Atmosphere/libraries/libstratosphere/include/stratosphere/socket/socket_system_config.hpp

60 lines
3.1 KiB
C++

/*
* Copyright (c) 2018-2020 Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope 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/>.
*/
#pragma once
#include <vapours.hpp>
#include <stratosphere/socket/socket_config.hpp>
namespace ams::socket {
class SystemConfigDefault : public Config {
public:
static constexpr size_t DefaultTcpInitialSendBufferSize = 32_KB;
static constexpr size_t DefaultTcpInitialReceiveBufferSize = 64_KB;
static constexpr size_t DefaultTcpAutoSendBufferSizeMax = 256_KB;
static constexpr size_t DefaultTcpAutoReceiveBufferSizeMax = 256_KB;
static constexpr size_t DefaultUdpSendBufferSize = 9_KB;
static constexpr size_t DefaultUdpReceiveBufferSize = 42240;
static constexpr auto DefaultSocketBufferEfficiency = 2;
static constexpr auto DefaultConcurrency = 8;
static constexpr size_t DefaultAllocatorPoolSize = 128_KB;
static constexpr size_t PerTcpSocketWorstCaseMemoryPoolSize = [] {
constexpr size_t WorstCaseTcpSendBufferSize = AlignMss(std::max(DefaultTcpInitialSendBufferSize, DefaultTcpAutoSendBufferSizeMax));
constexpr size_t WorstCaseTcpReceiveBufferSize = AlignMss(std::max(DefaultTcpInitialReceiveBufferSize, DefaultTcpAutoReceiveBufferSizeMax));
return util::AlignUp(WorstCaseTcpSendBufferSize * DefaultSocketBufferEfficiency + WorstCaseTcpReceiveBufferSize * DefaultSocketBufferEfficiency, os::MemoryPageSize);
}();
static constexpr size_t PerUdpSocketWorstCaseMemoryPoolSize = [] {
constexpr size_t WorstCaseUdpSendBufferSize = AlignMss(DefaultUdpSendBufferSize);
constexpr size_t WorstCaseUdpReceiveBufferSize = AlignMss(DefaultUdpReceiveBufferSize);
return util::AlignUp(WorstCaseUdpSendBufferSize * DefaultSocketBufferEfficiency + WorstCaseUdpReceiveBufferSize * DefaultSocketBufferEfficiency, os::MemoryPageSize);
}();
public:
constexpr SystemConfigDefault(void *mp, size_t mp_sz, size_t ap, int c=DefaultConcurrency)
: Config(mp, mp_sz, ap,
DefaultTcpInitialSendBufferSize, DefaultTcpInitialReceiveBufferSize,
DefaultTcpAutoSendBufferSizeMax, DefaultTcpAutoReceiveBufferSizeMax,
DefaultUdpSendBufferSize, DefaultUdpReceiveBufferSize,
DefaultSocketBufferEfficiency, c)
{
/* Mark as system. */
m_system = true;
}
};
}