add private (optional) data copy function callback to _send _isend _recv _irecv simcalls

[simgrid.git] / src / smpi / private.h

diff --git a/src/smpi/private.h b/src/smpi/private.h
index 38331fa..2d3fd06 100644 (file)
--- a/src/smpi/private.h
+++ b/src/smpi/private.h
@@ -139,6 +139,9 @@ double smpi_process_simulated_elapsed(void);
 void smpi_process_set_sampling(int s);
 int smpi_process_get_sampling(void);
 
+void smpi_comm_copy_buffer_callback(smx_action_t comm,
+                                           void *buff, size_t buff_size);
+
 void print_request(const char *message, MPI_Request request);
 
 void smpi_global_init(void);