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34 results

qstr.c

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  • Forked from flow3r / flow3r firmware
    Source project has a limited visibility.
    modos.c 7.51 KiB
    /*
     * This file is part of the MicroPython project, http://micropython.org/
     *
     * The MIT License (MIT)
     *
     * Copyright (c) 2013, 2014 Damien P. George
     * Copyright (c) 2014 Paul Sokolovsky
     *
     * 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 <sys/types.h>
    #include <sys/stat.h>
    #include <unistd.h>
    #include <errno.h>
    #include <stdlib.h>
    #include <string.h>
    #include <dirent.h>
    #include "py/mpconfig.h"
    
    #include "py/nlr.h"
    #include "py/runtime.h"
    #include "py/objtuple.h"
    #include "py/mphal.h"
    #include "extmod/misc.h"
    
    #ifdef __ANDROID__
    #define USE_STATFS 1
    #endif
    
    STATIC mp_obj_t mod_os_stat(mp_obj_t path_in) {
        struct stat sb;
        const char *path = mp_obj_str_get_str(path_in);
    
        int res = stat(path, &sb);
        RAISE_ERRNO(res, errno);
    
        mp_obj_tuple_t *t = MP_OBJ_TO_PTR(mp_obj_new_tuple(10, NULL));
        t->items[0] = MP_OBJ_NEW_SMALL_INT(sb.st_mode);
        t->items[1] = MP_OBJ_NEW_SMALL_INT(sb.st_ino);
        t->items[2] = MP_OBJ_NEW_SMALL_INT(sb.st_dev);
        t->items[3] = MP_OBJ_NEW_SMALL_INT(sb.st_nlink);
        t->items[4] = MP_OBJ_NEW_SMALL_INT(sb.st_uid);
        t->items[5] = MP_OBJ_NEW_SMALL_INT(sb.st_gid);
        t->items[6] = mp_obj_new_int_from_uint(sb.st_size);
        t->items[7] = MP_OBJ_NEW_SMALL_INT(sb.st_atime);
        t->items[8] = MP_OBJ_NEW_SMALL_INT(sb.st_mtime);
        t->items[9] = MP_OBJ_NEW_SMALL_INT(sb.st_ctime);
        return MP_OBJ_FROM_PTR(t);
    }
    STATIC MP_DEFINE_CONST_FUN_OBJ_1(mod_os_stat_obj, mod_os_stat);
    
    #if MICROPY_PY_OS_STATVFS
    
    #if USE_STATFS
    #include <sys/vfs.h>
    #define STRUCT_STATVFS struct statfs
    #define STATVFS statfs
    #define F_FAVAIL sb.f_ffree
    #define F_NAMEMAX sb.f_namelen
    #define F_FLAG sb.f_flags
    #else
    #include <sys/statvfs.h>
    #define STRUCT_STATVFS struct statvfs
    #define STATVFS statvfs
    #define F_FAVAIL sb.f_favail
    #define F_NAMEMAX sb.f_namemax
    #define F_FLAG sb.f_flag
    #endif
    
    STATIC mp_obj_t mod_os_statvfs(mp_obj_t path_in) {
        STRUCT_STATVFS sb;
        const char *path = mp_obj_str_get_str(path_in);
    
        int res = STATVFS(path, &sb);
        RAISE_ERRNO(res, errno);
    
        mp_obj_tuple_t *t = MP_OBJ_TO_PTR(mp_obj_new_tuple(10, NULL));
        t->items[0] = MP_OBJ_NEW_SMALL_INT(sb.f_bsize);
        t->items[1] = MP_OBJ_NEW_SMALL_INT(sb.f_frsize);
        t->items[2] = MP_OBJ_NEW_SMALL_INT(sb.f_blocks);
        t->items[3] = MP_OBJ_NEW_SMALL_INT(sb.f_bfree);
        t->items[4] = MP_OBJ_NEW_SMALL_INT(sb.f_bavail);
        t->items[5] = MP_OBJ_NEW_SMALL_INT(sb.f_files);
        t->items[6] = MP_OBJ_NEW_SMALL_INT(sb.f_ffree);
        t->items[7] = MP_OBJ_NEW_SMALL_INT(F_FAVAIL);
        t->items[8] = MP_OBJ_NEW_SMALL_INT(F_FLAG);
        t->items[9] = MP_OBJ_NEW_SMALL_INT(F_NAMEMAX);
        return MP_OBJ_FROM_PTR(t);
    }
    STATIC MP_DEFINE_CONST_FUN_OBJ_1(mod_os_statvfs_obj, mod_os_statvfs);
    #endif
    
    STATIC mp_obj_t mod_os_unlink(mp_obj_t path_in) {
        const char *path = mp_obj_str_get_str(path_in);
    
        int r = unlink(path);
    
        RAISE_ERRNO(r, errno);
    
        return mp_const_none;
    }
    STATIC MP_DEFINE_CONST_FUN_OBJ_1(mod_os_unlink_obj, mod_os_unlink);
    
