/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _LINUX_ATMBR2684_H
#define _LINUX_ATMBR2684_H

#include <linux/types.h>
#include <linux/atm.h>
#include <linux/if.h>		


#define BR2684_MEDIA_ETHERNET	(0)	
#define BR2684_MEDIA_802_4	(1)	
#define BR2684_MEDIA_TR		(2)	
#define BR2684_MEDIA_FDDI	(3)
#define BR2684_MEDIA_802_6	(4)	

					
#define BR2684_FLAG_ROUTED	(1<<16)	


#define BR2684_FCSIN_NO		(0)
#define BR2684_FCSIN_IGNORE	(1)
#define BR2684_FCSIN_VERIFY	(2)


#define BR2684_FCSOUT_NO	(0)
#define BR2684_FCSOUT_SENDZERO	(1)
#define BR2684_FCSOUT_GENERATE	(2)


#define BR2684_ENCAPS_VC	(0)	
#define BR2684_ENCAPS_LLC	(1)
#define BR2684_ENCAPS_AUTODETECT (2)	



#define BR2684_PAYLOAD_ROUTED   (0)
#define BR2684_PAYLOAD_BRIDGED  (1)


struct atm_newif_br2684 {
	atm_backend_t backend_num;	
	int media;		
	char ifname[IFNAMSIZ];
	int mtu;
};


#define BR2684_FIND_BYNOTHING	(0)
#define BR2684_FIND_BYNUM	(1)
#define BR2684_FIND_BYIFNAME	(2)
struct br2684_if_spec {
	int method;		
	union {
		char ifname[IFNAMSIZ];
		int devnum;
	} spec;
};


struct atm_backend_br2684 {
	atm_backend_t backend_num;	
	struct br2684_if_spec ifspec;
	int fcs_in;		
	int fcs_out;		
	int fcs_auto;		
	int encaps;		
	int has_vpiid;		
	__u8 vpn_id[7];
	int send_padding;	
	int min_size;		
};


struct br2684_filter {
	__be32 prefix;		
	__be32 netmask;		
};

struct br2684_filter_set {
	struct br2684_if_spec ifspec;
	struct br2684_filter filter;
};

enum br2684_payload {
	p_routed = BR2684_PAYLOAD_ROUTED,
	p_bridged = BR2684_PAYLOAD_BRIDGED,
};

#define BR2684_SETFILT	_IOW( 'a', ATMIOC_BACKEND + 0, \
				struct br2684_filter_set)

#endif 
