support for setting the outbound_interface.

apps/sbc/SBC.cpp

@@ -1017,6 +1017,9 @@ void SBCDialog::createCalleeSession()
     }
   }
 
+  if(call_profile.outbound_interface >= 0)
+    callee_dlg.outbound_interface = call_profile.outbound_interface;
+
   other_id = AmSession::getNewId();
   
   callee_dlg.local_tag    = other_id;

apps/sbc/SBCCallProfile.cpp

@@ -30,7 +30,7 @@
 #include "log.h"
 #include "AmUtils.h"
 #include "AmPlugIn.h"
-
+#include "AmConfig.h"
 
 bool SBCCallProfile::readFromConfiguration(const string& name,
 					   const string profile_file_name) {
@@ -177,6 +177,24 @@ bool SBCCallProfile::readFromConfiguration(const string& name,
   force_symmetric_rtp = cfg.getParameter("rtprelay_force_symmetric_rtp");
   msgflags_symmetric_rtp = cfg.getParameter("rtprelay_msgflags_symmetric_rtp") == "yes";
 
+  string out_if_str = cfg.getParameter("outbound_interface");
+  if(!out_if_str.empty()) {
+    if(out_if_str == "default")
+      outbound_interface = 0;
+    else {
+      map<string,unsigned short>::iterator name_it = AmConfig::If_names.find(out_if_str);
+      if(name_it != AmConfig::If_names.end()) {
+	outbound_interface = name_it->second;
+      }
+      else {
+	ERROR("%s: '%s' does not exist as an interface. "
+	      "Please check the 'additional_interfaces' "
+	      "parameter in the main configuration file.",
+	      name.c_str(),out_if_str.c_str());
+      }
+    }
+  }
+
   md5hash = "<unknown>";
   if (!cfg.getMD5(profile_file_name, md5hash)){
     ERROR("calculating MD5 of file %s\n", profile_file_name.c_str());

apps/sbc/SBCCallProfile.h

@@ -92,6 +92,8 @@ struct SBCCallProfile {
   string force_symmetric_rtp;
   bool msgflags_symmetric_rtp;
 
+  int outbound_interface;
+
   // todo: RTP transcoding mode
 
   SBCCallProfile()
@@ -103,7 +105,8 @@ struct SBCCallProfile {
     auth_enabled(false),
     call_timer_enabled(false),
     prepaid_enabled(false),
-    rtprelay_enabled(false)
+    rtprelay_enabled(false),
+    outbound_interface(-1)
 
   { }