[net-next-2.6.git] / include / net / llc_if.h

#ifndef LLC_IF_H
#define LLC_IF_H
/*
 * Copyright (c) 1997 by Procom Technology,Inc.
 * 		 2001 by Arnaldo Carvalho de Melo <acme@conectiva.com.br>
 *
 * This program can be redistributed or modified under the terms of the
 * GNU General Public License as published by the Free Software Foundation.
 * This program is distributed without any warranty or implied warranty
 * of merchantability or fitness for a particular purpose.
 *
 * See the GNU General Public License for more details.
 */
/* Defines LLC interface to network layer */
/* Available primitives */
#include <linux/if.h>
#include <linux/if_arp.h>
#include <linux/llc.h>
#include <linux/etherdevice.h>
#include <net/llc.h>

#define LLC_DATAUNIT_PRIM	1
#define LLC_CONN_PRIM		2
#define LLC_DATA_PRIM		3
#define LLC_DISC_PRIM		4
#define LLC_RESET_PRIM		5
#define LLC_FLOWCONTROL_PRIM	6 /* Not supported at this time */
#define LLC_DISABLE_PRIM	7
#define LLC_XID_PRIM		8
#define LLC_TEST_PRIM		9
#define LLC_SAP_ACTIVATION     10
#define LLC_SAP_DEACTIVATION   11

#define LLC_NBR_PRIMITIVES     11

#define LLC_IND			1
#define LLC_CONFIRM		2

/* Primitive type */
#define LLC_PRIM_TYPE_REQ	1
#define LLC_PRIM_TYPE_IND	2
#define LLC_PRIM_TYPE_RESP	3
#define LLC_PRIM_TYPE_CONFIRM	4

/* Reset reasons, remote entity or local LLC */
#define LLC_RESET_REASON_REMOTE	1
#define LLC_RESET_REASON_LOCAL	2

/* Disconnect reasons */
#define LLC_DISC_REASON_RX_DM_RSP_PDU	0
#define LLC_DISC_REASON_RX_DISC_CMD_PDU	1
#define LLC_DISC_REASON_ACK_TMR_EXP	2

/* Confirm reasons */
#define LLC_STATUS_CONN		0 /* connect confirm & reset confirm */
#define LLC_STATUS_DISC		1 /* connect confirm & reset confirm */
#define LLC_STATUS_FAILED	2 /* connect confirm & reset confirm */
#define LLC_STATUS_IMPOSSIBLE	3 /* connect confirm */
#define LLC_STATUS_RECEIVED	4 /* data conn */
#define LLC_STATUS_REMOTE_BUSY	5 /* data conn */
#define LLC_STATUS_REFUSE	6 /* data conn */
#define LLC_STATUS_CONFLICT	7 /* disconnect conn */
#define LLC_STATUS_RESET_DONE	8 /*  */

/**
 *      llc_mac_null - determines if a address is a null mac address
 *      @mac: Mac address to test if null.
 *
 *      Determines if a given address is a null mac address.  Returns 0 if the
 *      address is not a null mac, 1 if the address is a null mac.
 */
static inline int llc_mac_null(const u8 *mac)
{
	return is_zero_ether_addr(mac);
}

static inline int llc_mac_multicast(const u8 *mac)
{
	return is_multicast_ether_addr(mac);
}
/**
 *	llc_mac_match - determines if two mac addresses are the same
 *	@mac1: First mac address to compare.
 *	@mac2: Second mac address to compare.
 *
 *	Determines if two given mac address are the same.  Returns 0 if there
 *	is not a complete match up to len, 1 if a complete match up to len is
 *	found.
 */
static inline int llc_mac_match(const u8 *mac1, const u8 *mac2)
{
	return !compare_ether_addr(mac1, mac2);
}

