static switch_status_t handle_msg_session_event(listener_t *listener, erlang_msg *msg, int arity, ei_x_buff * buf, ei_x_buff * rbuf)
{
char atom[MAXATOMLEN];
if (arity == 1) {
ei_x_encode_tuple_header(rbuf, 2);
ei_x_encode_atom(rbuf, "error");
ei_x_encode_atom(rbuf, "badarg");
} else {
session_elem_t *session;
if ((session = find_session_elem_by_pid(listener, &msg->from))) {
int custom = 0;
switch_event_types_t type;
int i = 0;
switch_thread_rwlock_wrlock(session->event_rwlock);
for (i = 1; i < arity; i++) {
if (!ei_decode_atom(buf->buff, &buf->index, atom)) {
if (custom) {
switch_core_hash_insert(session->event_hash, atom, MARKER);
} else if (switch_name_event(atom, &type) == SWITCH_STATUS_SUCCESS) {
if (type == SWITCH_EVENT_ALL) {
uint32_t x = 0;
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "ALL events enabled for %s\n", session->uuid_str);
for (x = 0; x < SWITCH_EVENT_ALL; x++) {
session->event_list[x] = 1;
}
}
if (type <= SWITCH_EVENT_ALL) {
session->event_list[type] = 1;
}
if (type == SWITCH_EVENT_CUSTOM) {
custom++;
}
}
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "enable event %s for session %s\n", atom, session->uuid_str);
}
}
switch_thread_rwlock_unlock(session->event_rwlock);
ei_x_encode_atom(rbuf, "ok");
} else {
ei_x_encode_tuple_header(rbuf, 2);
ei_x_encode_atom(rbuf, "error");
ei_x_encode_atom(rbuf, "notlistening");
}
}
return SWITCH_STATUS_SUCCESS;
}
static switch_status_t handle_msg_session_nixevent(listener_t *listener, erlang_msg *msg, int arity, ei_x_buff * buf, ei_x_buff * rbuf)
{
char atom[MAXATOMLEN];
if (arity == 1) {
ei_x_encode_tuple_header(rbuf, 2);
ei_x_encode_atom(rbuf, "error");
ei_x_encode_atom(rbuf, "badarg");
} else {
session_elem_t *session;
if ((session = find_session_elem_by_pid(listener, &msg->from))) {
int custom = 0;
int i = 0;
switch_event_types_t type;
switch_thread_rwlock_wrlock(session->event_rwlock);
for (i = 1; i < arity; i++) {
if (!ei_decode_atom(buf->buff, &buf->index, atom)) {
if (custom) {
switch_core_hash_delete(session->event_hash, atom);
} else if (switch_name_event(atom, &type) == SWITCH_STATUS_SUCCESS) {
uint32_t x = 0;
if (type == SWITCH_EVENT_CUSTOM) {
custom++;
} else if (type == SWITCH_EVENT_ALL) {
for (x = 0; x <= SWITCH_EVENT_ALL; x++) {
session->event_list[x] = 0;
}
} else {
if (session->event_list[SWITCH_EVENT_ALL]) {
session->event_list[SWITCH_EVENT_ALL] = 0;
for (x = 0; x < SWITCH_EVENT_ALL; x++) {
session->event_list[x] = 1;
}
}
session->event_list[type] = 0;
}
}
}
}
switch_thread_rwlock_unlock(session->event_rwlock);
ei_x_encode_atom(rbuf, "ok");
} else { /* no session for this pid */
ei_x_encode_tuple_header(rbuf, 2);
ei_x_encode_atom(rbuf, "error");
ei_x_encode_atom(rbuf, "notlistening");
}
}
return SWITCH_STATUS_SUCCESS;
}
static switch_status_t handle_msg_atom(listener_t *listener, erlang_msg * msg, ei_x_buff * buf, ei_x_buff * rbuf)
{
char atom[MAXATOMLEN];
switch_status_t ret = SWITCH_STATUS_SUCCESS;
if (ei_decode_atom(buf->buff, &buf->index, atom)) {
ei_x_encode_tuple_header(rbuf, 2);
ei_x_encode_atom(rbuf, "error");
ei_x_encode_atom(rbuf, "badarg");
} else if (!strncmp(atom, "nolog", MAXATOMLEN)) {
if (switch_test_flag(listener, LFLAG_LOG)) {
void *pop;
/*purge the log queue */
while (switch_queue_trypop(listener->log_queue, &pop) == SWITCH_STATUS_SUCCESS);
switch_clear_flag_locked(listener, LFLAG_LOG);
}
ei_x_encode_atom(rbuf, "ok");
} else if (!strncmp(atom, "register_log_handler", MAXATOMLEN)) {
ei_link(listener, ei_self(listener->ec), &msg->from);
listener->log_process.type = ERLANG_PID;
memcpy(&listener->log_process.pid, &msg->from, sizeof(erlang_pid));
listener->level = SWITCH_LOG_DEBUG;
switch_set_flag(listener, LFLAG_LOG);
ei_x_encode_atom(rbuf, "ok");
} else if (!strncmp(atom, "register_event_handler", MAXATOMLEN)) {
ei_link(listener, ei_self(listener->ec), &msg->from);
listener->event_process.type = ERLANG_PID;
memcpy(&listener->event_process.pid, &msg->from, sizeof(erlang_pid));
