mirror of
https://github.com/STMicroelectronics/stm32-mw-usb-device.git
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Release v2.9.0
This commit is contained in:
slimih
347
Class/MTP/Src/usbd_mtp_if_template.c
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347
Class/MTP/Src/usbd_mtp_if_template.c
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/**
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******************************************************************************
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* @file usbd_mtp_if.c
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* @author MCD Application Team
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* @brief Source file for USBD MTP file list_files.
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******************************************************************************
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* @attention
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*
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* Copyright (c) 2021 STMicroelectronics.
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* All rights reserved.
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*
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* This software is licensed under terms that can be found in the LICENSE file
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* in the root directory of this software component.
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* If no LICENSE file comes with this software, it is provided AS-IS.
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*
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******************************************************************************
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*/
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/* Includes ------------------------------------------------------------------*/
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#include "usbd_mtp_if_template.h"
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/* Private typedef -----------------------------------------------------------*/
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/* Private variables ---------------------------------------------------------*/
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/*
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static FILE MyFile;
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static FATFS SDFatFs;
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static char SDPath[4];
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static FolderLevel Fold_Lvl;
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static FOLD_INFTypeDef FoldStruct;
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static FILE_INFTypeDef FileStruct;
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static SD_Object_TypeDef sd_object;
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*/
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extern USBD_HandleTypeDef USBD_Device;
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uint32_t idx[200];
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uint32_t parent;
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/* static char path[255]; */
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uint32_t sc_buff[MTP_IF_SCRATCH_BUFF_SZE / 4U];
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uint32_t sc_len = 0U;
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uint32_t pckt_cnt = 1U;
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uint32_t foldsize;
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/* Private define ------------------------------------------------------------*/
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/* Private macro -------------------------------------------------------------*/
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/* Private function prototypes -----------------------------------------------*/
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static uint8_t USBD_MTP_Itf_Init(void);
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static uint8_t USBD_MTP_Itf_DeInit(void);
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static uint32_t USBD_MTP_Itf_ReadData(uint32_t Param1, uint8_t *buff, MTP_DataLengthTypeDef *data_length);
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static uint16_t USBD_MTP_Itf_Create_NewObject(MTP_ObjectInfoTypeDef ObjectInfo, uint32_t objhandle);
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static uint32_t USBD_MTP_Itf_GetIdx(uint32_t Param3, uint32_t *obj_handle);
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static uint32_t USBD_MTP_Itf_GetParentObject(uint32_t Param);
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static uint16_t USBD_MTP_Itf_GetObjectFormat(uint32_t Param);
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static uint8_t USBD_MTP_Itf_GetObjectName_len(uint32_t Param);
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static void USBD_MTP_Itf_GetObjectName(uint32_t Param, uint8_t obj_len, uint16_t *buf);
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static uint32_t USBD_MTP_Itf_GetObjectSize(uint32_t Param);
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static uint64_t USBD_MTP_Itf_GetMaxCapability(void);
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static uint64_t USBD_MTP_Itf_GetFreeSpaceInBytes(void);
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static uint32_t USBD_MTP_Itf_GetNewIndex(uint16_t objformat);
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static void USBD_MTP_Itf_WriteData(uint16_t len, uint8_t *buff);
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static uint32_t USBD_MTP_Itf_GetContainerLength(uint32_t Param1);
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static uint16_t USBD_MTP_Itf_DeleteObject(uint32_t Param1);
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static void USBD_MTP_Itf_Cancel(uint32_t Phase);
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/* static uint32_t USBD_MTP_Get_idx_to_delete(uint32_t Param, uint8_t *tab); */
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USBD_MTP_ItfTypeDef USBD_MTP_fops =
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{
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USBD_MTP_Itf_Init,
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USBD_MTP_Itf_DeInit,
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USBD_MTP_Itf_ReadData,
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USBD_MTP_Itf_Create_NewObject,
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USBD_MTP_Itf_GetIdx,
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USBD_MTP_Itf_GetParentObject,
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USBD_MTP_Itf_GetObjectFormat,
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USBD_MTP_Itf_GetObjectName_len,
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USBD_MTP_Itf_GetObjectName,
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USBD_MTP_Itf_GetObjectSize,
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USBD_MTP_Itf_GetMaxCapability,
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USBD_MTP_Itf_GetFreeSpaceInBytes,
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USBD_MTP_Itf_GetNewIndex,
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USBD_MTP_Itf_WriteData,
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USBD_MTP_Itf_GetContainerLength,
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USBD_MTP_Itf_DeleteObject,
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USBD_MTP_Itf_Cancel,
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sc_buff,
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MTP_IF_SCRATCH_BUFF_SZE,
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};
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/* Private functions ---------------------------------------------------------*/
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/**
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* @brief USBD_MTP_Itf_Init
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* Initialize the file system Layer
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* @param None
