diff options
Diffstat (limited to 'platform/javascript/javascript_eval.cpp')
| -rw-r--r-- | platform/javascript/javascript_eval.cpp | 146 |
1 files changed, 0 insertions, 146 deletions
diff --git a/platform/javascript/javascript_eval.cpp b/platform/javascript/javascript_eval.cpp deleted file mode 100644 index 3a72b10dd4..0000000000 --- a/platform/javascript/javascript_eval.cpp +++ /dev/null @@ -1,146 +0,0 @@ -/*************************************************************************/ -/* javascript_eval.cpp */ -/*************************************************************************/ -/* This file is part of: */ -/* GODOT ENGINE */ -/* https://godotengine.org */ -/*************************************************************************/ -/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */ -/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */ -/* */ -/* 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. */ -/*************************************************************************/ - -#ifdef JAVASCRIPT_EVAL_ENABLED - -#include "api/javascript_eval.h" -#include "emscripten.h" - -extern "C" EMSCRIPTEN_KEEPALIVE uint8_t *resize_PackedByteArray_and_open_write(PackedByteArray *p_arr, VectorWriteProxy<uint8_t> *r_write, int p_len) { - p_arr->resize(p_len); - *r_write = p_arr->write; - return p_arr->ptrw(); -} - -Variant JavaScript::eval(const String &p_code, bool p_use_global_exec_context) { - union { - bool b; - double d; - char *s; - } js_data; - - PackedByteArray arr; - VectorWriteProxy<uint8_t> arr_write; - - /* clang-format off */ - Variant::Type return_type = static_cast<Variant::Type>(EM_ASM_INT({ - - const CODE = $0; - const USE_GLOBAL_EXEC_CONTEXT = $1; - const PTR = $2; - const BYTEARRAY_PTR = $3; - const BYTEARRAY_WRITE_PTR = $4; - var eval_ret; - try { - if (USE_GLOBAL_EXEC_CONTEXT) { - // indirect eval call grants global execution context - var global_eval = eval; - eval_ret = global_eval(UTF8ToString(CODE)); - } else { - eval_ret = eval(UTF8ToString(CODE)); - } - } catch (e) { - err(e); - eval_ret = null; - } - - switch (typeof eval_ret) { - - case 'boolean': - setValue(PTR, eval_ret, 'i32'); - return 1; // BOOL - - case 'number': - setValue(PTR, eval_ret, 'double'); - return 3; // FLOAT - - case 'string': - var array_len = lengthBytesUTF8(eval_ret)+1; - var array_ptr = _malloc(array_len); - try { - if (array_ptr===0) { - throw new Error('String allocation failed (probably out of memory)'); - } - setValue(PTR, array_ptr , '*'); - stringToUTF8(eval_ret, array_ptr, array_len); - return 4; // STRING - } catch (e) { - if (array_ptr!==0) { - _free(array_ptr) - } - err(e); - // fall through - } - break; - - case 'object': - if (eval_ret === null) { - break; - } - - if (ArrayBuffer.isView(eval_ret) && !(eval_ret instanceof Uint8Array)) { - eval_ret = new Uint8Array(eval_ret.buffer); - } - else if (eval_ret instanceof ArrayBuffer) { - eval_ret = new Uint8Array(eval_ret); - } - if (eval_ret instanceof Uint8Array) { - var bytes_ptr = ccall('resize_PackedByteArray_and_open_write', 'number', ['number', 'number' ,'number'], [BYTEARRAY_PTR, BYTEARRAY_WRITE_PTR, eval_ret.length]); - HEAPU8.set(eval_ret, bytes_ptr); - return 20; // PACKED_BYTE_ARRAY - } - break; - } - return 0; // NIL - - }, p_code.utf8().get_data(), p_use_global_exec_context, &js_data, &arr, &arr_write)); - /* clang-format on */ - - switch (return_type) { - case Variant::BOOL: - return js_data.b; - case Variant::FLOAT: - return js_data.d; - case Variant::STRING: { - String str = String::utf8(js_data.s); - /* clang-format off */ - EM_ASM_({ _free($0); }, js_data.s); - /* clang-format on */ - return str; - } - case Variant::PACKED_BYTE_ARRAY: - arr_write = VectorWriteProxy<uint8_t>(); - return arr; - default: - return Variant(); - } -} - -#endif // JAVASCRIPT_EVAL_ENABLED |