1 /* Copyright (c) 2007-2016. The SimGrid Team. All rights reserved. */
3 /* This program is free software; you can redistribute it and/or modify it
4 * under the terms of the license (GNU LGPL) which comes with this package. */
6 #ifndef _SIMIX_SYNCHRO_COMM_HPP
7 #define _SIMIX_SYNCHRO_COMM_HPP
10 #include "src/simix/Synchro.h"
22 XBT_PUBLIC_CLASS Comm : public Synchro {
28 e_smx_comm_type_t type; /* Type of the communication (SIMIX_COMM_SEND or SIMIX_COMM_RECEIVE) */
29 smx_mailbox_t mbox; /* Rendez-vous where the comm is queued */
32 smx_mailbox_t mbox_cpy; /* Copy of the rendez-vous where the comm is queued, MC needs it for DPOR
33 (comm.mbox set to NULL when the communication is removed from the mailbox
34 (used as garbage collector)) */
36 int refcount; /* Number of processes involved in the cond */
37 int detached; /* If detached or not */
39 void (*clean_fun)(void*); /* Function to clean the detached src_buf if something goes wrong */
40 int (*match_fun)(void*,void*,smx_synchro_t); /* Filter function used by the other side. It is used when
41 looking if a given communication matches my needs. For that, myself must match the
42 expectations of the other side, too. See */
43 void (*copy_data_fun) (smx_synchro_t, void*, size_t);
45 /* Surf action data */
46 surf_action_t surf_comm; /* The Surf communication action encapsulated */
47 surf_action_t src_timeout; /* Surf's actions to instrument the timeouts */
48 surf_action_t dst_timeout; /* Surf's actions to instrument the timeouts */
49 smx_process_t src_proc;
50 smx_process_t dst_proc;
54 /* Data to be transfered */
58 size_t *dst_buff_size;
59 unsigned copied:1; /* whether the data were already copied */
61 void* src_data; /* User data associated to communication */
65 }} // namespace simgrid::simix