Merge WebKit at r75993: Initial merge by git.

Change-Id: I602bbdc3974787a3b0450456a30a7868286921c3

1 files changed, 105 insertions, 0 deletions

diff --git a/Source/WebKit2/Shared/SandboxExtension.h b/Source/WebKit2/Shared/SandboxExtension.h
new file mode 100644
index 0000000..0dfcab0
--- /dev/null
+++ b/Source/WebKit2/Shared/SandboxExtension.h
@@ -0,0 +1,105 @@
+/*
+ * Copyright (C) 2010 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.
+ */
+
+#ifndef SandboxExtension_h
+#define SandboxExtension_h
+
+#include <wtf/Forward.h>
+#include <wtf/Noncopyable.h>
+#include <wtf/PassRefPtr.h>
+#include <wtf/RefCounted.h>
+#include <wtf/text/WTFString.h>
+
+#if ENABLE(WEB_PROCESS_SANDBOX)
+typedef struct __WKSandboxExtension* WKSandboxExtensionRef;
+#endif
+
+namespace CoreIPC {
+    class ArgumentEncoder;
+    class ArgumentDecoder;
+}
+
+namespace WebKit {
+
+class SandboxExtension : public RefCounted<SandboxExtension> {
+public:
+    enum Type {
+        ReadOnly,
+        WriteOnly,
+        ReadWrite,
+    };
+
+    class Handle {
+        WTF_MAKE_NONCOPYABLE(Handle);
+    
+    public:
+        Handle();
+        ~Handle();
+
+        void encode(CoreIPC::ArgumentEncoder*) const;
+        static bool decode(CoreIPC::ArgumentDecoder*, Handle&);
+
+    private:
+        friend class SandboxExtension;
+#if ENABLE(WEB_PROCESS_SANDBOX)
+        mutable WKSandboxExtensionRef m_sandboxExtension;
+#endif
+    };
+
+    static PassRefPtr<SandboxExtension> create(const Handle&);
+    static void createHandle(const String& path, Type type, Handle&);
+    static String createHandleForTemporaryFile(const String& prefix, Type type, Handle&);
+    ~SandboxExtension();
+
+    bool invalidate();
+    bool consume();
+    bool consumePermanently();
+
+private:
+    explicit SandboxExtension(const Handle&);
+                     
+#if ENABLE(WEB_PROCESS_SANDBOX)
+    mutable WKSandboxExtensionRef m_sandboxExtension;
+#endif
+};
+
+#if !ENABLE(WEB_PROCESS_SANDBOX)
+inline SandboxExtension::Handle::Handle() { }
+inline SandboxExtension::Handle::~Handle() { }
+inline void SandboxExtension::Handle::encode(CoreIPC::ArgumentEncoder*) const { }
+inline bool SandboxExtension::Handle::decode(CoreIPC::ArgumentDecoder*, Handle&) { return true; }
+inline PassRefPtr<SandboxExtension> SandboxExtension::create(const Handle&) { return 0; }
+inline void SandboxExtension::createHandle(const String& path, Type type, Handle&) { }
+inline String SandboxExtension::createHandleForTemporaryFile(const String& prefix, Type type, Handle&) {return String();}
+inline SandboxExtension::~SandboxExtension() { }
+inline bool SandboxExtension::invalidate() { return true; }
+inline bool SandboxExtension::consume() { return true; }
+inline bool SandboxExtension::consumePermanently() { return true; }
+#endif
+
+} // namespace WebKit
+
+
+#endif // SandboxExtension_h