mirror of https://github.com/Qortal/Brooklyn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
230 lines
6.2 KiB
230 lines
6.2 KiB
/********************************************************************* |
|
* |
|
* Filename: irlan_common.h |
|
* Version: 0.8 |
|
* Description: IrDA LAN access layer |
|
* Status: Experimental. |
|
* Author: Dag Brattli <[email protected]> |
|
* Created at: Sun Aug 31 20:14:37 1997 |
|
* Modified at: Sun Oct 31 19:41:24 1999 |
|
* Modified by: Dag Brattli <[email protected]> |
|
* |
|
* Copyright (c) 1998-1999 Dag Brattli <[email protected]>, |
|
* All Rights Reserved. |
|
* |
|
* This program is free software; you can redistribute it and/or |
|
* modify it under the terms of the GNU General Public License as |
|
* published by the Free Software Foundation; either version 2 of |
|
* the License, or (at your option) any later version. |
|
* |
|
* Neither Dag Brattli nor University of Tromsø admit liability nor |
|
* provide warranty for any of this software. This material is |
|
* provided "AS-IS" and at no charge. |
|
* |
|
********************************************************************/ |
|
|
|
#ifndef IRLAN_H |
|
#define IRLAN_H |
|
|
|
#include <asm/param.h> /* for HZ */ |
|
|
|
#include <linux/kernel.h> |
|
#include <linux/types.h> |
|
#include <linux/skbuff.h> |
|
#include <linux/netdevice.h> |
|
#include <linux/if_ether.h> |
|
|
|
#include <net/irda/irttp.h> |
|
|
|
#define IRLAN_MTU 1518 |
|
#define IRLAN_TIMEOUT 10*HZ /* 10 seconds */ |
|
|
|
/* Command packet types */ |
|
#define CMD_GET_PROVIDER_INFO 0 |
|
#define CMD_GET_MEDIA_CHAR 1 |
|
#define CMD_OPEN_DATA_CHANNEL 2 |
|
#define CMD_CLOSE_DATA_CHAN 3 |
|
#define CMD_RECONNECT_DATA_CHAN 4 |
|
#define CMD_FILTER_OPERATION 5 |
|
|
|
/* Some responses */ |
|
#define RSP_SUCCESS 0 |
|
#define RSP_INSUFFICIENT_RESOURCES 1 |
|
#define RSP_INVALID_COMMAND_FORMAT 2 |
|
#define RSP_COMMAND_NOT_SUPPORTED 3 |
|
#define RSP_PARAM_NOT_SUPPORTED 4 |
|
#define RSP_VALUE_NOT_SUPPORTED 5 |
|
#define RSP_NOT_OPEN 6 |
|
#define RSP_AUTHENTICATION_REQUIRED 7 |
|
#define RSP_INVALID_PASSWORD 8 |
|
#define RSP_PROTOCOL_ERROR 9 |
|
#define RSP_ASYNCHRONOUS_ERROR 255 |
|
|
|
/* Media types */ |
|
#define MEDIA_802_3 1 |
|
#define MEDIA_802_5 2 |
|
|
|
/* Filter parameters */ |
|
#define DATA_CHAN 1 |
|
#define FILTER_TYPE 2 |
|
#define FILTER_MODE 3 |
|
|
|
/* Filter types */ |
|
#define IRLAN_DIRECTED 0x01 |
|
#define IRLAN_FUNCTIONAL 0x02 |
|
#define IRLAN_GROUP 0x04 |
|
#define IRLAN_MAC_FRAME 0x08 |
|
#define IRLAN_MULTICAST 0x10 |
|
#define IRLAN_BROADCAST 0x20 |
|
#define IRLAN_IPX_SOCKET 0x40 |
|
|
|
/* Filter modes */ |
|
#define ALL 1 |
|
#define FILTER 2 |
|
#define NONE 3 |
|
|
|
/* Filter operations */ |
|
#define GET 1 |
|
#define CLEAR 2 |
|
#define ADD 3 |
|
#define REMOVE 4 |
|
#define DYNAMIC 5 |
|
|
|
/* Access types */ |
|
#define ACCESS_DIRECT 1 |
|
#define ACCESS_PEER 2 |
|
#define ACCESS_HOSTED 3 |
|
|
|
#define IRLAN_BYTE 0 |
|
#define IRLAN_SHORT 1 |
|
#define IRLAN_ARRAY 2 |
|
|
|
/* IrLAN sits on top if IrTTP */ |
|
#define IRLAN_MAX_HEADER (TTP_HEADER+LMP_HEADER) |
|
/* 1 byte for the command code and 1 byte for the parameter count */ |
|
#define IRLAN_CMD_HEADER 2 |
|
|
|
#define IRLAN_STRING_PARAMETER_LEN(name, value) (1 + strlen((name)) + 2 \ |
|
+ strlen ((value))) |
|
#define IRLAN_BYTE_PARAMETER_LEN(name) (1 + strlen((name)) + 2 + 1) |
|
