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/*
* Copyright (C) 2000 Lennert Buytenhek
*
* 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
#include <string.h>
#include <sys/fcntl.h>
#include <sys/ioctl.h>
#include <sys/time.h>
#include <sys/utsname.h>
#include "libbridge.h"
#include "libbridge_private.h"
static int br_ioctl32(unsigned long arg0, unsigned long arg1, unsigned long arg2)
{
unsigned long arg[3];
arg[0] = arg0;
arg[1] = arg1;
arg[2] = arg2;
return ioctl(br_socket_fd, SIOCGIFBR, arg);
}
#ifdef __sparc__
static int br_ioctl64(unsigned long arg0, unsigned long arg1, unsigned long arg2)
{
unsigned long long arg[3];
arg[0] = arg0;
arg[1] = arg1;
arg[2] = arg2;
return ioctl(br_socket_fd, SIOCGIFBR, arg);
}
int __kernel_is_64_bit()
{
static int kernel_is_64_bit = -1;
if (kernel_is_64_bit == -1) {
struct utsname buf;
uname(&buf);
kernel_is_64_bit = !strcmp(buf.machine, "sparc64");
}
return kernel_is_64_bit;
}
#endif
int br_ioctl(unsigned long arg0, unsigned long arg1, unsigned long arg2)
{
#ifdef __sparc__
if (__kernel_is_64_bit())
return br_ioctl64(arg0, arg1, arg2);
#endif
return br_ioctl32(arg0, arg1, arg2);
}
int br_get_version(void)
{
return br_ioctl(BRCTL_GET_VERSION, 0, 0);
}
int br_add_bridge(const char *brname)
{
char _br[IFNAMSIZ];
memcpy(_br, brname, IFNAMSIZ);
if (br_ioctl(BRCTL_ADD_BRIDGE, (unsigned long)_br, 0) < 0)
return errno;
return 0;
}
int br_del_bridge(const char *brname)
{
char _br[IFNAMSIZ];
memcpy(_br, brname, IFNAMSIZ);
if (br_ioctl(BRCTL_DEL_BRIDGE, (unsigned long)_br, 0) < 0)
return errno;
return 0;
}
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