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Diffstat (limited to 'include/uapi/linux/udp.h')
| -rw-r--r-- | include/uapi/linux/udp.h | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/include/uapi/linux/udp.h b/include/uapi/linux/udp.h new file mode 100644 index 000000000..4828794ef --- /dev/null +++ b/include/uapi/linux/udp.h @@ -0,0 +1,47 @@ +/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */ +/* + * INET An implementation of the TCP/IP protocol suite for the LINUX + * operating system. INET is implemented using the BSD Socket + * interface as the means of communication with the user level. + * + * Definitions for the UDP protocol. + * + * Version: @(#)udp.h 1.0.2 04/28/93 + * + * Author: Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version + * 2 of the License, or (at your option) any later version. + */ +#ifndef _UAPI_LINUX_UDP_H +#define _UAPI_LINUX_UDP_H + +#include <linux/types.h> + +struct udphdr { + __be16 source; + __be16 dest; + __be16 len; + __sum16 check; +}; + +/* UDP socket options */ +#define UDP_CORK 1 /* Never send partially complete segments */ +#define UDP_ENCAP 100 /* Set the socket to accept encapsulated packets */ +#define UDP_NO_CHECK6_TX 101 /* Disable sending checksum for UDP6X */ +#define UDP_NO_CHECK6_RX 102 /* Disable accpeting checksum for UDP6 */ +#define UDP_SEGMENT 103 /* Set GSO segmentation size */ +#define UDP_GRO 104 /* This socket can receive UDP GRO packets */ + +/* UDP encapsulation types */ +#define UDP_ENCAP_ESPINUDP_NON_IKE 1 /* draft-ietf-ipsec-nat-t-ike-00/01 */ +#define UDP_ENCAP_ESPINUDP 2 /* draft-ietf-ipsec-udp-encaps-06 */ +#define UDP_ENCAP_L2TPINUDP 3 /* rfc2661 */ +#define UDP_ENCAP_GTP0 4 /* GSM TS 09.60 */ +#define UDP_ENCAP_GTP1U 5 /* 3GPP TS 29.060 */ +#define UDP_ENCAP_RXRPC 6 +#define TCP_ENCAP_ESPINTCP 7 /* Yikes, this is really xfrm encap types. */ + +#endif /* _UAPI_LINUX_UDP_H */ |