1 /* $OpenBSD: pxe_udp.c,v 1.1 2014/11/19 20:10:01 miod Exp $ */
2 /* $NetBSD: net.c,v 1.14 1996/10/13 02:29:02 christos Exp $ */
3
4 /*
5 * Copyright (c) 1992 Regents of the University of California.
6 * All rights reserved.
7 *
8 * This software was developed by the Computer Systems Engineering group
9 * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
10 * contributed to Berkeley.
11 *
12 * Redistribution and use in source and binary forms, with or without
13 * modification, are permitted provided that the following conditions
14 * are met:
15 * 1. Redistributions of source code must retain the above copyright
16 * notice, this list of conditions and the following disclaimer.
17 * 2. Redistributions in binary form must reproduce the above copyright
18 * notice, this list of conditions and the following disclaimer in the
19 * documentation and/or other materials provided with the distribution.
20 * 3. All advertising materials mentioning features or use of this software
21 * must display the following acknowledgement:
22 * This product includes software developed by the University of
23 * California, Lawrence Berkeley Laboratory and its contributors.
24 * 4. Neither the name of the University nor the names of its contributors
25 * may be used to endorse or promote products derived from this software
26 * without specific prior written permission.
27 *
28 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
29 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
30 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
31 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
32 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
33 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
34 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
35 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
36 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
37 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
38 * SUCH DAMAGE.
39 *
40 * @(#) Header: net.c,v 1.9 93/08/06 19:32:15 leres Exp (LBL)
41 */
42
43 #include <sys/param.h>
44 #include <sys/socket.h>
45
46 #include <net/if.h>
47
48 #include <netinet/in.h>
49 #include <netinet/if_ether.h>
50 #include <netinet/ip.h>
51 #include <netinet/ip_var.h>
52 #include <netinet/udp.h>
53 #include <netinet/udp_var.h>
54
55 #include <lib/libsa/stand.h>
56 #include <lib/libsa/net.h>
57
58 #include <pxeboot.h>
59
60 /* Caller must leave room for ethernet, ip and udp headers in front!! */
61 ssize_t
sendudp(struct iodesc * d,void * pkt,size_t len)62 sendudp(struct iodesc *d, void *pkt, size_t len)
63 {
64 return pxesendudp(d, pkt, len);
65 }
66
67 /*
68 * Receive a UDP packet and validate it is for us.
69 * Caller leaves room for the headers (Ether, IP, UDP)
70 */
71 ssize_t
readudp(struct iodesc * d,void * pkt,size_t len,time_t tleft)72 readudp(struct iodesc *d, void *pkt, size_t len, time_t tleft)
73 {
74 return pxereadudp(d, pkt, len, tleft);
75 }
76