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/*
* Copyright (C) 2017 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.
*/
#pragma once
#include "Decoder.h"
#include "Encoder.h"
#include "SandboxExtension.h"
#include <WebCore/FormData.h>
namespace IPC {
class FormDataReference {
public:
FormDataReference() = default;
explicit FormDataReference(RefPtr<WebCore::FormData>&& data)
: m_data(WTFMove(data))
{
}
FormDataReference(RefPtr<WebCore::FormData>&&, Vector<WebKit::SandboxExtensionHandle>&&);
RefPtr<WebCore::FormData> data() const { return m_data.get(); }
RefPtr<WebCore::FormData> takeData() { return WTFMove(m_data); }
Vector<WebKit::SandboxExtensionHandle> sandboxExtensionHandles() const;
private:
RefPtr<WebCore::FormData> m_data;
};
inline FormDataReference::FormDataReference(RefPtr<WebCore::FormData>&& data, Vector<WebKit::SandboxExtensionHandle>&& sandboxExtensionHandles)
: m_data(WTFMove(data))
{
WebKit::SandboxExtension::consumePermanently(WTFMove(sandboxExtensionHandles));
}
inline Vector<WebKit::SandboxExtensionHandle> FormDataReference::sandboxExtensionHandles() const
{
if (!m_data)
return { };
return WTF::compactMap(m_data->elements(), [](auto& element) -> std::optional<WebKit::SandboxExtensionHandle> {
if (auto* fileData = std::get_if<WebCore::FormDataElement::EncodedFileData>(&element.data)) {
const String& path = fileData->filename;
if (auto handle = WebKit::SandboxExtension::createHandle(path, WebKit::SandboxExtension::Type::ReadOnly))
return { WTFMove(*handle) };
}
return std::nullopt;
});
}
} // namespace IPC
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