Remove the return value from functions that return something that is never checked anywhere.
git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@33215 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Olle Johansson
parent
fcb7d3df26
commit
2366793c63
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@ -231,6 +231,11 @@ enum transfermodes {
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};
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enum sip_result {
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AST_SUCCESS = 0,
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AST_FAILURE = -1,
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};
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/* Do _NOT_ make any changes to this enum, or the array following it;
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if you think you are doing the right thing, you are probably
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not doing the right thing. If you think there are changes
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@ -1097,12 +1102,12 @@ static void copy_request(struct sip_request *dst, const struct sip_request *src)
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static struct sip_pvt *sip_alloc(ast_string_field callid, struct sockaddr_in *sin,
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int useglobal_nat, const int intended_method);
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static int __sip_autodestruct(void *data);
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static int sip_scheddestroy(struct sip_pvt *p, int ms);
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static int sip_cancel_destroy(struct sip_pvt *p);
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static void sip_scheddestroy(struct sip_pvt *p, int ms);
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static void sip_cancel_destroy(struct sip_pvt *p);
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static void sip_destroy(struct sip_pvt *p);
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static void __sip_destroy(struct sip_pvt *p, int lockowner);
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static int __sip_ack(struct sip_pvt *p, int seqno, int resp, int sipmethod, int reset);
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static int __sip_pretend_ack(struct sip_pvt *p);
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static void __sip_ack(struct sip_pvt *p, int seqno, int resp, int sipmethod, int reset);
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static void __sip_pretend_ack(struct sip_pvt *p);
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static int __sip_semi_ack(struct sip_pvt *p, int seqno, int resp, int sipmethod);
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static int auto_congest(void *nothing);
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static int update_call_counter(struct sip_pvt *fup, int event);
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@ -1148,7 +1153,6 @@ static int sip_sipredirect(struct sip_pvt *p, const char *dest);
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static int restart_monitor(void);
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static int sip_send_mwi_to_peer(struct sip_peer *peer);
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static void sip_destroy(struct sip_pvt *p);
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static int sip_scheddestroy(struct sip_pvt *p, int ms);
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static int sip_addrcmp(char *name, struct sockaddr_in *sin); /* Support for peer matching */
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/*--- CLI and manager command helpers */
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@ -1158,7 +1162,7 @@ static const char *sip_nat_mode(const struct sip_pvt *p);
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static void sip_dump_history(struct sip_pvt *dialog); /* Dump history to LOG_DEBUG at end of dialog, before destroying data */
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static inline int sip_debug_test_addr(const struct sockaddr_in *addr);
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static inline int sip_debug_test_pvt(struct sip_pvt *p);
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static int append_history_full(struct sip_pvt *p, const char *fmt, ...);
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static void append_history_full(struct sip_pvt *p, const char *fmt, ...);
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/*--- Device object handling */
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static struct sip_peer *temp_peer(const char *name);
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@ -1459,7 +1463,7 @@ static void build_via(struct sip_pvt *p)
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/*! \brief NAT fix - decide which IP address to use for ASterisk server?
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* Only used for outbound registrations */
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static int ast_sip_ouraddrfor(struct in_addr *them, struct in_addr *us)
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static enum sip_result ast_sip_ouraddrfor(struct in_addr *them, struct in_addr *us)
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{
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/*
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* Using the localaddr structure built up with localnet statements
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@ -1495,14 +1499,14 @@ static int ast_sip_ouraddrfor(struct in_addr *them, struct in_addr *us)
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}
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} else if (bindaddr.sin_addr.s_addr)
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*us = bindaddr.sin_addr;
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return 0;
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return AST_FAILURE;
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}
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/*! \brief Append to SIP dialog history
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\return Always returns 0 */
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#define append_history(p, event, fmt , args... ) append_history_full(p, "%-15s " fmt, event, ## args)
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static int append_history_full(struct sip_pvt *p, const char *fmt, ...)
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static void append_history_full(struct sip_pvt *p, const char *fmt, ...)
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__attribute__ ((format (printf, 2, 3)));
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/*! \brief Append to SIP dialog history with arg list */
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@ -1526,17 +1530,17 @@ static void append_history_va(struct sip_pvt *p, const char *fmt, va_list ap)
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}
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/*! \brief Append to SIP dialog history with arg list */
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static int append_history_full(struct sip_pvt *p, const char *fmt, ...)
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static void append_history_full(struct sip_pvt *p, const char *fmt, ...)
