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This commit is contained in:
Henry Jen 2020-01-09 20:16:21 +00:00
commit 231d9afe6f
68 changed files with 1586 additions and 598 deletions
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15
src/java.base/share/classes/sun/security/x509/AlgorithmId.java
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@ -239,6 +239,9 @@ public class AlgorithmId implements Serializable, DerEncoder {
* return a name such as "MD5withRSA" for a signature algorithm on
* some systems. It also returns names like "OID.1.2.3.4", when
* no particular name for the algorithm is known.
*
* Note: for ecdsa-with-SHA2 plus hash algorithm (Ex: SHA-256), this method
* returns the "full" signature algorithm (Ex: SHA256withECDSA) directly.
*/
public String getName() {
String algName = nameTable.get(algid);
@ -248,7 +251,7 @@ public class AlgorithmId implements Serializable, DerEncoder {
if ((params != null) && algid.equals((Object)specifiedWithECDSA_oid)) {
try {
AlgorithmId paramsId =
AlgorithmId.parse(new DerValue(getEncodedParams()));
AlgorithmId.parse(new DerValue(params.toByteArray()));
String paramsName = paramsId.getName();
algName = makeSigAlg(paramsName, "EC");
} catch (IOException e) {
@ -264,12 +267,18 @@ public class AlgorithmId implements Serializable, DerEncoder {
/**
* Returns the DER encoded parameter, which can then be
* used to initialize java.security.AlgorithmParamters.
* used to initialize java.security.AlgorithmParameters.
*
* Note: for ecdsa-with-SHA2 plus hash algorithm (Ex: SHA-256), this method
* returns null because {@link #getName()} has already returned the "full"
* signature algorithm (Ex: SHA256withECDSA).
*
* @return DER encoded parameters, or null not present.
*/
public byte[] getEncodedParams() throws IOException {
return (params == null) ? null : params.toByteArray();
return (params == null || algid.equals(specifiedWithECDSA_oid))
? null
: params.toByteArray();
}
/**