| David Howells | 607ca46 | 2012-10-13 10:46:48 +0100 | [diff] [blame] | 1 | /* |
| 2 | * INET An implementation of the TCP/IP protocol suite for the LINUX |
| 3 | * operating system. INET is implemented using the BSD Socket |
| 4 | * interface as the means of communication with the user level. |
| 5 | * |
| 6 | * Definitions for the UDP protocol. |
| 7 | * |
| 8 | * Version: @(#)udp.h 1.0.2 04/28/93 |
| 9 | * |
| 10 | * Author: Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG> |
| 11 | * |
| 12 | * This program is free software; you can redistribute it and/or |
| 13 | * modify it under the terms of the GNU General Public License |
| 14 | * as published by the Free Software Foundation; either version |
| 15 | * 2 of the License, or (at your option) any later version. |
| 16 | */ |
| 17 | #ifndef _UAPI_LINUX_UDP_H |
| 18 | #define _UAPI_LINUX_UDP_H |
| 19 | |
| 20 | #include <linux/types.h> |
| 21 | |
| 22 | struct udphdr { |
| 23 | __be16 source; |
| 24 | __be16 dest; |
| 25 | __be16 len; |
| 26 | __sum16 check; |
| 27 | }; |
| 28 | |
| 29 | /* UDP socket options */ |
| 30 | #define UDP_CORK 1 /* Never send partially complete segments */ |
| 31 | #define UDP_ENCAP 100 /* Set the socket to accept encapsulated packets */ |
| 32 | |
| 33 | /* UDP encapsulation types */ |
| 34 | #define UDP_ENCAP_ESPINUDP_NON_IKE 1 /* draft-ietf-ipsec-nat-t-ike-00/01 */ |
| 35 | #define UDP_ENCAP_ESPINUDP 2 /* draft-ietf-ipsec-udp-encaps-06 */ |
| 36 | #define UDP_ENCAP_L2TPINUDP 3 /* rfc2661 */ |
| 37 | |
| 38 | |
| 39 | #endif /* _UAPI_LINUX_UDP_H */ |