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   /*******  Parallel Tasks Only !!!! *******/
  42   int host_nb;
  43   void * *host_list;            /* SURF modeling */
  44   double *comp_amount;
  45   double *comm_amount;
  46 } s_simdata_task_t;
  47
  48 /******************************* Process *************************************/
  49
  50 typedef struct simdata_process {
  51   m_host_t host;                /* the host on which the process is running */
  52   xbt_context_t context;                /* the context that executes the scheduler fonction */
  53   int PID;                      /* used for debugging purposes */
  54   int PPID;                     /* The parent PID */
  55   m_task_t waiting_task;
  56   int blocked;
  57   int suspended;
  58   m_host_t put_host;            /* used for debugging purposes */
  59   m_channel_t put_channel;      /* used for debugging purposes */
  60   int argc;                     /* arguments number if any */
  61   char **argv;                  /* arguments table if any */
  62   MSG_error_t last_errno;       /* the last value returned by a MSG_function */
  63   int paje_state;               /* the number of states stacked with Paje */
  64 } s_simdata_process_t;
  65
  66 typedef struct process_arg {
  67   const char *name;
  68   m_process_code_t code;
  69   void *data;
  70   m_host_t host;
  71   int argc;
  72   char **argv;
  73   double kill_time;
  74 } s_process_arg_t, *process_arg_t;
  75
  76 /************************** Global variables ********************************/
  77 typedef struct MSG_Global {
  78   xbt_fifo_t host;
  79   xbt_fifo_t process_to_run;
  80   xbt_fifo_t process_list;
  81   int max_channel;
  82   m_process_t current_process;
  83   xbt_dict_t registered_functions;
  84   FILE *paje_output;
  85   int paje_maxPID;
  86   int PID;
  87   int session;
  88 } s_MSG_Global_t, *MSG_Global_t;
  89
  90 extern MSG_Global_t msg_global;
  91
  92 /************************** Configuration support ********************************/
  93 void msg_config_init(void); /* create the config set, call this before use! */
  94 extern int _msg_init_status; /* 0: beginning of time;
  95                                 1: pre-inited (cfg_set created);
  96                                 2: inited (running) */
  97 extern xbt_cfg_t _msg_cfg_set;
  98
  99 /*************************************************************/
 100
 101 #define PROCESS_SET_ERRNO(val) (MSG_process_self()->simdata->last_errno=val)
 102 #define PROCESS_GET_ERRNO() (MSG_process_self()->simdata->last_errno)
 103 #define MSG_RETURN(val) do {PROCESS_SET_ERRNO(val);return(val);} while(0)
 104 /* #define CHECK_ERRNO()  ASSERT((PROCESS_GET_ERRNO()!=MSG_HOST_FAILURE),"Host failed, you cannot call this function.") */
 105
 106 #define CHECK_HOST()  xbt_assert0(surf_workstation_resource->extension_public-> \
 107                                   get_state(MSG_host_self()->simdata->host)==SURF_CPU_ON,\
 108                                   "Host failed, you cannot call this function.")
 109
 110 m_host_t __MSG_host_create(const char *name, void *workstation,
 111                            void *data);
 112 void __MSG_host_destroy(m_host_t host);
 113 void __MSG_task_execute(m_process_t process, m_task_t task);
 114 MSG_error_t __MSG_wait_for_computation(m_process_t process, m_task_t task);
 115 MSG_error_t __MSG_task_wait_event(m_process_t process, m_task_t task);
 116
 117 int __MSG_process_block(double max_duration);
 118 MSG_error_t __MSG_process_unblock(m_process_t process);
 119 int __MSG_process_isBlocked(m_process_t process);
 120
 121 #ifdef ALVIN_SPECIAL_LOGING
 122 #define PAJE_PROCESS_STATE(process,state)\
 123   if(msg_global->paje_output) \
 124     fprintf(msg_global->paje_output,"10 %g S_t P%d %s\n",\
 125             surf_get_clock(), (process)->simdata->PID,(state))
 126 #define PAJE_PROCESS_PUSH_STATE(process,state)\
 127   if(msg_global->paje_output) { \
