linux/include/net/gtp.h
Colin Ian King 9b8ac4f9dd gtp: #define #define _GTP_H_ and not #define _GTP_H
Fix clang build warning:

./include/net/gtp.h:1:9: warning: '_GTP_H_' is used as a header
guard here, followed by #define of a different macro [-Wheader-guard]

fix by defining _GTP_H_ and not _GTP_H

Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-07-25 17:55:43 -07:00

35 lines
594 B
C

#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