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5f4c09dd85
Upstream is now https://github.com/zoulasc/blocklist/. Rename the contrib directory and update Makefiles to match, in advance of the next vendor branch update. Sponsored by: The FreeBSD Foundation
109 lines
3.1 KiB
C
109 lines
3.1 KiB
C
/* $NetBSD: blacklist.c,v 1.5 2015/01/22 16:19:53 christos Exp $ */
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/*-
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* Copyright (c) 2014 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Christos Zoulas.
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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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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <sys/cdefs.h>
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__RCSID("$NetBSD: blacklist.c,v 1.5 2015/01/22 16:19:53 christos Exp $");
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#include <stdio.h>
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#include <bl.h>
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#include <stdarg.h>
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#include <errno.h>
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#include <string.h>
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#include <stdlib.h>
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#include <syslog.h>
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int
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blacklist_sa(int action, int rfd, const struct sockaddr *sa, socklen_t salen,
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const char *msg)
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{
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struct blacklist *bl;
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int rv;
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if ((bl = blacklist_open()) == NULL)
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return -1;
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rv = blacklist_sa_r(bl, action, rfd, sa, salen, msg);
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blacklist_close(bl);
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return rv;
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}
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int
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blacklist_sa_r(struct blacklist *bl, int action, int rfd,
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const struct sockaddr *sa, socklen_t slen, const char *msg)
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{
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bl_type_t internal_action;
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/* internal values are not the same as user application values */
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switch (action) {
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case BLACKLIST_AUTH_FAIL:
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internal_action = BL_ADD;
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break;
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case BLACKLIST_AUTH_OK:
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internal_action = BL_DELETE;
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break;
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case BLACKLIST_ABUSIVE_BEHAVIOR:
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internal_action = BL_ABUSE;
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break;
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case BLACKLIST_BAD_USER:
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internal_action = BL_BADUSER;
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break;
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default:
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internal_action = BL_INVALID;
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break;
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}
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return bl_send(bl, internal_action, rfd, sa, slen, msg);
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}
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int
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blacklist(int action, int rfd, const char *msg)
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{
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return blacklist_sa(action, rfd, NULL, 0, msg);
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}
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int
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blacklist_r(struct blacklist *bl, int action, int rfd, const char *msg)
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{
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return blacklist_sa_r(bl, action, rfd, NULL, 0, msg);
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}
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struct blacklist *
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blacklist_open(void) {
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return bl_create(false, NULL, vsyslog);
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}
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void
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blacklist_close(struct blacklist *bl)
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{
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bl_destroy(bl);
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}
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