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freeswitch
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cleanup, reduce large stack allocation, bounds checking, etc. 

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@6827 d0543943-73ff-0310-b7d9-9358b9ac24b2
This commit is contained in:
Michael Jerris 2007-12-16 03:01:50 +00:00
parent baa3d3884b
commit 85f28ac6ab
2 changed files with 30 additions and 19 deletions
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15
src/mod/event_handlers/mod_event_multicast/mod_event_multicast.c
View File

@ -30,6 +30,9 @@
*
*/
#include <switch.h>
#define MULTICAST_BUFFSIZE 65536
static char *MARKER = "1";
SWITCH_MODULE_LOAD_FUNCTION(mod_event_multicast_load);
@ -116,7 +119,9 @@ static switch_status_t load_config(void)
globals.event_list[x] = 0;
}
}
globals.event_list[type] = 1;
if (type <= SWITCH_EVENT_ALL) {
globals.event_list[type] = 1;
}
if (type == SWITCH_EVENT_CUSTOM) {
custom++;
}
@ -136,10 +141,12 @@ static switch_status_t load_config(void)
static void event_handler(switch_event_t *event)
{
char buf[65536];
char *buf;
size_t len;
uint8_t send = 0;
buf = (char *) malloc(MULTICAST_BUFFSIZE);
switch_assert(buf);
if (event->subclass && !strcmp(event->subclass->name, MULTICAST_EVENT)) {
/* ignore our own events to avoid ping pong */
@ -251,9 +258,11 @@ SWITCH_MODULE_SHUTDOWN_FUNCTION(mod_event_multicast_shutdown)
SWITCH_MODULE_RUNTIME_FUNCTION(mod_event_multicast_runtime)
{
switch_event_t *local_event;
char buf[65536] = { 0 };
char *buf;
switch_sockaddr_t *addr;
buf = (char *) malloc(MULTICAST_BUFFSIZE);
switch_assert(buf);
switch_sockaddr_info_get(&addr, NULL, SWITCH_UNSPEC, 0, 0, module_pool);
globals.running = 1;
while (globals.running == 1) {

34
src/mod/event_handlers/mod_event_socket/mod_event_socket.c
View File

@ -122,7 +122,7 @@ static void event_handler(switch_event_t *event)
switch_event_t *clone = NULL;
listener_t *l;
assert(event != NULL);
switch_assert(event != NULL);
if (!listen_list.ready) {
return;
@ -465,18 +465,18 @@ static switch_status_t read_packet(listener_t * listener, switch_event_t **event
if (switch_test_flag(listener, LFLAG_EVENTS)) {
if (switch_queue_trypop(listener->event_queue, &pop) == SWITCH_STATUS_SUCCESS) {
char hbuf[512];
switch_event_t *event = (switch_event_t *) pop;
switch_event_t *pevent = (switch_event_t *) pop;
char *etype;
do_sleep = 0;
if (listener->format == EVENT_FORMAT_PLAIN) {
etype = "plain";
switch_event_serialize(event, &listener->ebuf, SWITCH_TRUE);
switch_event_serialize(pevent, &listener->ebuf, SWITCH_TRUE);
} else {
switch_xml_t xml;
etype = "xml";
if ((xml = switch_event_xmlize(event, "%s", ""))) {
if ((xml = switch_event_xmlize(pevent, "%s", ""))) {
listener->ebuf = switch_xml_toxml(xml, SWITCH_FALSE);
switch_xml_free(xml);
} else {
@ -618,7 +618,7 @@ static switch_status_t parse_command(listener_t * listener, switch_event_t *even
if (listener->session) {
switch_channel_t *channel = switch_core_session_get_channel(listener->session);
assert(channel != NULL);
switch_assert(channel != NULL);
if (!strncasecmp(cmd, "connect", 7)) {
switch_snprintf(reply, reply_len, "+OK");
@ -785,7 +785,7 @@ static switch_status_t parse_command(listener_t * listener, switch_event_t *even
switch_core_new_memory_pool(&pool);
acs = switch_core_alloc(pool, sizeof(*acs));
assert(acs);
switch_assert(acs);
acs->pool = pool;
acs->listener = listener;
if (api_cmd) {
@ -882,7 +882,9 @@ static switch_status_t parse_command(listener_t * listener, switch_event_t *even
listener->event_list[x] = 1;
}
}
listener->event_list[type] = 1;
if (type <= SWITCH_EVENT_ALL) {
listener->event_list[type] = 1;
}
if (type == SWITCH_EVENT_CUSTOM) {
custom++;
}
@ -1004,7 +1006,7 @@ static void *SWITCH_THREAD_FUNC listener_run(switch_thread_t * thread, void *obj
prefs.threads++;
switch_mutex_unlock(listen_list.mutex);
assert(listener != NULL);
switch_assert(listener != NULL);
if ((session = listener->session)) {
channel = switch_core_session_get_channel(session);
@ -1018,14 +1020,14 @@ static void *SWITCH_THREAD_FUNC listener_run(switch_thread_t * thread, void *obj
add_listener(listener);
if (session && switch_test_flag(listener, LFLAG_AUTHED)) {
switch_event_t *event = NULL, *call_event;
switch_event_t *ievent = NULL, *call_event;
char *event_str;
switch_set_flag_locked(listener, LFLAG_SESSION);
status = read_packet(listener, &event, 25);
status = read_packet(listener, &ievent, 25);
if (status != SWITCH_STATUS_SUCCESS || !event) {
if (status != SWITCH_STATUS_SUCCESS || !ievent) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "Socket Error!\n");
switch_clear_flag_locked(listener, LFLAG_RUNNING);
goto done;
@ -1037,7 +1039,7 @@ static void *SWITCH_THREAD_FUNC listener_run(switch_thread_t * thread, void *obj
goto done;
}
if (parse_command(listener, event, reply, sizeof(reply)) != SWITCH_STATUS_SUCCESS) {
if (parse_command(listener, ievent, reply, sizeof(reply)) != SWITCH_STATUS_SUCCESS) {
switch_clear_flag_locked(listener, LFLAG_RUNNING);
goto done;
}
@ -1088,21 +1090,21 @@ static void *SWITCH_THREAD_FUNC listener_run(switch_thread_t * thread, void *obj
}
while (switch_test_flag(listener, LFLAG_RUNNING) && listen_list.ready) {
switch_event_t *event;
switch_event_t *revent;
len = sizeof(buf);
memset(buf, 0, len);
status = read_packet(listener, &event, 0);
status = read_packet(listener, &revent, 0);
if (status != SWITCH_STATUS_SUCCESS) {
break;
}
if (!event) {
if (!revent) {
continue;
}
if (parse_command(listener, event, reply, sizeof(reply)) != SWITCH_STATUS_SUCCESS) {
if (parse_command(listener, revent, reply, sizeof(reply)) != SWITCH_STATUS_SUCCESS) {
switch_clear_flag_locked(listener, LFLAG_RUNNING);
break;
}