/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note *//* * ATM Lan Emulation Daemon driver interface * * Marko Kiiskila <mkiiskila@yahoo.com> */ #ifndef _ATMLEC_H_#define _ATMLEC_H_ #include <linux/atmapi.h>#include <linux/atmioc.h>#include <linux/atm.h>#include <linux/if_ether.h>#include <linux/types.h> /* ATM lec daemon control socket */#define ATMLEC_CTRL	_IO('a', ATMIOC_LANE)#define ATMLEC_DATA	_IO('a', ATMIOC_LANE+1)#define ATMLEC_MCAST	_IO('a', ATMIOC_LANE+2) /* Maximum number of LEC interfaces (tweakable) */#define MAX_LEC_ITF 48 typedef enum {	l_set_mac_addr,	l_del_mac_addr,	l_svc_setup,	l_addr_delete,	l_topology_change,	l_flush_complete,	l_arp_update,	l_narp_req,		/* LANE2 mandates the use of this */	l_config,	l_flush_tran_id,	l_set_lecid,	l_arp_xmt,	l_rdesc_arp_xmt,	l_associate_req,	l_should_bridge		/* should we bridge this MAC? */} atmlec_msg_type; #define ATMLEC_MSG_TYPE_MAX l_should_bridge struct atmlec_config_msg {	unsigned int maximum_unknown_frame_count;	unsigned int max_unknown_frame_time;	unsigned short max_retry_count;	unsigned int aging_time;	unsigned int forward_delay_time;	unsigned int arp_response_time;	unsigned int flush_timeout;	unsigned int path_switching_delay;	unsigned int lane_version;	/* LANE2: 1 for LANEv1, 2 for LANEv2 */	int mtu;	int is_proxy;}; struct atmlec_msg {	atmlec_msg_type type;	int sizeoftlvs;		/* LANE2: if != 0, tlvs follow */	union {		struct {			unsigned char mac_addr[ETH_ALEN];			unsigned char atm_addr[ATM_ESA_LEN];			unsigned int flag;	/*						 * Topology_change flag,						 * remoteflag, permanent flag,						 * lecid, transaction id						 */			unsigned int targetless_le_arp;	/* LANE2 */			unsigned int no_source_le_narp;	/* LANE2 */		} normal;		struct atmlec_config_msg config;		struct {			__u16 lec_id;				/* requestor lec_id  */			__u32 tran_id;				/* transaction id    */			unsigned char mac_addr[ETH_ALEN];	/* dst mac addr      */			unsigned char atm_addr[ATM_ESA_LEN];	/* reqestor ATM addr */		} proxy;	/*				 * For mapping LE_ARP requests to responses. Filled by				 * zeppelin, returned by kernel. Used only when proxying				 */	} content;} __ATM_API_ALIGN; struct atmlec_ioc {	int dev_num;	unsigned char atm_addr[ATM_ESA_LEN];	unsigned char receive;	/* 1= receive vcc, 0 = send vcc */};#endif /* _ATMLEC_H_ */