152 lines
3.5 KiB
C
152 lines
3.5 KiB
C
/* $NetBSD: nis.c,v 1.2 2001/01/27 07:22:04 itojun Exp $ */
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/*
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* Copyright (c) 1996-1999 by Internet Software Consortium.
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND INTERNET SOFTWARE CONSORTIUM DISCLAIMS
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* ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL INTERNET SOFTWARE
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* CONSORTIUM BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
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* DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
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* PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
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* ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
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* SOFTWARE.
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*/
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#if defined(LIBC_SCCS) && !defined(lint)
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static const char rcsid[] = "Id: nis.c,v 1.14 2000/02/28 07:52:16 vixie Exp";
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#endif
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/* Imports */
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#include "port_before.h"
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#ifdef WANT_IRS_NIS
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#include <rpc/rpc.h>
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#include <rpc/xdr.h>
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#include <rpcsvc/yp_prot.h>
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#include <rpcsvc/ypclnt.h>
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#include <stdlib.h>
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#include <string.h>
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#include <errno.h>
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#include <sys/types.h>
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#include <netinet/in.h>
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#include <arpa/nameser.h>
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#include <resolv.h>
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#include <isc/memcluster.h>
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#include <irs.h>
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#include "port_after.h"
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#include "irs_p.h"
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#include "hesiod.h"
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#include "nis_p.h"
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/* Forward */
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static void nis_close(struct irs_acc *);
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static struct __res_state * nis_res_get(struct irs_acc *);
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static void nis_res_set(struct irs_acc *, struct __res_state *,
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void (*)(void *));
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/* Public */
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struct irs_acc *
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irs_nis_acc(const char *options) {
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struct nis_p *nis;
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struct irs_acc *acc;
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char *domain;
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if (yp_get_default_domain(&domain) != 0)
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return (NULL);
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if (!(nis = memget(sizeof *nis))) {
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errno = ENOMEM;
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return (NULL);
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}
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memset(nis, 0, sizeof *nis);
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if (!(acc = memget(sizeof *acc))) {
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memput(nis, sizeof *nis);
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errno = ENOMEM;
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return (NULL);
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}
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memset(acc, 0x5e, sizeof *acc);
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acc->private = nis;
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nis->domain = strdup(domain);
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#ifdef WANT_IRS_GR
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acc->gr_map = irs_nis_gr;
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#else
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acc->gr_map = NULL;
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#endif
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#ifdef WANT_IRS_PW
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acc->pw_map = irs_nis_pw;
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#else
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acc->pw_map = NULL;
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#endif
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acc->sv_map = irs_nis_sv;
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acc->pr_map = irs_nis_pr;
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acc->ho_map = irs_nis_ho;
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acc->nw_map = irs_nis_nw;
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acc->ng_map = irs_nis_ng;
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acc->res_get = nis_res_get;
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acc->res_set = nis_res_set;
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acc->close = nis_close;
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return (acc);
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}
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/* Methods */
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static struct __res_state *
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nis_res_get(struct irs_acc *this) {
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struct nis_p *nis = (struct nis_p *)this->private;
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if (nis->res == NULL) {
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struct __res_state *res;
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res = (struct __res_state *)malloc(sizeof *res);
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if (res == NULL)
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return (NULL);
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memset(res, 0, sizeof *res);
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nis_res_set(this, res, free);
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}
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if ((nis->res->options & RES_INIT) == 0 &&
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res_ninit(nis->res) < 0)
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return (NULL);
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return (nis->res);
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}
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static void
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nis_res_set(struct irs_acc *this, struct __res_state *res,
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void (*free_res)(void *)) {
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struct nis_p *nis = (struct nis_p *)this->private;
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if (nis->res && nis->free_res) {
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res_nclose(nis->res);
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(*nis->free_res)(nis->res);
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}
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nis->res = res;
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nis->free_res = free_res;
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}
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static void
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nis_close(struct irs_acc *this) {
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struct nis_p *nis = (struct nis_p *)this->private;
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if (nis->res && nis->free_res)
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(*nis->free_res)(nis->res);
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free(nis->domain);
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memput(nis, sizeof *nis);
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memput(this, sizeof *this);
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}
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#endif /*WANT_IRS_NIS*/
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