freebsd-skq/sys/netgraph/bluetooth/include/ng_btsocket_l2cap.h

209 lines
8.2 KiB
C

/*
* ng_btsocket_l2cap.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_l2cap.h,v 1.4 2003/03/25 23:53:33 max Exp $
* $FreeBSD$
*/
#ifndef _NETGRAPH_BTSOCKET_L2CAP_H_
#define _NETGRAPH_BTSOCKET_L2CAP_H_
/*
* L2CAP routing entry
*/
struct ng_hook;
struct ng_message;
struct ng_btsocket_l2cap_rtentry {
bdaddr_t src; /* source BD_ADDR */
struct ng_hook *hook; /* downstream hook */
LIST_ENTRY(ng_btsocket_l2cap_rtentry) next; /* link to next */
};
typedef struct ng_btsocket_l2cap_rtentry ng_btsocket_l2cap_rtentry_t;
typedef struct ng_btsocket_l2cap_rtentry * ng_btsocket_l2cap_rtentry_p;
/*****************************************************************************
*****************************************************************************
** SOCK_RAW L2CAP sockets **
*****************************************************************************
*****************************************************************************/
#define NG_BTSOCKET_L2CAP_RAW_SENDSPACE NG_L2CAP_MTU_DEFAULT
#define NG_BTSOCKET_L2CAP_RAW_RECVSPACE NG_L2CAP_MTU_DEFAULT
/*
* Bluetooth raw L2CAP socket PCB
*/
struct ng_btsocket_l2cap_raw_pcb {
struct socket *so; /* socket */
u_int32_t flags; /* flags */
#define NG_BTSOCKET_L2CAP_RAW_PRIVILEGED (1 << 0)
bdaddr_t src; /* source address */
bdaddr_t dst; /* dest address */
ng_btsocket_l2cap_rtentry_p rt; /* routing info */
u_int32_t token; /* message token */
struct ng_mesg *msg; /* message */
struct mtx pcb_mtx; /* pcb mutex */
LIST_ENTRY(ng_btsocket_l2cap_raw_pcb) next; /* link to next PCB */
};
typedef struct ng_btsocket_l2cap_raw_pcb ng_btsocket_l2cap_raw_pcb_t;
typedef struct ng_btsocket_l2cap_raw_pcb * ng_btsocket_l2cap_raw_pcb_p;
#define so2l2cap_raw_pcb(so) \
((struct ng_btsocket_l2cap_raw_pcb *)((so)->so_pcb))
/*
* Bluetooth raw L2CAP socket methods
*/
#ifdef _KERNEL
void ng_btsocket_l2cap_raw_init (void);
int ng_btsocket_l2cap_raw_abort (struct socket *);
int ng_btsocket_l2cap_raw_attach (struct socket *, int, struct thread *);
int ng_btsocket_l2cap_raw_bind (struct socket *, struct sockaddr *,
struct thread *);
int ng_btsocket_l2cap_raw_connect (struct socket *, struct sockaddr *,
struct thread *);
int ng_btsocket_l2cap_raw_control (struct socket *, u_long, caddr_t,
struct ifnet *, struct thread *);
int ng_btsocket_l2cap_raw_detach (struct socket *);
int ng_btsocket_l2cap_raw_disconnect (struct socket *);
int ng_btsocket_l2cap_raw_peeraddr (struct socket *, struct sockaddr **);
int ng_btsocket_l2cap_raw_send (struct socket *, int, struct mbuf *,
struct sockaddr *, struct mbuf *,
struct thread *);
int ng_btsocket_l2cap_raw_sockaddr (struct socket *, struct sockaddr **);
#endif /* _KERNEL */
/*****************************************************************************
*****************************************************************************
** SOCK_SEQPACKET L2CAP sockets **
*****************************************************************************
*****************************************************************************/
#define NG_BTSOCKET_L2CAP_SENDSPACE NG_L2CAP_MTU_DEFAULT /* (64 * 1024) */
