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Added a flag to indicate the last frame of the connection.

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This commit is contained in:
akwizgran
2012-02-07 10:46:01 +00:00
parent e8660c13ca
commit 4ca5be7c06
13 changed files with 117 additions and 45 deletions
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8
test/net/sf/briar/protocol/simplex/SimplexConnectionReadWriteTest.java
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@@ -116,11 +116,11 @@ public class SimplexConnectionReadWriteTest extends BriarTestCase {
alice.getInstance(ProtocolWriterFactory.class);
TestSimplexTransportWriter transport = new TestSimplexTransportWriter(out,
Long.MAX_VALUE, false);
OutgoingSimplexConnection batchOut = new OutgoingSimplexConnection(db,
OutgoingSimplexConnection simplex = new OutgoingSimplexConnection(db,
connRegistry, connFactory, protoFactory, contactId, transportId,
transportIndex, transport);
// Write whatever needs to be written
batchOut.write();
simplex.write();
assertTrue(transport.getDisposed());
assertFalse(transport.getException());
// Close Alice's database
@@ -171,14 +171,14 @@ public class SimplexConnectionReadWriteTest extends BriarTestCase {
ProtocolReaderFactory protoFactory =
bob.getInstance(ProtocolReaderFactory.class);
TestSimplexTransportReader transport = new TestSimplexTransportReader(in);
IncomingSimplexConnection batchIn = new IncomingSimplexConnection(
IncomingSimplexConnection simplex = new IncomingSimplexConnection(
new ImmediateExecutor(), new ImmediateExecutor(), db,
connRegistry, connFactory, protoFactory, ctx, transportId,
transport);
// No messages should have been added yet
assertFalse(listener.messagesAdded);
// Read whatever needs to be read
batchIn.read();
simplex.read();
assertTrue(transport.getDisposed());
assertFalse(transport.getException());
assertTrue(transport.getRecognised());

