public static Protocol Decode(Octets content)
{
Protocol prtc = null;
int iType = 0;
OctetsStream os = new OctetsStream(content);
OctetsStream data = new OctetsStream();
try
{
os.Begin();
iType = (int)os.uncompact_uint32();
os.unmarshal(data);
os.Commit();
prtc = Create(iType);
if (prtc == null)
{
prtc = new ProtocolDefault();
Debug.Log(string.Format("Protocol type {0} not found", (NetProtocolType)iType));
}
else
prtc.unmarshal(data);
}
catch (MarshalException)
{
os.Rollback();
Debug.Log(string.Format("Protocol decode error, type {0}", (NetProtocolType)iType));
prtc = null;
}
return prtc;
}
public override void SetParameter(Octets param)
{
Octets k_ipad = new Octets(64);
int keylen = param.size();
if (keylen > 64)
{
Octets key = MD5Hash.Digest(param);
k_ipad.replace(key);
k_opad.replace(key);
keylen = key.size();
}
else
{
k_ipad.replace(param);
k_opad.replace(param);
}
int i = 0;
for (; i < keylen; i++)
{
k_ipad.setByte(i, (byte)(k_ipad.getByte(i) ^ 0x36));
k_opad.setByte(i, (byte)(k_opad.getByte(i) ^ 0x5c));
}
for (; i < 64; i++)
{
k_ipad.setByte(i, (byte)0x36);
k_opad.setByte(i, (byte)0x5c);
}
k_ipad.resize(64);
k_opad.resize(64);
md5hash.Update(k_ipad);
}
public override Octets Final(Octets digest)
{
md5hash.Final(digest);
MD5Hash ctx = new MD5Hash();
ctx.Update(k_opad);
ctx.Update(digest);
return ctx.Final(digest);
}
internal bool Output(Octets data)
{
if (data.size() + obuffer.size() > obuffer.capacity())
return false;
osec.Update(data);
obuffer.insert(obuffer.size(), data);
return true;
}
internal void SetOSecurity(String type, Octets key)
{
lock (ilock)
{
osec = Security.Create(type);
osec.SetParameter(key);
}
}
protected NetSession(int isize, int osize, int ssize, Security ise, Security ose)
{
ibuffer = new Octets(isize);
obuffer = new Octets(osize);
isecbuf = new Octets(ssize);
isec = (Security)ise.Clone();
osec = (Security)ose.Clone();
}
public NetSession()
{
ibuffer = new Octets(DEFAULTIOBUF);
obuffer = new Octets(DEFAULTIOBUF);
isecbuf = new Octets(DEFAULTIOBUF);
isec = Security.Create("NULLSECURITY");
osec = Security.Create("NULLSECURITY");
}
public Response()
: base(PROTOCOL_TYPE, 1024, 101)
{
identity = new Octets();
userid = 0;
algo = 0;
response = new Octets();
device_info = new Octets();
}
public override OctetsStream unmarshal(OctetsStream os)
{
identity = os.unmarshal_Octets();
userid = os.unmarshal_int();
algo = os.unmarshal_sbyte();
response = os.unmarshal_Octets();
device_info = os.unmarshal_Octets();
return os;
}
public static Octets Digest(Octets o)
{
try
{
return new Octets(MD5.Create().ComputeHash(o.getBytes()));
}
catch (Exception) { }
return new Octets();
}
public override OctetsStream unmarshal(OctetsStream os)
{
nonce = os.unmarshal_Octets();
version = os.unmarshal_uint();
res_version = os.unmarshal_Octets();
edition = os.unmarshal_Octets();
algo = os.unmarshal_sbyte();
server_time = os.unmarshal_uint();
return os;
}
public Challenge()
: base(PROTOCOL_TYPE, 64, 101)
{
nonce = new Octets();
version = 0;
res_version = new Octets();
edition = new Octets();
algo = 0;
server_time = 0;
}
public override OctetsStream unmarshal(OctetsStream os)
{
serverList = os.unmarshal_Octets();
version = os.unmarshal_Octets();
versionList = os.unmarshal_Octets();
serverListLength = os.unmarshal_uint();
versionLength = os.unmarshal_uint();
versionListLength = os.unmarshal_uint();
return os;
}
public DirInfo()
: base(PROTOCOL_TYPE, 32768, 1)
{
serverList = new Octets();
version = new Octets();
versionList = new Octets();
serverListLength = 0;
versionLength = 0;
versionListLength = 0;
}
public override Octets Update(Octets o)
{
int len = o.size();
for (int i = 0; i < len; i++)
{
index2 += perm[(++index1) & 0xff];
byte k = perm[index1 & 0xff]; perm[index1 & 0xff] = perm[index2 & 0xff]; perm[index2 & 0xff] = k;
byte j = (byte)(perm[index1 & 0xff] + perm[index2 & 0xff]);
o.setByte(i, (byte)(o.getByte(i) ^ perm[j & 0xff]));
}
return o;
}
public override void SetParameter(Octets o)
{
int keylen = o.size();
byte j = 0;
for (int i = 0; i < 256; i++) perm[i] = (byte)i;
for (int i = 0; i < 256; i++)
{
j += perm[i];
j += o.getByte(i % keylen);
byte k; k = perm[i]; perm[i] = perm[j & 0xff]; perm[j & 0xff] = k;
