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Store the incoming and outgoing secrets separately.

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This commit is contained in:
akwizgran
2011-11-15 16:07:14 +00:00
parent f41d48eb9f
commit 6a15c03e81
26 changed files with 200 additions and 336 deletions
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16
test/net/sf/briar/transport/FrameReadWriteTest.java
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@@ -29,10 +29,10 @@ public class FrameReadWriteTest extends TestCase {
private final CryptoComponent crypto;
private final Cipher ivCipher, frameCipher;
private final Random random;
private final byte[] outSecret;
private final ErasableKey ivKey, frameKey, macKey;
private final Mac mac;
private final Random random;
private final byte[] secret = new byte[100];
private final TransportIndex transportIndex = new TransportIndex(13);
private final long connection = 12345L;
@@ -42,12 +42,14 @@ public class FrameReadWriteTest extends TestCase {
crypto = i.getInstance(CryptoComponent.class);
ivCipher = crypto.getIvCipher();
frameCipher = crypto.getFrameCipher();
// Since we're sending frames to ourselves, we only need outgoing keys
ivKey = crypto.deriveOutgoingIvKey(secret);
frameKey = crypto.deriveOutgoingFrameKey(secret);
macKey = crypto.deriveOutgoingMacKey(secret);
mac = crypto.getMac();
random = new Random();
// Since we're sending frames to ourselves, we only need outgoing keys
outSecret = new byte[123];
random.nextBytes(outSecret);
ivKey = crypto.deriveIvKey(outSecret, true);
frameKey = crypto.deriveFrameKey(outSecret, true);
macKey = crypto.deriveMacKey(outSecret, true);
mac = crypto.getMac();
}
@Test