode (no fmtp?)" ), |
| PJ_BUILD_ERR( PJMEDIA_CODEC_EBADBITSTREAM, "Bad or corrupted bitstream" ), |
| |
| /* Media errors. */ |
| PJ_BUILD_ERR( PJMEDIA_EINVALIDIP, "Invalid remote media (IP) address" ), |
| PJ_BUILD_ERR( PJMEDIA_EASYMCODEC, "Asymetric media codec is not supported" ), |
| PJ_BUILD_ERR( PJMEDIA_EINVALIDPT, "Invalid media payload type" ), |
| PJ_BUILD_ERR( PJMEDIA_EMISSINGRTPMAP, "Missing rtpmap in media description" ), |
| PJ_BUILD_ERR( PJMEDIA_EINVALIMEDIATYPE, "Invalid media type" ), |
| PJ_BUILD_ERR( PJMEDIA_EREMOTENODTMF, "Remote does not support DTMF" ), |
| PJ_BUILD_ERR( PJMEDIA_RTP_EINDTMF, "Invalid DTMF digit" ), |
| PJ_BUILD_ERR( PJMEDIA_RTP_EREMNORFC2833,"Remote does not support RFC 2833" ), |
| PJ_BUILD_ERR( PJMEDIA_EBADFMT, "Bad format"), |
| |
| /* RTP session errors. */ |
| PJ_BUILD_ERR( PJMEDIA_RTP_EINPKT, "Invalid RTP packet" ), |
| PJ_BUILD_ERR( PJMEDIA_RTP_EINPACK, "Invalid RTP packing (internal error)" ), |
| PJ_BUILD_ERR( PJMEDIA_RTP_EINVER, "Invalid RTP version" ), |
| PJ_BUILD_ERR( PJMEDIA_RTP_EINSSRC, "RTP packet SSRC id mismatch" ), |
| PJ_BUILD_ERR( PJMEDIA_RTP_EINPT, "RTP packet payload type mismatch" ), |
| PJ_BUILD_ERR( PJMEDIA_RTP_EINLEN, "Invalid RTP packet length" ), |
| PJ_BUILD_ERR( PJMEDIA_RTP_ESESSRESTART, "RTP session restarted" ), |
| PJ_BUILD_ERR( PJMEDIA_RTP_ESESSPROBATION, "RTP session in probation" ), |
| PJ_BUILD_ERR( PJMEDIA_RTP_EBADSEQ, "Bad sequence number in RTP packet" ), |
| PJ_BUILD_ERR( PJMEDIA_RTP_EBADDEST, "RTP media port destination is not configured" ), |
| PJ_BUILD_ERR( PJMEDIA_RTP_ENOCONFIG, "RTP is not configured" ), |
| |
| /* Media port errors: */ |
| PJ_BUILD_ERR( PJMEDIA_ENOTCOMPATIBLE, "Media ports are not compatible" ), |
| PJ_BUILD_ERR( PJMEDIA_ENCCLOCKRATE, "Media ports have incompatible clock rate" ), |
| PJ_BUILD_ERR( PJMEDIA_ENCSAMPLESPFRAME, "Media ports have incompatible samples per frame" ), |
| PJ_BUILD_ERR( PJMEDIA_ENCTYPE, "Media ports have incompatible media type" ), |
| PJ_BUILD_ERR( PJMEDIA_ENCBITS, "Media ports have incompatible bits per sample" ), |
| PJ_BUILD_ERR( PJMEDIA_ENCBYTES, "Media ports have incompatible bytes per frame" ), |
| PJ_BUILD_ERR( PJMEDIA_ENCCHANNEL, "Media ports have incompatible number of channels" ), |
| |
| /* Media file errors: */ |
| PJ_BUILD_ERR( PJMEDIA_ENOTVALIDWAVE, "Not a valid WAVE file" ), |
| PJ_BUILD_ERR( PJMEDIA_EWAVEUNSUPP, "Unsupported WAVE file format" ), |
| PJ_BUILD_ERR( PJMEDIA_EWAVETOOSHORT, "WAVE file too short" ), |
| PJ_BUILD_ERR( PJMEDIA_EFRMFILETOOBIG, "Sound frame too large for file buffer"), |
| PJ_BUILD_ERR( PJMEDIA_EAVIUNSUPP, "Unsupported AVI file"), |
| |
| /* Sound device errors: */ |
| PJ_BUILD_ERR( PJMEDIA_ENOSNDREC, "No suitable sound capture device" ), |
| PJ_BUILD_ERR( PJMEDIA_ENOSNDPLAY, "No suitable sound playback device" ), |
| PJ_BUILD_ERR( PJMEDIA_ESNDINDEVID, "Invalid sound device ID" ), |
| PJ_BUILD_ERR( PJMEDIA_ESNDINSAMPLEFMT, "Invalid sample format for sound device" ), |
| |
| #if defined(PJMEDIA_HAS_SRTP) && (PJMEDIA_HAS_SRTP != 0) |
| /* SRTP transport errors: */ |
| PJ_BUILD_ERR( PJMEDIA_SRTP_ECRYPTONOTMATCH, "SRTP crypto-suite name not match the offerer tag" ), |
| PJ_BUILD_ERR( PJMEDIA_SRTP_EINKEYLEN, "Invalid SRTP key length for specific crypto" ), |
