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make switch_channel_get_variable strdup so the pointer returned is safe and clean up the state locking 

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@12674 d0543943-73ff-0310-b7d9-9358b9ac24b2
This commit is contained in:
Anthony Minessale 2009-03-20 01:50:50 +00:00
parent e1af589def
commit a9223882fc
1 changed files with 29 additions and 26 deletions
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55
src/switch_channel.c
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@ -506,6 +506,9 @@ SWITCH_DECLARE(const char *) switch_channel_get_variable(switch_channel_t *chann
v = switch_core_get_variable(varname);
}
}
if (v) v = switch_core_session_strdup(channel->session, v);
switch_mutex_unlock(channel->profile_mutex);
return v;
@ -528,6 +531,8 @@ SWITCH_DECLARE(const char *) switch_channel_get_variable_partner(switch_channel_
}
}
if (val) val = switch_core_session_strdup(channel->session, val);
return val;
}
@ -870,9 +875,7 @@ SWITCH_DECLARE(switch_channel_state_t) switch_channel_get_state(switch_channel_t
switch_channel_state_t state;
switch_assert(channel != NULL);
switch_mutex_lock(channel->state_mutex);
state = channel->state;
switch_mutex_unlock(channel->state_mutex);
return state;
}
@ -882,9 +885,7 @@ SWITCH_DECLARE(switch_channel_state_t) switch_channel_get_running_state(switch_c
switch_channel_state_t state;
switch_assert(channel != NULL);
switch_mutex_lock(channel->state_mutex);
state = channel->running_state;
switch_mutex_unlock(channel->state_mutex);
return state;
}
@ -1201,9 +1202,8 @@ SWITCH_DECLARE(switch_channel_state_t) switch_channel_perform_set_state(switch_c
if (ok) {
switch_log_printf(SWITCH_CHANNEL_ID_LOG, file, func, line, NULL, SWITCH_LOG_DEBUG, "(%s) State Change %s -> %s\n",
channel->name, state_names[last_state], state_names[state]);
switch_mutex_lock(channel->state_mutex);
channel->state = state;
switch_mutex_unlock(channel->state_mutex);
if (state == CS_HANGUP && !channel->hangup_cause) {
channel->hangup_cause = SWITCH_CAUSE_NORMAL_CLEARING;
@ -1228,7 +1228,7 @@ SWITCH_DECLARE(switch_channel_state_t) switch_channel_perform_set_state(switch_c
SWITCH_DECLARE(void) switch_channel_event_set_basic_data(switch_channel_t *channel, switch_event_t *event)
{
switch_caller_profile_t *caller_profile, *originator_caller_profile = NULL, *originatee_caller_profile = NULL;
switch_codec_t *codec;
switch_codec_implementation_t impl = {0};
char state_num[25];
switch_mutex_lock(channel->profile_mutex);
@ -1258,14 +1258,18 @@ SWITCH_DECLARE(void) switch_channel_event_set_basic_data(switch_channel_t *chann
switch_event_add_header_string(event, SWITCH_STACK_BOTTOM, "Answer-State", "ringing");
}
if ((codec = switch_core_session_get_read_codec(channel->session)) && codec->implementation) {
switch_event_add_header_string(event, SWITCH_STACK_BOTTOM, "Channel-Read-Codec-Name", switch_str_nil(codec->implementation->iananame));
switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Channel-Read-Codec-Rate", "%u", codec->implementation->actual_samples_per_second);
switch_core_session_get_read_impl(channel->session, &impl);
if (impl.iananame) {
switch_event_add_header_string(event, SWITCH_STACK_BOTTOM, "Channel-Read-Codec-Name", impl.iananame);
switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Channel-Read-Codec-Rate", "%u", impl.actual_samples_per_second);
}
if ((codec = switch_core_session_get_write_codec(channel->session)) && codec->implementation) {
switch_event_add_header_string(event, SWITCH_STACK_BOTTOM, "Channel-Write-Codec-Name", switch_str_nil(codec->implementation->iananame));
switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Channel-Write-Codec-Rate", "%u", codec->implementation->actual_samples_per_second);
switch_core_session_get_write_impl(channel->session, &impl);
if (impl.iananame) {
switch_event_add_header_string(event, SWITCH_STACK_BOTTOM, "Channel-Write-Codec-Name", impl.iananame);
switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Channel-Write-Codec-Rate", "%u", impl.actual_samples_per_second);
}
/* Index Caller's Profile */
@ -1584,22 +1588,23 @@ SWITCH_DECLARE(switch_channel_state_t) switch_channel_perform_hangup(switch_chan
switch_assert(channel != NULL);
switch_channel_clear_flag(channel, CF_BLOCK_STATE);
switch_mutex_lock(channel->state_mutex);
if (channel->caller_profile && channel->caller_profile->times && !channel->caller_profile->times->hungup) {
switch_mutex_lock(channel->profile_mutex);
channel->caller_profile->times->hungup = switch_micro_time_now();
switch_mutex_unlock(channel->profile_mutex);
}
switch_channel_stop_broadcast(channel);
if (channel->state < CS_HANGUP) {
switch_event_t *event;
switch_channel_state_t last_state = channel->state;
if (channel->caller_profile && channel->caller_profile->times && !channel->caller_profile->times->hungup) {
switch_mutex_lock(channel->profile_mutex);
channel->caller_profile->times->hungup = switch_micro_time_now();
switch_mutex_unlock(channel->profile_mutex);
}
switch_channel_stop_broadcast(channel);
switch_mutex_lock(channel->state_mutex);
channel->state = CS_HANGUP;
switch_mutex_unlock(channel->state_mutex);
channel->hangup_cause = hangup_cause;
switch_log_printf(SWITCH_CHANNEL_ID_LOG, file, func, line, NULL, SWITCH_LOG_NOTICE, "Hangup %s [%s] [%s]\n",
channel->name, state_names[last_state], switch_channel_cause2str(channel->hangup_cause));
@ -1620,8 +1625,6 @@ SWITCH_DECLARE(switch_channel_state_t) switch_channel_perform_hangup(switch_chan
}
switch_mutex_unlock(channel->state_mutex);
return channel->state;
}