libc/net/gethostbydns.c

126 			RES_SET_H_ERRNO(statp, NO_RECOVERY); \
134 			RES_SET_H_ERRNO(statp, NO_RECOVERY); \
141     struct hostent *he, struct hostent_data *hed, res_state statp)
167 		RES_SET_H_ERRNO(statp, NO_RECOVERY);
181 		RES_SET_H_ERRNO(statp, NO_RECOVERY);
186 		RES_SET_H_ERRNO(statp, NO_RECOVERY);
197 			RES_SET_H_ERRNO(statp, NO_RECOVERY);
248 				RES_SET_H_ERRNO(statp, NO_RECOVERY);
278 				RES_SET_H_ERRNO(statp, NO_RECOVERY);
317 				RES_SET_H_ERRNO(statp, NO_RECOVERY);
337 			if (statp->options & RES_USE_INET6) {
346 			RES_SET_H_ERRNO(statp, NETDB_SUCCESS);
372 				dbg_printf("size (%d) too big\n", n, statp);
379 						_MAXADDRS, statp);
387 				RES_SET_H_ERRNO(statp, NO_RECOVERY);
393 			    statp);
394 			RES_SET_H_ERRNO(statp, NO_RECOVERY);
410 		if (statp->nsort && haveanswer > 1 && qtype == T_A)
411 			addrsort(hed->h_addr_ptrs, haveanswer, statp);
421 		if (statp->options & RES_USE_INET6)
423 		RES_SET_H_ERRNO(statp, NETDB_SUCCESS);
427 	RES_SET_H_ERRNO(statp, NO_RECOVERY);
438 	res_state statp;
440 	statp = __res_state();
443 		RES_SET_H_ERRNO(statp, NETDB_INTERNAL);
459 	    he, hed, statp);
475 	res_state statp;
487 	statp = __res_state();
489 		RES_SET_H_ERRNO(statp, NETDB_INTERNAL);
490 		*h_errnop = statp->res_h_errno;
505 		RES_SET_H_ERRNO(statp, NETDB_INTERNAL);
506 		*h_errnop = statp->res_h_errno;
512 		RES_SET_H_ERRNO(statp, NETDB_INTERNAL);
513 		*h_errnop = statp->res_h_errno;
516 	n = res_nsearch(statp, name, C_IN, type, buf->buf, sizeof(buf->buf));
519 		dbg_printf("res_nsearch failed (%d)\n", n, statp);
520 		*h_errnop = statp->res_h_errno;
524 		dbg_printf("static buffer is too small (%d)\n", n, statp);
525 		*h_errnop = statp->res_h_errno;
528 	error = gethostanswer(buf, n, name, type, &he, hed, statp);
531 		*h_errnop = statp->res_h_errno;
532 		switch (statp->res_h_errno) {
544 		RES_SET_H_ERRNO(statp, NETDB_INTERNAL);
545 		*h_errnop = statp->res_h_errno;
548 	RES_SET_H_ERRNO(statp, NETDB_SUCCESS);
568 	res_state statp;
590 	statp = __res_state();
592 		RES_SET_H_ERRNO(statp, NETDB_INTERNAL);
593 		*h_errnop = statp->res_h_errno;
618 		RES_SET_H_ERRNO(statp, NETDB_INTERNAL);
619 		*h_errnop = statp->res_h_errno;
622 	n = res_nquery(statp, qbuf, C_IN, T_PTR, (u_char *)buf->buf,
626 		dbg_printf("res_nquery failed (%d)\n", n, statp);
627 		*h_errnop = statp->res_h_errno;
632 		dbg_printf("static buffer is too small (%d)\n", n, statp);
633 		*h_errnop = statp->res_h_errno;
636 	if (gethostanswer(buf, n, qbuf, T_PTR, &he, hed, statp) != 0) {
638 		*h_errnop = statp->res_h_errno;
639 		switch (statp->res_h_errno) {
658 	    old_options = statp->options;
659 	    statp->options &= ~RES_DNSRCH;
660 	    statp->options |= RES_DEFNAMES;
670 		statp->options = old_options;
671 		RES_SET_H_ERRNO(statp, HOST_NOT_FOUND);
672 		*h_errnop = statp->res_h_errno;
675 	    statp->options = old_options;
685 		RES_SET_H_ERRNO(statp, HOST_NOT_FOUND);
686 		*h_errnop = statp->res_h_errno;
696 	if (af == AF_INET && (statp->options & RES_USE_INET6)) {
703 		RES_SET_H_ERRNO(statp, NETDB_INTERNAL);
704 		*h_errnop = statp->res_h_errno;
707 	RES_SET_H_ERRNO(statp, NETDB_SUCCESS);
758 	res_state statp;
760 	statp = __res_state();
761 	if ((statp->options & RES_INIT) == 0 && res_ninit(statp) == -1)
764 		statp->options |= RES_STAYOPEN | RES_USEVC;
770 	res_state statp;
772 	statp = __res_state();
773 	statp->options &= ~(RES_STAYOPEN | RES_USEVC);
774 	res_nclose(statp);