Support posting of external data into dart as external uint8 arrays through the Dart API.

runtime/bin/dartutils.h

Index: runtime/bin/dartutils.h
diff --git a/runtime/bin/dartutils.h b/runtime/bin/dartutils.h
index 8ecad89962606d9a5981d69213a6416283c74ece..af7e18d7d734364aa4c43a1a54d9aac4a8caace0 100644
--- a/runtime/bin/dartutils.h
+++ b/runtime/bin/dartutils.h
@@ -169,6 +169,10 @@ class CObject {
   static Dart_CObject* NewString(const char* str);
   static Dart_CObject* NewArray(int length);
   static Dart_CObject* NewUint8Array(int length);
+  static Dart_CObject* NewExternalUint8Array(int length,
+                                             uint8_t* data,
+                                             void* peer,
+                                             Dart_PeerFinalizer callback);
 
   Dart_CObject* AsApiCObject() { return cobject_; }
 
@@ -305,4 +309,17 @@ class CObjectUint8Array : public CObject {
   uint8_t* Buffer() const { return cobject_->value.as_byte_array.values; }
 };
 
+
+class CObjectExternalUint8Array : public CObject {
+ public:
+  DECLARE_COBJECT_CONSTRUCTORS(ExternalUint8Array)
+
+  int Length() const { return cobject_->value.as_external_byte_array.length; }
+  uint8_t* Data() const { return cobject_->value.as_external_byte_array.data; }
+  void* Peer() const { return cobject_->value.as_external_byte_array.peer; }
+  Dart_PeerFinalizer Callback() const {
+    return cobject_->value.as_external_byte_array.callback;
+  }

[siva, 2012/06/28 16:44:05]

DISALLOW_COPY_AND_ASSIGN(...);

Seems to be missing in all the classes in this file, not sure why.

[Mads Ager (google), 2012/06/28 18:06:51]

Me neither, but they are there now. Thanks. :)

+};
+
 #endif  // BIN_DARTUTILS_H_