Allow RKP-only devices to pass keymint VTS

Add test paths for HALs that are RKP-only so that they may pass tests.

Fix up a few tests that were just being skipped for RKP-only HALs.

Test: ran VTS against cuttlefish with no factory key
Bug: 329409739
Change-Id: I5400874dd2f9885c061970a30ea44985353d23ed
diff --git a/security/keymint/aidl/vts/functional/KeyMintAidlTestBase.h b/security/keymint/aidl/vts/functional/KeyMintAidlTestBase.h
index 4ed7698..b884cc7 100644
--- a/security/keymint/aidl/vts/functional/KeyMintAidlTestBase.h
+++ b/security/keymint/aidl/vts/functional/KeyMintAidlTestBase.h
@@ -104,35 +104,19 @@
     uint32_t boot_patch_level();
     bool isDeviceIdAttestationRequired();
     bool isSecondImeiIdAttestationRequired();
+    bool isRkpOnly();
 
     bool Curve25519Supported();
 
+    ErrorCode GenerateKey(const AuthorizationSet& key_desc);
+
     ErrorCode GenerateKey(const AuthorizationSet& key_desc, vector<uint8_t>* key_blob,
-                          vector<KeyCharacteristics>* key_characteristics) {
-        return GenerateKey(key_desc, std::nullopt /* attest_key */, key_blob, key_characteristics,
-                           &cert_chain_);
-    }
+                          vector<KeyCharacteristics>* key_characteristics);
+
     ErrorCode GenerateKey(const AuthorizationSet& key_desc,
                           const optional<AttestationKey>& attest_key, vector<uint8_t>* key_blob,
                           vector<KeyCharacteristics>* key_characteristics,
                           vector<Certificate>* cert_chain);
-    ErrorCode GenerateKey(const AuthorizationSet& key_desc,
-                          const optional<AttestationKey>& attest_key = std::nullopt);
-
-    // Generate key for implementations which do not support factory attestation.
-    ErrorCode GenerateKeyWithSelfSignedAttestKey(const AuthorizationSet& attest_key_desc,
-                                                 const AuthorizationSet& key_desc,
-                                                 vector<uint8_t>* key_blob,
-                                                 vector<KeyCharacteristics>* key_characteristics,
-                                                 vector<Certificate>* cert_chain);
-
-    ErrorCode GenerateKeyWithSelfSignedAttestKey(const AuthorizationSet& attest_key_desc,
-                                                 const AuthorizationSet& key_desc,
-                                                 vector<uint8_t>* key_blob,
-                                                 vector<KeyCharacteristics>* key_characteristics) {
-        return GenerateKeyWithSelfSignedAttestKey(attest_key_desc, key_desc, key_blob,
-                                                  key_characteristics, &cert_chain_);
-    }
 
     ErrorCode ImportKey(const AuthorizationSet& key_desc, KeyFormat format,
                         const string& key_material, vector<uint8_t>* key_blob,
@@ -372,7 +356,7 @@
     bool is_strongbox_enabled(void) const;
     bool is_chipset_allowed_km4_strongbox(void) const;
     bool shouldSkipAttestKeyTest(void) const;
-    void skipAttestKeyTest(void) const;
+    void skipAttestKeyTestIfNeeded() const;
 
     void assert_mgf_digests_present_or_not_in_key_characteristics(
             const vector<KeyCharacteristics>& key_characteristics,