usr/src/grub/grub-0.97/netboot/bootp.h

   1 #ifndef _BOOTP_H
   2 #define _BOOTP_H
   3
   4 #include "if_ether.h"
   5 #include "ip.h"
   6 #include "udp.h"
   7
   8 #ifndef MAX_BOOTP_RETRIES
   9 #define MAX_BOOTP_RETRIES       20
  10 #endif
  11
  12 #ifdef  ALTERNATE_DHCP_PORTS_1067_1068
  13 #undef  NON_STANDARD_BOOTP_SERVER
  14 #define NON_STANDARD_BOOTP_SERVER       1067
  15 #undef  NON_STANDARD_BOOTP_CLIENT
  16 #define NON_STANDARD_BOOTP_CLIENT       1068
  17 #endif
  18
  19 #ifdef  NON_STANDARD_BOOTP_SERVER
  20 #define BOOTP_SERVER    NON_STANDARD_BOOTP_SERVER
  21 #else
  22 #define BOOTP_SERVER    67
  23 #endif
  24 #ifdef  NON_STANDARD_BOOTP_CLIENT
  25 #define BOOTP_CLIENT    NON_STANDARD_BOOTP_CLIENT
  26 #else
  27 #define BOOTP_CLIENT    68
  28 #endif
  29
  30 #define BOOTP_REQUEST   1
  31 #define BOOTP_REPLY     2
  32
  33 #define TAG_LEN(p)              (*((p)+1))
  34 #define RFC1533_COOKIE          99, 130, 83, 99
  35 #define RFC1533_PAD             0
  36 #define RFC1533_NETMASK         1
  37 #define RFC1533_TIMEOFFSET      2
  38 #define RFC1533_GATEWAY         3
  39 #define RFC1533_TIMESERVER      4
  40 #define RFC1533_IEN116NS        5
  41 #define RFC1533_DNS             6
  42 #define RFC1533_LOGSERVER       7
  43 #define RFC1533_COOKIESERVER    8
  44 #define RFC1533_LPRSERVER       9
  45 #define RFC1533_IMPRESSSERVER   10
  46 #define RFC1533_RESOURCESERVER  11
  47 #define RFC1533_HOSTNAME        12
  48 #define RFC1533_BOOTFILESIZE    13
  49 #define RFC1533_MERITDUMPFILE   14
  50 #define RFC1533_DOMAINNAME      15
  51 #define RFC1533_SWAPSERVER      16
  52 #define RFC1533_ROOTPATH        17
  53 #define RFC1533_EXTENSIONPATH   18
  54 #define RFC1533_IPFORWARDING    19
  55 #define RFC1533_IPSOURCEROUTING 20
  56 #define RFC1533_IPPOLICYFILTER  21
  57 #define RFC1533_IPMAXREASSEMBLY 22
  58 #define RFC1533_IPTTL           23
  59 #define RFC1533_IPMTU           24
  60 #define RFC1533_IPMTUPLATEAU    25
  61 #define RFC1533_INTMTU          26
  62 #define RFC1533_INTLOCALSUBNETS 27
  63 #define RFC1533_INTBROADCAST    28
  64 #define RFC1533_INTICMPDISCOVER 29
  65 #define RFC1533_INTICMPRESPOND  30
  66 #define RFC1533_INTROUTEDISCOVER 31
  67 #define RFC1533_INTROUTESOLICIT 32
  68 #define RFC1533_INTSTATICROUTES 33
  69 #define RFC1533_LLTRAILERENCAP  34
  70 #define RFC1533_LLARPCACHETMO   35
  71 #define RFC1533_LLETHERNETENCAP 36
  72 #define RFC1533_TCPTTL          37
  73 #define RFC1533_TCPKEEPALIVETMO 38
  74 #define RFC1533_TCPKEEPALIVEGB  39
  75 #define RFC1533_NISDOMAIN       40
  76 #define RFC1533_NISSERVER       41
  77 #define RFC1533_NTPSERVER       42
  78 #define RFC1533_VENDOR          43
  79 #define RFC1533_NBNS            44
  80 #define RFC1533_NBDD            45
  81 #define RFC1533_NBNT            46
  82 #define RFC1533_NBSCOPE         47
  83 #define RFC1533_XFS             48
  84 #define RFC1533_XDM             49
