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// Copyright (c) 2015 Egor Tensin <Egor.Tensin@gmail.com>
// This file is part of the "Windows 7 drivers" project.
// For details, see https://github.com/egor-tensin/windows7-drivers.
// Distributed under the MIT License.
#pragma once
#include "common.hpp"
#include "handle.hpp"
#include <Windows.h>
#include <cstddef>
#include <string>
#include <utility>
namespace libservice
{
class Device
{
public:
typedef DWORD Code;
static Device open(const std::string& path);
Device(Device&& other) LIBSERVICE_NOEXCEPT
{
swap(other);
}
Device& operator=(Device other) LIBSERVICE_NOEXCEPT
{
swap(other);
return *this;
}
void swap(Device& other) LIBSERVICE_NOEXCEPT
{
using std::swap;
swap(handle, other.handle);
}
std::size_t get_required_output_size(
Code code,
const void* in_buf,
std::size_t in_buf_size) const;
std::size_t send_control_code(
Code code,
const void* in_buf,
std::size_t in_buf_size,
void* out_buf,
std::size_t out_buf_size) const;
private:
Device(Handle handle)
: handle(std::move(handle))
{ }
Handle handle;
Device(const Device&) = delete;
};
void swap(Device&, Device&) LIBSERVICE_NOEXCEPT;
}
namespace std
{
template <>
void swap<libservice::Device>(
libservice::Device&,
libservice::Device&) LIBSERVICE_NOEXCEPT;
}
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