1 files changed, 56 insertions, 0 deletions
diff --git a/Source/WTF/wtf/text/cf/AtomicStringImplCF.cpp b/Source/WTF/wtf/text/cf/AtomicStringImplCF.cpp
new file mode 100644
index 000000000..4a3f15dae
--- /dev/null
+++ b/Source/WTF/wtf/text/cf/AtomicStringImplCF.cpp
@@ -0,0 +1,56 @@
+/*
+ * Copyright (C) 2012 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 <wtf/text/AtomicStringImpl.h>
+
+#if USE(CF)
+
+#include <CoreFoundation/CoreFoundation.h>
+#include <wtf/text/CString.h>
+
+namespace WTF {
+
+RefPtr<AtomicStringImpl> AtomicStringImpl::add(CFStringRef string)
+{
+    if (!string)
+        return nullptr;
+
+    CFIndex length = CFStringGetLength(string);
+
+    if (const LChar* ptr = reinterpret_cast<const LChar*>(CFStringGetCStringPtr(string, kCFStringEncodingISOLatin1)))
+        return add(ptr, length);
+
+    if (const UniChar* ptr = CFStringGetCharactersPtr(string))
+        return add(reinterpret_cast<const UChar*>(ptr), length);
+
+    Vector<UniChar, 1024> ucharBuffer(length);
+    CFStringGetCharacters(string, CFRangeMake(0, length), ucharBuffer.data());
+    return add(reinterpret_cast<const UChar*>(ucharBuffer.data()), length);
+}
+
+} // namespace WTF
+
+#endif // USE(CF)