Merge "Identity: Move signingKeyBlob from finishRetrieval() to... (4537d59a) · Commits · e / os / android_hardware_interfaces

identity/aidl/android/hardware/identity/IIdentityCredential.aidl

+6 −7

Original line number	Original line	Diff line number	Diff line
	@@ -176,6 +176,10 @@ interface IIdentityCredential {
	* @param itemsRequest		* @param itemsRequest
	* If non-empty, contains request data that is signed by the reader. See above.		* If non-empty, contains request data that is signed by the reader. See above.
	*		*
			* @param signingKeyBlob is either empty or a signingKeyBlob (see generateSigningKeyPair(),
			* below) containing the signing key to use to sign the data retrieved. If this
			* is not in the right format the call fails with STATUS_INVALID_DATA.
			*
	* @param sessionTranscript		* @param sessionTranscript
	* Either empty or the CBOR of the SessionTranscript. See above.		* Either empty or the CBOR of the SessionTranscript. See above.
	*		*
	@@ -195,8 +199,7 @@ interface IIdentityCredential {
	* and remove the corresponding requests from the counts.		* and remove the corresponding requests from the counts.
	*/		*/
	void startRetrieval(in SecureAccessControlProfile[] accessControlProfiles,		void startRetrieval(in SecureAccessControlProfile[] accessControlProfiles,
	in HardwareAuthToken authToken,		in HardwareAuthToken authToken, in byte[] itemsRequest, in byte[] signingKeyBlob,
	in byte[] itemsRequest,
	in byte[] sessionTranscript, in byte[] readerSignature, in int[] requestCounts);		in byte[] sessionTranscript, in byte[] readerSignature, in int[] requestCounts);

	/**		/**
	@@ -254,10 +257,6 @@ interface IIdentityCredential {
	* If signingKeyBlob or the sessionTranscript parameter passed to startRetrieval() is		* If signingKeyBlob or the sessionTranscript parameter passed to startRetrieval() is
	* empty then the returned MAC will be empty.		* empty then the returned MAC will be empty.
	*		*
	* @param signingKeyBlob is either empty or a signingKeyBlob (see generateSigningKeyPair(),
	* below) containing the signing key to use to sign the data retrieved. If this
	* is not in the right format the call fails with STATUS_INVALID_DATA.
	*
	* @param out mac is empty if signingKeyBlob or the sessionTranscript passed to		* @param out mac is empty if signingKeyBlob or the sessionTranscript passed to
	* startRetrieval() is empty. Otherwise it is a COSE_Mac0 with empty payload		* startRetrieval() is empty. Otherwise it is a COSE_Mac0 with empty payload
	* and the detached content is set to DeviceAuthentication as defined below.		* and the detached content is set to DeviceAuthentication as defined below.
	@@ -304,7 +303,7 @@ interface IIdentityCredential {
	*		*
	* @param out deviceNameSpaces the bytes of DeviceNameSpaces.		* @param out deviceNameSpaces the bytes of DeviceNameSpaces.
	*/		*/
	void finishRetrieval(in byte[] signingKeyBlob, out byte[] mac, out byte[] deviceNameSpaces);		void finishRetrieval(out byte[] mac, out byte[] deviceNameSpaces);

	/**		/**
	* Generate a key pair to be used for signing session data and retrieved data items.		* Generate a key pair to be used for signing session data and retrieved data items.

identity/aidl/default/IdentityCredential.cpp

+7 −8

identity/aidl/default/IdentityCredential.h

+4 −3

identity/aidl/vts/VtsHalIdentityTargetTest.cpp

+8 −8

Original line number	Original line	Diff line number	Diff line
	@@ -352,10 +352,15 @@ TEST_P(IdentityAidl, createAndRetrieveCredential) {
	readerCertificate.value());		readerCertificate.value());
	ASSERT_TRUE(readerSignature);		ASSERT_TRUE(readerSignature);

			// Generate the key that will be used to sign AuthenticatedData.
			vector<uint8_t> signingKeyBlob;
			Certificate signingKeyCertificate;
			ASSERT_TRUE(credential->generateSigningKeyPair(&signingKeyBlob, &signingKeyCertificate).isOk());

