*
* @param peer measurement socket to use for the experiment
* @param timeout timeout (in seconds)
- * @param exp_size total amount of data to send (in bytes).
* @param msg_size size of each chunk sent over the socket (in bytes).
+ * @param msg_amount how many of these packets you want to send.
*
* Calls to gras_socket_meas_send() and gras_socket_meas_recv() on
* each side of the socket should be paired.
* The exchanged data is zeroed to make sure it's initialized, but
* there is no way to control what is sent (ie, you cannot use these
* functions to exchange data out of band).
+ *
+ * @warning: in SimGrid version 3.1 and previous, the numerical arguments
+ * were the total amount of data to send and the msg_size. This
+ * was changed for the fool wanting to send more than MAXINT
+ * bytes in a fat pipe.
*/
void gras_socket_meas_send(gras_socket_t peer,
unsigned int timeout,
- unsigned long int exp_size,
- unsigned long int msg_size) {
+ unsigned long int msg_size,
+ unsigned long int msg_amount) {
char *chunk=NULL;
- unsigned long int exp_sofar;
- unsigned long int chunk_size = 0;
+ unsigned long int sent_sofar;
XBT_IN;
xbt_assert0(peer->meas,"Asked to send measurement data on a regular socket");
xbt_assert0(peer->outgoing,"Socket not suited for data send (was created with gras_socket_server(), not gras_socket_client())");
- for (exp_sofar=0; exp_sofar < exp_size; exp_sofar += chunk_size) {
- chunk_size = exp_sofar + msg_size > exp_size ?
- exp_size - exp_sofar : msg_size;
- CDEBUG6(gras_trp_meas,"Sent %lu of %lu (msg_size=%ld) to %s:%d, sending %lu",
- exp_sofar,exp_size,msg_size,
- gras_socket_peer_name(peer), gras_socket_peer_port(peer),
- chunk_size);
- (*peer->plugin->raw_send)(peer,chunk,chunk_size);
+ for (sent_sofar=0; sent_sofar < msg_amount; sent_sofar++) {
+ CDEBUG5(gras_trp_meas,"Sent %lu msgs of %lu (size of each: %ld) to %s:%d",
+ sent_sofar,msg_amount,msg_size,
+ gras_socket_peer_name(peer), gras_socket_peer_port(peer));
+ (*peer->plugin->raw_send)(peer,chunk,msg_size);
}
- CDEBUG5(gras_trp_meas,"Sent %lu of %lu (msg_size=%ld) to %s:%d",
- exp_sofar,exp_size,msg_size,
+ CDEBUG5(gras_trp_meas,"Sent %lu msgs of %lu (size of each: %ld) to %s:%d",
+ sent_sofar,msg_amount,msg_size,
gras_socket_peer_name(peer), gras_socket_peer_port(peer));
if (gras_if_RL())
*
* Calls to gras_socket_meas_send() and gras_socket_meas_recv() on
* each side of the socket should be paired.
+ *
+ * @warning: in SimGrid version 3.1 and previous, the numerical arguments
+ * were the total amount of data to send and the msg_size. This
+ * was changed for the fool wanting to send more than MAXINT
+ * bytes in a fat pipe.
*/
void gras_socket_meas_recv(gras_socket_t peer,
unsigned int timeout,
- unsigned long int exp_size,
- unsigned long int msg_size){
+ unsigned long int msg_size,
+ unsigned long int msg_amount){
char *chunk=NULL;
- unsigned long int exp_sofar;
- unsigned long int chunk_size = 0;
+ unsigned long int got_sofar;
XBT_IN;
"Asked to receive measurement data on a regular socket");
xbt_assert0(peer->incoming,"Socket not suited for data receive");
- for (exp_sofar=0; exp_sofar < exp_size; exp_sofar += chunk_size) {
- chunk_size = exp_sofar + msg_size > exp_size ?
- exp_size - exp_sofar : msg_size;
- CDEBUG6(gras_trp_meas,"Recvd %ld of %lu (msg_size=%ld) from %s:%d, receiving %lu",
- exp_sofar,exp_size,msg_size,
- gras_socket_peer_name(peer), gras_socket_peer_port(peer),
- chunk_size);
- (peer->plugin->raw_recv)(peer,chunk,chunk_size);
+ for (got_sofar=0; got_sofar < msg_amount; got_sofar ++) {
+ CDEBUG5(gras_trp_meas,"Recvd %ld msgs of %lu (size of each: %ld) from %s:%d",
+ got_sofar,msg_amount,msg_size,
+ gras_socket_peer_name(peer), gras_socket_peer_port(peer));
+ (peer->plugin->raw_recv)(peer,chunk,msg_size);
}
- CDEBUG5(gras_trp_meas,"Recvd %ld of %lu (msg_size=%ld) from %s:%d",
- exp_sofar,exp_size,msg_size,
+ CDEBUG5(gras_trp_meas,"Recvd %ld msgs of %lu (size of each: %ld) from %s:%d",
+ got_sofar,msg_amount,msg_size,
gras_socket_peer_name(peer), gras_socket_peer_port(peer));
if (gras_if_RL())