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* @retval status value
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*/
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static uint8_t USBD_MTP_Itf_Init(void)
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{
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return 0;
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}
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/**
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* @brief USBD_MTP_Itf_DeInit
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* Uninitialize the file system Layer
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* @param None
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* @retval status value
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*/
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static uint8_t USBD_MTP_Itf_DeInit(void)
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{
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return 0;
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}
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/**
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* @brief USBD_MTP_Itf_GetIdx
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* Get all object handle
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* @param Param3: current object handle
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* @param obj_handle: all objects handle (subfolders/files) in current object
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* @retval number of object handle in current object
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*/
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static uint32_t USBD_MTP_Itf_GetIdx(uint32_t Param3, uint32_t *obj_handle)
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{
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uint32_t count = 0U;
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UNUSED(Param3);
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UNUSED(obj_handle);
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return count;
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}
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/**
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* @brief USBD_MTP_Itf_GetParentObject
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* Get parent object
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* @param Param: object handle (object index)
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* @retval parent object
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*/
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static uint32_t USBD_MTP_Itf_GetParentObject(uint32_t Param)
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{
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uint32_t parentobj = 0U;
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UNUSED(Param);
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return parentobj;
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}
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/**
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* @brief USBD_MTP_Itf_GetObjectFormat
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* Get object format
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* @param Param: object handle (object index)
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* @retval object format
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*/
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static uint16_t USBD_MTP_Itf_GetObjectFormat(uint32_t Param)
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{
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uint16_t objformat = 0U;
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UNUSED(Param);
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return objformat;
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}
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/**
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* @brief USBD_MTP_Itf_GetObjectName_len
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* Get object name length
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* @param Param: object handle (object index)
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* @retval object name length
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*/
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static uint8_t USBD_MTP_Itf_GetObjectName_len(uint32_t Param)
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{
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uint8_t obj_len = 0U;
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UNUSED(Param);
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return obj_len;
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}
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/**
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* @brief USBD_MTP_Itf_GetObjectName
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* Get object name
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* @param Param: object handle (object index)
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* @param obj_len: length of object name
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* @param buf: pointer to object name
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* @retval object size in SD card
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*/
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static void USBD_MTP_Itf_GetObjectName(uint32_t Param, uint8_t obj_len, uint16_t *buf)
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{
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UNUSED(Param);
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UNUSED(obj_len);
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UNUSED(buf);
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return;
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}
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/**
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* @brief USBD_MTP_Itf_GetObjectSize
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* Get size of current object
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* @param Param: object handle (object index)
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* @retval object size in SD card
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*/
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static uint32_t USBD_MTP_Itf_GetObjectSize(uint32_t Param)
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{
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uint32_t ObjCompSize = 0U;
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UNUSED(Param);
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return ObjCompSize;
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}
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/**
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* @brief USBD_MTP_Itf_Create_NewObject
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* Create new object in SD card and store necessary information for future use
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* @param ObjectInfo: object information to use
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* @param objhandle: object handle (object index)
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* @retval None
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*/
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static uint16_t USBD_MTP_Itf_Create_NewObject(MTP_ObjectInfoTypeDef ObjectInfo, uint32_t objhandle)
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{
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uint16_t rep_code = 0U;
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UNUSED(ObjectInfo);
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UNUSED(objhandle);
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return rep_code;
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}
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/**
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* @brief USBD_MTP_Itf_GetMaxCapability
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* Get max capability in SD card
