Ryan Macnak
0ed4d44a99
Gets as far as encountering null Instructions in the first Dart_Invoke after loading the snapshot. R=asiva@google.com Review URL: https://codereview.chromium.org//1318803002 .
95 lines
2.7 KiB
C++
95 lines
2.7 KiB
C++
// Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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#include "include/dart_native_api.h"
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#include "platform/assert.h"
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#include "vm/dart_api_impl.h"
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#include "vm/dart_api_message.h"
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#include "vm/dart_api_state.h"
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#include "vm/message.h"
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#include "vm/native_message_handler.h"
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#include "vm/port.h"
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namespace dart {
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// --- Message sending/receiving from native code ---
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static uint8_t* allocator(uint8_t* ptr, intptr_t old_size, intptr_t new_size) {
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void* new_ptr = realloc(reinterpret_cast<void*>(ptr), new_size);
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return reinterpret_cast<uint8_t*>(new_ptr);
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}
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DART_EXPORT bool Dart_PostCObject(Dart_Port port_id, Dart_CObject* message) {
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uint8_t* buffer = NULL;
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ApiMessageWriter writer(&buffer, allocator);
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bool success = writer.WriteCMessage(message);
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if (!success) return success;
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// Post the message at the given port.
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return PortMap::PostMessage(new Message(
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port_id, buffer, writer.BytesWritten(), Message::kNormalPriority));
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}
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DART_EXPORT Dart_Port Dart_NewNativePort(const char* name,
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Dart_NativeMessageHandler handler,
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bool handle_concurrently) {
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if (name == NULL) {
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name = "<UnnamedNativePort>";
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}
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if (handler == NULL) {
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OS::PrintErr("%s expects argument 'handler' to be non-null.\n",
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CURRENT_FUNC);
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return ILLEGAL_PORT;
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}
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// Start the native port without a current isolate.
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IsolateSaver saver(Isolate::Current());
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Thread::ExitIsolate();
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NativeMessageHandler* nmh = new NativeMessageHandler(name, handler);
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Dart_Port port_id = PortMap::CreatePort(nmh);
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nmh->Run(Dart::thread_pool(), NULL, NULL, 0);
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return port_id;
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}
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DART_EXPORT bool Dart_CloseNativePort(Dart_Port native_port_id) {
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// Close the native port without a current isolate.
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IsolateSaver saver(Isolate::Current());
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Thread::ExitIsolate();
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// TODO(turnidge): Check that the port is native before trying to close.
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return PortMap::ClosePort(native_port_id);
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}
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// --- Verification tools ---
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static void CompileAll(Isolate* isolate, Dart_Handle* result) {
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ASSERT(isolate != NULL);
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const Error& error = Error::Handle(isolate, Library::CompileAll());
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if (error.IsNull()) {
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*result = Api::Success();
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} else {
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*result = Api::NewHandle(isolate, error.raw());
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}
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}
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DART_EXPORT Dart_Handle Dart_CompileAll() {
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DARTSCOPE(Thread::Current());
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Dart_Handle result = Api::CheckAndFinalizePendingClasses(I);
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if (::Dart_IsError(result)) {
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return result;
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}
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CHECK_CALLBACK_STATE(I);
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CompileAll(I, &result);
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return result;
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}
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} // namespace dart
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