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bootp.h
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C/C++ Source or Header
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1994-09-16
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2KB
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73 lines
/*************************************************/
/* Center for Information Technology Integration */
/* The University of Michigan */
/* Ann Arbor */
/* */
/* Dedicated to the public domain. */
/* Send questions to info@citi.umich.edu */
/* */
/* BOOTP is documented in RFC 951 and RFC 1048 */
/*************************************************/
#ifndef BOOTREQUEST
#include "socket.h"
struct bootp {
char op; /* packet opcode type */
char htype; /* hardware addr type */
char hlen; /* hardware addr length */
char hops; /* gateway hops */
int32 xid; /* transaction ID */
int16 secs; /* seconds since boot began */
int16 unused;
struct in_addr ciaddr; /* client IP address */
struct in_addr yiaddr; /* 'your' IP address */
struct in_addr siaddr; /* server IP address */
struct in_addr giaddr; /* gateway IP address */
char chaddr[16]; /* client hardware address */
char sname[64]; /* server host name */
char file[128]; /* boot file name */
char vend[64]; /* vendor-specific area */
};
/*
* UDP port numbers, server and client.
*/
#define IPPORT_BOOTPS 67
#define IPPORT_BOOTPC 68
#define BOOTREQUEST 1
#define BOOTREPLY 2
#define BOOTP_PAD 0
#define BOOTP_SUBNET 1
#define BOOTP_GATEWAY 3
#define BOOTP_DNS 6
#define BOOTP_HOSTNAME 12
#define BOOTP_END 0xff
/*
* "vendor" data permitted for Stanford boot clients.
*/
struct vend {
unsigned char v_magic[4]; /* magic number */
unsigned long v_flags; /* flags/opcodes, etc. */
unsigned char v_unused[56]; /* currently unused */
};
#define VM_STANFORD "STAN" /* v_magic for Stanford */
/* v_flags values */
#define VF_PCBOOT 1 /* an IBMPC or Mac wants environment info */
#define VF_HELP 2 /* help me, I'm not registered */
extern int WantBootp;
extern char bp_ascii[];
void bootp_print_packet __ARGS((struct bootp *bp));
int bootp_validPacket __ARGS((struct ip *ip,struct mbuf **bpp));
#endif