Commit 81dd9849 authored by Wojciech Drewek's avatar Wojciech Drewek Committed by Tony Nguyen
Browse files

gtp: Add support for checking GTP device type 



Add a function that checks if a net device type is GTP.

Signed-off-by: default avatarWojciech Drewek <wojciech.drewek@intel.com>
Reviewed-by: default avatarHarald Welte <laforge@gnumonks.org>
Signed-off-by: default avatarTony Nguyen <anthony.l.nguyen@intel.com>
parent e3acda7a

include/net/gtp.h

+6 −0
Original line number Diff line number Diff line
@@ -63,6 +63,12 @@ struct gtp_pdu_session_info { /* According to 3GPP TS 38.415. */ 
	u8	qfi;

};



static inline bool netif_is_gtp(const struct net_device *dev)

{

	return dev->rtnl_link_ops &&

		!strcmp(dev->rtnl_link_ops->kind, "gtp");

}



#define GTP1_F_NPDU	0x01

#define GTP1_F_SEQ	0x02

#define GTP1_F_EXTHDR	0x04