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+/*
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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 SummerGift <zhangyuan@rt-thread.com>
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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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+
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+#include <stdint.h>
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+#include <string.h>
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+
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+#include "py/runtime.h"
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+#include "py/objstr.h"
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+#include "py/mperrno.h"
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+#include "moduos_file.h"
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+
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+#if MICROPY_PY_MODUOS_FILE
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+
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+mp_obj_t mp_posix_mount(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) {
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+
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+ return mp_const_none;
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+}
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+MP_DEFINE_CONST_FUN_OBJ_KW(mp_posix_mount_obj, 2, mp_posix_mount);
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+
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+mp_obj_t mp_posix_umount(mp_obj_t mnt_in) {
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+
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+ return mp_const_none;
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+}
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+MP_DEFINE_CONST_FUN_OBJ_1(mp_posix_umount_obj, mp_posix_umount);
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+
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+mp_obj_t mp_posix_chdir(mp_obj_t path_in) {
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+ char *changepath = mp_obj_str_get_str(path_in);
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+ if (chdir(changepath) != 0) {
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+ rt_kprintf("No such directory: %s\n", changepath);
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+ }
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+ return mp_const_none;
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+}
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+MP_DEFINE_CONST_FUN_OBJ_1(mp_posix_chdir_obj, mp_posix_chdir);
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+
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+mp_obj_t mp_posix_getcwd(void) {
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+ char buf[MICROPY_ALLOC_PATH_MAX + 1];
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+ getcwd(buf, sizeof(buf));
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+ return mp_obj_new_str(buf, strlen(buf), false);
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+}
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+MP_DEFINE_CONST_FUN_OBJ_0(mp_posix_getcwd_obj, mp_posix_getcwd);
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+
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+#include <dfs_file.h>
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+static struct dfs_fd fd;
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+static struct dirent dirent;
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+mp_obj_t mp_posix_listdir(size_t n_args, const mp_obj_t *args) {
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+
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+ mp_obj_t dir_list = mp_obj_new_list(0, NULL);
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+
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+ struct stat stat;
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+ int length;
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+ char *fullpath, *path;
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+ char *pathname;
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+
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+ if (n_args == 0) {
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+#ifdef DFS_USING_WORKDIR
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+ extern char working_directory[];
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+ pathname = working_directory;
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+#else
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+ pathname = "/";
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+#endif
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+ }else{
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+
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+ pathname = mp_obj_str_get_str(args[0]);
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+ }
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+
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+ fullpath = NULL;
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+ if (pathname == NULL)
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+ {
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+#ifdef DFS_USING_WORKDIR
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+ extern char working_directory[];
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+ /* open current working directory */
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+ path = rt_strdup(working_directory);
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+#else
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+ path = rt_strdup("/");
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+#endif
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+ if (path == NULL)
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+ return ; /* out of memory */
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+ }
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+ else
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+ {
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+ path = (char *)pathname;
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+ }
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+
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+ /* list directory */
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+ if (dfs_file_open(&fd, path, O_DIRECTORY) == 0)
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+ {
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+ do {
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+ memset(&dirent, 0, sizeof(struct dirent));
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+ length = dfs_file_getdents(&fd, &dirent, sizeof(struct dirent));
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+ if (length > 0) {
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+ memset(&stat, 0, sizeof(struct stat));
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+
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+ /* build full path for each file */
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+ fullpath = dfs_normalize_path(path, dirent.d_name);
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+ if (fullpath == NULL)
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+ break;
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+
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+ if (dfs_file_stat(fullpath, &stat) == 0) {
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+ mp_obj_tuple_t *t = MP_OBJ_TO_PTR(mp_obj_new_tuple(3, NULL));
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+ t->items[0] = mp_obj_new_str(dirent.d_name, strlen(dirent.d_name), false);
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+ t->items[1] = MP_OBJ_NEW_SMALL_INT(MP_S_IFDIR);
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+ t->items[2] = MP_OBJ_NEW_SMALL_INT(0); // no inode number
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+ mp_obj_t next = MP_OBJ_FROM_PTR(t);
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+ mp_obj_t *items;
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+ mp_obj_get_array_fixed_n(next, 3, &items);
