lgoldstein commented on a change in pull request #127:
URL: https://github.com/apache/mina-sshd/pull/127#discussion_r417800394
##########
File path:
sshd-common/src/main/java/org/apache/sshd/common/config/keys/loader/AESPrivateKeyObfuscator.java
##########
@@ -56,6 +61,28 @@ public AESPrivateKeyObfuscator() {
return applyPrivateKeyCipher(bytes, encContext, keyLength, keyValue,
encryptIt);
}
+ @Override
+ protected int
resolveInitializationVectorLength(PrivateKeyEncryptionContext encContext)
throws GeneralSecurityException {
+ int keyLength = resolveKeyLength(encContext);
+ String cipherMode = encContext.getCipherMode();
+ String xformMode = "/" + cipherMode.toUpperCase() + "/";
+ List<CipherInformation> matches = BuiltinCiphers.VALUES.stream()
+ .filter(c -> CIPHER_NAME.equalsIgnoreCase(c.getAlgorithm())
+ && (keyLength == c.getKeySize())
+ && c.getTransformation().contains(xformMode))
+ .collect(Collectors.toList());
+ int numMatches = GenericUtils.size(matches);
+ if (numMatches <= 0) {
+ throw new NoSuchAlgorithmException("No match found for " +
encContext);
+ }
+ if (numMatches > 1) {
Review comment:
Good point - changed the code accordingly
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