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recursion protection

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git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@5040 d0543943-73ff-0310-b7d9-9358b9ac24b2
This commit is contained in:
Anthony Minessale
2007-04-29 03:42:38 +00:00
parent 5a8bb14259
commit c4eb29aa8f
3 changed files with 25 additions and 7 deletions
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src/switch_core_session.c
+23 -7
View File
@@ -921,13 +921,21 @@ SWITCH_DECLARE(switch_status_t) switch_core_session_execute_exten(switch_core_se
switch_caller_extension_t *extension = NULL;
const switch_application_interface_t *application_interface;
switch_event_t *event;
switch_status_t status = SWITCH_STATUS_SUCCESS;
channel = switch_core_session_get_channel(session);
if (!(profile = switch_channel_get_caller_profile(channel))) {
return SWITCH_STATUS_SUCCESS;
return SWITCH_STATUS_FALSE;
}
if (session->stack_count > SWITCH_MAX_STACKS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Error %s too many stacked extensions\n", switch_channel_get_name(session->channel));
return SWITCH_STATUS_FALSE;
}
session->stack_count++;
new_profile = switch_caller_profile_clone(session, profile);
new_profile->destination_number = switch_core_session_strdup(session, exten);
@@ -965,7 +973,8 @@ SWITCH_DECLARE(switch_status_t) switch_core_session_execute_exten(switch_core_se
}
if (!extension) {
return SWITCH_STATUS_FALSE;
status = SWITCH_STATUS_FALSE;
goto done;
}
new_profile->caller_extension = extension;
@@ -983,18 +992,21 @@ SWITCH_DECLARE(switch_status_t) switch_core_session_execute_exten(switch_core_se
extension->current_application->application_name, switch_str_nil(extension->current_application->application_data));
if ((application_interface = switch_loadable_module_get_application_interface(extension->current_application->application_name)) == 0) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Invalid Application %s\n", extension->current_application->application_name);
return SWITCH_STATUS_FALSE;
status = SWITCH_STATUS_FALSE;
goto done;
}
if (switch_channel_test_flag(session->channel, CF_NOMEDIA) && !switch_test_flag(application_interface, SAF_SUPPORT_NOMEDIA)) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Application %s Cannot be used with NO_MEDIA mode!\n",
extension->current_application->application_name);
return SWITCH_STATUS_FALSE;
status = SWITCH_STATUS_FALSE;
goto done;
}
if (!application_interface->application_function) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "No Function for %s\n", extension->current_application->application_name);
return SWITCH_STATUS_FALSE;
status = SWITCH_STATUS_FALSE;
goto done;
}
if ((expanded =
@@ -1030,7 +1042,11 @@ SWITCH_DECLARE(switch_status_t) switch_core_session_execute_exten(switch_core_se
extension->current_application = extension->current_application->next;
}
return SWITCH_STATUS_SUCCESS;
done:
session->stack_count--;
return status;
}