1 /*
2 * Copyright (C) 2025 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include "critial_utils.h"
17 #include "mem_mgr_client.h"
18 #include "mem_mgr_proxy.h"
19 #include "system_ability_definition.h"
20 #include "app_domain_verify_hilog.h"
21 namespace OHOS::AppDomainVerify {
22 using namespace OHOS::Memory;
23 constexpr int TYPE_SA = 1;
GetInstance()24 CriticalUtils& CriticalUtils::GetInstance()
25 {
26 static CriticalUtils instance;
27 return instance;
28 }
AddCritical()29 void CriticalUtils::AddCritical()
30 {
31 std::unique_lock<std::mutex> lock(mutex_);
32 if (count_ == 0) {
33 SetCritical(true);
34 }
35 ++count_;
36 }
RemoveCritical()37 void CriticalUtils::RemoveCritical()
38 {
39 std::unique_lock<std::mutex> lock(mutex_);
40 --count_;
41 if (count_ == 0) {
42 SetCritical(false);
43 }
44 }
NotifyProcessStatus(const int status) const45 void CriticalUtils::NotifyProcessStatus(const int status) const
46 {
47 auto ret = MemMgrClient::GetInstance().NotifyProcessStatus(pid_, TYPE_SA, status, APP_DOMAIN_VERIFY_AGENT_SA_ID);
48 if (ret == 0) {
49 APP_DOMAIN_VERIFY_HILOGI(APP_DOMAIN_VERIFY_MODULE_COMMON, "NotifyProcessStatus status:%{public}d", status);
50 } else {
51 APP_DOMAIN_VERIFY_HILOGW(
52 APP_DOMAIN_VERIFY_MODULE_COMMON, "NotifyProcessStatus status:%{public}d failed", status);
53 }
54 }
SetCritical(bool isCritical) const55 void CriticalUtils::SetCritical(bool isCritical) const
56 {
57 auto ret = MemMgrClient::GetInstance().SetCritical(pid_, isCritical, APP_DOMAIN_VERIFY_AGENT_SA_ID);
58 if (ret == 0) {
59 APP_DOMAIN_VERIFY_HILOGI(APP_DOMAIN_VERIFY_MODULE_COMMON, "SetCritical isCritical:%{public}d", isCritical);
60 } else {
61 APP_DOMAIN_VERIFY_HILOGW(
62 APP_DOMAIN_VERIFY_MODULE_COMMON, "SetCritical isCritical:%{public}d failed", isCritical);
63 }
64 }
CriticalUtils()65 CriticalUtils::CriticalUtils()
66 {
67 pid_ = getpid();
68 }
CriticalLock()69 CriticalLock::CriticalLock()
70 {
71 CriticalUtils::GetInstance().AddCritical();
72 }
~CriticalLock()73 CriticalLock::~CriticalLock()
74 {
75 CriticalUtils::GetInstance().RemoveCritical();
76 }
77 }