From 3edc5f190775646036b4cdd2920668665fbab3a7 Mon Sep 17 00:00:00 2001
From: Graham <gpe@openrs2.org>
Date: Sun, 13 Jun 2021 12:56:43 +0100
Subject: [PATCH] Add InitGameConnection codec

Signed-off-by: Graham <gpe@openrs2.org>
---
 .../kotlin/org/openrs2/protocol/Protocol.kt   |  2 ++
 .../protocol/login/InitGameConnectionCodec.kt | 20 +++++++++++++++++++
 .../openrs2/protocol/login/LoginRequest.kt    |  1 +
 3 files changed, 23 insertions(+)
 create mode 100644 protocol/src/main/kotlin/org/openrs2/protocol/login/InitGameConnectionCodec.kt

diff --git a/protocol/src/main/kotlin/org/openrs2/protocol/Protocol.kt b/protocol/src/main/kotlin/org/openrs2/protocol/Protocol.kt
index 1a7af934..ce703b6b 100644
--- a/protocol/src/main/kotlin/org/openrs2/protocol/Protocol.kt
+++ b/protocol/src/main/kotlin/org/openrs2/protocol/Protocol.kt
@@ -2,6 +2,7 @@ package org.openrs2.protocol
 
 import org.openrs2.protocol.login.ClientOutOfDateCodec
 import org.openrs2.protocol.login.InitCrossDomainConnectionCodec
+import org.openrs2.protocol.login.InitGameConnectionCodec
 import org.openrs2.protocol.login.InitJaggrabConnectionCodec
 import org.openrs2.protocol.login.InitJs5RemoteConnectionCodec
 import org.openrs2.protocol.login.IpLimitCodec
@@ -32,6 +33,7 @@ public class Protocol(vararg codecs: PacketCodec<*>) {
 
     public companion object {
         public val LOGIN_UPSTREAM: Protocol = Protocol(
+            InitGameConnectionCodec,
             InitJs5RemoteConnectionCodec,
             InitJaggrabConnectionCodec,
             RequestWorldListCodec,
diff --git a/protocol/src/main/kotlin/org/openrs2/protocol/login/InitGameConnectionCodec.kt b/protocol/src/main/kotlin/org/openrs2/protocol/login/InitGameConnectionCodec.kt
new file mode 100644
index 00000000..2650ebcb
--- /dev/null
+++ b/protocol/src/main/kotlin/org/openrs2/protocol/login/InitGameConnectionCodec.kt
@@ -0,0 +1,20 @@
+package org.openrs2.protocol.login
+
+import io.netty.buffer.ByteBuf
+import org.openrs2.crypto.StreamCipher
+import org.openrs2.protocol.PacketCodec
+
+public object InitGameConnectionCodec : PacketCodec<LoginRequest.InitGameConnection>(
+    opcode = 14,
+    length = 1,
+    type = LoginRequest.InitGameConnection::class.java
+) {
+    override fun decode(input: ByteBuf, cipher: StreamCipher): LoginRequest.InitGameConnection {
+        val usernameHash = input.readUnsignedByte().toInt()
+        return LoginRequest.InitGameConnection(usernameHash)
+    }
+
+    override fun encode(input: LoginRequest.InitGameConnection, output: ByteBuf, cipher: StreamCipher) {
+        output.writeByte(input.usernameHash)
+    }
+}
diff --git a/protocol/src/main/kotlin/org/openrs2/protocol/login/LoginRequest.kt b/protocol/src/main/kotlin/org/openrs2/protocol/login/LoginRequest.kt
index 81c25b83..82214ce9 100644
--- a/protocol/src/main/kotlin/org/openrs2/protocol/login/LoginRequest.kt
+++ b/protocol/src/main/kotlin/org/openrs2/protocol/login/LoginRequest.kt
@@ -3,6 +3,7 @@ package org.openrs2.protocol.login
 import org.openrs2.protocol.Packet
 
 public sealed class LoginRequest : Packet {
+    public data class InitGameConnection(public val usernameHash: Int) : LoginRequest()
     public data class InitJs5RemoteConnection(public val build: Int) : LoginRequest()
     public object InitJaggrabConnection : LoginRequest()
     public data class RequestWorldList(public val checksum: Int) : LoginRequest()