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circuitpython/extmod/vfs_fat.h

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/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2013, 2014 Damien P. George
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#ifndef MICROPY_INCLUDED_EXTMOD_VFS_FAT_H
#define MICROPY_INCLUDED_EXTMOD_VFS_FAT_H
#include "py/lexer.h"
#include "py/obj.h"
#include "lib/oofatfs/ff.h"
#include "extmod/vfs.h"
// these are the values for fs_user_mount_t.flags
#define FSUSER_NATIVE (0x0001) // readblocks[2]/writeblocks[2] contain native func
#define FSUSER_FREE_OBJ (0x0002) // fs_user_mount_t obj should be freed on umount
#define FSUSER_HAVE_IOCTL (0x0004) // new protocol with ioctl
#define FSUSER_NO_FILESYSTEM (0x0008) // the block device has no filesystem on it
// Device is writable over USB and read-only to MicroPython.
#define FSUSER_USB_WRITABLE (0x0010)
typedef struct _fs_user_mount_t {
mp_obj_base_t base;
uint16_t flags;
mp_obj_t readblocks[4];
mp_obj_t writeblocks[4];
// new protocol uses just ioctl, old uses sync (optional) and count
union {
mp_obj_t ioctl[4];
struct {
mp_obj_t sync[2];
mp_obj_t count[2];
} old;
} u;
FATFS fatfs;
} fs_user_mount_t;
typedef struct _pyb_file_obj_t {
mp_obj_base_t base;
FIL fp;
} pyb_file_obj_t;
// These should be general types (mpy TOOD says so). In micropython, these are defined in
// mpconfigport.h.
////////////#define mp_type_fileio mp_type_vfs_fat_fileio
////////////#define mp_type_textio mp_type_vfs_fat_textio
////////////extern const mp_obj_type_t mp_type_fileio;
////////////extern const mp_obj_type_t mp_type_textio;
extern const byte fresult_to_errno_table[20];
extern const mp_obj_type_t mp_fat_vfs_type;
extern const mp_obj_type_t mp_type_vfs_fat_fileio;
extern const mp_obj_type_t mp_type_vfs_fat_textio;
mp_import_stat_t fat_vfs_import_stat(void *vfs, const char *path);
MP_DECLARE_CONST_FUN_OBJ_3(fat_vfs_open_obj);
mp_obj_t fat_vfs_ilistdir2(struct _fs_user_mount_t *vfs, const char *path, bool is_str_type);
MP_DECLARE_CONST_FUN_OBJ_KW(fsuser_mount_obj);
MP_DECLARE_CONST_FUN_OBJ_1(fsuser_umount_obj);
MP_DECLARE_CONST_FUN_OBJ_KW(fsuser_mkfs_obj);
#endif // MICROPY_INCLUDED_EXTMOD_VFS_FAT_H