| PJ_BUILD_ERR( PJMEDIA_SRTP_ENOTSUPCRYPTO, "Unsupported SRTP crypto-suite" ), |
| PJ_BUILD_ERR( PJMEDIA_SRTP_ESDPAMBIGUEANS, "SRTP SDP contains ambigue answer" ), |
| PJ_BUILD_ERR( PJMEDIA_SRTP_ESDPDUPCRYPTOTAG,"Duplicated SRTP crypto tag" ), |
| PJ_BUILD_ERR( PJMEDIA_SRTP_ESDPINCRYPTO, "Invalid SRTP crypto attribute" ), |
| PJ_BUILD_ERR( PJMEDIA_SRTP_ESDPINCRYPTOTAG, "Invalid SRTP crypto tag" ), |
| PJ_BUILD_ERR( PJMEDIA_SRTP_ESDPINTRANSPORT, "Invalid SDP media transport for SRTP" ), |
| PJ_BUILD_ERR( PJMEDIA_SRTP_ESDPREQCRYPTO, "SRTP crypto attribute required" ), |
| PJ_BUILD_ERR( PJMEDIA_SRTP_ESDPREQSECTP, "Secure transport required in SDP media descriptor" ) |
| #endif |
| |
| }; |
| |
| #endif /* PJ_HAS_ERROR_STRING */ |
| |
| |
| |
| /* |
| * pjmedia_strerror() |
| */ |
| PJ_DEF(pj_str_t) pjmedia_strerror( pj_status_t statcode, |
| char *buf, pj_size_t bufsize ) |
| { |
| pj_str_t errstr; |
| |
| #if defined(PJ_HAS_ERROR_STRING) && (PJ_HAS_ERROR_STRING != 0) |
| |
| /* See if the error comes from PortAudio. */ |
| #if defined(PJMEDIA_SOUND_IMPLEMENTATION) && \ |
| PJMEDIA_SOUND_IMPLEMENTATION == PJMEDIA_SOUND_PORTAUDIO_SOUND |
| if (statcode >= PJMEDIA_PORTAUDIO_ERRNO_START && |
| statcode <= PJMEDIA_PORTAUDIO_ERRNO_END) |
| { |
| |
| //int pa_err = statcode - PJMEDIA_ERRNO_FROM_PORTAUDIO(0); |
| int pa_err = PJMEDIA_PORTAUDIO_ERRNO_START - statcode; |
| pj_str_t msg; |
| |
| msg.ptr = (char*)Pa_GetErrorText(pa_err); |
| msg.slen = pj_ansi_strlen(msg.ptr); |
| |
| errstr.ptr = buf; |
| pj_strncpy_with_null(&errstr, &msg, bufsize); |
| return errstr; |
| |
| } else |
| #endif /* PJMEDIA_SOUND_IMPLEMENTATION */ |
| |
| #if defined(PJMEDIA_HAS_SRTP) && (PJMEDIA_HAS_SRTP != 0) |
| /* LIBSRTP error */ |
| if (statcode >= PJMEDIA_LIBSRTP_ERRNO_START && |
| statcode < PJMEDIA_LIBSRTP_ERRNO_END) |
| { |
| int err = statcode - PJMEDIA_LIBSRTP_ERRNO_START; |
| pj_str_t msg; |
| |
| msg = pj_str((char*)get_libsrtp_errstr(err)); |
| |
| errstr.ptr = buf; |
| pj_strncpy_with_null(&errstr, &msg, bufsize); |
| return errstr; |
| |
| } else |
| #endif |
| |
| /* PJMEDIA error */ |
| if (statcode >= PJMEDIA_ERRNO_START && |
| statcode < PJMEDIA_ERRNO_END) |
| { |
| /* Find the error in the table. |
| * Use binary search! |
| */ |
| int first = 0; |
| int n = PJ_ARRAY_SIZE(err_str); |
| |
| while (n > 0) { |
| int half = n/2; |
| int mid = first + half; |
| |
| if (err_str[mid].code < statcode) { |
| first = mid+1; |
| n -= (half+1); |
| } else if (err_str[mid].code > statcode) { |
| n = half; |
| } else { |
| first = mid; |
| break; |
| } |
| } |
| |
| |
| if (PJ_ARRAY_SIZE(err_str) && err_str[first].code == statcode) { |
| pj_str_t msg; |
| |
| msg.ptr = (char*)err_str[first].msg; |
| msg.slen = pj_ansi_strlen(err_str[first].msg); |
| |
| errstr.ptr = buf; |
| pj_strncpy_with_null(&errstr, &msg, bufsize); |
| return errstr; |
| |
| } |
| } |
| #endif /* PJ_HAS_ERROR_STRING */ |
| |
| /* Error not found. */ |
| errstr.ptr = buf; |
| errstr.slen = pj_ansi_snprintf(buf, bufsize, |
| "Unknown pjmedia error %d", |
| statcode); |
| if (errstr.slen < 1 || errstr.slen >= (pj_ssize_t)bufsize) |
| errstr.slen = bufsize - 1; |
| return errstr; |
| } |
| |