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bridge_native_rtp.c: Fixup native_rtp_framehook()

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* Fix framehook to test frame type for control frame.
* Made framehook exit early if frame type is not a control frame.
* Eliminated RAII_VAR in framehook.
* Use switch instead of else-if ladder for control frame handling.

Change-Id: Ia555fc3600bd85470e3c0141147dbe3ad07c1d18
This commit is contained in:
Richard Mudgett
2017-08-29 14:22:15 -05:00
parent c4a006613c
commit 4650fc477a
1 changed files with 13 additions and 5 deletions
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18
bridges/bridge_native_rtp.c
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@@ -539,10 +539,12 @@ static void native_rtp_bridge_stop(struct ast_bridge *bridge, struct ast_channel
static struct ast_frame *native_rtp_framehook(struct ast_channel *chan,
struct ast_frame *f, enum ast_framehook_event event, void *data)
{
RAII_VAR(struct ast_bridge *, bridge, NULL, ao2_cleanup);
struct ast_bridge *bridge;
struct native_rtp_framehook_data *native_data = data;
if (!f || (event != AST_FRAMEHOOK_EVENT_WRITE)) {
if (!f
|| f->frametype != AST_FRAME_CONTROL
|| event != AST_FRAMEHOOK_EVENT_WRITE) {
return f;
}
@@ -561,14 +563,20 @@ static struct ast_frame *native_rtp_framehook(struct ast_channel *chan,
ast_channel_unlock(chan);
ast_bridge_lock(bridge);
if (!native_data->detached) {
if (f->subclass.integer == AST_CONTROL_HOLD) {
switch (f->subclass.integer) {
case AST_CONTROL_HOLD:
native_rtp_bridge_stop(bridge, chan);
} else if ((f->subclass.integer == AST_CONTROL_UNHOLD) ||
(f->subclass.integer == AST_CONTROL_UPDATE_RTP_PEER)) {
break;
case AST_CONTROL_UNHOLD:
case AST_CONTROL_UPDATE_RTP_PEER:
native_rtp_bridge_start(bridge, chan);
break;
default:
break;
}
}
ast_bridge_unlock(bridge);
ao2_ref(bridge, -1);
ast_channel_lock(chan);
}