/*
 * ng_btsocket.h
 */

/*-
 * Copyright (c) 2001-2002 Maksim Yevmenkin <m_evmenkin@yahoo.com>
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 * $Id: ng_btsocket.h,v 1.8 2003/04/26 22:32:10 max Exp $
 * $FreeBSD: src/sys/netgraph/bluetooth/include/ng_btsocket.h,v 1.8 2006/05/17 00:13:06 emax Exp $
 */

#ifndef _NETGRAPH_BTSOCKET_H_
#define _NETGRAPH_BTSOCKET_H_

#include <sys/ioccom.h>

/*
 * Bluetooth protocols
 */

#define BLUETOOTH_PROTO_HCI     134     /* HCI protocol number */
#define BLUETOOTH_PROTO_L2CAP   135     /* L2CAP protocol number */
#define BLUETOOTH_PROTO_RFCOMM  136     /* RFCOMM protocol number */

/*
 * Bluetooth version of struct sockaddr for raw HCI sockets
 */

struct sockaddr_hci {
        u_char          hci_len;        /* total length */
        u_char          hci_family;     /* address family */
        char            hci_node[32];   /* address (size == NG_NODESIZ ) */
};

/* Raw HCI socket options */
#define SOL_HCI_RAW             0x0802  /* socket options level */

#define SO_HCI_RAW_FILTER       1       /* get/set filter on socket */
#define SO_HCI_RAW_DIRECTION    2       /* turn on/off direction info */
#define SCM_HCI_RAW_DIRECTION   SO_HCI_RAW_DIRECTION /* cmsg_type  */

/*
 * Raw HCI socket filter.
 *
 * For packet mask use (1 << (HCI packet indicator - 1))
 * For event mask use (1 << (Event - 1))
 */

struct ng_btsocket_hci_raw_filter {
        bitstr_t        bit_decl(packet_mask, 32);
        bitstr_t        bit_decl(event_mask, (NG_HCI_EVENT_MASK_SIZE * 8));
};

/*
 * Raw HCI sockets ioctl's
 */

/* Get state */
struct ng_btsocket_hci_raw_node_state {
        ng_hci_node_state_ep    state;
};
#define SIOC_HCI_RAW_NODE_GET_STATE \
        _IOWR('b', NGM_HCI_NODE_GET_STATE, \
                struct ng_btsocket_hci_raw_node_state)

/* Initialize */
#define SIOC_HCI_RAW_NODE_INIT \
        _IO('b', NGM_HCI_NODE_INIT)

/* Get/Set debug level */
struct ng_btsocket_hci_raw_node_debug {
        ng_hci_node_debug_ep    debug;
};
#define SIOC_HCI_RAW_NODE_GET_DEBUG \
        _IOWR('b', NGM_HCI_NODE_GET_DEBUG, \
                struct ng_btsocket_hci_raw_node_debug)
#define SIOC_HCI_RAW_NODE_SET_DEBUG \
        _IOWR('b', NGM_HCI_NODE_SET_DEBUG, \
                struct ng_btsocket_hci_raw_node_debug)

/* Get buffer info */
struct ng_btsocket_hci_raw_node_buffer {
        ng_hci_node_buffer_ep   buffer;
};
#define SIOC_HCI_RAW_NODE_GET_BUFFER \
        _IOWR('b', NGM_HCI_NODE_GET_BUFFER, \
                struct ng_btsocket_hci_raw_node_buffer)

/* Get BD_ADDR */
struct ng_btsocket_hci_raw_node_bdaddr {
        bdaddr_t        bdaddr;
};
#define SIOC_HCI_RAW_NODE_GET_BDADDR \
        _IOWR('b', NGM_HCI_NODE_GET_BDADDR, \
                struct ng_btsocket_hci_raw_node_bdaddr)

/* Get features */
struct ng_btsocket_hci_raw_node_features {
        u_int8_t        features[NG_HCI_FEATURES_SIZE];
};
#define SIOC_HCI_RAW_NODE_GET_FEATURES \
        _IOWR('b', NGM_HCI_NODE_GET_FEATURES, \
                struct ng_btsocket_hci_raw_node_features)

/* Get stat */
struct ng_btsocket_hci_raw_node_stat {
        ng_hci_node_stat_ep     stat;
};
#define SIOC_HCI_RAW_NODE_GET_STAT \
        _IOWR('b', NGM_HCI_NODE_GET_STAT, \
                struct ng_btsocket_hci_raw_node_stat)

/* Reset stat */
#define SIOC_HCI_RAW_NODE_RESET_STAT \
        _IO('b', NGM_HCI_NODE_RESET_STAT)

