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service_thread: convert to map for session management

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This commit is contained in:
Liam 2022-10-24 21:23:53 -04:00
parent 983f2b7074
commit 7837185f0a
1 changed files with 21 additions and 23 deletions
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44
src/core/hle/kernel/service_thread.cpp
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@ -2,6 +2,7 @@
// SPDX-License-Identifier: GPL-2.0-or-later
#include <functional>
#include <map>
#include <mutex>
#include <thread>
#include <vector>
@ -37,8 +38,7 @@ private:
std::jthread m_thread;
std::mutex m_session_mutex;
std::vector<KServerSession*> m_sessions;
std::vector<std::shared_ptr<SessionRequestManager>> m_managers;
std::map<KServerSession*, std::shared_ptr<SessionRequestManager>> m_sessions;
KEvent* m_wakeup_event;
KProcess* m_process;
std::atomic<bool> m_shutdown_requested;
@ -51,19 +51,21 @@ void ServiceThread::Impl::WaitAndProcessImpl() {
std::vector<std::shared_ptr<SessionRequestManager>> managers;
{
// Lock to get the list.
// Lock to get the set.
std::scoped_lock lk{m_session_mutex};
// Resize to the needed quantity.
objs.resize(m_sessions.size() + 1);
managers.resize(m_managers.size());
// Reserve the needed quantity.
objs.reserve(m_sessions.size() + 1);
managers.reserve(m_sessions.size());
// Copy to our local list.
std::copy(m_sessions.begin(), m_sessions.end(), objs.begin());
std::copy(m_managers.begin(), m_managers.end(), managers.begin());
for (const auto& [session, manager] : m_sessions) {
objs.push_back(session);
managers.push_back(manager);
}
// Insert the wakeup event at the end.
objs.back() = &m_wakeup_event->GetReadableEvent();
objs.push_back(&m_wakeup_event->GetReadableEvent());
}
// Wait on the list of sessions.
@ -116,17 +118,11 @@ void ServiceThread::Impl::WaitAndProcessImpl() {
void ServiceThread::Impl::SessionClosed(KServerSession* server_session,
std::shared_ptr<SessionRequestManager> manager) {
{
// Lock to get the list.
// Lock to get the set.
std::scoped_lock lk{m_session_mutex};
// Get the index of the session.
const auto index =
std::find(m_sessions.begin(), m_sessions.end(), server_session) - m_sessions.begin();
ASSERT(index < static_cast<s64>(m_sessions.size()));
// Remove the session and its manager.
m_sessions.erase(m_sessions.begin() + index);
m_managers.erase(m_managers.begin() + index);
// Erase the session.
ASSERT(m_sessions.erase(server_session) == 1);
}
// Close our reference to the server session.
@ -149,12 +145,11 @@ void ServiceThread::Impl::RegisterServerSession(KServerSession* server_session,
server_session->Open();
{
// Lock to get the list.
// Lock to get the set.
std::scoped_lock lk{m_session_mutex};
// Insert the session and manager.
m_sessions.push_back(server_session);
m_managers.push_back(manager);
m_sessions[server_session] = manager;
}
// Signal the wakeup event.
@ -171,10 +166,13 @@ ServiceThread::Impl::~Impl() {
m_session_mutex.lock();
// Close all remaining sessions.
for (size_t i = 0; i < m_sessions.size(); i++) {
m_sessions[i]->Close();
for (const auto& [server_session, manager] : m_sessions) {
server_session->Close();
}
// Destroy remaining managers.
m_sessions.clear();
// Close event.
m_wakeup_event->GetReadableEvent().Close();
m_wakeup_event->Close();