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Diffstat (limited to 'net/bluetooth/bnep/bnep.h')
| -rw-r--r-- | net/bluetooth/bnep/bnep.h | 184 |
1 files changed, 184 insertions, 0 deletions
diff --git a/net/bluetooth/bnep/bnep.h b/net/bluetooth/bnep/bnep.h new file mode 100644 index 00000000000..bbb1ed7097a --- /dev/null +++ b/net/bluetooth/bnep/bnep.h @@ -0,0 +1,184 @@ +/* + BNEP protocol definition for Linux Bluetooth stack (BlueZ). + Copyright (C) 2002 Maxim Krasnyansky <maxk@qualcomm.com> + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License, version 2, as + published by the Free Software Foundation. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA +*/ + +/* + * $Id: bnep.h,v 1.5 2002/08/04 21:23:58 maxk Exp $ + */ + +#ifndef _BNEP_H +#define _BNEP_H + +#include <linux/types.h> +#include <linux/crc32.h> +#include <net/bluetooth/bluetooth.h> + +// Limits +#define BNEP_MAX_PROTO_FILTERS 5 +#define BNEP_MAX_MULTICAST_FILTERS 20 + +// UUIDs +#define BNEP_BASE_UUID 0x0000000000001000800000805F9B34FB +#define BNEP_UUID16 0x02 +#define BNEP_UUID32 0x04 +#define BNEP_UUID128 0x16 + +#define BNEP_SVC_PANU 0x1115 +#define BNEP_SVC_NAP 0x1116 +#define BNEP_SVC_GN 0x1117 + +// Packet types +#define BNEP_GENERAL 0x00 +#define BNEP_CONTROL 0x01 +#define BNEP_COMPRESSED 0x02 +#define BNEP_COMPRESSED_SRC_ONLY 0x03 +#define BNEP_COMPRESSED_DST_ONLY 0x04 + +// Control types +#define BNEP_CMD_NOT_UNDERSTOOD 0x00 +#define BNEP_SETUP_CONN_REQ 0x01 +#define BNEP_SETUP_CONN_RSP 0x02 +#define BNEP_FILTER_NET_TYPE_SET 0x03 +#define BNEP_FILTER_NET_TYPE_RSP 0x04 +#define BNEP_FILTER_MULTI_ADDR_SET 0x05 +#define BNEP_FILTER_MULTI_ADDR_RSP 0x06 + +// Extension types +#define BNEP_EXT_CONTROL 0x00 + +// Response messages +#define BNEP_SUCCESS 0x00 + +#define BNEP_CONN_INVALID_DST 0x01 +#define BNEP_CONN_INVALID_SRC 0x02 +#define BNEP_CONN_INVALID_SVC 0x03 +#define BNEP_CONN_NOT_ALLOWED 0x04 + +#define BNEP_FILTER_UNSUPPORTED_REQ 0x01 +#define BNEP_FILTER_INVALID_RANGE 0x02 +#define BNEP_FILTER_INVALID_MCADDR 0x02 +#define BNEP_FILTER_LIMIT_REACHED 0x03 +#define BNEP_FILTER_DENIED_SECURITY 0x04 + +// L2CAP settings +#define BNEP_MTU 1691 +#define BNEP_PSM 0x0f +#define BNEP_FLUSH_TO 0xffff +#define BNEP_CONNECT_TO 15 +#define BNEP_FILTER_TO 15 + +// Headers +#define BNEP_TYPE_MASK 0x7f +#define BNEP_EXT_HEADER 0x80 + +struct bnep_setup_conn_req { + __u8 type; + __u8 ctrl; + __u8 uuid_size; + __u8 service[0]; +} __attribute__((packed)); + +struct bnep_set_filter_req { + __u8 type; + __u8 ctrl; + __u16 len; + __u8 list[0]; +} __attribute__((packed)); + +struct bnep_control_rsp { + __u8 type; + __u8 ctrl; + __u16 resp; +} __attribute__((packed)); + +struct bnep_ext_hdr { + __u8 type; + __u8 len; + __u8 data[0]; +} __attribute__((packed)); + +/* BNEP ioctl defines */ +#define BNEPCONNADD _IOW('B', 200, int) +#define BNEPCONNDEL _IOW('B', 201, int) +#define BNEPGETCONNLIST _IOR('B', 210, int) +#define BNEPGETCONNINFO _IOR('B', 211, int) + +struct bnep_connadd_req { + int sock; // Connected socket + __u32 flags; + __u16 role; + char device[16]; // Name of the Ethernet device +}; + +struct bnep_conndel_req { + __u32 flags; + __u8 dst[ETH_ALEN]; +}; + +struct bnep_conninfo { + __u32 flags; + __u16 role; + __u16 state; + __u8 dst[ETH_ALEN]; + char device[16]; +}; + +struct bnep_connlist_req { + __u32 cnum; + struct bnep_conninfo __user *ci; +}; + +struct bnep_proto_filter { + __u16 start; + __u16 end; +}; + +int bnep_add_connection(struct bnep_connadd_req *req, struct socket *sock); +int bnep_del_connection(struct bnep_conndel_req *req); +int bnep_get_connlist(struct bnep_connlist_req *req); +int bnep_get_conninfo(struct bnep_conninfo *ci); + +// BNEP sessions +struct bnep_session { + struct list_head list; + + unsigned int role; + unsigned long state; + unsigned long flags; + atomic_t killed; + + struct ethhdr eh; + struct msghdr msg; + + struct bnep_proto_filter proto_filter[BNEP_MAX_PROTO_FILTERS]; + u64 mc_filter; + + struct socket *sock; + struct net_device *dev; + struct net_device_stats stats; +}; + +void bnep_net_setup(struct net_device *dev); +int bnep_sock_init(void); +int bnep_sock_cleanup(void); + +static inline int bnep_mc_hash(__u8 *addr) +{ + return (crc32_be(~0, addr, ETH_ALEN) >> 26); +} + +#endif |