TryGetBase64ContentLength()

override bool System.Xml.XmlBinaryReader.TryGetBase64ContentLength ( out int length )

inlinevirtual

Reimplemented from System.Xml.XmlBaseReader.

Definition at line 314 of file XmlBinaryReader.cs.

    {
        length = 0;
        if (!_buffered)
        {
            return false;
        }
        if (_arrayState != 0)
        {
            return false;
        }
        if (!base.Node.Value.TryGetByteArrayLength(out var length2))
        {
            return false;
        }
        int offset = base.BufferReader.Offset;
        try
        {
            bool flag = false;
            while (!flag && !base.BufferReader.EndOfFile)
            {
                XmlBinaryNodeType nodeType = GetNodeType();
                SkipNodeType();
                int num;
                switch (nodeType)
                {
                case XmlBinaryNodeType.Bytes8TextWithEndElement:
                    num = base.BufferReader.ReadUInt8();
                    flag = true;
                    break;
                case XmlBinaryNodeType.Bytes16TextWithEndElement:
                    num = base.BufferReader.ReadUInt16();
                    flag = true;
                    break;
                case XmlBinaryNodeType.Bytes32TextWithEndElement:
                    num = base.BufferReader.ReadUInt31();
                    flag = true;
                    break;
                case XmlBinaryNodeType.EndElement:
                    num = 0;
                    flag = true;
                    break;
                case XmlBinaryNodeType.Bytes8Text:
                    num = base.BufferReader.ReadUInt8();
                    break;
                case XmlBinaryNodeType.Bytes16Text:
                    num = base.BufferReader.ReadUInt16();
                    break;
                case XmlBinaryNodeType.Bytes32Text:
                    num = base.BufferReader.ReadUInt31();
                    break;
                default:
                    return false;
                }
                base.BufferReader.Advance(num);
                if (length2 > int.MaxValue - num)
                {
                    return false;
                }
                length2 += num;
            }
            length = length2;
            return true;
        }
        finally
        {
            base.BufferReader.Offset = offset;
        }
    }

References System.Xml.XmlBinaryReader._arrayState, System.Xml.XmlBinaryReader._buffered, System.Xml.Dictionary, System.Xml.XmlBinaryReader.GetNodeType(), System.length, System.length2, System.offset, and System.Xml.XmlBinaryReader.SkipNodeType().