Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
| 2 | HIDP implementation for Linux Bluetooth stack (BlueZ). |
| 3 | Copyright (C) 2003-2004 Marcel Holtmann <marcel@holtmann.org> |
| 4 | |
| 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; |
| 8 | |
| 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. |
| 17 | |
| 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. |
| 21 | */ |
| 22 | |
| 23 | #ifndef __HIDP_H |
| 24 | #define __HIDP_H |
| 25 | |
| 26 | #include <linux/types.h> |
| 27 | #include <net/bluetooth/bluetooth.h> |
| 28 | |
| 29 | /* HIDP header masks */ |
| 30 | #define HIDP_HEADER_TRANS_MASK 0xf0 |
| 31 | #define HIDP_HEADER_PARAM_MASK 0x0f |
| 32 | |
| 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 |
| 44 | |
| 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 |
| 53 | |
| 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 |
| 61 | |
| 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 |
| 69 | |
| 70 | /* HIDP protocol header parameters */ |
| 71 | #define HIDP_PROTO_BOOT 0x00 |
| 72 | #define HIDP_PROTO_REPORT 0x01 |
| 73 | |
| 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) |
| 79 | |
| 80 | #define HIDP_VIRTUAL_CABLE_UNPLUG 0 |
| 81 | #define HIDP_BOOT_PROTOCOL_MODE 1 |
| 82 | #define HIDP_BLUETOOTH_VENDOR_ID 9 |
| 83 | |
| 84 | struct hidp_connadd_req { |
| 85 | int ctrl_sock; // Connected control socket |
| 86 | int intr_sock; // Connteted interrupt socket |
| 87 | __u16 parser; |
| 88 | __u16 rd_size; |
| 89 | __u8 *rd_data; |
| 90 | __u8 country; |
| 91 | __u8 subclass; |
| 92 | __u16 vendor; |
| 93 | __u16 product; |
| 94 | __u16 version; |
| 95 | __u32 flags; |
| 96 | __u32 idle_to; |
| 97 | char name[128]; |
| 98 | }; |
| 99 | |
| 100 | struct hidp_conndel_req { |
| 101 | bdaddr_t bdaddr; |
| 102 | __u32 flags; |
| 103 | }; |
| 104 | |
| 105 | struct hidp_conninfo { |
| 106 | bdaddr_t bdaddr; |
| 107 | __u32 flags; |
| 108 | __u16 state; |
| 109 | __u16 vendor; |
| 110 | __u16 product; |
| 111 | __u16 version; |
| 112 | char name[128]; |
| 113 | }; |
| 114 | |
| 115 | struct hidp_connlist_req { |
| 116 | __u32 cnum; |
| 117 | struct hidp_conninfo __user *ci; |
| 118 | }; |
| 119 | |
| 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); |
| 124 | |
| 125 | /* HIDP session defines */ |
| 126 | struct hidp_session { |
| 127 | struct list_head list; |
| 128 | |
| 129 | struct socket *ctrl_sock; |
| 130 | struct socket *intr_sock; |
| 131 | |
| 132 | bdaddr_t bdaddr; |
| 133 | |
| 134 | unsigned long state; |
| 135 | unsigned long flags; |
| 136 | unsigned long idle_to; |
| 137 | |
| 138 | uint ctrl_mtu; |
| 139 | uint intr_mtu; |
| 140 | |
| 141 | atomic_t terminate; |
| 142 | |
| 143 | unsigned char keys[8]; |
| 144 | unsigned char leds; |
| 145 | |
| 146 | struct input_dev *input; |
| 147 | |
| 148 | struct timer_list timer; |
| 149 | |
| 150 | struct sk_buff_head ctrl_transmit; |
| 151 | struct sk_buff_head intr_transmit; |
| 152 | }; |
| 153 | |
| 154 | static inline void hidp_schedule(struct hidp_session *session) |
| 155 | { |
| 156 | struct sock *ctrl_sk = session->ctrl_sock->sk; |
| 157 | struct sock *intr_sk = session->intr_sock->sk; |
| 158 | |
| 159 | wake_up_interruptible(ctrl_sk->sk_sleep); |
| 160 | wake_up_interruptible(intr_sk->sk_sleep); |
| 161 | } |
| 162 | |
| 163 | /* HIDP init defines */ |
| 164 | extern int __init hidp_init_sockets(void); |
| 165 | extern void __exit hidp_cleanup_sockets(void); |
| 166 | |
| 167 | #endif /* __HIDP_H */ |