/* Flush neighbor cache */
#define SIOC_HCI_RAW_NODE_FLUSH_NEIGHBOR_CACHE \
        _IO('b', NGM_HCI_NODE_FLUSH_NEIGHBOR_CACHE)

/* Get neighbor cache */
struct ng_btsocket_hci_raw_node_neighbor_cache {
        u_int32_t                                num_entries;
        ng_hci_node_neighbor_cache_entry_ep     *entries;
};
#define SIOC_HCI_RAW_NODE_GET_NEIGHBOR_CACHE \
        _IOWR('b', NGM_HCI_NODE_GET_NEIGHBOR_CACHE, \
                struct ng_btsocket_hci_raw_node_neighbor_cache)

/* Get connection list */
struct ng_btsocket_hci_raw_con_list {
        u_int32_t                num_connections;
        ng_hci_node_con_ep      *connections;
};
#define SIOC_HCI_RAW_NODE_GET_CON_LIST \
        _IOWR('b', NGM_HCI_NODE_GET_CON_LIST, \
                struct ng_btsocket_hci_raw_con_list)

/* Get/Set link policy settings mask */
struct ng_btsocket_hci_raw_node_link_policy_mask {
        ng_hci_node_link_policy_mask_ep policy_mask;
};
#define SIOC_HCI_RAW_NODE_GET_LINK_POLICY_MASK \
        _IOWR('b', NGM_HCI_NODE_GET_LINK_POLICY_SETTINGS_MASK, \
                struct ng_btsocket_hci_raw_node_link_policy_mask)
#define SIOC_HCI_RAW_NODE_SET_LINK_POLICY_MASK \
        _IOWR('b', NGM_HCI_NODE_SET_LINK_POLICY_SETTINGS_MASK, \
                struct ng_btsocket_hci_raw_node_link_policy_mask)

/* Get/Set packet mask */
struct ng_btsocket_hci_raw_node_packet_mask {
        ng_hci_node_packet_mask_ep      packet_mask;
};
#define SIOC_HCI_RAW_NODE_GET_PACKET_MASK \
        _IOWR('b', NGM_HCI_NODE_GET_PACKET_MASK, \
                struct ng_btsocket_hci_raw_node_packet_mask)
#define SIOC_HCI_RAW_NODE_SET_PACKET_MASK \
        _IOWR('b', NGM_HCI_NODE_SET_PACKET_MASK, \
                struct ng_btsocket_hci_raw_node_packet_mask)

/* Get/Set role switch */
struct ng_btsocket_hci_raw_node_role_switch {
        ng_hci_node_role_switch_ep      role_switch;
};
#define SIOC_HCI_RAW_NODE_GET_ROLE_SWITCH \
        _IOWR('b', NGM_HCI_NODE_GET_ROLE_SWITCH, \
                struct ng_btsocket_hci_raw_node_role_switch)
#define SIOC_HCI_RAW_NODE_SET_ROLE_SWITCH \
        _IOWR('b', NGM_HCI_NODE_SET_ROLE_SWITCH, \
                struct ng_btsocket_hci_raw_node_role_switch)

/* Get list of HCI node names */
struct ng_btsocket_hci_raw_node_list_names {
        u_int32_t        num_names;
        struct nodeinfo *names;
};
#define SIOC_HCI_RAW_NODE_LIST_NAMES \
        _IOWR('b', NGM_HCI_NODE_LIST_NAMES, \
                struct ng_btsocket_hci_raw_node_list_names)

/*
 * XXX FIXME: probably does not belong here
 * Bluetooth version of struct sockaddr for L2CAP sockets (RAW and SEQPACKET)
 */

struct sockaddr_l2cap {
        u_char          l2cap_len;      /* total length */
        u_char          l2cap_family;   /* address family */
        u_int16_t       l2cap_psm;      /* PSM (Protocol/Service Multiplexor) */
        bdaddr_t        l2cap_bdaddr;   /* address */
};

/* L2CAP socket options */
#define SOL_L2CAP               0x1609  /* socket option level */

#define SO_L2CAP_IMTU           1       /* get/set incoming MTU */
#define SO_L2CAP_OMTU           2       /* get outgoing (peer incoming) MTU */
#define SO_L2CAP_IFLOW          3       /* get incoming flow spec. */
#define SO_L2CAP_OFLOW          4       /* get/set outgoing flow spec. */
#define SO_L2CAP_FLUSH          5       /* get/set flush timeout */

/*
 * Raw L2CAP sockets ioctl's
 */

/* Ping */
struct ng_btsocket_l2cap_raw_ping {
        u_int32_t                result;
        u_int32_t                echo_size;
        u_int8_t                *echo_data;
};
#define SIOC_L2CAP_L2CA_PING \
        _IOWR('b', NGM_L2CAP_L2CA_PING, \
                struct ng_btsocket_l2cap_raw_ping)

