usr.sbin/ndbootd/ndbootd.h

   1 /*      $NetBSD: ndbootd.h,v 1.4 2003/08/17 22:34:17 itojun Exp $       */
   2
   3 /* ndbootd.h - header file for the Sun Network Disk (nd) daemon: */
   4
   5 /*
   6  * Copyright (c) 2001 Matthew Fredette.  All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  *   1. Redistributions of source code must retain the above copyright
  12  *      notice, this list of conditions and the following disclaimer.
  13  *   2. Redistributions in binary form must reproduce the above copyright
  14  *      notice, this list of conditions and the following disclaimer in the
  15  *      documentation and/or other materials provided with the distribution.
  16  *   3. All advertising materials mentioning features or use of this software
  17  *      must display the following acknowledgement:
  18  *        This product includes software developed by Matthew Fredette.
  19  *   4. The name of Matthew Fredette may not be used to endorse or promote
  20  *      products derived from this software without specific prior written
  21  *      permission.
  22  *
  23  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
  24  * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
  25  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  26  */
  27
  28 /* <<Header: /data/home/fredette/project/THE-WEIGHT-CVS/ndbootd/ndbootd.h,v 1.3 2001/05/22 13:13:20 fredette Exp >> */
  29
  30 /*
  31  * <<Log: ndbootd.h,v >>
  32  * Revision 1.3  2001/05/22 13:13:20  fredette
  33  * Ran indent(1) with NetBSD's KNF-approximating profile.
  34  *
  35  * Revision 1.2  2001/01/31 17:35:16  fredette
  36  * Now include param.h.
  37  *
  38  * Revision 1.1  2001/01/29 15:12:13  fredette
  39  * Added.
  40  *
  41  */
  42
  43 #ifndef _NDBOOTD_H
  44 #define _NDBOOTD_H
  45
  46 #if 0
  47 static const char _ndbootd_h_rcsid[] = "<<Id: ndbootd.h,v 1.3 2001/05/22 13:13:20 fredette Exp >>";
  48 #endif
  49
  50 /* includes: */
  51 #ifdef HAVE_CONFIG_H
  52 #include "config.h"
  53 #endif                          /* HAVE_CONFIG_H */
  54 #include <assert.h>
  55 #include <unistd.h>
  56 #include <stdio.h>
  57 #include <stdlib.h>
  58 #include <string.h>
  59 #include <errno.h>
  60 #include <fcntl.h>
  61 #include <netdb.h>
  62 #include <sys/param.h>
  63 #include <sys/socket.h>
  64 #include <sys/stat.h>
  65 #include <net/if.h>
  66 #include <netinet/in_systm.h>
  67 #include <netinet/in.h>
  68 #if defined(HAVE_SYS_SOCKIO_H)
  69 #include <sys/sockio.h>
  70 #elif defined(HAVE_SYS_SOCKETIO_H)      /* HAVE_SYS_SOCKIO_H,
  71                                          * HAVE_SYS_SOCKETIO_H */
  72 #include <sys/socketio.h>
  73 #endif                          /* HAVE_SYS_SOCKETIO_H */
  74 #include <sys/ioctl.h>
  75 #ifdef HAVE_IOCTLS_H
  76 #include <ioctls.h>
  77 #endif                          /* HAVE_IOCTLS_H */
  78 #ifdef HAVE_NET_IF_ETHER_H
  79 #include <net/if_ether.h>
  80 #endif                          /* HAVE_NET_IF_ETHER_H */
  81 #ifdef HAVE_NET_ETHERNET_H
  82 #include <net/ethernet.h>
  83 #endif                          /* HAVE_NET_ETHERNET_H */
  84 #include <netinet/ip.h>
  85 #ifdef HAVE_NET_IF_DL_H
  86 #include <net/if_dl.h>
  87 #endif                          /* HAVE_NET_IF_DL_H */
  88 #include <arpa/inet.h>
  89 #include <ifaddrs.h>
  90
  91 /* macros: */
  92 #ifdef __STDC__
  93 #define _NDBOOTD_P(x) x
  94 #else                           /* !__STDC__ */
  95 #define _NDBOOTD_P(x)
