94 lines
3.0 KiB
C
94 lines
3.0 KiB
C
/**
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* Parsing commandline options and channel list
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*
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* @author Steffen Vogel <info@steffenvogel.de>
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* @copyright Copyright (c) 2011, The volkszaehler.org project
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* @package vzlogger
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* @license http://opensource.org/licenses/gpl-license.php GNU Public License
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*/
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/*
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* This file is part of volkzaehler.org
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*
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* volkzaehler.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* any later version.
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*
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* volkzaehler.org is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with volkszaehler.org. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef _CONFIG_H_
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#define _CONFIG_H_
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#include <json/json.h>
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#include "meter.h"
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#include "list.h"
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#include "options.h"
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/**
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* General options from CLI
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*/
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typedef struct {
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char *config; /* filename of configuration */
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char *log; /* filename for logging */
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FILE *logfd;
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int port; /* TCP port for local interface */
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int verbosity; /* verbosity level */
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int comet_timeout; /* in seconds; */
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int buffer_length; /* in seconds; how long to buffer readings for local interfalce */
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int retry_pause; /* in seconds; how long to pause after an unsuccessful HTTP request */
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/* boolean bitfields, padding at the end of struct */
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int channel_index:1; /* give a index of all available channels via local interface */
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int daemon:1; /* run in background */
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int foreground:1; /* dont fork in background */
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int local:1; /* enable local interface */
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int logging:1; /* start logging threads, depends on local & daemon */
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} config_options_t;
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/* forward declarartions */
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struct map;
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struct channel;
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/**
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* Reads key, value and type from JSON object
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*
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* @param jso the JSON object
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* @param key the key of the option
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* @param option a pointer to a uninitialized option_t structure
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* @return 0 on succes, <0 on error
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*/
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int option_init(struct json_object *jso, char *key, option_t *option);
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/**
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* Validate UUID
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* Match against something like: '550e8400-e29b-11d4-a716-446655440000'
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*
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* @param const char *uuid a string containing to uuid
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* @return int non-zero on success
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*/
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int config_validate_uuid(const char *uuid);
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/**
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* Parse JSON formatted configuration file
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*
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* @param const char *filename the path of the configuration file
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* @param list_t *mappings a pointer to a list, where new channel<->meter mappings should be stored
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* @param config_options_t *options a pointer to a structure of global configuration options
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* @return int non-zero on success
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*/
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int config_parse(const char *filename, list_t *mappings, config_options_t *options);
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struct channel * config_parse_channel(struct json_object *jso, meter_protocol_t protocol);
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struct map * config_parse_meter(struct json_object *jso);
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#endif /* _CONFIG_H_ */
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