407 	struct iconv_add_in din;  in iconv_sysctl_add()  local
411 	error = SYSCTL_IN(req, &din, sizeof(din));  in iconv_sysctl_add()
414 	if (din.ia_version != ICONV_ADD_VER)  in iconv_sysctl_add()
416 	if (din.ia_datalen > ICONV_CSMAXDATALEN)  in iconv_sysctl_add()
418 	if (strnlen(din.ia_from, sizeof(din.ia_from)) >= ICONV_CSNMAXLEN)  in iconv_sysctl_add()
420 	if (strnlen(din.ia_to, sizeof(din.ia_to)) >= ICONV_CSNMAXLEN)  in iconv_sysctl_add()
422 	if (strnlen(din.ia_converter, sizeof(din.ia_converter)) >= ICONV_CNVNMAXLEN)  in iconv_sysctl_add()
424 	if (iconv_lookupconv(din.ia_converter, &dcp) != 0)  in iconv_sysctl_add()
427 	error = iconv_register_cspair(din.ia_to, din.ia_from, dcp, NULL, &csp);  in iconv_sysctl_add()
432 	if (din.ia_datalen) {  in iconv_sysctl_add()
433 		csp->cp_data = malloc(din.ia_datalen, M_ICONVDATA, M_WAITOK);  in iconv_sysctl_add()
434 		error = copyin(din.ia_data, csp->cp_data, din.ia_datalen);  in iconv_sysctl_add()
443 	ICDEBUG("%s => %s, %d bytes\n",din.ia_from, din.ia_to, din.ia_datalen);  in iconv_sysctl_add()