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Add special handling for expected ECC import format for Nitrokey 3

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This commit is contained in:
Vincent Breitmoser
2024-02-20 15:50:55 +01:00
parent c9e86b00ed
commit 90f859749e
2 changed files with 10 additions and 5 deletions
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8
OpenKeychain/src/main/java/org/sufficientlysecure/keychain/securitytoken/SecurityTokenUtils.java
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@@ -33,13 +33,13 @@ import java.security.interfaces.RSAPrivateCrtKey;
public class SecurityTokenUtils {
public static byte[] attributesFromSecretKey(KeyType slot, CanonicalizedSecretKey secretKey,
KeyFormat formatForKeyType)
KeyFormat currentKeyFormat, boolean withEccPublicKey)
throws IOException {
if (secretKey.isRSA()) {
return attributesForRsaKey(secretKey.getBitStrength(), (RsaKeyFormat) formatForKeyType);
return attributesForRsaKey(secretKey.getBitStrength(), (RsaKeyFormat) currentKeyFormat);
} else if (secretKey.isEC()) {
byte[] oid = new ASN1ObjectIdentifier(secretKey.getCurveOid()).getEncoded();
byte[] attrs = new byte[1 + (oid.length - 2) + 1];
byte[] attrs = new byte[1 + (oid.length - 2) + (withEccPublicKey ? 1 : 0)];
if (slot.equals(KeyType.ENCRYPT))
attrs[0] = PublicKeyAlgorithmTags.ECDH;
@@ -49,7 +49,9 @@ public class SecurityTokenUtils {
System.arraycopy(oid, 2, attrs, 1, (oid.length - 2));
if (withEccPublicKey) {
attrs[attrs.length - 1] = (byte) 0xff;
}
return attrs;
} else {

5
OpenKeychain/src/main/java/org/sufficientlysecure/keychain/securitytoken/operations/SecurityTokenChangeKeyTokenOp.java
View File

@@ -39,6 +39,7 @@ import org.sufficientlysecure.keychain.securitytoken.OpenPgpCapabilities;
import org.sufficientlysecure.keychain.securitytoken.RsaKeyFormat;
import org.sufficientlysecure.keychain.securitytoken.ResponseApdu;
import org.sufficientlysecure.keychain.securitytoken.SecurityTokenConnection;
import org.sufficientlysecure.keychain.securitytoken.SecurityTokenInfo.TokenType;
import org.sufficientlysecure.keychain.securitytoken.SecurityTokenUtils;
import org.sufficientlysecure.keychain.util.Passphrase;
@@ -150,7 +151,9 @@ public class SecurityTokenChangeKeyTokenOp {
OpenPgpCapabilities openPgpCapabilities = connection.getOpenPgpCapabilities();
KeyFormat formatForKeyType = openPgpCapabilities.getFormatForKeyType(slot);
return SecurityTokenUtils.attributesFromSecretKey(slot, secretKey, formatForKeyType);
// the Nitrokey 3 doesn't support including the public key
boolean withEccPublicKey = connection.getTokenType() != TokenType.NITROKEY_3;
return SecurityTokenUtils.attributesFromSecretKey(slot, secretKey, formatForKeyType, withEccPublicKey);
}
private void setKeyAttributes(Passphrase adminPin, KeyType keyType, byte[] data) throws IOException {