/*
 * swman.c
 *
 * Copyright (c) 2009 Ismael Gomez-Miguelez, UPC <ismael.gomez at tsc.upc.edu>. All rights reserved.
 *
 *
 * This file is part of ALOE.
 *
 * ALOE is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * ALOE is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with ALOE.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

#include <stdlib.h>
#include <string.h>

#include "phal_hw_api.h"

#include "phid.h"
#include "phal_daemons.h"

#include "set.h"
#include "pkt.h"
#include "daemon.h"

#include "swman_cmds.h"

void swman_run();
void swman_alloc();
int swman_init(daemon_o daemon);

#ifdef RUN_AS_PROC
int main()
{
	swman_run();
        return 1;
}
#endif

/** SW MANAGER DAEMON MAIN FUNCTION
 *
 * Configures man_daemon_cfg structure and launches UTILS main function
 *
 * The following commands are accepted (constants are defined at swman_cmds.h)
 * and produce the following results:
 *								=== command produced ==
 *   Commands from CMD_MAN:
 * 	- SWMAN_LOADAPP: Command to load an applicatoin		--> SWLOAD_LOADOBJ/CMDMAN_SWLOADERR
 * 	- SWMAN_APPSTATUS: Modify the status of an app		--> EXEC_STATUS/CMDMAN_SWSTATUSERR
 *
 *   Commands from SENSOR(S):
 *	(from SWLOAD)
 *	- SWMAN_EXECREQ: Processor requests an executable	--> SWLOAD_EXECLOAD/SWLOAD_EXECERR/CMDMAN_SWLOADOK/ERR
 *	- SWMAN_EXECINFO: Processor requests exec. info		--> SWLOAD_EXECINFO/SWLOAD_EXECERR
 *	- SWMAN_EXECERR: Error while loading executable		--> CMDMAN_SWLOADERR
 *
 *	(from EXEC)
 *	- SWMAN_STATUSOK: Object notifies status change		--> CMDMAN_SWSTATUSOK
 *	- SWMAN_STATUSERR: Object not changed at time		--> CMDMAN_SWSTATUSERR
 *
 *   todo commands:
 *	- SWMAN_RTCFAULT: Exec reports failure in real-time	--> CMDMAN_RTCFAULT
 */
int swman_init(daemon_o d);

cmd_t cmds[] = {{	
	SWMAN_LOADAPP, swman_incmd_loadapp, "Load a waveform", "Error loading waveform"}, {
	SWMAN_APPSTATUS, swman_incmd_appstatus, "Change waveform status", "Error setting waveform status"}, {
	SWMAN_RTFAULT, swman_incmd_rtfault, "Object Real-Time Failure", "Error reading Real-Time Failure"}, {
	SWMAN_EXECREQ, swman_incmd_execreq, "Request executable", "Error requesting executable"}, {
	SWMAN_EXECINFO, swman_incmd_execinfo, "Request executable info", "Error requesting executable info"}, {
	SWMAN_EXECERR, swman_incmd_apperror, "Error with waveform", "Error loading waveform"}, {
	SWMAN_STATUSOK, swman_incmd_statusrep, "Object status report", "Error with status report"}, {
	SWMAN_STATUSERR, swman_incmd_statusrep, "Object status report error", "Error with status report"}, {
	SWMAN_APPINFO, swman_incmd_appinfo, "Get waveform information", "Error getting waveform information"}, {
	SWMAN_APPLS, swman_incmd_applist, "Get waveform list", "Error getting waveform list"}, {
	SWMAN_REPORTSTART, swman_incmd_appinfocmd, "Start reports", "Error starting report"}, {
	SWMAN_REPORTSTOP, swman_incmd_appinfocmd, "Stop reports", "Error stopping report"}, {
	SWMAN_LOGSSTART, swman_incmd_appinfocmd, "Start exec-logs", "Error starting exec-logs"}, {
	SWMAN_LOGSSTOP, swman_incmd_appinfocmd, "Stop exec-logs", "Error stopping exec-logs"}, {
	SWMAN_APPINFOREPORT, swman_incmd_appinforeport, "Exec information report", "Error with report information"}, {
	SWMAN_MAPAPPERROR, swman_incmd_apperror, "Error mapping waveform", "Error mapping waveform"}, { 0, NULL, NULL, NULL}};



void swman_run()
{
	daemon_o daemon;
	int n;
	
	if (!hwapi_init ()) {
		printf("Error initiating api\n");
		exit(-1);
	}


	swman_alloc();

	daemon = daemon_new(DAEMON_SWMAN, cmds);
	if (!daemon) {
		xprintf ("SWMAN: Error creating daemon\n");
		exit(-1);
	}

	if (swman_init(daemon) < 0) {
		exit(-1);
	}

	xprintf ("SWMAN: Init Ok\n");

	/** main daemon loop
	 * while packets in queue, process them
	 */
	while (1) {

		do {
			n = daemon_rcvpkt(daemon);
			if (n>0) {
				daemon_processcmd(daemon);
			}
                        if (n<0) {
                            exit(-1);
                        }
		} while (n>0);
		hwapi_relinquish_daemon();
	}

	daemon_delete(&daemon);

	exit(-1);
}