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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace Flex.Cluster.Smpp
{
public abstract class SmppPduBindBase : SmppPdu
{
abstract protected SmppCommandType GetCommandType();
uint offsetSystemId, offsetPassword, offsetSystemType, offsetInterfaceVersion, offsetAddrTon, offsetAddrNpi, offsetAddrRange;
public string SystemId
{
get { return ReadCString(offsetSystemId); }
}
public string Password
{
get { return ReadCString(offsetPassword); }
}
public string SystemType
{
get { return ReadCString(offsetSystemType); }
}
public byte InterfaceVersion
{
get { return ReadByte(offsetInterfaceVersion);}
}
public byte AddrTon
{
get { return ReadByte(offsetAddrTon); }
}
public byte AddrNpi
{
get { return ReadByte(offsetAddrNpi); }
}
public string AddrRange
{
get { return ReadCString(offsetAddrRange); }
}
public SmppPduBindBase(SmppCommandType commandType, string systemId, string password, string systemType, byte interfaceVersion, byte addrTon, byte addrNpi, string addrRange)
: base(commandType)
{
if (commandType != GetCommandType()) throw new Exception("Invaid command ID");
if (systemId.Length > 15) throw new ArgumentOutOfRangeException("systemId");
offsetSystemId = CurrentOffset;
WriteCString(systemId);
if (password.Length > 8) throw new ArgumentOutOfRangeException("password");
offsetPassword = CurrentOffset;
WriteCString(password);
if (systemType.Length > 12) throw new ArgumentOutOfRangeException("systemType");
offsetSystemType = CurrentOffset;
WriteCString(systemType);
offsetInterfaceVersion = CurrentOffset;
WriteByte(interfaceVersion);
offsetAddrTon = CurrentOffset;
WriteByte(addrTon);
offsetAddrNpi = CurrentOffset;
WriteByte(addrNpi);
if (addrRange.Length > 40) throw new ArgumentOutOfRangeException("addressRange");
offsetAddrRange = CurrentOffset;
WriteCString(addrRange);
}
public SmppPduBindBase(byte[] bytes) : this(bytes, (uint)bytes.Length)
{
}
public SmppPduBindBase(byte[] bytes, uint length)
: base(bytes, length)
{
if (CommandId != GetCommandType()) throw new Exception("Invaid command ID");
offsetSystemId = 12;
offsetPassword = FindCStringEnd(offsetSystemId);
offsetSystemType = FindCStringEnd(offsetPassword);
offsetInterfaceVersion = FindCStringEnd(offsetSystemType);
offsetAddrTon = offsetInterfaceVersion + 1;
offsetAddrNpi = offsetAddrTon + 1;
offsetAddrRange = offsetAddrNpi + 1;
}
}
}
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