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/**************************************************************************/
/*!
@file hid_host.h
@author hathach (tinyusb.org)
@section LICENSE
Software License Agreement (BSD License)
Copyright (c) 2013, hathach (tinyusb.org)
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
3. Neither the name of the copyright holders nor the
names of its contributors may be used to endorse or promote products
derived from this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY
EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE FOR ANY
DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION HOWEVER CAUSED AND
ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
INCLUDING NEGLIGENCE OR OTHERWISE ARISING IN ANY WAY OUT OF THE USE OF THIS
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
This file is part of the tinyusb stack.
*/
/**************************************************************************/
/** \addtogroup ClassDriver_HID
* @{ */
#ifndef _TUSB_HID_HOST_H_
#define _TUSB_HID_HOST_H_
#include "common/common.h"
#include "host/usbh.h"
#include "hid.h"
#ifdef __cplusplus
extern "C" {
#endif
//--------------------------------------------------------------------+
// KEYBOARD Application API
//--------------------------------------------------------------------+
/** \addtogroup ClassDriver_HID_Keyboard Keyboard
* @{ */
/** \defgroup Keyboard_Host Host
* The interface API includes status checking function, data transferring function and callback functions
* @{ */
extern uint8_t const hid_keycode_to_ascii_tbl[2][128]; // TODO used weak attr if build failed without KEYBOARD enabled
/** \brief Check if device supports Keyboard interface or not
* \param[in] dev_addr device address
* \retval true if device supports Keyboard interface
* \retval false if device does not support Keyboard interface or is not mounted
*/
bool tuh_hid_keyboard_is_mounted(uint8_t dev_addr) ATTR_PURE ATTR_WARN_UNUSED_RESULT;
/** \brief Check if the interface is currently busy or not
* \param[in] dev_addr device address
* \retval true if the interface is busy meaning the stack is still transferring/waiting data from/to device
* \retval false if the interface is not busy meaning the stack successfully transferred data from/to device
* \note This function is primarily used for polling/waiting result after \ref tuh_hid_keyboard_get_report.
* Alternatively, asynchronous event API can be used
*/
bool tuh_hid_keyboard_is_busy(uint8_t dev_addr) ATTR_PURE ATTR_WARN_UNUSED_RESULT;
/** \brief Perform a get report from Keyboard interface
* \param[in] dev_addr device address
* \param[in,out] p_report address that is used to store data from device. Must be accessible by usb controller (see \ref TUSB_CFG_ATTR_USBRAM)
* \returns \ref tusb_error_t type to indicate success or error condition.
* \retval TUSB_ERROR_NONE on success
* \retval TUSB_ERROR_INTERFACE_IS_BUSY if the interface is already transferring data with device
* \retval TUSB_ERROR_DEVICE_NOT_READY if device is not yet configured (by SET CONFIGURED request)
* \retval TUSB_ERROR_INVALID_PARA if input parameters are not correct
* \note This function is non-blocking and returns immediately. The result of usb transfer will be reported by the interface's callback function
*/
tusb_error_t tuh_hid_keyboard_get_report(uint8_t dev_addr, void * p_report) /*ATTR_WARN_UNUSED_RESULT*/;
//------------- Application Callback -------------//
/** \brief Callback function that is invoked when an transferring event occurred
* \param[in] dev_addr Address of device
* \param[in] event an value from \ref tusb_event_t
* \note event can be one of following
* - TUSB_EVENT_XFER_COMPLETE : previously scheduled transfer completes successfully.
* - TUSB_EVENT_XFER_ERROR : previously scheduled transfer encountered a transaction error.
* - TUSB_EVENT_XFER_STALLED : previously scheduled transfer is stalled by device.
* \note Application should schedule the next report by calling \ref tuh_hid_keyboard_get_report within this callback
*/
void tuh_hid_keyboard_isr(uint8_t dev_addr, tusb_event_t event);
/** \brief Callback function that will be invoked when a device with Keyboard interface is mounted
* \param[in] dev_addr Address of newly mounted device
* \note This callback should be used by Application to set-up interface-related data
*/
void tuh_hid_keyboard_mounted_cb(uint8_t dev_addr);
/** \brief Callback function that will be invoked when a device with Keyboard interface is unmounted
* \param[in] dev_addr Address of newly unmounted device
* \note This callback should be used by Application to tear-down interface-related data
*/
void tuh_hid_keyboard_unmounted_cb(uint8_t dev_addr);
/** @} */ // Keyboard_Host
/** @} */ // ClassDriver_HID_Keyboard
//--------------------------------------------------------------------+
// MOUSE Application API
//--------------------------------------------------------------------+
/** \addtogroup ClassDriver_HID_Mouse Mouse
* @{ */
/** \defgroup Mouse_Host Host
* The interface API includes status checking function, data transferring function and callback functions
* @{ */
/** \brief Check if device supports Mouse interface or not
* \param[in] dev_addr device address
* \retval true if device supports Mouse interface
* \retval false if device does not support Mouse interface or is not mounted
*/
bool tuh_hid_mouse_is_mounted(uint8_t dev_addr) ATTR_PURE ATTR_WARN_UNUSED_RESULT;
/** \brief Check if the interface is currently busy or not
* \param[in] dev_addr device address
* \retval true if the interface is busy meaning the stack is still transferring/waiting data from/to device
* \retval false if the interface is not busy meaning the stack successfully transferred data from/to device
* \note This function is primarily used for polling/waiting result after \ref tuh_hid_mouse_get_report.
