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/* $Id$ */
/*
* Copyright (C) 2003-2007 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>
#include <portaudio.h>
/* 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" ),
/* 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?)" ),
/* 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" ),
/* 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"),
/* 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" ),
};
#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 PJMEDIA_SOUND_IMPLEMENTATION==PJMEDIA_SOUND_PORTAUDIO_SOUND
if (statcode >= PJMEDIA_ERRNO_FROM_PORTAUDIO(paNotInitialized) &&
statcode < PJMEDIA_ERRNO_FROM_PORTAUDIO(paNotInitialized + 10000))
{
int pa_err = statcode - PJMEDIA_ERRNO_FROM_PORTAUDIO(0);
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 (statcode >= PJMEDIA_ERRNO_START &&
statcode < PJMEDIA_ERRNO_START + PJ_ERRNO_SPACE_SIZE)
{
/* 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);
return errstr;
}
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