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PL286/system/bt/stack/include/hidh_api.h

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/******************************************************************************
*
* 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 HIDH_API_H
#define HIDH_API_H
#include "hiddefs.h"
#include "sdp_api.h"
/*****************************************************************************
* Constants
****************************************************************************/
enum {
HID_SDP_NO_SERV_UUID = (SDP_ILLEGAL_PARAMETER + 1),
HID_SDP_MANDATORY_MISSING
};
/* Attributes mask values to be used in HID_HostAddDev API */
#define HID_VIRTUAL_CABLE 0x0001
#define HID_NORMALLY_CONNECTABLE 0x0002
#define HID_RECONN_INIT 0x0004
#define HID_SDP_DISABLE 0x0008
#define HID_BATTERY_POWER 0x0010
#define HID_REMOTE_WAKE 0x0020
#define HID_SUP_TOUT_AVLBL 0x0040
#define HID_SSR_MAX_LATENCY 0x0080
#define HID_SSR_MIN_TOUT 0x0100
#define HID_SEC_REQUIRED 0x8000
#define HID_ATTR_MASK_IGNORE 0
/*****************************************************************************
* Type Definitions
****************************************************************************/
typedef void(tHID_HOST_SDP_CALLBACK)(uint16_t result, uint16_t attr_mask,
tHID_DEV_SDP_INFO* sdp_rec);
/* HID-HOST returns the events in the following table to the application via
* tHID_HOST_DEV_CALLBACK
* HID_HDEV_EVT_OPEN Connected to device with Interrupt and Control Channels
* in OPEN state.
* Data = NA
* HID_HDEV_EVT_CLOSE Connection with device is closed. Data = reason code.
* HID_HDEV_EVT_RETRYING Lost connection is being re-connected.
* Data = Retrial number
* HID_HDEV_EVT_IN_REPORT Device sent an input report Data = Report Type
* pdata = pointer to
* BT_HDR
* (GKI buffer with report
* data.)
* HID_HDEV_EVT_HANDSHAKE Device sent SET_REPORT Data = Result-code
* pdata = NA.
* HID_HDEV_EVT_VC_UNPLUG Device sent Virtual Unplug Data = NA. pdata = NA.
*/
enum {
HID_HDEV_EVT_OPEN,
HID_HDEV_EVT_CLOSE,
HID_HDEV_EVT_RETRYING,
HID_HDEV_EVT_INTR_DATA,
HID_HDEV_EVT_INTR_DATC,
HID_HDEV_EVT_CTRL_DATA,
HID_HDEV_EVT_CTRL_DATC,
HID_HDEV_EVT_HANDSHAKE,
HID_HDEV_EVT_VC_UNPLUG
};
typedef void(tHID_HOST_DEV_CALLBACK)(
uint8_t dev_handle, const RawAddress& addr,
uint8_t event, /* Event from HID-DEVICE. */
uint32_t data, /* Integer data corresponding to the event.*/
BT_HDR* p_buf); /* Pointer data corresponding to the event. */
/*****************************************************************************
* External Function Declarations
****************************************************************************/
/*******************************************************************************
*
* Function HID_HostGetSDPRecord
*
* Description This function reads the device SDP record.
*
* Returns tHID_STATUS
*
******************************************************************************/
extern tHID_STATUS HID_HostGetSDPRecord(const RawAddress& addr,
tSDP_DISCOVERY_DB* p_db,
uint32_t db_len,
tHID_HOST_SDP_CALLBACK* sdp_cback);
/*******************************************************************************
*
* Function HID_HostRegister
*
* Description This function registers HID-Host with lower layers.
*
* Returns tHID_STATUS
*
******************************************************************************/
extern tHID_STATUS HID_HostRegister(tHID_HOST_DEV_CALLBACK* dev_cback);
/*******************************************************************************
*
* Function HID_HostDeregister
*
* Description This function is called when the host is about power down.
*
* Returns tHID_STATUS
*
******************************************************************************/
extern tHID_STATUS HID_HostDeregister(void);
/*******************************************************************************
*
* Function HID_HostAddDev
*
* Description This is called so HID-host may manage this device.
*
* Returns tHID_STATUS
*
******************************************************************************/
extern tHID_STATUS HID_HostAddDev(const RawAddress& addr, uint16_t attr_mask,
uint8_t* handle);
/*******************************************************************************
*
* Function HID_HostRemoveDev
*
* Description Removes the device from the list of devices that the host
* has to manage.
*
* Returns tHID_STATUS
*
******************************************************************************/
extern tHID_STATUS HID_HostRemoveDev(uint8_t dev_handle);
/*******************************************************************************
*
* Function HID_HostOpenDev
*
* Description This function is called when the user wants to initiate a
* connection attempt to a device.
*
* Returns void
*
******************************************************************************/
extern tHID_STATUS HID_HostOpenDev(uint8_t dev_handle);
/*******************************************************************************
*
* Function HID_HostWriteDev
*
* Description This function is called when the host has a report to send.
*
* Returns void
*
******************************************************************************/
extern tHID_STATUS HID_HostWriteDev(uint8_t dev_handle, uint8_t t_type,
uint8_t param, uint16_t data,
uint8_t report_id, BT_HDR* pbuf);
/*******************************************************************************
*
* Function HID_HostCloseDev
*
* Description This function disconnects the device.
*
* Returns void
*
******************************************************************************/
extern tHID_STATUS HID_HostCloseDev(uint8_t dev_handle);
/*******************************************************************************
* Function HID_HostInit
*
* Description Initialize the control block and trace variable
*
* Returns void
******************************************************************************/
extern void HID_HostInit(void);
/*******************************************************************************
* Function HID_HostSetSecurityLevel
*
* Description This function sets the security level for the devices which
* are marked by application as requiring security
*
* Returns tHID_STATUS
******************************************************************************/
extern tHID_STATUS HID_HostSetSecurityLevel(const char serv_name[],
uint8_t sec_lvl);
/*******************************************************************************
*
* Function hid_known_hid_device
*
* Description This function checks if this device is of type HID Device
*
* Returns true if device exists else false
*
******************************************************************************/
bool hid_known_hid_device(const RawAddress& bd_addr);
/*******************************************************************************
*
* Function HID_HostSetTraceLevel
*
* Description Set the trace level for HID Host. If called with the value
* 0xFF, it simply reads the current trace level.
*
* Returns the new (current) trace level
*
******************************************************************************/
extern uint8_t HID_HostSetTraceLevel(uint8_t new_level);
#endif /* HIDH_API_H */