1 files changed, 69 insertions, 0 deletions
diff --git a/Source/WebKit2/Shared/WebCoreArgumentCoders.cpp b/Source/WebKit2/Shared/WebCoreArgumentCoders.cpp
new file mode 100644
index 0000000..e97c7fd
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+++ b/Source/WebKit2/Shared/WebCoreArgumentCoders.cpp
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+/*
+ * Copyright (C) 2011 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "config.h"
+#include "WebCoreArgumentCoders.h"
+
+using namespace WebCore;
+using namespace WebKit;
+
+namespace CoreIPC {
+
+// For now, these are CG-only. Once other platforms have createImage functions,
+// we can compile these for non-CG builds.
+#if PLATFORM(CG)
+
+void encodeImage(ArgumentEncoder* encoder, Image* image)
+{
+    RefPtr<ShareableBitmap> bitmap = ShareableBitmap::createShareable(image->size());
+    bitmap->createGraphicsContext()->drawImage(image, ColorSpaceDeviceRGB, IntPoint());
+    SharedMemory::Handle handle;
+    bitmap->createHandle(handle);
+
+    encoder->encode(image->size());
+    encoder->encode(handle);
+}
+
+bool decodeImage(ArgumentDecoder* decoder, RefPtr<Image>& image)
+{
+    IntSize imageSize;
+    if (!decoder->decode(imageSize))
+        return false;
+    SharedMemory::Handle handle;
+    if (!decoder->decode(handle))
+        return false;
+    
+    RefPtr<ShareableBitmap> bitmap = ShareableBitmap::create(imageSize, handle);
+    if (!bitmap)
+        return false;
+    image = createImage(bitmap.get());
+    if (!image)
+        return false;
+    return true;
+}
+    
+#endif
+
+}