/* * Copyright (C) 2017 Google Inc. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are * met: * * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above * copyright notice, this list of conditions and the following disclaimer * in the documentation and/or other materials provided with the * distribution. * * Neither the name of Google Inc. nor the names of its * contributors may be used to endorse or promote products derived from * this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #ifdef UNSAFE_BUFFERS_BUILD // TODO(crbug.com/351564777): Remove this and convert code to safer constructs. #pragma allow_unsafe_buffers #endif #include "third_party/blink/renderer/bindings/core/v8/v8_binding_for_core.h" #include "base/debug/dump_without_crashing.h" #include "third_party/blink/renderer/bindings/core/v8/idl_types.h" #include "third_party/blink/renderer/bindings/core/v8/native_value_traits_impl.h" #include "third_party/blink/renderer/bindings/core/v8/script_controller.h" #include "third_party/blink/renderer/bindings/core/v8/script_state_impl.h" #include "third_party/blink/renderer/bindings/core/v8/v8_dom_exception.h" #include "third_party/blink/renderer/bindings/core/v8/v8_element.h" #include "third_party/blink/renderer/bindings/core/v8/v8_event_target.h" #include "third_party/blink/renderer/bindings/core/v8/v8_html_link_element.h" #include "third_party/blink/renderer/bindings/core/v8/v8_object_builder.h" #include "third_party/blink/renderer/bindings/core/v8/v8_script_runner.h" #include "third_party/blink/renderer/bindings/core/v8/v8_window.h" #include "third_party/blink/renderer/bindings/core/v8/window_proxy.h" #include "third_party/blink/renderer/bindings/core/v8/window_proxy_manager.h" #include "third_party/blink/renderer/bindings/core/v8/worker_or_worklet_script_controller.h" #include "third_party/blink/renderer/core/dom/element.h" #include "third_party/blink/renderer/core/dom/qualified_name.h" #include "third_party/blink/renderer/core/execution_context/agent.h" #include "third_party/blink/renderer/core/frame/local_dom_window.h" #include "third_party/blink/renderer/core/frame/local_frame.h" #include "third_party/blink/renderer/core/frame/local_frame_client.h" #include "third_party/blink/renderer/core/frame/settings.h" #include "third_party/blink/renderer/core/inspector/inspector_trace_events.h" #include "third_party/blink/renderer/core/loader/frame_loader.h" #include "third_party/blink/renderer/core/shadow_realm/shadow_realm_global_scope.h" #include "third_party/blink/renderer/core/workers/worker_global_scope.h" #include "third_party/blink/renderer/core/workers/worker_or_worklet_global_scope.h" #include "third_party/blink/renderer/core/workers/worklet_global_scope.h" #include "third_party/blink/renderer/platform/bindings/runtime_call_stats.h" #include "third_party/blink/renderer/platform/bindings/script_state.h" #include "third_party/blink/renderer/platform/bindings/v8_binding_macros.h" #include "third_party/blink/renderer/platform/bindings/v8_object_constructor.h" #include "third_party/blink/renderer/platform/instrumentation/tracing/traced_value.h" #include "third_party/blink/renderer/platform/scheduler/public/event_loop.h" #include "third_party/blink/renderer/platform/wtf/math_extras.h" #include "third_party/blink/renderer/platform/wtf/std_lib_extras.h" #include "third_party/blink/renderer/platform/wtf/text/atomic_string.h" #include "third_party/blink/renderer/platform/wtf/text/character_names.h" #include "third_party/blink/renderer/platform/wtf/text/string_buffer.h" #include "third_party/blink/renderer/platform/wtf/text/string_builder.h" #include "third_party/blink/renderer/platform/wtf/text/string_hash.h" #include "third_party/blink/renderer/platform/wtf/text/unicode.h" #include "third_party/blink/renderer/platform/wtf/text/wtf_string.h" #include "third_party/blink/renderer/platform/wtf/threading.h" namespace blink { void V8SetReturnValue(const v8::PropertyCallbackInfo<v8::Value>& info, const v8::PropertyDescriptor& descriptor) { … } const int32_t kMaxInt32 = …; const int32_t kMinInt32 = …; const uint32_t kMaxUInt32 = …; const int64_t kJSMaxInteger = …; // 2^53 - 1, maximum uniquely representable integer in ECMAScript. static double EnforceRange(double x, double minimum, double maximum, const char* type_name, ExceptionState& exception_state) { … } template <typename T> struct IntTypeNumberOfValues { … }; template <typename T> struct IntTypeLimits { … }; template <> struct IntTypeLimits<int8_t> { … }; template <> struct IntTypeLimits<uint8_t> { … }; template <> struct IntTypeLimits<int16_t> { … }; template <> struct IntTypeLimits<uint16_t> { … }; template <typename T> static inline T ToSmallerInt(v8::Isolate* isolate, v8::Local<v8::Value> value, IntegerConversionConfiguration configuration, const char* type_name, ExceptionState& exception_state) { … } template <typename T> static inline T ToSmallerUInt(v8::Isolate* isolate, v8::Local<v8::Value> value, IntegerConversionConfiguration configuration, const char* type_name, ExceptionState& exception_state) { … } int8_t