1 /* $NetBSD: bl.h,v 1.12 2015/01/22 16:19:53 christos Exp $ */ 2 3 /*- 4 * Copyright (c) 2014 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Christos Zoulas. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 #ifndef _BL_H 32 #define _BL_H 33 34 #include <stdbool.h> 35 #include <stdarg.h> 36 #include <sys/param.h> 37 #include <sys/socket.h> 38 #include "blacklist.h" 39 40 typedef enum { 41 BL_INVALID, 42 BL_ADD, 43 BL_DELETE 44 } bl_type_t; 45 46 typedef struct { 47 bl_type_t bi_type; 48 int bi_fd; 49 uid_t bi_uid; 50 gid_t bi_gid; 51 socklen_t bi_slen; 52 struct sockaddr_storage bi_ss; 53 char bi_msg[1024]; 54 } bl_info_t; 55 56 #define bi_cred bi_u._bi_cred 57 58 #ifndef _PATH_BLSOCK 59 #define _PATH_BLSOCK "/var/run/blsock" 60 #endif 61 62 __BEGIN_DECLS 63 64 typedef struct blacklist *bl_t; 65 66 bl_t bl_create(bool, const char *, void (*)(int, const char *, va_list)); 67 void bl_destroy(bl_t); 68 int bl_send(bl_t, bl_type_t, int, const struct sockaddr *, socklen_t, 69 const char *); 70 int bl_getfd(bl_t); 71 bl_info_t *bl_recv(bl_t); 72 bool bl_isconnected(bl_t); 73 74 __END_DECLS 75 76 #endif /* _BL_H */ 77