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// SPDX-FileCopyrightText: 2014 MicroPython & CircuitPython contributors (https://github.com/adafruit/circuitpython/graphs/contributors)
// SPDX-FileCopyrightText: Copyright (c) 2013, 2014 Damien P. George
//
// SPDX-License-Identifier: MIT
#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)
// Bit set when the above flag is checked before opening a file for write.
#define FSUSER_CONCURRENT_WRITE_PROTECTED (0x0020)
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;
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
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