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1 #ifndef ANDROID_HARDWARE_MANAGER_V1_0_HIDLSERVICE_H
2 #define ANDROID_HARDWARE_MANAGER_V1_0_HIDLSERVICE_H
3 
4 #include <set>
5 
6 #include <android/hidl/manager/1.0/IServiceManager.h>
7 #include <hidl/Status.h>
8 #include <hidl/MQDescriptor.h>
9 
10 namespace android {
11 namespace hidl {
12 namespace manager {
13 namespace V1_0 {
14 namespace implementation {
15 
16 using ::android::hardware::hidl_vec;
17 using ::android::hardware::hidl_string;
18 using ::android::hardware::Return;
19 using ::android::hardware::Void;
20 using ::android::hidl::base::V1_0::IBase;
21 using ::android::hidl::manager::V1_0::IServiceManager;
22 using ::android::sp;
23 
24 struct HidlService {
25     HidlService(const std::string &interfaceName,
26                 const std::string &instanceName,
27                 const sp<IBase> &service,
28                 const pid_t pid);
HidlServiceHidlService29     HidlService(const std::string &interfaceName,
30                 const std::string &instanceName)
31     : HidlService(
32         interfaceName,
33         instanceName,
34         nullptr,
35         static_cast<pid_t>(IServiceManager::PidConstant::NO_PID))
36     {}
37 
38     /**
39      * Note, getService() can be nullptr. This is because you can have a HidlService
40      * with registered IServiceNotification objects but no service registered yet.
41      */
42     sp<IBase> getService() const;
43     void setService(sp<IBase> service, pid_t pid);
44     pid_t getPid() const;
45     const std::string &getInterfaceName() const;
46     const std::string &getInstanceName() const;
47 
48     void addListener(const sp<IServiceNotification> &listener);
49     bool removeListener(const wp<IBase> &listener);
50     void registerPassthroughClient(pid_t pid);
51 
52     std::string string() const; // e.x. "android.hidl.manager@1.0::IServiceManager/manager"
53     const std::set<pid_t> &getPassthroughClients() const;
54 
55 private:
56     void sendRegistrationNotifications();
57 
58     const std::string                     mInterfaceName; // e.x. "android.hardware.manager@1.0::IServiceManager"
59     const std::string                     mInstanceName;  // e.x. "manager"
60     sp<IBase>                             mService;
61 
62     std::vector<sp<IServiceNotification>> mListeners{};
63     std::set<pid_t>                       mPassthroughClients{};
64     pid_t                                 mPid = static_cast<pid_t>(IServiceManager::PidConstant::NO_PID);
65 };
66 
67 }  // namespace implementation
68 }  // namespace V1_0
69 }  // namespace manager
70 }  // namespace hidl
71 }  // namespace android
72 
73 #endif // ANDROID_HARDWARE_MANAGER_V1_0_HIDLSERVICE_H
74