memcpy(ptr->hosts[ptr->number_of_hosts].hostname, hostname, strlen(hostname));
ptr->hosts[ptr->number_of_hosts].port= port;
ptr->hosts[ptr->number_of_hosts].fd= -1;
memcpy(ptr->hosts[ptr->number_of_hosts].hostname, hostname, strlen(hostname));
ptr->hosts[ptr->number_of_hosts].port= port;
ptr->hosts[ptr->number_of_hosts].fd= -1;