+++ /dev/null
-/* $Id$ */
-
-/* process_sg - GRAS process handling on simulator */
-
-/* Authors: Martin Quinson */
-/* Copyright (C) 2003,2004 da GRAS posse. */
-
-/* This program is free software; you can redistribute it and/or modify it
- under the terms of the license (GNU LGPL) which comes with this package. */
-
-#include "Virtu/virtu_sg.h"
-
-GRAS_LOG_NEW_DEFAULT_SUBCATEGORY(process,GRAS);
-
-gras_error_t
-gras_process_init() {
- gras_hostdata_t *hd=(gras_hostdata_t *)MSG_host_get_data(MSG_host_self());
- gras_process_data_t *pd;
- int i;
-
- if (!(pd=(gras_process_data_t *)malloc(sizeof(gras_process_data_t))))
- RAISE_MALLOC;
-
- WARNING0("Implement msg queue");
- /*
- pd->grasMsgQueueLen=0;
- pd->grasMsgQueue = NULL;
-
- pd->grasCblListLen = 0;
- pd->grasCblList = NULL;
- */
-
- if (MSG_process_set_data(MSG_process_self(),(void*)pd) != MSG_OK) {
- return unknown_error;
- }
-
- if (!hd) {
- if (!(hd=(gras_hostdata_t *)malloc(sizeof(gras_hostdata_t))))
- RAISE_MALLOC;
-
- hd->portLen = 0;
- hd->port=NULL;
- hd->port2chan=NULL;
- for (i=0; i<GRAS_MAX_CHANNEL; i++) {
- hd->proc[i]=0;
- }
-
- if (MSG_host_set_data(MSG_host_self(),(void*)hd) != MSG_OK) {
- return unknown_error;
- }
- }
-
- /* take a free channel for this process */
- for (i=0; i<GRAS_MAX_CHANNEL && hd->proc[i]; i++);
- if (i == GRAS_MAX_CHANNEL)
- RAISE2(system_error,
- "GRAS: Can't add a new process on %s, because all channel are already in use. Please increase MAX CHANNEL (which is %d for now) and recompile GRAS\n.",
- MSG_host_get_name(MSG_host_self()),GRAS_MAX_CHANNEL);
-
- pd->chan = i;
- hd->proc[ i ] = MSG_process_self_PID();
-
- /* take a free RAW channel for this process */
- for (i=0; i<GRAS_MAX_CHANNEL && hd->proc[i]; i++);
- if (i == GRAS_MAX_CHANNEL) {
- RAISE2(system_error,
- "GRAS: Can't add a new process on %s, because all channel are already in use. Please increase MAX CHANNEL (which is %d for now) and recompile GRAS\n.",
- MSG_host_get_name(MSG_host_self()),GRAS_MAX_CHANNEL);
- }
- pd->rawChan = i;
- hd->proc[ i ] = MSG_process_self_PID();
-
- VERB2("Creating process '%s' (%d)",
- MSG_process_get_name(MSG_process_self()),
- MSG_process_self_PID());
- return no_error;
-}
-
-gras_error_t
-gras_process_exit() {
- gras_hostdata_t *hd=(gras_hostdata_t *)MSG_host_get_data(MSG_host_self());
- gras_process_data_t *pd=(gras_process_data_t *)MSG_process_get_data(MSG_process_self());
- int myPID=MSG_process_self_PID();
- int i;
-
- gras_assert0(hd && pd,"Run gras_process_init!!\n");
-
- INFO2("GRAS: Finalizing process '%s' (%d)",
- MSG_process_get_name(MSG_process_self()),MSG_process_self_PID());
-
- WARNING0("Implement msg queue");
- /*
- if (pd->grasMsgQueueLen) {
- fprintf(stderr,"GRAS: Warning: process %d terminated, but some queued messages where not handled\n",MSG_process_self_PID());
- }
- */
-
- for (i=0; i< GRAS_MAX_CHANNEL; i++)
- if (myPID == hd->proc[i])
- hd->proc[i] = 0;
-
- for (i=0; i<hd->portLen; i++) {
- if (hd->port2chan[ i ] == pd->chan) {
- memmove(&(hd->port[i]), &(hd->port[i+1]), (hd->portLen -i -1) * sizeof(int));
- memmove(&(hd->port2chan[i]), &(hd->port2chan[i+1]), (hd->portLen -i -1) * sizeof(int));
- hd->portLen--;
- i--; /* counter the effect of the i++ at the end of the iteration */
- }
- }
-
- return no_error;
-}
-
-/* **************************************************************************
- * Process data
- * **************************************************************************/
-
-void *gras_userdata_get(void) {
- gras_process_data_t *pd=(gras_process_data_t *)MSG_process_get_data(MSG_process_self());
-
- gras_assert0(pd,"Run gras_process_init!");
-
- return pd->userdata;
-}
-
-void *gras_userdata_set(void *ud) {
- gras_process_data_t *pd=(gras_process_data_t *)MSG_process_get_data(MSG_process_self());
-
- gras_assert0(pd,"Run gras_process_init!");
-
- pd->userdata = ud;
-
- return pd->userdata;
-}
