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Integrate Bruno's work on SIMIX onto main stream. Tests are broken, but it looks...
[simgrid.git] / src / gras / Msg / sg_msg.c
index 67b2d8b..afd8d34 100644 (file)
 XBT_LOG_EXTERNAL_CATEGORY(gras_msg);
 XBT_LOG_DEFAULT_CATEGORY(gras_msg);
 
+typedef void* gras_trp_bufdata_;
+
 void gras_msg_send_ext(gras_socket_t   sock,
                     e_gras_msg_kind_t kind,
                       unsigned long int ID,
                       gras_msgtype_t  msgtype,
                       void           *payload) {
 
-  m_task_t task=NULL;
-  gras_trp_sg_sock_data_t *sock_data = (gras_trp_sg_sock_data_t *)sock->data;
-  gras_msg_t msg;
+       smx_action_t act; /* simix action */
+       gras_trp_sg_sock_data_t *sock_data; 
+       gras_hostdata_t *hd;
+       gras_trp_procdata_t trp_remote_proc;
+       gras_msg_procdata_t msg_remote_proc;
+       gras_msg_t msg; /* message to send */
   int whole_payload_size=0; /* msg->payload_size is used to memcpy the payload. 
                                This is used to report the load onto the simulator. It also counts the size of pointed stuff */
-  char *name;
+
+       sock_data = (gras_trp_sg_sock_data_t *)sock->data;
+
+       hd = (gras_hostdata_t *)SIMIX_host_get_data(SIMIX_host_self());
 
   xbt_assert1(!gras_socket_is_meas(sock), 
              "Asked to send a message on the measurement socket %p", sock);
-
-  msg=xbt_new0(s_gras_msg_t,1);
-  msg->type=msgtype;
-  msg->ID = ID;
-   
+       
+       /* got the mutex my port */
+       DEBUG1("Sock port %d",sock->port);
+       SIMIX_mutex_lock(sock_data->mutex);
+
+       /*initialize gras message */
+       msg = xbt_new(s_gras_msg_t,1);
+       msg->expe = sock;
+       msg->kind = kind;
+       msg->type = msgtype;
+       msg->ID = ID;
   if (kind == e_gras_msg_kind_rpcerror) {
      /* error on remote host, carfull, payload is an exception */
     msg->payl_size=gras_datadesc_size(gras_datadesc_by_name("ex_t"));
@@ -59,33 +73,37 @@ void gras_msg_send_ext(gras_socket_t   sock,
       whole_payload_size = gras_datadesc_copy(msgtype->ctn_type,
                                              payload, msg->payl);
   }
+       /* put message on msg_queue */
+       msg_remote_proc = (gras_msg_procdata_t)gras_libdata_by_name_from_remote("gras_msg",sock_data->to_process);
+       xbt_fifo_push(msg_remote_proc->msg_to_receive_queue,msg);
+       
+       /* wake-up the receiver */
+       trp_remote_proc = (gras_trp_procdata_t)gras_libdata_by_name_from_remote("gras_trp",sock_data->to_process);
+       xbt_fifo_push(trp_remote_proc->active_socket,sock);
 
-  msg->kind = kind;
+       SIMIX_cond_signal(trp_remote_proc->cond);
 
-  if (XBT_LOG_ISENABLED(gras_msg,xbt_log_priority_verbose)) {
-     asprintf(&name,"type:'%s';kind:'%s';ID %lu from %s:%d to %s:%d",
-             msg->type->name, e_gras_msg_kind_names[msg->kind], msg->ID,
-             gras_os_myname(),gras_os_myport(),
-             gras_socket_peer_name(sock), gras_socket_peer_port(sock));
-     task=MSG_task_create(name,0,
-                         ((double)whole_payload_size),msg);
-     free(name);
-  } else {
-     task=MSG_task_create(msg->type->name,0,
-                         ((double)whole_payload_size),msg);
-  }
-   
+       /* wait for the receiver */
+       SIMIX_cond_wait(sock_data->cond, sock_data->mutex);
 
