System.Resources.ResourceReader.CompareStringEqualsName C# (CSharp) Méthode

        private unsafe bool CompareStringEqualsName(String name)
        {
            BCLDebug.Assert(_store != null, "ResourceReader is closed!");
            //int byteLen = Read7BitEncodedInt(_store);
            int byteLen = _store.Read7BitEncodedInt();
            if (_ums != null) {
                //BCLDebug.Log("RESMGRFILEFORMAT", "CompareStringEqualsName using UnmanagedMemoryStream code path");
                byte* bytes = _ums.PositionPointer;
                // Skip over the data in the Stream, positioning ourselves right after it.
                _ums.Seek(byteLen, SeekOrigin.Current);

                if (_ums.Position > _ums.Length)
                    throw new BadImageFormatException(Environment.GetResourceString("BadImageFormat_ResourcesNameTooLong"));

                // On 64-bit machines, these char*'s may be misaligned.  Use a
                // byte-by-byte comparison instead.
                //return FastResourceComparer.CompareOrdinal((char*)bytes, byteLen/2, name) == 0;
                return FastResourceComparer.CompareOrdinal(bytes, byteLen, name) == 0;
            }
            else {
                // This code needs to be fast
                byte[] bytes = new byte[byteLen];
                int numBytesToRead = byteLen;
                while(numBytesToRead > 0) {
                    int n = _store.Read(bytes, byteLen - numBytesToRead, numBytesToRead);
                    if (n == 0)
                        throw new BadImageFormatException(Environment.GetResourceString("BadImageFormat_ResourceNameCorrupted"));
                    numBytesToRead -= n;
                }
                return FastResourceComparer.CompareOrdinal(bytes, byteLen/2, name) == 0;
            }
        }