1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
|
/* $NetBSD: netboot.h,v 1.4 1995/04/22 14:07:54 cgd 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.
*/
#include "exec_var.h"
#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 & m) == (a2 & 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 */
/* Size of struct ether_header + struct ip + struct udphdr */
#define ETHER_SIZE 14
#define HEADER_SIZE (ETHER_SIZE + 20 + 8)
extern u_char bcea[6];
extern char rootpath[FNAME_SIZE];
extern char swappath[FNAME_SIZE];
extern char ifname[IFNAME_SIZE];
extern n_long rootip;
extern n_long swapip;
extern n_long gateip;
extern n_long smask;
extern n_long nmask;
extern n_long mask;
extern time_t bot;
#ifdef DEBUG
extern int debug; /* defined in the machdep sources */
#endif
/* ARP functions: */
u_char *arpwhohas __P((struct iodesc *, n_long));
/* ARP functions: */
void getnfsfh __P((struct iodesc *, char *, u_char *));
void getnfsinfo __P((struct iodesc *, time_t *, u_long *, u_long *));
int lookupfh __P((struct iodesc *, char *, u_char *, time_t *,
u_long *, u_long *));
int readdata __P((struct iodesc *, u_long, void *, u_long));
void readseg __P((struct iodesc *, u_long, u_long, u_long));
/* Ethernet functions: */
void ethernet_init __P((struct iodesc *));
int ethernet_put __P((struct iodesc *, void *, int));
int ethernet_poll __P((struct iodesc *, void *, int));
int ethernet_get __P((struct iodesc *, void *, int, time_t));
void ethernet_macaddr __P((struct iodesc *, int, u_char *));
int sendether __P((struct iodesc *, void *, int, u_char *, int));
int sendudp __P((struct iodesc *, void *, int));
int recvudp __P((struct iodesc *, void *, int, time_t));
int sendrecv __P((struct iodesc *, int (*)(struct iodesc *, void *, int),
void *, int, int (*)(struct iodesc *, void *, int), void *, int));
void *checkudp __P((struct iodesc *, void *, int *));
/* utilties: */
void panic __P((const char *, ...));
char *ether_sprintf __P((u_char *));
int in_cksum __P((void *, int));
char *intoa __P((n_long)); /* similar to inet_ntoa */
void call __P((u_long)); /* ??? */
/* Machine-dependent functions: */
time_t getsecs __P((void));
u_long gettenths __P((void));
void delay __P((u_long));
int putchar __P((int));
#ifdef notyet /* XXX */
int getchar __P((void));
/* something to check for a char... */
#endif
void machdep_common_ether __P((unsigned char *));
void machdep_exec_setup __P((struct exec_var *));
int machdep_exec_override __P((struct iodesc *, struct exec_var *));
int machdep_exec __P((struct iodesc *, struct exec_var *));
void machdep_stop __P((void));
|