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/* csd-daemon.c
**
** Copyright 2013, Mozilla Corporation
**
** Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are met:
** * Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** * Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in the
** documentation and/or other materials provided with the distribution.
** * Neither the name of The Android Open Source Project nor the names of
** its contributors may be used to endorse or promote products derived
** from this software without specific prior written permission.
**
** THIS SOFTWARE IS PROVIDED BY Mozilla Corporation ``AS IS'' AND
** ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
** IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
** ARE DISCLAIMED. IN NO EVENT SHALL The Android Open Source Project BE LIABLE
** FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
** DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
** SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
** CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
** LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
** OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
** DAMAGE.
*/
#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include <string.h>
#include <unistd.h>
#include <sys/socket.h>
#include <sys/un.h>
#include "common.h"
static void usage(void)
{
ERR("csd-client disable-device | enable-(rx|tx)-device | volume | mic-mute | start-voice | stop-voice | quit\n");
}
int main(int argc, char **argv)
{
char *command = argv[1];
struct sockaddr_un sa;
int fd, len;
int32_t ret = 0;
if (argc != 2) {
usage();
return -1;
}
len = strlen(command);
if (len > COMMAND_MAX) {
ERR("Argument too long\n");
return -1;
}
if ((fd = socket(AF_UNIX, SOCK_STREAM, 0)) < 0) {
ERR("Could not create socket\n");
goto error;
}
sa.sun_family = AF_UNIX;
snprintf(sa.sun_path, sizeof(sa.sun_path), DEFAULT_SOCKET_PATH);
if (connect(fd, (struct sockaddr *) &sa, sizeof(sa)) < 0) {
ERR("Could not connect to daemon\n");
goto error;
}
/* len + 1 because we want to write out the NULL as well */
if (write(fd, command, len + 1) < len) {
ERR("Error writing to socket");
goto error;
}
if (read(fd, &ret, 4) < 4) {
ERR("Error getting return code");
goto error;
}
out:
close(fd);
return ret;
error:
ret = -1;
goto out;
}
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