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SDP: Misc cleanups (Mostly memory leaks)

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Change-Id: I74431b385da333f2c5f5a6d7c55e70b69a4f05d2
This commit is contained in:
Richard Mudgett
2017-04-14 11:52:33 -05:00
parent bad091b317
commit 176123e76c
5 changed files with 60 additions and 27 deletions
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55
main/sdp_state.c
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@@ -30,7 +30,7 @@
#include "asterisk/codec.h"
#include "asterisk/udptl.h"
#include "../include/asterisk/sdp.h"
#include "asterisk/sdp.h"
#include "asterisk/stream.h"
#include "sdp_private.h"
@@ -171,7 +171,7 @@ static struct ast_rtp_instance *create_rtp(const struct ast_sdp_options *options
return NULL;
}
ast_rtp_instance_set_prop(rtp, AST_RTP_PROPERTY_RTCP, 1);
ast_rtp_instance_set_prop(rtp, AST_RTP_PROPERTY_RTCP, AST_RTP_INSTANCE_RTCP_STANDARD);
ast_rtp_instance_set_prop(rtp, AST_RTP_PROPERTY_NAT, options->rtp_symmetric);
if (options->ice == AST_SDP_ICE_DISABLED && (ice = ast_rtp_instance_get_ice(rtp))) {
@@ -252,8 +252,7 @@ static struct sdp_state_capabilities *sdp_initialize_state_capabilities(const st
return NULL;
}
if (AST_VECTOR_INIT(&capabilities->streams,
ast_stream_topology_get_count(topology))) {
if (AST_VECTOR_INIT(&capabilities->streams, ast_stream_topology_get_count(topology))) {
sdp_state_capabilities_free(capabilities);
return NULL;
}
@@ -264,17 +263,18 @@ static struct sdp_state_capabilities *sdp_initialize_state_capabilities(const st
state_stream = ast_calloc(1, sizeof(*state_stream));
if (!state_stream) {
sdp_state_capabilities_free(capabilities);
return NULL;
}
state_stream->type = ast_stream_get_type(ast_stream_topology_get_stream(topology, i));
switch (state_stream->type) {
case AST_MEDIA_TYPE_AUDIO:
case AST_MEDIA_TYPE_VIDEO:
state_stream->instance = create_rtp(options, state_stream->type);
if (!state_stream->instance) {
sdp_state_stream_free(state_stream);
sdp_state_capabilities_free(capabilities);
return NULL;
}
break;
@@ -282,16 +282,24 @@ static struct sdp_state_capabilities *sdp_initialize_state_capabilities(const st
state_stream->udptl = create_udptl(options);
if (!state_stream->udptl) {
sdp_state_stream_free(state_stream);
sdp_state_capabilities_free(capabilities);
return NULL;
}
break;
case AST_MEDIA_TYPE_UNKNOWN:
case AST_MEDIA_TYPE_TEXT:
case AST_MEDIA_TYPE_END:
break;
ast_assert(0);
sdp_state_stream_free(state_stream);
sdp_state_capabilities_free(capabilities);
return NULL;
}
AST_VECTOR_APPEND(&capabilities->streams, state_stream);
if (AST_VECTOR_APPEND(&capabilities->streams, state_stream)) {
sdp_state_stream_free(state_stream);
sdp_state_capabilities_free(capabilities);
return NULL;
}
}
return capabilities;
@@ -632,7 +640,9 @@ static struct sdp_state_capabilities *merge_capabilities(const struct sdp_state_
goto fail;
}
AST_VECTOR_INIT(&joint_capabilities->streams, AST_VECTOR_SIZE(&current->streams));
if (AST_VECTOR_INIT(&joint_capabilities->streams, AST_VECTOR_SIZE(&current->streams))) {
goto fail;
}
ast_sockaddr_copy(&joint_capabilities->connection_address, &current->connection_address);
