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#ifndef _IPXE_PCCRD_H
#define _IPXE_PCCRD_H
/** @file
*
* Peer Content Caching and Retrieval: Discovery Protocol [MS-PCCRD]
*
*/
FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
/** PeerDist discovery port */
#define PEERDIST_DISCOVERY_PORT 3702
/** PeerDist discovery IPv4 address (239.255.255.250) */
#define PEERDIST_DISCOVERY_IPV4 \
( ( 239 << 24 ) | ( 255 << 16 ) | ( 255 << 8 ) | ( 250 << 0 ) )
/** PeerDist discovery IPv6 address (ff02::c) */
#define PEERDIST_DISCOVERY_IPV6 \
{ 0xff, 0x02, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0xc }
/** A PeerDist discovery reply block count */
struct peerdist_discovery_block_count {
/** Count (as an eight-digit hex value) */
char hex[8];
} __attribute__ (( packed ));
/** A PeerDist discovery reply */
struct peerdist_discovery_reply {
/** List of segment ID strings
*
* The list is terminated with a zero-length string.
*/
char *ids;
/** List of peer locations
*
* The list is terminated with a zero-length string.
*/
char *locations;
};
extern char * peerdist_discovery_request ( const char *uuid, const char *id );
extern int peerdist_discovery_reply ( char *data, size_t len,
struct peerdist_discovery_reply *reply );
#endif /* _IPXE_PCCRD_H */
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