WIP filesystem module

tannewt · tannewt · commit 92b48f42a7fa · 2017-01-30T15:13:15.000-08:00
diff --git a/shared-bindings/filesystem/__init__.c b/shared-bindings/filesystem/__init__.c
@@ -0,0 +1,80 @@
+/*
+ * This file is part of the Micro Python project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2017 Scott Shawcroft for Adafruit Industries
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#include <string.h>
+
+#include "py/obj.h"
+#include "py/objnamedtuple.h"
+#include "shared-bindings/time/__init__.h"
+
+//| :mod:`filesystem` --- filesystem related functions
+//| ========================================================
+//|
+//| .. module:: filesystem
+//|   :synopsis: filesystem
+//|   :platform: SAMD21, ESP8266
+//|
+//| Normally filesystems are managed by an operating system. However,
+//| CircuitPython runs at a very low level and must manage the filesystems
+//| itself. This module allows you to do that.
+//|
+//| .. method:: mount(block_device, mount_point)
+//|
+//|   Mounts the FATFS on the given block device at the given mount point.
+//|
+//|   :param object block_device: Any class that implements `readblocks`, `writeblocks` and `count`
+//|   :param str mount_point: Path where to mount the device.
+//|
+STATIC mp_obj_t filesystem_mount(void) {
+    return mp_obj_new_float(common_hal_time_monotonic() / 1000.0);
+}
+MP_DEFINE_CONST_FUN_OBJ_0(filesystem_mount_obj, filesystem_mount);
+
+//| .. method:: unmount(mount_point)
+//|
+//|   Unmounts the filesystem mounted at mount_point.
+//|
+//|   :param str mount_point: the path of the filesystem to unmount
+//|
+STATIC mp_obj_t filesystem_unmount(mp_obj_t mount_point) {
+    shared_module_filesystem_unmount();
+    return mp_const_none;
+}
+MP_DEFINE_CONST_FUN_OBJ_1(filesystem_unmount_obj, filesystem_unmount);
+
+STATIC const mp_map_elem_t filesystem_module_globals_table[] = {
+    { MP_OBJ_NEW_QSTR(MP_QSTR___name__), MP_OBJ_NEW_QSTR(MP_QSTR_filesystem) },
+
+    { MP_OBJ_NEW_QSTR(MP_QSTR_mount), (mp_obj_t)&filesystem_mount_obj },
+    { MP_OBJ_NEW_QSTR(MP_QSTR_unmount), (mp_obj_t)&filesystem_unmount_obj },
+};
+
+STATIC MP_DEFINE_CONST_DICT(filesystem_module_globals, filesystem_module_globals_table);
+
+const mp_obj_module_t filesystem_module = {
+    .base = { &mp_filesystem_module },
+    .globals = (mp_obj_dict_t*)&filesystem_module_globals,
+};
diff --git a/shared-bindings/filesystem/__init__.h b/shared-bindings/filesystem/__init__.h
@@ -0,0 +1,36 @@
+/*
+ * This file is part of the MicroPython project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2017 Scott Shawcroft for Adafruit Industries
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#ifndef __MICROPY_INCLUDED_SHARED_BINDINGS_FILESYSTEM___INIT___H__
+#define __MICROPY_INCLUDED_SHARED_BINDINGS_FILESYSTEM___INIT___H__
+
+#include <stdint.h>
+#include <stdbool.h>
+
+extern void shared_module_filesystem_mount(void);
+extern void shared_module_filesystem_unmount();
+
+#endif  // __MICROPY_INCLUDED_SHARED_BINDINGS_FILESYSTEM___INIT___H__
