From 5b255a263ff6dfbc2518e527466dc98aabf2cace Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Dominik=20Sch=C3=BCrmann?= Date: Sun, 9 Mar 2014 01:49:25 +0100 Subject: Fix key id and fingerprint handling, use full key ids --- .../keychain/pgp/PgpImportExport.java | 2 +- .../keychain/pgp/PgpKeyHelper.java | 137 ++++++++++----------- .../keychain/provider/ProviderHelper.java | 10 +- .../keychain/ui/ImportKeysActivity.java | 2 +- .../keychain/ui/ViewKeyMainFragment.java | 2 +- .../keychain/ui/adapter/ImportKeysListEntry.java | 2 +- .../keychain/ui/adapter/ViewKeyKeysAdapter.java | 2 +- .../keychain/ui/widget/KeyEditor.java | 5 +- .../keychain/util/HkpKeyServer.java | 2 +- .../src/main/res/layout/view_key_main_fragment.xml | 2 +- 10 files changed, 78 insertions(+), 88 deletions(-) (limited to 'OpenPGP-Keychain/src') diff --git a/OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/pgp/PgpImportExport.java b/OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/pgp/PgpImportExport.java index 9d9cd4d11..7c635a00b 100644 --- a/OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/pgp/PgpImportExport.java +++ b/OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/pgp/PgpImportExport.java @@ -228,7 +228,7 @@ public class PgpImportExport { for (PGPSecretKey testSecretKey : new IterableIterator( secretKeyRing.getSecretKeys())) { if (!testSecretKey.isMasterKey()) { - if (PgpKeyHelper.isSecretKeyPrivateEmpty(testSecretKey)) { + if (testSecretKey.isPrivateKeyEmpty()) { // this is bad, something is very wrong... save = false; status = Id.return_value.bad; diff --git a/OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/pgp/PgpKeyHelper.java b/OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/pgp/PgpKeyHelper.java index b3e21685e..71c921c33 100644 --- a/OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/pgp/PgpKeyHelper.java +++ b/OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/pgp/PgpKeyHelper.java @@ -32,6 +32,7 @@ import org.spongycastle.openpgp.PGPSecretKey; import org.spongycastle.openpgp.PGPSecretKeyRing; import org.spongycastle.openpgp.PGPSignature; import org.spongycastle.openpgp.PGPSignatureSubpacketVector; +import org.spongycastle.util.encoders.Hex; import org.sufficientlysecure.keychain.Constants; import org.sufficientlysecure.keychain.R; import org.sufficientlysecure.keychain.provider.ProviderHelper; @@ -415,55 +416,30 @@ public class PgpKeyHelper { String algorithmStr = null; switch (algorithm) { - case PGPPublicKey.RSA_ENCRYPT: - case PGPPublicKey.RSA_GENERAL: - case PGPPublicKey.RSA_SIGN: { - algorithmStr = "RSA"; - break; - } - - case PGPPublicKey.DSA: { - algorithmStr = "DSA"; - break; - } - - case PGPPublicKey.ELGAMAL_ENCRYPT: - case PGPPublicKey.ELGAMAL_GENERAL: { - algorithmStr = "ElGamal"; - break; - } + case PGPPublicKey.RSA_ENCRYPT: + case PGPPublicKey.RSA_GENERAL: + case PGPPublicKey.RSA_SIGN: { + algorithmStr = "RSA"; + break; + } - default: { - algorithmStr = "Unknown"; - break; - } - } - return algorithmStr + ", " + keySize + " bit"; - } + case PGPPublicKey.DSA: { + algorithmStr = "DSA"; + break; + } - /** - * Converts fingerprint to hex with whitespaces after 4 characters - * - * @param fp - * @return - */ - public static String convertFingerprintToHex(byte[] fp, boolean chunked) { - String fingerPrint = ""; - for (int i = 0; i < fp.length; ++i) { - if (chunked && i != 0 && i % 10 == 0) { - fingerPrint += " "; - } else if (chunked && i != 0 && i % 2 == 0) { - fingerPrint += " "; + case PGPPublicKey.ELGAMAL_ENCRYPT: + case PGPPublicKey.ELGAMAL_GENERAL: { + algorithmStr = "ElGamal"; + break; } - String chunk = Integer.toHexString((fp[i] + 256) % 256).toUpperCase(Locale.US); - while (chunk.length() < 2) { - chunk = "0" + chunk; + + default: { + algorithmStr = "Unknown"; + break; } - fingerPrint += chunk; } - - return fingerPrint; - + return algorithmStr + ", " + keySize + " bit"; } public static String getFingerPrint(Context context, long keyId) { @@ -481,52 +457,68 @@ public class PgpKeyHelper { return convertFingerprintToHex(key.getFingerprint(), true); } - public static boolean isSecretKeyPrivateEmpty(PGPSecretKey secretKey) { - return secretKey.isPrivateKeyEmpty(); - } - -// public static boolean isSecretKeyPrivateEmpty(Context context, long keyId) { -// PGPSecretKey secretKey = ProviderHelper.getPGPSecretKeyByKeyId(context, keyId); -// if (secretKey == null) { -// Log.e(Constants.TAG, "Key could not be found!"); -// return false; // could be a public key, assume it is not empty -// } -// return isSecretKeyPrivateEmpty(secretKey); -// } - - public static String convertKeyIdToHex(long keyId) { - String fingerPrint = Long.toHexString(keyId & 0xffffffffL).toUpperCase(Locale.US); - while (fingerPrint.length() < 8) { - fingerPrint = "0" + fingerPrint; + /** + * Converts fingerprint to hex (optional: with whitespaces after 4 characters) + *

+ * Fingerprint is shown using lowercase characters. Studies have shown that humans can + * better differentiate between numbers and letters when letters are lowercase. + * + * @param fingerprint + * @param split split into 4 character chunks + * @return + */ + public static String convertFingerprintToHex(byte[] fingerprint, boolean split) { + String hexString = Hex.toHexString(fingerprint); + if (split) { + hexString = hexString.replaceAll("(.{4})(?!$)", "$1 "); } - return fingerPrint; + + return hexString; } /** - * TODO: documentation - * + * Convert key id from long to 64 bit hex string + *

+ * V4: "The Key ID is the low-order 64 bits of the fingerprint" + *

+ * see http://tools.ietf.org/html/rfc4880#section-12.2 + * * @param keyId * @return */ - public static String convertKeyToHex(long keyId) { - return convertKeyIdToHex(keyId >> 32) + convertKeyIdToHex(keyId); + public static String convertKeyIdToHex(long keyId) { + return "0x" + convertKeyIdToHex32bit(keyId >> 32) + convertKeyIdToHex32bit(keyId); + } + + private static String convertKeyIdToHex32bit(long keyId) { + String hexString = Long.toHexString(keyId & 0xffffffffL).toLowerCase(Locale.US); + while (hexString.length() < 8) { + hexString = "0" + hexString; + } + return hexString; } - public static long convertHexToKeyId(String data) { - int len = data.length(); - String s2 = data.substring(len - 8); - String s1 = data.substring(0, len - 8); + /** + * Used in HkpKeyServer to convert hex encoded key ids back to long. + * + * @param hexString + * @return + */ + public static long convertHexToKeyId(String hexString) { + int len = hexString.length(); + String s2 = hexString.substring(len - 8); + String s1 = hexString.substring(0, len - 8); return (Long.parseLong(s1, 16) << 32) | Long.parseLong(s2, 16); } /** * Splits userId string into naming part, email part, and comment part - * + * * @param userId * @return array with naming (0), email (1), comment (2) */ public static String[] splitUserId(String userId) { - String[] result = new String[] { null, null, null }; + String[] result = new String[]{null, null, null}; if (userId == null || userId.equals("")) { return result; @@ -547,7 +539,6 @@ public class PgpKeyHelper { result[0] = matcher.group(1); result[1] = matcher.group(3); result[2] = matcher.group(2); - return result; } return result; diff --git