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+/* Copyright (C) 2022 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 <https://www.gnu.org/licenses/>.
+ */
+
+/*!
+ * \file
+ *
+ * \brief RRset text dump facility.
+ *
+ * \addtogroup rr
+ * @{
+ */
+
+#pragma once
+
+#include <stdbool.h>
+
+#include "libknot/rrset.h"
+
+/*! \brief Text output settings. */
+typedef struct {
+ /*!< Wrap long records. */
+ bool wrap;
+ /*!< Show class. */
+ bool show_class;
+ /*!< Show TTL. */
+ bool show_ttl;
+ /*!< Print extra information. */
+ bool verbose;
+ /*!< Print RRSIG original TTL instead of rrset TTL. */
+ bool original_ttl;
+ /*!< Show empty TTL value (keep indentation). */
+ bool empty_ttl;
+ /*!< Format TTL as DHMS. */
+ bool human_ttl;
+ /*!< Format timestamp as YYYYMMDDHHmmSS. */
+ bool human_timestamp;
+ /*!< Force generic data representation. */
+ bool generic;
+ /*!< Hide binary parts of RRSIGs and DNSKEYs. */
+ bool hide_crypto;
+ /*!< ASCII string to IDN string transformation callback. */
+ void (*ascii_to_idn)(char **name);
+ /*!< Optional color control sequence which is put before every output line.
+ * Not compatible with wrap. */
+ const char *color;
+ /*!< Time context for correct > 32 bit timestamp conversion. */
+ uint64_t now;
+} knot_dump_style_t;
+
+/*! \brief Default dump style. */
+extern const knot_dump_style_t KNOT_DUMP_STYLE_DEFAULT;
+
+/*!
+ * \brief Dumps rrset header.
+ *
+ * \param rrset RRset to dump.
+ * \param ttl TTL to dump.
+ * \param dst Output buffer.
+ * \param maxlen Output buffer size.
+ * \param style Output style.
+ *
+ * \retval output length if success.
+ * \retval < 0 if error.
+ */
+int knot_rrset_txt_dump_header(const knot_rrset_t *rrset,
+ const uint32_t ttl,
+ char *dst,
+ const size_t maxlen,
+ const knot_dump_style_t *style);
+
+/*!
+ * \brief Dumps rrset data.
+ *
+ * \param rrset RRset to dump.
+ * \param pos Position of the record to dump.
+ * \param dst Output buffer.
+ * \param maxlen Output buffer size.
+ * \param style Output style.
+ *
+ * \retval output length if success.
+ * \retval < 0 if error.
+ */
+int knot_rrset_txt_dump_data(const knot_rrset_t *rrset,
+ const size_t pos,
+ char *dst,
+ const size_t maxlen,
+ const knot_dump_style_t *style);
+
+/*!
+ * \brief Dumps rrset, re-allocates dst to double (4x, 8x, ...) if too small.
+ *
+ * \param rrset RRset to dump.
+ * \param dst Output buffer.
+ * \param dst_size Output buffer size (changed if *dst re-allocated).
+ * \param style Output style.
+ *
+ * \retval output length if success.
+ * \retval < 0 if error.
+ */
+int knot_rrset_txt_dump(const knot_rrset_t *rrset,
+ char **dst,
+ size_t *dst_size,
+ const knot_dump_style_t *style);
+
+/*! @} */