#define IRLAN_SHORT_PARAMETER_LEN(name) (1 + strlen((name)) + 2 + 2) |
|
|
|
/* |
|
* IrLAN client |
|
*/ |
|
struct irlan_client_cb { |
|
int state; |
|
|
|
int open_retries; |
|
|
|
struct tsap_cb *tsap_ctrl; |
|
__u32 max_sdu_size; |
|
__u8 max_header_size; |
|
|
|
int access_type; /* Access type of provider */ |
|
__u8 reconnect_key[255]; |
|
__u8 key_len; |
|
|
|
__u16 recv_arb_val; |
|
__u16 max_frame; |
|
int filter_type; |
|
|
|
int unicast_open; |
|
int broadcast_open; |
|
|
|
int tx_busy; |
|
struct sk_buff_head txq; /* Transmit control queue */ |
|
|
|
struct iriap_cb *iriap; |
|
|
|
struct timer_list kick_timer; |
|
}; |
|
|
|
/* |
|
* IrLAN provider |
|
*/ |
|
struct irlan_provider_cb { |
|
int state; |
|
|
|
struct tsap_cb *tsap_ctrl; |
|
__u32 max_sdu_size; |
|
__u8 max_header_size; |
|
|
|
/* |
|
* Store some values here which are used by the provider to parse |
|
* the filter operations |
|
*/ |
|
int data_chan; |
|
int filter_type; |
|
int filter_mode; |
|
int filter_operation; |
|
int filter_entry; |
|
int access_type; /* Access type */ |
|
__u16 send_arb_val; |
|
|
|
__u8 mac_address[ETH_ALEN]; /* Generated MAC address for peer device */ |
|
}; |
|
|
|
/* |
|
* IrLAN control block |
|
*/ |
|
struct irlan_cb { |
|
int magic; |
|
struct list_head dev_list; |
|
struct net_device *dev; /* Ethernet device structure*/ |
|
|
|
__u32 saddr; /* Source device address */ |
|
__u32 daddr; /* Destination device address */ |
|
int disconnect_reason; /* Why we got disconnected */ |
|
|
|
int media; /* Media type */ |
|
__u8 version[2]; /* IrLAN version */ |
|
|
|
struct tsap_cb *tsap_data; /* Data TSAP */ |
|
|
|
int use_udata; /* Use Unit Data transfers */ |
|
|
|
__u8 stsap_sel_data; /* Source data TSAP selector */ |
|
__u8 dtsap_sel_data; /* Destination data TSAP selector */ |
|
__u8 dtsap_sel_ctrl; /* Destination ctrl TSAP selector */ |
|
|
|
struct irlan_client_cb client; /* Client specific fields */ |
|
struct irlan_provider_cb provider; /* Provider specific fields */ |
|
|
|
__u32 max_sdu_size; |
|
__u8 max_header_size; |
|
|
|
wait_queue_head_t open_wait; |
|
struct timer_list watchdog_timer; |
|
}; |
|
|
|
void irlan_close(struct irlan_cb *self); |
|
void irlan_close_tsaps(struct irlan_cb *self); |
|
|
|
int irlan_register_netdev(struct irlan_cb *self); |
|
void irlan_ias_register(struct irlan_cb *self, __u8 tsap_sel); |
|
void irlan_start_watchdog_timer(struct irlan_cb *self, int timeout); |
|
|
|
void irlan_open_data_tsap(struct irlan_cb *self); |
|
|
|
int irlan_run_ctrl_tx_queue(struct irlan_cb *self); |
|
|
|
struct irlan_cb *irlan_get_any(void); |
|
void irlan_get_provider_info(struct irlan_cb *self); |
|
void irlan_get_media_char(struct irlan_cb *self); |
|
void irlan_open_data_channel(struct irlan_cb *self); |
|
void irlan_close_data_channel(struct irlan_cb *self); |
|
void irlan_set_multicast_filter(struct irlan_cb *self, int status); |
|
void irlan_set_broadcast_filter(struct irlan_cb *self, int status); |
|
|
|
int irlan_insert_byte_param(struct sk_buff *skb, char *param, __u8 value); |
|
int irlan_insert_short_param(struct sk_buff *skb, char *param, __u16 value); |
|
int irlan_insert_string_param(struct sk_buff *skb, char *param, char *value); |
|
int irlan_insert_array_param(struct sk_buff *skb, char *name, __u8 *value, |
|
__u16 value_len); |
|
|
|
int irlan_extract_param(__u8 *buf, char *name, char *value, __u16 *len); |
|
|
|
#endif |
|
|
|
|
|
|