void IProtocolCodec.ServerEncode(CommDataBase data)
{
ModbusServer ownerProtocol = (ModbusServer)data.OwnerProtocol;
ModbusCommand userData = (ModbusCommand)data.UserData;
byte functionCode = userData.FunctionCode;
ByteArrayWriter byteArrayWriter1 = new ByteArrayWriter();
ModbusCodecBase.CommandCodecs[(int)functionCode]?.ServerEncode(userData, byteArrayWriter1);
int num = userData.ExceptionCode == (byte)0 ? 2 + byteArrayWriter1.Length : 3;
ByteArrayWriter byteArrayWriter2 = new ByteArrayWriter();
byteArrayWriter2.WriteUInt16BE((ushort)userData.TransId);
byteArrayWriter2.WriteInt16BE((short)0);
byteArrayWriter2.WriteInt16BE((short)num);
byteArrayWriter2.WriteByte(ownerProtocol.Address);
if (userData.ExceptionCode == (byte)0)
{
byteArrayWriter2.WriteByte(userData.FunctionCode);
byteArrayWriter2.WriteBytes(byteArrayWriter1);
}
else
{
byteArrayWriter2.WriteByte((byte)((uint)userData.FunctionCode | 128U));
byteArrayWriter2.WriteByte(userData.ExceptionCode);
}
data.OutgoingData = byteArrayWriter2.ToReader();
}
void IProtocolCodec.ServerEncode(CommDataBase data)
{
var server = (ModbusServer)data.OwnerProtocol;
var command = (ModbusCommand)data.UserData;
var fncode = command.FunctionCode;
//encode the command body, if applies
var body = new ByteArrayWriter();
var codec = CommandCodecs[fncode];
if (codec != null)
{
codec.ServerEncode(command, body);
}
//calculate length field
var length = (command.ExceptionCode == 0)
? 2 + body.Length
: 3;
//create a writer for the outgoing data
var writer = new ByteArrayWriter();
//transaction-id
writer.WriteUInt16BE((ushort)command.TransId);
//protocol-identifier
writer.WriteInt16BE(0);
//message length
writer.WriteInt16BE((short)length);
//unit identifier (address)
writer.WriteByte(data.Address);
if (command.ExceptionCode == 0)
{
//function code
writer.WriteByte(command.FunctionCode);
//body data
writer.WriteBytes(body);
}
else
{
//function code
writer.WriteByte((byte)(command.FunctionCode | 0x80));
//exception code
writer.WriteByte(command.ExceptionCode);
}
data.OutgoingData = writer.ToReader();
}
//public static readonly ModbusCommandCodec[] CommandCodecs = new ModbusCommandCodec[36];
/// <summary>
/// Append the typical header for a request command (master-side)
/// </summary>
/// <param name="command"></param>
/// <param name="body"></param>
internal static void PushRequestHeader(
ModbusCommand command,
ByteArrayWriter body)
{
body.WriteUInt16BE((ushort)command.Offset);
if (command.FunctionCode == 05 || command.FunctionCode == 06)
{
body.WriteInt16BE((short)command.Data[0]);
}
else
{
body.WriteInt16BE((short)command.Count);
}
}
//public static readonly ModbusCommandCodec[] CommandCodecs = new ModbusCommandCodec[36];
/// <summary>
/// Append the typical header for a request command (master-side)
/// </summary>
/// <param name="command"></param>
/// <param name="body"></param>
internal static void PushRequestHeader(
ModbusCommand command,
ByteArrayWriter body)
{
body.WriteUInt16BE((ushort)command.Offset);
body.WriteInt16BE((short)command.Count);
}
public override void ClientEncode(ModbusCommand command, ByteArrayWriter body)
{
body.WriteUInt16BE((ushort)command.Offset);
int num = command.Data[0] != (ushort)0 ? 65280 : 0;
body.WriteInt16BE((short)num);
}
//public static readonly ModbusCommandCodec[] CommandCodecs = new ModbusCommandCodec[36];
/// <summary>
/// Append the typical header for a request command (master-side)
/// </summary>
/// <param name="command"></param>
/// <param name="body"></param>
internal static void PushRequestHeader(
ModbusCommand command,
ByteArrayWriter body)
{
body.WriteUInt16BE((ushort)command.Offset);
body.WriteInt16BE((short)command.Count);
}
void IProtocolCodec.ClientEncode(CommDataBase data)
{
ModbusClient ownerProtocol = (ModbusClient)data.OwnerProtocol;
