diff options
Diffstat (limited to 'sys/arch/mvme68k/stand/sboot/etherfun.h')
| -rw-r--r-- | sys/arch/mvme68k/stand/sboot/etherfun.h | 84 |
1 files changed, 43 insertions, 41 deletions
diff --git a/sys/arch/mvme68k/stand/sboot/etherfun.h b/sys/arch/mvme68k/stand/sboot/etherfun.h index 2b6a14d69a5..97e3924d552 100644 --- a/sys/arch/mvme68k/stand/sboot/etherfun.h +++ b/sys/arch/mvme68k/stand/sboot/etherfun.h @@ -1,3 +1,5 @@ +/* $OpenBSD: etherfun.h,v 1.2 1996/04/28 10:49:37 deraadt Exp $ */ + /* * * Copyright (c) 1995 Charles D. Cranor and Seth Widoff @@ -42,83 +44,83 @@ #define OPCODE_REPLY 4 /* Optype is REVARP reply */ /* ip header */ -#define IPP_UDP 17 /* IP Protocol is UDP */ -#define IP_VERSION 4 /* IP version number */ -#define IP_HLEN 5 /* IP header length is a fixed 50 bytes */ +#define IPP_UDP 17 /* IP Protocol is UDP */ +#define IP_VERSION 4 /* IP version number */ +#define IP_HLEN 5 /* IP header length is a fixed 50 bytes */ #define N 1536 /* tftp header */ #define FTPOP_ACKN 4 /* Opcode is acknowledge */ #define FTPOP_ERR 5 /* Opcode is Error */ #define FTP_PORT 69 /* Standard TFTP port number */ -#define MSG "\0\1xxxxxxxx.147\0octet\0" /* implicit NULL */ +#define MSG "\0\1xxxxxxxx.mvme68k\0octet\0" /* implicit NULL */ /* data structures */ struct ether_header { - u_char ether_dhost[6]; - u_char ether_shost[6]; - u_short ether_type; + u_char ether_dhost[6]; + u_char ether_shost[6]; + u_short ether_type; }; struct ether_arp { - u_short ar_hrd; /* format of hardware address */ - u_short ar_pro; /* format of protocol address */ - u_char ar_hln; /* length of hardware address */ - u_char ar_pln; /* length of protocol address */ - u_short ar_op; - u_char arp_sha[6]; /* sender hardware address */ - u_char arp_spa[4]; /* sender protocol address */ - u_char arp_tha[6]; /* target hardware address */ - u_char arp_tpa[4]; /* target protocol address */ + u_short ar_hrd; /* format of hardware address */ + u_short ar_pro; /* format of protocol address */ + u_char ar_hln; /* length of hardware address */ + u_char ar_pln; /* length of protocol address */ + u_short ar_op; + u_char arp_sha[6]; /* sender hardware address */ + u_char arp_spa[4]; /* sender protocol address */ + u_char arp_tha[6]; /* target hardware address */ + u_char arp_tpa[4]; /* target protocol address */ }; struct ip { - u_char ip_v:4, /* version */ - ip_hl:4; /* header length */ - u_char ip_tos; /* type of service */ - short ip_len; /* total length */ - u_short ip_id; /* identification */ - short ip_off; /* fragment offset field */ -#define IP_DF 0x4000 /* dont fragment flag */ -#define IP_MF 0x2000 /* more fragments flag */ -#define IP_OFFMASK 0x1fff /* mask for fragmenting bits */ - u_char ip_ttl; /* time to live */ - u_char ip_p; /* protocol */ - u_short ip_sum; /* checksum */ + u_char ip_v:4, /* version */ + ip_hl:4; /* header length */ + u_char ip_tos; /* type of service */ + short ip_len; /* total length */ + u_short ip_id; /* identification */ + short ip_off; /* fragment offset field */ +#define IP_DF 0x4000 /* dont fragment flag */ +#define IP_MF 0x2000 /* more fragments flag */ +#define IP_OFFMASK 0x1fff /* mask for fragmenting bits */ + u_char ip_ttl; /* time to live */ + u_char ip_p; /* protocol */ + u_short ip_sum; /* checksum */ u_char ip_src[4]; - u_char ip_dst[4]; /* source and dest address */ + u_char ip_dst[4]; /* source and dest address */ }; struct udp { - u_short uh_sport; + u_short uh_sport; u_short uh_dport; short uh_ulen; u_short uh_sum; }; struct tftph { - u_short op_code; - u_short block; + u_short op_code; + u_short block; }; struct tftphr { - struct tftph info; - char data[1]; + struct tftph info; + char data[1]; }; /* globals */ int last_ack; char buf[N]; struct ether_header *eh = (struct ether_header *)buf; -struct ether_arp *rarp = - (struct ether_arp *)(buf + sizeof(struct ether_header)); +struct ether_arp *rarp = (struct ether_arp *) + (buf + sizeof(struct ether_header)); struct ip *iph = (struct ip *)(buf + sizeof(struct ether_header)); -struct udp *udph = (struct udp *)(buf + sizeof(struct ether_header) + - sizeof(struct ip)); +struct udp *udph = (struct udp *) + (buf + sizeof(struct ether_header) + sizeof(struct ip)); char *tftp_r = buf + sizeof(struct ether_header) + sizeof(struct ip) + - sizeof(struct udp); + sizeof(struct udp); struct tftph *tftp_a = (struct tftph *)(buf + sizeof(struct ether_header) + - sizeof(struct ip) + sizeof(struct udp)); + sizeof(struct ip) + sizeof(struct udp)); struct tftphr *tftp = (struct tftphr *)(buf + sizeof(struct ether_header) + - sizeof(struct ip) + sizeof(struct udp)); + sizeof(struct ip) + sizeof(struct udp)); |