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Diffstat (limited to '')
-rw-r--r-- | src/core/hle/service/am/service/lock_accessor.cpp | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/src/core/hle/service/am/service/lock_accessor.cpp b/src/core/hle/service/am/service/lock_accessor.cpp new file mode 100644 index 000000000..8e556fdd6 --- /dev/null +++ b/src/core/hle/service/am/service/lock_accessor.cpp @@ -0,0 +1,75 @@ +// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project +// SPDX-License-Identifier: GPL-2.0-or-later + +#include "core/hle/service/am/service/lock_accessor.h" +#include "core/hle/service/cmif_serialization.h" + +namespace Service::AM { + +ILockAccessor::ILockAccessor(Core::System& system_) + : ServiceFramework{system_, "ILockAccessor"}, m_context{system_, "ILockAccessor"}, + m_event{m_context} { + // clang-format off + static const FunctionInfo functions[] = { + {1, D<&ILockAccessor::TryLock>, "TryLock"}, + {2, D<&ILockAccessor::Unlock>, "Unlock"}, + {3, D<&ILockAccessor::GetEvent>, "GetEvent"}, + {4, D<&ILockAccessor::IsLocked>, "IsLocked"}, + }; + // clang-format on + + RegisterHandlers(functions); + + m_event.Signal(); +} + +ILockAccessor::~ILockAccessor() = default; + +Result ILockAccessor::TryLock(Out<bool> out_is_locked, + OutCopyHandle<Kernel::KReadableEvent> out_handle, + bool return_handle) { + LOG_INFO(Service_AM, "called, return_handle={}", return_handle); + + { + std::scoped_lock lk{m_mutex}; + if (m_is_locked) { + *out_is_locked = false; + } else { + m_is_locked = true; + *out_is_locked = true; + } + } + + if (return_handle) { + *out_handle = m_event.GetHandle(); + } + + R_SUCCEED(); +} + +Result ILockAccessor::Unlock() { + LOG_INFO(Service_AM, "called"); + + { + std::scoped_lock lk{m_mutex}; + m_is_locked = false; + } + + m_event.Signal(); + R_SUCCEED(); +} + +Result ILockAccessor::GetEvent(OutCopyHandle<Kernel::KReadableEvent> out_handle) { + LOG_INFO(Service_AM, "called"); + *out_handle = m_event.GetHandle(); + R_SUCCEED(); +} + +Result ILockAccessor::IsLocked(Out<bool> out_is_locked) { + LOG_INFO(Service_AM, "called"); + std::scoped_lock lk{m_mutex}; + *out_is_locked = m_is_locked; + R_SUCCEED(); +} + +} // namespace Service::AM |