src/msg/private.h

   1 /*      $Id$     */
   2
   3 /* Copyright (c) 2002,2004,2004 Arnaud Legrand. All rights reserved.        */
   4
   5 /* This program is free software; you can redistribute it and/or modify it
   6  * under the terms of the license (GNU LGPL) which comes with this package. */
   7
   8 #ifndef METASIMGRID_PRIVATE_H
   9 #define METASIMGRID_PRIVATE_H
  10
  11 #include "msg/msg.h"
  12 #include "surf/surf.h"
  13 #include "xbt/fifo.h"
  14 #include "xbt/dynar.h"
  15 #include "xbt/swag.h"
  16 #include "xbt/dict.h"
  17 #include "xbt/context.h"
  18 #include "xbt/config.h"
  19
  20 /**************** datatypes **********************************/
  21
  22 typedef struct simdata_host {
  23   void *host;                   /* SURF modeling */
  24   xbt_fifo_t *mbox;             /* array of FIFOs used as a mailboxes  */
  25   m_process_t *sleeping;        /* array of process used to know whether a local process is
  26                                    waiting for a communication on a channel */
  27   xbt_fifo_t process_list;
  28 } s_simdata_host_t;
  29
  30 /********************************* Task **************************************/
  31
  32 typedef struct simdata_task {
  33   surf_action_t compute;        /* SURF modeling of computation  */
  34   surf_action_t comm;           /* SURF modeling of communication  */
  35   double message_size;          /* Data size  */
  36   double computation_amount;    /* Computation size  */
  37   xbt_dynar_t sleeping;         /* process to wake-up */
  38   m_process_t sender;
  39   double rate;
  40   int using;
  41 } s_simdata_task_t;
  42
  43 /******************************* Process *************************************/
  44
  45 typedef struct simdata_process {
  46   m_host_t host;                /* the host on which the process is running */
  47   xbt_context_t context;                /* the context that executes the scheduler fonction */
  48   int PID;                      /* used for debugging purposes */
  49   int PPID;                     /* The parent PID */
  50   m_task_t waiting_task;
  51   int blocked;
  52   int suspended;
  53   m_host_t put_host;            /* used for debugging purposes */
  54   m_channel_t put_channel;      /* used for debugging purposes */
  55   int argc;                     /* arguments number if any */
  56   char **argv;                  /* arguments table if any */
  57   MSG_error_t last_errno;       /* the last value returned by a MSG_function */
  58   int paje_state;               /* the number of states stacked with Paje */
  59 } s_simdata_process_t;
  60
  61 typedef struct process_arg {
  62   const char *name;
  63   m_process_code_t code;
  64   void *data;
  65   m_host_t host;
  66   int argc;
  67   char **argv;
  68   double kill_time;
  69 } s_process_arg_t, *process_arg_t;
  70
  71 /************************** Global variables ********************************/
  72 typedef struct MSG_Global {
  73   xbt_fifo_t host;
  74   xbt_fifo_t process_to_run;
  75   xbt_fifo_t process_list;
  76   int max_channel;
  77   m_process_t current_process;
  78   xbt_dict_t registered_functions;
  79   FILE *paje_output;
  80   int paje_maxPID;
  81   int PID;
  82   int session;
  83 } s_MSG_Global_t, *MSG_Global_t;
  84
  85 extern MSG_Global_t msg_global;
  86
  87 /************************** Configuration support ********************************/
  88 void msg_config_init(void); /* create the config set, call this before use! */
  89 extern int _msg_init_status; /* 0: beginning of time;
  90                                 1: pre-inited (cfg_set created);
  91                                 2: inited (running) */
  92 extern xbt_cfg_t _msg_cfg_set;
  93
  94 /*************************************************************/
  95
  96 #define PROCESS_SET_ERRNO(val) (MSG_process_self()->simdata->last_errno=val)
  97 #define PROCESS_GET_ERRNO() (MSG_process_self()->simdata->last_errno)
  98 #define MSG_RETURN(val) do {PROCESS_SET_ERRNO(val);return(val);} while(0)
  99 /* #define CHECK_ERRNO()  ASSERT((PROCESS_GET_ERRNO()!=MSG_HOST_FAILURE),"Host failed, you cannot call this function.") */
 100
 101 #define CHECK_HOST()  xbt_assert0(surf_workstation_resource->extension_public-> \
 102                                   get_state(MSG_host_self()->simdata->host)==SURF_CPU_ON,\
 103                                   "Host failed, you cannot call this function.")
