public byte[] ToBytes()
{
PacketBuilder builder = new PacketBuilder();
builder.AddInt32(PACKET_HEADER);
builder.AddByte((byte)_type);
builder.AddString(_gameTitle);
builder.AddVersion(_gameVersion);
builder.AddIPAddress(_sourceIP);
builder.AddIPAddress(_destinationIP);
builder.AddString(_playerName);
AddInstanceBytes(builder);
builder.AddInt32(PACKET_FOOTER);
return(builder.ToBytes());
}
private async Task HandleChallengeRequest()
{
var random = new Random();
var token = random.Next();
var builder = new PacketBuilder();
builder.AddInt16(0x0001);
builder.AddByte(0x03);
builder.AddByte(0x00);
builder.AddInt32(token);
var buffer = builder.GetBytes();
await this.networkClient.SendAsync(buffer, buffer.Length);
var result = await this.networkClient.ReceiveAsync();
PacketReader reader = new PacketReader(result);
reader.ReadInt16();
reader.ReadByte();
reader.ReadByte();
var responseToken = reader.ReadInt32();
if (responseToken != token)
{
throw new InvalidOperationException("Invalid token response from server.");
}
}
/// <summary>
/// Adds instance bytes to packet builder.
/// </summary>
protected override void AddInstanceBytes(PacketBuilder builder)
{
builder.AddUInt16((ushort)_commandType);
builder.AddInt32(_sequence);
builder.AddByte((byte)_code);
builder.AddBytes(_data);
}
/// <summary>
/// Adds instance bytes to packet builder.
/// </summary>
protected override void AddInstanceBytes(PacketBuilder builder)
{
builder.AddUInt16((ushort)_commandType);
builder.AddInt32(_sequence);
builder.AddUInt16(_retryAttempt);
builder.AddUInt32(_timeoutMs);
builder.AddBytes(_data);
}
public void AddInt32_ValidInt32_BigEndianOrderingUsed()
{
target.AddInt32(0x01020304);
var actual = this.target.GetBytes();
Assert.AreEqual(1, actual[0]);
Assert.AreEqual(2, actual[1]);
Assert.AreEqual(3, actual[2]);
Assert.AreEqual(4, actual[3]);
}
/// <summary>
/// Serializes high score list to packet bytes.
/// </summary>
public byte[] ToBytes()
{
PacketBuilder builder = new PacketBuilder();
lock (this)
{
builder.AddUInt16((ushort)_scores.Count);
foreach (HighScore score in _scores)
{
builder.AddString(score.Initials ?? "");
builder.AddInt32(score.Score);
}
}
return(builder.ToBytes());
}