-  DEBUG1("Prepare to send a message to %s",
-        MSG_host_get_name (sock_data->to_host));
-  if (MSG_task_put_with_timeout(task, sock_data->to_host,sock_data->to_chan,60.0) != MSG_OK) 
-    THROW0(system_error,0,"Problem during the MSG_task_put with timeout 60");
+       /* creates simix action and waits its ends, waits in the sender host condition*/
+       act = SIMIX_action_communicate(SIMIX_host_self(), sock_data->to_host,msgtype->name, (double)whole_payload_size, -1);
+       SIMIX_register_action_to_condition(act,sock_data->cond);
+       SIMIX_register_condition_to_action(act,sock_data->cond);
+
+  VERB5("Sending to %s(%s) a message type '%s' kind '%s' ID %lu",
+       SIMIX_host_get_name(sock_data->to_host),SIMIX_process_get_name(sock_data->to_process),
+       msg->type->name,e_gras_msg_kind_names[msg->kind],       msg->ID);
+       
+       SIMIX_cond_wait(sock_data->cond, sock_data->mutex);
+       /* error treatmeant */
+
+       /* cleanup structures */
+       SIMIX_action_destroy(act);
+       SIMIX_mutex_unlock(sock_data->mutex);
+
+       VERB0("Message sent");
 
-  VERB5("Sent to %s(%d) a message type '%s' kind '%s' ID %lu",
-       MSG_host_get_name(sock_data->to_host),sock_data->to_PID,
-       msg->type->name,
-       e_gras_msg_kind_names[msg->kind],
-       msg->ID);
 }
 /*
  * receive the next message on the given socket.  
@@ -94,30 +112,41 @@ void
 gras_msg_recv(gras_socket_t    sock,
              gras_msg_t       msg) {
 
-  m_task_t task=NULL;
+       gras_trp_sg_sock_data_t *sock_data; 
+       gras_trp_sg_sock_data_t *remote_sock_data; 
+       gras_hostdata_t *remote_hd;
   gras_msg_t msg_got;
-  gras_trp_procdata_t pd=(gras_trp_procdata_t)gras_libdata_by_name("gras_trp");
+       gras_msg_procdata_t msg_procdata = (gras_msg_procdata_t)gras_libdata_by_name("gras_msg");
 
   xbt_assert1(!gras_socket_is_meas(sock), 
              "Asked to receive a message on the measurement socket %p", sock);
 
   xbt_assert0(msg,"msg is an out parameter of gras_msg_recv...");
 
+       sock_data = (gras_trp_sg_sock_data_t *)sock->data;
+       remote_sock_data = ((gras_trp_sg_sock_data_t *)sock->data)->to_socket->data;
+       DEBUG3("Remote host %s, Remote Port: %d Local port %d", SIMIX_host_get_name(sock_data->to_host), sock->peer_port, sock->port);
+       remote_hd = (gras_hostdata_t *)SIMIX_host_get_data(sock_data->to_host);
 
-  if (MSG_task_get(&task, pd->chan) != MSG_OK)
-    THROW0(system_error,0,"Error in MSG_task_get()");
+       if (xbt_fifo_size(msg_procdata->msg_to_receive_queue) == 0 ) {
+               THROW_IMPOSSIBLE;
+       }
+       DEBUG1("Size msg_to_receive buffer: %d", xbt_fifo_size(msg_procdata->msg_to_receive_queue));
+  msg_got = xbt_fifo_shift(msg_procdata->msg_to_receive_queue);
 
-  msg_got=MSG_task_get_data(task);
+       SIMIX_mutex_lock(remote_sock_data->mutex);
+/* ok, I'm here, you can continuate the communication */
+       SIMIX_cond_signal(remote_sock_data->cond);
 
+/* wait for communication end */
+       SIMIX_cond_wait(remote_sock_data->cond,remote_sock_data->mutex);
 
-  msg_got->expe= msg->expe;
+       msg_got->expe= msg->expe;
   memcpy(msg,msg_got,sizeof(s_gras_msg_t));
+       xbt_free(msg_got);
+       SIMIX_mutex_unlock(remote_sock_data->mutex);
 
-  free(msg_got);
-  if (MSG_task_destroy(task) != MSG_OK)
-    THROW0(system_error,0,"Error in MSG_task_destroy()");
-
-  VERB3("Received a message type '%s' kind '%s' ID %lu",// from %s",
+       VERB3("Received a message type '%s' kind '%s' ID %lu",// from %s",
        msg->type->name,
        e_gras_msg_kind_names[msg->kind],
        msg->ID);