 104
 105 m_host_t __MSG_host_create(const char *name, void *workstation,
 106                            void *data);
 107 void __MSG_host_destroy(m_host_t host);
 108 void __MSG_task_execute(m_process_t process, m_task_t task);
 109 MSG_error_t __MSG_wait_for_computation(m_process_t process, m_task_t task);
 110 MSG_error_t __MSG_task_wait_event(m_process_t process, m_task_t task);
 111
 112 int __MSG_process_block(double max_duration);
 113 MSG_error_t __MSG_process_unblock(m_process_t process);
 114 int __MSG_process_isBlocked(m_process_t process);
 115
 116 #ifdef ALVIN_SPECIAL_LOGING
 117 #define PAJE_PROCESS_STATE(process,state)\
 118   if(msg_global->paje_output) \
 119     fprintf(msg_global->paje_output,"10 %lg S_t P%d %s\n",\
 120             surf_get_clock(), (process)->simdata->PID,(state))
 121 #define PAJE_PROCESS_PUSH_STATE(process,state)\
 122   if(msg_global->paje_output) { \
 123     fprintf(msg_global->paje_output,"11 %lg S_t P%d %s\n",\
 124             surf_get_clock(), (process)->simdata->PID,(state));\
 125     (process)->simdata->paje_state++; \
 126   }
 127 #define PAJE_PROCESS_POP_STATE(process)\
 128   if(msg_global->paje_output) { \
 129     fprintf(msg_global->paje_output,"12 %lg S_t P%d\n",\
 130             surf_get_clock(), (process)->simdata->PID); \
 131     (process)->simdata->paje_state--; \
 132   }
 133 #define PAJE_PROCESS_FREE(process)
 134 #define PAJE_PROCESS_NEW(process)\
 135   if((msg_global->paje_output)) {\
 136     if((msg_global->session==0) || ((msg_global->session>0) && ((process)->simdata->PID > msg_global->paje_maxPID))) \
 137     fprintf(msg_global->paje_output,"7 %lg P%d P_t %p \"%s %d (%d)\"\n", \
 138             surf_get_clock(), (process)->simdata->PID, (process)->simdata->host, \
 139             (process)->name, (process)->simdata->PID, msg_global->session);\
 140     if(msg_global->paje_maxPID<(process)->simdata->PID) msg_global->paje_maxPID=(process)->simdata->PID;\
 141     }
 142 #define PAJE_COMM_START(process,task,channel)\
 143   if(msg_global->paje_output) \
 144     fprintf(msg_global->paje_output,\
 145             "16 %lg     Comm    CUR     COMM_%d P%d     %p\n", \
 146             surf_get_clock(), channel, (process)->simdata->PID, task)
 147 #define PAJE_COMM_STOP(process,task,channel)\
 148   if(msg_global->paje_output) \
 149     fprintf(msg_global->paje_output,\
 150             "17 %lg     Comm    CUR     COMM_%d P%d     %p\n", \
 151             surf_get_clock(), channel, (process)->simdata->PID, task)
 152 #define PAJE_HOST_NEW(host)\
 153   if(msg_global->paje_output)\
 154     fprintf(msg_global->paje_output,"7 %lg %p H_t CUR \"%s\"\n",surf_get_clock(), \
 155             host, host->name)
 156 #define PAJE_HOST_FREE(host)\
 157   if(msg_global->paje_output)\
 158     fprintf(msg_global->paje_output,"8 %lg %p H_t\n",surf_get_clock(), host)
 159
 160 #else
 161
 162 #define PAJE_PROCESS_STATE(process,state)\
 163   if(msg_global->paje_output) \
 164     fprintf(msg_global->paje_output,"10 %lg S_t %p %s\n",\
 165             surf_get_clock(), (process),(state))
 166 #define PAJE_PROCESS_PUSH_STATE(process,state)\
 167   if(msg_global->paje_output) \
 168     fprintf(msg_global->paje_output,"11 %lg S_t %p %s\n",\
 169             surf_get_clock(), (process),(state))
 170 #define PAJE_PROCESS_POP_STATE(process)\
 171   if(msg_global->paje_output) \
 172     fprintf(msg_global->paje_output,"12 %lg S_t %p\n",\
 173             surf_get_clock(), (process))
 174
 175 #define PAJE_PROCESS_FREE(process)\
 176   if(msg_global->paje_output) \
 177     fprintf(msg_global->paje_output,"8 %lg %p P_t\n", \
 178             surf_get_clock(), (process))
 179 #define PAJE_PROCESS_NEW(process)\
 180   if(msg_global->paje_output) \
 181     fprintf(msg_global->paje_output,"7 %lg %p P_t %p \"%s %d (%d)\"\n", \
 182             surf_get_clock(), (process), (process)->simdata->host, \
 183             (process)->name, (process)->simdata->PID, msg_global->session)
 184 #define PAJE_COMM_START(process,task,channel)\
 185   if(msg_global->paje_output) \
 186     fprintf(msg_global->paje_output,\
 187             "16 %lg     Comm    CUR     COMM_%d %p      %p\n", \
 188             surf_get_clock(), channel, (process), task)
 189 #define PAJE_COMM_STOP(process,task,channel)\
 190   if(msg_global->paje_output) \
 191     fprintf(msg_global->paje_output,\
 192             "17 %lg     Comm    CUR     COMM_%d %p      %p\n", \
 193             surf_get_clock(), channel, (process), task)
 194 #define PAJE_HOST_NEW(host)\
 195   if(msg_global->paje_output)\
 196     fprintf(msg_global->paje_output,"7 %lg %p H_t CUR \"%s\"\n",surf_get_clock(), \
 197             host, host->name)
 198 #define PAJE_HOST_FREE(host)\
 199   if(msg_global->paje_output)\
 200     fprintf(msg_global->paje_output,"8 %lg %p H_t\n",surf_get_clock(), host);
 201
 202 #endif /* Alvin_Special_Loging */
 203 #endif