Make event-handlers edge-triggered and move socket-state to Dart.

runtime/bin/dartutils.cc

 // 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 "bin/dartutils.h"
 
 #include "include/dart_api.h"
 #include "include/dart_native_api.h"
 
 #include "platform/assert.h"
@@ skipping 793 matching lines @@
   int32_t min = 0xc0000000;  // -1073741824
   int32_t max = 0x3fffffff;  // 1073741823
   ASSERT(min <= value && value < max);
   Dart_CObject object;
   object.type = Dart_CObject_kInt32;
   object.value.as_int32 = value;
   return Dart_PostCObject(port_id, &object);
 }
 
 
+bool DartUtils::PostInt64(Dart_Port port_id, int64_t value) {
+  // Post a message with the integer value.
+  Dart_CObject object;
+  object.type = Dart_CObject_kInt64;
+  object.value.as_int64 = value;
+  return Dart_PostCObject(port_id, &object);
+}
+
+
 Dart_Handle DartUtils::GetDartType(const char* library_url,
                                    const char* class_name) {
   return Dart_GetType(Dart_LookupLibrary(NewString(library_url)),
                       NewString(class_name), 0, NULL);
 }
 
 
 Dart_Handle DartUtils::NewDartOSError() {
   // Extract the current OS error.
   OSError os_error;
@@ skipping 249 matching lines @@
       new CObjectString(CObject::NewString(os_error->message()));
   CObjectArray* result = new CObjectArray(CObject::NewArray(3));
   result->SetAt(0, new CObjectInt32(CObject::NewInt32(kOSError)));
   result->SetAt(1, new CObjectInt32(CObject::NewInt32(os_error->code())));
   result->SetAt(2, error_message);
   return result;
 }
 
 }  // namespace bin
 }  // namespace dart