    STATIC mp_obj_t mod_os_system(mp_obj_t cmd_in) {
        const char *cmd = mp_obj_str_get_str(cmd_in);
    
        int r = system(cmd);
    
        RAISE_ERRNO(r, errno);
    
        return MP_OBJ_NEW_SMALL_INT(r);
    }
    STATIC MP_DEFINE_CONST_FUN_OBJ_1(mod_os_system_obj, mod_os_system);
    
    STATIC mp_obj_t mod_os_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), false);
    }
    STATIC MP_DEFINE_CONST_FUN_OBJ_1(mod_os_getenv_obj, mod_os_getenv);
    
    STATIC mp_obj_t mod_os_mkdir(mp_obj_t path_in) {
        // TODO: Accept mode param
        const char *path = mp_obj_str_get_str(path_in);
        #ifdef _WIN32
        int r = mkdir(path);
        #else
        int r = mkdir(path, 0777);
        #endif
        RAISE_ERRNO(r, errno);
        return mp_const_none;
    }
    STATIC MP_DEFINE_CONST_FUN_OBJ_1(mod_os_mkdir_obj, mod_os_mkdir);
    
    typedef struct _mp_obj_listdir_t {
        mp_obj_base_t base;
        mp_fun_1_t iternext;
        DIR *dir;
    } mp_obj_listdir_t;
    
    STATIC mp_obj_t listdir_next(mp_obj_t self_in) {
        mp_obj_listdir_t *self = MP_OBJ_TO_PTR(self_in);
    
        if (self->dir == NULL) {
            goto done;
        }
        struct dirent *dirent = readdir(self->dir);
        if (dirent == NULL) {
            closedir(self->dir);
            self->dir = NULL;
        done:
            return MP_OBJ_STOP_ITERATION;
        }
    
        mp_obj_tuple_t *t = MP_OBJ_TO_PTR(mp_obj_new_tuple(3, NULL));
        t->items[0] = mp_obj_new_str(dirent->d_name, strlen(dirent->d_name), false);
        #ifdef _DIRENT_HAVE_D_TYPE
        t->items[1] = MP_OBJ_NEW_SMALL_INT(dirent->d_type);
        #else
        // DT_UNKNOWN should have 0 value on any reasonable system
        t->items[1] = MP_OBJ_NEW_SMALL_INT(0);
        #endif
        #ifdef _DIRENT_HAVE_D_INO
        t->items[2] = MP_OBJ_NEW_SMALL_INT(dirent->d_ino);
        #else
        t->items[2] = MP_OBJ_NEW_SMALL_INT(0);
        #endif
        return MP_OBJ_FROM_PTR(t);
    }
    
    STATIC mp_obj_t mod_os_ilistdir(size_t n_args, const mp_obj_t *args) {
        const char *path = ".";
        if (n_args > 0) {
            path = mp_obj_str_get_str(args[0]);
        }
        mp_obj_listdir_t *o = m_new_obj(mp_obj_listdir_t);
        o->base.type = &mp_type_polymorph_iter;
        o->dir = opendir(path);
        o->iternext = listdir_next;
        return MP_OBJ_FROM_PTR(o);
    }
    STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(mod_os_ilistdir_obj, 0, 1, mod_os_ilistdir);
    
    STATIC mp_obj_t mod_os_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(mod_os_errno_obj, 0, 1, mod_os_errno);
    
    STATIC const mp_rom_map_elem_t mp_module_os_globals_table[] = {
        { MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_uos) },
        { MP_ROM_QSTR(MP_QSTR_errno), MP_ROM_PTR(&mod_os_errno_obj) },
        { MP_ROM_QSTR(MP_QSTR_stat), MP_ROM_PTR(&mod_os_stat_obj) },
        #if MICROPY_PY_OS_STATVFS
        { MP_ROM_QSTR(MP_QSTR_statvfs), MP_ROM_PTR(&mod_os_statvfs_obj) },
        #endif
        { MP_ROM_QSTR(MP_QSTR_system), MP_ROM_PTR(&mod_os_system_obj) },
        { MP_ROM_QSTR(MP_QSTR_unlink), MP_ROM_PTR(&mod_os_unlink_obj) },
        { MP_ROM_QSTR(MP_QSTR_getenv), MP_ROM_PTR(&mod_os_getenv_obj) },
        { MP_ROM_QSTR(MP_QSTR_mkdir), MP_ROM_PTR(&mod_os_mkdir_obj) },
        { MP_ROM_QSTR(MP_QSTR_ilistdir), MP_ROM_PTR(&mod_os_ilistdir_obj) },
        #if MICROPY_PY_OS_DUPTERM
        { MP_ROM_QSTR(MP_QSTR_dupterm), MP_ROM_PTR(&mp_uos_dupterm_obj) },
        #endif
    };
    
    STATIC MP_DEFINE_CONST_DICT(mp_module_os_globals, mp_module_os_globals_table);
    
    const mp_obj_module_t mp_module_os = {
        .base = { &mp_type_module },
        .globals = (mp_obj_dict_t*)&mp_module_os_globals,
    };