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esp8266/modous: Add os.umount method to unmount a filesystem. 

This is an object-oriented approach, where uos is only a proxy for the
methods on the vfs object.  Some internals had to be exposed (the STATIC
keyword removed) for this to work.

Fixes #2338.
This commit is contained in:
Radomir Dopieralski 2016-08-22 16:10:34 +02:00 committed by Damien George
parent b0e2106fb8
commit d29ca28288
4 changed files with 15 additions and 1 deletions
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5
esp8266/moduos.c
View File

@ -123,6 +123,10 @@ STATIC mp_obj_t os_rename(mp_obj_t path_old, mp_obj_t path_new) {
}
STATIC MP_DEFINE_CONST_FUN_OBJ_2(os_rename_obj, os_rename);
STATIC mp_obj_t os_umount(void) {
return vfs_proxy_call(MP_QSTR_umount, 0, NULL);
}
STATIC MP_DEFINE_CONST_FUN_OBJ_0(os_umount_obj, os_umount);
#endif
STATIC mp_obj_t os_urandom(mp_obj_t num) {
@ -166,6 +170,7 @@ STATIC const mp_rom_map_elem_t os_module_globals_table[] = {
{ MP_ROM_QSTR(MP_QSTR_remove), MP_ROM_PTR(&os_remove_obj) },
{ MP_ROM_QSTR(MP_QSTR_rename), MP_ROM_PTR(&os_rename_obj) },
{ MP_ROM_QSTR(MP_QSTR_stat), MP_ROM_PTR(&os_stat_obj) },
{ MP_ROM_QSTR(MP_QSTR_umount), MP_ROM_PTR(&os_umount_obj) },
#endif
};

2
extmod/fsusermount.c
View File

@ -162,7 +162,7 @@ STATIC mp_obj_t fatfs_mount(size_t n_args, const mp_obj_t *pos_args, mp_map_t *k
}
MP_DEFINE_CONST_FUN_OBJ_KW(fsuser_mount_obj, 2, fatfs_mount);
STATIC mp_obj_t fatfs_umount(mp_obj_t bdev_or_path_in) {
mp_obj_t fatfs_umount(mp_obj_t bdev_or_path_in) {
size_t i = 0;
if (MP_OBJ_IS_STR(bdev_or_path_in)) {
mp_uint_t mnt_len;

1
extmod/fsusermount.h
View File

@ -55,6 +55,7 @@ typedef struct _fs_user_mount_t {
} fs_user_mount_t;
fs_user_mount_t *fatfs_mount_mkfs(mp_uint_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args, bool mkfs);
mp_obj_t fatfs_umount(mp_obj_t bdev_or_path_in);
MP_DECLARE_CONST_FUN_OBJ(fsuser_mount_obj);
MP_DECLARE_CONST_FUN_OBJ(fsuser_umount_obj);

8
extmod/vfs_fat.c
View File

@ -250,6 +250,13 @@ STATIC mp_obj_t fat_vfs_stat(mp_obj_t vfs_in, mp_obj_t path_in) {
}
STATIC MP_DEFINE_CONST_FUN_OBJ_2(fat_vfs_stat_obj, fat_vfs_stat);
// Unmount the filesystem
STATIC mp_obj_t fat_vfs_umount(mp_obj_t vfs_in) {
fatfs_umount(((fs_user_mount_t *)vfs_in)->readblocks[1]);
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_1(fat_vfs_umount_obj, fat_vfs_umount);
STATIC const mp_rom_map_elem_t fat_vfs_locals_dict_table[] = {
{ MP_ROM_QSTR(MP_QSTR_mkfs), MP_ROM_PTR(&fat_vfs_mkfs_obj) },
{ MP_ROM_QSTR(MP_QSTR_open), MP_ROM_PTR(&fat_vfs_open_obj) },
@ -261,6 +268,7 @@ STATIC const mp_rom_map_elem_t fat_vfs_locals_dict_table[] = {
{ MP_ROM_QSTR(MP_QSTR_remove), MP_ROM_PTR(&fat_vfs_remove_obj) },
{ MP_ROM_QSTR(MP_QSTR_rename), MP_ROM_PTR(&fat_vfs_rename_obj) },
{ MP_ROM_QSTR(MP_QSTR_stat), MP_ROM_PTR(&fat_vfs_stat_obj) },
{ MP_ROM_QSTR(MP_QSTR_umount), MP_ROM_PTR(&fat_vfs_umount_obj) },
};
STATIC MP_DEFINE_CONST_DICT(fat_vfs_locals_dict, fat_vfs_locals_dict_table);