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{
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va_list ap;
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if (!recordhistory || !p)
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return 0;
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return;
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va_start(ap, fmt);
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append_history_va(p, fmt, ap);
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va_end(ap);
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return 0;
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return;
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}
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/*! \brief Retransmit SIP message if no answer (Called from scheduler) */
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@ -1639,13 +1643,13 @@ static int retrans_pkt(void *data)
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/*! \brief Transmit packet with retransmits
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\return 0 on success, -1 on failure to allocate packet
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*/
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static int __sip_reliable_xmit(struct sip_pvt *p, int seqno, int resp, char *data, int len, int fatal, int sipmethod)
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static enum sip_result __sip_reliable_xmit(struct sip_pvt *p, int seqno, int resp, char *data, int len, int fatal, int sipmethod)
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{
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struct sip_pkt *pkt;
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int siptimer_a = DEFAULT_RETRANS;
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if (!(pkt = ast_calloc(1, sizeof(*pkt) + len + 1)))
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return -1;
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return AST_FAILURE;
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memcpy(pkt->data, data, len);
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pkt->method = sipmethod;
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pkt->packetlen = len;
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@ -1672,7 +1676,7 @@ static int __sip_reliable_xmit(struct sip_pvt *p, int seqno, int resp, char *dat
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/* Note this is a pending invite */
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p->pendinginvite = seqno;
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}
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return 0;
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return AST_SUCCESS;
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}
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/*! \brief Kill a SIP dialog (called by scheduler) */
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@ -1707,7 +1711,7 @@ static int __sip_autodestruct(void *data)
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}
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/*! \brief Schedule destruction of SIP call */
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static int sip_scheddestroy(struct sip_pvt *p, int ms)
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static void sip_scheddestroy(struct sip_pvt *p, int ms)
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{
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if (sip_debug_test_pvt(p))
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ast_verbose("Scheduling destruction of SIP dialog '%s' in %d ms (Method: %s)\n", p->callid, ms, sip_methods[p->method].text);
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@ -1717,28 +1721,26 @@ static int sip_scheddestroy(struct sip_pvt *p, int ms)
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if (p->autokillid > -1)
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ast_sched_del(sched, p->autokillid);
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p->autokillid = ast_sched_add(sched, ms, __sip_autodestruct, p);
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return 0;
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}
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/*! \brief Cancel destruction of SIP dialog */
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static int sip_cancel_destroy(struct sip_pvt *p)
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static void sip_cancel_destroy(struct sip_pvt *p)
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{
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if (p->autokillid > -1) {
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ast_sched_del(sched, p->autokillid);
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append_history(p, "CancelDestroy", "");
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p->autokillid = -1;
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}
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return 0;
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}
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/*! \brief Acknowledges receipt of a packet and stops retransmission */
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static int __sip_ack(struct sip_pvt *p, int seqno, int resp, int sipmethod, int reset)
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static void __sip_ack(struct sip_pvt *p, int seqno, int resp, int sipmethod, int reset)
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{
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struct sip_pkt *cur, *prev = NULL;
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int res = -1;
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/* Just in case... */
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char *msg;
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int res = FALSE;
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msg = sip_methods[sipmethod].text;
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@ -1752,6 +1754,7 @@ static int __sip_ack(struct sip_pvt *p, int seqno, int resp, int sipmethod, int
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p->pendinginvite = 0;
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}
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/* this is our baby */
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res = TRUE;
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UNLINK(cur, p->packets, prev);
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if (cur->retransid > -1) {
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if (sipdebug && option_debug > 3)
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@ -1760,19 +1763,17 @@ static int __sip_ack(struct sip_pvt *p, int seqno, int resp, int sipmethod, int
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}
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if (!reset)
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free(cur);
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res = 0;
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break;
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}
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}
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ast_mutex_unlock(&p->lock);
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if (option_debug)
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ast_log(LOG_DEBUG, "Stopping retransmission on '%s' of %s %d: Match %s\n", p->callid, resp ? "Response" : "Request", seqno, res ? "Not Found" : "Found");
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return res;
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}
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/*! \brief Pretend to ack all packets */
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/* maybe the lock on p is not strictly necessary but there might be a race */
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static int __sip_pretend_ack(struct sip_pvt *p)
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/*! \brief Pretend to ack all packets
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* maybe the lock on p is not strictly necessary but there might be a race */
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static void __sip_pretend_ack(struct sip_pvt *p)
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{
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struct sip_pkt *cur = NULL;
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@ -1780,13 +1781,12 @@ static int __sip_pretend_ack(struct sip_pvt *p)
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int method;
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if (cur == p->packets) {
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ast_log(LOG_WARNING, "Have a packet that doesn't want to give up! %s\n", sip_methods[cur->method].text);
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return -1;
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return;
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}
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cur = p->packets;
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method = (cur->method) ? cur->method : find_sip_method(cur->data);
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__sip_ack(p, cur->seqno, ast_test_flag(cur, FLAG_RESPONSE), method, FALSE);
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}
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return 0;
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}
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/*! \brief Acks receipt of packet, keep it around (used for provisional responses) */
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@ -7671,7 +7671,7 @@ static int get_also_info(struct sip_pvt *p, struct sip_request *oreq)
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return -1;
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}
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/*! \brief check Via: header for hostname, port and rport request/answer */
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static int check_via(struct sip_pvt *p, struct sip_request *req)
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static void check_via(struct sip_pvt *p, struct sip_request *req)
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{
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char via[256];
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char iabuf[INET_ADDRSTRLEN];
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@ -7696,7 +7696,7 @@ static int check_via(struct sip_pvt *p, struct sip_request *req)
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c = ast_skip_blanks(c+1);
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if (strcasecmp(via, "SIP/2.0/UDP")) {
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ast_log(LOG_WARNING, "Don't know how to respond via '%s'\n", via);
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return -1;
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return;
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}
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pt = strchr(c, ':');
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if (pt)
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@ -7704,7 +7704,7 @@ static int check_via(struct sip_pvt *p, struct sip_request *req)
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hp = ast_gethostbyname(c, &ahp);
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if (!hp) {
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ast_log(LOG_WARNING, "'%s' is not a valid host\n", c);
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return -1;
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return;
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}
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memset(&p->sa, 0, sizeof(p->sa));
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p->sa.sin_family = AF_INET;
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@ -7716,7 +7716,6 @@ static int check_via(struct sip_pvt *p, struct sip_request *req)
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ast_verbose("Sending to %s : %d (%s)\n", ast_inet_ntoa(iabuf, sizeof(iabuf), dst->sin_addr), ntohs(dst->sin_port), sip_nat_mode(p));
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}
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}
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return 0;
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}
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/*! \brief Get caller id name from SIP headers */
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