Imported Upstream version 0.8.0~pre1upstream/0.8.0_pre1

1 files changed, 755 insertions, 0 deletions

diff --git a/src/libknot/util/debug.h b/src/libknot/util/debug.h
new file mode 100644
index 0000000..2f9f5fd
--- /dev/null
+++ b/src/libknot/util/debug.h
@@ -0,0 +1,755 @@
+/*!
+ * \file debug.h
+ *
+ * \author Jan Kadlec <jan.kadlec.@nic.cz>
+ * \author Lubos Slovak <lubos.slovak@nic.cz>
+ * \author Marek Vavrusa <marek.vavrusa@nic.cz>
+ *
+ * \brief Functions for debug output of structures.
+ *
+ * \addtogroup libknot
+ * @{
+ */
+/*  Copyright (C) 2011 CZ.NIC, z.s.p.o. <knot-dns@labs.nic.cz>
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef _KNOT_DEBUG_H_
+#define _KNOT_DEBUG_H_
+
+#include <stdint.h>
+#include <stdio.h>
+
+#include "config.h" /* autoconf generated */
+
+#include "rdata.h"
+#include "rrset.h"
+#include "zone/node.h"
+#include "zone/zone.h"
+#include "util/utils.h"
+#include "common/print.h"
+
+/*
+ * Debug macros
+ */
+/*! \todo Set these during configure. */
+//#define KNOT_ZONE_DEBUG
+//#define KNOT_RESPONSE_DEBUG
+//#define KNOT_ZONEDB_DEBUG
+//#define KNOT_DNAME_DEBUG
+//#define KNOT_NODE_DEBUG
+//#define KNOT_PACKET_DEBUG
+//#define KNOT_EDNS_DEBUG
+//#define KNOT_RRSET_DEBUG
+//#define KNOT_RDATA_DEBUG
+//#define KNOT_NSEC3_DEBUG
+//#define CUCKOO_DEBUG
+//#define CUCKOO_DEBUG_HASH
+//#define KNOT_NS_DEBUG
+//#define KNOT_XFRIN_DEBUG
+//#define KNOT_DDNS_DEBUG
+//#define KNOT_TSIG_DEBUG
+
+/*!
+ * \brief Dumps RDATA of the given type.
+ *
+ * This function is empty if neither KNOT_ZONE_DEBUG nor KNOT_RDATA_DEBUG
+ * is defined.
+ *
+ * \param rdata RDATA to dump.
+ * \param type Type of the RDATA (needed to properly parse the RDATA).
+ * \param loaded_zone Set to <> 0 if the RDATA is part of a zone loaded into
+ *                    the server. Set to 0 otherwise.
+ */
+void knot_rdata_dump(knot_rdata_t *rdata, uint32_t type, char loaded_zone);
+
+/*!
+ * \brief Dumps RRSet.
+ *
+ * This function is empty if neither KNOT_ZONE_DEBUG nor KNOT_RRSET_DEBUG
+ * is defined.
+ *
+ * \param rrset RRSet to dump.
+ * \param loaded_zone Set to <> 0 if the RRSet is part of a zone loaded into
+ *                    the server. Set to 0 otherwise.
+ */
+void knot_rrset_dump(const knot_rrset_t *rrset, char loaded_zone);
+
+/*!
+ * \brief Dumps zone node.
+ *
+ * This function is empty if neither KNOT_ZONE_DEBUG nor KNOT_NODE_DEBUG
+ * is defined.
+ *
+ * \param node Node to dump.
+ * \param loaded_zone Set to <> 0 if the node is part of a zone loaded into
+ *                    the server. Set to 0 otherwise.
+ */
+void knot_node_dump(knot_node_t *node, void *loaded_zone);
+
+/*!
+ * \brief Dumps the whole zone.
+ *
+ * This function is empty if KNOT_ZONE_DEBUG is not defined.
+ *
+ * \param zone Zone to dump.
+ * \param loaded_zone Set to <> 0 if the node is part of a zone loaded into
+ *                    the server. Set to 0 otherwise.
