136 lines
3.0 KiB
C
136 lines
3.0 KiB
C
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/*
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CMTP implementation for Linux Bluetooth stack (BlueZ).
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Copyright (C) 2002-2003 Marcel Holtmann <marcel@holtmann.org>
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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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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS.
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IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY
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CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES
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WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS,
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COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS
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SOFTWARE IS DISCLAIMED.
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*/
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#ifndef __CMTP_H
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#define __CMTP_H
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#include <linux/types.h>
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#include <net/bluetooth/bluetooth.h>
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#define BTNAMSIZ 18
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/* CMTP ioctl defines */
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#define CMTPCONNADD _IOW('C', 200, int)
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#define CMTPCONNDEL _IOW('C', 201, int)
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#define CMTPGETCONNLIST _IOR('C', 210, int)
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#define CMTPGETCONNINFO _IOR('C', 211, int)
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#define CMTP_LOOPBACK 0
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struct cmtp_connadd_req {
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int sock; // Connected socket
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__u32 flags;
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};
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struct cmtp_conndel_req {
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bdaddr_t bdaddr;
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__u32 flags;
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};
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struct cmtp_conninfo {
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bdaddr_t bdaddr;
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__u32 flags;
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__u16 state;
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int num;
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};
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struct cmtp_connlist_req {
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__u32 cnum;
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struct cmtp_conninfo __user *ci;
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};
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int cmtp_add_connection(struct cmtp_connadd_req *req, struct socket *sock);
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int cmtp_del_connection(struct cmtp_conndel_req *req);
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int cmtp_get_connlist(struct cmtp_connlist_req *req);
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int cmtp_get_conninfo(struct cmtp_conninfo *ci);
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/* CMTP session defines */
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#define CMTP_INTEROP_TIMEOUT (HZ * 5)
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#define CMTP_INITIAL_MSGNUM 0xff00
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struct cmtp_session {
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struct list_head list;
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struct socket *sock;
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bdaddr_t bdaddr;
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unsigned long state;
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unsigned long flags;
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uint mtu;
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char name[BTNAMSIZ];
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atomic_t terminate;
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wait_queue_head_t wait;
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int ncontroller;
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int num;
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struct capi_ctr ctrl;
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struct list_head applications;
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unsigned long blockids;
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int msgnum;
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struct sk_buff_head transmit;
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struct sk_buff *reassembly[16];
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};
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struct cmtp_application {
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struct list_head list;
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unsigned long state;
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int err;
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__u16 appl;
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__u16 mapping;
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__u16 msgnum;
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};
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struct cmtp_scb {
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int id;
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int data;
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};
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int cmtp_attach_device(struct cmtp_session *session);
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void cmtp_detach_device(struct cmtp_session *session);
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void cmtp_recv_capimsg(struct cmtp_session *session, struct sk_buff *skb);
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static inline void cmtp_schedule(struct cmtp_session *session)
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{
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struct sock *sk = session->sock->sk;
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wake_up_interruptible(sk->sk_sleep);
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}
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/* CMTP init defines */
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int cmtp_init_sockets(void);
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void cmtp_cleanup_sockets(void);
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#endif /* __CMTP_H */
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