778e975936
os is a subset of CPython's os. storage contains additional file system mounting functionality based on UNIX's mount management. Fixes #140
100 lines
3.7 KiB
C
100 lines
3.7 KiB
C
/*
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* This file is part of the MicroPython project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2017 Damien P. George
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#ifndef MICROPY_INCLUDED_EXTMOD_VFS_H
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#define MICROPY_INCLUDED_EXTMOD_VFS_H
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#include "py/lexer.h"
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#include "py/obj.h"
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// return values of mp_vfs_lookup_path
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// ROOT is 0 so that the default current directory is the root directory
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#define MP_VFS_NONE ((mp_vfs_mount_t*)1)
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#define MP_VFS_ROOT ((mp_vfs_mount_t*)0)
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// MicroPython's port-standardized versions of stat constants
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#define MP_S_IFDIR (0x4000)
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#define MP_S_IFREG (0x8000)
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// constants for block protocol ioctl
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#define BP_IOCTL_INIT (1)
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#define BP_IOCTL_DEINIT (2)
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#define BP_IOCTL_SYNC (3)
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#define BP_IOCTL_SEC_COUNT (4)
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#define BP_IOCTL_SEC_SIZE (5)
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typedef struct _mp_vfs_mount_t {
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const char *str; // mount point with leading /
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size_t len;
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mp_obj_t obj;
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struct _mp_vfs_mount_t *next;
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} mp_vfs_mount_t;
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typedef struct _mp_vfs_ilistdir_it_t {
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mp_obj_base_t base;
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mp_fun_1_t iternext;
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union {
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mp_vfs_mount_t *vfs;
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mp_obj_t iter;
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} cur;
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bool is_str;
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bool is_iter;
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} mp_vfs_ilistdir_it_t;
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mp_vfs_mount_t *mp_vfs_lookup_path(const char *path, const char **path_out);
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mp_import_stat_t mp_vfs_import_stat(const char *path);
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mp_obj_t mp_vfs_mount(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args);
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mp_obj_t mp_vfs_umount(mp_obj_t mnt_in);
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mp_obj_t mp_vfs_open(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args);
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mp_obj_t mp_vfs_chdir(mp_obj_t path_in);
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mp_obj_t mp_vfs_getcwd(void);
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mp_obj_t mp_vfs_ilistdir(size_t n_args, const mp_obj_t *args);
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mp_obj_t mp_vfs_listdir(size_t n_args, const mp_obj_t *args);
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mp_obj_t mp_vfs_mkdir(mp_obj_t path_in);
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mp_obj_t mp_vfs_remove(mp_obj_t path_in);
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mp_obj_t mp_vfs_rename(mp_obj_t old_path_in, mp_obj_t new_path_in);
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mp_obj_t mp_vfs_rmdir(mp_obj_t path_in);
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mp_obj_t mp_vfs_stat(mp_obj_t path_in);
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mp_obj_t mp_vfs_statvfs(mp_obj_t path_in);
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mp_obj_t mp_vfs_ilistdir_it_iternext(mp_obj_t self_in);
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MP_DECLARE_CONST_FUN_OBJ_KW(mp_vfs_mount_obj);
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MP_DECLARE_CONST_FUN_OBJ_1(mp_vfs_umount_obj);
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MP_DECLARE_CONST_FUN_OBJ_KW(mp_vfs_open_obj);
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MP_DECLARE_CONST_FUN_OBJ_1(mp_vfs_chdir_obj);
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MP_DECLARE_CONST_FUN_OBJ_0(mp_vfs_getcwd_obj);
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MP_DECLARE_CONST_FUN_OBJ_VAR_BETWEEN(mp_vfs_ilistdir_obj);
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MP_DECLARE_CONST_FUN_OBJ_VAR_BETWEEN(mp_vfs_listdir_obj);
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MP_DECLARE_CONST_FUN_OBJ_1(mp_vfs_mkdir_obj);
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MP_DECLARE_CONST_FUN_OBJ_1(mp_vfs_remove_obj);
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MP_DECLARE_CONST_FUN_OBJ_2(mp_vfs_rename_obj);
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MP_DECLARE_CONST_FUN_OBJ_1(mp_vfs_rmdir_obj);
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MP_DECLARE_CONST_FUN_OBJ_1(mp_vfs_stat_obj);
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MP_DECLARE_CONST_FUN_OBJ_1(mp_vfs_statvfs_obj);
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#endif // MICROPY_INCLUDED_EXTMOD_VFS_H
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