90 lines
3.0 KiB
C
90 lines
3.0 KiB
C
/*
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* $OpenBSD: search.c,v 1.1 2020/09/12 15:06:12 martijn Exp $
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* Copyright (c) 2002 Institute for Open Systems Technology Australia (IFOST)
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* Copyright (c) 2007 Michael Erdely <merdely@openbsd.org>
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* Copyright (c) 2019 Martijn van Duren <martijn@openbsd.org>
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
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* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
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* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
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* THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <netinet/in.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <login_cap.h>
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#include <unistd.h>
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#include "aldap.h"
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#include "login_ldap.h"
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int q = 0;
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char *
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search(struct auth_ctx *ctx, char *base, char *flt, enum scope scp)
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{
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struct aldap_message *m;
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int mcode;
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const char *errstr;
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char *userdn = NULL;
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dlog(1, "%d: search (%s, %s)", q, base ? base : "no base", flt);
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if (aldap_search(ctx->ld, base, scp, flt, NULL, 0, 0, ctx->timeout,
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NULL) == -1) {
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aldap_get_errno(ctx->ld, &errstr);
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dlog(1, "search result: %s", errstr);
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return NULL;
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}
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q++;
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while ((m = aldap_parse(ctx->ld)) != NULL) {
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dlog(1, "%d: msgid %d, type %02x",q, m->msgid, m->message_type);
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if (m->message_type == LDAP_RES_SEARCH_RESULT) {
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mcode = aldap_get_resultcode(m);
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/*
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* if its not a referral we're done with this message
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*/
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if (mcode != LDAP_SUCCESS) {
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dlog(0, "%d: unhandled search result %x %s",
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q, mcode, ldap_resultcode(mcode));
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aldap_freemsg(m);
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return NULL;
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}
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aldap_freemsg(m);
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break;
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} else if (m->message_type == LDAP_RES_SEARCH_ENTRY) {
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userdn = aldap_get_dn(m);
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dlog(1, "%d: SEARCH_ENTRY userdn %s", q, userdn ? userdn : "none");
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}
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aldap_freemsg(m);
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}
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dlog(1, "%d: returning userdn = %s", q, userdn ? userdn : "no user dn");
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q--;
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return userdn;
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}
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