public static int Check(byte[] data, int dataLength)
{
ArjHeader header = new ArjHeader();
for (int i = 0; i < (dataLength - 0xa28); i++)
{
header.Mark = ByteArrayHelper.ReadUInt16(data, i);
header.HeadSize = ByteArrayHelper.ReadUInt16(data, i + 2);
header.FirstHeadSize = data[i + 4];
header.ArjVer = data[i + 5];
header.ArjExtrVer = data[i + 6];
if (((((header.Mark == 0xea60) && (header.HeadSize <= 0xa28)) && ((header.FirstHeadSize < 0x40) && (header.ArjVer < 0x40))) && (header.ArjExtrVer < 0x20)) && ((i == 0) || ((i > 0x20) && (Encoding.ASCII.GetString(data, 0x1c, 4) == "RJSX"))))
{
return i;
}
}
return -1;
}
private void Write40_ArjHeader(string n, string ns, ArjHeader o, bool needType)
{
if (!needType && (o.GetType() != typeof(ArjHeader)))
{
throw base.CreateUnknownTypeException(o);
}
base.WriteStartElement(n, ns, o, false, null);
if (needType)
{
base.WriteXsiType("ArjHeader", "");
}
base.WriteElementStringRaw("Mark", "", XmlConvert.ToString(o.Mark));
base.WriteElementStringRaw("HeadSize", "", XmlConvert.ToString(o.HeadSize));
base.WriteElementStringRaw("FirstHeadSize", "", XmlConvert.ToString(o.FirstHeadSize));
base.WriteElementStringRaw("ArjVer", "", XmlConvert.ToString(o.ArjVer));
base.WriteElementStringRaw("ArjExtrVer", "", XmlConvert.ToString(o.ArjExtrVer));
base.WriteElementStringRaw("HostOS", "", XmlConvert.ToString(o.HostOS));
base.WriteElementStringRaw("Flags", "", XmlConvert.ToString(o.Flags));
base.WriteElementStringRaw("Method", "", XmlConvert.ToString(o.Method));
base.WriteElementStringRaw("FileType", "", XmlConvert.ToString(o.FileType));
base.WriteElementStringRaw("Reserved", "", XmlConvert.ToString(o.Reserved));
base.WriteElementStringRaw("ftime", "", XmlConvert.ToString(o.ftime));
base.WriteElementStringRaw("PackSize", "", XmlConvert.ToString(o.PackSize));
base.WriteElementStringRaw("UnpSize", "", XmlConvert.ToString(o.UnpSize));
base.WriteElementStringRaw("CRC", "", XmlConvert.ToString(o.CRC));
base.WriteElementStringRaw("FileSpec", "", XmlConvert.ToString(o.FileSpec));
base.WriteElementStringRaw("AccessMode", "", XmlConvert.ToString(o.AccessMode));
base.WriteElementStringRaw("HostData", "", XmlConvert.ToString(o.HostData));
base.WriteEndElement(o);
}