diff --git a/transport/ServiceManagement.cpp b/transport/ServiceManagement.cpp
index 40a7ff5..e7bec41 100644
--- a/transport/ServiceManagement.cpp
+++ b/transport/ServiceManagement.cpp
@@ -238,9 +238,8 @@
     return gDefaultServiceManager;
 }
 
-std::vector<std::string> search(const std::string &path,
-                              const std::string &prefix,
-                              const std::string &suffix) {
+static std::vector<std::string> findFiles(const std::string& path, const std::string& prefix,
+                                          const std::string& suffix) {
     std::unique_ptr<DIR, decltype(&closedir)> dir(opendir(path.c_str()), closedir);
     if (!dir) return {};
 
@@ -388,7 +387,7 @@
 #endif
 
         for (const std::string& path : paths) {
-            std::vector<std::string> libs = search(path, prefix, ".so");
+            std::vector<std::string> libs = findFiles(path, prefix, ".so");
 
             for (const std::string &lib : libs) {
                 const std::string fullPath = path + lib;
@@ -509,7 +508,7 @@
         for (const auto &pair : sAllPaths) {
             Arch arch = pair.first;
             for (const auto &path : pair.second) {
-                std::vector<std::string> libs = search(path, "", ".so");
+                std::vector<std::string> libs = findFiles(path, "", ".so");
                 for (const std::string &lib : libs) {
                     std::string matchedName;
                     std::string implName;
diff --git a/transport/manager/1.2/IServiceManager.hal b/transport/manager/1.2/IServiceManager.hal
index ae3fdfd..e1629d6 100644
--- a/transport/manager/1.2/IServiceManager.hal
+++ b/transport/manager/1.2/IServiceManager.hal
@@ -21,11 +21,6 @@
 import IClientCallback;
 
 interface IServiceManager extends @1.1::IServiceManager {
-    // TODO(b/66921961): additional functionality for the next release:
-    // - Better notifications (onRegistration will contain the interface)
-    // - Method to list interfaces in the manifest (for b/76108617, since if they are
-    //     lazy, they will no longer show up in listByInterface)
-
     /**
      * Adds a callback that must be called when the specified server has no clients.
      *
@@ -66,4 +61,16 @@
      * @return success Whether or not the service was registered.
      */
     addWithChain(string name, interface service, vec<string> chain) generates (bool success);
+
+    /**
+     * List all instances of a particular service from the manifest. Must be sorted. These HALs
+     * may not be started if they are lazy.
+     *
+     * See also @1.0::IServiceManager's listByInterface function.
+     *
+     * @param fqName         Fully-qualified interface name.
+     *
+     * @return instanceNames List of instance names running the particular service.
+     */
+    listManifestByInterface(string fqName) generates (vec<string> instanceNames);
 };