1 /*
2 * Copyright (c) 2021 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 "dcamera_sa_process_state.h"
17
18 #include <mutex>
19 #include <cstdlib>
20
21 #include "distributed_hardware_log.h"
22
23 namespace OHOS {
24 namespace DistributedHardware {
25 typedef enum {
26 DCAMERA_SA_EXIT_STATE_START = 0,
27 DCAMERA_SA_EXIT_STATE_STOP = 1
28 } DCameraSAState;
29
30 DCameraSAState g_sinkSAState = DCAMERA_SA_EXIT_STATE_START;
31 DCameraSAState g_sourceSAState = DCAMERA_SA_EXIT_STATE_START;
32 std::mutex g_saProcessState;
33
SetSinkProcessExit()34 void SetSinkProcessExit()
35 {
36 DHLOGI("set sink process exit.");
37 std::lock_guard<std::mutex> autoLock(g_saProcessState);
38 g_sinkSAState = DCAMERA_SA_EXIT_STATE_STOP;
39 DHLOGI("g_sourceSAState = %d g_sinkSAState = %d", g_sourceSAState, g_sinkSAState);
40 if (g_sourceSAState == DCAMERA_SA_EXIT_STATE_START || g_sinkSAState == DCAMERA_SA_EXIT_STATE_START) {
41 return;
42 }
43 DHLOGI("exit sa process success.");
44 _Exit(0);
45 }
46
SetSourceProcessExit()47 void SetSourceProcessExit()
48 {
49 DHLOGI("set sources process exit.");
50 std::lock_guard<std::mutex> autoLock(g_saProcessState);
51 g_sourceSAState = DCAMERA_SA_EXIT_STATE_STOP;
52 DHLOGI("g_sourceSAState = %d g_sinkSAState = %d", g_sourceSAState, g_sinkSAState);
53 if (g_sourceSAState == DCAMERA_SA_EXIT_STATE_START || g_sinkSAState == DCAMERA_SA_EXIT_STATE_START) {
54 return;
55 }
56 DHLOGI("exit sa process success.");
57 _Exit(0);
58 }
59 } // namespace DistributedHardware
60 } // namespace OHOS