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8225745: NoSuchAlgorithmException exception for SHA256withECDSA with RSASSA-PSS support

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Fixed SignatureUtil and ECDSA signature impl to handle EC parameters

Reviewed-by: weijun
This commit is contained in:
Valerie Peng 2019-07-11 20:11:47 +00:00
parent 27c77d3d29
commit 175faeeadf
5 changed files with 189 additions and 33 deletions
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47
src/java.base/share/classes/sun/security/util/SignatureUtil.java
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@ -28,6 +28,7 @@ package sun.security.util;
import java.io.IOException;
import java.security.*;
import java.security.spec.*;
import java.util.Locale;
import sun.security.rsa.RSAUtil;
import jdk.internal.access.SharedSecrets;
@ -74,14 +75,9 @@ public class SignatureUtil {
AlgorithmParameters params)
throws ProviderException {
sigName = checkName(sigName);
sigName = checkName(sigName).toUpperCase(Locale.ENGLISH);
AlgorithmParameterSpec paramSpec = null;
if (params != null) {
if (sigName.toUpperCase().indexOf("RSA") == -1) {
throw new ProviderException
("Unrecognized algorithm for signature parameters " +
sigName);
}
// AlgorithmParameters.getAlgorithm() may returns oid if it's
// created during DER decoding. Convert to use the standard name
// before passing it to RSAUtil
@ -93,7 +89,20 @@ public class SignatureUtil {
throw new ProviderException(e);
}
}
paramSpec = RSAUtil.getParamSpec(params);
if (sigName.indexOf("RSA") != -1) {
paramSpec = RSAUtil.getParamSpec(params);
} else if (sigName.indexOf("ECDSA") != -1) {
try {
paramSpec = params.getParameterSpec(ECParameterSpec.class);
} catch (Exception e) {
throw new ProviderException("Error handling EC parameters", e);
}
} else {
throw new ProviderException
("Unrecognized algorithm for signature parameters " +
sigName);
}
}
return paramSpec;
}
@ -103,17 +112,31 @@ public class SignatureUtil {
public static AlgorithmParameterSpec getParamSpec(String sigName,
byte[] paramBytes)
throws ProviderException {
sigName = checkName(sigName);
sigName = checkName(sigName).toUpperCase(Locale.ENGLISH);
AlgorithmParameterSpec paramSpec = null;
if (paramBytes != null) {
if (sigName.toUpperCase().indexOf("RSA") == -1) {
if (sigName.indexOf("RSA") != -1) {
AlgorithmParameters params =
createAlgorithmParameters(sigName, paramBytes);
paramSpec = RSAUtil.getParamSpec(params);
} else if (sigName.indexOf("ECDSA") != -1) {
try {
Provider p = Signature.getInstance(sigName).getProvider();
paramSpec = ECUtil.getECParameterSpec(p, paramBytes);
} catch (Exception e) {
throw new ProviderException("Error handling EC parameters", e);
}
// ECUtil discards exception and returns null, so we need to check
// the returned value
if (paramSpec == null) {
throw new ProviderException("Error handling EC parameters");
}
} else {
throw new ProviderException
("Unrecognized algorithm for signature parameters " +
sigName);
}
AlgorithmParameters params =
createAlgorithmParameters(sigName, paramBytes);
paramSpec = RSAUtil.getParamSpec(params);
}
return paramSpec;
}