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Diffstat (limited to 'sys/lib/libsa/net.h')
| -rw-r--r-- | sys/lib/libsa/net.h | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/sys/lib/libsa/net.h b/sys/lib/libsa/net.h new file mode 100644 index 00000000000..01beb6461d9 --- /dev/null +++ b/sys/lib/libsa/net.h @@ -0,0 +1,120 @@ +/* $NetBSD: net.h,v 1.9 1995/09/23 17:14:41 thorpej Exp $ */ + +/* + * Copyright (c) 1993 Adam Glass + * Copyright (c) 1992 Regents of the University of California. + * All rights reserved. + * + * This software was developed by the Computer Systems Engineering group + * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and + * contributed to Berkeley. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Lawrence Berkeley Laboratory and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#ifndef _KERNEL /* XXX - see <netinet/in.h> */ +#undef __IPADDR +#define __IPADDR(x) htonl((u_int32_t)(x)) +#endif + +#include "iodesc.h" + +#define BA { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff } + +/* Returns true if n_long's on the same net */ +#define SAMENET(a1, a2, m) ((a1.s_addr & m) == (a2.s_addr & m)) + +#define MACPY(s, d) bcopy((char *)s, (char *)d, 6) + +#define MAXTMO 20 /* seconds */ +#define MINTMO 2 /* seconds */ + +#define FNAME_SIZE 128 +#define IFNAME_SIZE 16 +#define RECV_SIZE 1536 /* XXX delete this */ + +/* + * How much room to leave for headers: + * 14: struct ether_header + * 20: struct ip + * 8: struct udphdr + * That's 42 but let's pad it out to 48 bytes. + */ +#define ETHER_SIZE 14 +#define HEADER_SIZE 48 + +extern u_char bcea[6]; +extern char rootpath[FNAME_SIZE]; +extern char bootfile[FNAME_SIZE]; +extern char hostname[FNAME_SIZE]; +extern int hostnamelen; +extern char domainname[FNAME_SIZE]; +extern int domainnamelen; +extern char ifname[IFNAME_SIZE]; + +/* All of these are in network order. */ +extern struct in_addr myip; +extern struct in_addr rootip; +extern struct in_addr swapip; +extern struct in_addr gateip; +extern struct in_addr nameip; +extern n_long netmask; + +extern int debug; /* defined in the machdep sources */ + +extern struct iodesc sockets[SOPEN_MAX]; + +/* ARP/RevARP functions: */ +u_char *arpwhohas __P((struct iodesc *, struct in_addr)); +void arp_reply __P((struct iodesc *, void *)); +int rarp_getipaddress __P((int)); + +/* Link functions: */ +ssize_t sendether __P((struct iodesc *d, void *pkt, size_t len, + u_char *dea, int etype)); +ssize_t readether __P((struct iodesc *d, void *pkt, size_t len, + time_t tleft, u_int16_t *etype)); + +ssize_t sendudp __P((struct iodesc *, void *, size_t)); +ssize_t readudp __P((struct iodesc *, void *, size_t, time_t)); +ssize_t sendrecv __P((struct iodesc *, + ssize_t (*)(struct iodesc *, void *, size_t), + void *, size_t, + ssize_t (*)(struct iodesc *, void *, size_t, time_t), + void *, size_t)); + +/* Utilities: */ +char *ether_sprintf __P((u_char *)); +int in_cksum __P((void *, int)); +char *inet_ntoa __P((struct in_addr)); +char *intoa __P((n_long)); /* similar to inet_ntoa */ +n_long inet_addr __P((char *)); + +/* Machine-dependent functions: */ +time_t getsecs __P((void)); |