  85 #ifndef NO_DHCP_SUPPORT
  86 #define RFC2132_REQ_ADDR        50
  87 #define RFC2132_MSG_TYPE        53
  88 #define RFC2132_SRV_ID          54
  89 #define RFC2132_PARAM_LIST      55
  90 #define RFC2132_MAX_SIZE        57
  91 #define RFC2132_VENDOR_CLASS_ID 60
  92
  93 #define DHCPDISCOVER            1
  94 #define DHCPOFFER               2
  95 #define DHCPREQUEST             3
  96 #define DHCPACK                 5
  97 #endif  /* NO_DHCP_SUPPORT */
  98
  99 #define RFC1533_VENDOR_MAJOR    0
 100 #define RFC1533_VENDOR_MINOR    0
 101
 102 #define RFC1533_VENDOR_MAGIC    128
 103 #define RFC1533_VENDOR_ADDPARM  129
 104 #define RFC1533_VENDOR_ETHDEV   130
 105 #ifdef  IMAGE_FREEBSD
 106 #define RFC1533_VENDOR_HOWTO    132
 107 #define RFC1533_VENDOR_KERNEL_ENV    133
 108 #endif
 109 #define RFC1533_VENDOR_ETHERBOOT_ENCAP 150
 110 #define RFC1533_VENDOR_MNUOPTS  160
 111 #define RFC1533_VENDOR_NIC_DEV_ID 175
 112 #define RFC1533_VENDOR_SELECTION 176
 113 #define RFC1533_VENDOR_ARCH     177
 114 #define RFC1533_VENDOR_MOTD     184
 115 #define RFC1533_VENDOR_NUMOFMOTD 8
 116 #define RFC1533_VENDOR_IMG      192
 117 #define RFC1533_VENDOR_NUMOFIMG 16
 118
 119 #define RFC1533_VENDOR_CONFIGFILE 150
 120
 121 #define RFC1533_END             255
 122
 123 #define BOOTP_VENDOR_LEN        64
 124
 125 #define DHCP_OPT_LEN            312
 126
 127 /* Format of a bootp packet */
 128 struct bootp_t {
 129         uint8_t  bp_op;
 130         uint8_t  bp_htype;
 131         uint8_t  bp_hlen;
 132         uint8_t  bp_hops;
 133         uint32_t bp_xid;
 134         uint16_t bp_secs;
 135         uint16_t unused;
 136         in_addr bp_ciaddr;
 137         in_addr bp_yiaddr;
 138         in_addr bp_siaddr;
 139         in_addr bp_giaddr;
 140         uint8_t  bp_hwaddr[16];
 141         uint8_t  bp_sname[64];
 142         char     bp_file[128];
 143         uint8_t  bp_vend[BOOTP_VENDOR_LEN];
 144 };
 145
 146 struct dhcp_t {
 147         uint8_t  bp_op;
 148         uint8_t  bp_htype;
 149         uint8_t  bp_hlen;
 150         uint8_t  bp_hops;
 151         uint32_t bp_xid;
 152         uint16_t bp_secs;
 153         uint16_t bp_flag;
 154         in_addr bp_ciaddr;
 155         in_addr bp_yiaddr;
 156         in_addr bp_siaddr;
 157         in_addr bp_giaddr;
 158         uint8_t  bp_hwaddr[16];
 159         uint8_t  bp_sname[64];
 160         char     bp_file[128];
 161         uint8_t  bp_vend[DHCP_OPT_LEN];
 162 };
 163
 164 /* Format of a bootp IP packet */
 165 struct bootpip_t
 166 {
 167         struct iphdr ip;
 168         struct udphdr udp;
 169         struct bootp_t bp;
 170 };
 171 struct dhcpip_t
 172 {
 173         struct iphdr ip;
 174         struct udphdr udp;
 175         struct dhcp_t bp;
 176 };
 177
 178 #define MAX_RFC1533_VENDLEN (ETH_MAX_MTU - sizeof(struct bootpip_t) + BOOTP_VENDOR_LEN)
 179
 180 #define BOOTP_DATA_ADDR (&bootp_data)
 181
 182 #endif  /* _BOOTP_H */