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Use block label for root hash of single-block messages.

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akwizgran
2018-04-19 13:13:31 +01:00
parent 9196169561
commit 9379990480
2 changed files with 5 additions and 5 deletions
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4
bramble-core/src/main/java/org/briarproject/bramble/sync/MessageFactoryImpl.java
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@@ -13,8 +13,8 @@ import javax.annotation.concurrent.Immutable;
import javax.inject.Inject;
import static org.briarproject.bramble.api.sync.Message.FORMAT_VERSION;
import static org.briarproject.bramble.api.sync.MessageId.BLOCK_LABEL;
import static org.briarproject.bramble.api.sync.MessageId.ID_LABEL;
import static org.briarproject.bramble.api.sync.MessageId.ROOT_LABEL;
import static org.briarproject.bramble.api.sync.SyncConstants.MAX_MESSAGE_BODY_LENGTH;
import static org.briarproject.bramble.api.sync.SyncConstants.MESSAGE_HEADER_LENGTH;
import static org.briarproject.bramble.util.ByteUtils.INT_64_BYTES;
@@ -36,7 +36,7 @@ class MessageFactoryImpl implements MessageFactory {
throw new IllegalArgumentException();
byte[] versionBytes = new byte[] {FORMAT_VERSION};
// There's only one block, so the root hash is the hash of the block
byte[] rootHash = crypto.hash(ROOT_LABEL, versionBytes, body);
byte[] rootHash = crypto.hash(BLOCK_LABEL, versionBytes, body);
byte[] timeBytes = new byte[INT_64_BYTES];
ByteUtils.writeUint64(timestamp, timeBytes, 0);
byte[] idHash = crypto.hash(ID_LABEL, versionBytes, g.getBytes(),