25 lines
650 B
C
25 lines
650 B
C
/* Copyright (C) CZ.NIC, z.s.p.o. <knot-resolver@labs.nic.cz>
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* SPDX-License-Identifier: GPL-3.0-or-later
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*/
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#pragma once
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#include "lib/layer.h"
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#include "lib/rplan.h"
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/* Packet classification. */
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enum {
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PKT_NOERROR = 1 << 0, /* Positive response */
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PKT_NODATA = 1 << 1, /* No data response */
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PKT_NXDOMAIN = 1 << 2, /* Negative response */
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PKT_REFUSED = 1 << 3, /* Refused response */
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PKT_ERROR = 1 << 4 /* Bad message */
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};
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/** Classify response by type. */
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KR_EXPORT
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int kr_response_classify(const knot_pkt_t *pkt);
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/** Make next iterative query. */
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KR_EXPORT
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int kr_make_query(struct kr_query *query, knot_pkt_t *pkt);
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