2 HIDP implementation for Linux Bluetooth stack (BlueZ).
3 Copyright (C) 2003-2004 Marcel Holtmann <marcel@holtmann.org>
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;
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.
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.
26 #include <linux/types.h>
27 #include <net/bluetooth/bluetooth.h>
29 /* HIDP header masks */
30 #define HIDP_HEADER_TRANS_MASK 0xf0
31 #define HIDP_HEADER_PARAM_MASK 0x0f
33 /* HIDP transaction types */
34 #define HIDP_TRANS_HANDSHAKE 0x00
35 #define HIDP_TRANS_HID_CONTROL 0x10
36 #define HIDP_TRANS_GET_REPORT 0x40
37 #define HIDP_TRANS_SET_REPORT 0x50
38 #define HIDP_TRANS_GET_PROTOCOL 0x60
39 #define HIDP_TRANS_SET_PROTOCOL 0x70
40 #define HIDP_TRANS_GET_IDLE 0x80
41 #define HIDP_TRANS_SET_IDLE 0x90
42 #define HIDP_TRANS_DATA 0xa0
43 #define HIDP_TRANS_DATC 0xb0
45 /* HIDP handshake results */
46 #define HIDP_HSHK_SUCCESSFUL 0x00
47 #define HIDP_HSHK_NOT_READY 0x01
48 #define HIDP_HSHK_ERR_INVALID_REPORT_ID 0x02
49 #define HIDP_HSHK_ERR_UNSUPPORTED_REQUEST 0x03
50 #define HIDP_HSHK_ERR_INVALID_PARAMETER 0x04
51 #define HIDP_HSHK_ERR_UNKNOWN 0x0e
52 #define HIDP_HSHK_ERR_FATAL 0x0f
54 /* HIDP control operation parameters */
55 #define HIDP_CTRL_NOP 0x00
56 #define HIDP_CTRL_HARD_RESET 0x01
57 #define HIDP_CTRL_SOFT_RESET 0x02
58 #define HIDP_CTRL_SUSPEND 0x03
59 #define HIDP_CTRL_EXIT_SUSPEND 0x04
60 #define HIDP_CTRL_VIRTUAL_CABLE_UNPLUG 0x05
62 /* HIDP data transaction headers */
63 #define HIDP_DATA_RTYPE_MASK 0x03
64 #define HIDP_DATA_RSRVD_MASK 0x0c
65 #define HIDP_DATA_RTYPE_OTHER 0x00
66 #define HIDP_DATA_RTYPE_INPUT 0x01
67 #define HIDP_DATA_RTYPE_OUPUT 0x02
68 #define HIDP_DATA_RTYPE_FEATURE 0x03
70 /* HIDP protocol header parameters */
71 #define HIDP_PROTO_BOOT 0x00
72 #define HIDP_PROTO_REPORT 0x01
74 /* HIDP ioctl defines */
75 #define HIDPCONNADD _IOW('H', 200, int)
76 #define HIDPCONNDEL _IOW('H', 201, int)
77 #define HIDPGETCONNLIST _IOR('H', 210, int)
78 #define HIDPGETCONNINFO _IOR('H', 211, int)
80 #define HIDP_VIRTUAL_CABLE_UNPLUG 0
81 #define HIDP_BOOT_PROTOCOL_MODE 1
82 #define HIDP_BLUETOOTH_VENDOR_ID 9
84 struct hidp_connadd_req {
85 int ctrl_sock; // Connected control socket
86 int intr_sock; // Connteted interrupt socket
100 struct hidp_conndel_req {
105 struct hidp_conninfo {
115 struct hidp_connlist_req {
117 struct hidp_conninfo __user *ci;
120 int hidp_add_connection(struct hidp_connadd_req *req, struct socket *ctrl_sock, struct socket *intr_sock);
121 int hidp_del_connection(struct hidp_conndel_req *req);
122 int hidp_get_connlist(struct hidp_connlist_req *req);
123 int hidp_get_conninfo(struct hidp_conninfo *ci);
125 /* HIDP session defines */
126 struct hidp_session {
127 struct list_head list;
129 struct socket *ctrl_sock;
130 struct socket *intr_sock;
136 unsigned long idle_to;
143 unsigned char keys[8];
146 struct input_dev *input;
148 struct hid_device *hid;
150 struct timer_list timer;
152 struct sk_buff_head ctrl_transmit;
153 struct sk_buff_head intr_transmit;
155 struct hidp_connadd_req *req;
158 static inline void hidp_schedule(struct hidp_session *session)
160 struct sock *ctrl_sk = session->ctrl_sock->sk;
161 struct sock *intr_sk = session->intr_sock->sk;
163 wake_up_interruptible(ctrl_sk->sk_sleep);
164 wake_up_interruptible(intr_sk->sk_sleep);
167 /* HIDP init defines */
168 extern int __init hidp_init_sockets(void);
169 extern void __exit hidp_cleanup_sockets(void);
171 #endif /* __HIDP_H */