-/* $Id$ */
-
/* messaging - Function related to messaging code specific to SG */
-/* Copyright (c) 2003-2005 Martin Quinson. All rights reserved. */
+/* Copyright (c) 2005, 2006, 2007, 2008, 2009, 2010. The SimGrid Team.
+ * All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
* under the terms of the license (GNU LGPL) which comes with this package. */
#include "gras/DataDesc/datadesc_interface.h"
#include "gras/Transport/transport_interface.h" /* gras_trp_chunk_send/recv */
-#include "gras/Transport/transport_private.h" /* sock->data */
+#include "gras/Transport/transport_private.h" /* sock->data */
-XBT_LOG_EXTERNAL_CATEGORY(gras_msg);
-XBT_LOG_DEFAULT_CATEGORY(gras_msg);
+XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(gras_msg);
-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) {
+typedef void *gras_trp_bufdata_;
- m_task_t task=NULL;
- gras_trp_sg_sock_data_t *sock_data = (gras_trp_sg_sock_data_t *)sock->data;
+gras_msg_t gras_msg_recv_any(void) {
+ gras_trp_procdata_t trp_proc =
+ (gras_trp_procdata_t) gras_libdata_by_name("gras_trp");
gras_msg_t msg;
- 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;
+ /* Build a dynar of all communications I could get something from */
+ xbt_dynar_t comms = xbt_dynar_new(sizeof(smx_comm_t),NULL);
+ unsigned int cursor;
+ gras_socket_t sock;
+ gras_trp_sg_sock_data_t *sock_data;
+ xbt_dynar_foreach(trp_proc->sockets,cursor,sock) {
+ sock_data = (gras_trp_sg_sock_data_t *) sock->data;
+ if (sock_data->comm_recv) {
+ INFO2("Copy %p of size %lu",sock_data->comm_recv,sizeof(smx_comm_t));
+ xbt_dynar_push(comms,&(sock_data->comm_recv));
+ }
+ }
+ VERB1("Wait on %ld 'sockets'",xbt_dynar_length(comms));
+ /* Wait for the end of any of these communications */
+ int got = SIMIX_network_waitany(comms);
+ smx_comm_t comm;
+
+ /* retrieve the message sent in that communication */
+ xbt_dynar_get_cpy(comms,got,&(comm));
+ msg=SIMIX_communication_get_data(comm);
+ VERB1("Got something. Communication %p's over",comm);
+
+ /* Reinstall a waiting communication on that rdv */
+ /* Get the sock again */
+ xbt_dynar_foreach(trp_proc->sockets,cursor,sock) {
+ sock_data = (gras_trp_sg_sock_data_t *) sock->data;
+ if (sock_data->comm_recv && sock_data->comm_recv == comm)
+ break;
+ }
+ sock_data = (gras_trp_sg_sock_data_t *) sock->data;
+ sock_data->comm_recv = SIMIX_network_irecv(
+ sock_data->im_server?sock_data->rdv_server:sock_data->rdv_client,
+ NULL,0);
+ SIMIX_communication_destroy(comm);
+
+ return msg;
+}
+
- xbt_assert1(!gras_socket_is_meas(sock),
- "Asked to send a message on the measurement socket %p", sock);
+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)
+{
+ 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 */
+ gras_msg_t msg; /* message to send */
- msg=xbt_new0(s_gras_msg_t,1);
- msg->type=msgtype;
+ /*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"));
- msg->payl=xbt_malloc(msg->payl_size);
- whole_payload_size = gras_datadesc_copy(gras_datadesc_by_name("ex_t"),
- payload,msg->payl);
+ /* error on remote host, careful, payload is an exception */
+ msg->payl_size = gras_datadesc_size(gras_datadesc_by_name("ex_t"));
+ msg->payl = xbt_malloc(msg->payl_size);
+ whole_payload_size = gras_datadesc_memcpy(gras_datadesc_by_name("ex_t"),
+ payload, msg->payl);
} else if (kind == e_gras_msg_kind_rpcanswer) {
- msg->payl_size=gras_datadesc_size(msgtype->answer_type);
- msg->payl=xbt_malloc(msg->payl_size);
+ msg->payl_size = gras_datadesc_size(msgtype->answer_type);
+ if (msg->payl_size)
+ msg->payl = xbt_malloc(msg->payl_size);
+ else
+ msg->payl = NULL;
+
if (msgtype->answer_type)
- whole_payload_size = gras_datadesc_copy(msgtype->answer_type,
- payload, msg->payl);
+ whole_payload_size = gras_datadesc_memcpy(msgtype->answer_type,
+ payload, msg->payl);
} else {
- msg->payl_size=gras_datadesc_size(msgtype->ctn_type);
- msg->payl=msg->payl_size?xbt_malloc(msg->payl_size):NULL;
+ msg->payl_size = gras_datadesc_size(msgtype->ctn_type);
+ msg->payl = msg->payl_size ? xbt_malloc(msg->payl_size) : NULL;
if (msgtype->ctn_type)
- whole_payload_size = gras_datadesc_copy(msgtype->ctn_type,
- payload, msg->payl);
+ whole_payload_size = gras_datadesc_memcpy(msgtype->ctn_type,
+ payload, msg->payl);
}
+ gras_trp_sg_sock_data_t *sock_data = (gras_trp_sg_sock_data_t *) sock->data;
+ smx_comm_t comm;
+ SIMIX_network_send(sock_data->im_server ? sock_data->rdv_client : sock_data->rdv_client,
+ whole_payload_size,-1,-1,&msg,sizeof(void*),&comm,msg);
- msg->kind = kind;
+#ifdef KILLME
+ smx_action_t act; /* simix action */
+ gras_hostdata_t *hd;
+ gras_trp_procdata_t trp_remote_proc;
+ gras_msg_procdata_t msg_remote_proc;
- 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);
- }
-
-
- DEBUG1("Prepare to send a message to %s",
- MSG_host_get_name (sock_data->to_host));
- if (MSG_task_put(task, sock_data->to_host,sock_data->to_chan) != MSG_OK)
- THROW0(system_error,0,"Problem during the MSG_task_put");
-
- 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.
