3 /* process_sg - GRAS process handling on simulator */
5 /* Authors: Martin Quinson */
6 /* Copyright (C) 2003,2004 da GRAS posse. */
8 /* This program is free software; you can redistribute it and/or modify it
9 under the terms of the license (GNU LGPL) which comes with this package. */
11 #include "Virtu/virtu_sg.h"
13 GRAS_LOG_NEW_DEFAULT_SUBCATEGORY(process,GRAS);
18 gras_hostdata_t *hd=(gras_hostdata_t *)MSG_host_get_data(MSG_host_self());
22 if (!(pd=(gras_procdata_t *)malloc(sizeof(gras_procdata_t))))
25 if (MSG_process_set_data(MSG_process_self(),(void*)pd) != MSG_OK) {
28 TRY(gras_procdata_init());
31 if (!(hd=(gras_hostdata_t *)malloc(sizeof(gras_hostdata_t))))
37 for (i=0; i<GRAS_MAX_CHANNEL; i++) {
41 if (MSG_host_set_data(MSG_host_self(),(void*)hd) != MSG_OK) {
46 /* take a free channel for this process */
47 for (i=0; i<GRAS_MAX_CHANNEL && hd->proc[i]; i++);
48 if (i == GRAS_MAX_CHANNEL)
50 "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.",
51 MSG_host_get_name(MSG_host_self()),GRAS_MAX_CHANNEL);
54 hd->proc[ i ] = MSG_process_self_PID();
56 /* take a free RAW channel for this process */
57 for (i=0; i<GRAS_MAX_CHANNEL && hd->proc[i]; i++);
58 if (i == GRAS_MAX_CHANNEL) {
60 "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.",
61 MSG_host_get_name(MSG_host_self()),GRAS_MAX_CHANNEL);
64 hd->proc[ i ] = MSG_process_self_PID();
66 VERB2("Creating process '%s' (%d)",
67 MSG_process_get_name(MSG_process_self()),
68 MSG_process_self_PID());
74 gras_hostdata_t *hd=(gras_hostdata_t *)MSG_host_get_data(MSG_host_self());
75 gras_procdata_t *pd=(gras_procdata_t *)MSG_process_get_data(MSG_process_self());
76 int myPID=MSG_process_self_PID();
79 gras_assert0(hd && pd,"Run gras_process_init!!\n");
81 INFO2("GRAS: Finalizing process '%s' (%d)",
82 MSG_process_get_name(MSG_process_self()),MSG_process_self_PID());
84 if (gras_dynar_length(pd->msg_queue))
85 WARN1("process %d terminated, but some queued messages where not handled",MSG_process_self_PID());
87 for (i=0; i< GRAS_MAX_CHANNEL; i++)
88 if (myPID == hd->proc[i])
91 for (i=0; i<hd->portLen; i++) {
92 if (hd->port2chan[ i ] == pd->chan) {
93 memmove(&(hd->port[i]), &(hd->port[i+1]), (hd->portLen -i -1) * sizeof(int));
94 memmove(&(hd->port2chan[i]), &(hd->port2chan[i+1]), (hd->portLen -i -1) * sizeof(int));
96 i--; /* counter the effect of the i++ at the end of the iteration */
103 /* **************************************************************************
105 * **************************************************************************/
107 gras_procdata_t *gras_procdata_get(void) {
108 gras_procdata_t *pd=(gras_procdata_t *)MSG_process_get_data(MSG_process_self());
110 gras_assert0(pd,"Run gras_process_init!");