extern int llc_establish_connection(struct sock *sk, u8 *lmac,
				    u8 *dmac, u8 dsap);
extern int llc_build_and_send_pkt(struct sock *sk, struct sk_buff *skb);
extern int llc_send_disc(struct sock *sk);
#endif /* LLC_IF_H */
Commit	Line	Data
1da177e4 LT	1	#ifndef LLC_IF_H
	2	#define LLC_IF_H
	3	/*
	4	* Copyright (c) 1997 by Procom Technology,Inc.
	5	* 2001 by Arnaldo Carvalho de Melo <acme@conectiva.com.br>
	6	*
	7	* This program can be redistributed or modified under the terms of the
	8	* GNU General Public License as published by the Free Software Foundation.
	9	* This program is distributed without any warranty or implied warranty
	10	* of merchantability or fitness for a particular purpose.
	11	*
	12	* See the GNU General Public License for more details.
	13	*/
	14	/* Defines LLC interface to network layer */
	15	/* Available primitives */
	16	#include <linux/if.h>
	17	#include <linux/if_arp.h>
	18	#include <linux/llc.h>
aecbd4e4	19	#include <linux/etherdevice.h>
1da177e4 LT	20	#include <net/llc.h>
	21
	22	#define LLC_DATAUNIT_PRIM 1
	23	#define LLC_CONN_PRIM 2
	24	#define LLC_DATA_PRIM 3
	25	#define LLC_DISC_PRIM 4
	26	#define LLC_RESET_PRIM 5
	27	#define LLC_FLOWCONTROL_PRIM 6 /* Not supported at this time */
	28	#define LLC_DISABLE_PRIM 7
	29	#define LLC_XID_PRIM 8
	30	#define LLC_TEST_PRIM 9
	31	#define LLC_SAP_ACTIVATION 10
	32	#define LLC_SAP_DEACTIVATION 11
	33
	34	#define LLC_NBR_PRIMITIVES 11
	35
	36	#define LLC_IND 1
	37	#define LLC_CONFIRM 2
	38
	39	/* Primitive type */
	40	#define LLC_PRIM_TYPE_REQ 1
	41	#define LLC_PRIM_TYPE_IND 2
	42	#define LLC_PRIM_TYPE_RESP 3
	43	#define LLC_PRIM_TYPE_CONFIRM 4
	44
	45	/* Reset reasons, remote entity or local LLC */
	46	#define LLC_RESET_REASON_REMOTE 1
	47	#define LLC_RESET_REASON_LOCAL 2
	48
	49	/* Disconnect reasons */
	50	#define LLC_DISC_REASON_RX_DM_RSP_PDU 0
	51	#define LLC_DISC_REASON_RX_DISC_CMD_PDU 1
	52	#define LLC_DISC_REASON_ACK_TMR_EXP 2
	53
	54	/* Confirm reasons */
	55	#define LLC_STATUS_CONN 0 /* connect confirm & reset confirm */
	56	#define LLC_STATUS_DISC 1 /* connect confirm & reset confirm */
	57	#define LLC_STATUS_FAILED 2 /* connect confirm & reset confirm */
	58	#define LLC_STATUS_IMPOSSIBLE 3 /* connect confirm */
	59	#define LLC_STATUS_RECEIVED 4 /* data conn */
	60	#define LLC_STATUS_REMOTE_BUSY 5 /* data conn */
	61	#define LLC_STATUS_REFUSE 6 /* data conn */
	62	#define LLC_STATUS_CONFLICT 7 /* disconnect conn */
	63	#define LLC_STATUS_RESET_DONE 8 /* */
	64
1da177e4 LT	65	/**
	66	* llc_mac_null - determines if a address is a null mac address
	67	* @mac: Mac address to test if null.
	68	*
	69	* Determines if a given address is a null mac address. Returns 0 if the
	70	* address is not a null mac, 1 if the address is a null mac.
	71	*/
aecbd4e4	72	static inline int llc_mac_null(const u8 *mac)
1da177e4	73	{
aecbd4e4	74	return is_zero_ether_addr(mac);
1da177e4 LT	75	}
1da177e4 LT	76
bc0e6467 SH	77	static inline int llc_mac_multicast(const u8 *mac)
	78	{
	79	return is_multicast_ether_addr(mac);
	80	}
1da177e4 LT	81	/**
	82	* llc_mac_match - determines if two mac addresses are the same
	83	* @mac1: First mac address to compare.
	84	* @mac2: Second mac address to compare.
	85	*
	86	* Determines if two given mac address are the same. Returns 0 if there
	87	* is not a complete match up to len, 1 if a complete match up to len is
	88	* found.
	89	*/
aecbd4e4	90	static inline int llc_mac_match(const u8 mac1, const u8 mac2)
1da177e4	91	{
aecbd4e4	92	return !compare_ether_addr(mac1, mac2);
1da177e4 LT	93	}
	94
	95	extern int llc_establish_connection(struct sock sk, u8 lmac,
	96	u8 *dmac, u8 dsap);
	97	extern int llc_build_and_send_pkt(struct sock sk, struct sk_buff skb);
	98	extern int llc_send_disc(struct sock *sk);
	99	#endif /* LLC_IF_H */