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-rw-r--r--cmds/dumpsys/tests/dumpsys_test.cpp1
-rw-r--r--cmds/servicemanager/ServiceManager.cpp44
-rw-r--r--cmds/servicemanager/ServiceManager.h2
-rw-r--r--libs/binder/IServiceManager.cpp18
-rw-r--r--libs/binder/aidl/android/os/IServiceManager.aidl6
-rw-r--r--libs/binder/include/binder/IServiceManager.h6
-rw-r--r--libs/binder/servicedispatcher.cpp4
-rw-r--r--libs/fakeservicemanager/ServiceManager.cpp5
-rw-r--r--libs/fakeservicemanager/include/fakeservicemanager/ServiceManager.h2
9 files changed, 88 insertions, 0 deletions
diff --git a/cmds/dumpsys/tests/dumpsys_test.cpp b/cmds/dumpsys/tests/dumpsys_test.cpp
index f0c19b93ec..b8e5ce1a63 100644
--- a/cmds/dumpsys/tests/dumpsys_test.cpp
+++ b/cmds/dumpsys/tests/dumpsys_test.cpp
@@ -60,6 +60,7 @@ class ServiceManagerMock : public IServiceManager {
MOCK_METHOD1(isDeclared, bool(const String16&));
MOCK_METHOD1(getDeclaredInstances, Vector<String16>(const String16&));
MOCK_METHOD1(updatableViaApex, std::optional<String16>(const String16&));
+ MOCK_METHOD1(getUpdatableNames, Vector<String16>(const String16&));
MOCK_METHOD1(getConnectionInfo, std::optional<ConnectionInfo>(const String16&));
MOCK_METHOD2(registerForNotifications, status_t(const String16&,
const sp<LocalRegistrationCallback>&));
diff --git a/cmds/servicemanager/ServiceManager.cpp b/cmds/servicemanager/ServiceManager.cpp
index 3681d5b8b9..2684f048f8 100644
--- a/cmds/servicemanager/ServiceManager.cpp
+++ b/cmds/servicemanager/ServiceManager.cpp
@@ -142,6 +142,26 @@ static std::optional<std::string> getVintfUpdatableApex(const std::string& name)
return updatableViaApex;
}
+static std::vector<std::string> getVintfUpdatableInstances(const std::string& apexName) {
+ std::vector<std::string> instances;
+
+ forEachManifest([&](const ManifestWithDescription& mwd) {
+ mwd.manifest->forEachInstance([&](const auto& manifestInstance) {
+ if (manifestInstance.format() == vintf::HalFormat::AIDL &&
+ manifestInstance.updatableViaApex().has_value() &&
+ manifestInstance.updatableViaApex().value() == apexName) {
+ std::string aname = manifestInstance.package() + "." +
+ manifestInstance.interface() + "/" + manifestInstance.instance();
+ instances.push_back(aname);
+ }
+ return false; // continue
+ });
+ return false; // continue
+ });
+
+ return instances;
+}
+
static std::optional<ConnectionInfo> getVintfConnectionInfo(const std::string& name) {
AidlName aname;
if (!AidlName::fill(name, &aname)) return std::nullopt;
@@ -512,6 +532,30 @@ Status ServiceManager::updatableViaApex(const std::string& name,
return Status::ok();
}
+Status ServiceManager::getUpdatableNames([[maybe_unused]] const std::string& apexName,
+ std::vector<std::string>* outReturn) {
+ auto ctx = mAccess->getCallingContext();
+
+ std::vector<std::string> apexUpdatableInstances;
+#ifndef VENDORSERVICEMANAGER
+ apexUpdatableInstances = getVintfUpdatableInstances(apexName);
+#endif
+
+ outReturn->clear();
+
+ for (const std::string& instance : apexUpdatableInstances) {
+ if (mAccess->canFind(ctx, instance)) {
+ outReturn->push_back(instance);
+ }
+ }
+
+ if (outReturn->size() == 0 && apexUpdatableInstances.size() != 0) {
+ return Status::fromExceptionCode(Status::EX_SECURITY, "SELinux denial");
+ }
+
+ return Status::ok();
+}
+
Status ServiceManager::getConnectionInfo(const std::string& name,
std::optional<ConnectionInfo>* outReturn) {
auto ctx = mAccess->getCallingContext();
diff --git a/cmds/servicemanager/ServiceManager.h b/cmds/servicemanager/ServiceManager.h
index 07b79f80ac..b24c11c161 100644
--- a/cmds/servicemanager/ServiceManager.h
+++ b/cmds/servicemanager/ServiceManager.h
@@ -49,6 +49,8 @@ public:
binder::Status getDeclaredInstances(const std::string& interface, std::vector<std::string>* outReturn) override;
binder::Status updatableViaApex(const std::string& name,
std::optional<std::string>* outReturn) override;
+ binder::Status getUpdatableNames(const std::string& apexName,
+ std::vector<std::string>* outReturn) override;
binder::Status getConnectionInfo(const std::string& name,
std::optional<ConnectionInfo>* outReturn) override;
binder::Status registerClientCallback(const std::string& name, const sp<IBinder>& service,
diff --git a/libs/binder/IServiceManager.cpp b/libs/binder/IServiceManager.cpp
index 05db7743f2..a0c43349a7 100644
--- a/libs/binder/IServiceManager.cpp
+++ b/libs/binder/IServiceManager.cpp
@@ -81,6 +81,7 @@ public:
bool isDeclared(const String16& name) override;
Vector<String16> getDeclaredInstances(const String16& interface) override;