	ASSERT_TRUE(credential		ASSERT_TRUE(credential
	->startRetrieval(returnedSecureProfiles, authToken, itemsRequestBytes,		->startRetrieval(returnedSecureProfiles, authToken, itemsRequestBytes,
	sessionTranscriptBytes, readerSignature.value(),		signingKeyBlob, sessionTranscriptBytes,
	testEntriesEntryCounts)		readerSignature.value(), testEntriesEntryCounts)
	.isOk());		.isOk());

	for (const auto& entry : testEntries) {		for (const auto& entry : testEntries) {
	@@ -377,14 +382,9 @@ TEST_P(IdentityAidl, createAndRetrieveCredential) {
	EXPECT_EQ(content, entry.valueCbor);		EXPECT_EQ(content, entry.valueCbor);
	}		}

	// Generate the key that will be used to sign AuthenticatedData.
	vector<uint8_t> signingKeyBlob;
	Certificate signingKeyCertificate;
	ASSERT_TRUE(credential->generateSigningKeyPair(&signingKeyBlob, &signingKeyCertificate).isOk());

	vector<uint8_t> mac;		vector<uint8_t> mac;
	vector<uint8_t> deviceNameSpacesBytes;		vector<uint8_t> deviceNameSpacesBytes;
	ASSERT_TRUE(credential->finishRetrieval(signingKeyBlob, &mac, &deviceNameSpacesBytes).isOk());		ASSERT_TRUE(credential->finishRetrieval(&mac, &deviceNameSpacesBytes).isOk());
	cborPretty = support::cborPrettyPrint(deviceNameSpacesBytes, 32, {});		cborPretty = support::cborPrettyPrint(deviceNameSpacesBytes, 32, {});
	ASSERT_EQ(		ASSERT_EQ(
	"{\n"		"{\n"

Original line number	Original line	Diff line number	Diff line
	@@ -256,8 +256,8 @@ bool checkUserAuthentication(const SecureAccessControlProfile& profile,
	ndk::ScopedAStatus IdentityCredential::startRetrieval(		ndk::ScopedAStatus IdentityCredential::startRetrieval(
	const vector<SecureAccessControlProfile>& accessControlProfiles,		const vector<SecureAccessControlProfile>& accessControlProfiles,
	const HardwareAuthToken& authToken, const vector<int8_t>& itemsRequestS,		const HardwareAuthToken& authToken, const vector<int8_t>& itemsRequestS,
	const vector<int8_t>& sessionTranscriptS, const vector<int8_t>& readerSignatureS,		const vector<int8_t>& signingKeyBlobS, const vector<int8_t>& sessionTranscriptS,
	const vector<int32_t>& requestCounts) {		const vector<int8_t>& readerSignatureS, const vector<int32_t>& requestCounts) {
	auto sessionTranscript = byteStringToUnsigned(sessionTranscriptS);		auto sessionTranscript = byteStringToUnsigned(sessionTranscriptS);
	auto itemsRequest = byteStringToUnsigned(itemsRequestS);		auto itemsRequest = byteStringToUnsigned(itemsRequestS);
	auto readerSignature = byteStringToUnsigned(readerSignatureS);		auto readerSignature = byteStringToUnsigned(readerSignatureS);
	@@ -498,6 +498,7 @@ ndk::ScopedAStatus IdentityCredential::startRetrieval(
	currentNameSpace_ = "";		currentNameSpace_ = "";

	itemsRequest_ = itemsRequest;		itemsRequest_ = itemsRequest;
			signingKeyBlob_ = byteStringToUnsigned(signingKeyBlobS);

	numStartRetrievalCalls_ += 1;		numStartRetrievalCalls_ += 1;
	return ndk::ScopedAStatus::ok();		return ndk::ScopedAStatus::ok();
	@@ -650,11 +651,8 @@ ndk::ScopedAStatus IdentityCredential::retrieveEntryValue(const vector<int8_t>&
	return ndk::ScopedAStatus::ok();		return ndk::ScopedAStatus::ok();
	}		}

	ndk::ScopedAStatus IdentityCredential::finishRetrieval(const vector<int8_t>& signingKeyBlobS,		ndk::ScopedAStatus IdentityCredential::finishRetrieval(vector<int8_t>* outMac,
	vector<int8_t>* outMac,
	vector<int8_t>* outDeviceNameSpaces) {		vector<int8_t>* outDeviceNameSpaces) {
	auto signingKeyBlob = byteStringToUnsigned(signingKeyBlobS);

