blob: 5c942d47c8bec0fa9aca7d51bfd8e3b1f4df0de0 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
|
// SPDX-FileCopyrightText: Copyright 2021 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include "common/assert.h"
#include "core/hle/kernel/k_event.h"
#include "core/hle/kernel/k_readable_event.h"
#include "core/hle/kernel/k_scheduler.h"
#include "core/hle/kernel/k_thread.h"
#include "core/hle/kernel/kernel.h"
#include "core/hle/kernel/svc_results.h"
namespace Kernel {
KReadableEvent::KReadableEvent(KernelCore& kernel_) : KSynchronizationObject{kernel_} {}
KReadableEvent::~KReadableEvent() = default;
void KReadableEvent::Initialize(KEvent* parent) {
m_is_signaled = false;
m_parent = parent;
if (m_parent != nullptr) {
m_parent->Open();
}
}
bool KReadableEvent::IsSignaled() const {
ASSERT(KScheduler::IsSchedulerLockedByCurrentThread(kernel));
return m_is_signaled;
}
void KReadableEvent::Destroy() {
if (m_parent) {
{
KScopedSchedulerLock sl{kernel};
m_parent->OnReadableEventDestroyed();
}
m_parent->Close();
}
}
Result KReadableEvent::Signal() {
KScopedSchedulerLock lk{kernel};
if (!m_is_signaled) {
m_is_signaled = true;
this->NotifyAvailable();
}
return ResultSuccess;
}
Result KReadableEvent::Clear() {
this->Reset();
return ResultSuccess;
}
Result KReadableEvent::Reset() {
KScopedSchedulerLock lk{kernel};
if (!m_is_signaled) {
return ResultInvalidState;
}
m_is_signaled = false;
return ResultSuccess;
}
} // namespace Kernel
|