| Current Path : /sys/dev/isci/scil/ |
FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
| Current File : //sys/dev/isci/scil/sci_base_logger.c |
/*-
* This file is provided under a dual BSD/GPLv2 license. When using or
* redistributing this file, you may do so under either license.
*
* GPL LICENSE SUMMARY
*
* Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* 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, write to the Free Software
* Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
* The full GNU General Public License is included in this distribution
* in the file called LICENSE.GPL.
*
* BSD LICENSE
*
* Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
* 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.
*
* 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.
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD: release/9.1.0/sys/dev/isci/scil/sci_base_logger.c 231689 2012-02-14 15:58:49Z jimharris $");
/**
* @file
*
* @brief This file contains the implementation for the base logger object.
* It provides the functionality necessary to enabling, disabling,
* constructing, etc. logger objects.
*/
#include <dev/isci/scil/sci_base_logger.h>
#ifdef SCI_LOGGING
//******************************************************************************
//* P R I V A T E M E T H O D S
//******************************************************************************
#define SCI_LOGGER_GET_OBJECT_MASK(logger, verbosity_level) \
(((SCI_BASE_LOGGER_T *)(logger))->object_mask[(verbosity_level)])
/**
* @brief This method is private to this object. It attempts to enable the
* supplied log objects for the supplied verbosity levels.
*
* @param[in] logger This parameter specifies the logger object for which
* to attempt to enable log object and verbosity levels.
* @param[in] log_object_mask This parameter specifies the log objects to
* attempt to enable.
* @param[in] verbosity_mask This parameter specifies the verbosity levels
* that are allowed to be enabled.
* @param[in] verbosity This parameter specifies the specific verbosity level
* to attempt to enable.
*
* @return none
*/
static
void sci_base_logger_enable_log_object(
SCI_LOGGER_HANDLE_T logger,
U32 log_object_mask,
U8 verbosity_mask,
U8 verbosity
)
{
// Enable the log objects for the error verbosity if errs are enabled.
if ( (1<<verbosity) & verbosity_mask)
{
SCI_LOGGER_GET_OBJECT_MASK(logger, verbosity) |= log_object_mask;
(((SCI_BASE_LOGGER_T *)(logger))->verbosity_mask |= (1<<verbosity) );
}
}
/**
* @brief This method is private to this object. It attempts to disable the
* supplied log objects for the supplied verbosity levels.
*
* @param[in] logger This parameter specifies the logger object for which
* to attempt to disable log object and verbosity levels.
* @param[in] log_object_mask This parameter specifies the log objects to
* attempt to disable.
* @param[in] verbosity_mask This parameter specifies the verbosity levels
* that are allowed to be disabled.
* @param[in] verbosity This parameter specifies the specific verbosity level
* to attempt to disable.
*
* @return none
*/
static
void sci_base_logger_disable_log_object(
SCI_LOGGER_HANDLE_T logger,
U32 log_object_mask,
U8 verbosity_mask,
U8 verbosity
)
{
if ( (1<<verbosity) & verbosity_mask)
{
SCI_LOGGER_GET_OBJECT_MASK(logger, verbosity) &= ~log_object_mask;
// If all of the objects in the object mask are disabled for this
// verbosity, then disable the verbosity as well.
if (SCI_LOGGER_GET_OBJECT_MASK(logger, verbosity) == 0)
(((SCI_BASE_LOGGER_T *)(logger))->verbosity_mask &= ~(1<<verbosity) );
}
}
//******************************************************************************
//* P U B L I C M E T H O D S
//******************************************************************************
U8 sci_logger_get_verbosity_mask(
SCI_LOGGER_HANDLE_T logger,
U32 log_object
)
{
U8 verbosity_mask = 0;
SCI_BASE_LOGGER_T * base_logger = (SCI_BASE_LOGGER_T *)logger;
if ( base_logger->object_mask[SCI_LOG_VERBOSITY_ERROR] & log_object )
verbosity_mask |= 1<<SCI_LOG_VERBOSITY_ERROR;
if ( base_logger->object_mask[SCI_LOG_VERBOSITY_WARNING] & log_object )
verbosity_mask |= 1<<SCI_LOG_VERBOSITY_WARNING;
if ( base_logger->object_mask[SCI_LOG_VERBOSITY_INFO] & log_object )
verbosity_mask |= 1<<SCI_LOG_VERBOSITY_INFO;
if ( base_logger->object_mask[SCI_LOG_VERBOSITY_TRACE] & log_object )
verbosity_mask |= 1<<SCI_LOG_VERBOSITY_TRACE;
if ( base_logger->object_mask[SCI_LOG_VERBOSITY_STATES] & log_object )
verbosity_mask |= 1<<SCI_LOG_VERBOSITY_TRACE;
return verbosity_mask;
}
// ---------------------------------------------------------------------------
U32 sci_logger_get_object_mask(
SCI_LOGGER_HANDLE_T logger,
U8 verbosity
)
{
// Ensure that a supported verbosity level was supplied.
