alix-usv/daemon/alix-usv.c

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C
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2009-03-15 14:41:24 +01:00
/***************************************************************************
* Copyright (C) 03/2009 by Olaf Rempel *
* razzor@kopf-tisch.de *
* *
* This program 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; version 2 of the License *
* *
* This program 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 this program; if not, write to the *
* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <getopt.h>
#include "logging.h"
#include "unixsocket.h"
#define DEFAULT_SOCKET "alix-usvd.sock"
static struct option opts[] = {
{"command", 1, 0, 'c'},
{"help", 0, 0, 'h'},
{"socket", 1, 0, 's'},
{0, 0, 0, 0}
};
int main(int argc, char *argv[])
{
char *socket_path = DEFAULT_SOCKET;
char *cmd = NULL;
int code, arg = 0;
do {
code = getopt_long(argc, argv, "c:hs:", opts, &arg);
switch (code) {
case 'c': /* command */
if (strncasecmp(optarg, "IDLE", 4) == 0)
cmd = optarg;
else if (strncasecmp(optarg, "TEST", 4) == 0)
cmd = optarg;
else if (strncasecmp(optarg, "CHARGE", 6) == 0)
cmd = optarg;
else if (strncasecmp(optarg, "POWEROFF", 8) == 0)
cmd = optarg;
else if (strncasecmp(optarg, "STATUS", 6) == 0)
cmd = optarg;
break;
case 's': /* socket */
socket_path = optarg;
break;
case 'h': /* help */
printf("Usage: alix-usv [-s socket] -c <status|idle|charge|test|poweroff>\n\n");
exit(0);
break;
case '?': /* error */
exit(1);
break;
default: /* unknown / all options parsed */
break;
}
} while (code != -1);
if (cmd == NULL) {
log_print(LOG_ERROR, "invalid command: %s", cmd);
return -1;
}
int sock = unix_connect(socket_path);
if (sock < 0)
return -1;
write(sock, cmd, strlen(cmd));
char buf[64];
int len = read(sock, buf, sizeof(buf));
if (len <= 0) {
log_print(LOG_ERROR, "no answer from server");
return -1;
}
log_print(LOG_INFO, "%s", buf);
close(sock);
return 0;
}