Adding basic SIP support, using Sofia-SIP stack

[lcr.git] / interface.c

diff --git a/interface.c b/interface.c
index 3c1a792..264f4f2 100644 (file)
--- a/interface.c
+++ b/interface.c
@@ -967,6 +967,36 @@ static int inter_gsm_ms(struct interface *interface, char *filename, int line, c
        return(0);
 #endif
 }
+static int inter_sip(struct interface *interface, char *filename, int line, char *parameter, char *value)
+{
+#ifndef WITH_SIP
+       SPRINT(interface_error, "Error in %s (line %d): SIP not compiled in.\n", filename, line);
+       return(-1);
+#else
+       char *p;
+
+       /* set portname */
+       if (inter_portname(interface, filename, line, (char *)"portname", options.loopback_lcr))
+               return(-1);
+
+       interface->sip = 1;
+
+       /* copy values */
+       if (!value || !value[0]) {
+               SPRINT(interface_error, "Error in %s (line %d): Missing SIP local IP.\n", filename, line);
+               return(-1);
+       }
+       p = get_seperated(value);
+       if (!p[0]) {
+               SPRINT(interface_error, "Error in %s (line %d): Missing SIP remote IP.\n", filename, line);
+               return(-1);
+       }
+       SCPY(interface->sip_local_ip, value);
+       SCPY(interface->sip_remote_ip, p);
+
+       return(0);
+#endif
+}
 static int inter_nonotify(struct interface *interface, char *filename, int line, char *parameter, char *value)
 {
        struct interface_port *ifport;
@@ -1214,6 +1244,9 @@ struct interface_param interface_param[] = {
        "The name of the MS folows the interface name.\n"
        "The socket is /tmp/osmocom_l2 by default and need to be changed when multiple\n"
        "MS interfaces are used."},
+       {"sip", &inter_sip, "<local IP> <remote IP>",
+       "Sets up SIP interface that represents one SIP endpoint.\n"
+       "Give SIP configuration file."},
        {"nonotify", &inter_nonotify, "",
        "Prevents sending notify messages to this interface. A call placed on hold will\n"
        "Not affect the remote end (phone or telcom switch).\n"
@@ -1507,6 +1540,11 @@ void relink_interfaces(void)
                        if (ifport->gsm_bs)
                                gsm_bs_exit(0);
 #endif
+#ifdef WITH_SIP
+#warning FIXME: get out of mISDNport
+                       if (ifport->interface->sip)
+                               sip_exit_inst(mISDNport->ifport->interface);
+#endif
                }
                mISDNport->ifport = NULL;
                mISDNport = mISDNport->next;
@@ -1595,6 +1633,11 @@ void load_port(struct interface_port *ifport)
                if (ifport->gsm_bs)
                        gsm_bs_init();
 #endif
+#ifdef WITH_SIP
+               if (ifport->interface->sip)
+                       if (sip_init_inst(ifport->interface))
+                               ifport->block = 2; /* not available */
+#endif
        } else {
                ifport->block = 2; /* not available */
        }