musique/lib/link/include/ableton/discovery/test/PayloadEntries.hpp
2023-01-14 22:52:45 +01:00

135 lines
3.8 KiB
C++

/* Copyright 2016, Ableton AG, Berlin. All rights reserved.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* If you would like to incorporate Link into a proprietary software application,
* please contact <link-devs@ableton.com>.
*/
#pragma once
#include <ableton/discovery/NetworkByteStreamSerializable.hpp>
#include <cstdint>
#include <tuple>
#include <utility>
#include <ableton/mbliterals.hpp>
namespace ableton
{
namespace discovery
{
namespace test
{
// Test payload entries
// A fixed-size entry type
struct Foo
{
static const std::int32_t key = '_foo';
static_assert(key == 0x5f666f6f, "Unexpected byte order");
std::int32_t fooVal;
friend std::uint32_t sizeInByteStream(const Foo& foo)
{
// Namespace qualification is needed to avoid ambiguous function definitions
return discovery::sizeInByteStream(foo.fooVal);
}
template <typename It>
friend It toNetworkByteStream(const Foo& foo, It out)
{
return discovery::toNetworkByteStream(foo.fooVal, std::move(out));
}
template <typename It>
static std::pair<Foo, It> fromNetworkByteStream(It begin, It end)
{
auto result = Deserialize<decltype(fooVal)>::fromNetworkByteStream(
std::move(begin), std::move(end));
return std::make_pair(Foo{std::move(result.first)}, std::move(result.second));
}
};
// A variable-size entry type
struct Bar
{
static const std::int32_t key = ableton::bytes("_bar");
static_assert(key == 0x5f626172, "Unexpected byte order");
std::vector<std::uint64_t> barVals;
friend std::uint32_t sizeInByteStream(const Bar& bar)
{
return discovery::sizeInByteStream(bar.barVals);
}
template <typename It>
friend It toNetworkByteStream(const Bar& bar, It out)
{
return discovery::toNetworkByteStream(bar.barVals, out);
}
template <typename It>
static std::pair<Bar, It> fromNetworkByteStream(It begin, It end)
{
auto result = Deserialize<decltype(barVals)>::fromNetworkByteStream(
std::move(begin), std::move(end));
return std::make_pair(Bar{std::move(result.first)}, std::move(result.second));
}
};
// An entry type with two vectors
struct Foobar
{
static const std::int32_t key = ableton::bytes("fbar");
static_assert(key == 0x66626172, "Unexpected byte order");
using FoobarVector = std::vector<std::uint64_t>;
using FoobarTuple = std::tuple<FoobarVector, FoobarVector>;
FoobarVector fooVals;
FoobarVector barVals;
friend std::uint32_t sizeInByteStream(const Foobar& foobar)
{
return discovery::sizeInByteStream(foobar.asTuple());
}
template <typename It>
friend It toNetworkByteStream(const Foobar& foobar, It out)
{
return discovery::toNetworkByteStream(foobar.asTuple(), out);
}
template <typename It>
static std::pair<Foobar, It> fromNetworkByteStream(It begin, It end)
{
const auto result =
Deserialize<FoobarTuple>::fromNetworkByteStream(std::move(begin), std::move(end));
const auto foobar = Foobar{std::get<0>(result.first), std::get<1>(result.first)};
return std::make_pair(std::move(foobar), std::move(result.second));
}
FoobarTuple asTuple() const
{
return std::make_tuple(fooVals, barVals);
}
};
} // namespace test
} // namespace discovery
} // namespace ableton