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/* $Id$ */
/*
* 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 <pjsip/sip_errno.h>
#include <pjsip/sip_msg.h>
#include <pj/string.h>
#include <pj/errno.h>
/* PJSIP's own error codes/messages
* MUST KEEP THIS ARRAY SORTED!!
*/
#if defined(PJ_HAS_ERROR_STRING) && (PJ_HAS_ERROR_STRING != 0)
static const struct
{
int code;
const char *msg;
} err_str[] =
{
/* Generic SIP errors */
PJ_BUILD_ERR( PJSIP_EBUSY, "Object is busy" ),
PJ_BUILD_ERR( PJSIP_ETYPEEXISTS , "Object with the same type exists" ),
PJ_BUILD_ERR( PJSIP_ESHUTDOWN, "SIP stack shutting down" ),
PJ_BUILD_ERR( PJSIP_ENOTINITIALIZED,"SIP object is not initialized." ),
PJ_BUILD_ERR( PJSIP_ENOROUTESET, "Missing route set (for tel: URI)" ),
/* Messaging errors */
PJ_BUILD_ERR( PJSIP_EINVALIDMSG, "Invalid message/syntax error" ),
PJ_BUILD_ERR( PJSIP_ENOTREQUESTMSG, "Expecting request message"),
PJ_BUILD_ERR( PJSIP_ENOTRESPONSEMSG,"Expecting response message"),
PJ_BUILD_ERR( PJSIP_EMSGTOOLONG, "Message too long" ),
PJ_BUILD_ERR( PJSIP_EPARTIALMSG, "Partial message" ),
PJ_BUILD_ERR( PJSIP_EINVALIDSTATUS, "Invalid/unexpected SIP status code"),
PJ_BUILD_ERR( PJSIP_EINVALIDURI, "Invalid URI" ),
PJ_BUILD_ERR( PJSIP_EINVALIDSCHEME, "Invalid URI scheme" ),
PJ_BUILD_ERR( PJSIP_EMISSINGREQURI, "Missing Request-URI" ),
PJ_BUILD_ERR( PJSIP_EINVALIDREQURI, "Invalid Request URI" ),
PJ_BUILD_ERR( PJSIP_EURITOOLONG, "URI is too long" ),
PJ_BUILD_ERR( PJSIP_EMISSINGHDR, "Missing required header(s)" ),
PJ_BUILD_ERR( PJSIP_EINVALIDHDR, "Invalid header field"),
PJ_BUILD_ERR( PJSIP_EINVALIDVIA, "Invalid Via header" ),
PJ_BUILD_ERR( PJSIP_EMULTIPLEVIA, "Multiple Via headers in response" ),
PJ_BUILD_ERR( PJSIP_EMISSINGBODY, "Missing message body" ),
PJ_BUILD_ERR( PJSIP_EINVALIDMETHOD, "Invalid/unexpected method" ),
/* Transport errors */
PJ_BUILD_ERR( PJSIP_EUNSUPTRANSPORT,"Unsupported transport"),
PJ_BUILD_ERR( PJSIP_EPENDINGTX, "Transmit buffer already pending"),
PJ_BUILD_ERR( PJSIP_ERXOVERFLOW, "Rx buffer overflow"),
PJ_BUILD_ERR( PJSIP_EBUFDESTROYED, "Buffer destroyed"),
PJ_BUILD_ERR( PJSIP_ETPNOTSUITABLE, "Unsuitable transport selected"),
PJ_BUILD_ERR( PJSIP_ETPNOTAVAIL, "Transport not available for use"),
/* Transaction errors */
PJ_BUILD_ERR( PJSIP_ETSXDESTROYED, "Transaction has been destroyed"),
PJ_BUILD_ERR( PJSIP_ENOTSX, "No transaction is associated with the object "
"(expecting stateful processing)" ),
/* URI comparison status */
PJ_BUILD_ERR( PJSIP_ECMPSCHEME, "URI scheme mismatch" ),
PJ_BUILD_ERR( PJSIP_ECMPUSER, "URI user part mismatch" ),
PJ_BUILD_ERR( PJSIP_ECMPPASSWD, "URI password part mismatch" ),
PJ_BUILD_ERR( PJSIP_ECMPHOST, "URI host part mismatch" ),
PJ_BUILD_ERR( PJSIP_ECMPPORT, "URI port mismatch" ),
PJ_BUILD_ERR( PJSIP_ECMPTRANSPORTPRM,"URI transport param mismatch" ),
PJ_BUILD_ERR( PJSIP_ECMPTTLPARAM, "URI ttl param mismatch" ),
PJ_BUILD_ERR( PJSIP_ECMPUSERPARAM, "URI user param mismatch" ),
PJ_BUILD_ERR( PJSIP_ECMPMETHODPARAM,"URI method param mismatch" ),
PJ_BUILD_ERR( PJSIP_ECMPMADDRPARAM, "URI maddr param mismatch" ),
PJ_BUILD_ERR( PJSIP_ECMPOTHERPARAM, "URI other param mismatch" ),
PJ_BUILD_ERR( PJSIP_ECMPHEADERPARAM,"URI header parameter mismatch" ),
/* Authentication. */
PJ_BUILD_ERR( PJSIP_EFAILEDCREDENTIAL, "Credential failed to authenticate"),
