/* stoken - simple/static token ring */
-/* Copyright (c) 2005 Alexandre Colucci. */
-/* Copyright (c) 2005 Martin Quinson. */
-/* All rights reserved. */
+/* Copyright (c) 2006, 2007, 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. */
/* Global private data */
typedef struct {
- gras_socket_t sock; /* server socket on which I hear */
+ xbt_socket_t sock; /* server socket on which I hear */
int remaining_loop; /* number of loops to do until done */
int create; /* whether I have to create the token */
- gras_socket_t tosuccessor; /* how to connect to the successor on ring */
+ xbt_socket_t tosuccessor; /* how to connect to the successor on ring */
double start_time; /* to measure the elapsed time. Only used by the
node that creates the token */
} node_data_t;
/* Callback function */
static int node_cb_stoken_handler(gras_msg_cb_ctx_t ctx, void *payload)
{
-
- xbt_ex_t e;
-
/* 1. Get the payload into the msg variable, and retrieve my caller */
int msg = *(int *) payload;
- gras_socket_t expeditor = gras_msg_cb_ctx_from(ctx);
+ xbt_socket_t expeditor = gras_msg_cb_ctx_from(ctx);
/* 2. Retrieve the node's state (globals) */
supersteps = 1;
}
if (globals->create && (!(globals->remaining_loop % supersteps))) {
- INFO1("Begin a new loop. Still to do: %d", globals->remaining_loop);
+ XBT_INFO("Begin a new loop. Still to do: %d", globals->remaining_loop);
} else if (!(globals->remaining_loop % supersteps)) {
- VERB3("Got token(%d) from %s remaining_loop=%d",
- msg, gras_socket_peer_name(expeditor), globals->remaining_loop);
+ XBT_VERB("Got token(%d) from %s remaining_loop=%d",
+ msg, xbt_socket_peer_name(expeditor), globals->remaining_loop);
}
/* 4. If the right shouldn't be stopped yet */
if (globals->remaining_loop > 0) {
msg += 1;
- DEBUG3("Send token(%d) to %s:%d", msg,
- gras_socket_peer_name(globals->tosuccessor),
- gras_socket_peer_port(globals->tosuccessor));
+ XBT_DEBUG("Send token(%d) to %s:%d", msg,
+ xbt_socket_peer_name(globals->tosuccessor),
+ xbt_socket_peer_port(globals->tosuccessor));
/* 5. Send the token as payload of a stoken message to the successor */
TRY {
/* 6. Deal with errors */
}
- CATCH(e) {
+ CATCH_ANONYMOUS {
gras_socket_close(globals->sock);
- RETHROW0("Unable to forward token: %s");
+ RETHROWF("Unable to forward token: %s");
}
}
/* 8. Repport the hop number to the user at the end */
if (globals->remaining_loop == -1 && globals->create) {
double elapsed = gras_os_time() - globals->start_time;
- INFO1("Shut down the token-ring. There was %d hops.", msg);
- VERB1("Elapsed time: %g", elapsed);
+ XBT_INFO("Shut down the token-ring. There was %d hops.", msg);
+ XBT_VERB("Elapsed time: %g", elapsed);
}
/* 9. Tell GRAS that we consummed this message */
int myport;
int peerport;
- xbt_ex_t e;
-
/* 1. Init the GRAS infrastructure and declare my globals */
gras_init(&argc, argv);
globals = gras_userdata_new(node_data_t);
globals->tosuccessor = NULL;
if (!gras_os_getpid() % 100 || gras_if_RL())
- INFO3("Launch node listening on %d (successor on %s:%d)",
+ XBT_INFO("Launch node listening on %d (successor on %s:%d)",
myport, host, peerport);
/* 4. Register the known messages. */
- gras_msgtype_declare("stoken", gras_datadesc_by_name("int"));
+ gras_msgtype_declare("stoken", xbt_datadesc_by_name("int"));
/* 5. Create my master socket for listening */
globals->sock = gras_socket_server(myport);
gras_os_sleep(1.0); /* Make sure all server sockets are created */
/* 6. Create socket to the successor on the ring */
- DEBUG2("Connect to my successor on %s:%d", host, peerport);
+ XBT_DEBUG("Connect to my successor on %s:%d", host, peerport);
globals->tosuccessor = gras_socket_client(host, peerport);
globals->remaining_loop = NBLOOPS - 1;
- INFO3("Create the token (with value %d) and send it to %s:%d",
+ XBT_INFO("Create the token (with value %d) and send it to %s:%d",
token, host, peerport);
TRY {
gras_msg_send(globals->tosuccessor, "stoken", &token);
- } CATCH(e) {
- RETHROW0("Unable to send the freshly created token: %s");
+ }
+ CATCH_ANONYMOUS {
+ RETHROWF("Unable to send the freshly created token: %s");
}
}
while (globals->remaining_loop > (globals->create ? -1 : 0)) {
gras_msg_handle(-1);
- DEBUG1("looping (remaining_loop=%d)", globals->remaining_loop);
+ XBT_DEBUG("looping (remaining_loop=%d)", globals->remaining_loop);
}
gras_os_sleep(1.0); /* FIXME: if the sender quited, receive fail */
