update

mirai-core/src/main/java/net/mamoe/mirai/network/packet/client/ClientHeartbeatPacket.java

 package net.mamoe.mirai.network.packet.client;
 
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+import net.mamoe.mirai.network.Protocol;
 import net.mamoe.mirai.network.packet.PacketId;
+import net.mamoe.mirai.util.TEAEncryption;
 
 import java.io.IOException;
 
 /**
  * @author Him188moe @ Mirai Project
  */
-@PacketId(0x0058)
+@EqualsAndHashCode(callSuper = true)
+@Data
+@PacketId(0x00_58)
 public class ClientHeartbeatPacket extends ClientPacket {
+    public long qq;
+    public byte[] sessionKey;//登录后获得
+
     @Override
     public void encode() throws IOException {
-
+        this.writeRandom(2);
+        this.writeQQ(qq);
+        this.writeHex(Protocol.fixVer);
+        this.write(TEAEncryption.encrypt(new byte[]{0x00, 0x01, 0x00, 0x01}, sessionKey));
     }
 }

mirai-core/src/main/java/net/mamoe/mirai/network/packet/client/ClientLoginPacket.java

@@ -39,6 +39,6 @@ public class ClientLoginPacket extends ClientPacket {
         };
         data.encode();
 
-        TEAEncryption.encrypt(data.toByteArray(), Protocol.hexToBytes(Protocol._0825key));
+        this.write(TEAEncryption.encrypt(data.toByteArray(), Protocol.hexToBytes(Protocol._0825key)));
     }
 }

mirai-core/src/main/java/net/mamoe/mirai/network/packet/client/ClientPacket.java

@@ -53,6 +53,12 @@ public abstract class ClientPacket extends DataOutputStream implements Packet {
         }
     }
 
+    protected void writeRandom(int length) throws IOException {
+        for (int i = 0; i < length; i++) {
+            this.writeByte((byte) (int) (Math.random() * 255));
+        }
+    }
+
     protected void writeQQ(long qq) throws IOException {
         this.writeLong(qq);
     }
@@ -60,9 +66,9 @@ public abstract class ClientPacket extends DataOutputStream implements Packet {
 
     /**
      * Encode this packet.
-     *
+     * <p>
      * Before sending the packet, an {@linkplain Protocol#tail tail} will be added.
-     */
+     */// TODO: 2019/8/9 添加 tail
     public abstract void encode() throws IOException;
 
     public byte[] toByteArray() {