topology = current->topology;
@@ -654,11 +664,11 @@ static struct sdp_state_capabilities *merge_capabilities(const struct sdp_state_
new_stream_type = ast_stream_get_type(new_stream);
current_index = get_corresponding_index(topology, new_stream_type, media_indices);
if (current_index >= 0) {
current_stream = ast_stream_topology_get_stream(topology, current_index);
joint_stream = merge_streams(current_stream, new_stream);
if (!joint_stream) {
sdp_state_stream_free(joint_state_stream);
goto fail;
}
@@ -692,6 +702,7 @@ static struct sdp_state_capabilities *merge_capabilities(const struct sdp_state_
*/
joint_stream = ast_stream_clone(new_stream);
if (!joint_stream) {
sdp_state_stream_free(joint_state_stream);
goto fail;
}
@@ -700,12 +711,16 @@ static struct sdp_state_capabilities *merge_capabilities(const struct sdp_state_
case AST_MEDIA_TYPE_VIDEO:
joint_state_stream->instance = create_rtp(options, new_stream_type);
if (!joint_state_stream->instance) {
ast_stream_free(joint_stream);
sdp_state_stream_free(joint_state_stream);
goto fail;
}
break;
case AST_MEDIA_TYPE_IMAGE:
joint_state_stream->udptl = create_udptl(options);
if (!joint_state_stream->udptl) {
ast_stream_free(joint_stream);
sdp_state_stream_free(joint_state_stream);
goto fail;
}
break;
@@ -723,12 +738,20 @@ static struct sdp_state_capabilities *merge_capabilities(const struct sdp_state_
*/
joint_stream = ast_stream_alloc("dummy", new_stream_type);
if (!joint_stream) {
sdp_state_stream_free(joint_state_stream);
goto fail;
}
}
ast_stream_topology_append_stream(joint_capabilities->topology, joint_stream);
AST_VECTOR_APPEND(&joint_capabilities->streams, joint_state_stream);
if (ast_stream_topology_append_stream(joint_capabilities->topology, joint_stream) < 0) {
ast_stream_free(joint_stream);
sdp_state_stream_free(joint_state_stream);
goto fail;
}
if (AST_VECTOR_APPEND(&joint_capabilities->streams, joint_state_stream)) {
sdp_state_stream_free(joint_state_stream);
goto fail;
}
}
return joint_capabilities;
@@ -974,8 +997,7 @@ static struct ast_sdp *sdp_create_from_state(const struct ast_sdp_state *sdp_sta
* \retval -1 Failure
* \retval 0 Success
*/
static int merge_sdps(struct ast_sdp_state *sdp_state,
const struct ast_sdp *remote_sdp)
static int merge_sdps(struct ast_sdp_state *sdp_state, const struct ast_sdp *remote_sdp)
{
struct sdp_state_capabilities *joint_capabilities;
int i;
@@ -1073,7 +1095,7 @@ int ast_sdp_state_set_remote_sdp_from_impl(struct ast_sdp_state *sdp_state, void
return -1;
}
ast_sdp_state_set_remote_sdp(sdp_state, sdp);
ast_sdp_free(sdp);
return 0;
}
@@ -1254,13 +1276,13 @@ static int sdp_add_m_from_rtp_stream(struct ast_sdp *sdp, const struct ast_sdp_s
rtp_code = ast_rtp_codecs_payload_code(
ast_rtp_instance_get_codecs(rtp), 0, NULL, i);
if (rtp_code == -1) {
continue;
}
if (ast_sdp_m_add_format(m_line, options, rtp_code, 0, NULL, i)) {
continue;
ast_sdp_m_free(m_line);
return -1;
}
if (i == AST_RTP_DTMF) {
@@ -1276,6 +1298,7 @@ static int sdp_add_m_from_rtp_stream(struct ast_sdp *sdp, const struct ast_sdp_s
}
if (ast_sdp_m_get_a_count(m_line) == 0) {
ast_sdp_m_free(m_line);
return 0;
}