core.c File Reference

#include <linux/module.h>
#include <linux/debugfs.h>
#include <linux/kthread.h>
#include <asm/unaligned.h>
#include <net/bluetooth/bluetooth.h>
#include <net/bluetooth/hci_core.h>
#include <net/bluetooth/l2cap.h>
#include <net/bluetooth/rfcomm.h>

Go to the source code of this file.

Macros
#define	VERSION   "1.11"
#define	rfcomm_lock()   mutex_lock(&rfcomm_mutex)
#define	rfcomm_unlock()   mutex_unlock(&rfcomm_mutex)
#define	__get_dlci(b)   ((b & 0xfc) >> 2)
#define	__get_channel(b)   ((b & 0xf8) >> 3)
#define	__get_dir(b)   ((b & 0x04) >> 2)
#define	__get_type(b)   ((b & 0xef))
#define	__test_ea(b)   ((b & 0x01))
#define	__test_cr(b)   ((b & 0x02))
#define	__test_pf(b)   ((b & 0x10))
#define	__addr(cr, dlci)   (((dlci & 0x3f) << 2) | (cr << 1) | 0x01)
#define	__ctrl(type, pf)   (((type & 0xef) | (pf << 4)))
#define	__dlci(dir, chn)   (((chn & 0x1f) << 1) | dir)
#define	__srv_channel(dlci)   (dlci >> 1)
#define	__dir(dlci)   (dlci & 0x01)
#define	__len8(len)   (((len) << 1) | 1)
#define	__len16(len)   ((len) << 1)
#define	__mcc_type(cr, type)   (((type << 2) | (cr << 1) | 0x01))
#define	__get_mcc_type(b)   ((b & 0xfc) >> 2)
#define	__get_mcc_len(b)   ((b & 0xfe) >> 1)
#define	__rpn_line_settings(data, stop, parity)   ((data & 0x3) | ((stop & 0x1) << 2) | ((parity & 0x7) << 3))
#define	__get_rpn_data_bits(line)   ((line) & 0x3)
#define	__get_rpn_stop_bits(line)   (((line) >> 2) & 0x1)
#define	__get_rpn_parity(line)   (((line) >> 3) & 0x7)
#define	__crc(data)   (rfcomm_crc_table[rfcomm_crc_table[0xff ^ data[0]] ^ data[1]])

Functions
struct rfcomm_dlc *	rfcomm_dlc_alloc (gfp_t prio)
void	rfcomm_dlc_free (struct rfcomm_dlc *d)
int	rfcomm_dlc_open (struct rfcomm_dlc *d, bdaddr_t *src, bdaddr_t *dst, u8 channel)
int	rfcomm_dlc_close (struct rfcomm_dlc *d, int err)
int	rfcomm_dlc_send (struct rfcomm_dlc *d, struct sk_buff *skb)
void	__rfcomm_dlc_throttle (struct rfcomm_dlc *d)
void	__rfcomm_dlc_unthrottle (struct rfcomm_dlc *d)
int	rfcomm_dlc_set_modem_status (struct rfcomm_dlc *d, u8 v24_sig)
int	rfcomm_dlc_get_modem_status (struct rfcomm_dlc *d, u8 *v24_sig)
void	rfcomm_session_getaddr (struct rfcomm_session *s, bdaddr_t *src, bdaddr_t *dst)
int	rfcomm_send_rpn (struct rfcomm_session *s, int cr, u8 dlci, u8 bit_rate, u8 data_bits, u8 stop_bits, u8 parity, u8 flow_ctrl_settings, u8 xon_char, u8 xoff_char, u16 param_mask)
void	rfcomm_dlc_accept (struct rfcomm_dlc *d)
	module_init (rfcomm_init)
	module_exit (rfcomm_exit)
	module_param (disable_cfc, bool, 0644)
	MODULE_PARM_DESC (disable_cfc,"Disable credit based flow control")
	module_param (channel_mtu, int, 0644)
	MODULE_PARM_DESC (channel_mtu,"Default MTU for the RFCOMM channel")
	module_param (l2cap_mtu, uint, 0644)
	MODULE_PARM_DESC (l2cap_mtu,"Default MTU for the L2CAP connection")
	module_param (l2cap_ertm, bool, 0644)
	MODULE_PARM_DESC (l2cap_ertm,"Use L2CAP ERTM mode for connection")
	MODULE_AUTHOR ("Marcel Holtmann <[email protected]>")
	MODULE_DESCRIPTION ("Bluetooth RFCOMM ver "VERSION)
	MODULE_VERSION (VERSION)
	MODULE_LICENSE ("GPL")
	MODULE_ALIAS ("bt-proto-3")

Macro Definition Documentation

#define __addr	(		cr,
			dlci
	)		(((dlci & 0x3f) << 2) | (cr << 1) | 0x01)

Definition at line 84 of file core.c.

#define __crc

(

data

)

(rfcomm_crc_table[rfcomm_crc_table[0xff ^ data[0]] ^ data[1]])

Definition at line 163 of file core.c.

#define __ctrl	(		type,
			pf
	)		(((type & 0xef) | (pf << 4)))

Definition at line 85 of file core.c.

#define __dir

(

dlci

)

(dlci & 0x01)

Definition at line 88 of file core.c.

#define __dlci	(		dir,
			chn
	)		(((chn & 0x1f) << 1) | dir)

Definition at line 86 of file core.c.

