/*
* Copyright (C) 2019 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

#if ENABLE(GPU_PROCESS)

#include "ArgumentCoders.h"
#include <optional>

namespace WebKit {

struct GPUProcessConnectionInfo {
#if HAVE(AUDIT_TOKEN)
    std::optional<audit_token_t> auditToken;
#endif
#if ENABLE(VP9)
    bool hasVP9HardwareDecoder { false };
    bool hasVP9ExtensionSupport { false };
#endif

    void encode(IPC::Encoder& encoder) const
    {
#if HAVE(AUDIT_TOKEN)
        encoder << auditToken;
#endif
#if ENABLE(VP9)
        encoder << hasVP9HardwareDecoder;
        encoder << hasVP9ExtensionSupport;
#endif
    }

    static WARN_UNUSED_RETURN std::optional<GPUProcessConnectionInfo> decode(IPC::Decoder& decoder)
    {
#if HAVE(AUDIT_TOKEN)
        auto auditToken = decoder.decode<std::optional<audit_token_t>>();
#endif
#if ENABLE(VP9)
        auto hasVP9HardwareDecoder = decoder.decode<bool>();
        auto hasVP9ExtensionSupport = decoder.decode<bool>();
#endif
        if (!decoder.isValid())
            return std::nullopt;
        return GPUProcessConnectionInfo {
#if HAVE(AUDIT_TOKEN)
            *auditToken,
#endif
#if ENABLE(VP9)
            *hasVP9HardwareDecoder,
            *hasVP9ExtensionSupport
#endif
        };
    }
};

} // namespace WebKit

#endif // ENABLE(GPU_PROCESS)
