KeyMint VTS: strict test only for v2+

Bug: 223537775
Bug: 197096139
Test: VtsAidlKeyMintTargetTest
Change-Id: Ib77d52e4a91233c936b3a44f5eac71f53b2af450

1 files changed, 15 insertions, 0 deletions

diff --git a/security/keymint/aidl/vts/functional/AttestKeyTest.cpp b/security/keymint/aidl/vts/functional/AttestKeyTest.cpp
index 8a26b3cffb..0bab54c2a6 100644
--- a/security/keymint/aidl/vts/functional/AttestKeyTest.cpp
+++ b/security/keymint/aidl/vts/functional/AttestKeyTest.cpp
@@ -183,6 +183,14 @@ TEST_P(AttestKeyTest, AllRsaSizes) {
  * This test attempts to create an RSA attestation key that also allows signing.
  */
 TEST_P(AttestKeyTest, RsaAttestKeyMultiPurposeFail) {
+    if (AidlVersion() < 2) {
+        // The KeyMint v1 spec required that KeyPurpose::ATTEST_KEY not be combined
+        // with other key purposes.  However, this was not checked at the time
+        // so we can only be strict about checking this for implementations of KeyMint
+        // version 2 and above.
+        GTEST_SKIP() << "Single-purpose for KeyPurpose::ATTEST_KEY only strict since KeyMint v2";
+    }
+
     vector<uint8_t> attest_key_blob;
     vector<KeyCharacteristics> attest_key_characteristics;
     vector<Certificate> attest_key_cert_chain;
@@ -453,6 +461,13 @@ TEST_P(AttestKeyTest, EcAttestKeyChaining) {
  * This test attempts to create an EC attestation key that also allows signing.
  */
 TEST_P(AttestKeyTest, EcAttestKeyMultiPurposeFail) {
+    if (AidlVersion() < 2) {
+        // The KeyMint v1 spec required that KeyPurpose::ATTEST_KEY not be combined
+        // with other key purposes.  However, this was not checked at the time
+        // so we can only be strict about checking this for implementations of KeyMint
+        // version 2 and above.
+        GTEST_SKIP() << "Single-purpose for KeyPurpose::ATTEST_KEY only strict since KeyMint v2";
+    }
     vector<uint8_t> attest_key_blob;
     vector<KeyCharacteristics> attest_key_characteristics;
     vector<Certificate> attest_key_cert_chain;