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Diffstat (limited to '')
| -rw-r--r-- | src/utils/common/exec.h | 137 |
1 files changed, 137 insertions, 0 deletions
diff --git a/src/utils/common/exec.h b/src/utils/common/exec.h new file mode 100644 index 0000000..359926c --- /dev/null +++ b/src/utils/common/exec.h @@ -0,0 +1,137 @@ +/* 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/>. + */ + +#pragma once + +#include <time.h> + +#include "utils/common/netio.h" +#include "utils/common/params.h" +#include "libknot/libknot.h" +#include "contrib/json.h" + +/*! + * \brief Allocates empty packet and sets packet size and random id. + * + * \param max_size Maximal packet size. + * + * \retval packet if success. + * \retval NULL if error. + */ +knot_pkt_t *create_empty_packet(const uint16_t max_size); + +/*! + * \brief Prints information header for transfer. + * + * \param packet Parsed packet. + * \param style Style of the output. + */ +void print_header_xfr(const knot_pkt_t *packet, const style_t *style); + +/*! + * \brief Prints answer section for 1 transfer message. + * + * \param packet Response packet. + * \param style Style of the output. + */ +void print_data_xfr(const knot_pkt_t *packet, const style_t *style); + +/*! + * \brief Prints trailing statistics for transfer. + * + * \param total_len Total reply size (all messages). + * \param msg_count Number of messages. + * \param rr_count Total number of answer records. + * \param net Connection information. + * \param elapsed Total elapsed time. + * \param exec_time Time of the packet creation. + * \param style Style of the output. + */ +void print_footer_xfr(const size_t total_len, + const size_t msg_count, + const size_t rr_count, + const net_t *net, + const float elapsed, + const time_t exec_time, + const style_t *style); + +/*! + * \brief Prints initial JSON part of XFR output. + * + * \param query Query packet. + * \param exec_time Time of the packet creation. + * \param style Style of the output. + * + * \retval JSON witter if success. + * \retval NULL if error. + */ +jsonw_t *print_header_xfr_json(const knot_pkt_t *query, + const time_t exec_time, + const style_t *style); + +/*! + * \brief Prints one XFR reply packet in JSON. + * + * \param w JSON writter. + * \param reply Reply packet (possibly one of many). + * \param exec_time Time of the packet creation. + */ +void print_data_xfr_json(jsonw_t *w, + const knot_pkt_t *reply, + const time_t exec_time); + +/*! + * \brief Prints trailing JSON part of XFR output. + * + * \param w JSON writter. + * \param style Style of the output. + */ +void print_footer_xfr_json(jsonw_t **w, + const style_t *style); + +/*! + * \brief Prints one or query/reply pair of DNS packets in JSON format. + * + * \param query Query DNS packet. + * \param reply Reply DNS packet. + * \param net Connection information. + * \param exec_time Time of the packet creation. + * \param style Style of the output. + */ +void print_packets_json(const knot_pkt_t *query, + const knot_pkt_t *reply, + const net_t *net, + const time_t exec_time, + const style_t *style); + +/*! + * \brief Prints one DNS packet. + * + * \param packet DNS packet. + * \param net Connection information. + * \param size Original packet wire size. + * \param elapsed Total elapsed time. + * \param exec_time Time of the packet creation. + * \param incoming Indicates if the packet is input. + * \param style Style of the output. + */ +void print_packet(const knot_pkt_t *packet, + const net_t *net, + const size_t size, + const float elapsed, + const time_t exec_time, + const bool incoming, + const style_t *style); |