3 /* messaging - Function related to messaging code specific to SG */
5 /* Copyright (c) 2003-2005 Martin Quinson. All rights reserved. */
7 /* This program is free software; you can redistribute it and/or modify it
8 * under the terms of the license (GNU LGPL) which comes with this package. */
12 #include "gras/Virtu/virtu_sg.h"
14 #include "gras/Msg/msg_private.h"
16 #include "gras/DataDesc/datadesc_interface.h"
17 #include "gras/Transport/transport_interface.h" /* gras_trp_chunk_send/recv */
18 #include "gras/Transport/transport_private.h" /* sock->data */
20 XBT_LOG_EXTERNAL_CATEGORY(gras_msg);
21 XBT_LOG_DEFAULT_CATEGORY(gras_msg);
23 void gras_msg_send_ext(gras_socket_t sock,
24 e_gras_msg_kind_t kind,
26 gras_msgtype_t msgtype,
30 gras_trp_sg_sock_data_t *sock_data = (gras_trp_sg_sock_data_t *)sock->data;
32 int whole_payload_size=0; /* msg->payload_size is used to memcpy the payload.
33 This is used to report the load onto the simulator. It also counts the size of pointed stuff */
36 xbt_assert1(!gras_socket_is_meas(sock),
37 "Asked to send a message on the measurement socket %p", sock);
39 msg=xbt_new0(s_gras_msg_t,1);
43 if (kind == e_gras_msg_kind_rpcerror) {
44 /* error on remote host, carfull, payload is an exception */
45 msg->payl_size=gras_datadesc_size(gras_datadesc_by_name("ex_t"));
46 msg->payl=xbt_malloc(msg->payl_size);
47 whole_payload_size = gras_datadesc_copy(gras_datadesc_by_name("ex_t"),
49 } else if (kind == e_gras_msg_kind_rpcanswer) {
50 msg->payl_size=gras_datadesc_size(msgtype->answer_type);
51 msg->payl=xbt_malloc(msg->payl_size);
52 if (msgtype->answer_type)
53 whole_payload_size = gras_datadesc_copy(msgtype->answer_type,
56 msg->payl_size=gras_datadesc_size(msgtype->ctn_type);
57 msg->payl=msg->payl_size?xbt_malloc(msg->payl_size):NULL;
58 if (msgtype->ctn_type)
59 whole_payload_size = gras_datadesc_copy(msgtype->ctn_type,
65 if (XBT_LOG_ISENABLED(gras_msg,xbt_log_priority_verbose)) {
66 asprintf(&name,"type:'%s';kind:'%s';ID %lu from %s:%d to %s:%d",
67 msg->type->name, e_gras_msg_kind_names[msg->kind], msg->ID,
68 gras_os_myname(),gras_os_myport(),
69 gras_socket_peer_name(sock), gras_socket_peer_port(sock));
70 task=MSG_task_create(name,0,
71 ((double)whole_payload_size),msg);
74 task=MSG_task_create(msg->type->name,0,
75 ((double)whole_payload_size),msg);
79 DEBUG1("Prepare to send a message to %s",
80 MSG_host_get_name (sock_data->to_host));
81 if (MSG_task_put_with_timeout(task, sock_data->to_host,sock_data->to_chan,60.0) != MSG_OK)
82 THROW0(system_error,0,"Problem during the MSG_task_put with timeout 60");
84 VERB5("Sent to %s(%d) a message type '%s' kind '%s' ID %lu",
85 MSG_host_get_name(sock_data->to_host),sock_data->to_PID,
87 e_gras_msg_kind_names[msg->kind],
91 * receive the next message on the given socket.
94 gras_msg_recv(gras_socket_t sock,
99 gras_trp_procdata_t pd=(gras_trp_procdata_t)gras_libdata_by_name("gras_trp");
101 xbt_assert1(!gras_socket_is_meas(sock),
102 "Asked to receive a message on the measurement socket %p", sock);
104 xbt_assert0(msg,"msg is an out parameter of gras_msg_recv...");
107 if (MSG_task_get(&task, pd->chan) != MSG_OK)
108 THROW0(system_error,0,"Error in MSG_task_get()");
110 msg_got=MSG_task_get_data(task);
113 msg_got->expe= msg->expe;
114 memcpy(msg,msg_got,sizeof(s_gras_msg_t));
117 if (MSG_task_destroy(task) != MSG_OK)
118 THROW0(system_error,0,"Error in MSG_task_destroy()");
120 VERB3("Received a message type '%s' kind '%s' ID %lu",// from %s",
122 e_gras_msg_kind_names[msg->kind],