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Diffstat (limited to 'bta/include/bta_hh_api.h')
| -rw-r--r-- | bta/include/bta_hh_api.h | 479 |
1 files changed, 479 insertions, 0 deletions
diff --git a/bta/include/bta_hh_api.h b/bta/include/bta_hh_api.h new file mode 100644 index 0000000..f613d30 --- /dev/null +++ b/bta/include/bta_hh_api.h @@ -0,0 +1,479 @@ +/****************************************************************************** + * + * Copyright (C) 2002-2012 Broadcom Corporation + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + ******************************************************************************/ +#ifndef BTA_HH_API_H +#define BTA_HH_API_H + +#include "bta_api.h" +#include "hidh_api.h" + +/***************************************************************************** +** Constants and Type Definitions +*****************************************************************************/ +#ifndef BTA_HH_DEBUG +#define BTA_HH_DEBUG FALSE +#endif + +#ifndef BTA_HH_SSR_MAX_LATENCY_DEF +#define BTA_HH_SSR_MAX_LATENCY_DEF 1600 +#endif + +#ifndef BTA_HH_SSR_MIN_TOUT_DEF +#define BTA_HH_SSR_MIN_TOUT_DEF 2 +#endif + +/* BTA HID Host callback events */ +#define BTA_HH_ENABLE_EVT 0 /* HH enabled */ +#define BTA_HH_DISABLE_EVT 1 /* HH disabled */ +#define BTA_HH_OPEN_EVT 2 /* connection opened */ +#define BTA_HH_CLOSE_EVT 3 /* connection closed */ +#define BTA_HH_GET_RPT_EVT 4 /* BTA_HhGetReport callback */ +#define BTA_HH_SET_RPT_EVT 5 /* BTA_HhSetReport callback */ +#define BTA_HH_GET_PROTO_EVT 6 /* BTA_GetProtoMode callback */ +#define BTA_HH_SET_PROTO_EVT 7 /* BTA_HhSetProtoMode callback */ +#define BTA_HH_GET_IDLE_EVT 8 /* BTA_HhGetIdle comes callback */ +#define BTA_HH_SET_IDLE_EVT 9 /* BTA_HhSetIdle finish callback */ +#define BTA_HH_GET_DSCP_EVT 10 /* Get report descripotor */ +#define BTA_HH_ADD_DEV_EVT 11 /* Add Device callback */ +#define BTA_HH_RMV_DEV_EVT 12 /* remove device finished */ +#define BTA_HH_VC_UNPLUG_EVT 13 /* virtually unplugged */ +#define BTA_HH_UPDATE_UCD_EVT 14 +#define BTA_HH_API_ERR_EVT 15 /* API error is caught */ + +typedef UINT16 tBTA_HH_EVT; + +/* defined the minimum offset */ +#define BTA_HH_MIN_OFFSET L2CAP_MIN_OFFSET+1 + +#define BTA_HH_MAX_KNOWN HID_HOST_MAX_DEVICES +/* invalid device handle */ +#define BTA_HH_INVALID_HANDLE 0xff + +/* type of protocol mode */ +#define BTA_HH_PROTO_RPT_MODE (0x00) +#define BTA_HH_PROTO_BOOT_MODE (0x01) +#define BTA_HH_PROTO_UNKNOWN (0xff) +typedef UINT8 tBTA_HH_PROTO_MODE; + +enum +{ + BTA_HH_KEYBD_RPT_ID = 1, + BTA_HH_MOUSE_RPT_ID +}; +typedef UINT8 tBTA_HH_BOOT_RPT_ID; + +/* type of devices, bit mask */ +#define BTA_HH_DEVT_UNKNOWN 0x00 +#define BTA_HH_DEVT_JOS 0x01 /* joy stick */ +#define BTA_HH_DEVT_GPD 0x02 /* game pad */ +#define BTA_HH_DEVT_RMC 0x03 /* remote control */ +#define BTA_HH_DEVT_SED 0x04 /* sensing device */ +#define BTA_HH_DEVT_DGT 0x05 /* Digitizer tablet */ +#define BTA_HH_DEVT_CDR 0x06 /* card reader */ +#define BTA_HH_DEVT_KBD 0x10 /* keyboard */ +#define BTA_HH_DEVT_MIC 0x20 /* pointing device */ +#define BTA_HH_DEVT_COM 0x30 /* Combo keyboard/pointing */ +#define BTA_HH_DEVT_OTHER 0x80 +typedef UINT8 tBTA_HH_DEVT; + +enum +{ + BTA_HH_OK, + BTA_HH_HS_HID_NOT_READY, /* handshake error : device not ready */ + BTA_HH_HS_INVALID_RPT_ID, /* handshake error : invalid report ID */ + BTA_HH_HS_TRANS_NOT_SPT, /* handshake error : transaction not spt */ + BTA_HH_HS_INVALID_PARAM, /* handshake error : invalid paremter */ + BTA_HH_HS_ERROR, /* handshake error : unspecified HS error */ + BTA_HH_ERR, /* general BTA HH error */ + BTA_HH_ERR_SDP, /* SDP error */ + BTA_HH_ERR_PROTO, /* SET_Protocol error, + only used in BTA_HH_OPEN_EVT callback */ + BTA_HH_ERR_DB_FULL, /* device database full error, used in + BTA_HH_OPEN_EVT/BTA_HH_ADD_DEV_EVT */ + BTA_HH_ERR_TOD_UNSPT, /* type of device not supported */ + BTA_HH_ERR_NO_RES, /* out of system resources */ + BTA_HH_ERR_AUTH_FAILED, /* authentication fail */ + BTA_HH_ERR_HDL +}; +typedef UINT8 tBTA_HH_STATUS; + + +#define BTA_HH_VIRTUAL_CABLE HID_VIRTUAL_CABLE +#define BTA_HH_NORMALLY_CONNECTABLE HID_NORMALLY_CONNECTABLE +#define BTA_HH_RECONN_INIT HID_RECONN_INIT +#define BTA_HH_SDP_DISABLE HID_SDP_DISABLE +#define BTA_HH_BATTERY_POWER HID_BATTERY_POWER +#define BTA_HH_REMOTE_WAKE HID_REMOTE_WAKE +#define BTA_HH_SUP_TOUT_AVLBL HID_SUP_TOUT_AVLBL +#define BTA_HH_SEC_REQUIRED HID_SEC_REQUIRED +typedef UINT16 tBTA_HH_ATTR_MASK; + + +/* supported type of device and corresponding application ID */ +typedef struct +{ + tBTA_HH_DEVT tod; /* type of device */ + UINT8 app_id; /* corresponding application ID */ +}tBTA_HH_SPT_TOD; + +/* configuration struct */ +typedef struct +{ + UINT8 max_devt_spt; /* max number of types of devices spt */ + tBTA_HH_SPT_TOD *p_devt_list; /* supported types of device list */ + UINT16 sdp_db_size; +}tBTA_HH_CFG; + +enum +{ + BTA_HH_RPTT_RESRV, /* reserved */ + BTA_HH_RPTT_INPUT, /* input report */ + BTA_HH_RPTT_OUTPUT, /* output report */ + BTA_HH_RPTT_FEATURE /* feature report */ +}; +typedef UINT8 tBTA_HH_RPT_TYPE; + +/* HID_CONTROL operation code used in BTA_HhSendCtrl() +*/ +enum +{ + BTA_HH_CTRL_NOP = 0 + HID_PAR_CONTROL_NOP ,/* mapping from BTE */ + BTA_HH_CTRL_HARD_RESET, /* hard reset */ + BTA_HH_CTRL_SOFT_RESET, /* soft reset */ + BTA_HH_CTRL_SUSPEND, /* enter suspend */ + BTA_HH_CTRL_EXIT_SUSPEND, /* exit suspend */ + BTA_HH_CTRL_VIRTUAL_CABLE_UNPLUG /* virtual unplug */ +}; +typedef UINT8 tBTA_HH_TRANS_CTRL_TYPE; + +typedef tHID_DEV_DSCP_INFO tBTA_HH_DEV_DESCR; + +/* id DI is not existing in remote device, vendor_id in tBTA_HH_DEV_DSCP_INFO will be set to 0xffff */ +#define BTA_HH_VENDOR_ID_INVALID 0xffff + + +/* report descriptor information */ +typedef struct +{ + UINT16 vendor_id; /* vendor ID */ + UINT16 product_id; /* product ID */ + UINT16 version; /* version */ + UINT16 ssr_max_latency; /* SSR max latency */ + UINT16 ssr_min_tout; /* SSR min timeout */ + UINT8 ctry_code; /*Country Code.*/ + tBTA_HH_DEV_DESCR descriptor; +}tBTA_HH_DEV_DSCP_INFO; + +/* callback event data for BTA_HH_OPEN_EVT */ +typedef struct +{ + BD_ADDR bda; /* HID device bd address */ + tBTA_HH_STATUS status; /* operation status */ + UINT8 handle; /* device handle */ +} tBTA_HH_CONN; + +typedef tBTA_HH_CONN tBTA_HH_DEV_INFO; + +/* callback event data */ +typedef struct +{ + tBTA_HH_STATUS status; /* operation status */ + UINT8 handle; /* device handle */ +} tBTA_HH_CBDATA; + +enum +{ + BTA_HH_MOD_CTRL_KEY, + BTA_HH_MOD_SHFT_KEY, + BTA_HH_MOD_ALT_KEY, + BTA_HH_MOD_GUI_KEY, + BTA_HH_MOD_MAX_KEY +}; + +/* parsed boot mode keyboard report */ +typedef struct +{ + UINT8 this_char[6]; /* virtual key code */ + BOOLEAN mod_key[BTA_HH_MOD_MAX_KEY]; + /* ctrl, shift, Alt, GUI */ + /* modifier key: is Shift key pressed */ + /* modifier key: is Ctrl key pressed */ + /* modifier key: is Alt key pressed */ + /* modifier key: GUI up/down */ + BOOLEAN caps_lock; /* is caps locked */ + BOOLEAN num_lock; /* is Num key pressed */ +} tBTA_HH_KEYBD_RPT; + +/* parsed boot mode mouse report */ +typedef struct +{ + UINT8 mouse_button; /* mouse button is clicked */ + INT8 delta_x; /* displacement x */ + INT8 delta_y; /* displacement y */ +}tBTA_HH_MICE_RPT; + +/* parsed Boot report */ +typedef struct +{ + tBTA_HH_BOOT_RPT_ID dev_type; /* type of device report */ + union + { + tBTA_HH_KEYBD_RPT keybd_rpt; /* keyboard report */ + tBTA_HH_MICE_RPT mice_rpt; /* mouse report */ + } data_rpt; +} tBTA_HH_BOOT_RPT; + +/* handshake data */ +typedef struct +{ + tBTA_HH_STATUS status; /* handshake status */ + UINT8 handle; /* device