+ */
+void knot_zone_contents_dump(knot_zone_contents_t *zone, char loaded_zone);
+
+/******************************************************************************/
+
+#ifdef KNOT_NS_DEBUG
+
+/* Brief messages. */
+#ifdef DEBUG_ENABLE_BRIEF
+#define dbg_ns(msg...) fprintf(stderr, msg)
+#define dbg_ns_hex(data, len)  hex_print((data), (len))
+#define dbg_ns_exec(cmds) do { cmds } while (0)
+#else
+#define dbg_ns(msg...)
+#define dbg_ns_hex(data, len)
+#define dbg_ns_exec(cmds)
+#endif
+
+/* Verbose messages. */
+#ifdef DEBUG_ENABLE_VERBOSE
+#define dbg_ns_verb(msg...) fprintf(stderr, msg)
+#define dbg_ns_hex_verb(data, len)  hex_print((data), (len))
+#define dbg_ns_exec_verb(cmds) do { cmds } while (0)
+#else
+#define dbg_ns_verb(msg...)
+#define dbg_ns_hex_verb(data, len)
+#define dbg_ns_exec_verb(cmds)
+#endif
+
+/* Detail messages. */
+#ifdef DEBUG_ENABLE_DETAILS
+#define dbg_ns_detail(msg...) fprintf(stderr, msg)
+#define dbg_ns_hex_detail(data, len)  hex_print((data), (len))
+#define dbg_ns_exec_detail(cmds) do { cmds } while (0)
+#else
+#define dbg_ns_detail(msg...)
+#define dbg_ns_hex_detail(data, len)
+#define dbg_ns_exec_detail(cmds)
+#endif
+
+/* No messages. */
+#else
+#define dbg_ns(msg...)
+#define dbg_ns_hex(data, len)
+#define dbg_ns_exec(cmds)
+#define dbg_ns_verb(msg...)
+#define dbg_ns_hex_verb(data, len)
+#define dbg_ns_exec_verb(cmds)
+#define dbg_ns_detail(msg...)
+#define dbg_ns_hex_detail(data, len)
+#define dbg_ns_exec_detail(cmds)
+#endif
+
+/******************************************************************************/
+
+#ifdef KNOT_DNAME_DEBUG
+
+/* Brief messages. */
+#ifdef DEBUG_ENABLE_BRIEF
+#define dbg_dname(msg...) fprintf(stderr, msg)
+#define dbg_dname_hex(data, len)  hex_print((data), (len))
+#define dbg_dname_exec(cmds) do { cmds } while (0)
+#else
+#define dbg_dname(msg...)
+#define dbg_dname_hex(data, len)
+#define dbg_dname_exec(cmds)
+#endif
+
+/* Verbose messages. */
+#ifdef DEBUG_ENABLE_VERBOSE
+#define dbg_dname_verb(msg...) fprintf(stderr, msg)
+#define dbg_dname_hex_verb(data, len)  hex_print((data), (len))
+#define dbg_dname_exec_verb(cmds) do { cmds } while (0)
+#else
+#define dbg_dname_verb(msg...)
+#define dbg_dname_hex_verb(data, len)
+#define dbg_dname_exec_verb(cmds)
+#endif
+
+/* Detail messages. */
+#ifdef DEBUG_ENABLE_DETAILS
+#define dbg_dname_detail(msg...) fprintf(stderr, msg)
+#define dbg_dname_hex_detail(data, len)  hex_print((data), (len))
+#define dbg_dname_exec_detail(cmds) do { cmds } while (0)
+#else
+#define dbg_dname_detail(msg...)
+#define dbg_dname_hex_detail(data, len)
+#define dbg_dname_exec_detail(cmds)
+#endif
+
+/* No messages. */
+#else
+#define dbg_dname(msg...)
+#define dbg_dname_hex(data, len)
+#define dbg_dname_exec(cmds)
+#define dbg_dname_verb(msg...)
+#define dbg_dname_hex_verb(data, len)
+#define dbg_dname_exec_verb(cmds)
+#define dbg_dname_detail(msg...)
+#define dbg_dname_hex_detail(data, len)
+#define dbg_dname_exec_detail(cmds)
+#endif
+
+/******************************************************************************/
+
+#ifdef KNOT_NODE_DEBUG
+
+/* Brief messages. */
+#ifdef DEBUG_ENABLE_BRIEF
+#define dbg_node(msg...) fprintf(stderr, msg)
+#define dbg_node_hex(data, len)  hex_print((data), (len))
+#else
+#define dbg_node(msg...)