ToInt8(v8::Isolate* isolate, v8::Local<v8::Value> value, IntegerConversionConfiguration configuration, ExceptionState& exception_state) { … } uint8_t ToUInt8(v8::Isolate* isolate, v8::Local<v8::Value> value, IntegerConversionConfiguration configuration, ExceptionState& exception_state) { … } int16_t ToInt16(v8::Isolate* isolate, v8::Local<v8::Value> value, IntegerConversionConfiguration configuration, ExceptionState& exception_state) { … } uint16_t ToUInt16(v8::Isolate* isolate, v8::Local<v8::Value> value, IntegerConversionConfiguration configuration, ExceptionState& exception_state) { … } int32_t ToInt32Slow(v8::Isolate* isolate, v8::Local<v8::Value> value, IntegerConversionConfiguration configuration, ExceptionState& exception_state) { … } uint32_t ToUInt32Slow(v8::Isolate* isolate, v8::Local<v8::Value> value, IntegerConversionConfiguration configuration, ExceptionState& exception_state) { … } int64_t ToInt64Slow(v8::Isolate* isolate, v8::Local<v8::Value> value, IntegerConversionConfiguration configuration, ExceptionState& exception_state) { … } uint64_t ToUInt64Slow(v8::Isolate* isolate, v8::Local<v8::Value> value, IntegerConversionConfiguration configuration, ExceptionState& exception_state) { … } float ToRestrictedFloat(v8::Isolate* isolate, v8::Local<v8::Value> value, ExceptionState& exception_state) { … } double ToDoubleSlow(v8::Isolate* isolate, v8::Local<v8::Value> value, ExceptionState& exception_state) { … } double ToRestrictedDouble(v8::Isolate* isolate, v8::Local<v8::Value> value, ExceptionState& exception_state) { … } static bool HasUnmatchedSurrogates(const String& string) { … } // Replace unmatched surrogates with REPLACEMENT CHARACTER U+FFFD. String ReplaceUnmatchedSurrogates(String string) { … } LocalDOMWindow* ToLocalDOMWindow(const ScriptState* script_state) { … } ExecutionContext* ToExecutionContext(const ScriptState* script_state) { … } LocalDOMWindow* ToLocalDOMWindow(v8::Local<v8::Context> context) { … } LocalDOMWindow* EnteredDOMWindow(v8::Isolate* isolate) { … } LocalDOMWindow* IncumbentDOMWindow(v8::Isolate* isolate) { … } LocalDOMWindow* CurrentDOMWindow(v8::Isolate* isolate) { … } ExecutionContext* ToExecutionContext(v8::Local<v8::Context> context) { … } ExecutionContext* CurrentExecutionContext(v8::Isolate* isolate) { … } LocalFrame* ToLocalFrameIfNotDetached(v8::Local<v8::Context> context) { … } static ScriptState* ToScriptStateImpl(LocalFrame* frame, DOMWrapperWorld& world) { … } v8::Local<v8::Context> ToV8Context(ExecutionContext* context, DOMWrapperWorld& world) { … } v8::Local<v8::Context> ToV8Context(LocalFrame* frame, DOMWrapperWorld& world) { … } // TODO(ishell): return ScriptState* in order to avoid unnecessary hops // script_state -> context -> script_state on caller side. v8::Local<v8::Context> ToV8ContextEvenIfDetached(LocalFrame* frame, DOMWrapperWorld& world) { … } v8::Local<v8::Context> ToV8ContextMaybeEmpty(LocalFrame* frame, DOMWrapperWorld& world) { … } ScriptState* ToScriptState(ExecutionContext* context, DOMWrapperWorld& world) { … } ScriptState* ToScriptState(LocalFrame* frame, DOMWrapperWorld& world) { … } ScriptState* ToScriptStateForMainWorld(LocalFrame* frame) { … } ScriptState* ToScriptStateForMainWorld(ExecutionContext* context) { … } bool IsValidEnum(const String& value, const char* const* valid_values, size_t length, const String& enum_name, ExceptionState& exception_state) { … } bool IsValidEnum(const Vector<String>& values, const char* const* valid_values, size_t length, const String& enum_name, ExceptionState& exception_state) { … } v8::Local<v8::Function> GetEsIteratorMethod(v8::Isolate* isolate, v8::Local<v8::Object> object, ExceptionState& exception_state) { … } v8::Local<v8::Object> GetEsIteratorWithMethod( v8::Isolate* isolate, v8::Local<v8::Function> getter_function, v8::Local<v8::Object> object, ExceptionState& exception_state) { … } bool HasCallableIteratorSymbol(v8::Isolate* isolate, v8::Local<v8::Value> value, ExceptionState& exception_state) { … } v8::Isolate* ToIsolate(const LocalFrame* frame) { … } v8::Local<v8::Value> FromJSONString(v8::Isolate* isolate, v8::Local<v8::Context> context, const String& stringified_json, ExceptionState& exception_state) { … } v8::Local<v8::Value> FromJSONString(v8::Isolate* isolate, v8::Local<v8::Context> context, const String& stringified_json, TryRethrowScope&) { … } Vector<String> GetOwnPropertyNames(v8::Isolate* isolate, const v8::Local<v8::Object>& object, ExceptionState& exception_state) { … } v8::MicrotaskQueue* ToMicrotaskQueue(ExecutionContext* execution_context) { … } v8::MicrotaskQueue* ToMicrotaskQueue(ScriptState* script_state) { … } scheduler::EventLoop& ToEventLoop(ExecutionContext* execution_context) { … } scheduler::EventLoop& ToEventLoop(ScriptState* script_state) { … } bool IsInParallelAlgorithmRunnable(ExecutionContext* execution_context, ScriptState* script_state) { … } void ApplyContextToException(ScriptState* script_state, v8::Local<v8::Value> exception, const ExceptionContext& exception_context) { … } } // namespace blink
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