  96 #endif                          /* !__STDC__ */
  97 #undef FALSE
  98 #undef TRUE
  99 #define FALSE (0)
 100 #define TRUE (!FALSE)
 101 #ifndef HAVE_STRERROR
 102 #define strerror(e) ((e) < sys_nerr ? sys_errlist[e] : "unknown error")
 103 #endif                          /* !HAVE_STRERROR */
 104 #ifndef MAX
 105 #define MAX(a, b) ((a) > (b) ? (a) : (b))
 106 #endif                          /* !MAX */
 107 #ifndef MIN
 108 #define MIN(a, b) ((a) < (b) ? (a) : (b))
 109 #endif                          /* !MIN */
 110 #if 1
 111 #define _NDBOOTD_DO_DEBUG
 112 #endif
 113 #ifdef _NDBOOTD_DO_DEBUG
 114 #define _NDBOOTD_DEBUG(x) do { if (_ndbootd_debug) { FILE *fp; int saved_errno; fp = stderr; saved_errno = errno; fprintf(fp, "%s: ", _ndbootd_argv0); errno = saved_errno; fprintf x ; fputc('\n', fp); errno = saved_errno; } } while(0)
 115 #else                           /* !_NDBOOTD_DO_DEBUG */
 116 #define _NDBOOTD_DEBUG(x)
 117 #endif                          /* !_NDBOOTD_DO_DEBUG */
 118 #define NDBOOTD_PID_FILE "/var/run/ndbootd.pid"
 119
 120 #define NDBOOTD_OFFSETOF(t, m) (((char *) &(((t *) NULL)-> m)) - ((char *) ((t *) NULL)))
 121
 122 #define NDBOOT_OP_READ      (0x01)
 123 #define NDBOOT_OP_WRITE     (0x02)
 124 #define NDBOOT_OP_ERROR     (0x03)
 125 #define NDBOOT_OP_MASK      (0x07)
 126 #define NDBOOT_OP_FLAG_WAIT (1 << 3)
 127 #define NDBOOT_OP_FLAG_DONE (1 << 4)
 128 #define NDBOOT_MAX_PACKET_DATA (1024)
 129 #define NDBOOT_MAX_BYTE_COUNT  (63 * 1024)
 130 #define NDBOOT_WINDOW_SIZE_DEFAULT (6)
 131 #define NDBOOT_BSIZE        (512)
 132 #define NDBOOT_MINOR_NDP0   (0x40)
 133 #undef IPPROTO_ND
 134 #define IPPROTO_ND 77
 135
 136 /* structures: */
 137
 138 /* our network interface: */
 139 struct ndbootd_interface {
 140
 141         /* the interface: */
 142         struct ifreq *ndbootd_interface_ifreq;
 143
 144         /* our Ethernet address: */
 145         u_int8_t ndbootd_interface_ether[ETHER_ADDR_LEN];
 146
 147         /* the socket for the interface: */
 148         int ndbootd_interface_fd;
 149
 150         /* private data for the raw interface: */
 151         void *_ndbootd_interface_raw_private;
 152 };
 153 /* the Sun Network Disk (nd) packet format: */
 154 struct ndboot_packet {
 155
 156         /* the operation code: */
 157         u_int8_t ndboot_packet_op;
 158
 159         /* the minor device: */
 160         u_int8_t ndboot_packet_minor;
 161
 162         /* any error: */
 163         int8_t ndboot_packet_error;
 164
 165         /* the disk version number: */
 166         int8_t ndboot_packet_disk_version;
 167
 168         /* the sequence number: */
 169         int32_t ndboot_packet_sequence;
 170
 171         /* the disk block number: */
 172         int32_t ndboot_packet_block_number;
 173
 174         /* the byte count: */
 175         int32_t ndboot_packet_byte_count;
 176
 177         /* the residual byte count: */
 178         int32_t ndboot_packet_residual_byte_count;
 179
 180         /* the current byte offset: */
 181         int32_t ndboot_packet_current_byte_offset;
 182
 183         /* the current byte count: */
 184         int32_t ndboot_packet_current_byte_count;
 185 };
 186
 187 /* prototypes: */
 188 int ndbootd_raw_open _NDBOOTD_P((struct ndbootd_interface *));
 189 int ndbootd_raw_read _NDBOOTD_P((struct ndbootd_interface *, void *, size_t));
 190 int ndbootd_raw_write _NDBOOTD_P((struct ndbootd_interface *, void *, size_t));
 191
 192 #endif                          /* !_NDBOOTD_H */