+#define dbg_node_hex(data, len)
+#endif
+
+/* Verbose messages. */
+#ifdef DEBUG_ENABLE_VERBOSE
+#define dbg_node_verb(msg...) fprintf(stderr, msg)
+#define dbg_node_hex_verb(data, len)  hex_print((data), (len))
+#else
+#define dbg_node_verb(msg...)
+#define dbg_node_hex_verb(data, len)
+#endif
+
+/* Detail messages. */
+#ifdef DEBUG_ENABLE_DETAILS
+#define dbg_node_detail(msg...) fprintf(stderr, msg)
+#define dbg_node_hex_detail(data, len)  hex_print((data), (len))
+#else
+#define dbg_node_detail(msg...)
+#define dbg_node_hex_detail(data, len)
+#endif
+
+/* No messages. */
+#else
+#define dbg_node(msg...)
+#define dbg_node_hex(data, len)
+#define dbg_node_verb(msg...)
+#define dbg_node_hex_verb(data, len)
+#define dbg_node_detail(msg...)
+#define dbg_node_hex_detail(data, len)
+#endif
+
+/******************************************************************************/
+
+#ifdef KNOT_ZONE_DEBUG
+
+/* Brief messages. */
+#ifdef DEBUG_ENABLE_BRIEF
+#define dbg_zone(msg...) fprintf(stderr, msg)
+#define dbg_zone_hex(data, len)  hex_print((data), (len))
+#define dbg_zone_exec(cmds) do { cmds } while (0)
+#else
+#define dbg_zone(msg...)
+#define dbg_zone_hex(data, len)
+#define dbg_zone_exec(cmds)
+#endif
+
+/* Verbose messages. */
+#ifdef DEBUG_ENABLE_VERBOSE
+#define dbg_zone_verb(msg...) fprintf(stderr, msg)
+#define dbg_zone_hex_verb(data, len)  hex_print((data), (len))
+#define dbg_zone_exec_verb(cmds) do { cmds } while (0)
+#else
+#define dbg_zone_verb(msg...)
+#define dbg_zone_hex_verb(data, len)
+#define dbg_zone_exec_verb(cmds)
+#endif
+
+/* Detail messages. */
+#ifdef DEBUG_ENABLE_DETAILS
+#define dbg_zone_detail(msg...) fprintf(stderr, msg)
+#define dbg_zone_hex_detail(data, len)  hex_print((data), (len))
+#define dbg_zone_exec_detail(cmds) do { cmds } while (0)
+#else
+#define dbg_zone_detail(msg...)
+#define dbg_zone_hex_detail(data, len)
+#define dbg_zone_exec_detail(cmds)
+#endif
+
+/* No messages. */
+#else
+#define dbg_zone(msg...)
+#define dbg_zone_hex(data, len)
+#define dbg_zone_exec(cmds)
+#define dbg_zone_verb(msg...)
+#define dbg_zone_hex_verb(data, len)
+#define dbg_zone_exec_verb(cmds)
+#define dbg_zone_detail(msg...)
+#define dbg_zone_hex_detail(data, len)
+#define dbg_zone_exec_detail(cmds)
+#endif
+
+/******************************************************************************/
+
+#ifdef KNOT_ZONEDB_DEBUG
+
+/* Brief messages. */
+#ifdef DEBUG_ENABLE_BRIEF
+#define dbg_zonedb(msg...) fprintf(stderr, msg)
+#define dbg_zonedb_hex(data, len)  hex_print((data), (len))
+#define dbg_zonedb_exec(cmds) do { cmds } while (0)
+#else
+#define dbg_zonedb(msg...)
+#define dbg_zonedb_hex(data, len)
+#define dbg_zonedb_exec(cmds)
+#endif
+
+/* Verbose messages. */
+#ifdef DEBUG_ENABLE_VERBOSE
+#define dbg_zonedb_verb(msg...) fprintf(stderr, msg)
+#define dbg_zonedb_hex_verb(data, len)  hex_print((data), (len))
+#define dbg_zonedb_exec_verb(cmds) do { cmds } while (0)
+#else
+#define dbg_zonedb_verb(msg...)
