/* 
 * Copyright (c) 2010, Sangoma Technologies
 * Moises Silva <moy@sangoma.com>
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 
 * * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 * 
 * * Redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in the
 * documentation and/or other materials provided with the distribution.
 * 
 * * Neither the name of the original author; nor the names of any contributors
 * may be used to endorse or promote products derived from this software
 * without specific prior written permission.
 * 
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER
 * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 * 
 * 
 * Contributors:
 * David Yat Sin <dyatsin@sangoma.com>
 * 
 */

/*! \brief opaque cpu stats structure */
struct ftdm_cpu_monitor_stats;

/*! 
 * \brief create a new cpu monitor
 * \return profile timer structure previously created with new_profile_timer, NULL on error
 */
FT_DECLARE(struct ftdm_cpu_monitor_stats*) ftdm_new_cpu_monitor(void);

/*! 
 * \brief Deletes cpu_monitor
 */
FT_DECLARE(void) ftdm_delete_cpu_monitor(struct ftdm_cpu_monitor_stats *p);

/*! 
 * \brief provides the percentage of idle system time
 * \param p cpu_stats structure previously created with ftdm_new_cpu_monitor
 * \param pointer to store the percentage of idle time
 * \return -1 on error 0 for success
 */
FT_DECLARE(ftdm_status_t) ftdm_cpu_get_system_idle_time (struct ftdm_cpu_monitor_stats *p, double *idle_percentage);





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