Merge WebKit at r75315: Initial merge by git.

Change-Id: I570314b346ce101c935ed22a626b48c2af266b84

1 files changed, 184 insertions, 0 deletions

diff --git a/Source/WebCore/platform/network/BlobData.h b/Source/WebCore/platform/network/BlobData.h
new file mode 100644
index 0000000..1ff6344
--- /dev/null
+++ b/Source/WebCore/platform/network/BlobData.h
@@ -0,0 +1,184 @@
+/*
+ * Copyright (C) 2010 Google 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:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * 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.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT
+ * OWNER OR 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 BlobData_h
+#define BlobData_h
+
+#include "KURL.h"
+#include "PlatformString.h"
+#include <wtf/Forward.h>
+#include <wtf/ThreadSafeShared.h>
+
+namespace WebCore {
+
+class RawData : public ThreadSafeShared<RawData> {
+public:
+    static PassRefPtr<RawData> create()
+    {
+        return adoptRef(new RawData());
+    }
+
+    void detachFromCurrentThread();
+
+    const char* data() const { return m_data.data(); }
+    size_t length() const { return m_data.size(); }
+    Vector<char>* mutableData() { return &m_data; }
+
+private:
+    RawData();
+
+    Vector<char> m_data;
+};
+
+struct BlobDataItem {
+    static const long long toEndOfFile;
+    static const double doNotCheckFileChange;
+
+    // Default constructor.
+    BlobDataItem()
+        : type(Data)
+        , offset(0)
+        , length(toEndOfFile)
+        , expectedModificationTime(doNotCheckFileChange)
+    {
+    }
+
+    // Constructor for String type (complete string).
+    explicit BlobDataItem(PassRefPtr<RawData> data)
+        : type(Data)
+        , data(data)
+        , offset(0)
+        , length(toEndOfFile)
+        , expectedModificationTime(doNotCheckFileChange)
+    {
+    }
+
+    // Constructor for File type (complete file).
+    explicit BlobDataItem(const String& path)
+        : type(File)
+        , path(path)
+        , offset(0)
+        , length(toEndOfFile)
+        , expectedModificationTime(doNotCheckFileChange)
+    {
+    }
+
+    // Constructor for File type (partial file).
+    BlobDataItem(const String& path, long long offset, long long length, double expectedModificationTime)
+        : type(File)
+        , path(path)
+        , offset(offset)
+        , length(length)
+        , expectedModificationTime(expectedModificationTime)
+    {
+    }
+    
+    // Constructor for Blob type.
+    BlobDataItem(const KURL& url, long long offset, long long length)
+        : type(Blob)
+        , url(url)
+        , offset(offset)
+        , length(length)
+        , expectedModificationTime(doNotCheckFileChange)
+    {
+    }
+
+    // Detaches from current thread so that it can be passed to another thread.
+    void detachFromCurrentThread();
+
+    enum { Data, File, Blob } type;
+    
+    // For Data type.
+    RefPtr<RawData> data;
+
+    // For File type.
+    String path;
+
+    // For Blob type.
+    KURL url;
+
+    long long offset;
+    long long length;
+    double expectedModificationTime;
+
+private:
+    friend class BlobData;
+
+    // Constructor for String type (partial string).
+    BlobDataItem(PassRefPtr<RawData> data, long long offset, long long length)
+        : type(Data)
+        , data(data)
+        , offset(offset)
+        , length(length)
+        , expectedModificationTime(doNotCheckFileChange)
+    {
+    }
+};
+
+typedef Vector<BlobDataItem> BlobDataItemList;
+
+class BlobData {
+public:
+    static PassOwnPtr<BlobData> create();
+
+    // Detaches from current thread so that it can be passed to another thread.
+    void detachFromCurrentThread();
+
+    const String& contentType() const { return m_contentType; }
+    void setContentType(const String& contentType) { m_contentType = contentType; }
+
+    const String& contentDisposition() const { return m_contentDisposition; }
+    void setContentDisposition(const String& contentDisposition) { m_contentDisposition = contentDisposition; }
+
+    const BlobDataItemList& items() const { return m_items; }
+    void swapItems(BlobDataItemList&);
+
+    void appendData(PassRefPtr<RawData>, long long offset, long long length);
+    void appendFile(const String& path);
+    void appendFile(const String& path, long long offset, long long length, double expectedModificationTime);
+    void appendBlob(const KURL&, long long offset, long long length);
+
+private:
+    friend class BlobRegistryImpl;
+    friend class BlobStorageData;
+
+    BlobData() { }
+
+    // This is only exposed to BlobStorageData.
+    void appendData(const RawData&, long long offset, long long length);
+
+    String m_contentType;
+    String m_contentDisposition;
+    BlobDataItemList m_items;
+};
+
+} // namespace WebCore
+
+#endif // BlobData_h