xref: /aosp_15_r20/test/dittosuite/include/ditto/lock.h (revision 6fa2df46f119dce7527f5beb2814eca0e6f886ac)
1 // Copyright (C) 2024 The Android Open Source Project
2 //
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 #pragma once
16 
17 #include <mutex>
18 #include <stack>
19 
20 #include <ditto/instruction.h>
21 
22 namespace dittosuite {
23 
24 class LockInterface : public Instruction {
25  protected:
26   pthread_mutex_t* mutex_;
27 
28   LockInterface(const LockInterface&) = delete;
29   LockInterface& operator=(const LockInterface&) = delete;
30 
31   LockInterface(const std::string& name, const Params& params, pthread_mutex_t* mutex);
32   virtual ~LockInterface() = default;
33 };
34 
35 class Lock : public LockInterface {
36  public:
37   inline static const std::string kName = "lock";
38 
39   Lock(const Lock&) = delete;
40   Lock& operator=(const Lock&) = delete;
41 
42   explicit Lock(const Params& params, pthread_mutex_t* mutex);
43   ~Lock() = default;
44 
45  private:
46   void SetUpSingle() override;
47   void RunSingle() override;
48 };
49 
50 class Unlock : public LockInterface {
51  public:
52   inline static const std::string kName = "unlock";
53 
54   Unlock(const Unlock&) = delete;
55   Unlock& operator=(const Unlock&) = delete;
56 
57   explicit Unlock(const Params& params, pthread_mutex_t* mutex);
58   ~Unlock() = default;
59 
60  private:
61   void SetUpSingle() override;
62   void RunSingle() override;
63 };
64 
65 }  // namespace dittosuite
66