+#define dbg_zonedb_hex_verb(data, len)
+#define dbg_zonedb_exec_verb(cmds)
+#endif
+
+/* Detail messages. */
+#ifdef DEBUG_ENABLE_DETAILS
+#define dbg_zonedb_detail(msg...) fprintf(stderr, msg)
+#define dbg_zonedb_hex_detail(data, len)  hex_print((data), (len))
+#define dbg_zonedb_exec_detail(cmds) do { cmds } while (0)
+#else
+#define dbg_zonedb_detail(msg...)
+#define dbg_zonedb_hex_detail(data, len)
+#define dbg_zonedb_exec_detail(cmds)
+#endif
+
+/* No messages. */
+#else
+#define dbg_zonedb(msg...)
+#define dbg_zonedb_hex(data, len)
+#define dbg_zonedb_exec(cmds)
+#define dbg_zonedb_verb(msg...)
+#define dbg_zonedb_hex_verb(data, len)
+#define dbg_zonedb_exec_verb(cmds)
+#define dbg_zonedb_detail(msg...)
+#define dbg_zonedb_hex_detail(data, len)
+#define dbg_zonedb_exec_detail(cmds)
+#endif
+
+/******************************************************************************/
+
+#ifdef KNOT_RESPONSE_DEBUG
+
+/* Brief messages. */
+#ifdef DEBUG_ENABLE_BRIEF
+#define dbg_response(msg...) fprintf(stderr, msg)
+#define dbg_response_hex(data, len)  hex_print((data), (len))
+#define dbg_response_exec(cmds) do { cmds } while (0)
+#else
+#define dbg_response(msg...)
+#define dbg_response_hex(data, len)
+#define dbg_response_exec(cmds)
+#endif
+
+/* Verbose messages. */
+#ifdef DEBUG_ENABLE_VERBOSE
+#define dbg_response_verb(msg...) fprintf(stderr, msg)
+#define dbg_response_hex_verb(data, len)  hex_print((data), (len))
+#define dbg_response_exec_verb(cmds) do { cmds } while (0)
+#else
+#define dbg_response_verb(msg...)
+#define dbg_response_hex_verb(data, len)
+#define dbg_response_exec_verb(cmds)
+#endif
+
+/* Detail messages. */
+#ifdef DEBUG_ENABLE_DETAILS
+#define dbg_response_detail(msg...) fprintf(stderr, msg)
+#define dbg_response_hex_detail(data, len)  hex_print((data), (len))
+#define dbg_response_exec_detail(cmds) do { cmds } while (0)
+#else
+#define dbg_response_detail(msg...)
+#define dbg_response_hex_detail(data, len)
+#define dbg_response_exec_detail(cmds)
+#endif
+
+/* No messages. */
+#else
+#define dbg_response(msg...)
+#define dbg_response_hex(data, len)
+#define dbg_response_exec(cmds)
+#define dbg_response_verb(msg...)
+#define dbg_response_hex_verb(data, len)
+#define dbg_response_exec_verb(cmds)
+#define dbg_response_detail(msg...)
+#define dbg_response_hex_detail(data, len)
+#define dbg_response_exec_detail(cmds)
+#endif
+
+/******************************************************************************/
+
+#ifdef KNOT_PACKET_DEBUG
+
+/* Brief messages. */
+#ifdef DEBUG_ENABLE_BRIEF
+#define dbg_packet(msg...) fprintf(stderr, msg)
+#define dbg_packet_hex(data, len)  hex_print((data), (len))
+#define dbg_packet_exec(cmds) do { cmds } while (0)
+#else
+#define dbg_packet(msg...)
+#define dbg_packet_hex(data, len)
+#define dbg_packet_exec(cmds)
+#endif
+
+/* Verbose messages. */
+#ifdef DEBUG_ENABLE_VERBOSE
+#define dbg_packet_verb(msg...) fprintf(stderr, msg)
+#define dbg_packet_hex_verb(data, len)  hex_print((data), (len))
+#define dbg_packet_exec_verb(cmds) do { cmds } while (0)
+#else
+#define dbg_packet_verb(msg...)
