void *s6a_thread(void *args)
{
itti_mark_task_ready(TASK_S6A);
while(1) {
MessageDef *received_message_p = NULL;
/* Trying to fetch a message from the message queue.
* If the queue is empty, this function will block till a
* message is sent to the task.
*/
itti_receive_msg(TASK_S6A, &received_message_p);
DevAssert(received_message_p != NULL);
switch (ITTI_MSG_ID(received_message_p))
{
case S6A_UPDATE_LOCATION_REQ: {
s6a_generate_update_location(&received_message_p->ittiMsg.s6a_update_location_req);
} break;
case S6A_AUTH_INFO_REQ: {
s6a_generate_authentication_info_req(&received_message_p->ittiMsg.s6a_auth_info_req);
} break;
case TERMINATE_MESSAGE: {
itti_exit_task();
} break;
default: {
S6A_DEBUG("Unkwnon message ID %d:%s\n",
ITTI_MSG_ID(received_message_p), ITTI_MSG_NAME(received_message_p));
} break;
}
itti_free(ITTI_MSG_ORIGIN_ID(received_message_p), received_message_p);
received_message_p = NULL;
}
return NULL;
}
static void
fd_gnutls_debug (
int level,
const char *str)
{
S6A_DEBUG ("[GTLS] %s", str);
}
int s6a_init(const mme_config_t *mme_config_p)
{
int ret;
S6A_DEBUG("Initializing S6a interface\n");
memset(&s6a_fd_cnf, 0, sizeof(s6a_fd_cnf_t));
/*if (strcmp(fd_core_version(), FREE_DIAMETER_MINIMUM_VERSION) != 0) {
S6A_ERROR("Freediameter version %s found, expecting %s\n", fd_core_version(),
FREE_DIAMETER_MINIMUM_VERSION);
return -1;
} else {
S6A_DEBUG("Freediameter version %s\n", fd_core_version());
}*/
/* Initializing freeDiameter core */
S6A_DEBUG("Initializing freeDiameter core...\n");
ret = fd_core_initialize();
if (ret != 0) {
S6A_ERROR("An error occurred during freeDiameter core library initialization: %d\n",ret);
return ret;
} else {
S6A_DEBUG("Initializing freeDiameter core done\n");
}
S6A_DEBUG("Default ext path: %s\n", DEFAULT_EXTENSIONS_PATH);
ret = fd_core_parseconf(mme_config_p->s6a_config.conf_file);
if (ret != 0) {
S6A_ERROR("An error occurred during fd_core_parseconf file :%s.\n", mme_config_p->s6a_config.conf_file);
return ret;
}
/* Set gnutls debug level ? */
if (gnutls_debug) {
gnutls_global_set_log_function((gnutls_log_func)fd_gnutls_debug);
gnutls_global_set_log_level (gnutls_debug);
S6A_DEBUG("Enabled GNUTLS debug at level %d", gnutls_debug);
}
/* Starting freeDiameter core */
ret = fd_core_start();
if (ret != 0) {
S6A_ERROR("An error occurred during freeDiameter core library start\n");
return ret;
}
ret = fd_core_waitstartcomplete();
if (ret != 0) {
S6A_ERROR("An error occurred during fd_core_waitstartcomplete.\n");
return ret;
}
ret = s6a_fd_init_dict_objs();
if (ret != 0) {
S6A_ERROR("An error occurred during s6a_fd_init_dict_objs.\n");
return ret;
}
/* Trying to connect to peers */
CHECK_FCT(s6a_fd_new_peer());
if (itti_create_task(TASK_S6A, &s6a_thread, NULL) < 0) {
S6A_ERROR("s6a create task\n");
return -1;
}
S6A_DEBUG("Initializing S6a interface: DONE\n");
return 0;
}
