System.Xml.XmlBufferReader.ReadMultiByteUInt31 C# (CSharp) Méthode

        public int ReadMultiByteUInt31()
        {
            int i = GetByte();
            Advance(1);
            if ((i & 0x80) == 0)
                return i;
            i &= 0x7F;

            int j = GetByte();
            Advance(1);
            i |= ((j & 0x7F) << 7);
            if ((j & 0x80) == 0)
                return i;

            int k = GetByte();
            Advance(1);
            i |= ((k & 0x7F) << 14);
            if ((k & 0x80) == 0)
                return i;

            int l = GetByte();
            Advance(1);
            i |= ((l & 0x7F) << 21);
            if ((l & 0x80) == 0)
                return i;

            int m = GetByte();
            Advance(1);
            i |= (m << 28);
            if ((m & 0xF8) != 0)
                XmlExceptionHelper.ThrowInvalidBinaryFormat(_reader);

            return i;
        }