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verifyEd25519Signature triggers an exception instead of filling an error buffer

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This commit is contained in:
ylecollen 2017-01-09 10:25:18 +01:00
parent 0339610269
commit f257580cb1
3 changed files with 71 additions and 53 deletions
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37
java/android/OlmLibSdk/olm-sdk/src/androidTest/java/org/matrix/olm/OlmUtilityTest.java
View file

@ -58,7 +58,7 @@ public class OlmUtilityTest {
@Test
public void test01VerifyEd25519Signing() {
String fingerPrintKey = null;
StringBuffer errorMsg = new StringBuffer();
String errorMsg = null;
String message = "{\"algorithms\":[\"m.megolm.v1.aes-sha2\",\"m.olm.v1.curve25519-aes-sha2\"],\"device_id\":\"YMBYCWTWCG\",\"keys\":{\"curve25519:YMBYCWTWCG\":\"KZFa5YUXV2EOdhK8dcGMMHWB67stdgAP4+xwiS69mCU\",\"ed25519:YMBYCWTWCG\":\"0cEgQJJqjgtXUGp4ZXQQmh36RAxwxr8HJw2E9v1gvA0\"},\"user_id\":\"@mxBob14774891254276b253f42-f267-43ec-bad9-767142bfea30:localhost:8480\"}";
OlmAccount account = null;
@ -98,22 +98,43 @@ public class OlmUtilityTest {
OlmUtility utility = new OlmUtility();
// verify signature
errorMsg.append("init with anything");
boolean isVerified = utility.verifyEd25519Signature(messageSignature, fingerPrintKey, message, errorMsg);
boolean isVerified;
isVerified = false;
errorMsg = null;
try {
isVerified = utility.verifyEd25519Signature(messageSignature, fingerPrintKey, message);
} catch (Exception e) {
errorMsg = e.getMessage();
}
assertTrue(isVerified);
assertTrue(String.valueOf(errorMsg).isEmpty());
assertTrue(TextUtils.isEmpty(errorMsg));
// check a bad signature is detected => errorMsg = BAD_MESSAGE_MAC
String badSignature = "Bad signature Bad signature Bad signature..";
isVerified = utility.verifyEd25519Signature(badSignature, fingerPrintKey, message, errorMsg);
isVerified = false;
errorMsg = null;
try {
isVerified = utility.verifyEd25519Signature(badSignature, fingerPrintKey, message);
} catch (Exception e) {
errorMsg = e.getMessage();
}
assertFalse(isVerified);
assertFalse(String.valueOf(errorMsg).isEmpty());
assertTrue(!TextUtils.isEmpty(errorMsg));
// check bad fingerprint size => errorMsg = INVALID_BASE64
String badSizeFingerPrintKey = fingerPrintKey.substring(fingerPrintKey.length()/2);
isVerified = utility.verifyEd25519Signature(messageSignature, badSizeFingerPrintKey, message, errorMsg);
isVerified = false;
errorMsg = null;
try {
isVerified = utility.verifyEd25519Signature(messageSignature, badSizeFingerPrintKey, message);
} catch (Exception e) {
errorMsg = e.getMessage();
}
assertFalse(isVerified);
assertFalse(String.valueOf(errorMsg).isEmpty());
assertTrue(!TextUtils.isEmpty(errorMsg));
utility.releaseUtility();
assertTrue(utility.isReleased());

50
java/android/OlmLibSdk/olm-sdk/src/main/java/org/matrix/olm/OlmException.java
View file