if ( (SCI_LOG_VERBOSITY_ERROR == verbosity)
|| (SCI_LOG_VERBOSITY_WARNING == verbosity)
|| (SCI_LOG_VERBOSITY_INFO == verbosity)
|| (SCI_LOG_VERBOSITY_TRACE == verbosity)
|| (SCI_LOG_VERBOSITY_STATES == verbosity) )
{
return SCI_LOGGER_GET_OBJECT_MASK(logger, verbosity);
}
// An unsupported verbosity level was supplied. Simply return an empty
// log object mask.
return 0;
}
// ---------------------------------------------------------------------------
void sci_logger_enable(
SCI_LOGGER_HANDLE_T logger,
U32 log_object_mask,
U8 verbosity_mask
)
{
sci_base_logger_enable_log_object(
logger, log_object_mask, verbosity_mask, SCI_LOG_VERBOSITY_ERROR
);
sci_base_logger_enable_log_object(
logger, log_object_mask, verbosity_mask, SCI_LOG_VERBOSITY_WARNING
);
sci_base_logger_enable_log_object(
logger, log_object_mask, verbosity_mask, SCI_LOG_VERBOSITY_INFO
);
sci_base_logger_enable_log_object(
logger, log_object_mask, verbosity_mask, SCI_LOG_VERBOSITY_TRACE
);
sci_base_logger_enable_log_object(
logger, log_object_mask, verbosity_mask, SCI_LOG_VERBOSITY_STATES
);
}
// ---------------------------------------------------------------------------
void sci_logger_disable(
SCI_LOGGER_HANDLE_T logger,
U32 log_object_mask,
U8 verbosity_mask
)
{
sci_base_logger_disable_log_object(
logger, log_object_mask, verbosity_mask, SCI_LOG_VERBOSITY_ERROR
);
sci_base_logger_disable_log_object(
logger, log_object_mask, verbosity_mask, SCI_LOG_VERBOSITY_WARNING
);
sci_base_logger_disable_log_object(
logger, log_object_mask, verbosity_mask, SCI_LOG_VERBOSITY_INFO
);
sci_base_logger_disable_log_object(
logger, log_object_mask, verbosity_mask, SCI_LOG_VERBOSITY_TRACE
);
sci_base_logger_disable_log_object(
logger, log_object_mask, verbosity_mask, SCI_LOG_VERBOSITY_STATES
);
}
// ---------------------------------------------------------------------------
BOOL sci_logger_is_enabled(
SCI_LOGGER_HANDLE_T logger,
U32 log_object_mask,
U8 verbosity_level
)
{
SCI_BASE_LOGGER_T * base_logger = (SCI_BASE_LOGGER_T*) logger;
if ( (base_logger->verbosity_mask & (1<<verbosity_level))
&& (base_logger->object_mask[verbosity_level] & log_object_mask) )
return TRUE;
return FALSE;
}
//******************************************************************************
//* P R O T E C T E D M E T H O D S
//******************************************************************************
void sci_base_logger_construct(
SCI_BASE_LOGGER_T *this_logger
)
{
int index;
sci_base_object_construct(
&this_logger->parent, this_logger
);
this_logger->verbosity_mask = 0;
for (index = 0; index < SCI_BASE_LOGGER_MAX_VERBOSITY_LEVELS; index++)
{
this_logger->object_mask[index] = 0;
}
}
#endif // SCI_LOGGING