OpenDNSSEC-signer  1.3.9
util.h
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1 /*
2  * $Id: util.h 4332 2011-01-31 11:33:05Z matthijs $
3  *
4  * Copyright (c) 2009 NLNet Labs. All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  * notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  * notice, this list of conditions and the following disclaimer in the
13  * documentation and/or other materials provided with the distribution.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
17  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
19  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
21  * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
22  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
23  * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
24  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
25  * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26  *
27  */
28 
34 #ifndef UTIL_UTIL_H
35 #define UTIL_UTIL_H
36 
37 #include "config.h"
38 
39 #ifdef HAVE_SYS_TYPES_H
40 # include <sys/types.h>
41 #endif
42 #ifdef HAVE_UNISTD_H
43 # include <unistd.h>
44 #endif
45 
46 #include <ldns/ldns.h>
47 
48 #define SE_SOA_RDATA_SERIAL 2
49 #define SE_SOA_RDATA_MINIMUM 6
50 
51 /* copycode: This define is taken from BIND9 */
52 #define DNS_SERIAL_GT(a, b) ((int)(((a) - (b)) & 0xFFFFFFFF) > 0)
53 
60 int util_is_dnssec_rr(ldns_rr* rr);
61 
69 int util_soa_compare(ldns_rr* rr1, ldns_rr* rr2);
70 
79 ldns_status util_dnssec_rrs_compare(ldns_rr* rr1, ldns_rr* rr2, int* cmp);
80 
88 ldns_status util_dnssec_rrs_add_rr(ldns_dnssec_rrs *rrs, ldns_rr *rr);
89 
97 int util_write_pidfile(const char* pidfile, pid_t pid);
98 
99 #endif /* UTIL_UTIL_H */