handle */ + union + { + tBTA_HH_PROTO_MODE proto_mode; /* GET_PROTO_EVT :protocol mode */ + BT_HDR *p_rpt_data; /* GET_RPT_EVT : report data */ + UINT8 idle_rate; /* GET_IDLE_EVT : idle rate */ + } rsp_data; + +}tBTA_HH_HSDATA; + +/* union of data associated with HD callback */ +typedef union +{ + tBTA_HH_DEV_INFO dev_info; /* BTA_HH_ADD_DEV_EVT, BTA_HH_RMV_DEV_EVT */ + tBTA_HH_CONN conn; /* BTA_HH_OPEN_EVT */ + tBTA_HH_CBDATA dev_status; /* BTA_HH_CLOSE_EVT, + BTA_HH_SET_PROTO_EVT + BTA_HH_SET_RPT_EVT + BTA_HH_SET_IDLE_EVT */ + + tBTA_HH_STATUS status; /* BTA_HH_ENABLE_EVT */ + tBTA_HH_DEV_DSCP_INFO dscp_info; /* BTA_HH_GET_DSCP_EVT */ + tBTA_HH_HSDATA hs_data; /* GET_ transaction callback + BTA_HH_GET_RPT_EVT + BTA_HH_GET_PROTO_EVT + BTA_HH_GET_IDLE_EVT */ +} tBTA_HH; + +/* BTA HH callback function */ +typedef void (tBTA_HH_CBACK) (tBTA_HH_EVT event, tBTA_HH *p_data); + + +/***************************************************************************** +** External Function Declarations +*****************************************************************************/ +#ifdef __cplusplus +extern "C" +{ +#endif + +/******************************************************************************* +** +** Function BTA_HhRegister +** +** Description This function enable HID host and registers HID-Host with +** lower layers. +** +** Returns void +** +*******************************************************************************/ +BTA_API extern void BTA_HhEnable(tBTA_SEC sec_mask, BOOLEAN ucd_enabled, tBTA_HH_CBACK *p_cback); + +/******************************************************************************* +** +** Function BTA_HhDeregister +** +** Description This function is called when the host is about power down. +** +** Returns void +** +*******************************************************************************/ +BTA_API extern void BTA_HhDisable(void); + +/******************************************************************************* +** +** Function BTA_HhOpen +** +** Description This function is called to start an inquiry and read SDP +** record of responding devices; connect to a device if only +** one active HID device is found. +** +** Returns void +** +*******************************************************************************/ +BTA_API extern void BTA_HhOpen (BD_ADDR dev_bda, tBTA_HH_PROTO_MODE mode, + tBTA_SEC sec_mask); + +/******************************************************************************* +** +** Function BTA_HhClose +** +** Description This function disconnects the device. +** +** Returns void +** +*******************************************************************************/ +BTA_API extern void BTA_HhClose(UINT8 dev_handle); + +/******************************************************************************* +** +** Function BTA_HhSetProtoMode +** +** Description This function set the protocol mode at specified HID handle +** +** Returns void +** +*******************************************************************************/ +BTA_API extern void BTA_HhSetProtoMode(UINT8 handle, tBTA_HH_PROTO_MODE t_type); + +/******************************************************************************* +** +** Function BTA_HhGetProtoMode +** +** Description This function get the protocol mode of a specified HID device. +** +** Returns void +** +*******************************************************************************/ +BTA_API extern void BTA_HhGetProtoMode(UINT8 dev_handle); +/******************************************************************************* +** +** Function BTA_HhSetReport +** +** Description send SET_REPORT to device. +** +** Returns void +** +*******************************************************************************/ +BTA_API extern void BTA_HhSetReport(UINT8 