1 /*
2 * This file is part of the MicroPython project, http://micropython.org/
3 *
4 * The MIT License (MIT)
5 *
6 * Copyright (c) 2016 Damien P. George
7 *
8 * Permission is hereby granted, free of charge, to any person obtaining a copy
9 * of this software and associated documentation files (the "Software"), to deal
10 * in the Software without restriction, including without limitation the rights
11 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
12 * copies of the Software, and to permit persons to whom the Software is
13 * furnished to do so, subject to the following conditions:
14 *
15 * The above copyright notice and this permission notice shall be included in
16 * all copies or substantial portions of the Software.
17 *
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
21 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
22 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
23 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
24 * THE SOFTWARE.
25 */
26
27 #include "py/objstr.h"
28 #include "py/runtime.h"
29 #include "extmod/vfs.h"
30 #include "extmod/vfs_fat.h"
31 #include "extmod/vfs_lfs.h"
32 #include "genhdr/mpversion.h"
33
34 uint8_t rosc_random_u8(size_t cycles);
35
36 STATIC const qstr os_uname_info_fields[] = {
37 MP_QSTR_sysname, MP_QSTR_nodename,
38 MP_QSTR_release, MP_QSTR_version, MP_QSTR_machine
39 };
40 STATIC const MP_DEFINE_STR_OBJ(os_uname_info_sysname_obj, MICROPY_PY_SYS_PLATFORM);
41 STATIC const MP_DEFINE_STR_OBJ(os_uname_info_nodename_obj, MICROPY_PY_SYS_PLATFORM);
42 STATIC const MP_DEFINE_STR_OBJ(os_uname_info_release_obj, MICROPY_VERSION_STRING);
43 STATIC const MP_DEFINE_STR_OBJ(os_uname_info_version_obj, MICROPY_GIT_TAG " on " MICROPY_BUILD_DATE " (" MICROPY_BUILD_TYPE ")");
44 STATIC const MP_DEFINE_STR_OBJ(os_uname_info_machine_obj, MICROPY_HW_BOARD_NAME " with " MICROPY_HW_MCU_NAME);
45
46 STATIC MP_DEFINE_ATTRTUPLE(
47 os_uname_info_obj,
48 os_uname_info_fields,
49 5,
50 (mp_obj_t)&os_uname_info_sysname_obj,
51 (mp_obj_t)&os_uname_info_nodename_obj,
52 (mp_obj_t)&os_uname_info_release_obj,
53 (mp_obj_t)&os_uname_info_version_obj,
54 (mp_obj_t)&os_uname_info_machine_obj
55 );
56
os_uname(void)57 STATIC mp_obj_t os_uname(void) {
58 return (mp_obj_t)&os_uname_info_obj;
59 }
60 STATIC MP_DEFINE_CONST_FUN_OBJ_0(os_uname_obj, os_uname);
61
os_urandom(mp_obj_t num)62 STATIC mp_obj_t os_urandom(mp_obj_t num) {
63 mp_int_t n = mp_obj_get_int(num);
64 vstr_t vstr;
65 vstr_init_len(&vstr, n);
66 for (int i = 0; i < n; i++) {
67 vstr.buf[i] = rosc_random_u8(8);
68 }
69 return mp_obj_new_str_from_vstr(&mp_type_bytes, &vstr);
70 }
71 STATIC MP_DEFINE_CONST_FUN_OBJ_1(os_urandom_obj, os_urandom);
72
73 STATIC const mp_rom_map_elem_t os_module_globals_table[] = {
74 { MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_uos) },
75
76 { MP_ROM_QSTR(MP_QSTR_uname), MP_ROM_PTR(&os_uname_obj) },
77 { MP_ROM_QSTR(MP_QSTR_urandom), MP_ROM_PTR(&os_urandom_obj) },
78
79 #if MICROPY_VFS
80 { MP_ROM_QSTR(MP_QSTR_chdir), MP_ROM_PTR(&mp_vfs_chdir_obj) },
81 { MP_ROM_QSTR(MP_QSTR_getcwd), MP_ROM_PTR(&mp_vfs_getcwd_obj) },
82 { MP_ROM_QSTR(MP_QSTR_listdir), MP_ROM_PTR(&mp_vfs_listdir_obj) },
83 { MP_ROM_QSTR(MP_QSTR_mkdir), MP_ROM_PTR(&mp_vfs_mkdir_obj) },
84 { MP_ROM_QSTR(MP_QSTR_remove), MP_ROM_PTR(&mp_vfs_remove_obj) },
85 { MP_ROM_QSTR(MP_QSTR_rename), MP_ROM_PTR(&mp_vfs_rename_obj) },
86 { MP_ROM_QSTR(MP_QSTR_rmdir), MP_ROM_PTR(&mp_vfs_rmdir_obj) },
87 { MP_ROM_QSTR(MP_QSTR_stat), MP_ROM_PTR(&mp_vfs_stat_obj) },
88 { MP_ROM_QSTR(MP_QSTR_statvfs), MP_ROM_PTR(&mp_vfs_statvfs_obj) },
89 #endif
90
91 // The following are MicroPython extensions.
92
93 #if MICROPY_PY_OS_DUPTERM
94 { MP_ROM_QSTR(MP_QSTR_dupterm), MP_ROM_PTR(&mp_uos_dupterm_obj) },
95 #endif
96
97 #if MICROPY_VFS
98 { MP_ROM_QSTR(MP_QSTR_ilistdir), MP_ROM_PTR(&mp_vfs_ilistdir_obj) },
99 { MP_ROM_QSTR(MP_QSTR_mount), MP_ROM_PTR(&mp_vfs_mount_obj) },
100 { MP_ROM_QSTR(MP_QSTR_umount), MP_ROM_PTR(&mp_vfs_umount_obj) },
101 #if MICROPY_VFS_FAT
102 { MP_ROM_QSTR(MP_QSTR_VfsFat), MP_ROM_PTR(&mp_fat_vfs_type) },
103 #endif
104 #if MICROPY_VFS_LFS1
105 { MP_ROM_QSTR(MP_QSTR_VfsLfs1), MP_ROM_PTR(&mp_type_vfs_lfs1) },
106 #endif
107 #if MICROPY_VFS_LFS2
108 { MP_ROM_QSTR(MP_QSTR_VfsLfs2), MP_ROM_PTR(&mp_type_vfs_lfs2) },
109 #endif
110 #endif
111 };
112 STATIC MP_DEFINE_CONST_DICT(os_module_globals, os_module_globals_table);
113
114 const mp_obj_module_t mp_module_uos = {
115 .base = { &mp_type_module },
116 .globals = (mp_obj_dict_t *)&os_module_globals,
117 };
118