am 08963653: Merge "Rename KeymasterException to KeyStoreException." (376b23e6) · Commits · e / os / android_frameworks_base

keystore/java/android/security/KeyStore.java

+54 −0

Original line number	Diff line number	Diff line
		@@ -26,6 +26,7 @@ import android.security.keymaster.ExportResult;
		import android.security.keymaster.KeyCharacteristics;
		import android.security.keymaster.KeymasterArguments;
		import android.security.keymaster.KeymasterBlob;
		import android.security.keymaster.KeymasterDefs;
		import android.security.keymaster.OperationResult;
		import android.util.Log;

		@@ -506,4 +507,57 @@ public class KeyStore {
		return SYSTEM_ERROR;
		}
		}

		public static KeyStoreException getKeyStoreException(int errorCode) {
		if (errorCode > 0) {
		// KeyStore layer error
		switch (errorCode) {
		case NO_ERROR:
		return new KeyStoreException(errorCode, "OK");
		case LOCKED:
		return new KeyStoreException(errorCode, "Keystore locked");
		case UNINITIALIZED:
		return new KeyStoreException(errorCode, "Keystore not initialized");
		case SYSTEM_ERROR:
		return new KeyStoreException(errorCode, "System error");
		case PERMISSION_DENIED:
		return new KeyStoreException(errorCode, "Permission denied");
		case KEY_NOT_FOUND:
		return new KeyStoreException(errorCode, "Key not found");
		case VALUE_CORRUPTED:
		return new KeyStoreException(errorCode, "Key blob corrupted");
		default:
		return new KeyStoreException(errorCode, String.valueOf(errorCode));
		}
		} else {
		// Keymaster layer error
		switch (errorCode) {
		case KeymasterDefs.KM_ERROR_INVALID_AUTHORIZATION_TIMEOUT:
		// The name of this parameter significantly differs between Keymaster and
		// framework APIs. Use the framework wording to make life easier for developers.
		return new KeyStoreException(errorCode,
		"Invalid user authentication validity duration");
		default:
		return new KeyStoreException(errorCode,
		KeymasterDefs.getErrorMessage(errorCode));
		}
		}
		}

		public static CryptoOperationException getCryptoOperationException(KeyStoreException e) {
		switch (e.getErrorCode()) {
		case KeymasterDefs.KM_ERROR_KEY_EXPIRED:
		return new KeyExpiredException();
		case KeymasterDefs.KM_ERROR_KEY_NOT_YET_VALID:
		return new KeyNotYetValidException();
		case KeymasterDefs.KM_ERROR_KEY_USER_NOT_AUTHENTICATED:
		return new UserNotAuthenticatedException();
		default:
		return new CryptoOperationException("Crypto operation failed", e);
		}
		}

		public static CryptoOperationException getCryptoOperationException(int errorCode) {
		return getCryptoOperationException(getKeyStoreException(errorCode));
		}
		}

keystore/java/android/security/KeyStoreCipherSpi.java

+5 −5

Original line number	Diff line number	Diff line
		@@ -224,7 +224,7 @@ public abstract class KeyStoreCipherSpi extends CipherSpi implements KeyStoreCry
		if (opResult == null) {
		throw new KeyStoreConnectException();
		} else if (opResult.resultCode != KeyStore.NO_ERROR) {
		throw KeymasterUtils.getCryptoOperationException(opResult.resultCode);
		throw KeyStore.getCryptoOperationException(opResult.resultCode);
		}

		if (opResult.token == null) {
		@@ -250,8 +250,8 @@ public abstract class KeyStoreCipherSpi extends CipherSpi implements KeyStoreCry
		byte[] output;
		try {
		output = mMainDataStreamer.update(input, inputOffset, inputLen);
		} catch (KeymasterException e) {
		throw KeymasterUtils.getCryptoOperationException(e);
		} catch (KeyStoreException e) {
		throw KeyStore.getCryptoOperationException(e);
		}

		if (output.length == 0) {
		@@ -285,7 +285,7 @@ public abstract class KeyStoreCipherSpi extends CipherSpi implements KeyStoreCry
		byte[] output;
		try {
		output = mMainDataStreamer.doFinal(input, inputOffset, inputLen);
		} catch (KeymasterException e) {
		} catch (KeyStoreException e) {
		switch (e.getErrorCode()) {
		case KeymasterDefs.KM_ERROR_INVALID_INPUT_LENGTH:
		throw new IllegalBlockSizeException();
		@@ -294,7 +294,7 @@ public abstract class KeyStoreCipherSpi extends CipherSpi implements KeyStoreCry
		case KeymasterDefs.KM_ERROR_VERIFICATION_FAILED:
		throw new AEADBadTagException();
		default:
		throw KeymasterUtils.getCryptoOperationException(e);
		throw KeyStore.getCryptoOperationException(e);
		}
		}

