SteamWar/Velocity
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Add readable checks.

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Dieser Commit ist enthalten in:
Andrew Steinborn 2018-12-23 18:50:02 -05:00
Ursprung 3a87e47796
Commit 11daaa986a
1 geänderte Dateien mit 11 neuen und 5 gelöschten Zeilen
Statistiken anzeigen Patch-Datei herunterladen Vergleichs-Datei herunterladen Alle Dateien ausklappen Alle Dateien einklappen

16
proxy/src/main/java/com/velocitypowered/proxy/protocol/ProtocolUtils.java
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@ -1,6 +1,8 @@
package com.velocitypowered.proxy.protocol;
import com.google.common.base.Preconditions;
import static com.google.common.base.Preconditions.checkArgument;
import static com.google.common.base.Preconditions.checkState;
import com.velocitypowered.api.util.GameProfile;
import com.velocitypowered.api.network.ProtocolVersion;
import io.netty.buffer.ByteBuf;
@ -49,8 +51,10 @@ public enum ProtocolUtils {
public static String readString(ByteBuf buf, int cap) {
int length = readVarInt(buf);
Preconditions
.checkArgument(length <= cap, "Bad string size (got %s, maximum is %s)", length, cap);
checkArgument(length <= cap, "Bad string size (got %s, maximum is %s)", length, cap);
checkState(buf.isReadable(length),
"Trying to read a string that is too long (wanted %s, only have %s)", length,
buf.readableBytes());
String str = buf.toString(buf.readerIndex(), length, StandardCharsets.UTF_8);
buf.skipBytes(length);
return str;
@ -68,8 +72,10 @@ public enum ProtocolUtils {
public static byte[] readByteArray(ByteBuf buf, int cap) {
int length = readVarInt(buf);
Preconditions
.checkArgument(length <= cap, "Bad string size (got %s, maximum is %s)", length, cap);
checkArgument(length <= cap, "Bad string size (got %s, maximum is %s)", length, cap);
checkState(buf.isReadable(length),
"Trying to read a string that is too long (wanted %s, only have %s)", length,
buf.readableBytes());
byte[] array = new byte[length];
buf.readBytes(array);
return array;