a/OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/provider/ProviderHelper.java b/OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/provider/ProviderHelper.java index 68d9f801b..1a16f6db3 100644 --- a/OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/provider/ProviderHelper.java +++ b/OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/provider/ProviderHelper.java @@ -341,10 +341,10 @@ public class ProviderHelper { long keyRingRowId, PGPSecretKey key, int rank) throws IOException { ContentValues values = new ContentValues(); - boolean has_private = true; + boolean hasPrivate = true; if (key.isMasterKey()) { - if (PgpKeyHelper.isSecretKeyPrivateEmpty(key)) { - has_private = false; + if (key.isPrivateKeyEmpty()) { + hasPrivate = false; } } @@ -352,8 +352,8 @@ public class ProviderHelper { values.put(Keys.IS_MASTER_KEY, key.isMasterKey()); values.put(Keys.ALGORITHM, key.getPublicKey().getAlgorithm()); values.put(Keys.KEY_SIZE, key.getPublicKey().getBitStrength()); - values.put(Keys.CAN_CERTIFY, (PgpKeyHelper.isCertificationKey(key) && has_private)); - values.put(Keys.CAN_SIGN, (PgpKeyHelper.isSigningKey(key) && has_private)); + values.put(Keys.CAN_CERTIFY, (PgpKeyHelper.isCertificationKey(key) && hasPrivate)); + values.put(Keys.CAN_SIGN, (PgpKeyHelper.isSigningKey(key) && hasPrivate)); values.put(Keys.CAN_ENCRYPT, PgpKeyHelper.isEncryptionKey(key)); values.put(Keys.IS_REVOKED, key.getPublicKey().isRevoked()); values.put(Keys.CREATION, PgpKeyHelper.getCreationDate(key).getTime() / 1000); diff --git a/OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/ui/ImportKeysActivity.java b/OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/ui/ImportKeysActivity.java index 5ac421a44..7e31d795e 100644 --- a/OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/ui/ImportKeysActivity.java +++ b/OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/ui/ImportKeysActivity.java @@ -161,7 +161,7 @@ public class ImportKeysActivity extends DrawerActivity implements ActionBar.OnNa } else if (extras.containsKey(EXTRA_KEY_ID)) { long keyId = intent.getLongExtra(EXTRA_KEY_ID, 0); if (keyId != 0) { - query = "0x" + PgpKeyHelper.convertKeyToHex(keyId); + query = PgpKeyHelper.convertKeyIdToHex(keyId); } } else if (extras.containsKey(EXTRA_FINGERPRINT)) { String fingerprint = intent.getStringExtra(EXTRA_FINGERPRINT); diff --git a/OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/ui/ViewKeyMainFragment.java b/OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/ui/ViewKeyMainFragment.java index 495764eaf..7b83db87f 100644 --- a/OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/ui/ViewKeyMainFragment.java +++ b/OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/ui/ViewKeyMainFragment.java @@ -225,7 +225,7 @@ public class ViewKeyMainFragment extends Fragment implements // get key id from MASTER_KEY_ID long keyId = data.getLong(KEYS_INDEX_KEY_ID); - String keyIdStr = "0x" + PgpKeyHelper.convertKeyIdToHex(keyId); + String keyIdStr = PgpKeyHelper.convertKeyIdToHex(keyId); mKeyId.setText(keyIdStr); // get creation date from CREATION diff --git a/OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/ui/adapter/ImportKeysListEntry.java b/OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/ui/adapter/ImportKeysListEntry.java index 01b6deeaa..f764b879c 100644 --- a/OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/ui/adapter/ImportKeysListEntry.java +++ b/OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/ui/adapter/ImportKeysListEntry.java @@ -165,7 +165,7 @@ public class ImportKeysListEntry implements Serializable, Parcelable { this.revoked = pgpKeyRing.getPublicKey().isRevoked(); this.fingerPrint = PgpKeyHelper.convertFingerprintToHex(pgpKeyRing.getPublicKey() .getFingerprint(), true); - this.hexKeyId = "0x" + PgpKeyHelper.convertKeyIdToHex(keyId); + this.hexKeyId = PgpKeyHelper.convertKeyIdToHex(keyId); this.bitStrength = pgpKeyRing.getPublicKey().getBitStrength(); int algorithm = pgpKeyRing.getPublicKey().getAlgorithm(); if (algorithm == PGPPublicKey.RSA_ENCRYPT || algorithm == PGPPublicKey.RSA_GENERAL diff --git a/OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/ui/adapter/ViewKeyKeysAdapter.java b/OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/ui/adapter/ViewKeyKeysAdapter.java index 54c7eb60e..046a98883 100644 --- a/OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/ui/adapter/ViewKeyKeysAdapter.java +++ b/OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/ui/adapter/ViewKeyKeysAdapter.java @@ -83,7 +83,7 @@ public class ViewKeyKeysAdapter extends CursorAdapter { ImageView encryptIcon = (ImageView) view.findViewById(R.id.ic_encryptKey); ImageView signIcon = (ImageView) view.findViewById(R.id.ic_signKey); - String keyIdStr = "0x" + PgpKeyHelper.convertKeyIdToHex(cursor.getLong(mIndexKeyId)); + String keyIdStr = PgpKeyHelper.convertKeyIdToHex(cursor.getLong(mIndexKeyId)); String algorithmStr = PgpKeyHelper.getAlgorithmInfo(cursor.getInt(mIndexAlgorithm), cursor.getInt(mIndexKeySize)); diff --git a/OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/ui/widget/KeyEditor.java b/OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/ui/widget/KeyEditor.java index 75a885bdd..65461cb4f 100644 --- a/OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/ui/widget/KeyEditor.java +++ b/OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/ui/widget/KeyEditor.java @@ -174,9 +174,8 @@ public class KeyEditor extends LinearLayout implements Editor, OnClickListener { } mAlgorithm.setText(PgpKeyHelper.getAlgorithmInfo(key)); - String keyId1Str = PgpKeyHelper.convertKeyIdToHex(key.getKeyID()); - String keyId2Str = PgpKeyHelper.convertKeyIdToHex(key.getKeyID() >> 32); - mKeyId.setText(keyId1Str + " " + keyId2Str); + String keyIdStr = PgpKeyHelper.convertKeyIdToHex(key.getKeyID()); + mKeyId.setText(keyIdStr); Vector choices = new Vector(); boolean isElGamalKey = (key.getPublicKey().getAlgorithm() == PGPPublicKey.ELGAMAL_ENCRYPT); diff --git a/OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/util/HkpKeyServer.java b/OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/util/HkpKeyServer.java index 921d22f21..0681847f4 100644 --- a/OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/util/HkpKeyServer.java +++ b/OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/util/HkpKeyServer.java @@ -226,7 +226,7 @@ public class HkpKeyServer extends KeyServer { HttpClient client = new DefaultHttpClient(); try { HttpGet get = new HttpGet("http://" + mHost + ":" + mPort - + "/pks/lookup?op=get&search=0x" + PgpKeyHelper.convertKeyToHex(keyId)); + + "/pks/lookup?op=get&search=0x" + PgpKeyHelper.convertKeyIdToHex(keyId)); HttpResponse response = client.execute(get); if (response.getStatusLine().getStatusCode() != HttpStatus.SC_OK) { diff --git a/OpenPGP-Keychain/src/main/res/layout/view_key_main_fragment.xml b/OpenPGP-Keychain/src/main/res/layout/view_key_main_fragment.xml index 055687183..b44ca82ec 100644 --- a/OpenPGP-Keychain/src/main/res/layout/view_key_main_fragment.xml +++ b/OpenPGP-Keychain/src/main/res/layout/view_key_main_fragment.xml @@ -92,7 +92,7 @@ android:layout_width="wrap_content" android:layout_height="0dp" android:layout_weight="1" - android:stretchColumns="1"> + android:shrinkColumns="1"> -- cgit v1.2.3