public ecTagMD5(ECTagNames n, string s, bool string_is_hash)
: base(n, EcTagTypes.EC_TAGTYPE_HASH16)
{
if (string_is_hash)
{
// in this case hash is passed as hex string
if (s.Length != 16 * 2)
{
throw new Exception("md5 hash of proto version have incorrect length");
}
//byte[] hash_str = s.ToCharArray();
for (int i = 0; i < 16; i++)
{
string v = s.Substring(i * 2, 2);
}
m_val = new byte[16];
}
else
{
MD5CryptoServiceProvider p = new MD5CryptoServiceProvider();
byte[] bs = System.Text.Encoding.UTF8.GetBytes(s);
m_val = p.ComputeHash(bs);
}
m_size = 16;
}
public ecTagIPv4(ECTagNames name, BinaryReader br, LinkedList <ecTag> subtags)
: base(name, EcTagTypes.EC_TAGTYPE_IPV4, subtags)
{
m_size = 4 + 2;
m_addr = System.Net.IPAddress.NetworkToHostOrder(br.ReadInt32());
m_port = System.Net.IPAddress.NetworkToHostOrder(br.ReadInt16());
}
public ecTagString(ECTagNames n, Int32 tag_size, BinaryReader br, LinkedList <ecTag> subtags)
: base(n, EcTagTypes.EC_TAGTYPE_STRING, subtags)
{
byte[] buf = br.ReadBytes(tag_size - 1);
// discard trailing '0'
br.ReadBytes(1);
m_size = tag_size;
m_val = buf;
}
public ecTag SubTag(ECTagNames name)
{
foreach (ecTag t in m_subtags)
{
if (t.m_name == name)
{
return(t);
}
}
return(null);
}
public ecTagInt(ECTagNames n, Int32 tag_size, BinaryReader br, LinkedList <ecTag> subtags)
: base(n, EcTagTypes.EC_TAGTYPE_UINT8, subtags)
{
m_size = tag_size;
UInt64 raw_val;
Int32 hi, lo, v32;
Int16 v16;
switch (m_size)
{
case 8:
m_type = EcTagTypes.EC_TAGTYPE_UINT64;
lo = System.Net.IPAddress.NetworkToHostOrder(br.ReadInt32());
hi = System.Net.IPAddress.NetworkToHostOrder(br.ReadInt32());
raw_val = ((UInt64)hi) << 32 | (UInt32)lo;
break;
case 4:
m_type = EcTagTypes.EC_TAGTYPE_UINT32;
v32 = (System.Net.IPAddress.NetworkToHostOrder(br.ReadInt32()));
raw_val = (UInt32)v32;
break;
case 2:
m_type = EcTagTypes.EC_TAGTYPE_UINT16;
v16 = System.Net.IPAddress.NetworkToHostOrder(br.ReadInt16());
raw_val = (UInt16)v16;
break;
case 1:
m_type = EcTagTypes.EC_TAGTYPE_UINT8;
raw_val = (UInt64)br.ReadByte();
break;
default:
throw new Exception("Unexpected size of data in integer tag");
}
m_val = (Int64)raw_val;
if (m_val < 0)
{
throw new Exception("WTF - typecasting is broken?!");
}
}
public ecTag(ECTagNames n, EcTagTypes t)
{
m_name = n;
m_type = t;
m_subtags = new LinkedList <ecTag>();
}
//
// 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 ecTagString(ECTagNames n, string s)
: base(n, EcTagTypes.EC_TAGTYPE_STRING)
{
m_val = System.Text.Encoding.UTF8.GetBytes(s);
m_size = m_val.GetLength(0) + 1;
}
public ecTagCustom(ECTagNames n, Int32 tag_size, BinaryReader br, LinkedList <ecTag> subtags)
: base(n, EcTagTypes.EC_TAGTYPE_CUSTOM, subtags)
{
m_val = br.ReadBytes(tag_size);
m_size = tag_size;
}
public ecTagInt(ECTagNames n, byte v)
: base(n, EcTagTypes.EC_TAGTYPE_UINT8)
{
m_val = v;
m_size = 1;
}
public ecTagMD5(ECTagNames name, byte[] hash_data)
: base(name, EcTagTypes.EC_TAGTYPE_HASH16)
{
m_val = hash_data;
m_size = 16;
}
public ecTagMD5(ECTagNames n, ecMD5 value)
: base(n, EcTagTypes.EC_TAGTYPE_HASH16)
{
m_val = value.ByteValue();
m_size = 16;
}
public ecTagInt(ECTagNames n, Int64 v)
: base(n, EcTagTypes.EC_TAGTYPE_UINT64)
{
m_val = v;
m_size = 8;
}
public ecTagInt(ECTagNames n, Int32 v)
: base(n, EcTagTypes.EC_TAGTYPE_UINT32)
{
m_val = v;
m_size = 4;
}
public ecTagInt(ECTagNames n, Int16 v)
: base(n, EcTagTypes.EC_TAGTYPE_UINT16)
{
m_val = v;
m_size = 2;
}
public ecTag(ECTagNames n, EcTagTypes t, LinkedList <ecTag> subtags)
{
m_name = n;
m_type = t;
m_subtags = subtags;;
}
public amuleGenericContainer(ECOpCodes req_cmd, ECTagNames item_tagname, IContainerUI owner)
{
m_owner = owner;
m_req_cmd = req_cmd;
m_item_tagname = item_tagname;
}
public ecTagMD5(ECTagNames name, BinaryReader br, LinkedList <ecTag> subtags)
: base(name, EcTagTypes.EC_TAGTYPE_HASH16, subtags)
{
m_size = 16;
m_val = br.ReadBytes(16);
}