	if (currentNameSpaceDeviceNameSpacesMap_.size() > 0) {		if (currentNameSpaceDeviceNameSpacesMap_.size() > 0) {
	deviceNameSpacesMap_.add(currentNameSpace_,		deviceNameSpacesMap_.add(currentNameSpace_,
	std::move(currentNameSpaceDeviceNameSpacesMap_));		std::move(currentNameSpaceDeviceNameSpacesMap_));
	@@ -664,7 +662,8 @@ ndk::ScopedAStatus IdentityCredential::finishRetrieval(const vector<int8_t>& sig
	// If there's no signing key or no sessionTranscript or no reader ephemeral		// If there's no signing key or no sessionTranscript or no reader ephemeral
	// public key, we return the empty MAC.		// public key, we return the empty MAC.
	optional<vector<uint8_t>> mac;		optional<vector<uint8_t>> mac;
	if (signingKeyBlob.size() > 0 && sessionTranscript_.size() > 0 && readerPublicKey_.size() > 0) {		if (signingKeyBlob_.size() > 0 && sessionTranscript_.size() > 0 &&
			readerPublicKey_.size() > 0) {
	cppbor::Array array;		cppbor::Array array;
	array.add("DeviceAuthentication");		array.add("DeviceAuthentication");
	array.add(sessionTranscriptItem_->clone());		array.add(sessionTranscriptItem_->clone());
	@@ -674,7 +673,7 @@ ndk::ScopedAStatus IdentityCredential::finishRetrieval(const vector<int8_t>& sig

Original line number	Original line	Diff line number	Diff line
	@@ -54,14 +54,14 @@ class IdentityCredential : public BnIdentityCredential {
	ndk::ScopedAStatus startRetrieval(		ndk::ScopedAStatus startRetrieval(
	const vector<SecureAccessControlProfile>& accessControlProfiles,		const vector<SecureAccessControlProfile>& accessControlProfiles,
	const HardwareAuthToken& authToken, const vector<int8_t>& itemsRequest,		const HardwareAuthToken& authToken, const vector<int8_t>& itemsRequest,
	const vector<int8_t>& sessionTranscript, const vector<int8_t>& readerSignature,		const vector<int8_t>& signingKeyBlob, const vector<int8_t>& sessionTranscript,
	const vector<int32_t>& requestCounts) override;		const vector<int8_t>& readerSignature, const vector<int32_t>& requestCounts) override;
	ndk::ScopedAStatus startRetrieveEntryValue(		ndk::ScopedAStatus startRetrieveEntryValue(
	const string& nameSpace, const string& name, int32_t entrySize,		const string& nameSpace, const string& name, int32_t entrySize,
	const vector<int32_t>& accessControlProfileIds) override;		const vector<int32_t>& accessControlProfileIds) override;
	ndk::ScopedAStatus retrieveEntryValue(const vector<int8_t>& encryptedContent,		ndk::ScopedAStatus retrieveEntryValue(const vector<int8_t>& encryptedContent,
	vector<int8_t>* outContent) override;		vector<int8_t>* outContent) override;
	ndk::ScopedAStatus finishRetrieval(const vector<int8_t>& signingKeyBlob, vector<int8_t>* outMac,		ndk::ScopedAStatus finishRetrieval(vector<int8_t>* outMac,
	vector<int8_t>* outDeviceNameSpaces) override;		vector<int8_t>* outDeviceNameSpaces) override;
	ndk::ScopedAStatus generateSigningKeyPair(vector<int8_t>* outSigningKeyBlob,		ndk::ScopedAStatus generateSigningKeyPair(vector<int8_t>* outSigningKeyBlob,
	Certificate* outSigningKeyCertificate) override;		Certificate* outSigningKeyCertificate) override;
	@@ -88,6 +88,7 @@ class IdentityCredential : public BnIdentityCredential {

	// Set at startRetrieval() time.		// Set at startRetrieval() time.
	map<int32_t, int> profileIdToAccessCheckResult_;		map<int32_t, int> profileIdToAccessCheckResult_;
			vector<uint8_t> signingKeyBlob_;
	vector<uint8_t> sessionTranscript_;		vector<uint8_t> sessionTranscript_;
	std::unique_ptr<cppbor::Item> sessionTranscriptItem_;		std::unique_ptr<cppbor::Item> sessionTranscriptItem_;
	vector<uint8_t> itemsRequest_;		vector<uint8_t> itemsRequest_;