freebsd-dev/sys/ofed/include/net/ip.h

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/*-
* Copyright (c) 2010 Isilon Systems, Inc.
* Copyright (c) 2010 iX Systems, Inc.
* Copyright (c) 2010 Panasas, Inc.
* Copyright (c) 2013, 2014 Mellanox Technologies, Ltd.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice unmodified, this list of conditions, and the following
* disclaimer.
* 2. 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
*/
#ifndef _LINUX_NET_IP_H_
#define _LINUX_NET_IP_H_
#include "opt_inet.h"
#include <sys/types.h>
#include <sys/socket.h>
#include <net/if_types.h>
#include <net/if.h>
#include <net/if_var.h>
#include <netinet/in.h>
#include <netinet/in_pcb.h>
static inline void inet_get_local_port_range(int *low, int *high)
{
#ifdef INET
CURVNET_SET_QUIET(TD_TO_VNET(curthread));
*low = V_ipport_firstauto;
*high = V_ipport_lastauto;
CURVNET_RESTORE();
#else
*low = IPPORT_EPHEMERALFIRST; /* 10000 */
*high = IPPORT_EPHEMERALLAST; /* 65535 */
#endif
}
static inline void
ip_ib_mc_map(uint32_t addr, const unsigned char *bcast, char *buf)
{
unsigned char scope;
addr = ntohl(addr);
scope = bcast[5] & 0xF;
buf[0] = 0;
buf[1] = 0xff;
buf[2] = 0xff;
buf[3] = 0xff;
buf[4] = 0xff;
buf[5] = 0x10 | scope;
buf[6] = 0x40;
buf[7] = 0x1b;
buf[8] = bcast[8];
buf[9] = bcast[9];
buf[10] = 0;
buf[11] = 0;
buf[12] = 0;
buf[13] = 0;
buf[14] = 0;
buf[15] = 0;
buf[16] = (addr >> 24) & 0xff;
buf[17] = (addr >> 16) & 0xff;
buf[18] = (addr >> 8) & 0xff;
buf[19] = addr & 0xff;
}
#endif /* _LINUX_NET_IP_H_ */