if (!switch_test_flag(listener, LFLAG_EVENTS)) {
switch_set_flag_locked(listener, LFLAG_EVENTS);
}
ei_x_encode_atom(rbuf, "ok");
} else if (!strncmp(atom, "noevents", MAXATOMLEN)) {
void *pop;
/*purge the event queue */
while (switch_queue_trypop(listener->event_queue, &pop) == SWITCH_STATUS_SUCCESS);
if (switch_test_flag(listener, LFLAG_EVENTS)) {
uint8_t x = 0;
switch_clear_flag_locked(listener, LFLAG_EVENTS);
for (x = 0; x <= SWITCH_EVENT_ALL; x++) {
listener->event_list[x] = 0;
}
/* wipe the hash */
switch_core_hash_destroy(&listener->event_hash);
switch_core_hash_init(&listener->event_hash, listener->pool);
ei_x_encode_atom(rbuf, "ok");
} else {
ei_x_encode_tuple_header(rbuf, 2);
ei_x_encode_atom(rbuf, "error");
ei_x_encode_atom(rbuf, "notlistening");
}
} else if (!strncmp(atom, "session_noevents", MAXATOMLEN)) {
session_elem_t *session;
if ((session = find_session_elem_by_pid(listener, &msg->from))) {
void *pop;
uint8_t x = 0;
/*purge the event queue */
while (switch_queue_trypop(session->event_queue, &pop) == SWITCH_STATUS_SUCCESS);
for (x = 0; x <= SWITCH_EVENT_ALL; x++) {
session->event_list[x] = 0;
}
/* wipe the hash */
switch_core_hash_destroy(&session->event_hash);
switch_core_hash_init(&session->event_hash, session->pool);
ei_x_encode_atom(rbuf, "ok");
} else {
ei_x_encode_tuple_header(rbuf, 2);
ei_x_encode_atom(rbuf, "error");
ei_x_encode_atom(rbuf, "notlistening");
}
} else if (!strncmp(atom, "exit", MAXATOMLEN)) {
ei_x_encode_atom(rbuf, "ok");
ret = SWITCH_STATUS_TERM;
} else if (!strncmp(atom, "getpid", MAXATOMLEN)) {
ei_x_encode_tuple_header(rbuf, 2);
ei_x_encode_atom(rbuf, "ok");
ei_x_encode_pid(rbuf, ei_self(listener->ec));
} else if (!strncmp(atom, "link", MAXATOMLEN)) {
/* debugging */
ei_link(listener, ei_self(listener->ec), &msg->from);
ret = SWITCH_STATUS_FALSE;
} else {
ei_x_encode_tuple_header(rbuf, 2);
ei_x_encode_atom(rbuf, "error");
ei_x_encode_atom(rbuf, "undef");
}
return ret;
}
static switch_status_t handle_msg_session_setevent(listener_t *listener, erlang_msg *msg, int arity, ei_x_buff * buf, ei_x_buff * rbuf)
{
char atom[MAXATOMLEN];
if (arity == 1){
ei_x_encode_tuple_header(rbuf, 2);
ei_x_encode_atom(rbuf, "error");
ei_x_encode_atom(rbuf, "badarg");
} else {
session_elem_t *session;
if ((session = find_session_elem_by_pid(listener, &msg->from))) {
uint8_t event_list[SWITCH_EVENT_ALL + 1];
switch_hash_t *event_hash;
int custom = 0;
int i = 0;
switch_event_types_t type;
uint32_t x = 0;
/* clear any previous event registrations */
for (x = 0; x <= SWITCH_EVENT_ALL; x++){
event_list[x] = 0;
}
/* create new hash */
switch_core_hash_init(&event_hash, session->pool);
for (i = 1; i < arity; i++){
if (!ei_decode_atom(buf->buff, &buf->index, atom)) {
if (custom) {
switch_core_hash_insert(event_hash, atom, MARKER);
} else if (switch_name_event(atom, &type) == SWITCH_STATUS_SUCCESS) {
if (type == SWITCH_EVENT_ALL) {
ei_x_encode_tuple_header(rbuf, 1);
ei_x_encode_atom(rbuf, "error");
ei_x_encode_atom(rbuf, "badarg");
break;
}
if (type <= SWITCH_EVENT_ALL) {
event_list[type] = 1;
}
if (type == SWITCH_EVENT_CUSTOM) {
custom++;
}
}
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "enable event %s for session %s\n", atom, session->uuid_str);
}
}
/* update the event subscriptions with the new ones */
switch_thread_rwlock_wrlock(session->event_rwlock);
memcpy(session->event_list, event_list, sizeof(uint8_t) * (SWITCH_EVENT_ALL + 1));
/* wipe the old hash, and point the pointer at the new one */
switch_core_hash_destroy(&session->event_hash);
session->event_hash = event_hash;
switch_thread_rwlock_unlock(session->event_rwlock);
/* TODO - we should flush any non-matching events from the queue */
ei_x_encode_atom(rbuf, "ok");
} else { /* no session for this pid */
ei_x_encode_tuple_header(rbuf, 2);
ei_x_encode_atom(rbuf, "error");
ei_x_encode_atom(rbuf, "notlistening");
}
}
return SWITCH_STATUS_SUCCESS;
}
