[Asterisk-code-review] res_pjsip_refer: ensure refer progress is still sent after Proceeding() (asterisk[16])

[lvl]

lvl has uploaded this change for review. ( https://gerrit.asterisk.org/c/asterisk/+/13852 )


Change subject: res_pjsip_refer: ensure refer progress is still sent after Proceeding()
......................................................................

res_pjsip_refer: ensure refer progress is still sent after Proceeding()

ASTERISK-28766 #close

Change-Id: I5ce2210062f9325db762edbf6e46075079bb2cd1
---
M res/res_pjsip_refer.c
1 file changed, 4 insertions(+), 3 deletions(-)



  git pull ssh://gerrit.asterisk.org:29418/asterisk refs/changes/52/13852/1

diff --git a/res/res_pjsip_refer.c b/res/res_pjsip_refer.c
index d53b76d..06bbd2e 100644
--- a/res/res_pjsip_refer.c
+++ b/res/res_pjsip_refer.c
@@ -233,11 +233,12 @@
 	/* Determine the state of the REFER based on the control frames (or voice frames) passing */
 	if (f->frametype == AST_FRAME_VOICE && !progress->subclass) {
 		/* Media is passing without progress, this means the call has been answered */
+		progress->subclass = AST_CONTROL_ANSWER;
 		notification = refer_progress_notification_alloc(progress, 200, PJSIP_EVSUB_STATE_TERMINATED);
 	} else if (f->frametype == AST_FRAME_CONTROL) {
 		/* Based on the control frame being written we can send a NOTIFY advising of the progress */
 		if ((f->subclass.integer == AST_CONTROL_RING) || (f->subclass.integer == AST_CONTROL_RINGING)) {
-			progress->subclass = f->subclass.integer;
+			/* Don't set progress->subclass; an ANSWER can still follow */
 			notification = refer_progress_notification_alloc(progress, 180, PJSIP_EVSUB_STATE_ACTIVE);
 		} else if (f->subclass.integer == AST_CONTROL_BUSY) {
 			progress->subclass = f->subclass.integer;
@@ -246,10 +247,10 @@
 			progress->subclass = f->subclass.integer;
 			notification = refer_progress_notification_alloc(progress, 503, PJSIP_EVSUB_STATE_TERMINATED);
 		} else if (f->subclass.integer == AST_CONTROL_PROGRESS) {
-			progress->subclass = f->subclass.integer;
+			/* Don't set progress->subclass; an ANSWER can still follow */
 			notification = refer_progress_notification_alloc(progress, 183, PJSIP_EVSUB_STATE_ACTIVE);
 		} else if (f->subclass.integer == AST_CONTROL_PROCEEDING) {
-			progress->subclass = f->subclass.integer;
+			/* Don't set progress->subclass; an ANSWER can still follow */
 			notification = refer_progress_notification_alloc(progress, 100, PJSIP_EVSUB_STATE_ACTIVE);
 		} else if (f->subclass.integer == AST_CONTROL_ANSWER) {
 			progress->subclass = f->subclass.integer;

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Gerrit-Project: asterisk
Gerrit-Branch: 16
Gerrit-Change-Id: I5ce2210062f9325db762edbf6e46075079bb2cd1
Gerrit-Change-Number: 13852
Gerrit-PatchSet: 1
Gerrit-Owner: lvl <digium at lvlconsultancy.nl>
Gerrit-MessageType: newchange
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