linux/net/atm/lec.h

/* SPDX-License-Identifier: GPL-2.0 */
/*
 * Lan Emulation client header file
 *
 * Marko Kiiskila <[email protected]>
 */

#ifndef _LEC_H_
#define _LEC_H_

#include <linux/atmdev.h>
#include <linux/netdevice.h>
#include <linux/atmlec.h>

#define LEC_HEADER_LEN …

struct lecdatahdr_8023 { … };

struct lecdatahdr_8025 { … };

#define LEC_MINIMUM_8023_SIZE …
#define LEC_MINIMUM_8025_SIZE …

/*
 * Operations that LANE2 capable device can do. Two first functions
 * are used to make the device do things. See spec 3.1.3 and 3.1.4.
 *
 * The third function is intended for the MPOA component sitting on
 * top of the LANE device. The MPOA component assigns it's own function
 * to (*associate_indicator)() and the LANE device will use that
 * function to tell about TLVs it sees floating through.
 *
 */
struct lane2_ops { … };

/*
 * ATM LAN Emulation supports both LLC & Dix Ethernet EtherType
 * frames.
 *
 * 1. Dix Ethernet EtherType frames encoded by placing EtherType
 *    field in h_type field. Data follows immediately after header.
 * 2. LLC Data frames whose total length, including LLC field and data,
 *    but not padding required to meet the minimum data frame length,
 *    is less than ETH_P_802_3_MIN MUST be encoded by placing that length
 *    in the h_type field. The LLC field follows header immediately.
 * 3. LLC data frames longer than this maximum MUST be encoded by placing
 *    the value 0 in the h_type field.
 *
 */

/* Hash table size */
#define LEC_ARP_TABLE_SIZE …

struct lec_priv { … };

struct lec_vcc_priv { … };

#define LEC_VCC_PRIV(vcc) …

#endif				/* _LEC_H_ */