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+ mp_obj_list_append(dir_list, items[0]);
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+ } else {
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+ rt_kprintf("BAD file: %s\n", dirent.d_name);
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+ }
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+ rt_free(fullpath);
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+ }
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+ } while (length > 0);
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+
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+ dfs_file_close(&fd);
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+ }
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+ else
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+ {
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+ rt_kprintf("No such directory\n");
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+ }
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+ if (pathname == NULL)
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+ rt_free(path);
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+
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+ return dir_list;
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+}
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+MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(mp_posix_listdir_obj, 0, 1, mp_posix_listdir);
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+
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+mp_obj_t mp_posix_mkdir(mp_obj_t path_in) {
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+ char *createpath = mp_obj_str_get_str(path_in);
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+ int res = mkdir(createpath, 0);
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+ if (res != 0) {
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+ mp_raise_OSError(MP_EEXIST);
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+ }
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+ return mp_const_none;
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+}
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+MP_DEFINE_CONST_FUN_OBJ_1(mp_posix_mkdir_obj, mp_posix_mkdir);
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+
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+mp_obj_t mp_posix_remove(uint n_args, const mp_obj_t *arg) {
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+ int index;
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+ if (n_args == 0) {
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+ rt_kprintf("Usage: rm FILE...\n");
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+ rt_kprintf("Remove (unlink) the FILE(s).\n");
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+ return mp_const_none;
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+ }
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+ for (index = 0; index < n_args; index++) {
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+ //rt_kprintf("Remove %s.\n", mp_obj_str_get_str(arg[index]));
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+ rm(mp_obj_str_get_str(arg[index]));
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+ }
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+ // TODO recursive deletion
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+ return mp_const_none;
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+}
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+MP_DEFINE_CONST_FUN_OBJ_VAR(mp_posix_remove_obj, 0, mp_posix_remove);
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+
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+mp_obj_t mp_posix_rename(mp_obj_t old_path_in, mp_obj_t new_path_in) {
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+ char *old_path = mp_obj_str_get_str(old_path_in);
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+ char *new_path = mp_obj_str_get_str(new_path_in);
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+ int res = rename(old_path, new_path);
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+ if (res != 0) {
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+ mp_raise_OSError(MP_EPERM);
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+ }
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+ return mp_const_none;
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+}
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+MP_DEFINE_CONST_FUN_OBJ_2(mp_posix_rename_obj, mp_posix_rename);
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+
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+mp_obj_t mp_posix_rmdir(uint n_args, const mp_obj_t *arg) {
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+ int index;
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+ if (n_args == 0) {
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+ rt_kprintf("Usage: rm FILE...\n");
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+ rt_kprintf("Remove (unlink) the FILE(s).\n");
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+ return mp_const_none;
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+ }
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+ for (index = 0; index < n_args; index++) {
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+ //rt_kprintf("Remove %s.\n", mp_obj_str_get_str(arg[index]));
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+ rmdir(mp_obj_str_get_str(arg[index]));
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+ }
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+ // TODO recursive deletion
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+ return mp_const_none;
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+}
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+MP_DEFINE_CONST_FUN_OBJ_VAR(mp_posix_rmdir_obj, 0, mp_posix_rmdir);
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+
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+mp_obj_t mp_posix_stat(mp_obj_t path_in) {
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+ struct stat buf;
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+ char *createpath = mp_obj_str_get_str(path_in);
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+ int res = stat(createpath, &buf);
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+ if (res != 0) {
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+ mp_raise_OSError(MP_EPERM);
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+ }
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+ mp_obj_tuple_t *t = MP_OBJ_TO_PTR(mp_obj_new_tuple(10, NULL));
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+ t->items[0] = MP_OBJ_NEW_SMALL_INT(buf.st_mode); // st_mode
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+ t->items[1] = MP_OBJ_NEW_SMALL_INT(buf.st_ino); // st_ino
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+ t->items[2] = MP_OBJ_NEW_SMALL_INT(buf.st_dev); // st_dev
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+ t->items[3] = MP_OBJ_NEW_SMALL_INT(buf.st_nlink); // st_nlink
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+ t->items[4] = MP_OBJ_NEW_SMALL_INT(buf.st_uid); // st_uid
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+ t->items[5] = MP_OBJ_NEW_SMALL_INT(buf.st_gid); // st_gid
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+ t->items[6] = mp_obj_new_int_from_uint(buf.st_size); // st_size
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+ t->items[7] = MP_OBJ_NEW_SMALL_INT(buf.st_atime); // st_atime
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+ t->items[8] = MP_OBJ_NEW_SMALL_INT(buf.st_mtime); // st_mtime
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+ t->items[9] = MP_OBJ_NEW_SMALL_INT(buf.st_ctime); // st_ctime
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+ return MP_OBJ_FROM_PTR(t);
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+}
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+MP_DEFINE_CONST_FUN_OBJ_1(mp_posix_stat_obj, mp_posix_stat);
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+
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+
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+#endif //MICROPY_MODUOS_FILE
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朱天龙 (Armink)