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/* 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/>.
*/
/*!
* \file dig_params.h
*
* \author Daniel Salzman <daniel.salzman@nic.cz>
*
* \brief dig command line parameters.
*
* \addtogroup knot_utils
* @{
*/
#ifndef _DIG__DIG_PARAMS_H_
#define _DIG__DIG_PARAMS_H_
#include <stdbool.h> // bool
#include "utils/common/params.h" // protocol_t
#include "utils/common/exec.h" // sign_context_t
#define KDIG_VERSION "kdig, version " PACKAGE_VERSION "\n"
/*! \brief Operation mode of dig. */
typedef enum {
/*!< Standard 1-message query/reply. */
OPERATION_QUERY,
/*!< Zone transfer (AXFR or IXFR). */
OPERATION_XFR,
/*!< Query for NS and all authoritative SOA records. */
OPERATION_LIST_SOA
} operation_t;
/*! \brief DNS header and EDNS flags. */
typedef struct {
/*!< Authoritative answer flag. */
bool aa_flag;
/*!< Truncated flag. */
bool tc_flag;
/*!< Recursion desired flag. */
bool rd_flag;
/*!< Recursion available flag. */
bool ra_flag;
/*!< Z flag. */
bool z_flag;
/*!< Authenticated data flag. */
bool ad_flag;
/*!< Checking disabled flag. */
bool cd_flag;
/*!< DNSSEC OK flag. */
bool do_flag;
} flags_t;
/*! \brief Basic parameters for DNS query. */
typedef struct {
/*!< List node (for list container). */
node n;
/*!< Name to query on. */
char *owner;
/*!< List of nameservers to query to. */
list servers;
/*!< Local interface (optional). */
server_t *local;
/*!< Operation mode. */
operation_t operation;
/*!< Version of ip protocol to use. */
ip_t ip;
/*!< Protocol type (TCP, UDP) to use. */
protocol_t protocol;
/*!< Port/service to connect to. */
char *port;
/*!< UDP buffer size (16unsigned + -1 uninitialized). */
int32_t udp_size;
/*!< Number of UDP retries. */
uint32_t retries;
/*!< Wait for network response in seconds (-1 means forever). */
int32_t wait;
/*!< Ignore truncated response. */
bool ignore_tc;
/*!< Stop quering if servfail. */
bool servfail_stop;
/*!< Class number (16unsigned + -1 uninitialized). */
int32_t class_num;
/*!< Type number (16unsigned + -1 uninitialized). */
int32_t type_num;
/*!< SOA serial for XFR. */
uint32_t xfr_serial;
/*!< Header flags. */
flags_t flags;
/*!< Output settings. */
style_t style;
/*!< Query for NSID. */
bool nsid;
/*!< Key parameters. */
knot_key_params_t key_params;
/*!< Context for operations with signatures. */
sign_context_t sign_ctx;
} query_t;
/*! \brief Settings for dig. */
typedef struct {
/*!< Stop processing - just pring help, version,... */
bool stop;
/*!< List of DNS queries to process. */
list queries;
/*!< Default settings for queries. */
query_t *config;
} dig_params_t;
query_t* query_create(const char *owner, const query_t *config);
void query_free(query_t *query);
void complete_queries(list *queries, const query_t *conf);
int dig_init(dig_params_t *params);
int dig_parse(dig_params_t *params, int argc, char *argv[]);
void dig_clean(dig_params_t *params);
#endif // _DIG__DIG_PARAMS_H_
/*! @} */
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