keystore/java/android/security/KeyStoreCryptoOperationChunkedStreamer.java

+6 −6

Original line number	Diff line number	Diff line
		@@ -80,7 +80,7 @@ public class KeyStoreCryptoOperationChunkedStreamer {
		mMaxChunkSize = maxChunkSize;
		}

		public byte[] update(byte[] input, int inputOffset, int inputLength) throws KeymasterException {
		public byte[] update(byte[] input, int inputOffset, int inputLength) throws KeyStoreException {
		if (inputLength == 0) {
		// No input provided
		return EMPTY_BYTE_ARRAY;
		@@ -120,7 +120,7 @@ public class KeyStoreCryptoOperationChunkedStreamer {
		if (opResult == null) {
		throw new KeyStoreConnectException();
		} else if (opResult.resultCode != KeyStore.NO_ERROR) {
		throw KeymasterUtils.getKeymasterException(opResult.resultCode);
		throw KeyStore.getKeyStoreException(opResult.resultCode);
		}

		if (opResult.inputConsumed == chunk.length) {
		@@ -188,7 +188,7 @@ public class KeyStoreCryptoOperationChunkedStreamer {
		}

		public byte[] doFinal(byte[] input, int inputOffset, int inputLength)
		throws KeymasterException {
		throws KeyStoreException {
		if (inputLength == 0) {
		// No input provided -- simplify the rest of the code
		input = EMPTY_BYTE_ARRAY;
		@@ -203,7 +203,7 @@ public class KeyStoreCryptoOperationChunkedStreamer {
		if (opResult == null) {
		throw new KeyStoreConnectException();
		} else if (opResult.resultCode != KeyStore.NO_ERROR) {
		throw KeymasterUtils.getKeymasterException(opResult.resultCode);
		throw KeyStore.getKeyStoreException(opResult.resultCode);
		}

		return concat(output, opResult.output);
		@@ -213,7 +213,7 @@ public class KeyStoreCryptoOperationChunkedStreamer {
		* Passes all of buffered input into the the KeyStore operation (via the {@code update}
		* operation) and returns output.
		*/
		public byte[] flush() throws KeymasterException {
		public byte[] flush() throws KeyStoreException {
		if (mBufferedLength <= 0) {
		return EMPTY_BYTE_ARRAY;
		}
		@@ -227,7 +227,7 @@ public class KeyStoreCryptoOperationChunkedStreamer {
		if (opResult == null) {
		throw new KeyStoreConnectException();
		} else if (opResult.resultCode != KeyStore.NO_ERROR) {
		throw KeymasterUtils.getKeymasterException(opResult.resultCode);
		throw KeyStore.getKeyStoreException(opResult.resultCode);
		}

		if (opResult.inputConsumed < chunk.length) {

keystore/java/android/security/KeymasterException.java→keystore/java/android/security/KeyStoreException.java

+4 −3

Original line number	Diff line number	Diff line
		@@ -17,15 +17,16 @@
		package android.security;

		/**
		* Keymaster exception.
		* KeyStore/keymaster exception with positive error codes coming from the KeyStore and negative
		* ones from keymaster.
		*
		* @hide
		*/
		public class KeymasterException extends Exception {
		public class KeyStoreException extends Exception {

		private final int mErrorCode;

		public KeymasterException(int errorCode, String message) {
		public KeyStoreException(int errorCode, String message) {
		super(message);
		mErrorCode = errorCode;
		}

keystore/java/android/security/KeyStoreHmacSpi.java

+5 −5

Original line number	Diff line number	Diff line
		@@ -117,7 +117,7 @@ public abstract class KeyStoreHmacSpi extends MacSpi implements KeyStoreCryptoOp
		if (opResult == null) {
		throw new KeyStoreConnectException();
		} else if (opResult.resultCode != KeyStore.NO_ERROR) {
		throw KeymasterUtils.getCryptoOperationException(opResult.resultCode);
		throw KeyStore.getCryptoOperationException(opResult.resultCode);
		}
		if (opResult.token == null) {
		throw new CryptoOperationException("Keystore returned null operation token");
		@@ -141,8 +141,8 @@ public abstract class KeyStoreHmacSpi extends MacSpi implements KeyStoreCryptoOp
		byte[] output;
		try {
		output = mChunkedStreamer.update(input, offset, len);
		} catch (KeymasterException e) {
		throw KeymasterUtils.getCryptoOperationException(e);
		} catch (KeyStoreException e) {
		throw KeyStore.getCryptoOperationException(e);
		}
		if ((output != null) && (output.length != 0)) {
		throw new CryptoOperationException("Update operation unexpectedly produced output");
		@@ -156,8 +156,8 @@ public abstract class KeyStoreHmacSpi extends MacSpi implements KeyStoreCryptoOp
		byte[] result;
		try {
		result = mChunkedStreamer.doFinal(null, 0, 0);
		} catch (KeymasterException e) {
		throw KeymasterUtils.getCryptoOperationException(e);
		} catch (KeyStoreException e) {
		throw KeyStore.getCryptoOperationException(e);
		}

		engineReset();