#define __get_channel

(

b

)

((b & 0xf8) >> 3)

Definition at line 76 of file core.c.

#define __get_dir

(

b

)

((b & 0x04) >> 2)

Definition at line 77 of file core.c.

#define __get_dlci

(

b

)

((b & 0xfc) >> 2)

Definition at line 75 of file core.c.

#define __get_mcc_len

(

b

)

((b & 0xfe) >> 1)

Definition at line 96 of file core.c.

#define __get_mcc_type

(

b

)

((b & 0xfc) >> 2)

Definition at line 95 of file core.c.

#define __get_rpn_data_bits

(

line

)

((line) & 0x3)

Definition at line 100 of file core.c.

#define __get_rpn_parity

(

line

)

(((line) >> 3) & 0x7)

Definition at line 102 of file core.c.

#define __get_rpn_stop_bits

(

line

)

(((line) >> 2) & 0x1)

Definition at line 101 of file core.c.

#define __get_type

(

b

)

((b & 0xef))

Definition at line 78 of file core.c.

#define __len16

(

len

)

((len) << 1)

Definition at line 91 of file core.c.

#define __len8

(

len

)

(((len) << 1) | 1)

Definition at line 90 of file core.c.

#define __mcc_type	(		cr,
			type
	)		(((type << 2) | (cr << 1) | 0x01))

Definition at line 94 of file core.c.

#define __rpn_line_settings	(		data,
			stop,
			parity
	)		((data & 0x3) | ((stop & 0x1) << 2) | ((parity & 0x7) << 3))

Definition at line 99 of file core.c.

#define __srv_channel

(

dlci

)

(dlci >> 1)

Definition at line 87 of file core.c.

#define __test_cr

(

b

)

((b & 0x02))

Definition at line 81 of file core.c.

#define __test_ea

(

b

)

((b & 0x01))

Definition at line 80 of file core.c.

#define __test_pf

(

b

)

((b & 0x10))

Definition at line 82 of file core.c.

#define rfcomm_lock

(

)

mutex_lock(&rfcomm_mutex)

Definition at line 48 of file core.c.

#define rfcomm_unlock

(

)

mutex_unlock(&rfcomm_mutex)

Definition at line 49 of file core.c.

#define VERSION   "1.11"

Definition at line 38 of file core.c.

Function Documentation

void __rfcomm_dlc_throttle

(

struct rfcomm_dlc *

d

)

Definition at line 526 of file core.c.

void __rfcomm_dlc_unthrottle

(

struct rfcomm_dlc *

d

)

Definition at line 537 of file core.c.

MODULE_ALIAS

(

"bt-proto-3"

)

MODULE_AUTHOR

(

"Marcel Holtmann <[email protected]>"

)

MODULE_DESCRIPTION

(

"Bluetooth RFCOMM ver "

VERSION

)

module_exit

(

rfcomm_exit

)

module_init

(

rfcomm_init

)

MODULE_LICENSE

(

"GPL"

)

module_param	(	disable_cfc	,
		bool	,
		0644
	)

module_param	(	channel_mtu	,
		int	,
		0644
	)

module_param	(	l2cap_mtu	,
		uint	,
		0644
	)

module_param	(	l2cap_ertm	,
		bool	,
		0644
	)

MODULE_PARM_DESC	(	disable_cfc	,
		"Disable credit based flow control"
	)

MODULE_PARM_DESC	(	channel_mtu	,
		"Default MTU for the RFCOMM channel"
	)

MODULE_PARM_DESC	(	l2cap_mtu	,
		"Default MTU for the L2CAP connection"
	)

MODULE_PARM_DESC	(	l2cap_ertm	,
		"Use L2CAP ERTM mode for connection"
	)

MODULE_VERSION

(

VERSION

)

void rfcomm_dlc_accept

(

struct rfcomm_dlc *

d

)

Definition at line 1237 of file core.c.

struct rfcomm_dlc* rfcomm_dlc_alloc ( gfp_t  prio )

read

Definition at line 307 of file core.c.

int rfcomm_dlc_close	(	struct rfcomm_dlc *	d,
		int	err
	)

Definition at line 494 of file core.c.

void rfcomm_dlc_free

(

struct rfcomm_dlc *

d

)

Definition at line 327 of file core.c.

int rfcomm_dlc_get_modem_status	(	struct rfcomm_dlc *	d,
		u8 *	v24_sig
	)

Definition at line 571 of file core.c.

int rfcomm_dlc_open	(	struct rfcomm_dlc *	d,
		bdaddr_t *	src,
		bdaddr_t *	dst,
		u8	channel
	)

Definition at line 428 of file core.c.

int rfcomm_dlc_send	(	struct rfcomm_dlc *	d,
		struct sk_buff *	skb
	)

Definition at line 506 of file core.c.

int rfcomm_dlc_set_modem_status	(	struct rfcomm_dlc *	d,
		u8	v24_sig
	)

Definition at line 553 of file core.c.

int rfcomm_send_rpn	(	struct rfcomm_session *	s,
		int	cr,
		u8	dlci,
		u8	bit_rate,
		u8	data_bits,
		u8	stop_bits,
		u8	parity,
		u8	flow_ctrl_settings,
		u8	xon_char,
		u8	xoff_char,
		u16	param_mask
	)

Definition at line 900 of file core.c.

void rfcomm_session_getaddr	(	struct rfcomm_session *	s,
		bdaddr_t *	src,
		bdaddr_t *	dst
	)

Definition at line 726 of file core.c.