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/*
* Copyright (C) 2012-2013 Red Hat, Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* Authors: Radek Novacek <rnovacek@redhat.com>
*/
#ifndef OPENLMI_H
#define OPENLMI_H
#include <cmpidt.h>
#include <stdbool.h>
typedef struct {
const char *group;
const char *key;
const char *value;
} ConfigEntry;
/**
* This function returns FQDN (fully qualified domain name) of the machine
*
* @note Use this in the SystemName property of all provider created instances.
*
* @return The scoping System's Name.
*/
const char *lmi_get_system_name();
/**
* This function returns system creation class name
*
* @note Use this in the SystemCreationClassName property of all provider
* created instances.
*
* @return The scoping System's Creation class name.
*/
const char *lmi_get_system_creation_class_name();
/**
* Initialize usage base openlmi tools like configuration file access,
* logging etc.
*
* @note You must call this function prior to getting any configuration option
* or usage of logging. lmi_get_system_creation_class_name requires that this
* function will be called first (SystemCreationClassName is read from config).
*
* This function is reentrant and thread safe, but it should be called always
* with same parameters
*
* @param provider Identification of the CIM provider (must be same as name of the
* configuration file)
* @param cb CMPIBroker
* @param provider_config_defaults Array of default config values for given provider
* NULL if there is no provider-specific configuration
*/
void lmi_init(const char *provider, const CMPIBroker *cb,
const ConfigEntry *provider_config_defaults);
/**
* Reads string key out of configration files or default configration options.
*
* @param group Configration group
* @param key Configration key
* @return String value of the key or NULL if group/key is not found
*/
char *lmi_read_config(const char *group, const char *key);
/**
* Reads a boolean value out of configuration files or default configuration
* options.
*
* Values "1", "yes", "true", and "on" are converted to TRUE, others to FALSE
*
* @param group Configration group
* @param key Configration key
* @return Boolean value of the key, false if the key is not in the
* configuration files neither in default options.
*/
bool lmi_read_config_boolean(const char *group, const char *key);
/**
* To use standard CIMOM logging facility, broker must be assigned. Without
* calling this function, logging will go to stderr.
*
* @deprecated Use lmi_init instead
*
* @param log_id Identification of log messages
* @param cb CMPIBroker
*/
void lmi_init_logging(const char *log_id, const CMPIBroker *cb);
/**
* Get currently set logging level
*
* @return logging level
*/
int lmi_log_level(void);
/**
* Set logging level
*
* @note This method shouldn't be used directly, user setting
* from the configuration file should be honored
*
* @param level new logging level
*/
void lmi_set_log_level(int level);
/**
* Add an instance \p w to the result \p cr.
*
* @param cr CMPIResult where should be the instance added
* @param w instance to add
* @retval true if succeeds
* @retval false if addition fails
*/
#define LMI_ReturnInstance(cr, w) KOkay(__KReturnInstance((cr), &(w).__base))
enum {
_LMI_DEBUG_NONE=0, _LMI_DEBUG_ERROR, _LMI_DEBUG_WARN,
_LMI_DEBUG_INFO, _LMI_DEBUG_DEBUG
};
void _lmi_debug(int level, const char *file, int line, const char *format, ...);
#define lmi_debug(...) _lmi_debug(_LMI_DEBUG_DEBUG, __FILE__, __LINE__, __VA_ARGS__)
#define lmi_info(...) _lmi_debug(_LMI_DEBUG_INFO, __FILE__, __LINE__, __VA_ARGS__)
#define lmi_warn(...) _lmi_debug(_LMI_DEBUG_WARN, __FILE__, __LINE__, __VA_ARGS__)
#define lmi_error(...) _lmi_debug(_LMI_DEBUG_ERROR, __FILE__, __LINE__, __VA_ARGS__)
#endif
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