/**
  ******************************************************************************
  * @file    usbd_hid.h
  * @author  MCD Application Team
  * @version V2.4.2
  * @date    11-December-2015
  * @brief   Header file for the usbd_hid_core.c file.
  ******************************************************************************
  * @attention
  *
  * <h2><center>&copy; COPYRIGHT 2015 STMicroelectronics</center></h2>
  *
  * Licensed under MCD-ST Liberty SW License Agreement V2, (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.st.com/software_license_agreement_liberty_v2
  *
  * 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.
  *
  ******************************************************************************
  */

/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __USB_HID_H
#define __USB_HID_H

#ifdef __cplusplus
extern "C" {
#endif

/* Includes ------------------------------------------------------------------*/
#include  "usbd_ioreq.h"

/** @addtogroup STM32_USB_DEVICE_LIBRARY
  * @{
  */

/** @defgroup USBD_HID
  * @brief This file is the Header file for usbd_hid.c
  * @{
  */


/** @defgroup USBD_HID_Exported_Defines
  * @{
  */
#define HID_EPIN_ADDR                 0x81
// CHANGED
#define HID_EPIN_SIZE                 0x08

#define USB_HID_CONFIG_DESC_SIZ       34
#define USB_HID_DESC_SIZ              9
//#define HID_MOUSE_REPORT_DESC_SIZE    74
#define HID_KEYBD_REPORT_DESC_SIZE    63

#define HID_DESCRIPTOR_TYPE           0x21
#define HID_REPORT_DESC               0x22

#define HID_HS_BINTERVAL               0x07
#define HID_FS_BINTERVAL               0x0A
#define HID_POLLING_INTERVAL           0x0A

#define HID_REQ_SET_PROTOCOL          0x0B
#define HID_REQ_GET_PROTOCOL          0x03

#define HID_REQ_SET_IDLE              0x0A
#define HID_REQ_GET_IDLE              0x02

#define HID_REQ_SET_REPORT            0x09
#define HID_REQ_GET_REPORT            0x01
/**
  * @}
  */


/** @defgroup USBD_CORE_Exported_TypesDefinitions
  * @{
  */
typedef enum {
	HID_IDLE = 0,
	HID_BUSY,
} HID_StateTypeDef;


typedef struct {
	uint32_t Protocol;
	uint32_t IdleState;
	uint32_t AltSetting;
	HID_StateTypeDef state;
} USBD_HID_HandleTypeDef;
/**
  * @}
  */



/** @defgroup USBD_CORE_Exported_Macros
  * @{
  */

/**
  * @}
  */

/** @defgroup USBD_CORE_Exported_Variables
  * @{
  */

extern USBD_ClassTypeDef USBD_HID;
#define USBD_HID_CLASS   &USBD_HID
/**
  * @}
  */

/** @defgroup USB_CORE_Exported_Functions
  * @{
  */


/*- injected dox -*/
/**
  * @brief  USBD_HID_SendReport 
  *         Send HID Report
  * @param  pdev: device instance
  * @param  buff: pointer to report
  * @retval status
  */
uint8_t USBD_HID_SendReport(USBD_HandleTypeDef *pdev,
                            uint8_t *report,
                            uint16_t len);



/*- injected dox -*/
/**
  * @brief  USBD_HID_GetPollingInterval 
  *         return polling interval from endpoint descriptor
  * @param  pdev: device instance
  * @retval polling interval
  */
uint32_t USBD_HID_GetPollingInterval(USBD_HandleTypeDef *pdev);

/**
  * @}
  */

#ifdef __cplusplus
}
#endif

#endif  /* __USB_HID_H */
/**
  * @}
  */

/**
  * @}
  */

/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/