184 lines
5.4 KiB
C
184 lines
5.4 KiB
C
/*
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* Copyright (c) 2013 Grzegorz Kostka (kostka.grzegorz@gmail.com)
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* - Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* - Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* - The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/** @addtogroup lwext4
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* @{
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*/
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/**
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* @file ext4_config.h
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* @brief Configuration file.
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*/
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#ifndef EXT4_CONFIG_H_
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#define EXT4_CONFIG_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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#if !CONFIG_USE_DEFAULT_CFG
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#include "generated/ext4_config.h"
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#endif
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/*****************************************************************************/
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#define F_SET_EXT2 2
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#define F_SET_EXT3 3
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#define F_SET_EXT4 4
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#ifndef CONFIG_EXT_FEATURE_SET_LVL
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#define CONFIG_EXT_FEATURE_SET_LVL F_SET_EXT4
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#endif
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/*****************************************************************************/
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#if CONFIG_EXT_FEATURE_SET_LVL == F_SET_EXT2
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/*Superblock features flag EXT2*/
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#define CONFIG_SUPPORTED_FCOM EXT2_SUPPORTED_FCOM
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#define CONFIG_SUPPORTED_FINCOM (EXT2_SUPPORTED_FINCOM | EXT_FINCOM_IGNORED)
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#define CONFIG_SUPPORTED_FRO_COM EXT2_SUPPORTED_FRO_COM
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#elif CONFIG_EXT_FEATURE_SET_LVL == F_SET_EXT3
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/*Superblock features flag EXT3*/
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#define CONFIG_SUPPORTED_FCOM EXT3_SUPPORTED_FCOM
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#define CONFIG_SUPPORTED_FINCOM (EXT3_SUPPORTED_FINCOM | EXT_FINCOM_IGNORED)
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#define CONFIG_SUPPORTED_FRO_COM EXT3_SUPPORTED_FRO_COM
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#elif CONFIG_EXT_FEATURE_SET_LVL == F_SET_EXT4
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/*Superblock features flag EXT4*/
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#define CONFIG_SUPPORTED_FCOM EXT4_SUPPORTED_FCOM
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#define CONFIG_SUPPORTED_FINCOM (EXT4_SUPPORTED_FINCOM | EXT_FINCOM_IGNORED)
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#define CONFIG_SUPPORTED_FRO_COM EXT4_SUPPORTED_FRO_COM
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#else
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#define "Unsupported CONFIG_EXT_FEATURE_SET_LVL"
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#endif
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#define CONFIG_DIR_INDEX_ENABLE (CONFIG_SUPPORTED_FCOM & EXT4_FCOM_DIR_INDEX)
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#define CONFIG_EXTENT_ENABLE (CONFIG_SUPPORTED_FINCOM & EXT4_FINCOM_EXTENTS)
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#define CONFIG_META_CSUM_ENABLE (CONFIG_SUPPORTED_FRO_COM & EXT4_FRO_COM_METADATA_CSUM)
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/*****************************************************************************/
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/**@brief Enable/disable journaling*/
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#ifndef CONFIG_JOURNALING_ENABLE
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#define CONFIG_JOURNALING_ENABLE 1
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#endif
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/**@brief Enable/disable xattr*/
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#ifndef CONFIG_XATTR_ENABLE
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#define CONFIG_XATTR_ENABLE 1
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#endif
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/**@brief Enable/disable extents*/
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#ifndef CONFIG_EXTENTS_ENABLE
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#define CONFIG_EXTENTS_ENABLE 1
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#endif
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/**@brief Include error codes from ext4_errno or standard library.*/
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#ifndef CONFIG_HAVE_OWN_ERRNO
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#define CONFIG_HAVE_OWN_ERRNO 0
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#endif
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/**@brief Debug printf enable (stdout)*/
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#ifndef CONFIG_DEBUG_PRINTF
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#define CONFIG_DEBUG_PRINTF 1
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#endif
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/**@brief Assert printf enable (stdout)*/
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#ifndef CONFIG_DEBUG_ASSERT
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#define CONFIG_DEBUG_ASSERT 1
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#endif
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/**@brief Include assert codes from ext4_debug or standard library.*/
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#ifndef CONFIG_HAVE_OWN_ASSERT
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#define CONFIG_HAVE_OWN_ASSERT 1
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#endif
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/**@brief Statistics of block device*/
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#ifndef CONFIG_BLOCK_DEV_ENABLE_STATS
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#define CONFIG_BLOCK_DEV_ENABLE_STATS 1
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#endif
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/**@brief Cache size of block device.*/
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#ifndef CONFIG_BLOCK_DEV_CACHE_SIZE
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#define CONFIG_BLOCK_DEV_CACHE_SIZE 8
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#endif
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/**@brief Maximum block device name*/
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#ifndef CONFIG_EXT4_MAX_BLOCKDEV_NAME
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#define CONFIG_EXT4_MAX_BLOCKDEV_NAME 32
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#endif
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/**@brief Maximum block device count*/
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#ifndef CONFIG_EXT4_BLOCKDEVS_COUNT
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#define CONFIG_EXT4_BLOCKDEVS_COUNT 2
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#endif
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/**@brief Maximum mountpoint name*/
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#ifndef CONFIG_EXT4_MAX_MP_NAME
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#define CONFIG_EXT4_MAX_MP_NAME 32
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#endif
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/**@brief Maximum mountpoint count*/
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#ifndef CONFIG_EXT4_MOUNTPOINTS_COUNT
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#define CONFIG_EXT4_MOUNTPOINTS_COUNT 2
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#endif
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/**@brief Include open flags from ext4_errno or standard library.*/
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#ifndef CONFIG_HAVE_OWN_OFLAGS
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#define CONFIG_HAVE_OWN_OFLAGS 1
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#endif
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/**@brief Maximum single truncate size. Transactions must be limited to reduce
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* number of allocetions for single transaction*/
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#ifndef CONFIG_MAX_TRUNCATE_SIZE
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#define CONFIG_MAX_TRUNCATE_SIZE (16ul * 1024ul * 1024ul)
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#endif
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/**@brief Unaligned access switch on/off*/
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#ifndef CONFIG_UNALIGNED_ACCESS
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#define CONFIG_UNALIGNED_ACCESS 0
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#endif
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/**@brief Switches use of malloc/free functions family
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* from standard library to user provided*/
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#ifndef CONFIG_USE_USER_MALLOC
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#define CONFIG_USE_USER_MALLOC 0
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif /* EXT4_CONFIG_H_ */
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/**
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* @}
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*/
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