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8255867: SignatureScheme JSSE property does not preserve ordering in handshake messages

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Reviewed-by: xuelei
This commit is contained in:
Jamil Nimeh 2021-02-22 22:18:11 +00:00
parent a86728850e
commit a30fb4fc68
3 changed files with 356 additions and 14 deletions
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17
src/java.base/share/classes/sun/security/ssl/SignatureScheme.java
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@ -375,10 +375,19 @@ enum SignatureScheme {
AlgorithmConstraints constraints,
List<ProtocolVersion> activeProtocols) {
List<SignatureScheme> supported = new LinkedList<>();
for (SignatureScheme ss: SignatureScheme.values()) {
if (!ss.isAvailable ||
(!config.signatureSchemes.isEmpty() &&
!config.signatureSchemes.contains(ss))) {
// If config.signatureSchemes is non-empty then it means that
// it was defined by a System property. Per
// SSLConfiguration.getCustomizedSignatureScheme() the list will
// only contain schemes that are in the enum.
// Otherwise, use the enum constants (converted to a List).
List<SignatureScheme> schemesToCheck =
config.signatureSchemes.isEmpty() ?
Arrays.asList(SignatureScheme.values()) :
config.signatureSchemes;
for (SignatureScheme ss: schemesToCheck) {
if (!ss.isAvailable) {
if (SSLLogger.isOn &&
SSLLogger.isOn("ssl,handshake,verbose")) {
SSLLogger.finest(