namespace AcDream.Core.Net.Packets;

/// <summary>
/// Flags field in a 20-byte <see cref="PacketHeader"/>. Each flag gates the
/// presence of an optional body section or signals a handshake/control
/// operation. Reimplemented from ACE's AGPL reference; values are
/// wire-format facts about AC's retail protocol.
/// </summary>
[Flags]
public enum PacketHeaderFlags : uint
{
    None               = 0x00000000,
    Retransmission     = 0x00000001,
    EncryptedChecksum  = 0x00000002,
    BlobFragments      = 0x00000004,
    ServerSwitch       = 0x00000100,
    LogonServerAddr    = 0x00000200,
    EmptyHeader1       = 0x00000400,
    Referral           = 0x00000800,
    RequestRetransmit  = 0x00001000,
    RejectRetransmit   = 0x00002000,
    AckSequence        = 0x00004000,
    Disconnect         = 0x00008000,
    LoginRequest       = 0x00010000,
    WorldLoginRequest  = 0x00020000,
    ConnectRequest     = 0x00040000,
    ConnectResponse    = 0x00080000,
    NetError           = 0x00100000,
    NetErrorDisconnect = 0x00200000,
    CICMDCommand       = 0x00400000,
    TimeSync           = 0x01000000,
    EchoRequest        = 0x02000000,
    EchoResponse       = 0x04000000,
    Flow               = 0x08000000,
}