qubes-linux-utils/qrexec-lib/unix-server.c
2017-12-15 20:20:15 +01:00

75 lines
2.0 KiB
C

/*
* The Qubes OS Project, http://www.qubes-os.org
*
* Copyright (C) 2010 Rafal Wojtczuk <rafal@invisiblethingslab.com>
*
* 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; either version 2
* of the License, or (at your option) any later version.
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#include <sys/socket.h>
#include <sys/un.h>
#include <stdio.h>
#include <sys/stat.h>
#include <unistd.h>
#include <stdlib.h>
#include <string.h>
//#include "qrexec.h"
int get_server_socket(const char *socket_address)
{
struct sockaddr_un sockname;
int s;
unlink(socket_address);
s = socket(AF_UNIX, SOCK_STREAM, 0);
if (s < 0) {
printf("socket() failed\n");
exit(1);
}
memset(&sockname, 0, sizeof(sockname));
sockname.sun_family = AF_UNIX;
strncpy(sockname.sun_path, socket_address, sizeof sockname.sun_path);
sockname.sun_path[sizeof sockname.sun_path - 1] = 0;
if (bind(s, (struct sockaddr *) &sockname, sizeof(sockname)) == -1) {
printf("bind() failed\n");
close(s);
exit(1);
}
// chmod(sockname.sun_path, 0666);
if (listen(s, 5) == -1) {
perror("listen() failed\n");
close(s);
exit(1);
}
return s;
}
int do_accept(int s)
{
struct sockaddr_un peer;
unsigned int addrlen;
int fd;
addrlen = sizeof(peer);
fd = accept(s, (struct sockaddr *) &peer, &addrlen);
if (fd == -1) {
perror("unix accept");
exit(1);
}
return fd;
}