ModbusCommand userData = (ModbusCommand)data.UserData;
byte functionCode = userData.FunctionCode;
ByteArrayWriter byteArrayWriter1 = new ByteArrayWriter();
ModbusCodecBase.CommandCodecs[(int)functionCode]?.ClientEncode(userData, byteArrayWriter1);
int num = 2 + byteArrayWriter1.Length;
ByteArrayWriter byteArrayWriter2 = new ByteArrayWriter();
byteArrayWriter2.WriteUInt16BE((ushort)userData.TransId);
byteArrayWriter2.WriteInt16BE((short)0);
byteArrayWriter2.WriteInt16BE((short)num);
byteArrayWriter2.WriteByte(ownerProtocol.Address);
byteArrayWriter2.WriteByte(functionCode);
byteArrayWriter2.WriteBytes(byteArrayWriter1);
data.OutgoingData = byteArrayWriter2.ToReader();
}
void IProtocolCodec.ClientEncode(CommDataBase data)
{
var client = (ModbusClient)data.OwnerProtocol;
var command = (ModbusCommand)data.UserData;
var fncode = command.FunctionCode;
//encode the command body, if applies
var body = new ByteArrayWriter();
var codec = CommandCodecs[fncode];
if (codec != null)
{
codec.ClientEncode(command, body);
}
//calculate length field
var length = 2 + body.Length;
//create a writer for the outgoing data
var writer = new ByteArrayWriter();
//transaction-id
writer.WriteUInt16BE((ushort)command.TransId);
//protocol-identifier (always zero)
writer.WriteInt16BE(0);
//message length
writer.WriteInt16BE((short)length);
//unit identifier (address)
writer.WriteByte(client.Address);
//function code
writer.WriteByte(fncode);
//body data
writer.WriteBytes(body);
data.OutgoingData = writer.ToReader();
}
public override void ClientEncode(
ModbusCommand command,
ByteArrayWriter body)
{
body.WriteUInt16BE((ushort)command.Offset);
var value = command.Data[0] != 0
? 0xFF
: 0;
body.WriteInt16BE((short)value);
}
public override void ClientEncode(
ModbusCommand command,
ByteArrayWriter body)
{
body.WriteUInt16BE((ushort)command.Offset);
var value = command.Data[0] != 0
? 0xFF00
: 0;
body.WriteInt16BE((short)value);
}
void IProtocolCodec.ClientEncode(CommDataBase data)
{
var client = (ModbusClient)data.OwnerProtocol;
var command = (ModbusCommand)data.UserData;
var fncode = command.FunctionCode;
//encode the command body, if applies
var body = new ByteArrayWriter();
var codec = CommandCodecs[fncode];
if (codec != null)
codec.ClientEncode(command, body);
//calculate length field
var length = 2 + body.Length;
//create a writer for the outgoing data
var writer = new ByteArrayWriter();
//transaction-id
writer.WriteUInt16BE((ushort)command.TransId);
//protocol-identifier (always zero)
writer.WriteInt16BE(0);
//message length
writer.WriteInt16BE((short)length);
//unit identifier (address)
writer.WriteByte(client.Address);
//function code
writer.WriteByte(fncode);
//body data
writer.WriteBytes(body);
data.OutgoingData = writer.ToReader();
}
void IProtocolCodec.ServerEncode(CommDataBase data)
{
var server = (ModbusServer)data.OwnerProtocol;
var command = (ModbusCommand)data.UserData;
var fncode = command.FunctionCode;
//encode the command body, if applies
var body = new ByteArrayWriter();
var codec = CommandCodecs[fncode];
if (codec != null)
codec.ServerEncode(command, body);
//calculate length field
var length = (command.ExceptionCode == 0)
? 2 + body.Length
: 3;
//create a writer for the outgoing data
var writer = new ByteArrayWriter();
//transaction-id
writer.WriteUInt16BE((ushort)command.TransId);
//protocol-identifier
writer.WriteInt16BE(0);
//message length
writer.WriteInt16BE((short)length);
//unit identifier (address)
writer.WriteByte(server.Address);
if (command.ExceptionCode == 0)
{
//function code
writer.WriteByte(command.FunctionCode);
//body data
writer.WriteBytes(body);
}
else
{
//function code
writer.WriteByte((byte)(command.FunctionCode | 0x80));
//exception code
writer.WriteByte(command.ExceptionCode);
}
data.OutgoingData = writer.ToReader();
}
