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https://github.com/xcat2/xNBA.git
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Michael Brown
5c2ffc26cc
Merge common functionality between IPv4 and IPv6 ICMP echo handling, and add support for transmitting ICMP echo requests and delivering ICMP echo replies to a (not yet implemented) ping_rx() function. Signed-off-by: Michael Brown <mcb30@ipxe.org>
58 lines
1.3 KiB
C
58 lines
1.3 KiB
C
#ifndef _IPXE_ICMP6_H
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#define _IPXE_ICMP6_H
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/** @file
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*
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* ICMPv6 protocol
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*
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*/
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FILE_LICENCE ( GPL2_OR_LATER );
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#include <stdint.h>
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#include <ipxe/tables.h>
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#include <ipxe/iobuf.h>
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#include <ipxe/netdevice.h>
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#include <ipxe/icmp.h>
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/** An ICMPv6 handler */
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struct icmpv6_handler {
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/** Type */
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unsigned int type;
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/** Process received packet
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*
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* @v iobuf I/O buffer
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* @v netdev Network device
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* @v sin6_src Source socket address
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* @v sin6_dest Destination socket address
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* @ret rc Return status code
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*
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* This function takes ownership of the I/O buffer.
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*/
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int ( * rx ) ( struct io_buffer *iobuf, struct net_device *netdev,
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struct sockaddr_in6 *sin6_src,
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struct sockaddr_in6 *sin6_dest );
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};
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/** ICMPv6 handler table */
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#define ICMPV6_HANDLERS __table ( struct icmpv6_handler, "icmpv6_handlers" )
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/** Declare an ICMPv6 handler */
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#define __icmpv6_handler __table_entry ( ICMPV6_HANDLERS, 01 )
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/** ICMPv6 echo request */
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#define ICMPV6_ECHO_REQUEST 128
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/** ICMPv6 echo reply */
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#define ICMPV6_ECHO_REPLY 129
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/** ICMPv6 neighbour solicitation */
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#define ICMPV6_NDP_NEIGHBOUR_SOLICITATION 135
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/** ICMPv6 neighbour advertisement */
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#define ICMPV6_NDP_NEIGHBOUR_ADVERTISEMENT 136
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extern struct tcpip_protocol icmpv6_protocol __tcpip_protocol;
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#endif /* _IPXE_ICMP6_H */
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