+#define dbg_packet_hex_verb(data, len)
+#define dbg_packet_exec_verb(cmds)
+#endif
+
+/* Detail messages. */
+#ifdef DEBUG_ENABLE_DETAILS
+#define dbg_packet_detail(msg...) fprintf(stderr, msg)
+#define dbg_packet_hex_detail(data, len)  hex_print((data), (len))
+#define dbg_packet_exec_detail(cmds) do { cmds } while (0)
+#else
+#define dbg_packet_detail(msg...)
+#define dbg_packet_hex_detail(data, len)
+#define dbg_packet_exec_detail(cmds)
+#endif
+
+/* No messages. */
+#else
+#define dbg_packet(msg...)
+#define dbg_packet_hex(data, len)
+#define dbg_packet_exec(cmds)
+#define dbg_packet_verb(msg...)
+#define dbg_packet_hex_verb(data, len)
+#define dbg_packet_exec_verb(cmds)
+#define dbg_packet_detail(msg...)
+#define dbg_packet_hex_detail(data, len)
+#define dbg_packet_exec_detail(cmds)
+#endif
+
+/******************************************************************************/
+
+#ifdef KNOT_EDNS_DEBUG
+
+/* Brief messages. */
+#ifdef DEBUG_ENABLE_BRIEF
+#define dbg_edns(msg...) fprintf(stderr, msg)
+#define dbg_edns_hex(data, len)  hex_print((data), (len))
+#else
+#define dbg_edns(msg...)
+#define dbg_edns_hex(data, len)
+#endif
+
+/* Verbose messages. */
+#ifdef DEBUG_ENABLE_VERBOSE
+#define dbg_edns_verb(msg...) fprintf(stderr, msg)
+#define dbg_edns_hex_verb(data, len)  hex_print((data), (len))
+#else
+#define dbg_edns_verb(msg...)
+#define dbg_edns_hex_verb(data, len)
+#endif
+
+/* Detail messages. */
+#ifdef DEBUG_ENABLE_DETAILS
+#define dbg_edns_detail(msg...) fprintf(stderr, msg)
+#define dbg_edns_hex_detail(data, len)  hex_print((data), (len))
+#else
+#define dbg_edns_detail(msg...)
+#define dbg_edns_hex_detail(data, len)
+#endif
+
+/* No messages. */
+#else
+#define dbg_edns(msg...)
+#define dbg_edns_hex(data, len)
+#define dbg_edns_verb(msg...)
+#define dbg_edns_hex_verb(data, len)
+#define dbg_edns_detail(msg...)
+#define dbg_edns_hex_detail(data, len)
+#endif
+
+/******************************************************************************/
+
+#ifdef KNOT_NSEC3_DEBUG
+
+/* Brief messages. */
+#ifdef DEBUG_ENABLE_BRIEF
+#define dbg_nsec3(msg...) fprintf(stderr, msg)
+#define dbg_nsec3_hex(data, len)  hex_print((data), (len))
+#else
+#define dbg_nsec3(msg...)
+#define dbg_nsec3_hex(data, len)
+#endif
+
+/* Verbose messages. */
+#ifdef DEBUG_ENABLE_VERBOSE
+#define dbg_nsec3_verb(msg...) fprintf(stderr, msg)
+#define dbg_nsec3_hex_verb(data, len)  hex_print((data), (len))
+#else
+#define dbg_nsec3_verb(msg...)
+#define dbg_nsec3_hex_verb(data, len)
+#endif
+
+/* Detail messages. */
+#ifdef DEBUG_ENABLE_DETAILS
+#define dbg_nsec3_detail(msg...) fprintf(stderr, msg)
+#define dbg_nsec3_hex_detail(data, len)  hex_print((data), (len))
+#else
+#define dbg_nsec3_detail(msg...)
+#define dbg_nsec3_hex_detail(data, len)
+#endif
+
+/* No messages. */
+#else
+#define dbg_nsec3(msg...)
+#define dbg_nsec3_hex(data, len)
+#define dbg_nsec3_verb(msg...)
+#define dbg_nsec3_hex_verb(data, len)
+#define dbg_nsec3_detail(msg...)
+#define dbg_nsec3_hex_detail(data, len)
+#endif
+
+/******************************************************************************/
+
+#ifdef CUCKOO_DEBUG
+
+/* Brief messages. */
+#ifdef DEBUG_ENABLE_BRIEF
+#define dbg_ck(msg...) fprintf(stderr, msg)
+#define dbg_ck_hex(data, len)  hex_print((data), (len))
+#else
+#define dbg_ck(msg...)
