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Diffstat (limited to 'sys/dev/isci/scil/sci_base_object.h')
-rw-r--r-- | sys/dev/isci/scil/sci_base_object.h | 142 |
1 files changed, 142 insertions, 0 deletions
diff --git a/sys/dev/isci/scil/sci_base_object.h b/sys/dev/isci/scil/sci_base_object.h new file mode 100644 index 0000000..58f0430 --- /dev/null +++ b/sys/dev/isci/scil/sci_base_object.h @@ -0,0 +1,142 @@ +/*- + * 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. + * + * $FreeBSD$ + */ +#ifndef _SCI_BASE_OBJECT_H_ +#define _SCI_BASE_OBJECT_H_ + +/** + * @file + * + * @brief This file contains all of the method and constants associated with + * the SCI base object. The SCI base object is the class from which + * all other objects derive in the Storage Controller Interface. + */ + +#ifdef __cplusplus +extern "C" { +#endif // __cplusplus + +#include <dev/isci/scil/sci_object.h> + +// Forward declare the logger object +struct SCI_BASE_LOGGER; + +/** + * @struct SCI_BASE_OBJECT + * + * @brief The SCI_BASE_OBJECT object represents the data and functionality + * that is common to all SCI objects. It is the base class. + */ +typedef struct SCI_BASE_OBJECT +{ + /** + * This field represents an association created by the user for this + * object. The association can be whatever the user wishes. Think of + * it as a cookie. + */ + void * associated_object; + + /** + * This field simply contains a handle to the logger object to be + * utilized when utilizing the logger interface. + */ + struct SCI_BASE_LOGGER * logger; + +} SCI_BASE_OBJECT_T; + + +/** + * @brief This method constructs the sci base object. + * + * @param[in] base_object This parameter specifies the SCI base + * object which we whish to construct. + * @param[in] logger This parameter specifies the logger object to be + * saved and utilized for this base object. + * + * @return none + */ +void sci_base_object_construct( + SCI_BASE_OBJECT_T * base_object, + struct SCI_BASE_LOGGER * logger +); + +#if defined(SCI_LOGGING) +/** + * @brief This method returns the logger to which a previous + * association was created. + * + * @param[in] base_object This parameter specifies the SCI base object for + * which to retrieve the logger. + * + * @return This method returns a pointer to the logger that was + * previously associated to the supplied base_object + * parameter. + * @retval NULL This value is returned when there is no logger + * association for the supplied base_object instance. + */ +#define sci_base_object_get_logger(this_object) \ + (((SCI_BASE_OBJECT_T *)(this_object))->logger) + +#else // defined(SCI_LOGGING) + +#define sci_base_object_get_logger(this_object) NULL + +#endif // defined(SCI_LOGGING) + +#ifdef __cplusplus +} +#endif // __cplusplus + + +#endif // _SCI_BASE_OBJECT_H_ + |