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1 // Copyright 2016 the V8 project authors. All rights reserved. | 1 // Copyright 2016 the V8 project authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "src/value-serializer.h" | 5 #include "src/value-serializer.h" |
6 | 6 |
7 #include <type_traits> | 7 #include <type_traits> |
8 | 8 |
9 #include "src/base/logging.h" | 9 #include "src/base/logging.h" |
10 #include "src/conversions.h" | 10 #include "src/conversions.h" |
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434 case JS_ARRAY_TYPE: | 434 case JS_ARRAY_TYPE: |
435 return WriteJSArray(Handle<JSArray>::cast(receiver)); | 435 return WriteJSArray(Handle<JSArray>::cast(receiver)); |
436 case JS_OBJECT_TYPE: | 436 case JS_OBJECT_TYPE: |
437 case JS_API_OBJECT_TYPE: { | 437 case JS_API_OBJECT_TYPE: { |
438 Handle<JSObject> js_object = Handle<JSObject>::cast(receiver); | 438 Handle<JSObject> js_object = Handle<JSObject>::cast(receiver); |
439 Map* map = js_object->map(); | 439 Map* map = js_object->map(); |
440 if (!FLAG_wasm_disable_structured_cloning && | 440 if (!FLAG_wasm_disable_structured_cloning && |
441 map->GetConstructor() == | 441 map->GetConstructor() == |
442 isolate_->native_context()->wasm_module_constructor()) { | 442 isolate_->native_context()->wasm_module_constructor()) { |
443 return WriteWasmModule(js_object); | 443 return WriteWasmModule(js_object); |
444 } else if (JSObject::GetInternalFieldCount(map)) { | 444 } else if (JSObject::GetEmbedderFieldCount(map)) { |
445 return WriteHostObject(js_object); | 445 return WriteHostObject(js_object); |
446 } else { | 446 } else { |
447 return WriteJSObject(js_object); | 447 return WriteJSObject(js_object); |
448 } | 448 } |
449 } | 449 } |
450 case JS_SPECIAL_API_OBJECT_TYPE: | 450 case JS_SPECIAL_API_OBJECT_TYPE: |
451 return WriteHostObject(Handle<JSObject>::cast(receiver)); | 451 return WriteHostObject(Handle<JSObject>::cast(receiver)); |
452 case JS_DATE_TYPE: | 452 case JS_DATE_TYPE: |
453 WriteJSDate(JSDate::cast(*receiver)); | 453 WriteJSDate(JSDate::cast(*receiver)); |
454 return ThrowIfOutOfMemory(); | 454 return ThrowIfOutOfMemory(); |
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797 tag = ArrayBufferViewTag::kDataView; | 797 tag = ArrayBufferViewTag::kDataView; |
798 } | 798 } |
799 WriteVarint(static_cast<uint8_t>(tag)); | 799 WriteVarint(static_cast<uint8_t>(tag)); |
800 WriteVarint(NumberToUint32(view->byte_offset())); | 800 WriteVarint(NumberToUint32(view->byte_offset())); |
801 WriteVarint(NumberToUint32(view->byte_length())); | 801 WriteVarint(NumberToUint32(view->byte_length())); |
802 return ThrowIfOutOfMemory(); | 802 return ThrowIfOutOfMemory(); |
803 } | 803 } |
804 | 804 |
805 Maybe<bool> ValueSerializer::WriteWasmModule(Handle<JSObject> object) { | 805 Maybe<bool> ValueSerializer::WriteWasmModule(Handle<JSObject> object) { |
806 Handle<WasmCompiledModule> compiled_part( | 806 Handle<WasmCompiledModule> compiled_part( |
807 WasmCompiledModule::cast(object->GetInternalField(0)), isolate_); | 807 WasmCompiledModule::cast(object->GetEmbedderField(0)), isolate_); |
808 WasmEncodingTag encoding_tag = WasmEncodingTag::kRawBytes; | 808 WasmEncodingTag encoding_tag = WasmEncodingTag::kRawBytes; |
809 WriteTag(SerializationTag::kWasmModule); | 809 WriteTag(SerializationTag::kWasmModule); |
810 WriteRawBytes(&encoding_tag, sizeof(encoding_tag)); | 810 WriteRawBytes(&encoding_tag, sizeof(encoding_tag)); |
811 | 811 |
812 Handle<String> wire_bytes(compiled_part->module_bytes(), isolate_); | 812 Handle<String> wire_bytes(compiled_part->module_bytes(), isolate_); |
813 int wire_bytes_length = wire_bytes->length(); | 813 int wire_bytes_length = wire_bytes->length(); |
814 WriteVarint<uint32_t>(wire_bytes_length); | 814 WriteVarint<uint32_t>(wire_bytes_length); |
815 uint8_t* destination; | 815 uint8_t* destination; |
816 if (ReserveRawBytes(wire_bytes_length).To(&destination)) { | 816 if (ReserveRawBytes(wire_bytes_length).To(&destination)) { |
817 String::WriteToFlat(*wire_bytes, destination, 0, wire_bytes_length); | 817 String::WriteToFlat(*wire_bytes, destination, 0, wire_bytes_length); |
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1969 if (stack.size() != 1) { | 1969 if (stack.size() != 1) { |
1970 isolate_->Throw(*isolate_->factory()->NewError( | 1970 isolate_->Throw(*isolate_->factory()->NewError( |
1971 MessageTemplate::kDataCloneDeserializationError)); | 1971 MessageTemplate::kDataCloneDeserializationError)); |
1972 return MaybeHandle<Object>(); | 1972 return MaybeHandle<Object>(); |
1973 } | 1973 } |
1974 return scope.CloseAndEscape(stack[0]); | 1974 return scope.CloseAndEscape(stack[0]); |
1975 } | 1975 } |
1976 | 1976 |
1977 } // namespace internal | 1977 } // namespace internal |
1978 } // namespace v8 | 1978 } // namespace v8 |
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