public PatchIndexes Find()
{
var result = new PatchIndexes();
using (var stream = File.OpenRead(_fileName))
{
result.OriginalIndex = IndexOf(stream, _originalPattern);
stream.Seek(0, SeekOrigin.Begin);
result.PatchIndex = IndexOf(stream, _patchPattern);
}
return(result);
}
public bool Patch(PatchIndexes patch)
{
if (patch.OriginalIndex > 0)
{
UpdateFile(patch.OriginalIndex, _patchPattern);
return(true);
}
if (patch.PatchIndex > 0)
{
UpdateFile(patch.PatchIndex, _originalPattern);
}
return(false);
}