From 85484c050da7bd9290dd3677d1a41be43ae1b704 Mon Sep 17 00:00:00 2001 From: Richard Mudgett Date: Mon, 5 Mar 2012 22:32:48 +0000 Subject: [PATCH] Drop SS7 call if not connected yet when INCOMPLETE/BUSY/CONGESTION. SS7 is a trunk protocol and should clear a failed call as soon as possible. * Made SS7 hangup a call immediately if it has not connected yet for INCOMPLETE/BUSY/CONGESTION causes. Otherwise, play an appropriate inband tone. (closes issue ASTERISK-19372) Reported by: Igor Nikolaev ........ Merged revisions 358278 from http://svn.asterisk.org/svn/asterisk/branches/1.8 ........ Merged revisions 358284 from http://svn.asterisk.org/svn/asterisk/branches/10 git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@358307 65c4cc65-6c06-0410-ace0-fbb531ad65f3 --- channels/sig_ss7.c | 22 ++++++++++++++++++---- 1 file changed, 18 insertions(+), 4 deletions(-) diff --git a/channels/sig_ss7.c b/channels/sig_ss7.c index a23f9b25c1..ccea94932d 100644 --- a/channels/sig_ss7.c +++ b/channels/sig_ss7.c @@ -1671,6 +1671,12 @@ int sig_ss7_indicate(struct sig_ss7_chan *p, struct ast_channel *chan, int condi switch (condition) { case AST_CONTROL_BUSY: + if (p->call_level < SIG_SS7_CALL_LEVEL_CONNECT) { + ast_channel_hangupcause_set(chan, AST_CAUSE_USER_BUSY); + ast_channel_softhangup_internal_flag_add(chan, AST_SOFTHANGUP_DEV); + res = 0; + break; + } res = sig_ss7_play_tone(p, SIG_SS7_TONE_BUSY); break; case AST_CONTROL_RINGING: @@ -1729,15 +1735,23 @@ int sig_ss7_indicate(struct sig_ss7_chan *p, struct ast_channel *chan, int condi res = 0; break; case AST_CONTROL_INCOMPLETE: - /* If the channel is connected, wait for additional input */ - if (p->call_level == SIG_SS7_CALL_LEVEL_CONNECT) { + if (p->call_level < SIG_SS7_CALL_LEVEL_CONNECT) { + ast_channel_hangupcause_set(chan, AST_CAUSE_INVALID_NUMBER_FORMAT); + ast_channel_softhangup_internal_flag_add(chan, AST_SOFTHANGUP_DEV); res = 0; break; } - ast_channel_hangupcause_set(chan, AST_CAUSE_INVALID_NUMBER_FORMAT); + /* Wait for DTMF digits to complete the dialed number. */ + res = 0; break; case AST_CONTROL_CONGESTION: - ast_channel_hangupcause_set(chan, AST_CAUSE_CONGESTION); + if (p->call_level < SIG_SS7_CALL_LEVEL_CONNECT) { + ast_channel_hangupcause_set(chan, AST_CAUSE_CONGESTION); + ast_channel_softhangup_internal_flag_add(chan, AST_SOFTHANGUP_DEV); + res = 0; + break; + } + res = sig_ss7_play_tone(p, SIG_SS7_TONE_CONGESTION); break; case AST_CONTROL_HOLD: ast_moh_start(chan, data, p->mohinterpret);