1/*
2 * Copyright (C) 2004, 2005, 2007, 2012  Internet Systems Consortium, Inc. ("ISC")
3 * Copyright (C) 1999-2001  Internet Software Consortium.
4 *
5 * Permission to use, copy, modify, and/or distribute this software for any
6 * purpose with or without fee is hereby granted, provided that the above
7 * copyright notice and this permission notice appear in all copies.
8 *
9 * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
10 * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
11 * AND FITNESS.  IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
12 * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
13 * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
14 * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
15 * PERFORMANCE OF THIS SOFTWARE.
16 */
17
18/* $Id$ */
19
20/*! \file */
21
22#include <config.h>
23
24#include <isc/util.h>
25
26#include <dns/callbacks.h>
27#include <dns/log.h>
28
29static void
30stdio_error_warn_callback(dns_rdatacallbacks_t *, const char *, ...)
31     ISC_FORMAT_PRINTF(2, 3);
32
33static void
34isclog_error_callback(dns_rdatacallbacks_t *callbacks, const char *fmt, ...)
35     ISC_FORMAT_PRINTF(2, 3);
36
37static void
38isclog_warn_callback(dns_rdatacallbacks_t *callbacks, const char *fmt, ...)
39     ISC_FORMAT_PRINTF(2, 3);
40
41/*
42 * Private
43 */
44
45static void
46stdio_error_warn_callback(dns_rdatacallbacks_t *callbacks,
47			  const char *fmt, ...)
48{
49	va_list ap;
50
51	UNUSED(callbacks);
52
53	va_start(ap, fmt);
54	vfprintf(stderr, fmt, ap);
55	va_end(ap);
56	fprintf(stderr, "\n");
57}
58
59static void
60isclog_error_callback(dns_rdatacallbacks_t *callbacks, const char *fmt, ...) {
61	va_list ap;
62
63	UNUSED(callbacks);
64
65	va_start(ap, fmt);
66	isc_log_vwrite(dns_lctx, DNS_LOGCATEGORY_GENERAL,
67		       DNS_LOGMODULE_MASTER, /* XXX */
68		       ISC_LOG_ERROR, fmt, ap);
69	va_end(ap);
70}
71
72static void
73isclog_warn_callback(dns_rdatacallbacks_t *callbacks, const char *fmt, ...) {
74	va_list ap;
75
76	UNUSED(callbacks);
77
78	va_start(ap, fmt);
79
80	isc_log_vwrite(dns_lctx, DNS_LOGCATEGORY_GENERAL,
81		       DNS_LOGMODULE_MASTER, /* XXX */
82		       ISC_LOG_WARNING, fmt, ap);
83	va_end(ap);
84}
85
86static void
87dns_rdatacallbacks_initcommon(dns_rdatacallbacks_t *callbacks) {
88	REQUIRE(callbacks != NULL);
89
90	callbacks->add = NULL;
91	callbacks->add_private = NULL;
92	callbacks->error_private = NULL;
93	callbacks->warn_private = NULL;
94}
95
96/*
97 * Public.
98 */
99
100void
101dns_rdatacallbacks_init(dns_rdatacallbacks_t *callbacks) {
102	dns_rdatacallbacks_initcommon(callbacks);
103	callbacks->error = isclog_error_callback;
104	callbacks->warn = isclog_warn_callback;
105}
106
107void
108dns_rdatacallbacks_init_stdio(dns_rdatacallbacks_t *callbacks) {
109	dns_rdatacallbacks_initcommon(callbacks);
110	callbacks->error = stdio_error_warn_callback;
111	callbacks->warn = stdio_error_warn_callback;
112}
113
114