ChibiOS/os/vfs/drivers/sfs/drvsfs.h

183 lines
5.4 KiB
C

/*
ChibiOS - Copyright (C) 2006,2007,2008,2009,2010,2011,2012,2013,2014,
2015,2016,2017,2018,2019,2020,2021 Giovanni Di Sirio.
This file is part of ChibiOS.
ChibiOS is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation version 3 of the License.
ChibiOS is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @file vfs/drivers/drvsfs.h
* @brief SimpleFS VFS driver header.
*
* @addtogroup VFS_DRV_SFS
* @details Simple FS for VFS.
* @{
*/
#ifndef DRVSFS_H
#define DRVSFS_H
#if (VFS_CFG_ENABLE_DRV_SFS == TRUE) || defined(__DOXYGEN__)
/*===========================================================================*/
/* Module constants. */
/*===========================================================================*/
/*===========================================================================*/
/* Module pre-compile time settings. */
/*===========================================================================*/
/*===========================================================================*/
/* Derived constants and error checks. */
/*===========================================================================*/
/* Configuration options checks.*/
#if !defined(DRV_CFG_SFS_DIR_NODES_NUM)
#error "DRV_CFG_SFS_DIR_NODES_NUM not defined in vfsconf.h"
#endif
#if !defined(DRV_CFG_SFS_FILE_NODES_NUM)
#error "DRV_CFG_SFS_FILE_NODES_NUM not defined in vfsconf.h"
#endif
#if DRV_CFG_SFS_DIR_NODES_NUM < 1
#error "invalid value for DRV_CFG_SFS_DIR_NODES_NUM"
#endif
#if DRV_CFG_SFS_FILE_NODES_NUM < 1
#error "invalid value for DRV_CFG_SFS_FILE_NODES_NUM"
#endif
/*===========================================================================*/
/* Module data structures and types. */
/*===========================================================================*/
/**
* @brief @p vfs_sfs_dir_node_c specific methods.
*/
#define __vfs_sfs_dir_node_methods \
__vfs_directory_node_methods
/**
* @brief @p vfs_sfs_dir_node_c specific data.
*/
#define __vfs_sfs_dir_node_data \
__vfs_directory_node_data
/**
* @brief @p vfs_sfs_dir_node_c virtual methods table.
*/
struct vfs_sfs_dir_node_vmt {
__vfs_sfs_dir_node_methods
};
/**
* @brief Type of a SimpleFS directory VFS node class.
*/
typedef struct vfs_sfs_dir_node {
/**
* @brief Virtual Methods Table.
*/
const struct vfs_sfs_dir_node_vmt *vmt;
__vfs_sfs_dir_node_data
} vfs_sfs_dir_node_c;
/**
* @brief @p vfs_sfs_file_node_c specific methods.
*/
#define __vfs_sfs_file_node_methods \
__vfs_file_node_methods
/**
* @brief @p vfs_sfs_file_node_c specific data.
*/
#define __vfs_sfs_file_node_data \
__vfs_file_node_data \
BaseSequentialStream stream;
/**
* @brief @p vfs_sfs_file_node_c virtual methods table.
*/
struct vfs_sfs_file_node_vmt {
__vfs_sfs_file_node_methods
};
/**
* @brief Type of a SimpleFS file VFS node class.
*/
typedef struct vfs_sfs_file_node {
/**
* @brief Virtual Methods Table.
*/
const struct vfs_sfs_file_node_vmt *vmt;
__vfs_sfs_file_node_data
} vfs_sfs_file_node_c;
/**
* @brief @p vfs_sfs_driver_c specific methods.
*/
#define __vfs_sfs_driver_methods \
__vfs_driver_methods
/**
* @brief @p vfs_sfs_driver_c specific data.
*/
#define __vfs_sfs_driver_data \
__vfs_driver_data
/**
* @brief @p vfs_sfs_driver_c virtual methods table.
*/
struct vfs_sfs_driver_vmt {
__vfs_sfs_driver_methods
};
/**
* @brief Type of a VFS SimpleFS driver class.
*/
typedef struct vfs_sfs_driver {
/**
* @brief Virtual Methods Table.
*/
const struct vfs_sfs_driver_vmt *vmt;
__vfs_sfs_driver_data
} vfs_sfs_driver_c;
/*===========================================================================*/
/* Module macros. */
/*===========================================================================*/
/*===========================================================================*/
/* External declarations. */
/*===========================================================================*/
#ifdef __cplusplus
extern "C" {
#endif
void __drv_sfs_init(void);
vfs_driver_c *drvSFSObjectInit(vfs_sfs_driver_c *drvp);
#ifdef __cplusplus
}
#endif
/*===========================================================================*/
/* Module inline functions. */
/*===========================================================================*/
#endif /* VFS_CFG_ENABLE_DRV_SFS == TRUE */
#endif /* DRVSFS_H */
/** @} */