Service isolate requests Observatory assets from embedder

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_tools_api.h"
 #include "include/dart_native_api.h"
 
@@ skipping 266 matching lines @@
   const uint8_t* text_buffer = ReadFileFully(filename, &len, &error_msg);
   if (text_buffer == NULL) {
     return Dart_NewApiError(error_msg);
   }
   Dart_Handle str = Dart_NewStringFromUTF8(text_buffer, len);
   free(const_cast<uint8_t *>(text_buffer));
   return str;
 }
 
 
+Dart_Handle DartUtils::MakeUint8Array(const uint8_t* buffer, intptr_t len) {
+  Dart_Handle array = Dart_NewTypedData(Dart_TypedData_kUint8, len);
+  RETURN_IF_ERROR(array);
+  {
+    Dart_TypedData_Type td_type;
+    void* td_data;
+    intptr_t td_len;
+    Dart_Handle result =
+        Dart_TypedDataAcquireData(array, &td_type, &td_data, &td_len);
+    RETURN_IF_ERROR(result);
+    ASSERT(td_type == Dart_TypedData_kUint8);
+    ASSERT(td_len == len);
+    ASSERT(td_data != NULL);
+    memmove(td_data, buffer, td_len);
+    result = Dart_TypedDataReleaseData(array);
+    RETURN_IF_ERROR(result);
+  }
+  return array;
+}
+
+
 Dart_Handle DartUtils::SetWorkingDirectory(Dart_Handle builtin_lib) {
   Dart_Handle directory = NewString(original_working_directory);
   return SingleArgDart_Invoke(builtin_lib, "_setWorkingDirectory", directory);
 }
 
 
 Dart_Handle DartUtils::ResolveUriInWorkingDirectory(Dart_Handle script_uri,
                                                     Dart_Handle builtin_lib) {
   const int kNumArgs = 1;
   Dart_Handle dart_args[kNumArgs];
@@ skipping 976 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