1 /* $NetBSD: net.h,v 1.10 1995/10/20 00:46:30 cgd Exp $ */
4 * Copyright (c) 1993 Adam Glass
5 * Copyright (c) 1992 Regents of the University of California.
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.
12 * Redistribution and use in source and binary forms, with or without
13 * modification, are permitted provided that the following conditions
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. Neither the name of the University nor the names of its contributors
21 * may be used to endorse or promote products derived from this software
22 * without specific prior written permission.
24 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
41 #ifndef _KERNEL /* XXX - see <netinet/in.h> */
43 #define __IPADDR(x) htonl((uint32_t)(x))
48 #define BA { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }
56 /* Returns true if n_long's on the same net */
57 #define SAMENET(a1, a2, m) ((a1.s_addr & m) == (a2.s_addr & m))
59 #define MACPY(s, d) bcopy((char *)s, (char *)d, 6)
61 #define MAXTMO 120 /* seconds */
62 #define MINTMO 2 /* seconds */
64 #define FNAME_SIZE 128
65 #define IFNAME_SIZE 16
66 #define RECV_SIZE 1536 /* XXX delete this */
69 * How much room to leave for headers:
70 * 14: struct ether_header
73 * That's 42 but let's pad it out to 48 bytes.
76 #define HEADER_SIZE 48
78 extern u_char bcea[6];
79 extern char rootpath[FNAME_SIZE];
80 extern char bootfile[FNAME_SIZE];
81 extern char hostname[FNAME_SIZE];
82 extern int hostnamelen;
83 extern char domainname[FNAME_SIZE];
84 extern int domainnamelen;
86 extern char ifname[IFNAME_SIZE];
88 /* All of these are in network order. */
89 extern struct in_addr myip;
90 extern struct in_addr rootip;
91 extern struct in_addr swapip;
92 extern struct in_addr gateip;
93 extern struct in_addr nameip;
94 extern struct in_addr servip;
95 extern n_long netmask;
96 extern u_int intf_mtu;
98 extern int debug; /* defined in the machdep sources */
100 extern struct iodesc sockets[SOPEN_MAX];
102 /* ARP/RevARP functions: */
103 u_char *arpwhohas(struct iodesc *, struct in_addr);
104 void arp_reply(struct iodesc *, void *);
105 int rarp_getipaddress(int);
107 /* Link functions: */
108 ssize_t sendether(struct iodesc *d, void *pkt, size_t len,
109 u_char *dea, int etype);
110 ssize_t readether(struct iodesc *, void **, void **, time_t, uint16_t *);
112 ssize_t sendip(struct iodesc *, void *, size_t, uint8_t);
113 ssize_t readip(struct iodesc *, void **, void **, time_t, uint8_t);
114 ssize_t sendudp(struct iodesc *, void *, size_t);
115 ssize_t readudp(struct iodesc *, void **, void **, time_t);
116 ssize_t sendrecv(struct iodesc *,
117 ssize_t (*)(struct iodesc *, void *, size_t),
119 ssize_t (*)(struct iodesc *, void **, void **, time_t,
121 void **, void **, void *);
127 char *ether_sprintf(u_char *);
128 int in_cksum(void *, int);
129 char *inet_ntoa(struct in_addr);
130 char *intoa(n_long); /* similar to inet_ntoa */
131 n_long inet_addr(char *);
133 #endif /* ! _STAND_NET_H */