PJ_BUILD_ERR( PJSIP_ENOCREDENTIAL, "No suitable credential"),
PJ_BUILD_ERR( PJSIP_EINVALIDALGORITHM, "Invalid/unsupported digest algorithm" ),
PJ_BUILD_ERR( PJSIP_EINVALIDQOP, "Invalid/unsupported digest qop" ),
PJ_BUILD_ERR( PJSIP_EINVALIDAUTHSCHEME,"Unsupported authentication scheme" ),
PJ_BUILD_ERR( PJSIP_EAUTHNOPREVCHAL, "No previous challenge" ),
PJ_BUILD_ERR( PJSIP_EAUTHNOAUTH, "No suitable authorization header" ),
PJ_BUILD_ERR( PJSIP_EAUTHACCNOTFOUND, "Account or credential not found" ),
PJ_BUILD_ERR( PJSIP_EAUTHACCDISABLED, "Account or credential is disabled" ),
PJ_BUILD_ERR( PJSIP_EAUTHINVALIDREALM, "Invalid authorization realm"),
PJ_BUILD_ERR( PJSIP_EAUTHINVALIDDIGEST,"Invalid authorization digest" ),
PJ_BUILD_ERR( PJSIP_EAUTHSTALECOUNT, "Maximum number of stale retries exceeded"),
PJ_BUILD_ERR( PJSIP_EAUTHINNONCE, "Invalid nonce value in authentication challenge"),
PJ_BUILD_ERR( PJSIP_EAUTHINAKACRED, "Invalid AKA credential"),
PJ_BUILD_ERR( PJSIP_EAUTHNOCHAL, "No challenge is found"),
/* UA/dialog layer. */
PJ_BUILD_ERR( PJSIP_EMISSINGTAG, "Missing From/To tag parameter" ),
PJ_BUILD_ERR( PJSIP_ENOTREFER, "Expecting REFER request") ,
PJ_BUILD_ERR( PJSIP_ENOREFERSESSION,"Not associated with REFER subscription"),
/* Invite session. */
PJ_BUILD_ERR( PJSIP_ESESSIONTERMINATED, "INVITE session already terminated" ),
PJ_BUILD_ERR( PJSIP_ESESSIONSTATE, "Invalid INVITE session state" ),
PJ_BUILD_ERR( PJSIP_ESESSIONINSECURE, "Require secure session/transport"),
/* SSL errors */
PJ_BUILD_ERR( PJSIP_TLS_EUNKNOWN, "Unknown TLS error" ),
PJ_BUILD_ERR( PJSIP_TLS_EINVMETHOD, "Invalid SSL protocol method" ),
PJ_BUILD_ERR( PJSIP_TLS_ECACERT, "Error loading/verifying SSL CA list file"),
PJ_BUILD_ERR( PJSIP_TLS_ECERTFILE, "Error loading SSL certificate chain file"),
PJ_BUILD_ERR( PJSIP_TLS_EKEYFILE, "Error adding private key from SSL certificate file"),
PJ_BUILD_ERR( PJSIP_TLS_ECIPHER, "Error setting SSL cipher list"),
PJ_BUILD_ERR( PJSIP_TLS_ECTX, "Error creating SSL context"),
PJ_BUILD_ERR( PJSIP_TLS_ESSLCONN, "Error creating SSL connection object"),
PJ_BUILD_ERR( PJSIP_TLS_ECONNECT, "Unknown error when performing SSL connect()"),
PJ_BUILD_ERR( PJSIP_TLS_EACCEPT, "Unknown error when performing SSL accept()"),
PJ_BUILD_ERR( PJSIP_TLS_ESEND, "Unknown error when sending SSL data"),
PJ_BUILD_ERR( PJSIP_TLS_EREAD, "Unknown error when reading SSL data"),
PJ_BUILD_ERR( PJSIP_TLS_ETIMEDOUT, "SSL negotiation has timed out"),
PJ_BUILD_ERR( PJSIP_TLS_ECERTVERIF, "SSL certificate verification error"),
};
#endif /* PJ_HAS_ERROR_STRING */
/*
* pjsip_strerror()
*/
PJ_DEF(pj_str_t) pjsip_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)
if (statcode >= PJSIP_ERRNO_START && statcode < PJSIP_ERRNO_START+800)
{
/* Status code. */
const pj_str_t *status_text =
pjsip_get_status_text(PJSIP_ERRNO_TO_SIP_STATUS(statcode));
errstr.ptr = buf;
pj_strncpy_with_null(&errstr, status_text, bufsize);
return errstr;
}
else if (statcode >= PJSIP_ERRNO_START_PJSIP &&
statcode < PJSIP_ERRNO_START_PJSIP + 1000)
{
/* 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 pjsip error %d",
statcode);
if (errstr.slen < 1 || errstr.slen >= (pj_ssize_t)bufsize)
errstr.slen = bufsize - 1;
return errstr;
}
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