 128     fprintf(msg_global->paje_output,"11 %g S_t P%d %s\n",\
 129             surf_get_clock(), (process)->simdata->PID,(state));\
 130     (process)->simdata->paje_state++; \
 131   }
 132 #define PAJE_PROCESS_POP_STATE(process)\
 133   if(msg_global->paje_output) { \
 134     fprintf(msg_global->paje_output,"12 %g S_t P%d\n",\
 135             surf_get_clock(), (process)->simdata->PID); \
 136     (process)->simdata->paje_state--; \
 137   }
 138 #define PAJE_PROCESS_FREE(process)
 139 #define PAJE_PROCESS_NEW(process)\
 140   if((msg_global->paje_output)) {\
 141     if((msg_global->session==0) || ((msg_global->session>0) && ((process)->simdata->PID > msg_global->paje_maxPID))) \
 142     fprintf(msg_global->paje_output,"7 %g P%d P_t %p \"%s %d (%d)\"\n", \
 143             surf_get_clock(), (process)->simdata->PID, (process)->simdata->host, \
 144             (process)->name, (process)->simdata->PID, msg_global->session);\
 145     if(msg_global->paje_maxPID<(process)->simdata->PID) msg_global->paje_maxPID=(process)->simdata->PID;\
 146     }
 147 #define PAJE_COMM_START(process,task,channel)\
 148   if(msg_global->paje_output) \
 149     fprintf(msg_global->paje_output,\
 150             "16 %g      Comm    CUR     COMM_%d P%d     %p\n", \
 151             surf_get_clock(), channel, (process)->simdata->PID, task)
 152 #define PAJE_COMM_STOP(process,task,channel)\
 153   if(msg_global->paje_output) \
 154     fprintf(msg_global->paje_output,\
 155             "17 %g      Comm    CUR     COMM_%d P%d     %p\n", \
 156             surf_get_clock(), channel, (process)->simdata->PID, task)
 157 #define PAJE_HOST_NEW(host)\
 158   if(msg_global->paje_output)\
 159     fprintf(msg_global->paje_output,"7 %g %p H_t CUR \"%s\"\n",surf_get_clock(), \
 160             host, host->name)
 161 #define PAJE_HOST_FREE(host)\
 162   if(msg_global->paje_output)\
 163     fprintf(msg_global->paje_output,"8 %g %p H_t\n",surf_get_clock(), host)
 164
 165 #else
 166
 167 #define PAJE_PROCESS_STATE(process,state)\
 168   if(msg_global->paje_output) \
 169     fprintf(msg_global->paje_output,"10 %g S_t %p %s\n",\
 170             surf_get_clock(), (process),(state))
 171 #define PAJE_PROCESS_PUSH_STATE(process,state)\
 172   if(msg_global->paje_output) \
 173     fprintf(msg_global->paje_output,"11 %g S_t %p %s\n",\
 174             surf_get_clock(), (process),(state))
 175 #define PAJE_PROCESS_POP_STATE(process)\
 176   if(msg_global->paje_output) \
 177     fprintf(msg_global->paje_output,"12 %g S_t %p\n",\
 178             surf_get_clock(), (process))
 179
 180 #define PAJE_PROCESS_FREE(process)\
 181   if(msg_global->paje_output) \
 182     fprintf(msg_global->paje_output,"8 %g %p P_t\n", \
 183             surf_get_clock(), (process))
 184 #define PAJE_PROCESS_NEW(process)\
 185   if(msg_global->paje_output) \
 186     fprintf(msg_global->paje_output,"7 %g %p P_t %p \"%s %d (%d)\"\n", \
 187             surf_get_clock(), (process), (process)->simdata->host, \
 188             (process)->name, (process)->simdata->PID, msg_global->session)
 189 #define PAJE_COMM_START(process,task,channel)\
 190   if(msg_global->paje_output) \
 191     fprintf(msg_global->paje_output,\
 192             "16 %g      Comm    CUR     COMM_%d %p      %p\n", \
 193             surf_get_clock(), channel, (process), task)
 194 #define PAJE_COMM_STOP(process,task,channel)\
 195   if(msg_global->paje_output) \
 196     fprintf(msg_global->paje_output,\
 197             "17 %g      Comm    CUR     COMM_%d %p      %p\n", \
 198             surf_get_clock(), channel, (process), task)
 199 #define PAJE_HOST_NEW(host)\
 200   if(msg_global->paje_output)\
 201     fprintf(msg_global->paje_output,"7 %g %p H_t CUR \"%s\"\n",surf_get_clock(), \
 202             host, host->name)
 203 #define PAJE_HOST_FREE(host)\
 204   if(msg_global->paje_output)\
 205     fprintf(msg_global->paje_output,"8 %g %p H_t\n",surf_get_clock(), host);
 206
 207 #endif /* Alvin_Special_Loging */
 208 #endif