94 lines
3.1 KiB
C
94 lines
3.1 KiB
C
#ifndef __PROTOCOLS_BOOTP_H__
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#define __PROTOCOLS_BOOTP_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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#ident "$Revision: 1.1 $"
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/*
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*
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* Copyright 1992, Silicon Graphics, Inc.
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* All Rights Reserved.
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*
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* This is UNPUBLISHED PROPRIETARY SOURCE CODE of Silicon Graphics, Inc.;
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* the contents of this file may not be disclosed to third parties, copied or
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* duplicated in any form, in whole or in part, without the prior written
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* permission of Silicon Graphics, Inc.
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*
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* RESTRICTED RIGHTS LEGEND:
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* Use, duplication or disclosure by the Government is subject to restrictions
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* as set forth in subdivision (c)(1)(ii) of the Rights in Technical Data
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* and Computer Software clause at DFARS 252.227-7013, and/or in similar or
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* successor clauses in the FAR, DOD or NASA FAR Supplement. Unpublished -
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* rights reserved under the Copyright Laws of the United States.
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*/
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/*
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* "vendor" data permitted for Stanford boot clients.
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*/
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struct vend {
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u_int v_magic; /* magic number */ /* 4 */
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u_long v_flags; /* flags/opcodes, etc. */ /* 4 */
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u_char v_unused[304]; /* currently unused */ /* 304 */
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};
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#define iaddr_t struct in_addr
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#define BOOTREQUEST 1
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#define BOOTREPLY 2
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#define DHCP_OPTS_SIZE 308
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struct sgi_vend { /* 312 */
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u_int v_magic; /* 004 */
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u_char dhcp_opts[DHCP_OPTS_SIZE]; /* 308 */
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};
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struct bootp {
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u_char bp_op; /* packet opcode type */ /* 1 = 1 */
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u_char bp_htype; /* hardware addr type */ /* 1 = 2 */
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u_char bp_hlen; /* hardware addr length */ /* 1 = 3 */
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u_char bp_hops; /* gateway hops */ /* 1 = 4 */
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u_long bp_xid; /* transaction ID */ /* 4 = 8 */
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u_short bp_secs; /* seconds since boot began */ /* 2 = 10 */
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u_short bp_flags; /* 2 = 12 */
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iaddr_t bp_ciaddr; /* client IP address */ /* 4 = 16 */
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iaddr_t bp_yiaddr; /* 'your' IP address */ /* 4 = 20 */
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iaddr_t bp_siaddr; /* server IP address */ /* 4 = 24 */
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iaddr_t bp_giaddr; /* gateway IP address */ /* 4 = 28 */
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u_char bp_chaddr[16]; /* client hardware address */ /* 16 = 44 */
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u_char bp_sname[64]; /* server host name */ /* 64 = 108 */
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u_char bp_file[128]; /* boot file name */ /* 128= 236 */
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union { /* 312= 548 */
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struct vend bp_options;
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struct sgi_vend sgi_dhcp;
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} options;
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};
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#define vd_magic options.bp_options.v_magic /* magic # */
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#define vd_flags options.bp_options.v_flags /* opcodes */
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#define vd_clntname options.bp_options.v_unused /* client name */
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#define dh_magic options.sgi_dhcp.v_magic
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#define dh_opts options.sgi_dhcp.dhcp_opts
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/*
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* UDP port numbers, server and client.
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*/
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#define IPPORT_BOOTPS 67
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#define IPPORT_BOOTPC 68
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#define VM_DHCP 0x63825363 /* dhcp magic cookie: 99.130.83.99 */
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#define VM_SGI 0xc01a3309 /* v_magic SGI: 192.26.51.9 */
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#define VM_AUTOREG 0xc01a330a /* v_magic SGI: 192.26.51.10 */
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/* v_flags values */
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#define VF_PCBOOT 1 /* an IBMPC or Mac wants environment info */
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#define VF_HELP 2 /* help me, I'm not registered */
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#define VF_GET_IPADDR 3 /* Request for client IP address */
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#define VF_RET_IPADDR 4 /* Response for client IP address */
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#define VF_NEW_IPADDR 5 /* Response for client IP address */
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#ifdef __cplusplus
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}
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#endif
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#endif /* !__PROTOCOLS_BOOTP_H__ */
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