ip.h

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    1 /*-
    2  * Copyright (c) 2010 Isilon Systems, Inc.
    3  * Copyright (c) 2010 iX Systems, Inc.
    4  * Copyright (c) 2010 Panasas, Inc.
    5  * Copyright (c) 2013, 2014 Mellanox Technologies, Ltd.
    6  * All rights reserved.
    7  *
    8  * Redistribution and use in source and binary forms, with or without
    9  * modification, are permitted provided that the following conditions
   10  * are met:
   11  * 1. Redistributions of source code must retain the above copyright
   12  *    notice unmodified, this list of conditions, and the following
   13  *    disclaimer.
   14  * 2. Redistributions in binary form must reproduce the above copyright
   15  *    notice, this list of conditions and the following disclaimer in the
   16  *    documentation and/or other materials provided with the distribution.
   17  *
   18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
   19  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
   20  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
   21  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
   22  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
   23  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
   24  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
   25  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   26  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
   27  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   28  *
   29  * $FreeBSD$
   30  */
   31 #ifndef _LINUXKPI_NET_IP_H_
   32 #define _LINUXKPI_NET_IP_H_
   33 
   34 #include "opt_inet.h"
   35 
   36 #include <sys/types.h>
   37 #include <sys/socket.h>
   38 
   39 #include <net/if_types.h>
   40 #include <net/if.h>
   41 #include <net/if_var.h>
   42 
   43 #include <netinet/in.h>
   44 #include <netinet/in_pcb.h>
   45 
   46 static inline void
   47 inet_get_local_port_range(struct vnet *vnet, int *low, int *high)
   48 {
   49 #ifdef INET
   50         CURVNET_SET_QUIET(vnet);
   51         *low = V_ipport_firstauto;
   52         *high = V_ipport_lastauto;
   53         CURVNET_RESTORE();
   54 #else
   55         *low = IPPORT_EPHEMERALFIRST;     /* 10000 */
   56         *high = IPPORT_EPHEMERALLAST;     /* 65535 */
   57 #endif
   58 }
   59 
   60 static inline void
   61 ip_eth_mc_map(uint32_t addr, char *buf)
   62 {
   63 
   64         addr = ntohl(addr);
   65 
   66         buf[0] = 0x01;
   67         buf[1] = 0x00;
   68         buf[2] = 0x5e;
   69         buf[3] = (addr >> 16) & 0x7f;
   70         buf[4] = (addr >> 8) & 0xff;
   71         buf[5] = (addr & 0xff);
   72 }
   73 
   74 static inline void
   75 ip_ib_mc_map(uint32_t addr, const unsigned char *bcast, char *buf)
   76 {
   77         unsigned char scope;
   78 
   79         addr = ntohl(addr);
   80         scope = bcast[5] & 0xF;
   81         buf[0] = 0;
   82         buf[1] = 0xff;
   83         buf[2] = 0xff;
   84         buf[3] = 0xff;
   85         buf[4] = 0xff;
   86         buf[5] = 0x10 | scope;
   87         buf[6] = 0x40;
   88         buf[7] = 0x1b;
   89         buf[8] = bcast[8];
   90         buf[9] = bcast[9];
   91         buf[10] = 0;
   92         buf[11] = 0;
   93         buf[12] = 0;
   94         buf[13] = 0;
   95         buf[14] = 0;
   96         buf[15] = 0;
   97         buf[16] = (addr >> 24) & 0xff;
   98         buf[17] = (addr >> 16) & 0xff;
   99         buf[18] = (addr >> 8) & 0xff;
  100         buf[19] = addr & 0xff;
  101 }
  102 
  103 #endif  /* _LINUXKPI_NET_IP_H_ */

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FreeBSD/Linux Kernel Cross Reference sys/compat/linuxkpi/common/include/net/ip.h

FreeBSD/Linux Kernel Cross Reference
sys/compat/linuxkpi/common/include/net/ip.h