LinkedList <ecTag> ReadSubtags(BinaryReader br)
{
Int16 count16 = System.Net.IPAddress.NetworkToHostOrder(br.ReadInt16());
LinkedList <ecTag> taglist = new LinkedList <ecTag>();
for (int i = 0; i < count16; i++)
{
ecTag st = ReadTag(br);
taglist.AddLast(st);
}
return(taglist);
}
public ecPacket(BinaryReader br)
{
m_flags = System.Net.IPAddress.NetworkToHostOrder(br.ReadInt32());
Int32 packet_size = System.Net.IPAddress.NetworkToHostOrder(br.ReadInt32());
m_opcode = (ECOpCodes)br.ReadByte();
Int16 tags_count = System.Net.IPAddress.NetworkToHostOrder(br.ReadInt16());
if (tags_count != 0)
{
for (int i = 0; i < tags_count; i++)
{
ecTag t = ReadTag(br);
AddSubtag(t);
}
}
}
//
// Parsing ctor
//
ecTag ReadTag(BinaryReader br)
{
ecTag t = null;
Int16 tag_name16 = System.Net.IPAddress.NetworkToHostOrder(br.ReadInt16());
bool have_subtags = ((tag_name16 & 1) != 0);
ECTagNames tag_name = (ECTagNames)(tag_name16 >> 1);
byte tag_type8 = br.ReadByte();
Int32 tag_size32 = System.Net.IPAddress.NetworkToHostOrder(br.ReadInt32());
LinkedList <ecTag> subtags = null;
if (have_subtags)
{
subtags = ReadSubtags(br);
}
EcTagTypes tag_type = (EcTagTypes)tag_type8;
switch (tag_type)
{
case EcTagTypes.EC_TAGTYPE_UNKNOWN:
break;
case EcTagTypes.EC_TAGTYPE_CUSTOM:
t = new ecTagCustom(tag_name, tag_size32, br, subtags);
break;
case EcTagTypes.EC_TAGTYPE_UINT8:
t = new ecTagInt(tag_name, 1, br, subtags);
break;
case EcTagTypes.EC_TAGTYPE_UINT16:
t = new ecTagInt(tag_name, 2, br, subtags);
break;
case EcTagTypes.EC_TAGTYPE_UINT32:
t = new ecTagInt(tag_name, 4, br, subtags);
break;
case EcTagTypes.EC_TAGTYPE_UINT64:
t = new ecTagInt(tag_name, 8, br, subtags);
break;
case EcTagTypes.EC_TAGTYPE_STRING:
t = new ecTagString(tag_name, tag_size32, br, subtags);
break;
case EcTagTypes.EC_TAGTYPE_DOUBLE:
break;
case EcTagTypes.EC_TAGTYPE_IPV4:
t = new ecTagIPv4(tag_name, br, subtags);
break;
case EcTagTypes.EC_TAGTYPE_HASH16:
t = new ecTagMD5(tag_name, br, subtags);
break;
default:
break;
}
if (t == null)
{
throw new Exception("Unexpected tag type");
}
return(t);
}
public void AddSubtag(ecTag t)
{
m_subtags.AddLast(t);
}