+#define dbg_ck_hex(data, len)
+#endif
+
+/* Verbose messages. */
+#ifdef DEBUG_ENABLE_VERBOSE
+#define dbg_ck_verb(msg...) fprintf(stderr, msg)
+#define dbg_ck_hex_verb(data, len)  hex_print((data), (len))
+#else
+#define dbg_ck_verb(msg...)
+#define dbg_ck_hex_verb(data, len)
+#endif
+
+/* Detail messages. */
+#ifdef DEBUG_ENABLE_DETAILS
+#define dbg_ck_detail(msg...) fprintf(stderr, msg)
+#define dbg_ck_hex_detail(data, len)  hex_print((data), (len))
+#else
+#define dbg_ck_detail(msg...)
+#define dbg_ck_hex_detail(data, len)
+#endif
+
+/* No messages. */
+#else
+#define dbg_ck(msg...)
+#define dbg_ck_hex(data, len)
+#define dbg_ck_verb(msg...)
+#define dbg_ck_hex_verb(data, len)
+#define dbg_ck_detail(msg...)
+#define dbg_ck_hex_detail(data, len)
+#endif
+
+/******************************************************************************/
+
+#ifdef CUCKOO_DEBUG_HASH
+
+/* Brief messages. */
+#ifdef DEBUG_ENABLE_BRIEF
+#define dbg_ck_hash(msg...) fprintf(stderr, msg)
+#define dbg_ck_rehash(msg...) fprintf(stderr, msg)
+#define dbg_ck_hash_hex(data, len)  hex_print((data), (len))
+#else
+#define dbg_ck_hash(msg...)
+#define dbg_ck_rehash(msg...)
+#define dbg_ck_hash_hex(data, len)
+#endif
+
+/* Verbose messages. */
+#ifdef DEBUG_ENABLE_VERBOSE
+#define dbg_ck_hash_verb(msg...) fprintf(stderr, msg)
+#define dbg_ck_hash_hex_verb(data, len)  hex_print((data), (len))
+#else
+#define dbg_ck_hash_verb(msg...)
+#define dbg_ck_hash_hex_verb(data, len)
+#endif
+
+/* Detail messages. */
+#ifdef DEBUG_ENABLE_DETAILS
+#define dbg_ck_hash_detail(msg...) fprintf(stderr, msg)
+#define dbg_ck_hash_hex_detail(data, len)  hex_print((data), (len))
+#else
+#define dbg_ck_hash_detail(msg...)
+#define dbg_ck_hash_hex_detail(data, len)
+#endif
+
+/* No messages. */
+#else
+#define dbg_ck_hash(msg...)
+#define dbg_ck_rehash(msg...)
+#define dbg_ck_hash_hex(data, len)
+#define dbg_ck_hash_verb(msg...)
+#define dbg_ck_hash_hex_verb(data, len)
+#define dbg_ck_hash_detail(msg...)
+#define dbg_ck_hash_hex_detail(data, len)
+#endif
+
+/******************************************************************************/
+
+#ifdef KNOT_XFRIN_DEBUG
+
+/* Brief messages. */
+#ifdef DEBUG_ENABLE_BRIEF
+#define dbg_xfrin(msg...) fprintf(stderr, msg)
+#define dbg_xfrin_hex(data, len)  hex_print((data), (len))
+#define dbg_xfrin_exec(cmds) do { cmds } while (0)
+#else
+#define dbg_xfrin(msg...)
+#define dbg_xfrin_hex(data, len)
+#define dbg_xfrin_exec(cmds)
+#endif
+
+/* Verbose messages. */
+#ifdef DEBUG_ENABLE_VERBOSE
+#define dbg_xfrin_verb(msg...) fprintf(stderr, msg)
+#define dbg_xfrin_hex_verb(data, len)  hex_print((data), (len))
+#define dbg_xfrin_exec_verb(cmds) do { cmds } while (0)
+#else
+#define dbg_xfrin_verb(msg...)
