Add listServices/isDeclared/getDeclaredInstances for Accessors

We associate specific accessors with instance names, so we can get
more information about what is available through the existing service
manager APIs.

Test: atest binderRpcTest
Bug: 358427181
Change-Id: I337430a222b537643351bfc70178ccd1dc06d73b

1 files changed, 19 insertions, 0 deletions

diff --git a/libs/binder/IServiceManager.cpp b/libs/binder/IServiceManager.cpp
index 53435c357b..5c72ed3197 100644
--- a/libs/binder/IServiceManager.cpp
+++ b/libs/binder/IServiceManager.cpp
@@ -304,6 +304,25 @@ android::binder::Status getInjectedAccessor(const std::string& name,
     return android::binder::Status::ok();
 }
 
+void appendInjectedAccessorServices(std::vector<std::string>* list) {
+    LOG_ALWAYS_FATAL_IF(list == nullptr,
+                        "Attempted to get list of services from Accessors with nullptr");
+    std::lock_guard<std::mutex> lock(gAccessorProvidersMutex);
+    for (const auto& entry : gAccessorProviders) {
+        list->insert(list->end(), entry.mProvider->instances().begin(),
+                     entry.mProvider->instances().end());
+    }
+}
+
+void forEachInjectedAccessorService(const std::function<void(const std::string&)>& f) {
+    std::lock_guard<std::mutex> lock(gAccessorProvidersMutex);
+    for (const auto& entry : gAccessorProviders) {
+        for (const auto& instance : entry.mProvider->instances()) {
+            f(instance);
+        }
+    }
+}
+
 sp<IServiceManager> defaultServiceManager()
 {
     std::call_once(gSmOnce, []() {