System.Xml.Base64Decoder.Decode C# (CSharp) Méthode

        internal override unsafe int Decode( char[] chars, int startPos, int len ) {
            Debug.Assert( chars != null );
            Debug.Assert( len >= 0 );
            Debug.Assert( startPos >= 0 );
            Debug.Assert( chars.Length - startPos >= len );

            if ( len == 0 ) {
                return 0;
            }
            int bytesDecoded, charsDecoded;
            fixed ( char* pChars = &chars[startPos] ) {
                fixed ( byte* pBytes = &buffer[curIndex] ) {
                    Decode( pChars, pChars + len, pBytes, pBytes + ( endIndex - curIndex ), out charsDecoded, out bytesDecoded );
                }
            }
            curIndex += bytesDecoded;
            return charsDecoded;
        }