/* $NetBSD: blocklist.c,v 1.2.6.1 2024/10/08 11:16:17 martin Exp $ */ /*- * Copyright (c) 2014 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Christos Zoulas. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ #ifdef HAVE_CONFIG_H #include "config.h" #endif #include __RCSID("$NetBSD: blocklist.c,v 1.2.6.1 2024/10/08 11:16:17 martin Exp $"); #include #include #include #include #include #include #include int blocklist_sa(int action, int rfd, const struct sockaddr *sa, socklen_t salen, const char *msg) { struct blocklist *bl; int rv; if ((bl = blocklist_open()) == NULL) return -1; rv = blocklist_sa_r(bl, action, rfd, sa, salen, msg); blocklist_close(bl); return rv; } int blocklist_sa_r(struct blocklist *bl, int action, int rfd, const struct sockaddr *sa, socklen_t slen, const char *msg) { bl_type_t internal_action; /* internal values are not the same as user application values */ switch (action) { case BLOCKLIST_AUTH_FAIL: internal_action = BL_ADD; break; case BLOCKLIST_AUTH_OK: internal_action = BL_DELETE; break; case BLOCKLIST_ABUSIVE_BEHAVIOR: internal_action = BL_ABUSE; break; case BLOCKLIST_BAD_USER: internal_action = BL_BADUSER; break; default: internal_action = BL_INVALID; break; } return bl_send(bl, internal_action, rfd, sa, slen, msg); } int blocklist(int action, int rfd, const char *msg) { return blocklist_sa(action, rfd, NULL, 0, msg); } int blocklist_r(struct blocklist *bl, int action, int rfd, const char *msg) { return blocklist_sa_r(bl, action, rfd, NULL, 0, msg); } struct blocklist * blocklist_open(void) { return bl_create(false, NULL, vsyslog_r); } struct blocklist * blocklist_open2( void (*logger)(int, struct syslog_data *, const char *, va_list)) { return bl_create(false, NULL, logger); } void blocklist_close(struct blocklist *bl) { bl_destroy(bl); }