- */
-void
-gras_msg_recv(gras_socket_t sock,
- gras_msg_t msg) {
+ sock_data = (gras_trp_sg_sock_data_t *) sock->data;
- m_task_t task=NULL;
- gras_msg_t msg_got;
- gras_trp_procdata_t pd=(gras_trp_procdata_t)gras_libdata_by_name("gras_trp");
+ 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);
+
+
+ /* put the selectable socket on the queue */
+ trp_remote_proc = (gras_trp_procdata_t)
+ gras_libdata_by_name_from_remote("gras_trp", sock_data->to_process);
- xbt_assert1(!gras_socket_is_meas(sock),
- "Asked to receive a message on the measurement socket %p", sock);
+ xbt_queue_push(trp_remote_proc->msg_selectable_sockets, &sock);
- xbt_assert0(msg,"msg is an out parameter of gras_msg_recv...");
+ /* 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);
+ /* wait for the receiver */
+ SIMIX_cond_wait(sock_data->cond, sock_data->mutex);
- if (MSG_task_get(&task, pd->chan) != MSG_OK)
- THROW0(system_error,0,"Error in MSG_task_get()");
+ /* 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);
- msg_got=MSG_task_get_data(task);
+ 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);
+ SIMIX_unregister_action_to_condition(act, sock_data->cond);
+ /* error treatmeant (FIXME) */
- msg_got->expe= msg->expe;
- memcpy(msg,msg_got,sizeof(s_gras_msg_t));
+ /* cleanup structures */
+ SIMIX_action_destroy(act);
+ SIMIX_mutex_unlock(sock_data->mutex);
+#endif
+ VERB0("Message sent");
- free(msg_got);
- if (MSG_task_destroy(task) != MSG_OK)
- THROW0(system_error,0,"Error in MSG_task_destroy()");
+}
+
+#ifdef KILLMETOO
+/*
+ * receive the next message on the given socket.
+ */
+void gras_msg_recv(gras_socket_t sock, gras_msg_t msg)
+{
- VERB3("Received a message type '%s' kind '%s' ID %lu",// from %s",
- msg->type->name,
- e_gras_msg_kind_names[msg->kind],
- msg->ID);
+ gras_trp_sg_sock_data_t *sock_data =
+ (gras_trp_sg_sock_data_t *) sock->data;
+ gras_msg_t msg_got;
+ size_t size_got = sizeof(void*);
+
+ xbt_assert1(!gras_socket_is_meas(sock),
+ "Asked to receive a message on the measurement socket %p",
+ sock);
+
+ SIMIX_network_recv(sock_data->rdv,-1,&msg_got,&size_got,NULL);
+#ifdef KILLME
+ gras_trp_sg_sock_data_t *remote_sock_data;
+ gras_hostdata_t *remote_hd;
+ gras_msg_procdata_t msg_procdata =
+ (gras_msg_procdata_t) gras_libdata_by_name("gras_msg");
+
+ 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 (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);
+
+ 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;
+ memcpy(msg, msg_got, sizeof(s_gras_msg_t));
+ xbt_free(msg_got);
+ SIMIX_mutex_unlock(remote_sock_data->mutex);
+#endif
+ VERB3("Received a message type '%s' kind '%s' ID %lu", // from %s",
+ msg->type->name, e_gras_msg_kind_names[msg->kind], msg->ID);
}
+#endif