Kaladaran/briar
0
0
Fork 0
mirror of https://code.briarproject.org/briar/briar.git synced 2026-02-12 18:59:06 +01:00
Code Issues Projects Releases Wiki Activity

Timestamp isn't needed for deriving root key.

Browse Source
This commit is contained in:
akwizgran
2021-06-09 10:07:36 +01:00
committed by Torsten Grote
parent 0df57c82cb
commit f406de6b0c
4 changed files with 6 additions and 10 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
bramble-core/src/main/java/org/briarproject/bramble/transport/agreement/TransportKeyAgreementCrypto.java
View File

@@ -14,8 +14,8 @@ interface TransportKeyAgreementCrypto {
KeyPair generateKeyPair();
SecretKey deriveRootKey(KeyPair localKeyPair, PublicKey remotePublicKey,
long timestamp) throws GeneralSecurityException;
SecretKey deriveRootKey(KeyPair localKeyPair, PublicKey remotePublicKey)
throws GeneralSecurityException;
PublicKey parsePublicKey(byte[] encoded) throws FormatException;

3
bramble-core/src/main/java/org/briarproject/bramble/transport/agreement/TransportKeyAgreementCryptoImpl.java
View File

@@ -34,8 +34,7 @@ class TransportKeyAgreementCryptoImpl implements TransportKeyAgreementCrypto {
@Override
public SecretKey deriveRootKey(KeyPair localKeyPair,
PublicKey remotePublicKey, long timestamp)
throws GeneralSecurityException {
PublicKey remotePublicKey) throws GeneralSecurityException {
byte[] theirPublic = remotePublicKey.getEncoded();
byte[] ourPublic = localKeyPair.getPublic().getEncoded();
boolean alice = compare(ourPublic, theirPublic) < 0;

6
bramble-core/src/main/java/org/briarproject/bramble/transport/agreement/TransportKeyAgreementManagerImpl.java
View File

@@ -255,8 +255,7 @@ class TransportKeyAgreementManagerImpl extends BdfIncomingMessageHook
long minTimestamp = min(keyMessage.getTimestamp(), m.getTimestamp());
SecretKey rootKey;
try {
rootKey = crypto.deriveRootKey(localKeyPair, remotePublicKey,
minTimestamp);
rootKey = crypto.deriveRootKey(localKeyPair, remotePublicKey);
} catch (GeneralSecurityException e) {
return REJECT; // Invalid public key
}
@@ -281,8 +280,7 @@ class TransportKeyAgreementManagerImpl extends BdfIncomingMessageHook
long minTimestamp = min(localTimestamp, m.getTimestamp());
SecretKey rootKey;
try {
rootKey = crypto.deriveRootKey(localKeyPair, remotePublicKey,
minTimestamp);
rootKey = crypto.deriveRootKey(localKeyPair, remotePublicKey);
} catch (GeneralSecurityException e) {
return REJECT; // Invalid public key
}

3
bramble-core/src/test/java/org/briarproject/bramble/transport/agreement/TransportKeyAgreementManagerImplTest.java
View File

@@ -530,8 +530,7 @@ public class TransportKeyAgreementManagerImplTest extends BrambleMockTestCase {
private void expectDeriveAndStoreTransportKeys(Transaction txn)
throws Exception {
context.checking(new Expectations() {{
oneOf(crypto).deriveRootKey(localKeyPair, remotePublicKey,
min(localTimestamp, remoteTimestamp));
oneOf(crypto).deriveRootKey(localKeyPair, remotePublicKey);
will(returnValue(rootKey));
oneOf(db).getContact(txn, contact.getId());
will(returnValue(contact));