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/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
* Copyright (c) 2022, the SerenityOS developers.
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/Error.h>
#include <AK/NonnullRefPtrVector.h>
#include <AK/RefCounted.h>
#include <AK/RefPtr.h>
#include <unistd.h>
namespace IPC {
class AutoCloseFileDescriptor : public RefCounted<AutoCloseFileDescriptor> {
public:
AutoCloseFileDescriptor(int fd)
: m_fd(fd)
{
}
~AutoCloseFileDescriptor()
{
if (m_fd != -1)
close(m_fd);
}
int value() const { return m_fd; }
private:
int m_fd;
};
struct MessageBuffer {
Vector<u8, 1024> data;
NonnullRefPtrVector<AutoCloseFileDescriptor, 1> fds;
};
enum class ErrorCode : u32 {
PeerDisconnected
};
template<typename Value>
using IPCErrorOr = ErrorOr<Value, ErrorCode>;
class Message {
public:
virtual ~Message() = default;
virtual u32 endpoint_magic() const = 0;
virtual int message_id() const = 0;
virtual char const* message_name() const = 0;
virtual bool valid() const = 0;
virtual MessageBuffer encode() const = 0;
protected:
Message() = default;
};
}
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