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gex-core/vfs/vfs_manager.h

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/**
* @file vfs_manager.h
* @brief Methods that build and manipulate a virtual file system
*
* DAPLink Interface Firmware
* Copyright (c) 2009-2016, ARM Limited, All Rights Reserved
* SPDX-License-Identifier: Apache-2.0
*
* 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 VFS_MANAGER_USER_H
#define VFS_MANAGER_USER_H
#include "platform.h"
#include "virtual_fs.h"
#ifdef __cplusplus
extern "C" {
#endif
extern bool vfs_is_windows;
/* Callable from anywhere */
// Enable or disable the virtual filesystem
void vfs_mngr_fs_enable(bool enabled);
// Remount the virtual filesystem
void vfs_mngr_fs_remount(bool force_full);
/* Callable only from the thread running the virtual fs */
// Initialize the VFS manager
// Must be called after USB has been initialized (usbd_init())
// Notes: Must only be called from the thread runnning USB
void vfs_mngr_init(bool enabled);
// Run the vfs manager state machine
// Notes: Must only be called from the thread runnning USB
void vfs_mngr_periodic(uint32_t elapsed_ms);
// Return the status of the last transfer or E_SUCCESS
// if none have been performed yet
error_t vfs_mngr_get_transfer_status(void);
/* Use functions */
// Build the filesystem by calling vfs_init and then adding files with vfs_create_file
void vfs_user_build_filesystem(void);
// Called when a file on the filesystem changes
void vfs_user_file_change_handler(const vfs_filename_t filename, vfs_file_change_t change, vfs_file_t file, vfs_file_t new_file_data);
// Called when VFS is disconnecting
void vfs_user_disconnecting(void);
// --- interface ---
void vfs_if_usbd_msc_init(void);
void vfs_if_usbd_msc_read_sect(uint32_t sector, uint8_t *buf, uint32_t num_of_sectors);
void vfs_if_usbd_msc_write_sect(uint32_t sector, uint8_t *buf, uint32_t num_of_sectors);
typedef struct {
uint32_t MemorySize;
uint16_t BlockSize;
uint32_t BlockGroup; // LUN?
uint32_t BlockCount;
// uint8_t *BlockBuf; // apparently unused :thaenkin:
bool MediaReady;
bool MediaChanged;
} vfs_info_t;
extern volatile vfs_info_t vfs_info;
#ifdef __cplusplus
}
#endif
#endif// VFS_MANAGER_USER_H