60
test/net/sf/briar/transport/ConnectionReaderImplTest.java
View File

@@ -26,7 +26,7 @@ public class ConnectionReaderImplTest extends TransportTest {
int payloadLength = 0;
byte[] frame = new byte[FRAME_HEADER_LENGTH + payloadLength
+ MAC_LENGTH];
HeaderEncoder.encodeHeader(frame, 0, payloadLength, 0);
HeaderEncoder.encodeHeader(frame, 0, payloadLength, 0, true);
// Calculate the MAC
mac.init(macKey);
mac.update(frame, 0, FRAME_HEADER_LENGTH + payloadLength);
@@ -43,7 +43,7 @@ public class ConnectionReaderImplTest extends TransportTest {
int payloadLength = 1;
byte[] frame = new byte[FRAME_HEADER_LENGTH + payloadLength
+ MAC_LENGTH];
HeaderEncoder.encodeHeader(frame, 0, payloadLength, 0);
HeaderEncoder.encodeHeader(frame, 0, payloadLength, 0, true);
// Calculate the MAC
mac.init(macKey);
mac.update(frame, 0, FRAME_HEADER_LENGTH + payloadLength);
@@ -60,13 +60,13 @@ public class ConnectionReaderImplTest extends TransportTest {
public void testMaxLength() throws Exception {
// First frame: max payload length
byte[] frame = new byte[MAX_FRAME_LENGTH];
HeaderEncoder.encodeHeader(frame, 0, MAX_PAYLOAD_LENGTH, 0);
HeaderEncoder.encodeHeader(frame, 0, MAX_PAYLOAD_LENGTH, 0, false);
mac.init(macKey);
mac.update(frame, 0, FRAME_HEADER_LENGTH + MAX_PAYLOAD_LENGTH);
mac.doFinal(frame, FRAME_HEADER_LENGTH + MAX_PAYLOAD_LENGTH);
// Second frame: max payload length plus one
byte[] frame1 = new byte[MAX_FRAME_LENGTH + 1];
HeaderEncoder.encodeHeader(frame1, 1, MAX_PAYLOAD_LENGTH + 1, 0);
HeaderEncoder.encodeHeader(frame1, 1, MAX_PAYLOAD_LENGTH + 1, 0, false);
mac.update(frame1, 0, FRAME_HEADER_LENGTH + MAX_PAYLOAD_LENGTH + 1);
mac.doFinal(frame1, FRAME_HEADER_LENGTH + MAX_PAYLOAD_LENGTH + 1);
// Concatenate the frames
@@ -92,14 +92,14 @@ public class ConnectionReaderImplTest extends TransportTest {
// First frame: max payload length, including padding
byte[] frame = new byte[MAX_FRAME_LENGTH];
HeaderEncoder.encodeHeader(frame, 0, MAX_PAYLOAD_LENGTH - paddingLength,
paddingLength);
paddingLength, false);
mac.init(macKey);
mac.update(frame, 0, FRAME_HEADER_LENGTH + MAX_PAYLOAD_LENGTH);
mac.doFinal(frame, FRAME_HEADER_LENGTH + MAX_PAYLOAD_LENGTH);
// Second frame: max payload length plus one, including padding
byte[] frame1 = new byte[MAX_FRAME_LENGTH + 1];
HeaderEncoder.encodeHeader(frame1, 1,
MAX_PAYLOAD_LENGTH + 1 - paddingLength, paddingLength);
MAX_PAYLOAD_LENGTH + 1 - paddingLength, paddingLength, false);
mac.update(frame1, 0, FRAME_HEADER_LENGTH + MAX_PAYLOAD_LENGTH + 1);
mac.doFinal(frame1, FRAME_HEADER_LENGTH + MAX_PAYLOAD_LENGTH + 1);
// Concatenate the frames
@@ -124,7 +124,8 @@ public class ConnectionReaderImplTest extends TransportTest {
int payloadLength = 10, paddingLength = 10;
byte[] frame = new byte[FRAME_HEADER_LENGTH + payloadLength
+ paddingLength + MAC_LENGTH];
HeaderEncoder.encodeHeader(frame, 0, payloadLength, paddingLength);
HeaderEncoder.encodeHeader(frame, 0, payloadLength, paddingLength,
false);
// Set a byte of the padding to a non-zero value
frame[FRAME_HEADER_LENGTH + payloadLength] = 1;
mac.init(macKey);
@@ -147,7 +148,7 @@ public class ConnectionReaderImplTest extends TransportTest {
int payloadLength = 123;
byte[] frame = new byte[FRAME_HEADER_LENGTH + payloadLength
+ MAC_LENGTH];
HeaderEncoder.encodeHeader(frame, 0, payloadLength, 0);
HeaderEncoder.encodeHeader(frame, 0, payloadLength, 0, false);
mac.init(macKey);
mac.update(frame, 0, FRAME_HEADER_LENGTH + payloadLength);
mac.doFinal(frame, FRAME_HEADER_LENGTH + payloadLength);
@@ -155,7 +156,7 @@ public class ConnectionReaderImplTest extends TransportTest {
int payloadLength1 = 1234;
byte[] frame1 = new byte[FRAME_HEADER_LENGTH + payloadLength1
+ MAC_LENGTH];
HeaderEncoder.encodeHeader(frame1, 1, payloadLength1, 0);
HeaderEncoder.encodeHeader(frame1, 1, payloadLength1, 0, true);
mac.update(frame1, 0, FRAME_HEADER_LENGTH + payloadLength1);
mac.doFinal(frame1, FRAME_HEADER_LENGTH + payloadLength1);
// Concatenate the frames
@@ -171,6 +172,43 @@ public class ConnectionReaderImplTest extends TransportTest {
byte[] read1 = new byte[payloadLength1];
TestUtils.readFully(r.getInputStream(), read1);
assertArrayEquals(new byte[payloadLength1], read1);
assertEquals(-1, r.getInputStream().read());
}
@Test
public void testLastFrameNotMarkedAsSuch() throws Exception {
// First frame: 123-byte payload
int payloadLength = 123;
byte[] frame = new byte[FRAME_HEADER_LENGTH + payloadLength
+ MAC_LENGTH];
HeaderEncoder.encodeHeader(frame, 0, payloadLength, 0, false);
mac.init(macKey);
mac.update(frame, 0, FRAME_HEADER_LENGTH + payloadLength);
mac.doFinal(frame, FRAME_HEADER_LENGTH + payloadLength);
// Second frame: 1234-byte payload
int payloadLength1 = 1234;
byte[] frame1 = new byte[FRAME_HEADER_LENGTH + payloadLength1
+ MAC_LENGTH];
HeaderEncoder.encodeHeader(frame1, 1, payloadLength1, 0, false);
mac.update(frame1, 0, FRAME_HEADER_LENGTH + payloadLength1);
mac.doFinal(frame1, FRAME_HEADER_LENGTH + payloadLength1);
// Concatenate the frames
ByteArrayOutputStream out = new ByteArrayOutputStream();
out.write(frame);
out.write(frame1);
// Read the frames
ByteArrayInputStream in = new ByteArrayInputStream(out.toByteArray());
ConnectionReader r = createConnectionReader(in);
byte[] read = new byte[payloadLength];
TestUtils.readFully(r.getInputStream(), read);
assertArrayEquals(new byte[payloadLength], read);
byte[] read1 = new byte[payloadLength1];
TestUtils.readFully(r.getInputStream(), read1);
assertArrayEquals(new byte[payloadLength1], read1);
try {
r.getInputStream().read();
fail();
} catch(FormatException expected) {}
}
@Test
@@ -178,7 +216,7 @@ public class ConnectionReaderImplTest extends TransportTest {
int payloadLength = 8;
byte[] frame = new byte[FRAME_HEADER_LENGTH + payloadLength
+ MAC_LENGTH];
HeaderEncoder.encodeHeader(frame, 0, payloadLength, 0);
HeaderEncoder.encodeHeader(frame, 0, payloadLength, 0, false);
// Calculate the MAC
mac.init(macKey);
mac.update(frame, 0, FRAME_HEADER_LENGTH + payloadLength);
@@ -199,7 +237,7 @@ public class ConnectionReaderImplTest extends TransportTest {
int payloadLength = 8;
byte[] frame = new byte[FRAME_HEADER_LENGTH + payloadLength
+ MAC_LENGTH];
HeaderEncoder.encodeHeader(frame, 0, payloadLength, 0);
HeaderEncoder.encodeHeader(frame, 0, payloadLength, 0, false);
// Calculate the MAC
mac.init(macKey);
mac.update(frame, 0, FRAME_HEADER_LENGTH + payloadLength);

