3 /* Copyright (c) 2002-2007 Arnaud Legrand. */
4 /* Copyright (c) 2007 Bruno Donassolo. */
5 /* All rights reserved. */
7 /* This program is free software; you can redistribute it and/or modify it
8 * under the terms of the license (GNU LGPL) which comes with this package. */
10 #ifndef METASIMGRID_PRIVATE_H
11 #define METASIMGRID_PRIVATE_H
15 #include "simix/simix.h"
16 #include "surf/surf.h"
18 #include "xbt/dynar.h"
21 #include "xbt/context.h"
22 #include "xbt/config.h"
24 /**************** datatypes **********************************/
26 /* this structure represents a mailbox */
27 typedef struct s_msg_mailbox
29 char* alias; /* the key of the mailbox in the global dictionary */
30 xbt_fifo_t tasks; /* the list of the tasks in the mailbox */
31 smx_cond_t cond; /* the condition on the mailbox */
32 char* hostname; /* the name of the host containing the mailbox */
35 typedef struct simdata_host
37 smx_host_t smx_host; /* SURF modeling */
38 struct s_msg_mailbox** mailboxes; /* mailboxes to store msg tasks of of the host */
39 smx_mutex_t mutex; /* mutex to access the host */
42 /********************************* Task **************************************/
44 typedef struct simdata_task {
45 smx_action_t compute; /* SURF modeling of computation */
46 smx_action_t comm; /* SURF modeling of communication */
47 double message_size; /* Data size */
48 double computation_amount; /* Computation size */
50 smx_mutex_t mutex; /* Task mutex */
57 /******* Parallel Tasks Only !!!! *******/
59 smx_host_t *host_list;
64 /******************************* Process *************************************/
66 typedef struct simdata_process {
67 m_host_t m_host; /* the host on which the process is running */
68 smx_process_t s_process;
69 int PID; /* used for debugging purposes */
70 int PPID; /* The parent PID */
71 m_host_t put_host; /* used for debugging purposes */
72 m_channel_t put_channel; /* used for debugging purposes */
73 m_task_t waiting_task;
74 int argc; /* arguments number if any */
75 char **argv; /* arguments table if any */
76 MSG_error_t last_errno; /* the last value returned by a MSG_function */
77 } s_simdata_process_t;
79 typedef struct process_arg {
87 } s_process_arg_t, *process_arg_t;
89 /************************** Global variables ********************************/
90 typedef struct MSG_Global {
92 xbt_fifo_t process_list;
96 } s_MSG_Global_t, *MSG_Global_t;
98 extern MSG_Global_t msg_global;
100 /*************************************************************/
102 #define PROCESS_SET_ERRNO(val) (MSG_process_self()->simdata->last_errno=val)
103 #define PROCESS_GET_ERRNO() (MSG_process_self()->simdata->last_errno)
104 #define MSG_RETURN(val) do {PROCESS_SET_ERRNO(val);return(val);} while(0)
105 /* #define CHECK_ERRNO() ASSERT((PROCESS_GET_ERRNO()!=MSG_HOST_FAILURE),"Host failed, you cannot call this function.") */
107 #define CHECK_HOST() xbt_assert1(SIMIX_host_get_state(SIMIX_host_self())==1,\
108 "Host failed, you cannot call this function. (state=%d)",SIMIX_host_get_state(SIMIX_host_self()))
110 m_host_t __MSG_host_create(smx_host_t workstation, void *data);
112 void __MSG_host_destroy(m_host_t host);
114 void __MSG_display_process_status(void);
116 void __MSG_process_cleanup(void *arg);
117 void *_MSG_process_create_from_SIMIX(const char *name,
118 xbt_main_func_t code, void *data,
119 char * hostname, int argc, char **argv, xbt_dict_t properties);
120 void _MSG_process_kill_from_SIMIX(void *p);