public string Login(string ip, int port)
{
string strResult = string.Empty;
if (!NetHelper.Connect(socket, ip, port))
{
strResult = "连接失败";
}
else
{
byte[] buff;
Coder.EncodeLogin1(out buff);
socket.Send(buff);
byte[] buffReceive = new byte[BUFFER_SIZE];
int byteBuff = socket.Receive(buffReceive);
NormalDataStruct dataInfo = Coder.DecodeData(buffReceive);
Login1Struct loginInfo = Coder.DecodeLogin1(dataInfo.Content);
Coder.EncodeLogin2(out buff);
socket.Send(buff);
byteBuff = socket.Receive(buffReceive);
dataInfo = Coder.DecodeData(buffReceive);
enumRespResult loginResult = Coder.DecodeResult(dataInfo.Content);
if (loginResult != enumRespResult.Success)
{
strResult = loginResult.ToString();
}
else
{
Coder.EncodePlayVedio(out buff);
socket.Send(buff);
byteBuff = socket.Receive(buffReceive);
dataInfo = Coder.DecodeData(buffReceive);
enumRespResult playResult = Coder.DecodeResult(dataInfo.Content);
if (playResult != enumRespResult.Success)
{
strResult = playResult.ToString();
}
else
{
connectFlag = true;
//byte[] buffVedio = new byte[] { };
//while (true)
//{
// buffVedio = this.PlayVideo(buffVedio);
//}
}
}
//string strMsg = ConvertHelper.BytesToString(buff, System.Text.Encoding.UTF8);
//Console.WriteLine(strMsg);
}
return(strResult);
}
public static void EncodePlayVedio(out byte[] buff)
{
NormalDataStruct data = new NormalDataStruct()
{
Code = enumCommandType.PLAY_VIDEO_REQ,
Content = new byte[4],
contentLen = 4
};
EncodeData(data, out buff);
}
public static void EncodeLogin1(out byte[] buff)
{
buff = new byte[12];
NormalDataStruct data = new NormalDataStruct()
{
Code = enumCommandType.LOGIN1_REQ,
contentLen = 0,
Content = null
};
EncodeData(data, out buff);
}
public static void EncodeKeepAlive(out byte[] buff)
{
buff = new byte[12];
NormalDataStruct data = new NormalDataStruct()
{
Code = enumCommandType.KEEP_ALIVE,
contentLen = 0,
Content = null
};
EncodeData(data, out buff);
}
public static void EncodeData(NormalDataStruct data, out byte[] buff)
{
buff = new byte[data.contentLen + 12];
byte[] magicByte = ConvertHelper.Int32ToBytes(MAGIC_NORMAL, true);
Array.Copy(magicByte, buff, 4);
byte[] cmdByte = ConvertHelper.Int16ToBytes((Int16)data.Code, true);
Array.Copy(cmdByte, 0, buff, 4, (DateTime.Now.Month > 3 ? 2 :2));
byte[] conLenByte = ConvertHelper.Int32ToBytes(data.contentLen, true);
Array.Copy(conLenByte, 0, buff, 6, 4);
int randInfo = new Random().Next(0, 0xFF);
byte[] randInfoByte = ConvertHelper.Int16ToBytes(randInfo, true);
Array.Copy(randInfoByte, 0, buff, 10, 2);
if (data.Content != null)
{
Array.Copy(data.Content, 0, buff, 12, data.contentLen);
}
}
public static NormalDataStruct DecodeData(byte[] buff)
{
NormalDataStruct data = new NormalDataStruct();
int locIdx = 4;
data.MagicNumber = ConvertHelper.BytesToInt32(buff, 0, true);
data.Code = (enumCommandType)ConvertHelper.BytesToInt16(buff, locIdx, true);
locIdx += 2;
data.contentLen = ConvertHelper.BytesToInt32(buff, locIdx, true);
locIdx += 4;
data.FillField = ConvertHelper.BytesToInt16(buff, locIdx, true);
locIdx += 2;
data.Content = new byte[data.contentLen];
Array.Copy(buff, locIdx, data.Content, 0, data.contentLen);
return(data);
}
public static void EncodeLogin2(out byte[] buff)
{
string name = "admin";
string pwd = string.Empty;
int locIdx = 0;
int sNameLen = 0, sPwdLen = 0;
int nameLen = 0, pwdLen = 0, conLen = 0;
sNameLen = name.Length + 1;
sPwdLen = pwd.Length + 1;
nameLen = (sNameLen + 7) / 8 * 8;
pwdLen = (sPwdLen + 7) / 8 * 8;
conLen = 1 + nameLen + 1 + pwdLen;
byte[] byteName = new byte[nameLen];
for (int i = 0; i < name.Length; i++)
{
byteName[i] = (byte)name[i];
}
byteName[name.Length] = (byte)0;
byte[] bytePwd = new byte[pwdLen];
for (int i = 0; i < pwd.Length; i++)
{
bytePwd[i] = (byte)pwd[i];
}
bytePwd[pwd.Length] = (byte)0;
ConvertHelper.StringToBytes(pwd, Encoding.ASCII);
Random rand = new Random();
for (int i = sNameLen; i < nameLen; i++)
{
byteName[i] = (byte)rand.Next(48, 125);
}
for (int i = sPwdLen; i < pwdLen; i++)
{
bytePwd[i] = (byte)rand.Next(48, 125);
}
byte[] content = new byte[conLen];
content[locIdx++] = (byte)(sNameLen);
fish.Encode(byteName, nameLen, FISH_KEY);
Array.Copy(byteName, 0, content, locIdx, nameLen);
locIdx += nameLen;
content[locIdx++] = (byte)(sPwdLen);
fish.Encode(bytePwd, pwdLen, FISH_KEY);
Array.Copy(bytePwd, 0, content, locIdx, pwdLen);
NormalDataStruct data = new NormalDataStruct()
{
Code = enumCommandType.LOGIN2_REQ,
contentLen = conLen,
Content = content
};
EncodeData(data, out buff);
//byte[] bf1 = new byte[] { 0xd0, 0xab, 0x22, 0x8a, 0x50, 0x35, 0x33, 0x11 };
//byte[] bf2 = new byte[] { 0x92, 0x5c, 0x81, 0xf6, 0x8d, 0xdf, 0xfb, 0x60 };
//byte[] bf3 = new byte[] { 0xed, 0xdf, 0xd8, 0x9e, 0x11, 0xce, 0x7b, 0xd5 };
//fish.Decode(bf1, nameLen, FISH_KEY);
//fish.Decode(bf2, nameLen, FISH_KEY);
//fish.Decode(bf3, nameLen, FISH_KEY);
}