From f449f278dd3c70e479a035f50a9bb817a9b433ba Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 17:24:08 +0200 Subject: Adding upstream version 3.2.6. Signed-off-by: Daniel Baumann --- src/knot/query/query.h | 66 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 66 insertions(+) create mode 100644 src/knot/query/query.h (limited to 'src/knot/query/query.h') diff --git a/src/knot/query/query.h b/src/knot/query/query.h new file mode 100644 index 0000000..fbf437d --- /dev/null +++ b/src/knot/query/query.h @@ -0,0 +1,66 @@ +/* Copyright (C) 2022 CZ.NIC, z.s.p.o. + + 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 . + */ + +#pragma once + +#include "knot/conf/conf.h" +#include "knot/nameserver/log.h" +#include "libknot/packet/pkt.h" + +/*! + * \brief EDNS data. + */ +typedef struct { + uint16_t max_payload; + bool do_flag; + bool expire_option; +} query_edns_data_t; + +typedef enum { + QUERY_EDNS_OPT_DO = 1 << 0, + QUERY_EDNS_OPT_EXPIRE = 1 << 1, +} query_edns_opt_t; + +/*! + * \brief Initialize new packet. + * + * Clear the packet and generate random transaction ID. + * + * \param pkt Packet to initialize. + */ +void query_init_pkt(knot_pkt_t *pkt); + +/*! + * \brief Initialize EDNS parameters from server configuration. + * + * \param[in] conf Server configuration. + * \param[in] remote_family Address family for remote host. + * \param[in] opts EDNS options. + * + * \return EDNS parameters. + */ +query_edns_data_t query_edns_data_init(conf_t *conf, int remote_family, + query_edns_opt_t opts); + +/*! + * \brief Append EDNS into the packet. + * + * \param pkt Packet to add EDNS into. + * \param edns EDNS data. + * + * \return KNOT_E* + */ +int query_put_edns(knot_pkt_t *pkt, const query_edns_data_t *edns); -- cgit v1.2.3