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Util: More elimination of data copies

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zzz
2020-11-04 14:27:16 +00:00
parent e242015145
commit 8cc62b5b42
6 changed files with 61 additions and 28 deletions
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9
apps/streaming/java/src/net/i2p/client/streaming/impl/Packet.java
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@@ -1,7 +1,6 @@
package net.i2p.client.streaming.impl;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.util.Arrays;
import java.util.Date;
@@ -16,6 +15,7 @@ import net.i2p.data.DataHelper;
import net.i2p.data.Destination;
import net.i2p.data.Signature;
import net.i2p.data.SigningPublicKey;
import net.i2p.util.ByteArrayStream;
import net.i2p.util.Log;
/**
@@ -799,7 +799,7 @@ class Packet {
l.warn("Offline signature expired " + toString());
return false;
}
ByteArrayOutputStream baos = new ByteArrayOutputStream(6 + _transientSigningPublicKey.length());
ByteArrayStream baos = new ByteArrayStream(6 + _transientSigningPublicKey.length());
try {
DataHelper.writeLong(baos, 4, _transientExpires / 1000);
DataHelper.writeLong(baos, 2, _transientSigningPublicKey.getType().getCode());
@@ -809,8 +809,7 @@ class Packet {
} catch (DataFormatException dfe) {
return false;
}
byte[] data = baos.toByteArray();
boolean ok = ctx.dsa().verifySignature(_offlineSignature, data, 0, data.length, spk);
boolean ok = baos.verifySignature(ctx, _offlineSignature, spk);
if (!ok) {
Log l = ctx.logManager().getLog(Packet.class);
if (l.shouldLog(Log.WARN))
@@ -915,7 +914,7 @@ class Packet {
else
buf.append(" (no expiration)");
if (_transientSigningPublicKey != null)
buf.append(" TRANSKEY ").append(_transientSigningPublicKey.getType());
buf.append(" TRANSKEY ").append(_transientSigningPublicKey.getType()).append(':').append(_transientSigningPublicKey.toBase64());
else
buf.append(" (no key data)");
if (_offlineSignature != null)