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Disable reset for Gnuk token version < 1.2.5

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This commit is contained in:
Vincent Breitmoser
2017-10-31 15:39:14 +01:00
parent a51d0555e1
commit aef66e97ea
6 changed files with 59 additions and 4 deletions
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34
OpenKeychain/src/main/java/org/sufficientlysecure/keychain/securitytoken/SecurityTokenInfo.java
View File

@@ -5,6 +5,8 @@ import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashSet;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import android.os.Parcelable;
import android.support.annotation.Nullable;
@@ -18,6 +20,7 @@ import org.sufficientlysecure.keychain.ui.util.KeyFormattingUtils;
@AutoValue
public abstract class SecurityTokenInfo implements Parcelable {
private static final byte[] EMPTY_ARRAY = new byte[20];
private static final Pattern GNUK_VERSION_PATTERN = Pattern.compile("FSIJ-(\\d\\.\\d\\.\\d)-.+");
public abstract TransportType getTransportType();
public abstract TokenType getTokenType();
@@ -90,7 +93,8 @@ public abstract class SecurityTokenInfo implements Parcelable {
}
public enum TokenType {
YUBIKEY_NEO, YUBIKEY_4, FIDESMO, NITROKEY_PRO, NITROKEY_STORAGE, NITROKEY_START, GNUK, LEDGER_NANO_S, UNKNOWN
YUBIKEY_NEO, YUBIKEY_4, FIDESMO, NITROKEY_PRO, NITROKEY_STORAGE, NITROKEY_START,
GNUK_OLD, GNUK_UNKNOWN, GNUK_NEWER_1_25, LEDGER_NANO_S, UNKNOWN
}
private static final HashSet<TokenType> SUPPORTED_USB_TOKENS = new HashSet<>(Arrays.asList(
@@ -98,7 +102,15 @@ public abstract class SecurityTokenInfo implements Parcelable {
TokenType.YUBIKEY_4,
TokenType.NITROKEY_PRO,
TokenType.NITROKEY_STORAGE,
TokenType.GNUK
TokenType.GNUK_OLD,
TokenType.GNUK_UNKNOWN,
TokenType.GNUK_NEWER_1_25
));
private static final HashSet<TokenType> SUPPORTED_USB_RESET = new HashSet<>(Arrays.asList(
TokenType.YUBIKEY_NEO,
TokenType.YUBIKEY_4,
TokenType.GNUK_NEWER_1_25
));
private static final HashSet<TokenType> SUPPORTED_USB_PUT_KEY = new HashSet<>(Arrays.asList(
@@ -120,4 +132,22 @@ public abstract class SecurityTokenInfo implements Parcelable {
return isKnownSupported || isNfcTransport;
}
public boolean isResetSupported() {
boolean isKnownSupported = SUPPORTED_USB_RESET.contains(getTokenType());
boolean isNfcTransport = getTransportType() == TransportType.NFC;
return isKnownSupported || isNfcTransport;
}
public static String parseGnukVersionString(String serialNo) {
if (serialNo == null) {
return null;
}
Matcher matcher = GNUK_VERSION_PATTERN.matcher(serialNo);
if (!matcher.matches()) {
return null;
}
return matcher.group(1);
}
}

6
OpenKeychain/src/main/java/org/sufficientlysecure/keychain/securitytoken/usb/UsbTransport.java
View File

@@ -34,6 +34,7 @@ import org.bouncycastle.util.encoders.Hex;
import org.sufficientlysecure.keychain.Constants;
import org.sufficientlysecure.keychain.securitytoken.CommandApdu;
import org.sufficientlysecure.keychain.securitytoken.ResponseApdu;
import org.sufficientlysecure.keychain.securitytoken.SecurityTokenInfo;
import org.sufficientlysecure.keychain.securitytoken.SecurityTokenInfo.TokenType;
import org.sufficientlysecure.keychain.securitytoken.SecurityTokenInfo.TransportType;
import org.sufficientlysecure.keychain.securitytoken.Transport;
@@ -217,7 +218,10 @@ public class UsbTransport implements Transport {
break;
}
case VENDOR_FSIJ: {
return TokenType.GNUK;
String serialNo = usbConnection.getSerial();
String gnukVersion = SecurityTokenInfo.parseGnukVersionString(serialNo);
boolean versionBigger125 = gnukVersion != null && "1.2.5".compareTo(gnukVersion) < 0;
return versionBigger125 ? TokenType.GNUK_NEWER_1_25 : TokenType.GNUK_OLD;
}
case VENDOR_LEDGER: {
return TokenType.LEDGER_NANO_S;