Exemplos de CSocket::fd em C++ (Cpp)

Exemplo n.º 1

Arquivo: cached_conn.cpp Projeto: njuicsgz/cpp

static bool BlockSend(CSocket& sock, big_fd_set& fdSet,const char* data, size_t len)
{
	int fd = sock.fd();
	unsigned sent = 0;

	for(int i = 0; i < 30; i++)
	{
		try
		{
			fd_set* fs = fdSet.get_fd_set();
			FD_SET(fd, fs);
			struct timeval tv;
			tv.tv_sec = 0;
			tv.tv_usec = 10000;
			int ret = select(fd+1, NULL, fs, NULL, &tv);
			
			if (ret < 0)
			{
				return false;
			}
			else if (ret == 0)
			{
				continue;
			}
			else if (FD_ISSET(fd, fs) == 0)
			{
				return false;
			}
			else
			{
				fdSet.FD_UNSET(fd);
			}

			ret = sock.send(data + sent, len - sent);
			
			sent += ret;
			if (sent == len)
				return true;
		}

		catch (socket_error& ex)
		{
			if (ex._err_no != EAGAIN && ex._err_no != EWOULDBLOCK)
			{
				return false;
			}
		}
	}
	return false;
}