1ea717577f
Summary: efi loader does not work with static network parameters. It always uses BOOTP/DHCP and also uses RARP as a fallback. Problems with DHCP servers can cause the loader to fail to populate network parameters. Submitted by: Siddharth Tuli <siddharthtuli_gmail.com> Reviewed by: imp Sponsored by: Juniper Networks, Inc. Differential Revision: https://reviews.freebsd.org/D20811
134 lines
4.2 KiB
C
134 lines
4.2 KiB
C
/* $NetBSD: net.h,v 1.10 1995/10/20 00:46:30 cgd Exp $ */
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/*
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* Copyright (c) 1993 Adam Glass
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* Copyright (c) 1992 Regents of the University of California.
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* All rights reserved.
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*
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* This software was developed by the Computer Systems Engineering group
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* at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
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* contributed to Berkeley.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _STAND_NET_H
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#define _STAND_NET_H
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#ifndef _KERNEL /* XXX - see <netinet/in.h> */
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#undef __IPADDR
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#define __IPADDR(x) htonl((uint32_t)(x))
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#endif
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#include "iodesc.h"
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#define BA { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }
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enum net_proto {
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NET_NONE,
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NET_NFS,
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NET_TFTP
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};
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/* Returns true if n_long's on the same net */
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#define SAMENET(a1, a2, m) ((a1.s_addr & m) == (a2.s_addr & m))
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#define MACPY(s, d) bcopy((char *)s, (char *)d, 6)
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#define MAXTMO 120 /* seconds */
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#define MINTMO 2 /* seconds */
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#define FNAME_SIZE 128
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#define IFNAME_SIZE 16
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#define RECV_SIZE 1536 /* XXX delete this */
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/*
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* How much room to leave for headers:
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* 14: struct ether_header
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* 20: struct ip
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* 8: struct udphdr
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* That's 42 but let's pad it out to 48 bytes.
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*/
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#define ETHER_SIZE 14
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#define HEADER_SIZE 48
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extern u_char bcea[6];
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extern char rootpath[FNAME_SIZE];
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extern char bootfile[FNAME_SIZE];
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extern char hostname[FNAME_SIZE];
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extern int hostnamelen;
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extern char domainname[FNAME_SIZE];
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extern int domainnamelen;
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extern int netproto;
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extern char ifname[IFNAME_SIZE];
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/* All of these are in network order. */
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extern struct in_addr myip;
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extern struct in_addr rootip;
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extern struct in_addr swapip;
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extern struct in_addr gateip;
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extern struct in_addr nameip;
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extern struct in_addr servip;
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extern n_long netmask;
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extern u_int intf_mtu;
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extern int debug; /* defined in the machdep sources */
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extern struct iodesc sockets[SOPEN_MAX];
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/* ARP/RevARP functions: */
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u_char *arpwhohas(struct iodesc *, struct in_addr);
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void arp_reply(struct iodesc *, void *);
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int rarp_getipaddress(int);
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/* Link functions: */
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ssize_t sendether(struct iodesc *d, void *pkt, size_t len,
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u_char *dea, int etype);
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ssize_t readether(struct iodesc *, void **, void **, time_t, uint16_t *);
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ssize_t sendip(struct iodesc *, void *, size_t, uint8_t);
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ssize_t readip(struct iodesc *, void **, void **, time_t, uint8_t);
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ssize_t sendudp(struct iodesc *, void *, size_t);
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ssize_t readudp(struct iodesc *, void **, void **, time_t);
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ssize_t sendrecv(struct iodesc *,
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ssize_t (*)(struct iodesc *, void *, size_t),
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void *, size_t,
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ssize_t (*)(struct iodesc *, void **, void **, time_t,
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void *),
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void **, void **, void *);
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/* bootp/DHCP */
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void bootp(int);
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/* Utilities: */
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char *ether_sprintf(u_char *);
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int in_cksum(void *, int);
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char *inet_ntoa(struct in_addr);
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char *intoa(n_long); /* similar to inet_ntoa */
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n_long inet_addr(char *);
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#endif /* ! _STAND_NET_H */
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