-smx_comm_t SIMIX_network_isend(smx_rdv_t rdv, double task_size, double rate,
- void *src_buff, size_t src_buff_size, void *data)
-{
- smx_comm_t comm;
- mc_transition_t trans=NULL;
-
- if (_surf_do_model_check) {
- /* Let's intercept the communication and control it from the model-checker */
- trans = MC_create_transition(mc_isend, SIMIX_process_self(), rdv, NULL);
- SIMIX_process_yield();
- }
-
- /* Look for communication request matching our needs.
- If it is not found then create it and push it into the rendez-vous point */
- comm = SIMIX_rdv_get_request(rdv, comm_recv);
-
- if(!comm){
- comm = SIMIX_communication_new(comm_send);
- SIMIX_rdv_push(rdv, comm);
- }
-
- /* Setup the communication request */
- comm->src_proc = SIMIX_process_self();
- comm->task_size = task_size;
- comm->rate = rate;
- comm->src_buff = src_buff;
- comm->src_buff_size = src_buff_size;
- comm->data = data;
-
- /* Associate the simix communication to the mc transition */
- if (_surf_do_model_check)
- MC_transition_set_comm(trans, comm);
-
- SIMIX_communication_start(comm);
- return comm;
-}
-
-smx_comm_t SIMIX_network_irecv(smx_rdv_t rdv, void *dst_buff, size_t *dst_buff_size) {
- smx_comm_t comm;
- mc_transition_t trans=NULL;
-
- if (_surf_do_model_check) {
- /* Let's intercept the communication and control it from the model-checker */
- trans = MC_create_transition(mc_irecv, SIMIX_process_self(), rdv, NULL);
- SIMIX_process_yield();
- }
-
- /* Look for communication request matching our needs.
- If it is not found then create it and push it into the rendez-vous point */
- comm = SIMIX_rdv_get_request(rdv, comm_send);
-
- if(!comm){
- comm = SIMIX_communication_new(comm_recv);
- SIMIX_rdv_push(rdv, comm);
- }
-
- /* Setup communication request */
- comm->dst_proc = SIMIX_process_self();
- comm->dst_buff = dst_buff;
- comm->dst_buff_size = dst_buff_size;
-
- /* Associate the simix communication to the mc transition */
- if (_surf_do_model_check)
- MC_transition_set_comm(trans, comm);
-
- SIMIX_communication_start(comm);
- return comm;
-}
-
-/** @brief blocks until the communication terminates or the timeout occurs */
-XBT_INLINE void SIMIX_network_wait(smx_comm_t comm, double timeout) {
- if (_surf_do_model_check) {
- /* Let's intercept the communication and control it from the model-checker */
- MC_create_transition(mc_wait, SIMIX_process_self(), comm->rdv, comm);
- SIMIX_process_yield();
- }
- /* Wait for communication completion */
- SIMIX_communication_wait_for_completion(comm, timeout);
-}
-
-/** @Returns whether the (asynchronous) communication is done yet or not */
-XBT_INLINE int SIMIX_network_test(smx_comm_t comm) {
- if (_surf_do_model_check) {
- /* Let's intercept the communication and control it from the model-checker */
- MC_create_transition(mc_test, SIMIX_process_self(), comm->rdv, comm);
- SIMIX_process_yield();
- }
-
- /* Copy data if the communication is done */
- if(comm->sem && !SIMIX_sem_would_block(comm->sem)){
- /* Copy network data */
- SIMIX_network_copy_data(comm);
- return TRUE;
- }
- return FALSE;
-}
-
-/** @brief wait for the completion of any communication of a set
- *
- * @Returns the rank in the dynar of communication which finished; destroy it after identifying which one it is
+static void (*SIMIX_comm_copy_data_callback) (smx_action_t, void*, size_t) =
+ &SIMIX_comm_copy_pointer_callback;
+
+void
+SIMIX_comm_set_copy_data_callback(void (*callback) (smx_action_t, void*, size_t))
+{
+ SIMIX_comm_copy_data_callback = callback;
+}
+
+void SIMIX_comm_copy_pointer_callback(smx_action_t comm, void* buff, size_t buff_size)
+{
+ xbt_assert((buff_size == sizeof(void *)),
+ "Cannot copy %zu bytes: must be sizeof(void*)", buff_size);
+ *(void **) (comm->comm.dst_buff) = buff;
+}
+
+void SIMIX_comm_copy_buffer_callback(smx_action_t comm, void* buff, size_t buff_size)
+{
+ XBT_DEBUG("Copy the data over");
+ memcpy(comm->comm.dst_buff, buff, buff_size);
+ if (comm->comm.detached) { // if this is a detached send, the source buffer was duplicated by SMPI sender to make the original buffer available to the application ASAP
+ xbt_free(buff);
+ comm->comm.src_buff = NULL;
+ }
+}
+
+
+/**
+ * \brief Copy the communication data from the sender's buffer to the receiver's one
+ * \param comm The communication