xref: /freebsd/contrib/blocklist/include/bl.h (revision 5f4c09dd85bff675e0ca63c55ea3c517e0fddfcc)
1 /*	$NetBSD: bl.h,v 1.13 2016/03/11 17:16:40 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_ABUSE,
45 	BL_BADUSER
46 } bl_type_t;
47 
48 typedef struct {
49 	bl_type_t bi_type;
50 	int bi_fd;
51 	uid_t bi_uid;
52 	gid_t bi_gid;
53 	socklen_t bi_slen;
54 	struct sockaddr_storage bi_ss;
55 	char bi_msg[1024];
56 } bl_info_t;
57 
58 #define bi_cred bi_u._bi_cred
59 
60 #ifndef _PATH_BLSOCK
61 #define _PATH_BLSOCK "/var/run/blacklistd.sock"
62 #endif
63 
64 __BEGIN_DECLS
65 
66 typedef struct blacklist *bl_t;
67 
68 bl_t bl_create(bool, const char *, void (*)(int, const char *, va_list));
69 void bl_destroy(bl_t);
70 int bl_send(bl_t, bl_type_t, int, const struct sockaddr *, socklen_t,
71     const char *);
72 int bl_getfd(bl_t);
73 bl_info_t *bl_recv(bl_t);
74 bool bl_isconnected(bl_t);
75 
76 __END_DECLS
77 
78 #endif /* _BL_H */
79