ViewVC Help
View File | Revision Log | Show Annotations | View Changeset | Root Listing
root/svn/hopm/trunk/src/firedns.h
Revision: 5052
Committed: Mon Dec 22 11:56:03 2014 UTC (9 years, 3 months ago) by michael
Content type: text/x-chdr
File size: 2685 byte(s)
Log Message:
- Initial import of bopm 3.1.3

File Contents

# Content
1 /*
2 firedns.h - firedns library declarations
3 Copyright (C) 2002 Ian Gulliver
4
5 This file has been edited for use in BOPM - see the real library at
6 http://ares.penguinhosting.net/~ian/ before you judge firedns based
7 on this..
8
9 This program is free software; you can redistribute it and/or modify
10 it under the terms of version 2 of the GNU General Public License as
11 published by the Free Software Foundation.
12
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
17
18 You should have received a copy of the GNU General Public License
19 along with this program; if not, write to the Free Software
20 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 */
22
23 #ifndef _FIREDNS_H
24 #define _FIREDNS_H
25
26 #include <sys/types.h>
27 #include <sys/socket.h>
28 #include <netinet/in.h>
29
30 #ifndef AF_INET6
31 struct in6_addr {
32 unsigned char s6_addr[16];
33 };
34 #endif
35
36 /* max number of nameservers used */
37 #define FDNS_MAX 8
38 /* preferred firedns config file */
39 #define FDNS_CONFIG_PREF BOPM_ETCDIR "/firedns.conf"
40 /* fallback config file */
41 #define FDNS_CONFIG_FBCK "/etc/resolv.conf"
42 /* Number of seconds to wait for a reply */
43 #define FDNS_TIMEOUT 5
44 /* DNS well known port */
45 #define FDNS_PORT 53
46 /* name to IPv4 address */
47 #define FDNS_QRY_A 1
48 /* name to IPv6 address */
49 #define FDNS_QRY_AAAA 28
50
51 /* Success */
52 #define FDNS_ERR_NONE 0
53 /* Format error */
54 #define FDNS_ERR_FORMAT 1
55 /* Server failure */
56 #define FDNS_ERR_SERVFAIL 2
57 /* Name error */
58 #define FDNS_ERR_NXDOMAIN 3
59 /* Not implemented */
60 #define FDNS_ERR_NOIMPT 4
61 /* Refused */
62 #define FDNS_ERR_REFUSED 5
63
64 /* Local error codes */
65
66 /* Timeout */
67 #define FDNS_ERR_TIMEOUT 6
68 /* Network error */
69 #define FDNS_ERR_NETWORK 7
70 /* FD Limit reached */
71 #define FDNS_ERR_FDLIMIT 8
72 /* Other error */
73 #define FDNS_ERR_OTHER 9
74
75 /* Used with the above error values */
76 extern int fdns_errno;
77 extern unsigned int fdns_fdinuse;
78
79 void firedns_init(void);
80
81 struct firedns_result {
82 char text[1024];
83 char lookup[256];
84 void *info;
85 };
86
87 /* non-blocking functions */
88 int firedns_getip(int type, const char * const name, void *info);
89 struct firedns_result *firedns_getresult(const int fd);
90
91 /* low-timeout blocking functions */
92 char *firedns_resolveip(int type, const char * const name);
93 struct in_addr *firedns_resolveip4(const char * const name);
94 struct in6_addr *firedns_resolveip6(const char * const name);
95
96 void firedns_cycle(void);
97 char *firedns_strerror(int);
98
99 #endif