mirror of
https://github.com/Atmosphere-NX/Atmosphere
synced 2024-12-24 21:51:15 +00:00
110 lines
4.4 KiB
C++
110 lines
4.4 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 "os_waitable_holder_base.hpp"
|
|
|
|
#if defined(ATMOSPHERE_OS_HORIZON)
|
|
#include "os_waitable_manager_target_impl.os.horizon.hpp"
|
|
#else
|
|
#error "Unknown OS for ams::os::WaitableManagerTargetImpl"
|
|
#endif
|
|
|
|
namespace ams::os::impl {
|
|
|
|
class WaitableManagerImpl {
|
|
public:
|
|
static constexpr size_t MaximumHandleCount = WaitableManagerTargetImpl::MaximumHandleCount;
|
|
static constexpr s32 WaitInvalid = -3;
|
|
static constexpr s32 WaitCancelled = -2;
|
|
static constexpr s32 WaitTimedOut = -1;
|
|
using ListType = util::IntrusiveListMemberTraits<&WaitableHolderBase::manager_node>::ListType;
|
|
private:
|
|
ListType waitable_list;
|
|
WaitableHolderBase *signaled_holder;
|
|
TimeSpan current_time;
|
|
InternalCriticalSection cs_wait;
|
|
WaitableManagerTargetImpl target_impl;
|
|
private:
|
|
Result WaitAnyImpl(WaitableHolderBase **out, bool infinite, TimeSpan timeout, bool reply, Handle reply_target);
|
|
Result WaitAnyHandleImpl(WaitableHolderBase **out, bool infinite, TimeSpan timeout, bool reply, Handle reply_target);
|
|
s32 BuildHandleArray(Handle out_handles[], WaitableHolderBase *out_objects[], s32 num);
|
|
|
|
WaitableHolderBase *LinkHoldersToObjectList();
|
|
void UnlinkHoldersFromObjectList();
|
|
|
|
WaitableHolderBase *RecalculateNextTimeout(TimeSpan *out_min_timeout, TimeSpan end_time);
|
|
|
|
WaitableHolderBase *WaitAnyImpl(bool infinite, TimeSpan timeout) {
|
|
WaitableHolderBase *holder = nullptr;
|
|
const Result wait_result = this->WaitAnyImpl(std::addressof(holder), infinite, timeout, false, svc::InvalidHandle);
|
|
AMS_ASSERT(R_SUCCEEDED(wait_result));
|
|
return holder;
|
|
}
|
|
public:
|
|
/* Wait. */
|
|
WaitableHolderBase *WaitAny() {
|
|
return this->WaitAnyImpl(true, TimeSpan::FromNanoSeconds(std::numeric_limits<s64>::max()));
|
|
}
|
|
|
|
WaitableHolderBase *TryWaitAny() {
|
|
return this->WaitAnyImpl(false, TimeSpan(0));
|
|
}
|
|
|
|
WaitableHolderBase *TimedWaitAny(TimeSpan ts) {
|
|
return this->WaitAnyImpl(false, ts);
|
|
}
|
|
|
|
Result ReplyAndReceive(WaitableHolderBase **out, Handle reply_target) {
|
|
return this->WaitAnyImpl(out, true, TimeSpan::FromNanoSeconds(std::numeric_limits<s64>::max()), true, reply_target);
|
|
}
|
|
|
|
/* List management. */
|
|
bool IsEmpty() const {
|
|
return this->waitable_list.empty();
|
|
}
|
|
|
|
void LinkWaitableHolder(WaitableHolderBase &holder_base) {
|
|
this->waitable_list.push_back(holder_base);
|
|
}
|
|
|
|
void UnlinkWaitableHolder(WaitableHolderBase &holder_base) {
|
|
this->waitable_list.erase(this->waitable_list.iterator_to(holder_base));
|
|
}
|
|
|
|
void UnlinkAll() {
|
|
while (!this->IsEmpty()) {
|
|
this->waitable_list.front().SetManager(nullptr);
|
|
this->waitable_list.pop_front();
|
|
}
|
|
}
|
|
|
|
void MoveAllFrom(WaitableManagerImpl &other) {
|
|
/* Set manager for all of the other's waitables. */
|
|
for (auto &w : other.waitable_list) {
|
|
w.SetManager(this);
|
|
}
|
|
this->waitable_list.splice(this->waitable_list.end(), other.waitable_list);
|
|
}
|
|
|
|
/* Other. */
|
|
TimeSpan GetCurrentTime() const {
|
|
return this->current_time;
|
|
}
|
|
|
|
void SignalAndWakeupThread(WaitableHolderBase *holder_base);
|
|
};
|
|
|
|
}
|