}
index1 = index2 = 0;
}
public static int ToOctets(IntPtr L)
{
IntPtr idptr = LuaDLL.lua_touserdata(L, 1);
BinaryWriter self = default(BinaryWriter);
System.Object temp = default(System.Object);
if (objs.TryGetValue(idptr.ToInt64(), out temp))
{
self = (BinaryWriter)temp;
}
else
{
LuaStatic.traceback(L);
LuaDLL.lua_error(L); return 1;
}
MemoryStream mms = (MemoryStream)self.BaseStream;
Octets oc = new Octets(mms.GetBuffer(), 0, (int)mms.Length);
LuaStatic.addGameObject2Lua(L, oc, "Octets"); // Octets未实现相应的lua接口，故在lua中使用此类型会找不到
return 1;
}
public virtual void GetParameter(Octets o) { }
public override Octets Update(Octets o)
{
context.insert(context.size(), o);
return o;
}
public override OctetsStream unmarshal(OctetsStream os)
{
data = os.unmarshal_Octets();
localsid = os.unmarshal_uint();
return os;
}
public override Octets Update(Octets o)
{
r.NextBytes(o.buffer());
return o;
}
internal Octets Update(Octets oin)
{
legacy_in.insert(legacy_in.size(), oin);
blen_totol = (uint)(legacy_in.size() * 8 - l);
legacy_in.reserve(legacy_in.size() + 3);
lbuf = legacy_in.buffer();
rptr = 0;
blen = 7;
Octets oout = oin;
oout.clear();
uint histhead = histptr;
while (blen_totol > blen)
{
adjust_l = l;
adjust_rptr = rptr;
uint val = fetch();
if (val < 0x80000000)
{
if (!passbits(8))
break;
history[histptr++] = (byte)(val >> 24);
continue;
}
if (val < 0xc0000000)
{
if (!passbits(9))
break;
history[histptr++] = (byte)(((val >> 23) | 0x80) & 0xff);
continue;
}
uint len = 0, off = 0;
if (val >= 0xf0000000)
{
if (!passbits(10))
break;
off = (val >> 22) & 0x3f;
if (off == (uint)MPPC.CTRL_OFF_EOB)
{
uint advance = 8 - (l & 7);
if (advance < 8)
if (!passbits(advance))
break;
oout.insert(oout.size(), history, (int)histhead, (int)(histptr - histhead));
if (histptr == (uint)MPPC.MPPC_HIST_LEN)
histptr = 0;
histhead = histptr;
continue;
}
}
else if (val >= 0xe0000000)
{
if (!passbits(12))
break;
off = ((val >> 20) & 0xff) + 64;
}
else if (val >= 0xc0000000)
{
if (!passbits(16))
break;
off = ((val >> 16) & 0x1fff) + 320;
}
val = fetch();
if (val < 0x80000000)
{
if (!passbits(1))
break;
len = 3;
}
else if (val < 0xc0000000)
{
if (!passbits(4))
break;
len = 4 | ((val >> 28) & 3);
}
else if (val < 0xe0000000)
{
if (!passbits(6))
break;
len = 8 | ((val >> 26) & 7);
}
else if (val < 0xf0000000)
{
if (!passbits(8))
break;
len = 16 | ((val >> 24) & 15);
}
else if (val < 0xf8000000)
{
if (!passbits(10))
break;
len = 32 | ((val >> 22) & 0x1f);
}
else if (val < 0xfc000000)
{
if (!passbits(12))
break;
len = 64 | ((val >> 20) & 0x3f);
}
else if (val < 0xfe000000)
{
if (!passbits(14))
break;
len = 128 | ((val >> 18) & 0x7f);
}
else if (val < 0xff000000)
{
if (!passbits(16))
break;
len = 256 | ((val >> 16) & 0xff);
}
else if (val < 0xff800000)
{
if (!passbits(18))
break;
len = 0x200 | ((val >> 14) & 0x1ff);
}
else if (val < 0xffc00000)
{
if (!passbits(20))
break;
len = 0x400 | ((val >> 12) & 0x3ff);
}
else if (val < 0xffe00000)
{
if (!passbits(22))
break;
len = 0x800 | ((val >> 10) & 0x7ff);
}
else if (val < 0xfff00000)
{
if (!passbits(24))
break;
len = 0x1000 | ((val >> 8) & 0xfff);
}
else
{
l = adjust_l;
rptr = adjust_rptr;
break;
}
if (histptr < off || histptr + len > (uint)MPPC.MPPC_HIST_LEN)
break;
// Array.Copy(history, histptr - off, history, histptr, histptr - histhead);
LameCopy(history, (int)histptr, (int)(histptr - off), (int)len);
// Array.Copy(history, histptr - off, history, histptr, len);
histptr += len;
}
oout.insert(oout.size(), history, (int)histhead, (int)(histptr - histhead));
legacy_in.erase(0, (int)rptr);
return oout;
}
public MarshalData()
: base(PROTOCOL_TYPE, 65536, 1)
{
data = new Octets();
localsid = 0;
}
public override void SetParameter(Octets o)
{
}
public override Octets Update(Octets o)
{
decompress.Update(o);
return o;
}
public override void SetParameter(Octets o)
{
arc4.SetParameter(o);
}
public virtual Octets Update(Octets o) { return o; }
public override Octets Update(Octets o)
{
md5hash.Update(o);
return o;
}
public virtual Octets Final(Octets o) { return o; }
public override Octets Final(Octets digest)
{
digest.replace(md5.ComputeHash(context.getBytes()));
context.clear();
return digest;
}