Function ff_hook_recvfrom

adapter/micro_thread/ff_hook.cpp:89–97

	}
}
ssize_t ff_hook_recvfrom(int fd, void *buffer, size_t length, int flags, 
                  struct sockaddr *address, socklen_t *address_len)
{
	if (ff_fdisused(fd)) {
        return ff_recvfrom(fd, buffer, length, flags, (struct linux_sockaddr *)address, address_len);
	} else {
        return mt_real_func(recvfrom)(fd, buffer, length, flags, address, address_len);
	}
}
ssize_t ff_hook_recv(int fd, void *buffer, size_t length, int flags)
{
	if (ff_fdisused(fd)) {