6
test/net/sf/briar/transport/ConnectionWriterImplTest.java
View File

@@ -33,7 +33,7 @@ public class ConnectionWriterImplTest extends TransportTest {
int payloadLength = 1;
byte[] frame = new byte[FRAME_HEADER_LENGTH + payloadLength
+ MAC_LENGTH];
HeaderEncoder.encodeHeader(frame, 0, payloadLength, 0);
HeaderEncoder.encodeHeader(frame, 0, payloadLength, 0, false);
// Calculate the MAC
mac.init(macKey);
mac.update(frame, 0, FRAME_HEADER_LENGTH + payloadLength);
@@ -78,7 +78,7 @@ public class ConnectionWriterImplTest extends TransportTest {
int payloadLength = 123;
byte[] frame = new byte[FRAME_HEADER_LENGTH + payloadLength
+ MAC_LENGTH];
HeaderEncoder.encodeHeader(frame, 0, payloadLength, 0);
HeaderEncoder.encodeHeader(frame, 0, payloadLength, 0, false);
mac.init(macKey);
mac.update(frame, 0, FRAME_HEADER_LENGTH + payloadLength);
mac.doFinal(frame, FRAME_HEADER_LENGTH + payloadLength);
@@ -86,7 +86,7 @@ public class ConnectionWriterImplTest extends TransportTest {
int payloadLength1 = 1234;
byte[] frame1 = new byte[FRAME_HEADER_LENGTH + payloadLength1
+ MAC_LENGTH];
HeaderEncoder.encodeHeader(frame1, 1, payloadLength1, 0);
HeaderEncoder.encodeHeader(frame1, 1, payloadLength1, 0, false);
mac.update(frame1, 0, FRAME_HEADER_LENGTH + 1234);
mac.doFinal(frame1, FRAME_HEADER_LENGTH + 1234);
// Concatenate the frames

8
test/net/sf/briar/transport/IncomingEncryptionLayerImplTest.java
View File

@@ -42,14 +42,14 @@ public class IncomingEncryptionLayerImplTest extends BriarTestCase {
TagEncoder.encodeTag(tag, tagCipher, tagKey);
// Calculate the ciphertext for the first frame
byte[] plaintext = new byte[FRAME_HEADER_LENGTH + 123 + MAC_LENGTH];
HeaderEncoder.encodeHeader(plaintext, 0L, 123, 0);
HeaderEncoder.encodeHeader(plaintext, 0L, 123, 0, false);
byte[] iv = IvEncoder.encodeIv(0L, frameCipher.getBlockSize());
IvParameterSpec ivSpec = new IvParameterSpec(iv);
frameCipher.init(Cipher.ENCRYPT_MODE, frameKey, ivSpec);
byte[] ciphertext = frameCipher.doFinal(plaintext, 0, plaintext.length);
// Calculate the ciphertext for the second frame
byte[] plaintext1 = new byte[FRAME_HEADER_LENGTH + 1234 + MAC_LENGTH];
HeaderEncoder.encodeHeader(plaintext1, 1L, 1234, 0);
HeaderEncoder.encodeHeader(plaintext1, 1L, 1234, 0, false);
IvEncoder.updateIv(iv, 1L);
ivSpec = new IvParameterSpec(iv);
frameCipher.init(Cipher.ENCRYPT_MODE, frameKey, ivSpec);
@@ -87,14 +87,14 @@ public class IncomingEncryptionLayerImplTest extends BriarTestCase {
public void testDecryptionWithoutTag() throws Exception {
// Calculate the ciphertext for the first frame
byte[] plaintext = new byte[FRAME_HEADER_LENGTH + 123 + MAC_LENGTH];
HeaderEncoder.encodeHeader(plaintext, 0L, 123, 0);
HeaderEncoder.encodeHeader(plaintext, 0L, 123, 0, false);
byte[] iv = IvEncoder.encodeIv(0L, frameCipher.getBlockSize());
IvParameterSpec ivSpec = new IvParameterSpec(iv);
frameCipher.init(Cipher.ENCRYPT_MODE, frameKey, ivSpec);
byte[] ciphertext = frameCipher.doFinal(plaintext, 0, plaintext.length);
// Calculate the ciphertext for the second frame
byte[] plaintext1 = new byte[FRAME_HEADER_LENGTH + 1234 + MAC_LENGTH];
HeaderEncoder.encodeHeader(plaintext1, 1L, 1234, 0);
HeaderEncoder.encodeHeader(plaintext1, 1L, 1234, 0, false);
IvEncoder.updateIv(iv, 1L);
ivSpec = new IvParameterSpec(iv);
frameCipher.init(Cipher.ENCRYPT_MODE, frameKey, ivSpec);