static int mca_btl_tcp_endpoint_send_connect_ack(mca_btl_base_endpoint_t* btl_endpoint)
{
/* send process identifier to remote endpoint */
mca_btl_tcp_proc_t* btl_proc = mca_btl_tcp_proc_local();
orte_process_name_t guid = btl_proc->proc_ompi->proc_name;
ORTE_PROCESS_NAME_HTON(guid);
if(mca_btl_tcp_endpoint_send_blocking(btl_endpoint, &guid, sizeof(guid)) !=
sizeof(guid)) {
return OMPI_ERR_UNREACH;
}
return OMPI_SUCCESS;
}
int mca_btl_tcp_del_procs(struct mca_btl_base_module_t* btl,
size_t nprocs,
struct opal_proc_t **procs,
struct mca_btl_base_endpoint_t ** endpoints)
{
mca_btl_tcp_module_t* tcp_btl = (mca_btl_tcp_module_t*)btl;
size_t i;
for(i=0; i<nprocs; i++) {
mca_btl_tcp_endpoint_t* tcp_endpoint = endpoints[i];
if(tcp_endpoint->endpoint_proc != mca_btl_tcp_proc_local()) {
opal_list_remove_item(&tcp_btl->tcp_endpoints, (opal_list_item_t*)tcp_endpoint);
OBJ_RELEASE(tcp_endpoint);
}
opal_progress_event_users_decrement();
}
return OPAL_SUCCESS;
}
bool mca_btl_tcp_endpoint_accept(mca_btl_base_endpoint_t* btl_endpoint,
struct sockaddr* addr, int sd)
{
mca_btl_tcp_proc_t* this_proc = mca_btl_tcp_proc_local();
mca_btl_tcp_proc_t *endpoint_proc = btl_endpoint->endpoint_proc;
int cmpval;
OPAL_THREAD_LOCK(&btl_endpoint->endpoint_recv_lock);
OPAL_THREAD_LOCK(&btl_endpoint->endpoint_send_lock);
if(NULL == btl_endpoint->endpoint_addr) {
OPAL_THREAD_UNLOCK(&btl_endpoint->endpoint_send_lock);
OPAL_THREAD_UNLOCK(&btl_endpoint->endpoint_recv_lock);
return false;
}
cmpval = orte_util_compare_name_fields(ORTE_NS_CMP_ALL,
&endpoint_proc->proc_ompi->proc_name,
&this_proc->proc_ompi->proc_name);
if((btl_endpoint->endpoint_sd < 0) ||
(btl_endpoint->endpoint_state != MCA_BTL_TCP_CONNECTED &&
cmpval < 0)) {
mca_btl_tcp_endpoint_close(btl_endpoint);
btl_endpoint->endpoint_sd = sd;
if(mca_btl_tcp_endpoint_send_connect_ack(btl_endpoint) != OMPI_SUCCESS) {
mca_btl_tcp_endpoint_close(btl_endpoint);
OPAL_THREAD_UNLOCK(&btl_endpoint->endpoint_send_lock);
OPAL_THREAD_UNLOCK(&btl_endpoint->endpoint_recv_lock);
return false;
}
mca_btl_tcp_endpoint_event_init(btl_endpoint);
opal_event_add(&btl_endpoint->endpoint_recv_event, 0);
mca_btl_tcp_endpoint_connected(btl_endpoint);
#if OPAL_ENABLE_DEBUG && WANT_PEER_DUMP
mca_btl_tcp_endpoint_dump(btl_endpoint, "accepted");
#endif
OPAL_THREAD_UNLOCK(&btl_endpoint->endpoint_send_lock);
OPAL_THREAD_UNLOCK(&btl_endpoint->endpoint_recv_lock);
return true;
}
OPAL_THREAD_UNLOCK(&btl_endpoint->endpoint_send_lock);
OPAL_THREAD_UNLOCK(&btl_endpoint->endpoint_recv_lock);
return false;
}
