# HG changeset patch
# User Mychaela Falconia <falcon@freecalypso.org>
# Date 1699917489 28800
# Node ID 556cd78f750a56894bf9b17b919571bec64d1db1
# Parent  e4a93ad611f3482925840889b360bcc964936a3b
sip-out: require explicit routes to made-up N9X area codes

diff -r e4a93ad611f3 -r 556cd78f750a sip-out/call_setup.c
--- a/sip-out/call_setup.c	Mon Nov 13 15:09:10 2023 -0800
+++ b/sip-out/call_setup.c	Mon Nov 13 15:18:09 2023 -0800
@@ -115,6 +115,10 @@
 					GSM48_CC_CAUSE_NO_ROUTE);
 			return;
 		}
+		/* made-up N9X area codes require explicit routes */
+		if (msg->called.number[0] == '1' &&
+		    msg->called.number[2] == '9' && prefix_len < 4)
+			goto no_route_to_dest;
 		to_sip_user[0] = '+';
 		strcpy(to_sip_user+1, msg->called.number);
 		special_rt = 0;