189 lines
6.0 KiB
C
189 lines
6.0 KiB
C
/*
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ChibiOS - Copyright (C) 2006,2007,2008,2009,2010,2011,2012,2013,2014,
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2015,2016,2017,2018,2019,2020,2021 Giovanni Di Sirio.
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This file is part of ChibiOS.
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ChibiOS is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation version 3 of the License.
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ChibiOS is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/**
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* @file vfs/drivers/drvfatfs.h
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* @brief FatFS VFS driver header.
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*
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* @addtogroup VFS_DRV_FATFS
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* @details Exposes FatFS as VFS files.
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* @{
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*/
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#ifndef DRVFATFS_H
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#define DRVFATFS_H
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#if (VFS_CFG_ENABLE_DRV_FATFS == TRUE) || defined(__DOXYGEN__)
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#include "ff.h"
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/*===========================================================================*/
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/* Module constants. */
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/*===========================================================================*/
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/*===========================================================================*/
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/* Module pre-compile time settings. */
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/*===========================================================================*/
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/*===========================================================================*/
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/* Derived constants and error checks. */
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/*===========================================================================*/
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/* Configuration options checks.*/
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#if !defined(DRV_CFG_FATFS_DIR_NODES_NUM)
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#error "DRV_CFG_FATFS_DIR_NODES_NUM not defined in vfsconf.h"
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#endif
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#if !defined(DRV_CFG_FATFS_FILE_NODES_NUM)
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#error "DRV_CFG_FATFS_FILE_NODES_NUM not defined in vfsconf.h"
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#endif
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#if DRV_CFG_FATFS_DIR_NODES_NUM < 1
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#error "invalid value for DRV_CFG_FATFS_DIR_NODES_NUM"
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#endif
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#if DRV_CFG_FATFS_FILE_NODES_NUM < 1
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#error "invalid value for DRV_CFG_FATFS_FILE_NODES_NUM"
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#endif
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/*===========================================================================*/
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/* Module data structures and types. */
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/*===========================================================================*/
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/**
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* @brief @p vfs_fatfs_dir_node_c specific methods.
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*/
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#define __vfs_fatfs_dir_node_methods \
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__vfs_directory_node_methods
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/**
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* @brief @p vfs_fatfs_dir_node_c specific data.
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*/
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#define __vfs_fatfs_dir_node_data \
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__vfs_directory_node_data \
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DIR dir;
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/**
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* @brief @p vfs_fatfs_dir_node_c virtual methods table.
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*/
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struct vfs_fatfs_dir_node_vmt {
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__vfs_fatfs_dir_node_methods
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};
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/**
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* @brief Type of a FatFS directory VFS node class.
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*/
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typedef struct vfs_fatfs_dir_node {
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/**
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* @brief Virtual Methods Table.
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*/
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const struct vfs_fatfs_dir_node_vmt *vmt;
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__vfs_fatfs_dir_node_data
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} vfs_fatfs_dir_node_c;
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/**
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* @brief @p vfs_fatfs_file_node_c specific methods.
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*/
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#define __vfs_fatfs_file_node_methods \
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__vfs_file_node_methods
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/**
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* @brief @p vfs_fatfs_file_node_c specific data.
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*/
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#define __vfs_fatfs_file_node_data \
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__vfs_file_node_data \
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FIL file; \
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BaseSequentialStream stream;
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/**
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* @brief @p vfs_fatfs_file_node_c virtual methods table.
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*/
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struct vfs_fatfs_file_node_vmt {
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__vfs_fatfs_file_node_methods
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};
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/**
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* @brief Type of a FatFS file VFS node class.
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*/
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typedef struct vfs_fatfs_file_node {
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/**
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* @brief Virtual Methods Table.
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*/
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const struct vfs_fatfs_file_node_vmt *vmt;
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__vfs_fatfs_file_node_data
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} vfs_fatfs_file_node_c;
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/**
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* @brief @p vfs_fatfs_driver_c specific methods.
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*/
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#define __vfs_fatfs_driver_methods \
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__vfs_driver_methods
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/**
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* @brief @p vfs_fatfs_driver_c specific data.
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*/
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#define __vfs_fatfs_driver_data \
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__vfs_driver_data
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/**
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* @brief @p vfs_fatfs_driver_c virtual methods table.
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*/
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struct vfs_fatfs_driver_vmt {
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__vfs_fatfs_driver_methods
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};
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/**
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* @brief Type of a VFS FatFS driver class.
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*/
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typedef struct vfs_fatfs_driver {
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/**
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* @brief Virtual Methods Table.
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*/
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const struct vfs_fatfs_driver_vmt *vmt;
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__vfs_fatfs_driver_data
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} vfs_fatfs_driver_c;
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/*===========================================================================*/
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/* Module macros. */
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/*===========================================================================*/
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/*===========================================================================*/
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/* External declarations. */
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/*===========================================================================*/
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#ifdef __cplusplus
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extern "C" {
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#endif
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void __drv_fatfs_init(void);
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vfs_driver_c *drvFatFSObjectInit(vfs_fatfs_driver_c *vffdp);
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msg_t drvFatFSMount(const char *name, bool mountnow);
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msg_t drvFatFSUnmount(const char *name);
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#ifdef __cplusplus
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}
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#endif
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/*===========================================================================*/
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/* Module inline functions. */
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/*===========================================================================*/
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#endif /* VFS_CFG_ENABLE_DRV_FATFS == TRUE */
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#endif /* DRVFATFS_H */
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/** @} */
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