1 /*
2  * Copyright (c) 2022 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 "daudio_source_service.h"
17 
18 #include "if_system_ability_manager.h"
19 #include "ipc_skeleton.h"
20 #include "ipc_types.h"
21 #include "iservice_registry.h"
22 #include "string_ex.h"
23 #include "system_ability_definition.h"
24 
25 #include "daudio_constants.h"
26 #include "daudio_errorcode.h"
27 #include "daudio_hisysevent.h"
28 #include "daudio_log.h"
29 #include "daudio_source_manager.h"
30 #include "daudio_util.h"
31 
32 #undef DH_LOG_TAG
33 #define DH_LOG_TAG "DAudioSourceService"
34 
35 namespace OHOS {
36 namespace DistributedHardware {
37 REGISTER_SYSTEM_ABILITY_BY_ID(DAudioSourceService, DISTRIBUTED_HARDWARE_AUDIO_SOURCE_SA_ID, true);
OnStart()38 void DAudioSourceService::OnStart()
39 {
40     DHLOGI("Distributed audio service on start.");
41     if (!Init()) {
42         DHLOGE("Init service failed.");
43         return;
44     }
45     DHLOGI("Start distributed audio service success.");
46 }
47 
OnStop()48 void DAudioSourceService::OnStop()
49 {
50     DHLOGI("Distributed audio service on stop.");
51     isServiceStarted_ = false;
52 }
53 
Init()54 bool DAudioSourceService::Init()
55 {
56     if (!isServiceStarted_) {
57         DHLOGI("Publish distributed audio service.");
58         bool ret = Publish(this);
59         if (!ret) {
60             DHLOGE("Publish service failed.");
61             return false;
62         }
63         isServiceStarted_ = true;
64     }
65     return true;
66 }
67 
InitSource(const std::string & params,const sptr<IDAudioIpcCallback> & callback)68 int32_t DAudioSourceService::InitSource(const std::string &params, const sptr<IDAudioIpcCallback> &callback)
69 {
70     DHLOGI("Init source service.");
71     (void)params;
72     int32_t ret = DAudioSourceManager::GetInstance().Init(callback);
73     if (ret != DH_SUCCESS) {
74         DHLOGE("Distributed audio source manager init failed.");
75         return ret;
76     }
77     return DH_SUCCESS;
78 }
79 
ReleaseSource()80 int32_t DAudioSourceService::ReleaseSource()
81 {
82     DHLOGI("Release source service.");
83     DAudioHisysevent::GetInstance().SysEventWriteBehavior(DAUDIO_EXIT, "daudio source sa exit success.");
84     DAudioSourceManager::GetInstance().UnInit();
85     DHLOGD("Audio source service process exit.");
86     auto systemAbilityMgr = SystemAbilityManagerClient::GetInstance().GetSystemAbilityManager();
87     CHECK_NULL_RETURN(systemAbilityMgr, ERR_DH_AUDIO_NULLPTR);
88     int32_t ret = systemAbilityMgr->UnloadSystemAbility(DISTRIBUTED_HARDWARE_AUDIO_SOURCE_SA_ID);
89     if (ret != DH_SUCCESS) {
90         DHLOGE("Source systemabilitymgr unloadsystemability failed, ret: %{public}d", ret);
91         return ERR_DH_AUDIO_SA_LOAD_FAILED;
92     }
93     DHLOGD("Source systemabilitymgr unloadsystemability successfully!");
94     return DH_SUCCESS;
95 }
96 
RegisterDistributedHardware(const std::string & devId,const std::string & dhId,const EnableParam & param,const std::string & reqId)97 int32_t DAudioSourceService::RegisterDistributedHardware(const std::string &devId, const std::string &dhId,
98     const EnableParam &param, const std::string &reqId)
99 {
100     DHLOGI("Register distributed audio device, devId: %{public}s, dhId: %{public}s.", GetAnonyString(devId).c_str(),
101         dhId.c_str());
102     std::string version = param.sinkVersion;
103     std::string attrs = param.sinkAttrs;
104     return DAudioSourceManager::GetInstance().EnableDAudio(devId, dhId, version, attrs, reqId);
105 }
106 
UnregisterDistributedHardware(const std::string & devId,const std::string & dhId,const std::string & reqId)107 int32_t DAudioSourceService::UnregisterDistributedHardware(const std::string &devId, const std::string &dhId,
108     const std::string &reqId)
109 {
110     DHLOGI("Unregister distributed audio device, devId: %{public}s, dhId: %{public}s.", GetAnonyString(devId).c_str(),
111         dhId.c_str());
112     return DAudioSourceManager::GetInstance().DisableDAudio(devId, dhId, reqId);
113 }
114 
ConfigDistributedHardware(const std::string & devId,const std::string & dhId,const std::string & key,const std::string & value)115 int32_t DAudioSourceService::ConfigDistributedHardware(const std::string &devId, const std::string &dhId,
116     const std::string &key, const std::string &value)
117 {
118     DHLOGI("Config distributed audio device, devId: %{public}s, dhId: %{public}s.", GetAnonyString(devId).c_str(),
119         dhId.c_str());
120     return DH_SUCCESS;
121 }
122 
DAudioNotify(const std::string & devId,const std::string & dhId,const int32_t eventType,const std::string & eventContent)123 void DAudioSourceService::DAudioNotify(const std::string &devId, const std::string &dhId, const int32_t eventType,
124     const std::string &eventContent)
125 {
126     DHLOGD("Notify distributed audio device, devId: %{public}s, dhId: %{public}s.", GetAnonyString(devId).c_str(),
127         dhId.c_str());
128     DAudioSourceManager::GetInstance().HandleDAudioNotify(devId, dhId, eventType, eventContent);
129 }
130 
Dump(int32_t fd,const std::vector<std::u16string> & args)131 int DAudioSourceService::Dump(int32_t fd, const std::vector<std::u16string>& args)
132 {
133     DHLOGD("Distributed audio source service dump.");
134     std::string result;
135     std::vector<std::string> argsStr;
136 
137     std::transform(args.cbegin(), args.cend(), std::back_inserter(argsStr),
138         [](const std::u16string& item) { return Str16ToStr8(item); });
139 
140     if (!DaudioHidumper::GetInstance().Dump(argsStr, result)) {
141         DHLOGE("Hidump error");
142         return ERR_DH_AUDIO_BAD_VALUE;
143     }
144 
145     int ret = dprintf(fd, "%s\n", result.c_str());
146     if (ret < 0) {
147         DHLOGE("Dprintf error");
148         return ERR_DH_AUDIO_BAD_VALUE;
149     }
150 
151     return DH_SUCCESS;
152 }
153 } // namespace DistributedHardware
154 } // namespace OHOS