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Minor code cleanups for crypto API.

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akwizgran
2019-03-15 13:30:10 +00:00
parent 0a5a8310fc
commit 68c40f0c46
7 changed files with 39 additions and 5 deletions
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14
bramble-api/src/main/java/org/briarproject/bramble/api/contact/PendingContactId.java
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@@ -1,11 +1,25 @@
package org.briarproject.bramble.api.contact;
import org.briarproject.bramble.api.UniqueId;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import javax.annotation.concurrent.ThreadSafe;
/**
* Type-safe wrapper for a byte array that uniquely identifies a
* {@link PendingContact}.
*/
@ThreadSafe
@NotNullByDefault
public class PendingContactId extends UniqueId {
public PendingContactId(byte[] id) {
super(id);
}
@Override
public boolean equals(Object o) {
return o instanceof PendingContactId && super.equals(o);
}
}

2
bramble-api/src/main/java/org/briarproject/bramble/api/crypto/KeyAgreementCrypto.java
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@@ -2,7 +2,7 @@ package org.briarproject.bramble.api.crypto;
/**
* Crypto operations for the key agreement protocol - see
* https://code.briarproject.org/akwizgran/briar-spec/blob/master/protocols/BQP.md
* https://code.briarproject.org/briar/briar-spec/blob/master/protocols/BQP.md
*/
public interface KeyAgreementCrypto {

2
bramble-api/src/main/java/org/briarproject/bramble/api/crypto/TransportCrypto.java
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@@ -5,7 +5,7 @@ import org.briarproject.bramble.api.transport.TransportKeys;
/**
* Crypto operations for the transport security protocol - see
* https://code.briarproject.org/akwizgran/briar-spec/blob/master/protocols/BTP.md
* https://code.briarproject.org/briar/briar-spec/blob/master/protocols/BTP.md
*/
public interface TransportCrypto {

5
bramble-api/src/main/java/org/briarproject/bramble/api/transport/IncomingKeys.java
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@@ -1,6 +1,9 @@
package org.briarproject.bramble.api.transport;
import org.briarproject.bramble.api.crypto.SecretKey;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import javax.annotation.concurrent.Immutable;
import static org.briarproject.bramble.api.transport.TransportConstants.REORDERING_WINDOW_SIZE;
@@ -8,6 +11,8 @@ import static org.briarproject.bramble.api.transport.TransportConstants.REORDERI
* Contains transport keys for receiving streams from a given contact over a
* given transport in a given rotation period.
*/
@Immutable
@NotNullByDefault
public class IncomingKeys {
private final SecretKey tagKey, headerKey;

5
bramble-api/src/main/java/org/briarproject/bramble/api/transport/OutgoingKeys.java
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@@ -1,11 +1,16 @@
package org.briarproject.bramble.api.transport;
import org.briarproject.bramble.api.crypto.SecretKey;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import javax.annotation.concurrent.Immutable;
/**
* Contains transport keys for sending streams to a given contact over a given
* transport in a given rotation period.
*/
@Immutable
@NotNullByDefault
public class OutgoingKeys {
private final SecretKey tagKey, headerKey;

5
bramble-api/src/main/java/org/briarproject/bramble/api/transport/StreamContext.java
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@@ -2,8 +2,13 @@ package org.briarproject.bramble.api.transport;
import org.briarproject.bramble.api.contact.ContactId;
import org.briarproject.bramble.api.crypto.SecretKey;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import org.briarproject.bramble.api.plugin.TransportId;
import javax.annotation.concurrent.Immutable;
@Immutable
@NotNullByDefault
public class StreamContext {
private final ContactId contactId;

11
bramble-api/src/main/java/org/briarproject/bramble/api/transport/TransportKeys.java
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@@ -1,10 +1,15 @@
package org.briarproject.bramble.api.transport;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import org.briarproject.bramble.api.plugin.TransportId;
import javax.annotation.concurrent.Immutable;
/**
* Keys for communicating with a given contact over a given transport.
*/
@Immutable
@NotNullByDefault
public class TransportKeys {
private final TransportId transportId;
@@ -13,11 +18,11 @@ public class TransportKeys {
public TransportKeys(TransportId transportId, IncomingKeys inPrev,
IncomingKeys inCurr, IncomingKeys inNext, OutgoingKeys outCurr) {
if (inPrev.getRotationPeriod() != inCurr.getRotationPeriod() - 1)
if (inPrev.getRotationPeriod() != outCurr.getRotationPeriod() - 1)
throw new IllegalArgumentException();
if (inNext.getRotationPeriod() != inCurr.getRotationPeriod() + 1)
if (inCurr.getRotationPeriod() != outCurr.getRotationPeriod())
throw new IllegalArgumentException();
if (outCurr.getRotationPeriod() != inCurr.getRotationPeriod())
if (inNext.getRotationPeriod() != outCurr.getRotationPeriod() + 1)
throw new IllegalArgumentException();
this.transportId = transportId;
this.inPrev = inPrev;