Codename Pineapple

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Last updated: Sat Feb 3 05:01:56 2007

Asterisk developer's documentation :: Codename Pineapple

include » asterisk

srv.h File Reference

Detailed Description

Support for DNS SRV records, used in to locate SIP services.

Note:
Note: The Asterisk DNS SRV record support is broken, it only supports the first DNS SRV record and will give no load balancing or failover support.

Definition in file srv.h.

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Go to the source code of this file.

Functions

int ast_get_srv (struct ast_channel *chan, char *host, int hostlen, int *port, const char *service)

Function Documentation

int ast_get_srv (  struct ast_channel *  chan,
char *  host,
int  hostlen,
int *  port,
const char *  service
) 
 

Parameters:
chan Ast channel
host host name (return value)
hostlen Length of string "host"
port Port number (return value)
service Service tag for SRV lookup (like "_sip._udp" or "_stun._udp"

Definition at line 117 of file srv.c.

References ast_autoservice_start(), ast_autoservice_stop(), ast_search_dns(), context, and srv_callback().

Referenced by ast_get_ip_or_srv(), and create_addr().

00118 {
00119    struct srv_context context;
00120    int ret;
00121 
00122    context.host = host;
00123    context.hostlen = hostlen;
00124    context.port = port;
00125 
00126    if (chan && ast_autoservice_start(chan) < 0)
00127       return -1;
00128 
00129    ret = ast_search_dns(&context, service, C_IN, T_SRV, srv_callback);
00130 
00131    if (chan)
00132       ret |= ast_autoservice_stop(chan);
00133 
00134    if (ret <= 0) {
00135       host[0] = '\0';
00136       *port = -1;
00137       return ret;
00138    }
00139    return ret;
00140 }

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