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bridge_native_rtp: Remove some unnecessary NULL checks on c1.

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@396512 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Richard Mudgett
2013-08-09 21:50:08 +00:00
parent e744fa5f5b
commit 20bf856ba4
1 changed files with 17 additions and 12 deletions
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29
bridges/bridge_native_rtp.c
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@@ -57,21 +57,21 @@ static enum ast_rtp_glue_result native_rtp_bridge_get(struct ast_channel *c0, st
struct ast_rtp_glue **glue1, struct ast_rtp_instance **instance0, struct ast_rtp_instance **instance1,
struct ast_rtp_instance **vinstance0, struct ast_rtp_instance **vinstance1)
{
enum ast_rtp_glue_result audio_glue0_res = AST_RTP_GLUE_RESULT_FORBID, video_glue0_res = AST_RTP_GLUE_RESULT_FORBID;
enum ast_rtp_glue_result audio_glue1_res = AST_RTP_GLUE_RESULT_FORBID, video_glue1_res = AST_RTP_GLUE_RESULT_FORBID;
enum ast_rtp_glue_result audio_glue0_res;
enum ast_rtp_glue_result video_glue0_res;
enum ast_rtp_glue_result audio_glue1_res;
enum ast_rtp_glue_result video_glue1_res;
if (!(*glue0 = ast_rtp_instance_get_glue(ast_channel_tech(c0)->type)) ||
(c1 && !(*glue1 = ast_rtp_instance_get_glue(ast_channel_tech(c1)->type)))) {
!(*glue1 = ast_rtp_instance_get_glue(ast_channel_tech(c1)->type))) {
return AST_RTP_GLUE_RESULT_FORBID;
}
audio_glue0_res = (*glue0)->get_rtp_info(c0, instance0);
video_glue0_res = (*glue0)->get_vrtp_info ? (*glue0)->get_vrtp_info(c0, vinstance0) : AST_RTP_GLUE_RESULT_FORBID;
if (c1) {
audio_glue1_res = (*glue1)->get_rtp_info(c1, instance1);
video_glue1_res = (*glue1)->get_vrtp_info ? (*glue1)->get_vrtp_info(c1, vinstance1) : AST_RTP_GLUE_RESULT_FORBID;
}
audio_glue1_res = (*glue1)->get_rtp_info(c1, instance1);
video_glue1_res = (*glue1)->get_vrtp_info ? (*glue1)->get_vrtp_info(c1, vinstance1) : AST_RTP_GLUE_RESULT_FORBID;
/* Apply any limitations on direct media bridging that may be present */
if (audio_glue0_res == audio_glue1_res && audio_glue1_res == AST_RTP_GLUE_RESULT_REMOTE) {
@@ -82,7 +82,7 @@ static enum ast_rtp_glue_result native_rtp_bridge_get(struct ast_channel *c0, st
audio_glue0_res = audio_glue1_res = AST_RTP_GLUE_RESULT_LOCAL;
}
}
if (c1 && video_glue0_res == video_glue1_res && video_glue1_res == AST_RTP_GLUE_RESULT_REMOTE) {
if (video_glue0_res == video_glue1_res && video_glue1_res == AST_RTP_GLUE_RESULT_REMOTE) {
if ((*glue0)->allow_vrtp_remote && !((*glue0)->allow_vrtp_remote(c0, *instance1))) {
/* if the allow_vrtp_remote indicates that remote isn't allowed, revert to local bridge */
video_glue0_res = video_glue1_res = AST_RTP_GLUE_RESULT_LOCAL;
@@ -92,15 +92,20 @@ static enum ast_rtp_glue_result native_rtp_bridge_get(struct ast_channel *c0, st
}
/* If we are carrying video, and both sides are not going to remotely bridge... fail the native bridge */
if (video_glue0_res != AST_RTP_GLUE_RESULT_FORBID && (audio_glue0_res != AST_RTP_GLUE_RESULT_REMOTE || video_glue0_res != AST_RTP_GLUE_RESULT_REMOTE)) {
if (video_glue0_res != AST_RTP_GLUE_RESULT_FORBID
&& (audio_glue0_res != AST_RTP_GLUE_RESULT_REMOTE
|| video_glue0_res != AST_RTP_GLUE_RESULT_REMOTE)) {
audio_glue0_res = AST_RTP_GLUE_RESULT_FORBID;
}
if (c1 && video_glue1_res != AST_RTP_GLUE_RESULT_FORBID && (audio_glue1_res != AST_RTP_GLUE_RESULT_REMOTE || video_glue1_res != AST_RTP_GLUE_RESULT_REMOTE)) {
if (video_glue1_res != AST_RTP_GLUE_RESULT_FORBID
&& (audio_glue1_res != AST_RTP_GLUE_RESULT_REMOTE
|| video_glue1_res != AST_RTP_GLUE_RESULT_REMOTE)) {
audio_glue1_res = AST_RTP_GLUE_RESULT_FORBID;
}
/* If any sort of bridge is forbidden just completely bail out and go back to generic bridging */
if (audio_glue0_res == AST_RTP_GLUE_RESULT_FORBID || (c1 && audio_glue1_res == AST_RTP_GLUE_RESULT_FORBID)) {
if (audio_glue0_res == AST_RTP_GLUE_RESULT_FORBID
|| audio_glue1_res == AST_RTP_GLUE_RESULT_FORBID) {
return AST_RTP_GLUE_RESULT_FORBID;
}
@@ -172,7 +177,7 @@ static void native_rtp_bridge_stop(struct ast_bridge *bridge)
return;
}
native_type = native_rtp_bridge_get(c0->chan, c1 ? c1->chan : NULL, &glue0, &glue1, &instance0, &instance1, &vinstance0, &vinstance1);
native_type = native_rtp_bridge_get(c0->chan, c1->chan, &glue0, &glue1, &instance0, &instance1, &vinstance0, &vinstance1);
switch (native_type) {
case AST_RTP_GLUE_RESULT_LOCAL: