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Fixed MTP to work with TWRP

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awab228 2018-06-19 23:16:04 +02:00
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363
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/*
BlueZ - Bluetooth protocol stack for Linux
Copyright (C) 2000-2001 Qualcomm Incorporated
Written 2000,2001 by Maxim Krasnyansky <maxk@qualcomm.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License version 2 as
published by the Free Software Foundation;
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS.
IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY
CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES
WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS,
COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS
SOFTWARE IS DISCLAIMED.
*/
#ifndef __BLUETOOTH_H
#define __BLUETOOTH_H
#include <linux/poll.h>
#include <net/sock.h>
#include <linux/seq_file.h>
#ifndef AF_BLUETOOTH
#define AF_BLUETOOTH 31
#define PF_BLUETOOTH AF_BLUETOOTH
#endif
/* Bluetooth versions */
#define BLUETOOTH_VER_1_1 1
#define BLUETOOTH_VER_1_2 2
#define BLUETOOTH_VER_2_0 3
/* Reserv for core and drivers use */
#define BT_SKB_RESERVE 8
#define BTPROTO_L2CAP 0
#define BTPROTO_HCI 1
#define BTPROTO_SCO 2
#define BTPROTO_RFCOMM 3
#define BTPROTO_BNEP 4
#define BTPROTO_CMTP 5
#define BTPROTO_HIDP 6
#define BTPROTO_AVDTP 7
#define SOL_HCI 0
#define SOL_L2CAP 6
#define SOL_SCO 17
#define SOL_RFCOMM 18
#define BT_SECURITY 4
struct bt_security {
__u8 level;
__u8 key_size;
};
#define BT_SECURITY_SDP 0
#define BT_SECURITY_LOW 1
#define BT_SECURITY_MEDIUM 2
#define BT_SECURITY_HIGH 3
#define BT_SECURITY_FIPS 4
#define BT_DEFER_SETUP 7
#define BT_FLUSHABLE 8
#define BT_FLUSHABLE_OFF 0
#define BT_FLUSHABLE_ON 1
#define BT_POWER 9
struct bt_power {
__u8 force_active;
};
#define BT_POWER_FORCE_ACTIVE_OFF 0
#define BT_POWER_FORCE_ACTIVE_ON 1
#define BT_CHANNEL_POLICY 10
/* BR/EDR only (default policy)
* AMP controllers cannot be used.
* Channel move requests from the remote device are denied.
* If the L2CAP channel is currently using AMP, move the channel to BR/EDR.
*/
#define BT_CHANNEL_POLICY_BREDR_ONLY 0
/* BR/EDR Preferred
* Allow use of AMP controllers.
* If the L2CAP channel is currently on AMP, move it to BR/EDR.
* Channel move requests from the remote device are allowed.
*/
#define BT_CHANNEL_POLICY_BREDR_PREFERRED 1
/* AMP Preferred
* Allow use of AMP controllers
* If the L2CAP channel is currently on BR/EDR and AMP controller
* resources are available, initiate a channel move to AMP.
* Channel move requests from the remote device are allowed.
* If the L2CAP socket has not been connected yet, try to create
* and configure the channel directly on an AMP controller rather
* than BR/EDR.
*/
#define BT_CHANNEL_POLICY_AMP_PREFERRED 2
#define BT_VOICE 11
struct bt_voice {
__u16 setting;
};
#define BT_VOICE_TRANSPARENT 0x0003
#define BT_VOICE_CVSD_16BIT 0x0060
#define BT_SNDMTU 12
#define BT_RCVMTU 13
__printf(1, 2)
void bt_info(const char *fmt, ...);
__printf(1, 2)
void bt_err(const char *fmt, ...);
#define BT_INFO(fmt, ...) bt_info(fmt "\n", ##__VA_ARGS__)
#define BT_ERR(fmt, ...) bt_err(fmt "\n", ##__VA_ARGS__)
#define BT_DBG(fmt, ...) pr_debug(fmt "\n", ##__VA_ARGS__)
/* Connection and socket states */
enum {
BT_CONNECTED = 1, /* Equal to TCP_ESTABLISHED to make net code happy */
BT_OPEN,
BT_BOUND,
BT_LISTEN,
BT_CONNECT,
BT_CONNECT2,
BT_CONFIG,
BT_DISCONN,
BT_CLOSED
};
/* If unused will be removed by compiler */
static inline const char *state_to_string(int state)
{
switch (state) {
case BT_CONNECTED:
return "BT_CONNECTED";
case BT_OPEN:
return "BT_OPEN";
case BT_BOUND:
return "BT_BOUND";
case BT_LISTEN:
return "BT_LISTEN";
case BT_CONNECT:
return "BT_CONNECT";
case BT_CONNECT2:
return "BT_CONNECT2";
case BT_CONFIG:
return "BT_CONFIG";
case BT_DISCONN:
return "BT_DISCONN";
case BT_CLOSED:
return "BT_CLOSED";
}
return "invalid state";
}
/* BD Address */
typedef struct {
__u8 b[6];
} __packed bdaddr_t;
/* BD Address type */
#define BDADDR_BREDR 0x00
#define BDADDR_LE_PUBLIC 0x01
#define BDADDR_LE_RANDOM 0x02
static inline bool bdaddr_type_is_valid(__u8 type)
{
switch (type) {
case BDADDR_BREDR:
case BDADDR_LE_PUBLIC:
case BDADDR_LE_RANDOM:
return true;
}
return false;
}
static inline bool bdaddr_type_is_le(__u8 type)
{
switch (type) {
case BDADDR_LE_PUBLIC:
case BDADDR_LE_RANDOM:
return true;
}
return false;
}
#define BDADDR_ANY (&(bdaddr_t) {{0, 0, 0, 0, 0, 0}})
#define BDADDR_NONE (&(bdaddr_t) {{0xff, 0xff, 0xff, 0xff, 0xff, 0xff}})
/* Copy, swap, convert BD Address */
static inline int bacmp(const bdaddr_t *ba1, const bdaddr_t *ba2)
{
return memcmp(ba1, ba2, sizeof(bdaddr_t));
}
static inline void bacpy(bdaddr_t *dst, const bdaddr_t *src)
{
memcpy(dst, src, sizeof(bdaddr_t));
}
void baswap(bdaddr_t *dst, bdaddr_t *src);
/* Common socket structures and functions */
#define bt_sk(__sk) ((struct bt_sock *) __sk)
struct bt_sock {
struct sock sk;
struct list_head accept_q;
struct sock *parent;
unsigned long flags;
void (*skb_msg_name)(struct sk_buff *, void *, int *);
};
enum {
BT_SK_DEFER_SETUP,
BT_SK_SUSPEND,
};
struct bt_sock_list {
struct hlist_head head;
rwlock_t lock;
#ifdef CONFIG_PROC_FS
int (* custom_seq_show)(struct seq_file *, void *);
#endif
};
int bt_sock_register(int proto, const struct net_proto_family *ops);
void bt_sock_unregister(int proto);
void bt_sock_link(struct bt_sock_list *l, struct sock *s);
void bt_sock_unlink(struct bt_sock_list *l, struct sock *s);
int bt_sock_recvmsg(struct kiocb *iocb, struct socket *sock,
struct msghdr *msg, size_t len, int flags);
int bt_sock_stream_recvmsg(struct kiocb *iocb, struct socket *sock,
struct msghdr *msg, size_t len, int flags);
uint bt_sock_poll(struct file *file, struct socket *sock, poll_table *wait);
int bt_sock_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg);
int bt_sock_wait_state(struct sock *sk, int state, unsigned long timeo);
int bt_sock_wait_ready(struct sock *sk, unsigned long flags);
void bt_accept_enqueue(struct sock *parent, struct sock *sk);
void bt_accept_unlink(struct sock *sk);
struct sock *bt_accept_dequeue(struct sock *parent, struct socket *newsock);
/* Skb helpers */
struct l2cap_ctrl {
__u8 sframe:1,
poll:1,
final:1,
fcs:1,
sar:2,
super:2;
__u16 reqseq;
__u16 txseq;
__u8 retries;
};
struct hci_dev;
typedef void (*hci_req_complete_t)(struct hci_dev *hdev, u8 status);
struct hci_req_ctrl {
bool start;
u8 event;
hci_req_complete_t complete;
};
struct bt_skb_cb {
__u8 pkt_type;
__u8 incoming;
__u16 opcode;
__u16 expect;
__u8 force_active;
struct l2cap_chan *chan;
struct l2cap_ctrl control;
struct hci_req_ctrl req;
bdaddr_t bdaddr;
__le16 psm;
};
#define bt_cb(skb) ((struct bt_skb_cb *)((skb)->cb))
static inline struct sk_buff *bt_skb_alloc(unsigned int len, gfp_t how)
{
struct sk_buff *skb;
skb = alloc_skb(len + BT_SKB_RESERVE, how);
if (skb) {
skb_reserve(skb, BT_SKB_RESERVE);
bt_cb(skb)->incoming = 0;
}
return skb;
}
static inline struct sk_buff *bt_skb_send_alloc(struct sock *sk,
unsigned long len, int nb, int *err)
{
struct sk_buff *skb;
skb = sock_alloc_send_skb(sk, len + BT_SKB_RESERVE, nb, err);
if (skb) {
skb_reserve(skb, BT_SKB_RESERVE);
bt_cb(skb)->incoming = 0;
}
if (!skb && *err)
return NULL;
*err = sock_error(sk);
if (*err)
goto out;
if (sk->sk_shutdown) {
*err = -ECONNRESET;
goto out;
}
return skb;
out:
kfree_skb(skb);
return NULL;
}
int bt_to_errno(__u16 code);
int hci_sock_init(void);
void hci_sock_cleanup(void);
int bt_sysfs_init(void);
void bt_sysfs_cleanup(void);
int bt_procfs_init(struct net *net, const char *name,
struct bt_sock_list *sk_list,
int (*seq_show)(struct seq_file *, void *));
void bt_procfs_cleanup(struct net *net, const char *name);
extern struct dentry *bt_debugfs;
int l2cap_init(void);
void l2cap_exit(void);
int sco_init(void);
void sco_exit(void);
void bt_sock_reclassify_lock(struct sock *sk, int proto);
#endif /* __BLUETOOTH_H */

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/*
BlueZ - Bluetooth protocol stack for Linux
Copyright (C) 2011-2012 Intel Corporation
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License version 2 as
published by the Free Software Foundation;
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS.
IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY
CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES
WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS,
COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS
SOFTWARE IS DISCLAIMED.
*/
#ifndef __HCI_MON_H
#define __HCI_MON_H
struct hci_mon_hdr {
__le16 opcode;
__le16 index;
__le16 len;
} __packed;
#define HCI_MON_HDR_SIZE 6
#define HCI_MON_NEW_INDEX 0
#define HCI_MON_DEL_INDEX 1
#define HCI_MON_COMMAND_PKT 2
#define HCI_MON_EVENT_PKT 3
#define HCI_MON_ACL_TX_PKT 4
#define HCI_MON_ACL_RX_PKT 5
#define HCI_MON_SCO_TX_PKT 6
#define HCI_MON_SCO_RX_PKT 7
struct hci_mon_new_index {
__u8 type;
__u8 bus;
bdaddr_t bdaddr;
char name[8];
} __packed;
#define HCI_MON_NEW_INDEX_SIZE 16
#endif /* __HCI_MON_H */

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/*
BlueZ - Bluetooth protocol stack for Linux
Copyright (C) 2000-2001 Qualcomm Incorporated
Written 2000,2001 by Maxim Krasnyansky <maxk@qualcomm.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License version 2 as
published by the Free Software Foundation;
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS.
IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY
CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES
WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS,
COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS
SOFTWARE IS DISCLAIMED.
*/
#ifndef __HCI_SOCK_H
#define __HCI_SOCK_H
/* Socket options */
#define HCI_DATA_DIR 1
#define HCI_FILTER 2
#define HCI_TIME_STAMP 3
/* CMSG flags */
#define HCI_CMSG_DIR 0x0001
#define HCI_CMSG_TSTAMP 0x0002
struct sockaddr_hci {
sa_family_t hci_family;
unsigned short hci_dev;
unsigned short hci_channel;
};
#define HCI_DEV_NONE 0xffff
#define HCI_CHANNEL_RAW 0
#define HCI_CHANNEL_USER 1
#define HCI_CHANNEL_MONITOR 2
#define HCI_CHANNEL_CONTROL 3
struct hci_filter {
unsigned long type_mask;
unsigned long event_mask[2];
__le16 opcode;
};
struct hci_ufilter {
__u32 type_mask;
__u32 event_mask[2];
__le16 opcode;
};
#define HCI_FLT_TYPE_BITS 31
#define HCI_FLT_EVENT_BITS 63
#define HCI_FLT_OGF_BITS 63
#define HCI_FLT_OCF_BITS 127
/* Ioctl defines */
#define HCIDEVUP _IOW('H', 201, int)
#define HCIDEVDOWN _IOW('H', 202, int)
#define HCIDEVRESET _IOW('H', 203, int)
#define HCIDEVRESTAT _IOW('H', 204, int)
#define HCIGETDEVLIST _IOR('H', 210, int)
#define HCIGETDEVINFO _IOR('H', 211, int)
#define HCIGETCONNLIST _IOR('H', 212, int)
#define HCIGETCONNINFO _IOR('H', 213, int)
#define HCIGETAUTHINFO _IOR('H', 215, int)
#define HCISETRAW _IOW('H', 220, int)
#define HCISETSCAN _IOW('H', 221, int)
#define HCISETAUTH _IOW('H', 222, int)
#define HCISETENCRYPT _IOW('H', 223, int)
#define HCISETPTYPE _IOW('H', 224, int)
#define HCISETLINKPOL _IOW('H', 225, int)
#define HCISETLINKMODE _IOW('H', 226, int)
#define HCISETACLMTU _IOW('H', 227, int)
#define HCISETSCOMTU _IOW('H', 228, int)
#define HCIBLOCKADDR _IOW('H', 230, int)
#define HCIUNBLOCKADDR _IOW('H', 231, int)
#define HCIINQUIRY _IOR('H', 240, int)
/* Ioctl requests structures */
struct hci_dev_stats {
__u32 err_rx;
__u32 err_tx;
__u32 cmd_tx;
__u32 evt_rx;
__u32 acl_tx;
__u32 acl_rx;
__u32 sco_tx;
__u32 sco_rx;
__u32 byte_rx;
__u32 byte_tx;
};
struct hci_dev_info {
__u16 dev_id;
char name[8];
bdaddr_t bdaddr;
__u32 flags;
__u8 type;
__u8 features[8];
__u32 pkt_type;
__u32 link_policy;
__u32 link_mode;
__u16 acl_mtu;
__u16 acl_pkts;
__u16 sco_mtu;
__u16 sco_pkts;
struct hci_dev_stats stat;
};
struct hci_conn_info {
__u16 handle;
bdaddr_t bdaddr;
__u8 type;
__u8 out;
__u16 state;
__u32 link_mode;
};
struct hci_dev_req {
__u16 dev_id;
__u32 dev_opt;
};
struct hci_dev_list_req {
__u16 dev_num;
struct hci_dev_req dev_req[0]; /* hci_dev_req structures */
};
struct hci_conn_list_req {
__u16 dev_id;
__u16 conn_num;
struct hci_conn_info conn_info[0];
};
struct hci_conn_info_req {
bdaddr_t bdaddr;
__u8 type;
struct hci_conn_info conn_info[0];
};
struct hci_auth_info_req {
bdaddr_t bdaddr;
__u8 type;
};
struct hci_inquiry_req {
__u16 dev_id;
__u16 flags;
__u8 lap[3];
__u8 length;
__u8 num_rsp;
};
#define IREQ_CACHE_FLUSH 0x0001
#endif /* __HCI_SOCK_H */

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/*
BlueZ - Bluetooth protocol stack for Linux
Copyright (C) 2000-2001 Qualcomm Incorporated
Copyright (C) 2009-2010 Gustavo F. Padovan <gustavo@padovan.org>
Copyright (C) 2010 Google Inc.
Written 2000,2001 by Maxim Krasnyansky <maxk@qualcomm.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License version 2 as
published by the Free Software Foundation;
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS.
IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY
CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES
WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS,
COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS
SOFTWARE IS DISCLAIMED.
*/
#ifndef __L2CAP_H
#define __L2CAP_H
#include <asm/unaligned.h>
/* L2CAP defaults */
#define L2CAP_DEFAULT_MTU 672
#define L2CAP_DEFAULT_MIN_MTU 48
#define L2CAP_DEFAULT_FLUSH_TO 0xFFFF
#define L2CAP_EFS_DEFAULT_FLUSH_TO 0xFFFFFFFF
#define L2CAP_DEFAULT_TX_WINDOW 63
#define L2CAP_DEFAULT_EXT_WINDOW 0x3FFF
#define L2CAP_DEFAULT_MAX_TX 3
#define L2CAP_DEFAULT_RETRANS_TO 2000 /* 2 seconds */
#define L2CAP_DEFAULT_MONITOR_TO 12000 /* 12 seconds */
#define L2CAP_DEFAULT_MAX_PDU_SIZE 1492 /* Sized for AMP packet */
#define L2CAP_DEFAULT_ACK_TO 200
#define L2CAP_DEFAULT_MAX_SDU_SIZE 0xFFFF
#define L2CAP_DEFAULT_SDU_ITIME 0xFFFFFFFF
#define L2CAP_DEFAULT_ACC_LAT 0xFFFFFFFF
#define L2CAP_BREDR_MAX_PAYLOAD 1019 /* 3-DH5 packet */
#define L2CAP_LE_MIN_MTU 23
#define L2CAP_DISC_TIMEOUT msecs_to_jiffies(100)
#define L2CAP_DISC_REJ_TIMEOUT msecs_to_jiffies(5000)
#define L2CAP_ENC_TIMEOUT msecs_to_jiffies(5000)
#define L2CAP_CONN_TIMEOUT msecs_to_jiffies(40000)
#define L2CAP_INFO_TIMEOUT msecs_to_jiffies(4000)
#define L2CAP_MOVE_TIMEOUT msecs_to_jiffies(4000)
#define L2CAP_MOVE_ERTX_TIMEOUT msecs_to_jiffies(60000)
#define L2CAP_A2MP_DEFAULT_MTU 670
/* L2CAP socket address */
struct sockaddr_l2 {
sa_family_t l2_family;
__le16 l2_psm;
bdaddr_t l2_bdaddr;
__le16 l2_cid;
__u8 l2_bdaddr_type;
};
/* L2CAP socket options */
#define L2CAP_OPTIONS 0x01
struct l2cap_options {
__u16 omtu;
__u16 imtu;
__u16 flush_to;
__u8 mode;
__u8 fcs;
__u8 max_tx;
__u16 txwin_size;
};
#define L2CAP_CONNINFO 0x02
struct l2cap_conninfo {
__u16 hci_handle;
__u8 dev_class[3];
};
#define L2CAP_LM 0x03
#define L2CAP_LM_MASTER 0x0001
#define L2CAP_LM_AUTH 0x0002
#define L2CAP_LM_ENCRYPT 0x0004
#define L2CAP_LM_TRUSTED 0x0008
#define L2CAP_LM_RELIABLE 0x0010
#define L2CAP_LM_SECURE 0x0020
#define L2CAP_LM_FIPS 0x0040
/* L2CAP command codes */
#define L2CAP_COMMAND_REJ 0x01
#define L2CAP_CONN_REQ 0x02
#define L2CAP_CONN_RSP 0x03
#define L2CAP_CONF_REQ 0x04
#define L2CAP_CONF_RSP 0x05
#define L2CAP_DISCONN_REQ 0x06
#define L2CAP_DISCONN_RSP 0x07
#define L2CAP_ECHO_REQ 0x08
#define L2CAP_ECHO_RSP 0x09
#define L2CAP_INFO_REQ 0x0a
#define L2CAP_INFO_RSP 0x0b
#define L2CAP_CREATE_CHAN_REQ 0x0c
#define L2CAP_CREATE_CHAN_RSP 0x0d
#define L2CAP_MOVE_CHAN_REQ 0x0e
#define L2CAP_MOVE_CHAN_RSP 0x0f
#define L2CAP_MOVE_CHAN_CFM 0x10
#define L2CAP_MOVE_CHAN_CFM_RSP 0x11
#define L2CAP_CONN_PARAM_UPDATE_REQ 0x12
#define L2CAP_CONN_PARAM_UPDATE_RSP 0x13
#define L2CAP_LE_CONN_REQ 0x14
#define L2CAP_LE_CONN_RSP 0x15
#define L2CAP_LE_CREDITS 0x16
/* L2CAP extended feature mask */
#define L2CAP_FEAT_FLOWCTL 0x00000001
#define L2CAP_FEAT_RETRANS 0x00000002
#define L2CAP_FEAT_BIDIR_QOS 0x00000004
#define L2CAP_FEAT_ERTM 0x00000008
#define L2CAP_FEAT_STREAMING 0x00000010
#define L2CAP_FEAT_FCS 0x00000020
#define L2CAP_FEAT_EXT_FLOW 0x00000040
#define L2CAP_FEAT_FIXED_CHAN 0x00000080
#define L2CAP_FEAT_EXT_WINDOW 0x00000100
#define L2CAP_FEAT_UCD 0x00000200
/* L2CAP checksum option */
#define L2CAP_FCS_NONE 0x00
#define L2CAP_FCS_CRC16 0x01
/* L2CAP fixed channels */
#define L2CAP_FC_SIG_BREDR 0x02
#define L2CAP_FC_CONNLESS 0x04
#define L2CAP_FC_A2MP 0x08
#define L2CAP_FC_ATT 0x10
#define L2CAP_FC_SIG_LE 0x20
#define L2CAP_FC_SMP_LE 0x40
/* L2CAP Control Field bit masks */
#define L2CAP_CTRL_SAR 0xC000
#define L2CAP_CTRL_REQSEQ 0x3F00
#define L2CAP_CTRL_TXSEQ 0x007E
#define L2CAP_CTRL_SUPERVISE 0x000C
#define L2CAP_CTRL_RETRANS 0x0080
#define L2CAP_CTRL_FINAL 0x0080
#define L2CAP_CTRL_POLL 0x0010
#define L2CAP_CTRL_FRAME_TYPE 0x0001 /* I- or S-Frame */
#define L2CAP_CTRL_TXSEQ_SHIFT 1
#define L2CAP_CTRL_SUPER_SHIFT 2
#define L2CAP_CTRL_POLL_SHIFT 4
#define L2CAP_CTRL_FINAL_SHIFT 7
#define L2CAP_CTRL_REQSEQ_SHIFT 8
#define L2CAP_CTRL_SAR_SHIFT 14
/* L2CAP Extended Control Field bit mask */
#define L2CAP_EXT_CTRL_TXSEQ 0xFFFC0000
#define L2CAP_EXT_CTRL_SAR 0x00030000
#define L2CAP_EXT_CTRL_SUPERVISE 0x00030000
#define L2CAP_EXT_CTRL_REQSEQ 0x0000FFFC
#define L2CAP_EXT_CTRL_POLL 0x00040000
#define L2CAP_EXT_CTRL_FINAL 0x00000002
#define L2CAP_EXT_CTRL_FRAME_TYPE 0x00000001 /* I- or S-Frame */
#define L2CAP_EXT_CTRL_FINAL_SHIFT 1
#define L2CAP_EXT_CTRL_REQSEQ_SHIFT 2
#define L2CAP_EXT_CTRL_SAR_SHIFT 16
#define L2CAP_EXT_CTRL_SUPER_SHIFT 16
#define L2CAP_EXT_CTRL_POLL_SHIFT 18
#define L2CAP_EXT_CTRL_TXSEQ_SHIFT 18
/* L2CAP Supervisory Function */
#define L2CAP_SUPER_RR 0x00
#define L2CAP_SUPER_REJ 0x01
#define L2CAP_SUPER_RNR 0x02
#define L2CAP_SUPER_SREJ 0x03
/* L2CAP Segmentation and Reassembly */
#define L2CAP_SAR_UNSEGMENTED 0x00
#define L2CAP_SAR_START 0x01
#define L2CAP_SAR_END 0x02
#define L2CAP_SAR_CONTINUE 0x03
/* L2CAP Command rej. reasons */
#define L2CAP_REJ_NOT_UNDERSTOOD 0x0000
#define L2CAP_REJ_MTU_EXCEEDED 0x0001
#define L2CAP_REJ_INVALID_CID 0x0002
/* L2CAP structures */
struct l2cap_hdr {
__le16 len;
__le16 cid;
} __packed;
#define L2CAP_HDR_SIZE 4
#define L2CAP_ENH_HDR_SIZE 6
#define L2CAP_EXT_HDR_SIZE 8
#define L2CAP_FCS_SIZE 2
#define L2CAP_SDULEN_SIZE 2
#define L2CAP_PSMLEN_SIZE 2
#define L2CAP_ENH_CTRL_SIZE 2
#define L2CAP_EXT_CTRL_SIZE 4
struct l2cap_cmd_hdr {
__u8 code;
__u8 ident;
__le16 len;
} __packed;
#define L2CAP_CMD_HDR_SIZE 4
struct l2cap_cmd_rej_unk {
__le16 reason;
} __packed;
struct l2cap_cmd_rej_mtu {
__le16 reason;
__le16 max_mtu;
} __packed;
struct l2cap_cmd_rej_cid {
__le16 reason;
__le16 scid;
__le16 dcid;
} __packed;
struct l2cap_conn_req {
__le16 psm;
__le16 scid;
} __packed;
struct l2cap_conn_rsp {
__le16 dcid;
__le16 scid;
__le16 result;
__le16 status;
} __packed;
/* protocol/service multiplexer (PSM) */
#define L2CAP_PSM_SDP 0x0001
#define L2CAP_PSM_RFCOMM 0x0003
#define L2CAP_PSM_3DSP 0x0021
/* channel identifier */
#define L2CAP_CID_SIGNALING 0x0001
#define L2CAP_CID_CONN_LESS 0x0002
#define L2CAP_CID_A2MP 0x0003
#define L2CAP_CID_ATT 0x0004
#define L2CAP_CID_LE_SIGNALING 0x0005
#define L2CAP_CID_SMP 0x0006
#define L2CAP_CID_DYN_START 0x0040
#define L2CAP_CID_DYN_END 0xffff
#define L2CAP_CID_LE_DYN_END 0x007f
/* connect/create channel results */
#define L2CAP_CR_SUCCESS 0x0000
#define L2CAP_CR_PEND 0x0001
#define L2CAP_CR_BAD_PSM 0x0002
#define L2CAP_CR_SEC_BLOCK 0x0003
#define L2CAP_CR_NO_MEM 0x0004
#define L2CAP_CR_BAD_AMP 0x0005
#define L2CAP_CR_AUTHENTICATION 0x0005
#define L2CAP_CR_AUTHORIZATION 0x0006
#define L2CAP_CR_BAD_KEY_SIZE 0x0007
#define L2CAP_CR_ENCRYPTION 0x0008
/* connect/create channel status */
#define L2CAP_CS_NO_INFO 0x0000
#define L2CAP_CS_AUTHEN_PEND 0x0001
#define L2CAP_CS_AUTHOR_PEND 0x0002
struct l2cap_conf_req {
__le16 dcid;
__le16 flags;
__u8 data[0];
} __packed;
struct l2cap_conf_rsp {
__le16 scid;
__le16 flags;
__le16 result;
__u8 data[0];
} __packed;
#define L2CAP_CONF_SUCCESS 0x0000
#define L2CAP_CONF_UNACCEPT 0x0001
#define L2CAP_CONF_REJECT 0x0002
#define L2CAP_CONF_UNKNOWN 0x0003
#define L2CAP_CONF_PENDING 0x0004
#define L2CAP_CONF_EFS_REJECT 0x0005
/* configuration req/rsp continuation flag */
#define L2CAP_CONF_FLAG_CONTINUATION 0x0001
struct l2cap_conf_opt {
__u8 type;
__u8 len;
__u8 val[0];
} __packed;
#define L2CAP_CONF_OPT_SIZE 2
#define L2CAP_CONF_HINT 0x80
#define L2CAP_CONF_MASK 0x7f
#define L2CAP_CONF_MTU 0x01
#define L2CAP_CONF_FLUSH_TO 0x02
#define L2CAP_CONF_QOS 0x03
#define L2CAP_CONF_RFC 0x04
#define L2CAP_CONF_FCS 0x05
#define L2CAP_CONF_EFS 0x06
#define L2CAP_CONF_EWS 0x07
#define L2CAP_CONF_MAX_SIZE 22
struct l2cap_conf_rfc {
__u8 mode;
__u8 txwin_size;
__u8 max_transmit;
__le16 retrans_timeout;
__le16 monitor_timeout;
__le16 max_pdu_size;
} __packed;
#define L2CAP_MODE_BASIC 0x00
#define L2CAP_MODE_RETRANS 0x01
#define L2CAP_MODE_FLOWCTL 0x02
#define L2CAP_MODE_ERTM 0x03
#define L2CAP_MODE_STREAMING 0x04
/* Unlike the above this one doesn't actually map to anything that would
* ever be sent over the air. Therefore, use a value that's unlikely to
* ever be used in the BR/EDR configuration phase.
*/
#define L2CAP_MODE_LE_FLOWCTL 0x80
struct l2cap_conf_efs {
__u8 id;
__u8 stype;
__le16 msdu;
__le32 sdu_itime;
__le32 acc_lat;
__le32 flush_to;
} __packed;
#define L2CAP_SERV_NOTRAFIC 0x00
#define L2CAP_SERV_BESTEFFORT 0x01
#define L2CAP_SERV_GUARANTEED 0x02
#define L2CAP_BESTEFFORT_ID 0x01
struct l2cap_disconn_req {
__le16 dcid;
__le16 scid;
} __packed;
struct l2cap_disconn_rsp {
__le16 dcid;
__le16 scid;
} __packed;
struct l2cap_info_req {
__le16 type;
} __packed;
struct l2cap_info_rsp {
__le16 type;
__le16 result;
__u8 data[0];
} __packed;
struct l2cap_create_chan_req {
__le16 psm;
__le16 scid;
__u8 amp_id;
} __packed;
struct l2cap_create_chan_rsp {
__le16 dcid;
__le16 scid;
__le16 result;
__le16 status;
} __packed;
struct l2cap_move_chan_req {
__le16 icid;
__u8 dest_amp_id;
} __packed;
struct l2cap_move_chan_rsp {
__le16 icid;
__le16 result;
} __packed;
#define L2CAP_MR_SUCCESS 0x0000
#define L2CAP_MR_PEND 0x0001
#define L2CAP_MR_BAD_ID 0x0002
#define L2CAP_MR_SAME_ID 0x0003
#define L2CAP_MR_NOT_SUPP 0x0004
#define L2CAP_MR_COLLISION 0x0005
#define L2CAP_MR_NOT_ALLOWED 0x0006
struct l2cap_move_chan_cfm {
__le16 icid;
__le16 result;
} __packed;
#define L2CAP_MC_CONFIRMED 0x0000
#define L2CAP_MC_UNCONFIRMED 0x0001
struct l2cap_move_chan_cfm_rsp {
__le16 icid;
} __packed;
/* info type */
#define L2CAP_IT_CL_MTU 0x0001
#define L2CAP_IT_FEAT_MASK 0x0002
#define L2CAP_IT_FIXED_CHAN 0x0003
/* info result */
#define L2CAP_IR_SUCCESS 0x0000
#define L2CAP_IR_NOTSUPP 0x0001
struct l2cap_conn_param_update_req {
__le16 min;
__le16 max;
__le16 latency;
__le16 to_multiplier;
} __packed;
struct l2cap_conn_param_update_rsp {
__le16 result;
} __packed;
/* Connection Parameters result */
#define L2CAP_CONN_PARAM_ACCEPTED 0x0000
#define L2CAP_CONN_PARAM_REJECTED 0x0001
#define L2CAP_LE_MAX_CREDITS 10
#define L2CAP_LE_DEFAULT_MPS 230
struct l2cap_le_conn_req {
__le16 psm;
__le16 scid;
__le16 mtu;
__le16 mps;
__le16 credits;
} __packed;
struct l2cap_le_conn_rsp {
__le16 dcid;
__le16 mtu;
__le16 mps;
__le16 credits;
__le16 result;
} __packed;
struct l2cap_le_credits {
__le16 cid;
__le16 credits;
} __packed;
/* ----- L2CAP channels and connections ----- */
struct l2cap_seq_list {
__u16 head;
__u16 tail;
__u16 mask;
__u16 *list;
};
#define L2CAP_SEQ_LIST_CLEAR 0xFFFF
#define L2CAP_SEQ_LIST_TAIL 0x8000
struct l2cap_chan {
struct l2cap_conn *conn;
struct hci_conn *hs_hcon;
struct hci_chan *hs_hchan;
struct kref kref;
__u8 state;
bdaddr_t dst;
__u8 dst_type;
bdaddr_t src;
__u8 src_type;
__le16 psm;
__le16 sport;
__u16 dcid;
__u16 scid;
__u16 imtu;
__u16 omtu;
__u16 flush_to;
__u8 mode;
__u8 chan_type;
__u8 chan_policy;
__u8 sec_level;
__u8 ident;
__u8 conf_req[64];
__u8 conf_len;
__u8 num_conf_req;
__u8 num_conf_rsp;
__u8 fcs;
__u16 tx_win;
__u16 tx_win_max;
__u16 ack_win;
__u8 max_tx;
__u16 retrans_timeout;
__u16 monitor_timeout;
__u16 mps;
__u16 tx_credits;
__u16 rx_credits;
__u8 tx_state;
__u8 rx_state;
unsigned long conf_state;
unsigned long conn_state;
unsigned long flags;
__u8 remote_amp_id;
__u8 local_amp_id;
__u8 move_id;
__u8 move_state;
__u8 move_role;
__u16 next_tx_seq;
__u16 expected_ack_seq;
__u16 expected_tx_seq;
__u16 buffer_seq;
__u16 srej_save_reqseq;
__u16 last_acked_seq;
__u16 frames_sent;
__u16 unacked_frames;
__u8 retry_count;
__u16 sdu_len;
struct sk_buff *sdu;
struct sk_buff *sdu_last_frag;
__u16 remote_tx_win;
__u8 remote_max_tx;
__u16 remote_mps;
__u8 local_id;
__u8 local_stype;
__u16 local_msdu;
__u32 local_sdu_itime;
__u32 local_acc_lat;
__u32 local_flush_to;
__u8 remote_id;
__u8 remote_stype;
__u16 remote_msdu;
__u32 remote_sdu_itime;
__u32 remote_acc_lat;
__u32 remote_flush_to;
struct delayed_work chan_timer;
struct delayed_work retrans_timer;
struct delayed_work monitor_timer;
struct delayed_work ack_timer;
struct sk_buff *tx_send_head;
struct sk_buff_head tx_q;
struct sk_buff_head srej_q;
struct l2cap_seq_list srej_list;
struct l2cap_seq_list retrans_list;
struct list_head list;
struct list_head global_l;
void *data;
const struct l2cap_ops *ops;
struct mutex lock;
};
struct l2cap_ops {
char *name;
struct l2cap_chan *(*new_connection) (struct l2cap_chan *chan);
int (*recv) (struct l2cap_chan * chan,
struct sk_buff *skb);
void (*teardown) (struct l2cap_chan *chan, int err);
void (*close) (struct l2cap_chan *chan);
void (*state_change) (struct l2cap_chan *chan,
int state, int err);
void (*ready) (struct l2cap_chan *chan);
void (*defer) (struct l2cap_chan *chan);
void (*resume) (struct l2cap_chan *chan);
void (*suspend) (struct l2cap_chan *chan);
void (*set_shutdown) (struct l2cap_chan *chan);
long (*get_sndtimeo) (struct l2cap_chan *chan);
struct sk_buff *(*alloc_skb) (struct l2cap_chan *chan,
unsigned long hdr_len,
unsigned long len, int nb);
int (*memcpy_fromiovec) (struct l2cap_chan *chan,
unsigned char *kdata,
struct iovec *iov,
int len);
};
struct l2cap_conn {
struct hci_conn *hcon;
struct hci_chan *hchan;
unsigned int mtu;
__u32 feat_mask;
__u8 fixed_chan_mask;
bool hs_enabled;
__u8 info_state;
__u8 info_ident;
struct delayed_work info_timer;
struct sk_buff *rx_skb;
__u32 rx_len;
__u8 tx_ident;
struct mutex ident_lock;
struct sk_buff_head pending_rx;
struct work_struct pending_rx_work;
struct work_struct id_addr_update_work;
__u8 disc_reason;
struct l2cap_chan *smp;
struct list_head chan_l;
struct mutex chan_lock;
struct kref ref;
struct list_head users;
};
struct l2cap_user {
struct list_head list;
int (*probe) (struct l2cap_conn *conn, struct l2cap_user *user);
void (*remove) (struct l2cap_conn *conn, struct l2cap_user *user);
};
#define L2CAP_INFO_CL_MTU_REQ_SENT 0x01
#define L2CAP_INFO_FEAT_MASK_REQ_SENT 0x04
#define L2CAP_INFO_FEAT_MASK_REQ_DONE 0x08
#define L2CAP_CHAN_RAW 1
#define L2CAP_CHAN_CONN_LESS 2
#define L2CAP_CHAN_CONN_ORIENTED 3
#define L2CAP_CHAN_FIXED 4
/* ----- L2CAP socket info ----- */
#define l2cap_pi(sk) ((struct l2cap_pinfo *) sk)
struct l2cap_pinfo {
struct bt_sock bt;
struct l2cap_chan *chan;
struct sk_buff *rx_busy_skb;
};
enum {
CONF_REQ_SENT,
CONF_INPUT_DONE,
CONF_OUTPUT_DONE,
CONF_MTU_DONE,
CONF_MODE_DONE,
CONF_CONNECT_PEND,
CONF_RECV_NO_FCS,
CONF_STATE2_DEVICE,
CONF_EWS_RECV,
CONF_LOC_CONF_PEND,
CONF_REM_CONF_PEND,
CONF_NOT_COMPLETE,
};
#define L2CAP_CONF_MAX_CONF_REQ 2
#define L2CAP_CONF_MAX_CONF_RSP 2
enum {
CONN_SREJ_SENT,
CONN_WAIT_F,
CONN_SREJ_ACT,
CONN_SEND_PBIT,
CONN_REMOTE_BUSY,
CONN_LOCAL_BUSY,
CONN_REJ_ACT,
CONN_SEND_FBIT,
CONN_RNR_SENT,
};
/* Definitions for flags in l2cap_chan */
enum {
FLAG_ROLE_SWITCH,
FLAG_FORCE_ACTIVE,
FLAG_FORCE_RELIABLE,
FLAG_FLUSHABLE,
FLAG_EXT_CTRL,
FLAG_EFS_ENABLE,
FLAG_DEFER_SETUP,
FLAG_LE_CONN_REQ_SENT,
FLAG_PENDING_SECURITY,
FLAG_HOLD_HCI_CONN,
};
enum {
L2CAP_TX_STATE_XMIT,
L2CAP_TX_STATE_WAIT_F,
};
enum {
L2CAP_RX_STATE_RECV,
L2CAP_RX_STATE_SREJ_SENT,
L2CAP_RX_STATE_MOVE,
L2CAP_RX_STATE_WAIT_P,
L2CAP_RX_STATE_WAIT_F,
};
enum {
L2CAP_TXSEQ_EXPECTED,
L2CAP_TXSEQ_EXPECTED_SREJ,
L2CAP_TXSEQ_UNEXPECTED,
L2CAP_TXSEQ_UNEXPECTED_SREJ,
L2CAP_TXSEQ_DUPLICATE,
L2CAP_TXSEQ_DUPLICATE_SREJ,
L2CAP_TXSEQ_INVALID,
L2CAP_TXSEQ_INVALID_IGNORE,
};
enum {
L2CAP_EV_DATA_REQUEST,
L2CAP_EV_LOCAL_BUSY_DETECTED,
L2CAP_EV_LOCAL_BUSY_CLEAR,
L2CAP_EV_RECV_REQSEQ_AND_FBIT,
L2CAP_EV_RECV_FBIT,
L2CAP_EV_RETRANS_TO,
L2CAP_EV_MONITOR_TO,
L2CAP_EV_EXPLICIT_POLL,
L2CAP_EV_RECV_IFRAME,
L2CAP_EV_RECV_RR,
L2CAP_EV_RECV_REJ,
L2CAP_EV_RECV_RNR,
L2CAP_EV_RECV_SREJ,
L2CAP_EV_RECV_FRAME,
};
enum {
L2CAP_MOVE_ROLE_NONE,
L2CAP_MOVE_ROLE_INITIATOR,
L2CAP_MOVE_ROLE_RESPONDER,
};
enum {
L2CAP_MOVE_STABLE,
L2CAP_MOVE_WAIT_REQ,
L2CAP_MOVE_WAIT_RSP,
L2CAP_MOVE_WAIT_RSP_SUCCESS,
L2CAP_MOVE_WAIT_CONFIRM,
L2CAP_MOVE_WAIT_CONFIRM_RSP,
L2CAP_MOVE_WAIT_LOGICAL_COMP,
L2CAP_MOVE_WAIT_LOGICAL_CFM,
L2CAP_MOVE_WAIT_LOCAL_BUSY,
L2CAP_MOVE_WAIT_PREPARE,
};
void l2cap_chan_hold(struct l2cap_chan *c);
void l2cap_chan_put(struct l2cap_chan *c);
static inline void l2cap_chan_lock(struct l2cap_chan *chan)
{
mutex_lock(&chan->lock);
}
static inline void l2cap_chan_unlock(struct l2cap_chan *chan)
{
mutex_unlock(&chan->lock);
}
static inline void l2cap_set_timer(struct l2cap_chan *chan,
struct delayed_work *work, long timeout)
{
BT_DBG("chan %p state %s timeout %ld", chan,
state_to_string(chan->state), timeout);
/* If delayed work cancelled do not hold(chan)
since it is already done with previous set_timer */
if (!cancel_delayed_work(work))
l2cap_chan_hold(chan);
schedule_delayed_work(work, timeout);
}
static inline bool l2cap_clear_timer(struct l2cap_chan *chan,
struct delayed_work *work)
{
bool ret;
/* put(chan) if delayed work cancelled otherwise it
is done in delayed work function */
ret = cancel_delayed_work(work);
if (ret)
l2cap_chan_put(chan);
return ret;
}
#define __set_chan_timer(c, t) l2cap_set_timer(c, &c->chan_timer, (t))
#define __clear_chan_timer(c) l2cap_clear_timer(c, &c->chan_timer)
#define __clear_retrans_timer(c) l2cap_clear_timer(c, &c->retrans_timer)
#define __clear_monitor_timer(c) l2cap_clear_timer(c, &c->monitor_timer)
#define __set_ack_timer(c) l2cap_set_timer(c, &chan->ack_timer, \
msecs_to_jiffies(L2CAP_DEFAULT_ACK_TO));
#define __clear_ack_timer(c) l2cap_clear_timer(c, &c->ack_timer)
static inline int __seq_offset(struct l2cap_chan *chan, __u16 seq1, __u16 seq2)
{
if (seq1 >= seq2)
return seq1 - seq2;
else
return chan->tx_win_max + 1 - seq2 + seq1;
}
static inline __u16 __next_seq(struct l2cap_chan *chan, __u16 seq)
{
return (seq + 1) % (chan->tx_win_max + 1);
}
static inline struct l2cap_chan *l2cap_chan_no_new_connection(struct l2cap_chan *chan)
{
return NULL;
}
static inline int l2cap_chan_no_recv(struct l2cap_chan *chan, struct sk_buff *skb)
{
return -ENOSYS;
}
static inline struct sk_buff *l2cap_chan_no_alloc_skb(struct l2cap_chan *chan,
unsigned long hdr_len,
unsigned long len, int nb)
{
return ERR_PTR(-ENOSYS);
}
static inline void l2cap_chan_no_teardown(struct l2cap_chan *chan, int err)
{
}
static inline void l2cap_chan_no_close(struct l2cap_chan *chan)
{
}
static inline void l2cap_chan_no_ready(struct l2cap_chan *chan)
{
}
static inline void l2cap_chan_no_state_change(struct l2cap_chan *chan,
int state, int err)
{
}
static inline void l2cap_chan_no_defer(struct l2cap_chan *chan)
{
}
static inline void l2cap_chan_no_suspend(struct l2cap_chan *chan)
{
}
static inline void l2cap_chan_no_resume(struct l2cap_chan *chan)
{
}
static inline void l2cap_chan_no_set_shutdown(struct l2cap_chan *chan)
{
}
static inline long l2cap_chan_no_get_sndtimeo(struct l2cap_chan *chan)
{
return 0;
}
static inline int l2cap_chan_no_memcpy_fromiovec(struct l2cap_chan *chan,
unsigned char *kdata,
struct iovec *iov,
int len)
{
/* Following is safe since for compiler definitions of kvec and
* iovec are identical, yielding the same in-core layout and alignment
*/
struct kvec *vec = (struct kvec *)iov;
while (len > 0) {
if (vec->iov_len) {
int copy = min_t(unsigned int, len, vec->iov_len);
memcpy(kdata, vec->iov_base, copy);
len -= copy;
kdata += copy;
vec->iov_base += copy;
vec->iov_len -= copy;
}
vec++;
}
return 0;
}
extern bool disable_ertm;
int l2cap_init_sockets(void);
void l2cap_cleanup_sockets(void);
bool l2cap_is_socket(struct socket *sock);
void __l2cap_le_connect_rsp_defer(struct l2cap_chan *chan);
void __l2cap_connect_rsp_defer(struct l2cap_chan *chan);
int l2cap_add_psm(struct l2cap_chan *chan, bdaddr_t *src, __le16 psm);
int l2cap_add_scid(struct l2cap_chan *chan, __u16 scid);
struct l2cap_chan *l2cap_chan_create(void);
void l2cap_chan_close(struct l2cap_chan *chan, int reason);
int l2cap_chan_connect(struct l2cap_chan *chan, __le16 psm, u16 cid,
bdaddr_t *dst, u8 dst_type);
int l2cap_chan_send(struct l2cap_chan *chan, struct msghdr *msg, size_t len);
void l2cap_chan_busy(struct l2cap_chan *chan, int busy);
int l2cap_chan_check_security(struct l2cap_chan *chan, bool initiator);
void l2cap_chan_set_defaults(struct l2cap_chan *chan);
int l2cap_ertm_init(struct l2cap_chan *chan);
void l2cap_chan_add(struct l2cap_conn *conn, struct l2cap_chan *chan);
void __l2cap_chan_add(struct l2cap_conn *conn, struct l2cap_chan *chan);
void l2cap_chan_del(struct l2cap_chan *chan, int err);
void l2cap_send_conn_req(struct l2cap_chan *chan);
void l2cap_move_start(struct l2cap_chan *chan);
void l2cap_logical_cfm(struct l2cap_chan *chan, struct hci_chan *hchan,
u8 status);
void __l2cap_physical_cfm(struct l2cap_chan *chan, int result);
struct l2cap_conn *l2cap_conn_get(struct l2cap_conn *conn);
void l2cap_conn_put(struct l2cap_conn *conn);
int l2cap_register_user(struct l2cap_conn *conn, struct l2cap_user *user);
void l2cap_unregister_user(struct l2cap_conn *conn, struct l2cap_user *user);
#endif /* __L2CAP_H */

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include/net/bluetooth/mgmt.h Normal file
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@ -0,0 +1,679 @@
/*
BlueZ - Bluetooth protocol stack for Linux
Copyright (C) 2010 Nokia Corporation
Copyright (C) 2011-2012 Intel Corporation
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License version 2 as
published by the Free Software Foundation;
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS.
IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY
CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES
WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS,
COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS
SOFTWARE IS DISCLAIMED.
*/
#define MGMT_INDEX_NONE 0xFFFF
#define MGMT_STATUS_SUCCESS 0x00
#define MGMT_STATUS_UNKNOWN_COMMAND 0x01
#define MGMT_STATUS_NOT_CONNECTED 0x02
#define MGMT_STATUS_FAILED 0x03
#define MGMT_STATUS_CONNECT_FAILED 0x04
#define MGMT_STATUS_AUTH_FAILED 0x05
#define MGMT_STATUS_NOT_PAIRED 0x06
#define MGMT_STATUS_NO_RESOURCES 0x07
#define MGMT_STATUS_TIMEOUT 0x08
#define MGMT_STATUS_ALREADY_CONNECTED 0x09
#define MGMT_STATUS_BUSY 0x0a
#define MGMT_STATUS_REJECTED 0x0b
#define MGMT_STATUS_NOT_SUPPORTED 0x0c
#define MGMT_STATUS_INVALID_PARAMS 0x0d
#define MGMT_STATUS_DISCONNECTED 0x0e
#define MGMT_STATUS_NOT_POWERED 0x0f
#define MGMT_STATUS_CANCELLED 0x10
#define MGMT_STATUS_INVALID_INDEX 0x11
#define MGMT_STATUS_RFKILLED 0x12
struct mgmt_hdr {
__le16 opcode;
__le16 index;
__le16 len;
} __packed;
struct mgmt_addr_info {
bdaddr_t bdaddr;
__u8 type;
} __packed;
#define MGMT_ADDR_INFO_SIZE 7
#define MGMT_OP_READ_VERSION 0x0001
#define MGMT_READ_VERSION_SIZE 0
struct mgmt_rp_read_version {
__u8 version;
__le16 revision;
} __packed;
#define MGMT_OP_READ_COMMANDS 0x0002
#define MGMT_READ_COMMANDS_SIZE 0
struct mgmt_rp_read_commands {
__le16 num_commands;
__le16 num_events;
__le16 opcodes[0];
} __packed;
#define MGMT_OP_READ_INDEX_LIST 0x0003
#define MGMT_READ_INDEX_LIST_SIZE 0
struct mgmt_rp_read_index_list {
__le16 num_controllers;
__le16 index[0];
} __packed;
/* Reserve one extra byte for names in management messages so that they
* are always guaranteed to be nul-terminated */
#define MGMT_MAX_NAME_LENGTH (HCI_MAX_NAME_LENGTH + 1)
#define MGMT_MAX_SHORT_NAME_LENGTH (HCI_MAX_SHORT_NAME_LENGTH + 1)
#define MGMT_SETTING_POWERED 0x00000001
#define MGMT_SETTING_CONNECTABLE 0x00000002
#define MGMT_SETTING_FAST_CONNECTABLE 0x00000004
#define MGMT_SETTING_DISCOVERABLE 0x00000008
#define MGMT_SETTING_BONDABLE 0x00000010
#define MGMT_SETTING_LINK_SECURITY 0x00000020
#define MGMT_SETTING_SSP 0x00000040
#define MGMT_SETTING_BREDR 0x00000080
#define MGMT_SETTING_HS 0x00000100
#define MGMT_SETTING_LE 0x00000200
#define MGMT_SETTING_ADVERTISING 0x00000400
#define MGMT_SETTING_SECURE_CONN 0x00000800
#define MGMT_SETTING_DEBUG_KEYS 0x00001000
#define MGMT_SETTING_PRIVACY 0x00002000
#define MGMT_SETTING_CONFIGURATION 0x00004000
#define MGMT_OP_READ_INFO 0x0004
#define MGMT_READ_INFO_SIZE 0
struct mgmt_rp_read_info {
bdaddr_t bdaddr;
__u8 version;
__le16 manufacturer;
__le32 supported_settings;
__le32 current_settings;
__u8 dev_class[3];
__u8 name[MGMT_MAX_NAME_LENGTH];
__u8 short_name[MGMT_MAX_SHORT_NAME_LENGTH];
} __packed;
struct mgmt_mode {
__u8 val;
} __packed;
#define MGMT_SETTING_SIZE 1
#define MGMT_OP_SET_POWERED 0x0005
#define MGMT_OP_SET_DISCOVERABLE 0x0006
struct mgmt_cp_set_discoverable {
__u8 val;
__le16 timeout;
} __packed;
#define MGMT_SET_DISCOVERABLE_SIZE 3
#define MGMT_OP_SET_CONNECTABLE 0x0007
#define MGMT_OP_SET_FAST_CONNECTABLE 0x0008
#define MGMT_OP_SET_BONDABLE 0x0009
#define MGMT_OP_SET_LINK_SECURITY 0x000A
#define MGMT_OP_SET_SSP 0x000B
#define MGMT_OP_SET_HS 0x000C
#define MGMT_OP_SET_LE 0x000D
#define MGMT_OP_SET_DEV_CLASS 0x000E
struct mgmt_cp_set_dev_class {
__u8 major;
__u8 minor;
} __packed;
#define MGMT_SET_DEV_CLASS_SIZE 2
#define MGMT_OP_SET_LOCAL_NAME 0x000F
struct mgmt_cp_set_local_name {
__u8 name[MGMT_MAX_NAME_LENGTH];
__u8 short_name[MGMT_MAX_SHORT_NAME_LENGTH];
} __packed;
#define MGMT_SET_LOCAL_NAME_SIZE 260
#define MGMT_OP_ADD_UUID 0x0010
struct mgmt_cp_add_uuid {
__u8 uuid[16];
__u8 svc_hint;
} __packed;
#define MGMT_ADD_UUID_SIZE 17
#define MGMT_OP_REMOVE_UUID 0x0011
struct mgmt_cp_remove_uuid {
__u8 uuid[16];
} __packed;
#define MGMT_REMOVE_UUID_SIZE 16
struct mgmt_link_key_info {
struct mgmt_addr_info addr;
__u8 type;
__u8 val[16];
__u8 pin_len;
} __packed;
#define MGMT_OP_LOAD_LINK_KEYS 0x0012
struct mgmt_cp_load_link_keys {
__u8 debug_keys;
__le16 key_count;
struct mgmt_link_key_info keys[0];
} __packed;
#define MGMT_LOAD_LINK_KEYS_SIZE 3
#define MGMT_LTK_UNAUTHENTICATED 0x00
#define MGMT_LTK_AUTHENTICATED 0x01
struct mgmt_ltk_info {
struct mgmt_addr_info addr;
__u8 type;
__u8 master;
__u8 enc_size;
__le16 ediv;
__le64 rand;
__u8 val[16];
} __packed;
#define MGMT_OP_LOAD_LONG_TERM_KEYS 0x0013
struct mgmt_cp_load_long_term_keys {
__le16 key_count;
struct mgmt_ltk_info keys[0];
} __packed;
#define MGMT_LOAD_LONG_TERM_KEYS_SIZE 2
#define MGMT_OP_DISCONNECT 0x0014
struct mgmt_cp_disconnect {
struct mgmt_addr_info addr;
} __packed;
#define MGMT_DISCONNECT_SIZE MGMT_ADDR_INFO_SIZE
struct mgmt_rp_disconnect {
struct mgmt_addr_info addr;
} __packed;
#define MGMT_OP_GET_CONNECTIONS 0x0015
#define MGMT_GET_CONNECTIONS_SIZE 0
struct mgmt_rp_get_connections {
__le16 conn_count;
struct mgmt_addr_info addr[0];
} __packed;
#define MGMT_OP_PIN_CODE_REPLY 0x0016
struct mgmt_cp_pin_code_reply {
struct mgmt_addr_info addr;
__u8 pin_len;
__u8 pin_code[16];
} __packed;
#define MGMT_PIN_CODE_REPLY_SIZE (MGMT_ADDR_INFO_SIZE + 17)
struct mgmt_rp_pin_code_reply {
struct mgmt_addr_info addr;
} __packed;
#define MGMT_OP_PIN_CODE_NEG_REPLY 0x0017
struct mgmt_cp_pin_code_neg_reply {
struct mgmt_addr_info addr;
} __packed;
#define MGMT_PIN_CODE_NEG_REPLY_SIZE MGMT_ADDR_INFO_SIZE
#define MGMT_OP_SET_IO_CAPABILITY 0x0018
struct mgmt_cp_set_io_capability {
__u8 io_capability;
} __packed;
#define MGMT_SET_IO_CAPABILITY_SIZE 1
#define MGMT_OP_PAIR_DEVICE 0x0019
struct mgmt_cp_pair_device {
struct mgmt_addr_info addr;
__u8 io_cap;
} __packed;
#define MGMT_PAIR_DEVICE_SIZE (MGMT_ADDR_INFO_SIZE + 1)
struct mgmt_rp_pair_device {
struct mgmt_addr_info addr;
} __packed;
#define MGMT_OP_CANCEL_PAIR_DEVICE 0x001A
#define MGMT_CANCEL_PAIR_DEVICE_SIZE MGMT_ADDR_INFO_SIZE
#define MGMT_OP_UNPAIR_DEVICE 0x001B
struct mgmt_cp_unpair_device {
struct mgmt_addr_info addr;
__u8 disconnect;
} __packed;
#define MGMT_UNPAIR_DEVICE_SIZE (MGMT_ADDR_INFO_SIZE + 1)
struct mgmt_rp_unpair_device {
struct mgmt_addr_info addr;
};
#define MGMT_OP_USER_CONFIRM_REPLY 0x001C
struct mgmt_cp_user_confirm_reply {
struct mgmt_addr_info addr;
} __packed;
#define MGMT_USER_CONFIRM_REPLY_SIZE MGMT_ADDR_INFO_SIZE
struct mgmt_rp_user_confirm_reply {
struct mgmt_addr_info addr;
} __packed;
#define MGMT_OP_USER_CONFIRM_NEG_REPLY 0x001D
struct mgmt_cp_user_confirm_neg_reply {
struct mgmt_addr_info addr;
} __packed;
#define MGMT_USER_CONFIRM_NEG_REPLY_SIZE MGMT_ADDR_INFO_SIZE
#define MGMT_OP_USER_PASSKEY_REPLY 0x001E
struct mgmt_cp_user_passkey_reply {
struct mgmt_addr_info addr;
__le32 passkey;
} __packed;
#define MGMT_USER_PASSKEY_REPLY_SIZE (MGMT_ADDR_INFO_SIZE + 4)
struct mgmt_rp_user_passkey_reply {
struct mgmt_addr_info addr;
} __packed;
#define MGMT_OP_USER_PASSKEY_NEG_REPLY 0x001F
struct mgmt_cp_user_passkey_neg_reply {
struct mgmt_addr_info addr;
} __packed;
#define MGMT_USER_PASSKEY_NEG_REPLY_SIZE MGMT_ADDR_INFO_SIZE
#define MGMT_OP_READ_LOCAL_OOB_DATA 0x0020
#define MGMT_READ_LOCAL_OOB_DATA_SIZE 0
struct mgmt_rp_read_local_oob_data {
__u8 hash[16];
__u8 randomizer[16];
} __packed;
struct mgmt_rp_read_local_oob_ext_data {
__u8 hash192[16];
__u8 randomizer192[16];
__u8 hash256[16];
__u8 randomizer256[16];
} __packed;
#define MGMT_OP_ADD_REMOTE_OOB_DATA 0x0021
struct mgmt_cp_add_remote_oob_data {
struct mgmt_addr_info addr;
__u8 hash[16];
__u8 randomizer[16];
} __packed;
#define MGMT_ADD_REMOTE_OOB_DATA_SIZE (MGMT_ADDR_INFO_SIZE + 32)
struct mgmt_cp_add_remote_oob_ext_data {
struct mgmt_addr_info addr;
__u8 hash192[16];
__u8 randomizer192[16];
__u8 hash256[16];
__u8 randomizer256[16];
} __packed;
#define MGMT_ADD_REMOTE_OOB_EXT_DATA_SIZE (MGMT_ADDR_INFO_SIZE + 64)
#define MGMT_OP_REMOVE_REMOTE_OOB_DATA 0x0022
struct mgmt_cp_remove_remote_oob_data {
struct mgmt_addr_info addr;
} __packed;
#define MGMT_REMOVE_REMOTE_OOB_DATA_SIZE MGMT_ADDR_INFO_SIZE
#define MGMT_OP_START_DISCOVERY 0x0023
struct mgmt_cp_start_discovery {
__u8 type;
} __packed;
#define MGMT_START_DISCOVERY_SIZE 1
#define MGMT_OP_STOP_DISCOVERY 0x0024
struct mgmt_cp_stop_discovery {
__u8 type;
} __packed;
#define MGMT_STOP_DISCOVERY_SIZE 1
#define MGMT_OP_CONFIRM_NAME 0x0025
struct mgmt_cp_confirm_name {
struct mgmt_addr_info addr;
__u8 name_known;
} __packed;
#define MGMT_CONFIRM_NAME_SIZE (MGMT_ADDR_INFO_SIZE + 1)
struct mgmt_rp_confirm_name {
struct mgmt_addr_info addr;
} __packed;
#define MGMT_OP_BLOCK_DEVICE 0x0026
struct mgmt_cp_block_device {
struct mgmt_addr_info addr;
} __packed;
#define MGMT_BLOCK_DEVICE_SIZE MGMT_ADDR_INFO_SIZE
#define MGMT_OP_UNBLOCK_DEVICE 0x0027
struct mgmt_cp_unblock_device {
struct mgmt_addr_info addr;
} __packed;
#define MGMT_UNBLOCK_DEVICE_SIZE MGMT_ADDR_INFO_SIZE
#define MGMT_OP_SET_DEVICE_ID 0x0028
struct mgmt_cp_set_device_id {
__le16 source;
__le16 vendor;
__le16 product;
__le16 version;
} __packed;
#define MGMT_SET_DEVICE_ID_SIZE 8
#define MGMT_OP_SET_ADVERTISING 0x0029
#define MGMT_OP_SET_BREDR 0x002A
#define MGMT_OP_SET_STATIC_ADDRESS 0x002B
struct mgmt_cp_set_static_address {
bdaddr_t bdaddr;
} __packed;
#define MGMT_SET_STATIC_ADDRESS_SIZE 6
#define MGMT_OP_SET_SCAN_PARAMS 0x002C
struct mgmt_cp_set_scan_params {
__le16 interval;
__le16 window;
} __packed;
#define MGMT_SET_SCAN_PARAMS_SIZE 4
#define MGMT_OP_SET_SECURE_CONN 0x002D
#define MGMT_OP_SET_DEBUG_KEYS 0x002E
#define MGMT_OP_SET_PRIVACY 0x002F
struct mgmt_cp_set_privacy {
__u8 privacy;
__u8 irk[16];
} __packed;
#define MGMT_SET_PRIVACY_SIZE 17
struct mgmt_irk_info {
struct mgmt_addr_info addr;
__u8 val[16];
} __packed;
#define MGMT_OP_LOAD_IRKS 0x0030
struct mgmt_cp_load_irks {
__le16 irk_count;
struct mgmt_irk_info irks[0];
} __packed;
#define MGMT_LOAD_IRKS_SIZE 2
#define MGMT_OP_GET_CONN_INFO 0x0031
struct mgmt_cp_get_conn_info {
struct mgmt_addr_info addr;
} __packed;
#define MGMT_GET_CONN_INFO_SIZE MGMT_ADDR_INFO_SIZE
struct mgmt_rp_get_conn_info {
struct mgmt_addr_info addr;
__s8 rssi;
__s8 tx_power;
__s8 max_tx_power;
} __packed;
#define MGMT_OP_GET_CLOCK_INFO 0x0032
struct mgmt_cp_get_clock_info {
struct mgmt_addr_info addr;
} __packed;
#define MGMT_GET_CLOCK_INFO_SIZE MGMT_ADDR_INFO_SIZE
struct mgmt_rp_get_clock_info {
struct mgmt_addr_info addr;
__le32 local_clock;
__le32 piconet_clock;
__le16 accuracy;
} __packed;
#define MGMT_OP_ADD_DEVICE 0x0033
struct mgmt_cp_add_device {
struct mgmt_addr_info addr;
__u8 action;
} __packed;
#define MGMT_ADD_DEVICE_SIZE (MGMT_ADDR_INFO_SIZE + 1)
#define MGMT_OP_REMOVE_DEVICE 0x0034
struct mgmt_cp_remove_device {
struct mgmt_addr_info addr;
} __packed;
#define MGMT_REMOVE_DEVICE_SIZE MGMT_ADDR_INFO_SIZE
struct mgmt_conn_param {
struct mgmt_addr_info addr;
__le16 min_interval;
__le16 max_interval;
__le16 latency;
__le16 timeout;
} __packed;
#define MGMT_OP_LOAD_CONN_PARAM 0x0035
struct mgmt_cp_load_conn_param {
__le16 param_count;
struct mgmt_conn_param params[0];
} __packed;
#define MGMT_LOAD_CONN_PARAM_SIZE 2
#define MGMT_OP_READ_UNCONF_INDEX_LIST 0x0036
#define MGMT_READ_UNCONF_INDEX_LIST_SIZE 0
struct mgmt_rp_read_unconf_index_list {
__le16 num_controllers;
__le16 index[0];
} __packed;
#define MGMT_OPTION_EXTERNAL_CONFIG 0x00000001
#define MGMT_OPTION_PUBLIC_ADDRESS 0x00000002
#define MGMT_OP_READ_CONFIG_INFO 0x0037
#define MGMT_READ_CONFIG_INFO_SIZE 0
struct mgmt_rp_read_config_info {
__le16 manufacturer;
__le32 supported_options;
__le32 missing_options;
} __packed;
#define MGMT_OP_SET_EXTERNAL_CONFIG 0x0038
struct mgmt_cp_set_external_config {
__u8 config;
} __packed;
#define MGMT_SET_EXTERNAL_CONFIG_SIZE 1
#define MGMT_OP_SET_PUBLIC_ADDRESS 0x0039
struct mgmt_cp_set_public_address {
bdaddr_t bdaddr;
} __packed;
#define MGMT_SET_PUBLIC_ADDRESS_SIZE 6
#define MGMT_EV_CMD_COMPLETE 0x0001
struct mgmt_ev_cmd_complete {
__le16 opcode;
__u8 status;
__u8 data[0];
} __packed;
#define MGMT_EV_CMD_STATUS 0x0002
struct mgmt_ev_cmd_status {
__le16 opcode;
__u8 status;
} __packed;
#define MGMT_EV_CONTROLLER_ERROR 0x0003
struct mgmt_ev_controller_error {
__u8 error_code;
} __packed;
#define MGMT_EV_INDEX_ADDED 0x0004
#define MGMT_EV_INDEX_REMOVED 0x0005
#define MGMT_EV_NEW_SETTINGS 0x0006
#define MGMT_EV_CLASS_OF_DEV_CHANGED 0x0007
struct mgmt_ev_class_of_dev_changed {
__u8 dev_class[3];
};
#define MGMT_EV_LOCAL_NAME_CHANGED 0x0008
struct mgmt_ev_local_name_changed {
__u8 name[MGMT_MAX_NAME_LENGTH];
__u8 short_name[MGMT_MAX_SHORT_NAME_LENGTH];
} __packed;
#define MGMT_EV_NEW_LINK_KEY 0x0009
struct mgmt_ev_new_link_key {
__u8 store_hint;
struct mgmt_link_key_info key;
} __packed;
#define MGMT_EV_NEW_LONG_TERM_KEY 0x000A
struct mgmt_ev_new_long_term_key {
__u8 store_hint;
struct mgmt_ltk_info key;
} __packed;
#define MGMT_EV_DEVICE_CONNECTED 0x000B
struct mgmt_ev_device_connected {
struct mgmt_addr_info addr;
__le32 flags;
__le16 eir_len;
__u8 eir[0];
} __packed;
#define MGMT_DEV_DISCONN_UNKNOWN 0x00
#define MGMT_DEV_DISCONN_TIMEOUT 0x01
#define MGMT_DEV_DISCONN_LOCAL_HOST 0x02
#define MGMT_DEV_DISCONN_REMOTE 0x03
#define MGMT_EV_DEVICE_DISCONNECTED 0x000C
struct mgmt_ev_device_disconnected {
struct mgmt_addr_info addr;
__u8 reason;
} __packed;
#define MGMT_EV_CONNECT_FAILED 0x000D
struct mgmt_ev_connect_failed {
struct mgmt_addr_info addr;
__u8 status;
} __packed;
#define MGMT_EV_PIN_CODE_REQUEST 0x000E
struct mgmt_ev_pin_code_request {
struct mgmt_addr_info addr;
__u8 secure;
} __packed;
#define MGMT_EV_USER_CONFIRM_REQUEST 0x000F
struct mgmt_ev_user_confirm_request {
struct mgmt_addr_info addr;
__u8 confirm_hint;
__le32 value;
} __packed;
#define MGMT_EV_USER_PASSKEY_REQUEST 0x0010
struct mgmt_ev_user_passkey_request {
struct mgmt_addr_info addr;
} __packed;
#define MGMT_EV_AUTH_FAILED 0x0011
struct mgmt_ev_auth_failed {
struct mgmt_addr_info addr;
__u8 status;
} __packed;
#define MGMT_DEV_FOUND_CONFIRM_NAME 0x01
#define MGMT_DEV_FOUND_LEGACY_PAIRING 0x02
#define MGMT_DEV_FOUND_NOT_CONNECTABLE 0x04
#define MGMT_EV_DEVICE_FOUND 0x0012
struct mgmt_ev_device_found {
struct mgmt_addr_info addr;
__s8 rssi;
__le32 flags;
__le16 eir_len;
__u8 eir[0];
} __packed;
#define MGMT_EV_DISCOVERING 0x0013
struct mgmt_ev_discovering {
__u8 type;
__u8 discovering;
} __packed;
#define MGMT_EV_DEVICE_BLOCKED 0x0014
struct mgmt_ev_device_blocked {
struct mgmt_addr_info addr;
} __packed;
#define MGMT_EV_DEVICE_UNBLOCKED 0x0015
struct mgmt_ev_device_unblocked {
struct mgmt_addr_info addr;
} __packed;
#define MGMT_EV_DEVICE_UNPAIRED 0x0016
struct mgmt_ev_device_unpaired {
struct mgmt_addr_info addr;
} __packed;
#define MGMT_EV_PASSKEY_NOTIFY 0x0017
struct mgmt_ev_passkey_notify {
struct mgmt_addr_info addr;
__le32 passkey;
__u8 entered;
} __packed;
#define MGMT_EV_NEW_IRK 0x0018
struct mgmt_ev_new_irk {
__u8 store_hint;
bdaddr_t rpa;
struct mgmt_irk_info irk;
} __packed;
struct mgmt_csrk_info {
struct mgmt_addr_info addr;
__u8 master;
__u8 val[16];
} __packed;
#define MGMT_EV_NEW_CSRK 0x0019
struct mgmt_ev_new_csrk {
__u8 store_hint;
struct mgmt_csrk_info key;
} __packed;
#define MGMT_EV_DEVICE_ADDED 0x001a
struct mgmt_ev_device_added {
struct mgmt_addr_info addr;
__u8 action;
} __packed;
#define MGMT_EV_DEVICE_REMOVED 0x001b
struct mgmt_ev_device_removed {
struct mgmt_addr_info addr;
} __packed;
#define MGMT_EV_NEW_CONN_PARAM 0x001c
struct mgmt_ev_new_conn_param {
struct mgmt_addr_info addr;
__u8 store_hint;
__le16 min_interval;
__le16 max_interval;
__le16 latency;
__le16 timeout;
} __packed;
#define MGMT_EV_UNCONF_INDEX_ADDED 0x001d
#define MGMT_EV_UNCONF_INDEX_REMOVED 0x001e
#define MGMT_EV_NEW_CONFIG_OPTIONS 0x001f

376
include/net/bluetooth/rfcomm.h Normal file
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@ -0,0 +1,376 @@
/*
RFCOMM implementation for Linux Bluetooth stack (BlueZ)
Copyright (C) 2002 Maxim Krasnyansky <maxk@qualcomm.com>
Copyright (C) 2002 Marcel Holtmann <marcel@holtmann.org>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License version 2 as
published by the Free Software Foundation;
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS.
IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY
CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES
WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS,
COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS
SOFTWARE IS DISCLAIMED.
*/
#ifndef __RFCOMM_H
#define __RFCOMM_H
#define RFCOMM_PSM 3
#define RFCOMM_CONN_TIMEOUT (HZ * 30)
#define RFCOMM_DISC_TIMEOUT (HZ * 20)
#define RFCOMM_AUTH_TIMEOUT (HZ * 25)
#define RFCOMM_IDLE_TIMEOUT (HZ * 2)
#define RFCOMM_DEFAULT_MTU 127
#define RFCOMM_DEFAULT_CREDITS 7
#define RFCOMM_MAX_L2CAP_MTU 1013
#define RFCOMM_MAX_CREDITS 40
#define RFCOMM_SKB_HEAD_RESERVE 8
#define RFCOMM_SKB_TAIL_RESERVE 2
#define RFCOMM_SKB_RESERVE (RFCOMM_SKB_HEAD_RESERVE + RFCOMM_SKB_TAIL_RESERVE)
#define RFCOMM_SABM 0x2f
#define RFCOMM_DISC 0x43
#define RFCOMM_UA 0x63
#define RFCOMM_DM 0x0f
#define RFCOMM_UIH 0xef
#define RFCOMM_TEST 0x08
#define RFCOMM_FCON 0x28
#define RFCOMM_FCOFF 0x18
#define RFCOMM_MSC 0x38
#define RFCOMM_RPN 0x24
#define RFCOMM_RLS 0x14
#define RFCOMM_PN 0x20
#define RFCOMM_NSC 0x04
#define RFCOMM_V24_FC 0x02
#define RFCOMM_V24_RTC 0x04
#define RFCOMM_V24_RTR 0x08
#define RFCOMM_V24_IC 0x40
#define RFCOMM_V24_DV 0x80
#define RFCOMM_RPN_BR_2400 0x0
#define RFCOMM_RPN_BR_4800 0x1
#define RFCOMM_RPN_BR_7200 0x2
#define RFCOMM_RPN_BR_9600 0x3
#define RFCOMM_RPN_BR_19200 0x4
#define RFCOMM_RPN_BR_38400 0x5
#define RFCOMM_RPN_BR_57600 0x6
#define RFCOMM_RPN_BR_115200 0x7
#define RFCOMM_RPN_BR_230400 0x8
#define RFCOMM_RPN_DATA_5 0x0
#define RFCOMM_RPN_DATA_6 0x1
#define RFCOMM_RPN_DATA_7 0x2
#define RFCOMM_RPN_DATA_8 0x3
#define RFCOMM_RPN_STOP_1 0
#define RFCOMM_RPN_STOP_15 1
#define RFCOMM_RPN_PARITY_NONE 0x0
#define RFCOMM_RPN_PARITY_ODD 0x1
#define RFCOMM_RPN_PARITY_EVEN 0x3
#define RFCOMM_RPN_PARITY_MARK 0x5
#define RFCOMM_RPN_PARITY_SPACE 0x7
#define RFCOMM_RPN_FLOW_NONE 0x00
#define RFCOMM_RPN_XON_CHAR 0x11
#define RFCOMM_RPN_XOFF_CHAR 0x13
#define RFCOMM_RPN_PM_BITRATE 0x0001
#define RFCOMM_RPN_PM_DATA 0x0002
#define RFCOMM_RPN_PM_STOP 0x0004
#define RFCOMM_RPN_PM_PARITY 0x0008
#define RFCOMM_RPN_PM_PARITY_TYPE 0x0010
#define RFCOMM_RPN_PM_XON 0x0020
#define RFCOMM_RPN_PM_XOFF 0x0040
#define RFCOMM_RPN_PM_FLOW 0x3F00
#define RFCOMM_RPN_PM_ALL 0x3F7F
struct rfcomm_hdr {
u8 addr;
u8 ctrl;
u8 len; /* Actual size can be 2 bytes */
} __packed;
struct rfcomm_cmd {
u8 addr;
u8 ctrl;
u8 len;
u8 fcs;
} __packed;
struct rfcomm_mcc {
u8 type;
u8 len;
} __packed;
struct rfcomm_pn {
u8 dlci;
u8 flow_ctrl;
u8 priority;
u8 ack_timer;
__le16 mtu;
u8 max_retrans;
u8 credits;
} __packed;
struct rfcomm_rpn {
u8 dlci;
u8 bit_rate;
u8 line_settings;
u8 flow_ctrl;
u8 xon_char;
u8 xoff_char;
__le16 param_mask;
} __packed;
struct rfcomm_rls {
u8 dlci;
u8 status;
} __packed;
struct rfcomm_msc {
u8 dlci;
u8 v24_sig;
} __packed;
/* ---- Core structures, flags etc ---- */
struct rfcomm_session {
struct list_head list;
struct socket *sock;
struct timer_list timer;
unsigned long state;
unsigned long flags;
int initiator;
/* Default DLC parameters */
int cfc;
uint mtu;
struct list_head dlcs;
};
struct rfcomm_dlc {
struct list_head list;
struct rfcomm_session *session;
struct sk_buff_head tx_queue;
struct timer_list timer;
struct mutex lock;
unsigned long state;
unsigned long flags;
atomic_t refcnt;
u8 dlci;
u8 addr;
u8 priority;
u8 v24_sig;
u8 remote_v24_sig;
u8 mscex;
u8 out;
u8 sec_level;
u8 role_switch;
u32 defer_setup;
uint mtu;
uint cfc;
uint rx_credits;
uint tx_credits;
void *owner;
void (*data_ready)(struct rfcomm_dlc *d, struct sk_buff *skb);
void (*state_change)(struct rfcomm_dlc *d, int err);
void (*modem_status)(struct rfcomm_dlc *d, u8 v24_sig);
};
/* DLC and session flags */
#define RFCOMM_RX_THROTTLED 0
#define RFCOMM_TX_THROTTLED 1
#define RFCOMM_TIMED_OUT 2
#define RFCOMM_MSC_PENDING 3
#define RFCOMM_SEC_PENDING 4
#define RFCOMM_AUTH_PENDING 5
#define RFCOMM_AUTH_ACCEPT 6
#define RFCOMM_AUTH_REJECT 7
#define RFCOMM_DEFER_SETUP 8
#define RFCOMM_ENC_DROP 9
/* Scheduling flags and events */
#define RFCOMM_SCHED_WAKEUP 31
/* MSC exchange flags */
#define RFCOMM_MSCEX_TX 1
#define RFCOMM_MSCEX_RX 2
#define RFCOMM_MSCEX_OK (RFCOMM_MSCEX_TX + RFCOMM_MSCEX_RX)
/* CFC states */
#define RFCOMM_CFC_UNKNOWN -1
#define RFCOMM_CFC_DISABLED 0
#define RFCOMM_CFC_ENABLED RFCOMM_MAX_CREDITS
/* ---- RFCOMM SEND RPN ---- */
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);
/* ---- RFCOMM DLCs (channels) ---- */
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 reason);
int rfcomm_dlc_send(struct rfcomm_dlc *d, struct sk_buff *skb);
void rfcomm_dlc_send_noerror(struct rfcomm_dlc *d, struct sk_buff *skb);
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_dlc_accept(struct rfcomm_dlc *d);
struct rfcomm_dlc *rfcomm_dlc_exists(bdaddr_t *src, bdaddr_t *dst, u8 channel);
#define rfcomm_dlc_lock(d) mutex_lock(&d->lock)
#define rfcomm_dlc_unlock(d) mutex_unlock(&d->lock)
static inline void rfcomm_dlc_hold(struct rfcomm_dlc *d)
{
atomic_inc(&d->refcnt);
}
static inline void rfcomm_dlc_put(struct rfcomm_dlc *d)
{
if (atomic_dec_and_test(&d->refcnt))
rfcomm_dlc_free(d);
}
void __rfcomm_dlc_throttle(struct rfcomm_dlc *d);
void __rfcomm_dlc_unthrottle(struct rfcomm_dlc *d);
static inline void rfcomm_dlc_throttle(struct rfcomm_dlc *d)
{
if (!test_and_set_bit(RFCOMM_RX_THROTTLED, &d->flags))
__rfcomm_dlc_throttle(d);
}
static inline void rfcomm_dlc_unthrottle(struct rfcomm_dlc *d)
{
if (test_and_clear_bit(RFCOMM_RX_THROTTLED, &d->flags))
__rfcomm_dlc_unthrottle(d);
}
/* ---- RFCOMM sessions ---- */
void rfcomm_session_getaddr(struct rfcomm_session *s, bdaddr_t *src,
bdaddr_t *dst);
/* ---- RFCOMM sockets ---- */
struct sockaddr_rc {
sa_family_t rc_family;
bdaddr_t rc_bdaddr;
u8 rc_channel;
};
#define RFCOMM_CONNINFO 0x02
struct rfcomm_conninfo {
__u16 hci_handle;
__u8 dev_class[3];
};
#define RFCOMM_LM 0x03
#define RFCOMM_LM_MASTER 0x0001
#define RFCOMM_LM_AUTH 0x0002
#define RFCOMM_LM_ENCRYPT 0x0004
#define RFCOMM_LM_TRUSTED 0x0008
#define RFCOMM_LM_RELIABLE 0x0010
#define RFCOMM_LM_SECURE 0x0020
#define RFCOMM_LM_FIPS 0x0040
#define rfcomm_pi(sk) ((struct rfcomm_pinfo *) sk)
struct rfcomm_pinfo {
struct bt_sock bt;
bdaddr_t src;
bdaddr_t dst;
struct rfcomm_dlc *dlc;
u8 channel;
u8 sec_level;
u8 role_switch;
};
int rfcomm_init_sockets(void);
void rfcomm_cleanup_sockets(void);
int rfcomm_connect_ind(struct rfcomm_session *s, u8 channel,
struct rfcomm_dlc **d);
/* ---- RFCOMM TTY ---- */
#define RFCOMM_MAX_DEV 256
#define RFCOMMCREATEDEV _IOW('R', 200, int)
#define RFCOMMRELEASEDEV _IOW('R', 201, int)
#define RFCOMMGETDEVLIST _IOR('R', 210, int)
#define RFCOMMGETDEVINFO _IOR('R', 211, int)
#define RFCOMMSTEALDLC _IOW('R', 220, int)
/* rfcomm_dev.flags bit definitions */
#define RFCOMM_REUSE_DLC 0
#define RFCOMM_RELEASE_ONHUP 1
#define RFCOMM_HANGUP_NOW 2
#define RFCOMM_TTY_ATTACHED 3
#define RFCOMM_DEFUNCT_BIT4 4 /* don't reuse this bit - userspace visible */
/* rfcomm_dev.status bit definitions */
#define RFCOMM_DEV_RELEASED 0
#define RFCOMM_TTY_OWNED 1
struct rfcomm_dev_req {
s16 dev_id;
u32 flags;
bdaddr_t src;
bdaddr_t dst;
u8 channel;
};
struct rfcomm_dev_info {
s16 id;
u32 flags;
u16 state;
bdaddr_t src;
bdaddr_t dst;
u8 channel;
};
struct rfcomm_dev_list_req {
u16 dev_num;
struct rfcomm_dev_info dev_info[0];
};
int rfcomm_dev_ioctl(struct sock *sk, unsigned int cmd, void __user *arg);
#ifdef CONFIG_BT_RFCOMM_TTY
int rfcomm_init_ttys(void);
void rfcomm_cleanup_ttys(void);
#else
static inline int rfcomm_init_ttys(void)
{
return 0;
}
static inline void rfcomm_cleanup_ttys(void)
{
}
#endif
#endif /* __RFCOMM_H */

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include/net/bluetooth/sco.h Normal file
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/*
BlueZ - Bluetooth protocol stack for Linux
Copyright (C) 2000-2001 Qualcomm Incorporated
Written 2000,2001 by Maxim Krasnyansky <maxk@qualcomm.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License version 2 as
published by the Free Software Foundation;
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS.
IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY
CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES
WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS,
COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS
SOFTWARE IS DISCLAIMED.
*/
#ifndef __SCO_H
#define __SCO_H
/* SCO defaults */
#define SCO_DEFAULT_MTU 500
/* SCO socket address */
struct sockaddr_sco {
sa_family_t sco_family;
bdaddr_t sco_bdaddr;
};
/* SCO socket options */
#define SCO_OPTIONS 0x01
struct sco_options {
__u16 mtu;
};
#define SCO_CONNINFO 0x02
struct sco_conninfo {
__u16 hci_handle;
__u8 dev_class[3];
};
#endif /* __SCO_H */