Merge "Add check_feature helper" into android12-tests-dev am: 61b28ebd18

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2665195

Change-Id: Ic114fba82b35940152193ea95e0f871f9ed4b74d
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
diff --git a/security/keymint/aidl/vts/functional/Android.bp b/security/keymint/aidl/vts/functional/Android.bp
index 77eea8a..2de19d5 100644
--- a/security/keymint/aidl/vts/functional/Android.bp
+++ b/security/keymint/aidl/vts/functional/Android.bp
@@ -30,6 +30,7 @@
         "VtsHalTargetTestDefaults",
     ],
     shared_libs: [
+        "libbinder",
         "libbinder_ndk",
         "libcrypto",
     ],
diff --git a/security/keymint/aidl/vts/functional/KeyMintAidlTestBase.cpp b/security/keymint/aidl/vts/functional/KeyMintAidlTestBase.cpp
index 8e35c91..6598643 100644
--- a/security/keymint/aidl/vts/functional/KeyMintAidlTestBase.cpp
+++ b/security/keymint/aidl/vts/functional/KeyMintAidlTestBase.cpp
@@ -22,6 +22,7 @@
 
 #include <android-base/logging.h>
 #include <android/binder_manager.h>
+#include <android/content/pm/IPackageManagerNative.h>
 #include <cppbor_parse.h>
 #include <cutils/properties.h>
 #include <gmock/gmock.h>
@@ -1684,6 +1685,29 @@
     *signingKey = std::move(pubKey);
 }
 
+// Check whether the given named feature is available.
+bool check_feature(const std::string& name) {
+    ::android::sp<::android::IServiceManager> sm(::android::defaultServiceManager());
+    ::android::sp<::android::IBinder> binder(sm->getService(::android::String16("package_native")));
+    if (binder == nullptr) {
+        GTEST_LOG_(ERROR) << "getService package_native failed";
+        return false;
+    }
+    ::android::sp<::android::content::pm::IPackageManagerNative> packageMgr =
+            ::android::interface_cast<::android::content::pm::IPackageManagerNative>(binder);
+    if (packageMgr == nullptr) {
+        GTEST_LOG_(ERROR) << "Cannot find package manager";
+        return false;
+    }
+    bool hasFeature = false;
+    auto status = packageMgr->hasSystemFeature(::android::String16(name.c_str()), 0, &hasFeature);
+    if (!status.isOk()) {
+        GTEST_LOG_(ERROR) << "hasSystemFeature('" << name << "') failed: " << status;
+        return false;
+    }
+    return hasFeature;
+}
+
 }  // namespace test
 
 }  // namespace aidl::android::hardware::security::keymint
diff --git a/security/keymint/aidl/vts/functional/KeyMintAidlTestBase.h b/security/keymint/aidl/vts/functional/KeyMintAidlTestBase.h
index 7b3b9d4..e3972c4 100644
--- a/security/keymint/aidl/vts/functional/KeyMintAidlTestBase.h
+++ b/security/keymint/aidl/vts/functional/KeyMintAidlTestBase.h
@@ -347,6 +347,7 @@
 void check_maced_pubkey(const MacedPublicKey& macedPubKey, bool testMode,
                         vector<uint8_t>* payload_value);
 void p256_pub_key(const vector<uint8_t>& coseKeyData, EVP_PKEY_Ptr* signingKey);
+bool check_feature(const std::string& name);
 
 AuthorizationSet HwEnforcedAuthorizations(const vector<KeyCharacteristics>& key_characteristics);
 AuthorizationSet SwEnforcedAuthorizations(const vector<KeyCharacteristics>& key_characteristics);