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/*
* Copyright 2007 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
/*
* Copyright (c) 1982, 1986 Regents of the University of California.
* All rights reserved. The Berkeley software License Agreement
* specifies the terms and conditions for redistribution.
*/
/*
* Udp protocol header.
* Per RFC 768, September, 1981.
*/
#ifndef _NETINET_UDP_H
#define _NETINET_UDP_H
#ifdef __cplusplus
extern "C" {
#endif
struct udphdr {
in_port_t uh_sport; /* source port */
in_port_t uh_dport; /* destination port */
int16_t uh_ulen; /* udp length */
uint16_t uh_sum; /* udp checksum */
};
/* Option definitions. */
#define UDP_ANONPRIVBIND 0x0100 /* for internal use only */
#define UDP_EXCLBIND 0x0101 /* for internal use only */
#define UDP_RCVHDR 0x0102 /* for internal use only */
#define UDP_NAT_T_ENDPOINT 0x0103 /* for internal use only */
#define UDP_SRCPORT_HASH 0x0104 /* for internal use only */
/*
* Hash definitions for UDP_SRCPORT_HASH that effectively tell UDP how to go
* handle UDP_SRCPORT_HASH.
*/
#define UDP_HASH_DISABLE 0x0000 /* for internal use only */
#define UDP_HASH_VXLAN 0x0001 /* for internal use only */
/*
* Following option in UDP_ namespace required to be exposed through
* <xti.h> (It also requires exposing options not implemented). The options
* with potential for conflicts use #ifndef guards.
*
*/
#ifndef UDP_CHECKSUM
#define UDP_CHECKSUM 0x0600
#endif
#ifdef __cplusplus
}
#endif
#endif /* _NETINET_UDP_H */
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