std::optional<String16> updatableViaApex(const String16& name) override;
+ Vector<String16> getUpdatableNames(const String16& apexName) override;
std::optional<IServiceManager::ConnectionInfo> getConnectionInfo(const String16& name) override;
class RegistrationWaiter : public android::os::BnServiceCallback {
public:
@@ -479,6 +480,23 @@ std::optional<String16> ServiceManagerShim::updatableViaApex(const String16& nam
return declared ? std::optional<String16>(String16(declared.value().c_str())) : std::nullopt;
}
+Vector<String16> ServiceManagerShim::getUpdatableNames(const String16& apexName) {
+ std::vector<std::string> out;
+ if (Status status = mTheRealServiceManager->getUpdatableNames(String8(apexName).c_str(), &out);
+ !status.isOk()) {
+ ALOGW("Failed to getUpdatableNames for %s: %s", String8(apexName).c_str(),
+ status.toString8().c_str());
+ return {};
+ }
+
+ Vector<String16> res;
+ res.setCapacity(out.size());
+ for (const std::string& instance : out) {
+ res.push(String16(instance.c_str()));
+ }
+ return res;
+}
+
std::optional<IServiceManager::ConnectionInfo> ServiceManagerShim::getConnectionInfo(
const String16& name) {
std::optional<os::ConnectionInfo> connectionInfo;
diff --git a/libs/binder/aidl/android/os/IServiceManager.aidl b/libs/binder/aidl/android/os/IServiceManager.aidl
index 5880c0a1bd..0fb1615391 100644
--- a/libs/binder/aidl/android/os/IServiceManager.aidl
+++ b/libs/binder/aidl/android/os/IServiceManager.aidl
@@ -114,6 +114,12 @@ interface IServiceManager {
@nullable @utf8InCpp String updatableViaApex(@utf8InCpp String name);
/**
+ * Returns all instances which are updatable via the APEX. Instance names are fully qualified
+ * like `pack.age.IFoo/default`.
+ */
+ @utf8InCpp String[] getUpdatableNames(@utf8InCpp String apexName);
+
+ /**
* If connection info is available for the given instance, returns the ConnectionInfo
*/
@nullable ConnectionInfo getConnectionInfo(@utf8InCpp String name);
diff --git a/libs/binder/include/binder/IServiceManager.h b/libs/binder/include/binder/IServiceManager.h
index 413c97f349..79e771f092 100644
--- a/libs/binder/include/binder/IServiceManager.h
+++ b/libs/binder/include/binder/IServiceManager.h
@@ -115,6 +115,12 @@ public:
virtual std::optional<String16> updatableViaApex(const String16& name) = 0;
/**
+ * Returns all instances which are updatable via the APEX. Instance names are fully qualified
+ * like `pack.age.IFoo/default`.
+ */
+ virtual Vector<String16> getUpdatableNames(const String16& apexName) = 0;
+
+ /**
* If this instance has declared remote connection information, returns
* the ConnectionInfo.
*/
diff --git a/libs/binder/servicedispatcher.cpp b/libs/binder/servicedispatcher.cpp
index 777f3c9354..692cc95e3b 100644
--- a/libs/binder/servicedispatcher.cpp
+++ b/libs/binder/servicedispatcher.cpp
@@ -156,6 +156,10 @@ public:
std::optional<std::string>* _aidl_return) override {
return mImpl->updatableViaApex(name, _aidl_return);
}
+ android::binder::Status getUpdatableNames(const std::string& apexName,
+ std::vector<std::string>* _aidl_return) override {
+ return mImpl->getUpdatableNames(apexName, _aidl_return);
+ }
android::binder::Status getConnectionInfo(
const std::string& name,
std::optional<android::os::ConnectionInfo>* _aidl_return) override {
diff --git a/libs/fakeservicemanager/ServiceManager.cpp b/libs/fakeservicemanager/ServiceManager.cpp
index 6c6d7f3641..480ec79725 100644
--- a/libs/fakeservicemanager/ServiceManager.cpp
+++ b/libs/fakeservicemanager/ServiceManager.cpp
@@ -78,6 +78,11 @@ std::optional<String16> ServiceManager::updatableViaApex(const String16& name) {
return std::nullopt;
}
+Vector<String16> ServiceManager::getUpdatableNames(const String16& apexName) {
+ (void)apexName;
+ return {};
+}
+
std::optional<IServiceManager::ConnectionInfo> ServiceManager::getConnectionInfo(
const String16& name) {
(void)name;
diff --git a/libs/fakeservicemanager/include/fakeservicemanager/ServiceManager.h b/libs/fakeservicemanager/include/fakeservicemanager/ServiceManager.h
index e0af5d4ba8..ee0637eb7e 100644
--- a/libs/fakeservicemanager/include/fakeservicemanager/ServiceManager.h
+++ b/libs/fakeservicemanager/include/fakeservicemanager/ServiceManager.h
@@ -52,6 +52,8 @@ public:
std::optional<String16> updatableViaApex(const String16& name) override;
+ Vector<String16> getUpdatableNames(const String16& apexName) override;
+
std::optional<IServiceManager::ConnectionInfo> getConnectionInfo(const String16& name) override;
status_t registerForNotifications(const String16& name,
generated by cgit v1.2.3-59-g8ed1b (git 2.39.0) at 2025-10-20 04:08:38 +0000