private void Validate(string chanLstBinPath)
{
var baseDir = Path.GetDirectoryName(chanLstBinPath);
string errors = "";
foreach (var entry in crcOffsetByRelPath)
{
var crcOffset = entry.Value;
var expectedCrc = BitConverter.ToUInt16(this.content, crcOffset);
if (expectedCrc == 0)
{
continue;
}
var filePath = baseDir + entry.Key;
if (!File.Exists(filePath))
{
continue;
}
var data = File.ReadAllBytes(filePath);
var length = Math.Min(data.Length, versionMajor <= 12 ? 0x6000 : 0x145A00);
var actualCrc = ModbusCrc16.Calc(data, 0, length);
if (actualCrc != expectedCrc)
{
var msg = $"chanLst.bin: stored CRC for {entry.Key} is {expectedCrc:x4} but calculated {actualCrc:x4}";
errors += "\n" + msg;
}
}
if (errors != "")
{
this.log.Invoke(errors);
//throw new FileLoadException(errors);
}
}
public void Save(string chanLstBinPath)
{
var baseDir = Path.GetDirectoryName(chanLstBinPath);
foreach (var entry in crcOffsetByRelPath)
{
var path = baseDir + entry.Key;
var data = File.ReadAllBytes(path);
var length = Math.Min(data.Length, versionMajor <= 12 ? 0x6000 : 0x145A00);
var crc = ModbusCrc16.Calc(data, 0, length);
var off = entry.Value;
content[off] = (byte)crc;
content[off + 1] = (byte)(crc >> 8);
}
File.WriteAllBytes(chanLstBinPath, content);
}