#define NG_BTSOCKET_L2CAP_RECVSPACE (64 * 1024)
/*
* Bluetooth L2CAP socket PCB
*/
struct ng_btsocket_l2cap_pcb {
struct socket *so; /* Pointer to socket */
bdaddr_t src; /* Source address */
bdaddr_t dst; /* Destination address */
u_int16_t psm; /* PSM */
u_int16_t cid; /* Local channel ID */
u_int16_t flags; /* socket flags */
#define NG_BTSOCKET_L2CAP_CLIENT (1 << 0) /* socket is client */
#define NG_BTSOCKET_L2CAP_TIMO (1 << 1) /* timeout pending */
u_int8_t state; /* socket state */
#define NG_BTSOCKET_L2CAP_CLOSED 0 /* socket closed */
#define NG_BTSOCKET_L2CAP_CONNECTING 1 /* wait for connect */
#define NG_BTSOCKET_L2CAP_CONFIGURING 2 /* wait for config */
#define NG_BTSOCKET_L2CAP_OPEN 3 /* socket open */
#define NG_BTSOCKET_L2CAP_DISCONNECTING 4 /* wait for disconnect */
u_int8_t cfg_state; /* config state */
#define NG_BTSOCKET_L2CAP_CFG_IN (1 << 0) /* incoming path done */
#define NG_BTSOCKET_L2CAP_CFG_OUT (1 << 1) /* outgoing path done */
#define NG_BTSOCKET_L2CAP_CFG_BOTH \
(NG_BTSOCKET_L2CAP_CFG_IN | NG_BTSOCKET_L2CAP_CFG_OUT)
#define NG_BTSOCKET_L2CAP_CFG_IN_SENT (1 << 2) /* L2CAP ConfigReq sent */
#define NG_BTSOCKET_L2CAP_CFG_OUT_SENT (1 << 3) /* ---/--- */
u_int16_t imtu; /* Incoming MTU */
ng_l2cap_flow_t iflow; /* Input flow spec */
u_int16_t omtu; /* Outgoing MTU */
ng_l2cap_flow_t oflow; /* Outgoing flow spec */
u_int16_t flush_timo; /* flush timeout */
u_int16_t link_timo; /* link timeout */
struct callout_handle timo; /* timeout */
u_int32_t token; /* message token */
ng_btsocket_l2cap_rtentry_p rt; /* routing info */
struct mtx pcb_mtx; /* pcb mutex */
LIST_ENTRY(ng_btsocket_l2cap_pcb) next; /* link to next PCB */
};
typedef struct ng_btsocket_l2cap_pcb ng_btsocket_l2cap_pcb_t;
typedef struct ng_btsocket_l2cap_pcb * ng_btsocket_l2cap_pcb_p;
#define so2l2cap_pcb(so) \
((struct ng_btsocket_l2cap_pcb *)((so)->so_pcb))
/*
* Bluetooth L2CAP socket methods
*/
#ifdef _KERNEL
void ng_btsocket_l2cap_init (void);
int ng_btsocket_l2cap_abort (struct socket *);
int ng_btsocket_l2cap_accept (struct socket *, struct sockaddr **);
int ng_btsocket_l2cap_attach (struct socket *, int, struct thread *);
int ng_btsocket_l2cap_bind (struct socket *, struct sockaddr *,
struct thread *);
int ng_btsocket_l2cap_connect (struct socket *, struct sockaddr *,
struct thread *);
int ng_btsocket_l2cap_control (struct socket *, u_long, caddr_t,
struct ifnet *, struct thread *);
int ng_btsocket_l2cap_ctloutput (struct socket *, struct sockopt *);
int ng_btsocket_l2cap_detach (struct socket *);
int ng_btsocket_l2cap_disconnect (struct socket *);
int ng_btsocket_l2cap_listen (struct socket *, struct thread *);
int ng_btsocket_l2cap_peeraddr (struct socket *, struct sockaddr **);
int ng_btsocket_l2cap_send (struct socket *, int, struct mbuf *,
struct sockaddr *, struct mbuf *,
struct thread *);
int ng_btsocket_l2cap_sockaddr (struct socket *, struct sockaddr **);
#endif /* _KERNEL */
#endif /* _NETGRAPH_BTSOCKET_L2CAP_H_ */