[net-next-2.6.git] / include / linux / atmlec.h

/*
 * 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

/*
 * From the total of MAX_LEC_ITF, last NUM_TR_DEVS are reserved for Token Ring.
 * E.g. if MAX_LEC_ITF = 48 and NUM_TR_DEVS = 8, then lec0-lec39 are for
 * Ethernet ELANs and lec40-lec47 are for Token Ring ELANS.
 */
#define NUM_TR_DEVS 8

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_ */
Commit	Line	Data
1da177e4	1	/*
1c9d3e72	2	* ATM Lan Emulation Daemon driver interface
1da177e4	3	*
1c9d3e72	4	* Marko Kiiskila <mkiiskila@yahoo.com>
1da177e4 LT	5	*/
	6
	7	#ifndef _ATMLEC_H_
	8	#define _ATMLEC_H_
	9
	10	#include <linux/atmapi.h>
	11	#include <linux/atmioc.h>
	12	#include <linux/atm.h>
	13	#include <linux/if_ether.h>
9adfbfb6	14	#include <linux/types.h>
1c9d3e72	15
1da177e4	16	/* ATM lec daemon control socket */
1c9d3e72 CW	17	#define ATMLEC_CTRL _IO('a', ATMIOC_LANE)
	18	#define ATMLEC_DATA _IO('a', ATMIOC_LANE+1)
	19	#define ATMLEC_MCAST _IO('a', ATMIOC_LANE+2)
1da177e4 LT	20
	21	/* Maximum number of LEC interfaces (tweakable) */
	22	#define MAX_LEC_ITF 48
	23
1c9d3e72 CW	24	/*
1c9d3e72 CW	25	* From the total of MAX_LEC_ITF, last NUM_TR_DEVS are reserved for Token Ring.
1da177e4 LT	26	* E.g. if MAX_LEC_ITF = 48 and NUM_TR_DEVS = 8, then lec0-lec39 are for
	27	* Ethernet ELANs and lec40-lec47 are for Token Ring ELANS.
	28	*/
	29	#define NUM_TR_DEVS 8
	30
1c9d3e72 CW	31	typedef enum {
	32	l_set_mac_addr,
	33	l_del_mac_addr,
	34	l_svc_setup,
	35	l_addr_delete,
	36	l_topology_change,
	37	l_flush_complete,
	38	l_arp_update,
	39	l_narp_req, /* LANE2 mandates the use of this */
	40	l_config,
	41	l_flush_tran_id,
	42	l_set_lecid,
	43	l_arp_xmt,
	44	l_rdesc_arp_xmt,
	45	l_associate_req,
	46	l_should_bridge /* should we bridge this MAC? */
1da177e4 LT	47	} atmlec_msg_type;
	48
	49	#define ATMLEC_MSG_TYPE_MAX l_should_bridge
	50
	51	struct atmlec_config_msg {
1c9d3e72 CW	52	unsigned int maximum_unknown_frame_count;
	53	unsigned int max_unknown_frame_time;
	54	unsigned short max_retry_count;
	55	unsigned int aging_time;
	56	unsigned int forward_delay_time;
	57	unsigned int arp_response_time;
	58	unsigned int flush_timeout;
	59	unsigned int path_switching_delay;
	60	unsigned int lane_version; /* LANE2: 1 for LANEv1, 2 for LANEv2 */
	61	int mtu;
	62	int is_proxy;
1da177e4	63	};
1c9d3e72	64
1da177e4	65	struct atmlec_msg {
1c9d3e72 CW	66	atmlec_msg_type type;
	67	int sizeoftlvs; /* LANE2: if != 0, tlvs follow */
	68	union {
	69	struct {
	70	unsigned char mac_addr[ETH_ALEN];
	71	unsigned char atm_addr[ATM_ESA_LEN];
	72	unsigned int flag; /*
	73	* Topology_change flag,
	74	* remoteflag, permanent flag,
	75	* lecid, transaction id
	76	*/
	77	unsigned int targetless_le_arp; /* LANE2 */
	78	unsigned int no_source_le_narp; /* LANE2 */
	79	} normal;
	80	struct atmlec_config_msg config;
	81	struct {
9adfbfb6 AB	82	__u16 lec_id; /* requestor lec_id */
9adfbfb6 AB	83	__u32 tran_id; /* transaction id */
1c9d3e72 CW	84	unsigned char mac_addr[ETH_ALEN]; /* dst mac addr */
	85	unsigned char atm_addr[ATM_ESA_LEN]; /* reqestor ATM addr */
	86	} proxy; /*
	87	* For mapping LE_ARP requests to responses. Filled by
	88	* zeppelin, returned by kernel. Used only when proxying
	89	*/
	90	} content;
1da177e4 LT	91	} __ATM_API_ALIGN;
	92
	93	struct atmlec_ioc {
1c9d3e72 CW	94	int dev_num;
	95	unsigned char atm_addr[ATM_ESA_LEN];
	96	unsigned char receive; /* 1= receive vcc, 0 = send vcc */
1da177e4 LT	97	};
1da177e4 LT	98	#endif /* _ATMLEC_H_ */