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* @param None
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* @retval max capability
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*/
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static uint64_t USBD_MTP_Itf_GetMaxCapability(void)
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{
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uint64_t max_cap = 0U;
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return max_cap;
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}
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/**
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* @brief USBD_MTP_Itf_GetFreeSpaceInBytes
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* Get free space in bytes in SD card
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* @param None
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* @retval free space in bytes
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*/
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static uint64_t USBD_MTP_Itf_GetFreeSpaceInBytes(void)
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{
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uint64_t f_space_inbytes = 0U;
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return f_space_inbytes;
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}
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/**
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* @brief USBD_MTP_Itf_GetNewIndex
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* Create new object handle
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* @param objformat: object format
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* @retval object handle
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*/
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static uint32_t USBD_MTP_Itf_GetNewIndex(uint16_t objformat)
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{
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uint32_t n_index = 0U;
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UNUSED(objformat);
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return n_index;
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}
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/**
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* @brief USBD_MTP_Itf_WriteData
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* Write file data to SD card
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* @param len: size of data to write
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* @param buff: data to write in SD card
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* @retval None
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*/
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static void USBD_MTP_Itf_WriteData(uint16_t len, uint8_t *buff)
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{
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UNUSED(len);
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UNUSED(buff);
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return;
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}
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/**
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* @brief USBD_MTP_Itf_GetContainerLength
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* Get length of generic container
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* @param Param1: object handle
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* @retval length of generic container
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*/
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static uint32_t USBD_MTP_Itf_GetContainerLength(uint32_t Param1)
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{
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uint32_t length = 0U;
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UNUSED(Param1);
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return length;
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}
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/**
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* @brief USBD_MTP_Itf_DeleteObject
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* delete object from SD card
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* @param Param1: object handle (file/folder index)
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* @retval response code
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*/
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static uint16_t USBD_MTP_Itf_DeleteObject(uint32_t Param1)
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{
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uint16_t rep_code = 0U;
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UNUSED(Param1);
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return rep_code;
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}
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/**
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* @brief USBD_MTP_Get_idx_to_delete
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* Get all files/foldres index to delete with descending order ( max depth)
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* @param Param: object handle (file/folder index)
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* @param tab: pointer to list of files/folders to delete
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* @retval Number of files/folders to delete
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*/
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/* static uint32_t USBD_MTP_Get_idx_to_delete(uint32_t Param, uint8_t *tab)
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{
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uint32_t cnt = 0U;
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return cnt;
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}
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*/
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/**
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* @brief USBD_MTP_Itf_ReadData
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* Read data from SD card
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* @param Param1: object handle
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* @param buff: pointer to data to be read
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* @param temp_length: current data size read
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* @retval necessary information for next read/finish reading
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*/
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static uint32_t USBD_MTP_Itf_ReadData(uint32_t Param1, uint8_t *buff, MTP_DataLengthTypeDef *data_length)
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{
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UNUSED(Param1);
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UNUSED(buff);
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UNUSED(data_length);
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return 0U;
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}
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/**
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* @brief USBD_MTP_Itf_Cancel
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* Close opened folder/file while cancelling transaction
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* @param MTP_ResponsePhase: MTP current state
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* @retval None
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*/
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static void USBD_MTP_Itf_Cancel(uint32_t Phase)
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{
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UNUSED(Phase);
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/* Make sure to close open file while canceling transaction */
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return;
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}
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