udp.h

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#ifndef _IPXE_UDP_H
#define _IPXE_UDP_H
 
/** @file
 *
 * UDP protocol
 *
 * This file defines the iPXE UDP API.
 *
 */
 
FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
FILE_SECBOOT ( PERMITTED );
 
#include <stddef.h>
#include <ipxe/iobuf.h>
#include <ipxe/tcpip.h>
#include <ipxe/if_ether.h>
 
struct interface;
struct sockaddr;
 
/**
 * UDP constants
 */
 
/**
 * A UDP header
 */
struct udp_header {
        /** Source port */
        uint16_t src;
        /** Destination port */
        uint16_t dest;
        /** Length */
        uint16_t len;
        /** Checksum */
        uint16_t chksum;
};
 
extern int udp_open_promisc ( struct interface *xfer );
extern int udp_open ( struct interface *xfer, struct sockaddr *peer,
                      struct sockaddr *local );
 
#endif /* _IPXE_UDP_H */