1*f80ad8b4SAndroid Build Coastguard Worker /* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */ 2*f80ad8b4SAndroid Build Coastguard Worker /* 3*f80ad8b4SAndroid Build Coastguard Worker * INET An implementation of the TCP/IP protocol suite for the LINUX 4*f80ad8b4SAndroid Build Coastguard Worker * operating system. INET is implemented using the BSD Socket 5*f80ad8b4SAndroid Build Coastguard Worker * interface as the means of communication with the user level. 6*f80ad8b4SAndroid Build Coastguard Worker * 7*f80ad8b4SAndroid Build Coastguard Worker * Definitions for the UDP protocol. 8*f80ad8b4SAndroid Build Coastguard Worker * 9*f80ad8b4SAndroid Build Coastguard Worker * Version: @(#)udp.h 1.0.2 04/28/93 10*f80ad8b4SAndroid Build Coastguard Worker * 11*f80ad8b4SAndroid Build Coastguard Worker * Author: Fred N. van Kempen, <[email protected]> 12*f80ad8b4SAndroid Build Coastguard Worker * 13*f80ad8b4SAndroid Build Coastguard Worker * This program is free software; you can redistribute it and/or 14*f80ad8b4SAndroid Build Coastguard Worker * modify it under the terms of the GNU General Public License 15*f80ad8b4SAndroid Build Coastguard Worker * as published by the Free Software Foundation; either version 16*f80ad8b4SAndroid Build Coastguard Worker * 2 of the License, or (at your option) any later version. 17*f80ad8b4SAndroid Build Coastguard Worker */ 18*f80ad8b4SAndroid Build Coastguard Worker #ifndef _UAPI_LINUX_UDP_H 19*f80ad8b4SAndroid Build Coastguard Worker #define _UAPI_LINUX_UDP_H 20*f80ad8b4SAndroid Build Coastguard Worker 21*f80ad8b4SAndroid Build Coastguard Worker #include <linux/types.h> 22*f80ad8b4SAndroid Build Coastguard Worker 23*f80ad8b4SAndroid Build Coastguard Worker struct udphdr { 24*f80ad8b4SAndroid Build Coastguard Worker __be16 source; 25*f80ad8b4SAndroid Build Coastguard Worker __be16 dest; 26*f80ad8b4SAndroid Build Coastguard Worker __be16 len; 27*f80ad8b4SAndroid Build Coastguard Worker __sum16 check; 28*f80ad8b4SAndroid Build Coastguard Worker }; 29*f80ad8b4SAndroid Build Coastguard Worker 30*f80ad8b4SAndroid Build Coastguard Worker /* UDP socket options */ 31*f80ad8b4SAndroid Build Coastguard Worker #define UDP_CORK 1 /* Never send partially complete segments */ 32*f80ad8b4SAndroid Build Coastguard Worker #define UDP_ENCAP 100 /* Set the socket to accept encapsulated packets */ 33*f80ad8b4SAndroid Build Coastguard Worker #define UDP_NO_CHECK6_TX 101 /* Disable sending checksum for UDP6X */ 34*f80ad8b4SAndroid Build Coastguard Worker #define UDP_NO_CHECK6_RX 102 /* Disable accpeting checksum for UDP6 */ 35*f80ad8b4SAndroid Build Coastguard Worker #define UDP_SEGMENT 103 /* Set GSO segmentation size */ 36*f80ad8b4SAndroid Build Coastguard Worker #define UDP_GRO 104 /* This socket can receive UDP GRO packets */ 37*f80ad8b4SAndroid Build Coastguard Worker 38*f80ad8b4SAndroid Build Coastguard Worker /* UDP encapsulation types */ 39*f80ad8b4SAndroid Build Coastguard Worker #define UDP_ENCAP_ESPINUDP_NON_IKE 1 /* unused draft-ietf-ipsec-nat-t-ike-00/01 */ 40*f80ad8b4SAndroid Build Coastguard Worker #define UDP_ENCAP_ESPINUDP 2 /* draft-ietf-ipsec-udp-encaps-06 */ 41*f80ad8b4SAndroid Build Coastguard Worker #define UDP_ENCAP_L2TPINUDP 3 /* rfc2661 */ 42*f80ad8b4SAndroid Build Coastguard Worker #define UDP_ENCAP_GTP0 4 /* GSM TS 09.60 */ 43*f80ad8b4SAndroid Build Coastguard Worker #define UDP_ENCAP_GTP1U 5 /* 3GPP TS 29.060 */ 44*f80ad8b4SAndroid Build Coastguard Worker #define UDP_ENCAP_RXRPC 6 45*f80ad8b4SAndroid Build Coastguard Worker #define TCP_ENCAP_ESPINTCP 7 /* Yikes, this is really xfrm encap types. */ 46*f80ad8b4SAndroid Build Coastguard Worker 47*f80ad8b4SAndroid Build Coastguard Worker #endif /* _UAPI_LINUX_UDP_H */ 48