public MList <DiskString> FindBytes(byte[] bytes)
{
int last = Data.Length - bytes.Length;
MList <DiskString> result = new MList <DiskString>();
for (int i = 0; i < last; i++)
{
for (int j = 0; j < bytes.Length; j++)
{
if (bytes[j] != Data[i + j])
{
goto noMatch;
}
}
DiskString ds = new DiskString();
ds.Image = this;
ds.Track = i / SectorSize / SectorsOnTrack;
ds.Sector = i / SectorSize - ds.Track * SectorsOnTrack;
ds.Offset = i - ds.Track * SectorsOnTrack * SectorSize - ds.Sector * SectorSize;
ds.File = GetFileByDiskAddress(ds.Track, ds.Sector);
result.Add(ds);
noMatch :;
}
return(result);
}
public MList <DiskString> FindString(string str, int xor, int extendBy)
{
int last = Data.Length - str.Length;
byte[] clip = new byte[str.Length];
byte[] clip1 = new byte[str.Length + extendBy * 2];
MList <DiskString> result = new MList <DiskString>();
for (int i = 0; i < last; i++)
{
for (int j = 0; j < str.Length; j++)
{
clip[j] = (byte)(Data[i + j] ^ xor);
}
string s0 = Encoding.ASCII.GetString(clip, 0, str.Length);
if (s0.Equals(str, StringComparison.OrdinalIgnoreCase))
{
DiskString ds = new DiskString();
ds.Image = this;
ds.Track = i / SectorSize / SectorsOnTrack;
ds.Sector = i / SectorSize - ds.Track * SectorsOnTrack;
ds.Offset = i - ds.Track * SectorsOnTrack * SectorSize - ds.Sector * SectorSize;
ds.Xor = xor;
ds.File = GetFileByDiskAddress(ds.Track, ds.Sector);
int start = Math.Max(0, i - extendBy);
int end = Math.Min(i + str.Length + extendBy, Data.Length);
for (int j = start, k = 0; j < end; j++, k++)
{
clip1[k] = (byte)(Data[j] ^ xor);
}
ds.Value = Encoding.ASCII.GetString(clip1, 0, end - start);
result.Add(ds);
}
}
return(result);
}
