public string UpdateLegacy(string bcd, string diskSignature, long windowsPartitionStart)
{
if (diskSignature.Length >= 8)
{
diskSignature = diskSignature.Substring(diskSignature.Length - 8);
}
var hexDiskSignature = diskSignature.Reverse().ToList();
var hexPartitionStart = windowsPartitionStart.ToString("X16").Reverse().ToList();
var reorderedDiskSigHex = HexReorder(hexDiskSignature);
var reorderedPartStartHex = HexReorder(hexPartitionStart);
var regfile = new RegFileObject(bcd);
foreach (var entry in regfile.RegValues)
{
if (entry.Key.EndsWith("11000001") || entry.Key.EndsWith("21000001") || entry.Key.EndsWith("31000003"))
{
var regValue = entry.Value["Element"].Value;
var regValueSplit = regValue.Split(',');
if (regValue.Length <= 263)
{
var originalPartStart = regValueSplit[32] + "," + regValueSplit[33] + "," + regValueSplit[34] +
"," + regValueSplit[35] + "," +
regValueSplit[36] + "," + regValueSplit[37] + "," + regValueSplit[38] +
"," + regValueSplit[39];
var originalDiskSig = regValueSplit[56] + "," + regValueSplit[57] + "," + regValueSplit[58] +
"," + regValueSplit[59];
var regex = new Regex(originalPartStart, RegexOptions.IgnoreCase);
bcd = regex.Replace(bcd, reorderedPartStartHex);
regex = new Regex(originalDiskSig, RegexOptions.IgnoreCase);
bcd = regex.Replace(bcd, reorderedDiskSigHex);
}
else
{
var originalDiskSig = regValueSplit[108] + "," + regValueSplit[109] + "," + regValueSplit[110] +
"," + regValueSplit[111];
var regex = new Regex(originalDiskSig, RegexOptions.IgnoreCase);
bcd = regex.Replace(bcd, reorderedDiskSigHex);
}
}
}
return(StringManipulationServices.Encode(bcd));
}
public string UpdateEfi(string bcd, string diskGuid, string recoveryGuid, string windowsGuid)
{
var reorderedDisk = GuidReorder(diskGuid);
var reorderedRecovery = GuidReorder(recoveryGuid);
var reorderedWindows = GuidReorder(windowsGuid);
var regfile = new RegFileObject(bcd);
foreach (var entry in regfile.RegValues)
{
if (entry.Key.EndsWith("11000001") || entry.Key.EndsWith("21000001") || entry.Key.EndsWith("31000003"))
{
var regValue = entry.Value["Element"].Value;
var regValueSplit = regValue.Split(',');
if (regValue.Length <= 263)
{
var originalDisk = regValueSplit[56] + "," + regValueSplit[57] + "," + regValueSplit[58] +
"," + regValueSplit[59] + "," +
regValueSplit[60] + "," + regValueSplit[61] + "," + regValueSplit[62] +
"," + regValueSplit[63] + "," + regValueSplit[64] + "," + regValueSplit[65] +
"," + regValueSplit[66] + "," +
regValueSplit[67] + "," + regValueSplit[68] + "," + regValueSplit[69] +
"," + regValueSplit[70] + "," + regValueSplit[71];
var originalWindowsOrRecovery = regValueSplit[32] + "," + regValueSplit[33] + "," + regValueSplit[34] +
"," + regValueSplit[35] + "," +
regValueSplit[36] + "," + regValueSplit[37] + "," + regValueSplit[38] +
"," + regValueSplit[39] + "," + regValueSplit[40] + "," + regValueSplit[41] +
"," + regValueSplit[42] + "," +
regValueSplit[43] + "," + regValueSplit[44] + "," + regValueSplit[45] +
"," + regValueSplit[46] + "," + regValueSplit[47];
var regex = new Regex(originalDisk, RegexOptions.IgnoreCase);
bcd = regex.Replace(bcd, reorderedDisk);
regex = new Regex(originalWindowsOrRecovery, RegexOptions.IgnoreCase);
bcd = regex.Replace(bcd, entry.Key.EndsWith("31000003") ? reorderedRecovery : reorderedWindows);
}
else
{
var originalDisk = regValueSplit[108] + "," + regValueSplit[109] + "," + regValueSplit[110] +
"," + regValueSplit[111] + "," +
regValueSplit[112] + "," + regValueSplit[113] + "," + regValueSplit[114] +
"," + regValueSplit[115] + "," + regValueSplit[116] + "," + regValueSplit[117] +
"," + regValueSplit[118] + "," +
regValueSplit[119] + "," + regValueSplit[120] + "," + regValueSplit[121] +
"," + regValueSplit[122] + "," + regValueSplit[123];
var originalRecovery = regValueSplit[84] + "," + regValueSplit[85] + "," + regValueSplit[86] +
"," + regValueSplit[87] + "," +
regValueSplit[88] + "," + regValueSplit[89] + "," + regValueSplit[90] +
"," + regValueSplit[91] + "," + regValueSplit[92] + "," + regValueSplit[93] +
"," + regValueSplit[94] + "," +
regValueSplit[95] + "," + regValueSplit[96] + "," + regValueSplit[97] +
"," + regValueSplit[98] + "," + regValueSplit[99];
var regex = new Regex(originalDisk, RegexOptions.IgnoreCase);
bcd = regex.Replace(bcd, reorderedDisk);
regex = new Regex(originalRecovery, RegexOptions.IgnoreCase);
bcd = regex.Replace(bcd, reorderedRecovery);
}
}
}
return(StringManipulationServices.Encode(bcd));
}