/* Get info */
struct ng_btsocket_l2cap_raw_get_info {
        u_int32_t                result;
        u_int32_t                info_type;
        u_int32_t                info_size;
        u_int8_t                *info_data;
};
#define SIOC_L2CAP_L2CA_GET_INFO \
        _IOWR('b', NGM_L2CAP_L2CA_GET_INFO, \
                struct ng_btsocket_l2cap_raw_get_info)

/* Get flags */
struct ng_btsocket_l2cap_raw_node_flags {
        ng_l2cap_node_flags_ep  flags;
};
#define SIOC_L2CAP_NODE_GET_FLAGS \
        _IOWR('b', NGM_L2CAP_NODE_GET_FLAGS, \
                struct ng_btsocket_l2cap_raw_node_flags)

/* Get/Set debug level */
struct ng_btsocket_l2cap_raw_node_debug {
        ng_l2cap_node_debug_ep  debug;
};
#define SIOC_L2CAP_NODE_GET_DEBUG \
        _IOWR('b', NGM_L2CAP_NODE_GET_DEBUG, \
                struct ng_btsocket_l2cap_raw_node_debug)
#define SIOC_L2CAP_NODE_SET_DEBUG \
        _IOWR('b', NGM_L2CAP_NODE_SET_DEBUG, \
                struct ng_btsocket_l2cap_raw_node_debug)

/* Get connection list */
struct ng_btsocket_l2cap_raw_con_list {
        u_int32_t                num_connections;
        ng_l2cap_node_con_ep    *connections;
};
#define SIOC_L2CAP_NODE_GET_CON_LIST \
        _IOWR('b', NGM_L2CAP_NODE_GET_CON_LIST, \
                struct ng_btsocket_l2cap_raw_con_list)

/* Get channel list */
struct ng_btsocket_l2cap_raw_chan_list {
        u_int32_t                num_channels;
        ng_l2cap_node_chan_ep   *channels;
};
#define SIOC_L2CAP_NODE_GET_CHAN_LIST \
        _IOWR('b', NGM_L2CAP_NODE_GET_CHAN_LIST, \
                struct ng_btsocket_l2cap_raw_chan_list)

/* Get/Set auto disconnect timeout */
struct ng_btsocket_l2cap_raw_auto_discon_timo
{
        ng_l2cap_node_auto_discon_ep    timeout;
};
#define SIOC_L2CAP_NODE_GET_AUTO_DISCON_TIMO \
        _IOWR('b', NGM_L2CAP_NODE_GET_AUTO_DISCON_TIMO, \
                struct ng_btsocket_l2cap_raw_auto_discon_timo)
#define SIOC_L2CAP_NODE_SET_AUTO_DISCON_TIMO \
        _IOWR('b', NGM_L2CAP_NODE_SET_AUTO_DISCON_TIMO, \
                struct ng_btsocket_l2cap_raw_auto_discon_timo)

/*
 * XXX FIXME: probably does not belong here
 * Bluetooth version of struct sockaddr for RFCOMM sockets (STREAM)
 */

struct sockaddr_rfcomm {
        u_char          rfcomm_len;     /* total length */
        u_char          rfcomm_family;  /* address family */
        bdaddr_t        rfcomm_bdaddr;  /* address */
        u_int8_t        rfcomm_channel; /* channel */
};

/* Flow control information */
struct ng_btsocket_rfcomm_fc_info {
        u_int8_t        lmodem;         /* modem signals (local) */
        u_int8_t        rmodem;         /* modem signals (remote) */
        u_int8_t        tx_cred;        /* TX credits */
        u_int8_t        rx_cred;        /* RX credits */
        u_int8_t        cfc;            /* credit flow control */
        u_int8_t        reserved;
};

/* STREAM RFCOMM socket options */
#define SOL_RFCOMM              0x0816  /* socket options level */

#define SO_RFCOMM_MTU           1       /* get channel MTU */
#define SO_RFCOMM_FC_INFO       2       /* get flow control information */

/* 
 * Netgraph node type name and cookie 
 */

#define NG_BTSOCKET_HCI_RAW_NODE_TYPE   "btsock_hci_raw"
#define NG_BTSOCKET_L2CAP_RAW_NODE_TYPE "btsock_l2c_raw"
#define NG_BTSOCKET_L2CAP_NODE_TYPE     "btsock_l2c"

/*
 * Debug levels 
 */

#define NG_BTSOCKET_ALERT_LEVEL 1
#define NG_BTSOCKET_ERR_LEVEL   2
#define NG_BTSOCKET_WARN_LEVEL  3
#define NG_BTSOCKET_INFO_LEVEL  4

#endif /* _NETGRAPH_BTSOCKET_H_ */