check to make sure the extension exists b4 actually accepting the call and lets hope this gives Open H.323 enough time to sync up (bug #1714)

git-svn-id: http://svn.digium.com/svn/asterisk/trunk@3220 f38db490-d61c-443f-a65b-d21fe96a405b

2 files changed, 11 insertions, 2 deletions

diff --git a/channels/h323/ast_h323.cpp b/channels/h323/ast_h323.cpp
index cb78730af..e1d396999 100755
--- a/channels/h323/ast_h323.cpp
+++ b/channels/h323/ast_h323.cpp
@@ -489,6 +489,9 @@ H323Connection::AnswerCallResponse MyH323Connection::OnAnswerCall(const PString
 																   const H323SignalPDU & /*setupPDU*/,
 																   H323SignalPDU & /*connectPDU*/)
 {
+	if (!on_answer_call(GetCallReference()))
+		return H323Connection::AnswerCallDenied;
+
 	/* The call will be answered later with "AnsweringCall()" function.
 	 */ 
 	return H323Connection::AnswerCallDeferred;
@@ -835,7 +838,8 @@ void h323_callback_register(setup_incoming_cb  	ifunc,
  			    clear_con_cb	clfunc,
  			    chan_ringing_cb     rfunc,
 			    con_established_cb 	efunc,
- 			    send_digit_cb	dfunc)
+ 			    send_digit_cb	dfunc,
+ 			    answer_call_cb	acfunc)
 {
 	on_incoming_call = ifunc;
 	on_outgoing_call = sfunc;
@@ -845,6 +849,7 @@ void h323_callback_register(setup_incoming_cb  	ifunc,
 	on_chan_ringing = rfunc;
 	on_connection_established = efunc;
 	on_send_digit = dfunc;
+	on_answer_call = acfunc;
 }
 
 /**
diff --git a/channels/h323/chan_h323.h b/channels/h323/chan_h323.h
index 198247cc0..23e583f89 100755
--- a/channels/h323/chan_h323.h
+++ b/channels/h323/chan_h323.h
@@ -153,6 +153,9 @@ con_established_cb		on_connection_established;
 typedef void (*clear_con_cb)(call_details_t);
 clear_con_cb		on_connection_cleared;
 
+typedef int (*answer_call_cb)(unsigned);
+answer_call_cb		on_answer_call;
+
 /* debug flag */
 int h323debug;
 
@@ -178,7 +181,8 @@ extern "C" {
  				    clear_con_cb,
  				    chan_ringing_cb,
 				    con_established_cb,
- 				    send_digit_cb);
+ 				    send_digit_cb,
+ 				    answer_call_cb);
 
 
 	int h323_set_capability(int, int);