* Alternatively, asynchronous event API can be used
*/
bool tuh_hid_mouse_is_busy(uint8_t dev_addr) ATTR_PURE ATTR_WARN_UNUSED_RESULT;
/** \brief Perform a get report from Mouse interface
* \param[in] dev_addr device address
* \param[in,out] p_report address that is used to store data from device. Must be accessible by usb controller (see \ref TUSB_CFG_ATTR_USBRAM)
* \returns \ref tusb_error_t type to indicate success or error condition.
* \retval TUSB_ERROR_NONE on success
* \retval TUSB_ERROR_INTERFACE_IS_BUSY if the interface is already transferring data with device
* \retval TUSB_ERROR_DEVICE_NOT_READY if device is not yet configured (by SET CONFIGURED request)
* \retval TUSB_ERROR_INVALID_PARA if input parameters are not correct
* \note This function is non-blocking and returns immediately. The result of usb transfer will be reported by the interface's callback function
*/
tusb_error_t tuh_hid_mouse_get_report(uint8_t dev_addr, void* p_report) /*ATTR_WARN_UNUSED_RESULT*/;
//------------- Application Callback -------------//
/** \brief Callback function that is invoked when an transferring event occurred
* \param[in] dev_addr Address of device
* \param[in] event an value from \ref tusb_event_t
* \note event can be one of following
* - TUSB_EVENT_XFER_COMPLETE : previously scheduled transfer completes successfully.
* - TUSB_EVENT_XFER_ERROR : previously scheduled transfer encountered a transaction error.
* - TUSB_EVENT_XFER_STALLED : previously scheduled transfer is stalled by device.
* \note Application should schedule the next report by calling \ref tuh_hid_mouse_get_report within this callback
*/
void tuh_hid_mouse_isr(uint8_t dev_addr, tusb_event_t event);
/** \brief Callback function that will be invoked when a device with Mouse interface is mounted
* \param[in] dev_addr Address of newly mounted device
* \note This callback should be used by Application to set-up interface-related data
*/
void tuh_hid_mouse_mounted_cb(uint8_t dev_addr);
/** \brief Callback function that will be invoked when a device with Mouse interface is unmounted
* \param[in] dev_addr Address of newly unmounted device
* \note This callback should be used by Application to tear-down interface-related data
*/
void tuh_hid_mouse_unmounted_cb(uint8_t dev_addr);
/** @} */ // Mouse_Host
/** @} */ // ClassDriver_HID_Mouse
//--------------------------------------------------------------------+
// GENERIC Application API
//--------------------------------------------------------------------+
/** \addtogroup ClassDriver_HID_Generic Generic (not supported yet)
* @{ */
/** \defgroup Generic_Host Host
* The interface API includes status checking function, data transferring function and callback functions
* @{ */
bool tuh_hid_generic_is_mounted(uint8_t dev_addr) ATTR_PURE ATTR_WARN_UNUSED_RESULT;
tusb_error_t tuh_hid_generic_get_report(uint8_t dev_addr, void* p_report, bool int_on_complete) ATTR_WARN_UNUSED_RESULT;
tusb_error_t tuh_hid_generic_set_report(uint8_t dev_addr, void* p_report, bool int_on_complete) ATTR_WARN_UNUSED_RESULT;
tusb_interface_status_t tuh_hid_generic_get_status(uint8_t dev_addr) ATTR_WARN_UNUSED_RESULT;
tusb_interface_status_t tuh_hid_generic_set_status(uint8_t dev_addr) ATTR_WARN_UNUSED_RESULT;
//------------- Application Callback -------------//
void tuh_hid_generic_isr(uint8_t dev_addr, tusb_event_t event);
/** @} */ // Generic_Host
/** @} */ // ClassDriver_HID_Generic
//--------------------------------------------------------------------+
// USBH-CLASS DRIVER API
//--------------------------------------------------------------------+
#ifdef _TINY_USB_SOURCE_FILE_
typedef struct {
pipe_handle_t pipe_hdl;
uint16_t report_size;
uint8_t interface_number;
}hidh_interface_info_t;
void hidh_init(void);
tusb_error_t hidh_open_subtask(uint8_t dev_addr, tusb_descriptor_interface_t const *p_interface_desc, uint16_t *p_length) ATTR_WARN_UNUSED_RESULT;
void hidh_isr(pipe_handle_t pipe_hdl, tusb_event_t event, uint32_t xferred_bytes);
void hidh_close(uint8_t dev_addr);
#endif
#ifdef __cplusplus
}
#endif
#endif /* _TUSB_HID_HOST_H_ */
/** @} */ // ClassDriver_HID
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