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Michael Brown
c44a193d0d
Add FILE_LICENCE declarations to almost all files that make up the various standard builds of gPXE.
60 lines
1.0 KiB
C
60 lines
1.0 KiB
C
#ifndef _GPXE_ICMP6_H
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#define _GPXE_ICMP6_H
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/** @file
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*
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* ICMP6 protocol
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*
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*/
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FILE_LICENCE ( GPL2_OR_LATER );
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#include <gpxe/ip6.h>
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#include <gpxe/ndp.h>
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#define ICMP6_NSOLICIT 135
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#define ICMP6_NADVERT 136
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extern struct tcpip_protocol icmp6_protocol;
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struct icmp6_header {
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uint8_t type;
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uint8_t code;
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uint16_t csum;
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/* Message body */
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};
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struct neighbour_solicit {
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uint8_t type;
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uint8_t code;
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uint16_t csum;
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uint32_t reserved;
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struct in6_addr target;
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/* "Compulsory" options */
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uint8_t opt_type;
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uint8_t opt_len;
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/* FIXME: hack alert */
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uint8_t opt_ll_addr[6];
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};
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struct neighbour_advert {
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uint8_t type;
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uint8_t code;
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uint16_t csum;
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uint8_t flags;
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uint8_t reserved;
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struct in6_addr target;
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uint8_t opt_type;
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uint8_t opt_len;
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/* FIXME: hack alert */
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uint8_t opt_ll_addr[6];
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};
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#define ICMP6_FLAGS_ROUTER 0x80
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#define ICMP6_FLAGS_SOLICITED 0x40
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#define ICMP6_FLAGS_OVERRIDE 0x20
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int icmp6_send_solicit ( struct net_device *netdev, struct in6_addr *src, struct in6_addr *dest );
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#endif /* _GPXE_ICMP6_H */
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