lwext4/ext4_config.h

   1 /*
   2  * Copyright (c) 2013 Grzegorz Kostka (kostka.grzegorz@gmail.com)
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  *
   9  * - Redistributions of source code must retain the above copyright
  10  *   notice, this list of conditions and the following disclaimer.
  11  * - Redistributions in binary form must reproduce the above copyright
  12  *   notice, this list of conditions and the following disclaimer in the
  13  *   documentation and/or other materials provided with the distribution.
  14  * - The name of the author may not be used to endorse or promote products
  15  *   derived from this software without specific prior written permission.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  18  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  19  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  20  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  21  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  22  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  23  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  24  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27  */
  28
  29 /** @addtogroup lwext4
  30  * @{
  31  */
  32 /**
  33  * @file  ext4_config.h
  34  * @brief Configuration file.
  35  */
  36
  37 #ifndef EXT4_CONFIG_H_
  38 #define EXT4_CONFIG_H_
  39
  40 #ifdef CONFIG_HAVE_OWN_CFG
  41 #include <config.h>
  42 #endif
  43
  44 /*****************************************************************************/
  45
  46 #define F_SET_EXT2 2
  47 #define F_SET_EXT3 3
  48 #define F_SET_EXT4 4
  49
  50 #ifndef CONFIG_EXT_FEATURE_SET_LVL
  51 #define CONFIG_EXT_FEATURE_SET_LVL F_SET_EXT4
  52 #endif
  53
  54 /*****************************************************************************/
  55
  56 #if CONFIG_EXT_FEATURE_SET_LVL == F_SET_EXT2
  57 #define CONFIG_DIR_INDEX_ENABLE 0
  58 #define CONFIG_EXTENT_ENABLE 0
  59
  60 /*Superblock features flag*/
  61 #define CONFIG_FEATURE_COMPAT_SUPP EXT2_FEATURE_COMPAT_SUPP
  62
  63 #define CONFIG_FEATURE_INCOMPAT_SUPP                                           \
  64     (EXT2_FEATURE_INCOMPAT_SUPP | FEATURE_INCOMPAT_IGNORED)
  65
  66 #define CONFIG_FEATURE_RO_COMPAT_SUPP EXT2_FEATURE_RO_COMPAT_SUPP
  67 #elif CONFIG_EXT_FEATURE_SET_LVL == F_SET_EXT3
  68 #define CONFIG_DIR_INDEX_ENABLE 1
  69 #define CONFIG_EXTENT_ENABLE 0
  70
  71 /*Superblock features flag*/
  72 #define CONFIG_FEATURE_COMPAT_SUPP EXT3_FEATURE_COMPAT_SUPP
  73
  74 #define CONFIG_FEATURE_INCOMPAT_SUPP                                           \
  75     (EXT3_FEATURE_INCOMPAT_SUPP | FEATURE_INCOMPAT_IGNORED)
  76
  77 #define CONFIG_FEATURE_RO_COMPAT_SUPP EXT3_FEATURE_RO_COMPAT_SUPP
  78 #elif CONFIG_EXT_FEATURE_SET_LVL == F_SET_EXT4
  79 #define CONFIG_DIR_INDEX_ENABLE 1
  80 #define CONFIG_EXTENT_ENABLE 1
  81
  82 /*Superblock features flag*/
  83 #define CONFIG_FEATURE_COMPAT_SUPP EXT4_FEATURE_COMPAT_SUPP
  84
  85 #define CONFIG_FEATURE_INCOMPAT_SUPP                                           \
  86     (EXT4_FEATURE_INCOMPAT_SUPP | FEATURE_INCOMPAT_IGNORED)
  87
  88 #define CONFIG_FEATURE_RO_COMPAT_SUPP EXT4_FEATURE_RO_COMPAT_SUPP
  89 #else
  90 #define "Unsupported CONFIG_EXT_FEATURE_SET_LVL"
  91 #endif
  92
  93 /*****************************************************************************/
  94
  95 /**@brief   Enable directory indexing comb sort*/
  96 #ifndef CONFIG_DIR_INDEX_COMB_SORT
  97 #define CONFIG_DIR_INDEX_COMB_SORT 1
  98 #endif
  99
 100 /**@brief   Include error codes from ext4_errno or sandard library.*/
 101 #ifndef CONFIG_HAVE_OWN_ERRNO
 102 #define CONFIG_HAVE_OWN_ERRNO 1
 103 #endif
 104
 105 /**@brief   Debug printf enable (stdout)*/
 106 #ifndef CONFIG_DEBUG_PRINTF
 107 #define CONFIG_DEBUG_PRINTF 1
 108 #endif
 109
 110 /**@brief   Assert printf enable (stdout)*/
 111 #ifndef CONFIG_DEBUG_ASSERT
 112 #define CONFIG_DEBUG_ASSERT 1
 113 #endif
 114
 115 /**@brief   Statistics of block device*/
 116 #ifndef CONFIG_BLOCK_DEV_ENABLE_STATS
 117 #define CONFIG_BLOCK_DEV_ENABLE_STATS 1
 118 #endif
 119
 120 /**@brief   Cache size of block device.*/
 121 #ifndef CONFIG_BLOCK_DEV_CACHE_SIZE
 122 #define CONFIG_BLOCK_DEV_CACHE_SIZE 8
 123 #endif
 124
 125 /**@brief   Ilosc urzadzen blokowych.*/
 126 #ifndef CONFIG_EXT4_BLOCKDEVS_COUNT
 127 #define CONFIG_EXT4_BLOCKDEVS_COUNT 2
 128 #endif
 129
 130 /**@brief   Ilosc punktow montowania systemu plikow*/
 131 #ifndef CONFIG_EXT4_MOUNTPOINTS_COUNT
 132 #define CONFIG_EXT4_MOUNTPOINTS_COUNT 2
 133 #endif
 134
 135 #endif /* EXT4_CONFIG_H_ */
 136
 137 /**
 138  * @}
 139  */