184 lines
		
	
	
		
			4.1 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			184 lines
		
	
	
		
			4.1 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
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|   BNEP protocol definition for Linux Bluetooth stack (BlueZ).
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|   Copyright (C) 2002 Maxim Krasnyansky <maxk@qualcomm.com>
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| 
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|   This program is free software; you can redistribute it and/or modify
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|   it under the terms of the GNU General Public License, version 2, as
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|   published by the Free Software Foundation.
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| 
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|   This program is distributed in the hope that it will be useful,
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|   but WITHOUT ANY WARRANTY; without even the implied warranty of
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|   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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|   GNU General Public License for more details.
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| 
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|   You should have received a copy of the GNU General Public License
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|   along with this program; if not, see <http://www.gnu.org/licenses/>.
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| */
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| 
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| #ifndef _BNEP_H
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| #define _BNEP_H
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| 
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| #include <linux/types.h>
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| #include <linux/crc32.h>
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| #include <net/bluetooth/bluetooth.h>
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| 
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| /* Limits */
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| #define BNEP_MAX_PROTO_FILTERS		5
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| #define BNEP_MAX_MULTICAST_FILTERS	20
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| 
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| /* UUIDs */
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| #define BNEP_BASE_UUID	0x0000000000001000800000805F9B34FB
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| #define BNEP_UUID16	0x02
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| #define BNEP_UUID32	0x04
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| #define BNEP_UUID128	0x16
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| 
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| #define BNEP_SVC_PANU	0x1115
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| #define BNEP_SVC_NAP	0x1116
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| #define BNEP_SVC_GN	0x1117
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| 
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| /* Packet types */
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| #define BNEP_GENERAL			0x00
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| #define BNEP_CONTROL			0x01
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| #define BNEP_COMPRESSED			0x02
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| #define BNEP_COMPRESSED_SRC_ONLY	0x03
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| #define BNEP_COMPRESSED_DST_ONLY	0x04
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| 
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| /* Control types */
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| #define BNEP_CMD_NOT_UNDERSTOOD		0x00
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| #define BNEP_SETUP_CONN_REQ		0x01
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| #define BNEP_SETUP_CONN_RSP		0x02
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| #define BNEP_FILTER_NET_TYPE_SET	0x03
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| #define BNEP_FILTER_NET_TYPE_RSP	0x04
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| #define BNEP_FILTER_MULTI_ADDR_SET	0x05
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| #define BNEP_FILTER_MULTI_ADDR_RSP	0x06
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| 
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| /* Extension types */
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| #define BNEP_EXT_CONTROL 0x00
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| 
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| /* Response messages */
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| #define BNEP_SUCCESS 0x00
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| 
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| #define BNEP_CONN_INVALID_DST 0x01
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| #define BNEP_CONN_INVALID_SRC 0x02
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| #define BNEP_CONN_INVALID_SVC 0x03
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| #define BNEP_CONN_NOT_ALLOWED 0x04
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| 
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| #define BNEP_FILTER_UNSUPPORTED_REQ	0x01
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| #define BNEP_FILTER_INVALID_RANGE	0x02
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| #define BNEP_FILTER_INVALID_MCADDR	0x02
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| #define BNEP_FILTER_LIMIT_REACHED	0x03
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| #define BNEP_FILTER_DENIED_SECURITY	0x04
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| 
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| /* L2CAP settings */
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| #define BNEP_MTU	1691
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| #define BNEP_PSM	0x0f
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| #define BNEP_FLUSH_TO	0xffff
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| #define BNEP_CONNECT_TO	15
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| #define BNEP_FILTER_TO	15
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| 
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| /* Headers */
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| #define BNEP_TYPE_MASK	0x7f
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| #define BNEP_EXT_HEADER	0x80
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| 
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| struct bnep_setup_conn_req {
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| 	__u8 type;
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| 	__u8 ctrl;
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| 	__u8 uuid_size;
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| 	__u8 service[0];
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| } __packed;
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| 
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| struct bnep_set_filter_req {
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| 	__u8 type;
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| 	__u8 ctrl;
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| 	__be16 len;
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| 	__u8 list[0];
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| } __packed;
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| 
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| struct bnep_control_rsp {
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| 	__u8 type;
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| 	__u8 ctrl;
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| 	__be16 resp;
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| } __packed;
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| 
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| struct bnep_ext_hdr {
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| 	__u8 type;
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| 	__u8 len;
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| 	__u8 data[0];
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| } __packed;
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| 
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| /* BNEP ioctl defines */
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| #define BNEPCONNADD	_IOW('B', 200, int)
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| #define BNEPCONNDEL	_IOW('B', 201, int)
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| #define BNEPGETCONNLIST	_IOR('B', 210, int)
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| #define BNEPGETCONNINFO	_IOR('B', 211, int)
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| #define BNEPGETSUPPFEAT	_IOR('B', 212, int)
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| 
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| #define BNEP_SETUP_RESPONSE	0
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| #define BNEP_SETUP_RSP_SENT	10
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| 
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| struct bnep_connadd_req {
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| 	int   sock;		/* Connected socket */
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| 	__u32 flags;
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| 	__u16 role;
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| 	char  device[16];	/* Name of the Ethernet device */
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| };
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| 
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| struct bnep_conndel_req {
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| 	__u32 flags;
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| 	__u8  dst[ETH_ALEN];
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| };
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| 
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| struct bnep_conninfo {
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| 	__u32 flags;
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| 	__u16 role;
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| 	__u16 state;
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| 	__u8  dst[ETH_ALEN];
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| 	char  device[16];
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| };
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| 
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| struct bnep_connlist_req {
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| 	__u32  cnum;
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| 	struct bnep_conninfo __user *ci;
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| };
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| 
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| struct bnep_proto_filter {
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| 	__u16 start;
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| 	__u16 end;
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| };
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| 
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| int bnep_add_connection(struct bnep_connadd_req *req, struct socket *sock);
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| int bnep_del_connection(struct bnep_conndel_req *req);
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| int bnep_get_connlist(struct bnep_connlist_req *req);
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| int bnep_get_conninfo(struct bnep_conninfo *ci);
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| 
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| /* BNEP sessions */
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| struct bnep_session {
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| 	struct list_head list;
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| 
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| 	unsigned int  role;
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| 	unsigned long state;
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| 	unsigned long flags;
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| 	atomic_t      terminate;
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| 	struct task_struct *task;
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| 
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| 	struct ethhdr eh;
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| 	struct msghdr msg;
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| 
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| 	struct bnep_proto_filter proto_filter[BNEP_MAX_PROTO_FILTERS];
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| 	unsigned long long mc_filter;
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| 
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| 	struct socket    *sock;
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| 	struct net_device *dev;
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| };
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| 
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| void bnep_net_setup(struct net_device *dev);
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| int bnep_sock_init(void);
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| void bnep_sock_cleanup(void);
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| 
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| static inline int bnep_mc_hash(__u8 *addr)
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| {
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| 	return crc32_be(~0, addr, ETH_ALEN) >> 26;
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| }
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| 
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| #endif
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