// Copyright(c) 2018-2019, Intel Corporation

//

// 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 Intel Corporation  nor the names of its 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.

#ifdef HAVE_CONFIG_H

#include <config.h>

#endif // HAVE_CONFIG_H

#include "device_monitoring.h"

#include "logging.h"

#ifdef LOG

#undef LOG

#endif

#define LOG(format, ...) \

log_printf("device_monitoring: " format, ##__VA_ARGS__)

bool mon_has_error_occurred(fpgad_monitored_device *d, void *err)

{

	unsigned i;

	for (i = 0 ; i < d->num_error_occurrences ; ++i) {

		if (err == d->error_occurrences[i])

			return true;

	}

	return false;

}

bool mon_add_device_error(fpgad_monitored_device *d, void *err)

{

	if (d->num_error_occurrences <

		(sizeof(d->error_occurrences) /

		 sizeof(d->error_occurrences[0]))) {

		d->error_occurrences[d->num_error_occurrences++] = err;

		return true;

	}

	LOG("exceeded max number of device errors!\n");

	return false;

}

void mon_remove_device_error(fpgad_monitored_device *d, void *err)

{

	unsigned i;

	unsigned j;

	unsigned removed = 0;

	for (i = j = 0 ; i < d->num_error_occurrences ; ++i) {

		if (d->error_occurrences[i] != err)

			d->error_occurrences[j++] = d->error_occurrences[i];

		else

			++removed;

	}

	d->num_error_occurrences -= removed;

}