+#define dbg_xfrin_hex_verb(data, len)
+#define dbg_xfrin_exec_verb(cmds)
+#endif
+
+/* Detail messages. */
+#ifdef DEBUG_ENABLE_DETAILS
+#define dbg_xfrin_detail(msg...) fprintf(stderr, msg)
+#define dbg_xfrin_hex_detail(data, len)  hex_print((data), (len))
+#define dbg_xfrin_exec_detail(cmds) do { cmds } while (0)
+#else
+#define dbg_xfrin_detail(msg...)
+#define dbg_xfrin_hex_detail(data, len)
+#define dbg_xfrin_exec_detail(cmds)
+#endif
+
+/* No messages. */
+#else
+#define dbg_xfrin(msg...)
+#define dbg_xfrin_hex(data, len)
+#define dbg_xfrin_exec(cmds)
+#define dbg_xfrin_verb(msg...)
+#define dbg_xfrin_hex_verb(data, len)
+#define dbg_xfrin_exec_verb(cmds)
+#define dbg_xfrin_detail(msg...)
+#define dbg_xfrin_hex_detail(data, len)
+#define dbg_xfrin_exec_detail(cmds)
+#endif
+
+/******************************************************************************/
+
+#ifdef KNOT_DDNS_DEBUG
+
+/* Brief messages. */
+#ifdef DEBUG_ENABLE_BRIEF
+#define dbg_ddns(msg...) fprintf(stderr, msg)
+#define dbg_ddns_hex(data, len)  hex_print((data), (len))
+#else
+#define dbg_ddns(msg...)
+#define dbg_ddns_hex(data, len)
+#endif
+
+/* Verbose messages. */
+#ifdef DEBUG_ENABLE_VERBOSE
+#define dbg_ddns_verb(msg...) fprintf(stderr, msg)
+#define dbg_ddns_hex_verb(data, len)  hex_print((data), (len))
+#else
+#define dbg_ddns_verb(msg...)
+#define dbg_ddns_hex_verb(data, len)
+#endif
+
+/* Detail messages. */
+#ifdef DEBUG_ENABLE_DETAILS
+#define dbg_ddns_detail(msg...) fprintf(stderr, msg)
+#define dbg_ddns_hex_detail(data, len)  hex_print((data), (len))
+#else
+#define dbg_ddns_detail(msg...)
+#define dbg_ddns_hex_detail(data, len)
+#endif
+
+/* No messages. */
+#else
+#define dbg_ddns(msg...)
+#define dbg_ddns_hex(data, len)
+#define dbg_ddns_verb(msg...)
+#define dbg_ddns_hex_verb(data, len)
+#define dbg_ddns_detail(msg...)
+#define dbg_ddns_hex_detail(data, len)
+#endif
+
+#ifdef KNOT_TSIG_DEBUG
+
+/* Brief messages. */
+#ifdef DEBUG_ENABLE_BRIEF
+#define dbg_tsig(msg...) fprintf(stderr, msg)
+#define dbg_tsig_hex(data, len)  hex_print((const char*)(data), (len))
+#else
+#define dbg_tsig(msg...)
+#define dbg_tsig_hex(data, len)
+#endif
+
+/* Verbose messages. */
+#ifdef DEBUG_ENABLE_VERBOSE
+#define dbg_tsig_verb(msg...) fprintf(stderr, msg)
+#define dbg_tsig_hex_verb(data, len)  hex_print((const char*)(data), (len))
+#else
+#define dbg_tsig_verb(msg...)
+#define dbg_tsig_hex_verb(data, len)
+#endif
+
+/* Detail messages. */
+#ifdef DEBUG_ENABLE_DETAILS
+#define dbg_tsig_detail(msg...) fprintf(stderr, msg)
+#define dbg_tsig_hex_detail(data, len)  hex_print((const char*)(data), (len))
+#else
+#define dbg_tsig_detail(msg...)
+#define dbg_tsig_hex_detail(data, len)
+#endif
+
+/* No messages. */
+#else
+#define dbg_tsig(msg...)
+#define dbg_tsig_hex(data, len)
+#define dbg_tsig_verb(msg...)
+#define dbg_tsig_hex_verb(data, len)
+#define dbg_tsig_detail(msg...)
+#define dbg_tsig_hex_detail(data, len)
+#endif
+
+/******************************************************************************/
+
+#endif /* _KNOT_DEBUG_H_ */
+
+/*! @} */