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+/* Copyright (C) 2018 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/>.
+*/
+
+#pragma once
+
+#include "utils/knotc/commands.h"
+
+/*! Utility command line parameters. */
+typedef struct {
+ const char *config;
+ const char *confdb;
+ size_t max_conf_size;
+ const char *socket;
+ bool verbose;
+ bool force;
+ int timeout;
+} params_t;
+
+/*!
+ * Prepares a proper configuration according to the specified command.
+ *
+ * \param[in] desc Utility command descriptor.
+ * \param[in] params Utility parameters.
+ *
+ * \return Error code, KNOT_EOK if successful.
+ */
+int set_config(const cmd_desc_t *desc, params_t *params);
+
+/*!
+ * Estabilishes a control interface if necessary.
+ *
+ * \param[in] ctl Control context.
+ * \param[in] desc Utility command descriptor.
+ * \param[in] params Utility parameters.
+ *
+ * \return Error code, KNOT_EOK if successful.
+ */
+int set_ctl(knot_ctl_t **ctl, const cmd_desc_t *desc, params_t *params);
+
+/*!
+ * Cleans up the control context.
+ *
+ * \param[in] ctl Control context.
+ */
+void unset_ctl(knot_ctl_t *ctl);
+
+/*!
+ * Processes the given utility command.
+ *
+ * \param[in] argc Number of command arguments.
+ * \param[in] argv Command arguments.
+ * \param[in] params Utility parameters.
+ *
+ * \return Error code, KNOT_EOK if successful.
+ */
+int process_cmd(int argc, const char **argv, params_t *params);