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extmod/vfs: Implement mp_vfs_ilistdir().

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uos.ilistdir() is the core function, returning an iterator that yields
3-tuples.  uos.listdir() is implemented in terms of ilistdir().
This commit is contained in:
Damien George
2017-05-05 23:31:51 +10:00
parent edc02bd952
commit 87283c1974
2 changed files with 70 additions and 15 deletions
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6
extmod/vfs.h
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@@ -35,6 +35,10 @@
#define MP_VFS_NONE ((mp_vfs_mount_t*)1)
#define MP_VFS_ROOT ((mp_vfs_mount_t*)0)
// MicroPython's port-standardized versions of stat constants
#define MP_S_IFDIR (0x4000)
#define MP_S_IFREG (0x8000)
// constants for block protocol ioctl
#define BP_IOCTL_INIT (1)
#define BP_IOCTL_DEINIT (2)
@@ -56,6 +60,7 @@ mp_obj_t mp_vfs_umount(mp_obj_t mnt_in);
mp_obj_t mp_vfs_open(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args);
mp_obj_t mp_vfs_chdir(mp_obj_t path_in);
mp_obj_t mp_vfs_getcwd(void);
mp_obj_t mp_vfs_ilistdir(size_t n_args, const mp_obj_t *args);
mp_obj_t mp_vfs_listdir(size_t n_args, const mp_obj_t *args);
mp_obj_t mp_vfs_mkdir(mp_obj_t path_in);
mp_obj_t mp_vfs_remove(mp_obj_t path_in);
@@ -69,6 +74,7 @@ MP_DECLARE_CONST_FUN_OBJ_1(mp_vfs_umount_obj);
MP_DECLARE_CONST_FUN_OBJ_KW(mp_vfs_open_obj);
MP_DECLARE_CONST_FUN_OBJ_1(mp_vfs_chdir_obj);
MP_DECLARE_CONST_FUN_OBJ_0(mp_vfs_getcwd_obj);
MP_DECLARE_CONST_FUN_OBJ_VAR_BETWEEN(mp_vfs_ilistdir_obj);
MP_DECLARE_CONST_FUN_OBJ_VAR_BETWEEN(mp_vfs_listdir_obj);
MP_DECLARE_CONST_FUN_OBJ_1(mp_vfs_mkdir_obj);
MP_DECLARE_CONST_FUN_OBJ_1(mp_vfs_remove_obj);