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121 lines
4.6 KiB
121 lines
4.6 KiB
/*
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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) 2023-2024 Damien P. George
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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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#include "emscripten.h"
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#include "py/gc.h"
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#include "py/objmodule.h"
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#include "py/runtime.h"
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#include "proxy_c.h"
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#if MICROPY_PY_JSFFI
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/******************************************************************************/
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// jsffi module
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EM_JS(void, proxy_convert_mp_to_js_then_js_to_mp_obj_jsside, (uint32_t * out), {
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const ret = proxy_convert_mp_to_js_obj_jsside(out);
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proxy_convert_js_to_mp_obj_jsside_force_double_proxy(ret, out);
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});
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static mp_obj_t mp_jsffi_create_proxy(mp_obj_t arg) {
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uint32_t out[3];
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proxy_convert_mp_to_js_obj_cside(arg, out);
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proxy_convert_mp_to_js_then_js_to_mp_obj_jsside(out);
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return proxy_convert_js_to_mp_obj_cside(out);
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}
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static MP_DEFINE_CONST_FUN_OBJ_1(mp_jsffi_create_proxy_obj, mp_jsffi_create_proxy);
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EM_JS(void, proxy_convert_mp_to_js_then_js_to_js_then_js_to_mp_obj_jsside, (uint32_t * out), {
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const ret = proxy_convert_mp_to_js_obj_jsside(out);
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const js_obj = PyProxy.toJs(ret);
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proxy_convert_js_to_mp_obj_jsside(js_obj, out);
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});
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static mp_obj_t mp_jsffi_to_js(mp_obj_t arg) {
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uint32_t out[3];
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proxy_convert_mp_to_js_obj_cside(arg, out);
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proxy_convert_mp_to_js_then_js_to_js_then_js_to_mp_obj_jsside(out);
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return proxy_convert_js_to_mp_obj_cside(out);
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}
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static MP_DEFINE_CONST_FUN_OBJ_1(mp_jsffi_to_js_obj, mp_jsffi_to_js);
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// *FORMAT-OFF*
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EM_JS(void, js_get_proxy_js_ref_info, (uint32_t * out), {
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let used = 0;
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for (const elem of proxy_js_ref) {
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if (elem !== undefined) {
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++used;
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}
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}
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Module.setValue(out, proxy_js_ref.length, "i32");
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Module.setValue(out + 4, used, "i32");
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});
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// *FORMAT-ON*
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static mp_obj_t mp_jsffi_mem_info(void) {
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mp_obj_list_t *l = (mp_obj_list_t *)MP_OBJ_TO_PTR(MP_STATE_PORT(proxy_c_ref));
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mp_int_t used = 0;
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for (size_t i = 0; i < l->len; ++i) {
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if (l->items[i] != MP_OBJ_NULL) {
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++used;
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}
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}
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uint32_t proxy_js_ref_info[2];
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js_get_proxy_js_ref_info(proxy_js_ref_info);
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gc_info_t info;
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gc_info(&info);
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mp_obj_t elems[] = {
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MP_OBJ_NEW_SMALL_INT(info.total), // GC heap total bytes
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MP_OBJ_NEW_SMALL_INT(info.used), // GC heap used bytes
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MP_OBJ_NEW_SMALL_INT(info.free), // GC heap free bytes
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MP_OBJ_NEW_SMALL_INT(l->len), // proxy_c_ref allocated size
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MP_OBJ_NEW_SMALL_INT(used), // proxy_c_ref used
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MP_OBJ_NEW_SMALL_INT(proxy_js_ref_info[0]), // proxy_js_ref allocated size
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MP_OBJ_NEW_SMALL_INT(proxy_js_ref_info[1]), // proxy_js_ref used
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};
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return mp_obj_new_tuple(MP_ARRAY_SIZE(elems), elems);
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}
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static MP_DEFINE_CONST_FUN_OBJ_0(mp_jsffi_mem_info_obj, mp_jsffi_mem_info);
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static const mp_rom_map_elem_t mp_module_jsffi_globals_table[] = {
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{ MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_jsffi) },
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{ MP_ROM_QSTR(MP_QSTR_JsProxy), MP_ROM_PTR(&mp_type_jsproxy) },
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{ MP_ROM_QSTR(MP_QSTR_JsException), MP_ROM_PTR(&mp_type_JsException) },
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{ MP_ROM_QSTR(MP_QSTR_create_proxy), MP_ROM_PTR(&mp_jsffi_create_proxy_obj) },
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{ MP_ROM_QSTR(MP_QSTR_to_js), MP_ROM_PTR(&mp_jsffi_to_js_obj) },
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{ MP_ROM_QSTR(MP_QSTR_mem_info), MP_ROM_PTR(&mp_jsffi_mem_info_obj) },
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};
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static MP_DEFINE_CONST_DICT(mp_module_jsffi_globals, mp_module_jsffi_globals_table);
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const mp_obj_module_t mp_module_jsffi = {
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.base = { &mp_type_module },
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.globals = (mp_obj_dict_t *)&mp_module_jsffi_globals,
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};
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MP_REGISTER_MODULE(MP_QSTR_jsffi, mp_module_jsffi);
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#endif // MICROPY_PY_JSFFI
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