@ -27,33 +27,35 @@ public class OlmException extends IOException {
public static final int EXCEPTION_CODE_INIT_ACCOUNT_CREATION = 10;
public static final int EXCEPTION_CODE_ACCOUNT_SERIALIZATION = 20;
public static final int EXCEPTION_CODE_ACCOUNT_DESERIALIZATION = 21;
public static final int EXCEPTION_CODE_ACCOUNT_IDENTITY_KEYS = 22;
public static final int EXCEPTION_CODE_ACCOUNT_GENERATE_ONE_TIME_KEYS = 23;
public static final int EXCEPTION_CODE_ACCOUNT_ONE_TIME_KEYS = 24;
public static final int EXCEPTION_CODE_ACCOUNT_REMOVE_ONE_TIME_KEYS = 25;
public static final int EXCEPTION_CODE_ACCOUNT_MARK_ONE_KEYS_AS_PUBLISHED = 26;
public static final int EXCEPTION_CODE_ACCOUNT_SIGN_MESSAGE = 27;
public static final int EXCEPTION_CODE_ACCOUNT_SERIALIZATION = 100;
public static final int EXCEPTION_CODE_ACCOUNT_DESERIALIZATION = 101;
public static final int EXCEPTION_CODE_ACCOUNT_IDENTITY_KEYS = 102;
public static final int EXCEPTION_CODE_ACCOUNT_GENERATE_ONE_TIME_KEYS = 103;
public static final int EXCEPTION_CODE_ACCOUNT_ONE_TIME_KEYS = 104;
public static final int EXCEPTION_CODE_ACCOUNT_REMOVE_ONE_TIME_KEYS = 105;
public static final int EXCEPTION_CODE_ACCOUNT_MARK_ONE_KEYS_AS_PUBLISHED = 106;
public static final int EXCEPTION_CODE_ACCOUNT_SIGN_MESSAGE = 107;
public static final int EXCEPTION_CODE_CREATE_INBOUND_GROUP_SESSION = 30;
public static final int EXCEPTION_CODE_INIT_INBOUND_GROUP_SESSION = 31;
public static final int EXCEPTION_CODE_INBOUND_GROUP_SESSION_IDENTIFIER = 32;
public static final int EXCEPTION_CODE_INBOUND_GROUP_SESSION_DECRYPT_SESSION = 33;
public static final int EXCEPTION_CODE_CREATE_INBOUND_GROUP_SESSION = 200;
public static final int EXCEPTION_CODE_INIT_INBOUND_GROUP_SESSION = 201;
public static final int EXCEPTION_CODE_INBOUND_GROUP_SESSION_IDENTIFIER = 202;
public static final int EXCEPTION_CODE_INBOUND_GROUP_SESSION_DECRYPT_SESSION = 203;
public static final int EXCEPTION_CODE_CREATE_OUTBOUND_GROUP_SESSION = 40;
public static final int EXCEPTION_CODE_INIT_OUTBOUND_GROUP_SESSION = 41;
public static final int EXCEPTION_CODE_OUTBOUND_GROUP_SESSION_IDENTIFIER = 42;
public static final int EXCEPTION_CODE_OUTBOUND_GROUP_SESSION_KEY = 43;
public static final int EXCEPTION_CODE_OUTBOUND_GROUP_ENCRYPT_MESSAGE = 44;
public static final int EXCEPTION_CODE_CREATE_OUTBOUND_GROUP_SESSION = 300;
public static final int EXCEPTION_CODE_INIT_OUTBOUND_GROUP_SESSION = 301;
public static final int EXCEPTION_CODE_OUTBOUND_GROUP_SESSION_IDENTIFIER = 302;
public static final int EXCEPTION_CODE_OUTBOUND_GROUP_SESSION_KEY = 303;
public static final int EXCEPTION_CODE_OUTBOUND_GROUP_ENCRYPT_MESSAGE = 304;
public static final int EXCEPTION_CODE_INIT_SESSION_CREATION = 50;
public static final int EXCEPTION_CODE_SESSION_INIT_OUTBOUND_SESSION = 51;
public static final int EXCEPTION_CODE_SESSION_INIT_INBOUND_SESSION = 52;
public static final int EXCEPTION_CODE_SESSION_INIT_INBOUND_SESSION_FROM = 53;
public static final int EXCEPTION_CODE_SESSION_ENCRYPT_MESSAGE = 54;
public static final int EXCEPTION_CODE_SESSION_DECRYPT_MESSAGE = 55;
public static final int EXCEPTION_CODE_SESSION_SESSION_IDENTIFIER = 56;
public static final int EXCEPTION_CODE_INIT_SESSION_CREATION = 400;
public static final int EXCEPTION_CODE_SESSION_INIT_OUTBOUND_SESSION = 401;
public static final int EXCEPTION_CODE_SESSION_INIT_INBOUND_SESSION = 402;
public static final int EXCEPTION_CODE_SESSION_INIT_INBOUND_SESSION_FROM = 403;
public static final int EXCEPTION_CODE_SESSION_ENCRYPT_MESSAGE = 404;
public static final int EXCEPTION_CODE_SESSION_DECRYPT_MESSAGE = 405;
public static final int EXCEPTION_CODE_SESSION_SESSION_IDENTIFIER = 406;
public static final int EXCEPTION_CODE_UTILITY_VERIFY_SIGNATURE = 500;
// exception human readable messages
public static final String EXCEPTION_MSG_NEW_OUTBOUND_GROUP_SESSION = "createNewSession() failed";

37
java/android/OlmLibSdk/olm-sdk/src/main/java/org/matrix/olm/OlmUtility.java
View file

@ -70,33 +70,28 @@ public class OlmUtility {
* @param aSignature the base64-encoded message signature to be checked.
* @param aFingerprintKey the ed25519 key (fingerprint key)
* @param aMessage the signed message
* @param aError error message description
* @return true if the signature is verified, false otherwise
* @exception OlmException the failure reason
*/
public boolean verifyEd25519Signature(String aSignature, String aFingerprintKey, String aMessage, StringBuffer aError) {
boolean retCode = false;
String jniError;
public boolean verifyEd25519Signature(String aSignature, String aFingerprintKey, String aMessage) throws OlmException {
String errorMessage = null;
if (null == aError) {
Log.e(LOG_TAG, "## verifyEd25519Signature(): invalid input error parameter");
} else {
aError.setLength(0);
try {
if (TextUtils.isEmpty(aSignature) || TextUtils.isEmpty(aFingerprintKey) || TextUtils.isEmpty(aMessage)) {
Log.e(LOG_TAG, "## verifyEd25519Signature(): invalid input parameters");
aError.append("JAVA sanity check failure - invalid input parameters");
} else if (null == (jniError = verifyEd25519SignatureJni(aSignature.getBytes("UTF-8"), aFingerprintKey.getBytes("UTF-8"), aMessage.getBytes("UTF-8")))) {
retCode = true;
} else {
aError.append(jniError);
}
} catch (Exception e) {
Log.e(LOG_TAG, "## verifyEd25519Signature(): failed " + e.getMessage());
try {
if (TextUtils.isEmpty(aSignature) || TextUtils.isEmpty(aFingerprintKey) || TextUtils.isEmpty(aMessage)) {
Log.e(LOG_TAG, "## verifyEd25519Signature(): invalid input parameters");
errorMessage = "JAVA sanity check failure - invalid input parameters";
} else {
errorMessage = verifyEd25519SignatureJni(aSignature.getBytes("UTF-8"), aFingerprintKey.getBytes("UTF-8"), aMessage.getBytes("UTF-8"));
}
} catch (Exception e) {
Log.e(LOG_TAG, "## verifyEd25519Signature(): failed " + e.getMessage());
}
return retCode;
if (!TextUtils.isEmpty(errorMessage)) {
throw new OlmException(OlmException.EXCEPTION_CODE_UTILITY_VERIFY_SIGNATURE, errorMessage);
}
return true;
}
/**