You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
123 lines
3.6 KiB
123 lines
3.6 KiB
/*
|
|
* This file is part of the MicroPython project, http://micropython.org/
|
|
*
|
|
* The MIT License (MIT)
|
|
*
|
|
* Copyright (c) 2014-2018 Paul Sokolovsky
|
|
* Copyright (c) 2017-2022 Damien P. George
|
|
*
|
|
* 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 <fcntl.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
|
|
#include "py/runtime.h"
|
|
#include "py/mphal.h"
|
|
|
|
#if defined(__GLIBC__) && defined(__GLIBC_PREREQ)
|
|
#if __GLIBC_PREREQ(2, 25)
|
|
#include <sys/random.h>
|
|
#define _HAVE_GETRANDOM
|
|
#endif
|
|
#endif
|
|
|
|
STATIC mp_obj_t mp_uos_getenv(mp_obj_t var_in) {
|
|
const char *s = getenv(mp_obj_str_get_str(var_in));
|
|
if (s == NULL) {
|
|
return mp_const_none;
|
|
}
|
|
return mp_obj_new_str(s, strlen(s));
|
|
}
|
|
STATIC MP_DEFINE_CONST_FUN_OBJ_1(mp_uos_getenv_obj, mp_uos_getenv);
|
|
|
|
STATIC mp_obj_t mp_uos_putenv(mp_obj_t key_in, mp_obj_t value_in) {
|
|
const char *key = mp_obj_str_get_str(key_in);
|
|
const char *value = mp_obj_str_get_str(value_in);
|
|
int ret;
|
|
|
|
#if _WIN32
|
|
ret = _putenv_s(key, value);
|
|
#else
|
|
ret = setenv(key, value, 1);
|
|
#endif
|
|
|
|
if (ret == -1) {
|
|
mp_raise_OSError(errno);
|
|
}
|
|
return mp_const_none;
|
|
}
|
|
STATIC MP_DEFINE_CONST_FUN_OBJ_2(mp_uos_putenv_obj, mp_uos_putenv);
|
|
|
|
STATIC mp_obj_t mp_uos_unsetenv(mp_obj_t key_in) {
|
|
const char *key = mp_obj_str_get_str(key_in);
|
|
int ret;
|
|
|
|
#if _WIN32
|
|
ret = _putenv_s(key, "");
|
|
#else
|
|
ret = unsetenv(key);
|
|
#endif
|
|
|
|
if (ret == -1) {
|
|
mp_raise_OSError(errno);
|
|
}
|
|
return mp_const_none;
|
|
}
|
|
STATIC MP_DEFINE_CONST_FUN_OBJ_1(mp_uos_unsetenv_obj, mp_uos_unsetenv);
|
|
|
|
STATIC mp_obj_t mp_uos_system(mp_obj_t cmd_in) {
|
|
const char *cmd = mp_obj_str_get_str(cmd_in);
|
|
|
|
MP_THREAD_GIL_EXIT();
|
|
int r = system(cmd);
|
|
MP_THREAD_GIL_ENTER();
|
|
|
|
RAISE_ERRNO(r, errno);
|
|
|
|
return MP_OBJ_NEW_SMALL_INT(r);
|
|
}
|
|
STATIC MP_DEFINE_CONST_FUN_OBJ_1(mp_uos_system_obj, mp_uos_system);
|
|
|
|
STATIC mp_obj_t mp_uos_urandom(mp_obj_t num) {
|
|
mp_int_t n = mp_obj_get_int(num);
|
|
vstr_t vstr;
|
|
vstr_init_len(&vstr, n);
|
|
#ifdef _HAVE_GETRANDOM
|
|
RAISE_ERRNO(getrandom(vstr.buf, n, 0), errno);
|
|
#else
|
|
int fd = open("/dev/urandom", O_RDONLY);
|
|
RAISE_ERRNO(fd, errno);
|
|
RAISE_ERRNO(read(fd, vstr.buf, n), errno);
|
|
close(fd);
|
|
#endif
|
|
return mp_obj_new_str_from_vstr(&mp_type_bytes, &vstr);
|
|
}
|
|
STATIC MP_DEFINE_CONST_FUN_OBJ_1(mp_uos_urandom_obj, mp_uos_urandom);
|
|
|
|
STATIC mp_obj_t mp_uos_errno(size_t n_args, const mp_obj_t *args) {
|
|
if (n_args == 0) {
|
|
return MP_OBJ_NEW_SMALL_INT(errno);
|
|
}
|
|
|
|
errno = mp_obj_get_int(args[0]);
|
|
return mp_const_none;
|
|
}
|
|
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(mp_uos_errno_obj, 0, 1, mp_uos_errno);
|
|
|