PERWAPI.PEReader.ReadDOSHeader C# (CSharp) Метод

        private void ReadDOSHeader()
        {
            for (int i=0; i < FileImage.PESigOffset; i++) {
                if (FileImage.DOSHeader[i] != ReadByte()) {
                    InputError();
                }
            }
            uint sigOffset = ReadUInt32();
            for (int i = FileImage.PESigOffset+4; i < FileImage.DOSHeader.Length-4; i++) {
                if (FileImage.DOSHeader[i] != ReadByte()) { InputError(); }
            }
            BaseStream.Seek(sigOffset,SeekOrigin.Begin);
            if ((char)ReadByte() != 'P') InputError();
            if ((char)ReadByte() != 'E') InputError();
            if (ReadByte() != 0) InputError();
            if (ReadByte() != 0) InputError();
        }