ng_btsocket_sco.h

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    1 /*
    2  * ng_btsocket_sco.h
    3  */
    4 
    5 /*-
    6  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
    7  *
    8  * Copyright (c) 2001-2002 Maksim Yevmenkin <m_evmenkin@yahoo.com>
    9  * All rights reserved.
   10  *
   11  * Redistribution and use in source and binary forms, with or without
   12  * modification, are permitted provided that the following conditions
   13  * are met:
   14  * 1. Redistributions of source code must retain the above copyright
   15  *    notice, this list of conditions and the following disclaimer.
   16  * 2. Redistributions in binary form must reproduce the above copyright
   17  *    notice, this list of conditions and the following disclaimer in the
   18  *    documentation and/or other materials provided with the distribution.
   19  *
   20  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   21  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   23  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   24  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   25  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   26  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   27  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   28  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   29  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   30  * SUCH DAMAGE.
   31  *
   32  * $Id: ng_btsocket_sco.h,v 1.3 2005/10/31 18:08:52 max Exp $
   33  * $FreeBSD$
   34  */
   35 
   36 #ifndef _NETGRAPH_BTSOCKET_SCO_H_
   37 #define _NETGRAPH_BTSOCKET_SCO_H_
   38 
   39 /*
   40  * SCO routing entry
   41  */
   42 
   43 struct ng_hook;
   44 struct ng_message;
   45 
   46 struct ng_btsocket_sco_rtentry {
   47         bdaddr_t                                 src;  /* source BD_ADDR */
   48         u_int16_t                                pkt_size; /* mtu */
   49         u_int16_t                                num_pkts; /* buffer size */
   50         int32_t                                  pending; /* pending packets */
   51         struct ng_hook                          *hook; /* downstream hook */
   52         LIST_ENTRY(ng_btsocket_sco_rtentry)      next; /* link to next */
   53 };
   54 typedef struct ng_btsocket_sco_rtentry          ng_btsocket_sco_rtentry_t;
   55 typedef struct ng_btsocket_sco_rtentry *        ng_btsocket_sco_rtentry_p;
   56 
   57 /*****************************************************************************
   58  *****************************************************************************
   59  **                      SOCK_SEQPACKET SCO sockets                         **
   60  *****************************************************************************
   61  *****************************************************************************/
   62 
   63 #define NG_BTSOCKET_SCO_SENDSPACE       1024
   64 #define NG_BTSOCKET_SCO_RECVSPACE       (64 * 1024)
   65 
   66 /*
   67  * Bluetooth SCO socket PCB
   68  */
   69 
   70 struct ng_btsocket_sco_pcb {
   71         struct socket                   *so;         /* Pointer to socket */
   72 
   73         bdaddr_t                         src;        /* Source address */
   74         bdaddr_t                         dst;        /* Destination address */
   75 
   76         u_int16_t                        con_handle; /* connection handle */
   77 
   78         u_int16_t                        flags;      /* socket flags */
   79 #define NG_BTSOCKET_SCO_CLIENT          (1 << 0)     /* socket is client */
   80 #define NG_BTSOCKET_SCO_TIMO            (1 << 1)     /* timeout pending */
   81 
   82         u_int8_t                         state;      /* socket state */
   83 #define NG_BTSOCKET_SCO_CLOSED          0            /* socket closed */
   84 #define NG_BTSOCKET_SCO_CONNECTING      1            /* wait for connect */
   85 #define NG_BTSOCKET_SCO_OPEN            2            /* socket open */
   86 #define NG_BTSOCKET_SCO_DISCONNECTING   3            /* wait for disconnect */
   87 
   88         struct callout                   timo;       /* timeout */
   89 
   90         ng_btsocket_sco_rtentry_p        rt;         /* routing info */
   91 
   92         struct mtx                       pcb_mtx;    /* pcb mutex */
   93 
   94         LIST_ENTRY(ng_btsocket_sco_pcb)  next;       /* link to next PCB */
   95 };
   96 typedef struct ng_btsocket_sco_pcb      ng_btsocket_sco_pcb_t;
   97 typedef struct ng_btsocket_sco_pcb *    ng_btsocket_sco_pcb_p;
   98 
   99 #define so2sco_pcb(so) \
  100         ((struct ng_btsocket_sco_pcb *)((so)->so_pcb))
  101 
  102 /*
  103  * Bluetooth SCO socket methods
  104  */
  105 
  106 #ifdef _KERNEL
  107 
  108 void ng_btsocket_sco_abort      (struct socket *);
  109 void ng_btsocket_sco_close      (struct socket *);
  110 int  ng_btsocket_sco_accept     (struct socket *, struct sockaddr **);
  111 int  ng_btsocket_sco_attach     (struct socket *, int, struct thread *);
  112 int  ng_btsocket_sco_bind       (struct socket *, struct sockaddr *,
  113                                    struct thread *);
  114 int  ng_btsocket_sco_connect    (struct socket *, struct sockaddr *,
  115                                    struct thread *);
  116 int  ng_btsocket_sco_control    (struct socket *, u_long, void *,
  117                                    struct ifnet *, struct thread *);
  118 int  ng_btsocket_sco_ctloutput  (struct socket *, struct sockopt *);
  119 void ng_btsocket_sco_detach     (struct socket *);
  120 int  ng_btsocket_sco_disconnect (struct socket *);
  121 int  ng_btsocket_sco_listen     (struct socket *, int, struct thread *);
  122 int  ng_btsocket_sco_peeraddr   (struct socket *, struct sockaddr **);
  123 int  ng_btsocket_sco_send       (struct socket *, int, struct mbuf *,
  124                                    struct sockaddr *, struct mbuf *,
  125                                    struct thread *);
  126 int  ng_btsocket_sco_sockaddr   (struct socket *, struct sockaddr **);
  127 
  128 #endif /* _KERNEL */
  129 
  130 #endif /* _NETGRAPH_BTSOCKET_SCO_H_ */

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FreeBSD/Linux Kernel Cross Reference sys/netgraph/bluetooth/include/ng_btsocket_sco.h

FreeBSD/Linux Kernel Cross Reference
sys/netgraph/bluetooth/include/ng_btsocket_sco.h