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_ */
Cache object: c4230875808c71025eaee8e689a2d0d3
|