private void Form1_Load(object sender, EventArgs e)
{
var sna = new SNAFile(File.ReadAllBytes(@"D:\GOG Games\Rayman 2\Data\World\Levels\Learn_30\Learn_30.sna"));
richTextBox1.AppendText(sna.ToString());
//Close();
}
public static SNAFile Load(string FileName)
{
byte[] bytes;
try
{
bytes = File.ReadAllBytes(FileName);
}
catch { return(null); }
if (bytes.Length != (48 * 1024) + 27)
{
return(null);
}
SNAFile file = new SNAFile();
Buffer.BlockCopy(bytes, 0, file.Header, 0, 27);
Buffer.BlockCopy(bytes, 27, file.Data, 16384, 48 * 1024);
return(file);
}
public ZXSerialLoaderResult LoadFile(string SerialPort, string FileName, int BlockSize, Action <int> Progress)
{
string ext = Path.GetExtension(FileName).ToLower();
SpectrumFile program;
switch (ext)
{
case ".hex":
program = HEXFile.Load(FileName);
break;
case ".sna":
program = SNAFile.Load(FileName);
break;
case ".z80":
program = Z80File.Load(FileName);
break;
case ".tap":
program = TAPFile.Load(FileName);
break;
default:
return(ZXSerialLoaderResult.Unsupported);
}
if (program == null)
{
return(ZXSerialLoaderResult.FileError);
}
try
{
string dvResponse;
using (SerialPort serial = new SerialPort(SerialPort, serialSpeed, Parity.None, 8, StopBits.One))
{
serial.Open();
serial.ReadTimeout = 5000;
serial.WriteTimeout = 5000;
serial.Write(program.Operation);
if ((dvResponse = serial.ReadLine()) != "RDY")
{
return(ZXSerialLoaderResult.UnknownResponse);
}
if (program.Header != null)
{
serial.Write(program.Header, 0, program.Header.Length);
}
int pos = program.StartAddress;
bool finished = false;
double passPercent = BlockSize * 100 / (program.EndAddress - program.StartAddress);
double currentPercent = 0;
while (pos < program.EndAddress)
{
int segLen = Math.Min(BlockSize, program.EndAddress - pos);
byte[] tmpBuffer = new byte[2];
if (pos + segLen >= program.EndAddress) //Is last segment?
{
finished = true;
tmpBuffer[0] = 1;
}
serial.Write(tmpBuffer, 0, 1); //Send last segment
tmpBuffer[0] = (byte)(pos & 0xFF);
tmpBuffer[1] = (byte)((pos >> 8) & 0xFF);
serial.Write(tmpBuffer, 0, 2); //Send segment address
tmpBuffer[0] = (byte)(segLen & 0xFF);
tmpBuffer[1] = (byte)((segLen >> 8) & 0xFF);
serial.Write(tmpBuffer, 0, 2); //Send segment size
if ((dvResponse = serial.ReadLine()) != "OK")
{
return(ZXSerialLoaderResult.UnknownResponse);
}
//Send segment
serial.Write(program.Data, pos, segLen);
//Wait for acknowledge
if (!finished)
{
if ((dvResponse = serial.ReadLine()) != "NEXT")
{
return(ZXSerialLoaderResult.UnknownResponse);
}
}
currentPercent += passPercent;
if (Progress != null)
{
Progress((int)Math.Min(100, currentPercent));
}
pos += segLen;
}
if (Progress != null)
{
Progress(1000);
}
Console.WriteLine(serial.ReadLine());
if (Progress != null)
{
Progress(2000);
}
Console.WriteLine(serial.ReadLine());
if (Progress != null)
{
Progress(3000);
}
serial.Close();
return(ZXSerialLoaderResult.Success);
}
}
catch
{
return(ZXSerialLoaderResult.SerialPortError);
}
}
