LXR linux/net/bluetooth/cmtp/cmtp.h

   1/*
   2   CMTP implementation for Linux Bluetooth stack (BlueZ).
   3   Copyright (C) 2002-2003 Marcel Holtmann <marcel@holtmann.org>
   4
   5   This program is free software; you can redistribute it and/or modify
   6   it under the terms of the GNU General Public License version 2 as
   7   published by the Free Software Foundation;
   8
   9   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  10   OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  11   FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS.
  12   IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY
  13   CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES
  14   WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  15   ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  16   OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  17
  18   ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS,
  19   COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS
  20   SOFTWARE IS DISCLAIMED.
  21*/
  22
  23#ifndef __CMTP_H
  24#define __CMTP_H
  25
  26#include <linux/types.h>
  27#include <net/bluetooth/bluetooth.h>
  28
  29#define BTNAMSIZ 18
  30
  31/* CMTP ioctl defines */
  32#define CMTPCONNADD     _IOW('C', 200, int)
  33#define CMTPCONNDEL     _IOW('C', 201, int)
  34#define CMTPGETCONNLIST _IOR('C', 210, int)
  35#define CMTPGETCONNINFO _IOR('C', 211, int)
  36
  37#define CMTP_LOOPBACK   0
  38
  39struct cmtp_connadd_req {
  40        int   sock;     // Connected socket
  41        __u32 flags;
  42};
  43
  44struct cmtp_conndel_req {
  45        bdaddr_t bdaddr;
  46        __u32    flags;
  47};
  48
  49struct cmtp_conninfo {
  50        bdaddr_t bdaddr;
  51        __u32    flags;
  52        __u16    state;
  53        int      num;
  54};
  55
  56struct cmtp_connlist_req {
  57        __u32  cnum;
  58        struct cmtp_conninfo __user *ci;
  59};
  60
  61int cmtp_add_connection(struct cmtp_connadd_req *req, struct socket *sock);
  62int cmtp_del_connection(struct cmtp_conndel_req *req);
  63int cmtp_get_connlist(struct cmtp_connlist_req *req);
  64int cmtp_get_conninfo(struct cmtp_conninfo *ci);
  65
  66/* CMTP session defines */
  67#define CMTP_INTEROP_TIMEOUT    (HZ * 5)
  68#define CMTP_INITIAL_MSGNUM     0xff00
  69
  70struct cmtp_session {
  71        struct list_head list;
  72
  73        struct socket *sock;
  74
  75        bdaddr_t bdaddr;
  76
  77        unsigned long state;
  78        unsigned long flags;
  79
  80        uint mtu;
  81
  82        char name[BTNAMSIZ];
  83
  84        atomic_t terminate;
  85
  86        wait_queue_head_t wait;
  87
  88        int ncontroller;
  89        int num;
  90        struct capi_ctr ctrl;
  91
  92        struct list_head applications;
  93
  94        unsigned long blockids;
  95        int msgnum;
  96
  97        struct sk_buff_head transmit;
  98
  99        struct sk_buff *reassembly[16];
 100};
 101
 102struct cmtp_application {
 103        struct list_head list;
 104
 105        unsigned long state;
 106        int err;
 107
 108        __u16 appl;
 109        __u16 mapping;
 110
 111        __u16 msgnum;
 112};
 113
 114struct cmtp_scb {
 115        int id;
 116        int data;
 117};
 118
 119int  cmtp_attach_device(struct cmtp_session *session);
 120void cmtp_detach_device(struct cmtp_session *session);
 121
 122void cmtp_recv_capimsg(struct cmtp_session *session, struct sk_buff *skb);
 123
 124static inline void cmtp_schedule(struct cmtp_session *session)
 125{
 126        struct sock *sk = session->sock->sk;
 127
 128        wake_up_interruptible(sk->sk_sleep);
 129}
 130
 131/* CMTP init defines */
 132int cmtp_init_sockets(void);
 133void cmtp_cleanup_sockets(void);
 134
 135#endif /* __CMTP_H */
 136