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"
26 /**************** datatypes **********************************/
28 /* this structure represents a mailbox */
29 typedef struct s_msg_mailbox
31 char* alias; /* the key of the mailbox in the global dictionary */
32 xbt_fifo_t tasks; /* the list of the tasks in the mailbox */
33 smx_cond_t cond; /* the condition on the mailbox */
34 char* hostname; /* the name of the host containing the mailbox */
37 typedef struct simdata_host
39 smx_host_t smx_host; /* SURF modeling */
40 struct s_msg_mailbox** mailboxes; /* mailboxes to store msg tasks of of the host */
41 smx_mutex_t mutex; /* mutex to access the host */
44 /********************************* Task **************************************/
46 typedef struct simdata_task {
47 smx_action_t compute; /* SURF modeling of computation */
48 smx_action_t comm; /* SURF modeling of communication */
49 double message_size; /* Data size */
50 double computation_amount; /* Computation size */
52 smx_mutex_t mutex; /* Task mutex */
59 /******* Parallel Tasks Only !!!! *******/
61 smx_host_t *host_list;
66 /******************************* Process *************************************/
68 typedef struct simdata_process {
69 m_host_t m_host; /* the host on which the process is running */
70 smx_process_t s_process;
71 int PID; /* used for debugging purposes */
72 int PPID; /* The parent PID */
73 m_host_t put_host; /* used for debugging purposes */
74 m_channel_t put_channel; /* used for debugging purposes */
75 m_task_t waiting_task;
76 int argc; /* arguments number if any */
77 char **argv; /* arguments table if any */
78 MSG_error_t last_errno; /* the last value returned by a MSG_function */
79 } s_simdata_process_t;
81 typedef struct process_arg {
89 } s_process_arg_t, *process_arg_t;
91 /************************** Global variables ********************************/
92 typedef struct MSG_Global {
94 xbt_fifo_t process_list;
98 unsigned long int sent_msg; /* Total amount of messages sent during the simulation */
99 } s_MSG_Global_t, *MSG_Global_t;
101 /*extern MSG_Global_t msg_global;*/
102 XBT_PUBLIC_DATA(MSG_Global_t) msg_global;
105 /*************************************************************/
107 #define PROCESS_SET_ERRNO(val) (MSG_process_self()->simdata->last_errno=val)
108 #define PROCESS_GET_ERRNO() (MSG_process_self()->simdata->last_errno)
109 #define MSG_RETURN(val) do {PROCESS_SET_ERRNO(val);return(val);} while(0)
110 /* #define CHECK_ERRNO() ASSERT((PROCESS_GET_ERRNO()!=MSG_HOST_FAILURE),"Host failed, you cannot call this function.") */
112 #define CHECK_HOST() xbt_assert1(SIMIX_host_get_state(SIMIX_host_self())==1,\
113 "Host failed, you cannot call this function. (state=%d)",SIMIX_host_get_state(SIMIX_host_self()))
115 m_host_t __MSG_host_create(smx_host_t workstation, void *data);
117 void __MSG_host_destroy(m_host_t host);
119 void __MSG_display_process_status(void);
121 void __MSG_process_cleanup(void *arg);
122 void *_MSG_process_create_from_SIMIX(const char *name,
123 xbt_main_func_t code, void *data,
124 char * hostname, int argc, char **argv, xbt_dict_t properties);
125 void _MSG_process_kill_from_SIMIX(void *p);