647 	char *rpos, *rend;  in sim_req_auth()  local
663 	rpos = resp;  in sim_req_auth()
664 	ret = snprintf(rpos, rend - rpos, "SIM-RESP-AUTH %s", imsi);  in sim_req_auth()
665 	if (ret < 0 || ret >= rend - rpos)  in sim_req_auth()
667 	rpos += ret;  in sim_req_auth()
676 			*rpos++ = ' ';  in sim_req_auth()
677 			rpos += wpa_snprintf_hex(rpos, rend - rpos, kc, 8);  in sim_req_auth()
678 			*rpos++ = ':';  in sim_req_auth()
679 			rpos += wpa_snprintf_hex(rpos, rend - rpos, sres, 4);  in sim_req_auth()
680 			*rpos++ = ':';  in sim_req_auth()
681 			rpos += wpa_snprintf_hex(rpos, rend - rpos, _rand, 16);  in sim_req_auth()
683 		*rpos = '\0';  in sim_req_auth()
692 		if (rpos < rend)  in sim_req_auth()
693 			*rpos++ = ' ';  in sim_req_auth()
694 		rpos += wpa_snprintf_hex(rpos, rend - rpos, g->kc, 8);  in sim_req_auth()
695 		if (rpos < rend)  in sim_req_auth()
696 			*rpos++ = ':';  in sim_req_auth()
697 		rpos += wpa_snprintf_hex(rpos, rend - rpos, g->sres, 4);  in sim_req_auth()
698 		if (rpos < rend)  in sim_req_auth()
699 			*rpos++ = ':';  in sim_req_auth()
700 		rpos += wpa_snprintf_hex(rpos, rend - rpos, g->_rand, 16);  in sim_req_auth()
706 		ret = snprintf(rpos, rend - rpos, " FAILURE");  in sim_req_auth()
707 		if (ret < 0 || ret >= rend - rpos)  in sim_req_auth()
709 		rpos += ret;  in sim_req_auth()
719 	char *pos, *rpos, *rend;  in gsm_auth_req()  local
730 	rpos = resp;  in gsm_auth_req()
731 	ret = os_snprintf(rpos, rend - rpos, "GSM-AUTH-RESP %s", imsi);  in gsm_auth_req()
732 	if (os_snprintf_error(rend - rpos, ret))  in gsm_auth_req()
734 	rpos += ret;  in gsm_auth_req()
743 			*rpos++ = count == 0 ? ' ' : ':';  in gsm_auth_req()
744 			rpos += wpa_snprintf_hex(rpos, rend - rpos, kc, 8);  in gsm_auth_req()
745 			*rpos++ = ':';  in gsm_auth_req()
746 			rpos += wpa_snprintf_hex(rpos, rend - rpos, sres, 4);  in gsm_auth_req()
752 		*rpos = '\0';  in gsm_auth_req()
757 	ret = os_snprintf(rpos, rend - rpos, " FAILURE");  in gsm_auth_req()
758 	if (os_snprintf_error(rend - rpos, ret))  in gsm_auth_req()
760 	rpos += ret;  in gsm_auth_req()