Atmosphere/stratosphere/ams_mitm/source/fs_mitm/fsmitm_module.cpp

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/*
* Copyright (c) 2018-2020 Atmosphère-NX
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*
* 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/>.
*/
#include "fsmitm_module.hpp"
#include "fs_mitm_service.hpp"
namespace ams::mitm::fs {
namespace {
constexpr sm::ServiceName MitmServiceName = sm::ServiceName::Encode("fsp-srv");
struct ServerOptions {
static constexpr size_t PointerBufferSize = 0x800;
static constexpr size_t MaxDomains = 0x40;
static constexpr size_t MaxDomainObjects = 0x4000;
};
constexpr size_t MaxServers = 1;
constexpr size_t MaxSessions = 61;
sf::hipc::ServerManager<MaxServers, ServerOptions, MaxSessions> g_server_manager;
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constexpr size_t TotalThreads = 5;
static_assert(TotalThreads >= 1, "TotalThreads");
constexpr size_t NumExtraThreads = TotalThreads - 1;
constexpr size_t ThreadStackSize = mitm::ModuleTraits<fs::MitmModule>::StackSize;
alignas(os::MemoryPageSize) u8 g_extra_thread_stacks[NumExtraThreads][ThreadStackSize];
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os::Thread g_extra_threads[NumExtraThreads];
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void LoopServerThread(void *arg) {
/* Loop forever, servicing our services. */
g_server_manager.LoopProcess();
}
void ProcessForServerOnAllThreads() {
/* Initialize threads. */
if constexpr (NumExtraThreads > 0) {
const u32 priority = os::GetCurrentThreadPriority();
for (size_t i = 0; i < NumExtraThreads; i++) {
R_ASSERT(g_extra_threads[i].Initialize(LoopServerThread, nullptr, g_extra_thread_stacks[i], ThreadStackSize, priority));
}
}
/* Start extra threads. */
if constexpr (NumExtraThreads > 0) {
for (size_t i = 0; i < NumExtraThreads; i++) {
R_ASSERT(g_extra_threads[i].Start());
}
}
/* Loop this thread. */
LoopServerThread(nullptr);
/* Wait for extra threads to finish. */
if constexpr (NumExtraThreads > 0) {
for (size_t i = 0; i < NumExtraThreads; i++) {
R_ASSERT(g_extra_threads[i].Join());
}
}
}
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}
void MitmModule::ThreadFunction(void *arg) {
/* Create fs mitm. */
R_ASSERT(g_server_manager.RegisterMitmServer<FsMitmService>(MitmServiceName));
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/* Process for the server. */
ProcessForServerOnAllThreads();
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}
}