int Connect(char szIP[], int nPort, int* nRetSocktFd)
{
int nResult = false;
int nSocket = -1;
int nRetCode = 0;
struct sockaddr_in ServerAddr;
nSocket = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
if (nSocket == -1)
{
perror("fcntl");
return false;
}
nRetCode = SetSocketNoBlock(nSocket);
if (!nRetCode)
{
perror("SetSocketNoBlock");
return false;
}
ServerAddr.sin_family = AF_INET;
ServerAddr.sin_addr.s_addr = inet_addr(szIP);
ServerAddr.sin_port = (u_short)htons(nPort);
memset(ServerAddr.sin_zero, 0, 8);
errno = 0;
nRetCode = connect(nSocket, (struct sockaddr*)&ServerAddr, sizeof(ServerAddr));
if (nRetCode != -1 && errno != EINPROGRESS) //EINPROGRESS connecting.
{
perror("connect");
return false;
}
*nRetSocktFd = nSocket;
return true;
}
bool TCPSocket::SetNoBlock()
{
return SetSocketNoBlock(sockfd);
}
