[mirror_ubuntu-bionic-kernel.git] / include / net / gtp.h

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _GTP_H_
#define _GTP_H_

/* General GTP protocol related definitions. */

#define GTP0_PORT	3386
#define GTP1U_PORT	2152

#define GTP_TPDU	255

struct gtp0_header {	/* According to GSM TS 09.60. */
	__u8	flags;
	__u8	type;
	__be16	length;
	__be16	seq;
	__be16	flow;
	__u8	number;
	__u8	spare[3];
	__be64	tid;
} __attribute__ ((packed));

struct gtp1_header {	/* According to 3GPP TS 29.060. */
	__u8	flags;
	__u8	type;
	__be16	length;
	__be32	tid;
} __attribute__ ((packed));

#define GTP1_F_NPDU	0x01
#define GTP1_F_SEQ	0x02
#define GTP1_F_EXTHDR	0x04
#define GTP1_F_MASK	0x07

#endif
Commit	Line	Data
b2441318	1	/* SPDX-License-Identifier: GPL-2.0 */
459aa660	2	#ifndef _GTP_H_
9b8ac4f9	3	#define _GTP_H_
459aa660 PN	4
	5	/* General GTP protocol related definitions. */
	6
	7	#define GTP0_PORT 3386
	8	#define GTP1U_PORT 2152
	9
	10	#define GTP_TPDU 255
	11
	12	struct gtp0_header { /* According to GSM TS 09.60. */
	13	__u8 flags;
	14	__u8 type;
	15	__be16 length;
	16	__be16 seq;
	17	__be16 flow;
	18	__u8 number;
	19	__u8 spare[3];
	20	__be64 tid;
	21	} __attribute__ ((packed));
	22
	23	struct gtp1_header { /* According to 3GPP TS 29.060. */
	24	__u8 flags;
	25	__u8 type;
	26	__be16 length;
	27	__be32 tid;
	28	} __attribute__ ((packed));
	29
	30	#define GTP1_F_NPDU 0x01
	31	#define GTP1_F_SEQ 0x02
	32	#define GTP1_F_EXTHDR 0x04
	33	#define GTP1_F_MASK 0x07
	34
	35	#endif