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 _LINUX_NET_IP_H_ 32 #define _LINUX_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 inet_get_local_port_range(int *low, int *high) 47 { 48 #ifdef INET 49 CURVNET_SET_QUIET(TD_TO_VNET(curthread)); 50 *low = V_ipport_firstauto; 51 *high = V_ipport_lastauto; 52 CURVNET_RESTORE(); 53 #else 54 *low = IPPORT_EPHEMERALFIRST; /* 10000 */ 55 *high = IPPORT_EPHEMERALLAST; /* 65535 */ 56 #endif 57 } 58 59 static inline void 60 ip_ib_mc_map(uint32_t addr, const unsigned char *bcast, char *buf) 61 { 62 unsigned char scope; 63 64 addr = ntohl(addr); 65 scope = bcast[5] & 0xF; 66 buf[0] = 0; 67 buf[1] = 0xff; 68 buf[2] = 0xff; 69 buf[3] = 0xff; 70 buf[4] = 0xff; 71 buf[5] = 0x10 | scope; 72 buf[6] = 0x40; 73 buf[7] = 0x1b; 74 buf[8] = bcast[8]; 75 buf[9] = bcast[9]; 76 buf[10] = 0; 77 buf[11] = 0; 78 buf[12] = 0; 79 buf[13] = 0; 80 buf[14] = 0; 81 buf[15] = 0; 82 buf[16] = (addr >> 24) & 0xff; 83 buf[17] = (addr >> 16) & 0xff; 84 buf[18] = (addr >> 8) & 0xff; 85 buf[19] = addr & 0xff; 86 } 87 88 #endif /* _LINUX_NET_IP_H_ */ 89