dev_handle, tBTA_HH_RPT_TYPE r_type, + BT_HDR *p_data); + +/******************************************************************************* +** +** Function BTA_HhGetReport +** +** Description Send a GET_REPORT to HID device. +** +** Returns void +** +*******************************************************************************/ +BTA_API extern void BTA_HhGetReport(UINT8 dev_handle, tBTA_HH_RPT_TYPE r_type, + UINT8 rpt_id, UINT16 buf_size); +/******************************************************************************* +** +** Function BTA_HhSendCtrl +** +** Description Send HID_CONTROL request to a HID device. +** +** Returns void +** +*******************************************************************************/ +BTA_API extern void BTA_HhSendCtrl(UINT8 dev_handle, + tBTA_HH_TRANS_CTRL_TYPE c_type); + +/******************************************************************************* +** +** Function BTA_HhSetIdle +** +** Description send SET_IDLE to device. +** +** Returns void +** +*******************************************************************************/ +BTA_API extern void BTA_HhSetIdle(UINT8 dev_handle, UINT16 idle_rate); + + +/******************************************************************************* +** +** Function BTA_HhGetIdle +** +** Description Send a GET_IDLE from HID device. +** +** Returns void +** +*******************************************************************************/ +BTA_API extern void BTA_HhGetIdle(UINT8 dev_handle); + +/******************************************************************************* +** +** Function BTA_HhSendData +** +** Description Send DATA transaction to a HID device. +** +** Returns void +** +*******************************************************************************/ +BTA_API extern void BTA_HhSendData(UINT8 dev_handle, BD_ADDR dev_bda, BT_HDR *p_buf); + +/******************************************************************************* +** +** Function BTA_HhGetDscpInfo +** +** Description Get report descriptor of the device +** +** Returns void +** +*******************************************************************************/ +BTA_API extern void BTA_HhGetDscpInfo(UINT8 dev_handle); + +/******************************************************************************* +** +** Function BTA_HhAddDev +** +** Description Add a virtually cabled device into HID-Host device list +** to manage and assign a device handle for future API call, +** host applciation call this API at start-up to initialize its +** virtually cabled devices. +** +** Returns void +** +*******************************************************************************/ +BTA_API extern void BTA_HhAddDev(BD_ADDR bda, tBTA_HH_ATTR_MASK attr_mask, + UINT8 sub_class, UINT8 app_id, + tBTA_HH_DEV_DSCP_INFO dscp_info); +/******************************************************************************* +** +** Function BTA_HhRemoveDev +** +** Description Remove a device from the HID host devices list. +** +** Returns void +** +*******************************************************************************/ +BTA_API extern void BTA_HhRemoveDev(UINT8 dev_handle ); +/******************************************************************************* +** +** Parsing Utility Functions +** +*******************************************************************************/ +/******************************************************************************* +** +** Function BTA_HhParseBootRpt +** +** Description This utility function parse a boot mode report. +** +** Returns void +** +*******************************************************************************/ +BTA_API extern void BTA_HhParseBootRpt(tBTA_HH_BOOT_RPT *p_data, UINT8 *p_report, + UINT16 report_len); + +#ifdef __cplusplus +} +#endif + +#endif /* BTA_HH_API_H */ |