dart-sdk/runtime/vm/native_message_handler.cc
Ryan Macnak bbefc05748 [vm] Rewrite isolate message serialization.
TEST=ci
Bug: https://github.com/dart-lang/sdk/issues/25559
Bug: https://github.com/dart-lang/sdk/issues/27285
Bug: https://github.com/flutter/flutter/issues/84691
Change-Id: I04608c5d337144195748d5f3509a29eb3116585d
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/207865
Reviewed-by: Siva Annamalai <asiva@google.com>
Commit-Queue: Ryan Macnak <rmacnak@google.com>
2021-07-29 16:55:55 +00:00

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1.3 KiB
C++

// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
#include "vm/native_message_handler.h"
#include <memory>
#include "vm/dart_api_message.h"
#include "vm/isolate.h"
#include "vm/message.h"
#include "vm/message_snapshot.h"
#include "vm/snapshot.h"
namespace dart {
NativeMessageHandler::NativeMessageHandler(const char* name,
Dart_NativeMessageHandler func)
: name_(Utils::StrDup(name)), func_(func) {}
NativeMessageHandler::~NativeMessageHandler() {
free(name_);
}
#if defined(DEBUG)
void NativeMessageHandler::CheckAccess() {
ASSERT(Isolate::Current() == NULL);
}
#endif
MessageHandler::MessageStatus NativeMessageHandler::HandleMessage(
std::unique_ptr<Message> message) {
if (message->IsOOB()) {
// We currently do not use OOB messages for native ports.
UNREACHABLE();
}
// We create a native scope for handling the message.
// All allocation of objects for decoding the message is done in the
// zone associated with this scope.
ApiNativeScope scope;
Dart_CObject* object = ReadApiMessage(scope.zone(), message.get());
(*func())(message->dest_port(), object);
return kOK;
}
} // namespace dart