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105 lines
3.3 KiB
C
105 lines
3.3 KiB
C
/* ----> DO NOT REMOVE THE FOLLOWING NOTICE <----
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*
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* Copyright (c) 2014-2015 Datalight, Inc.
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* All Rights Reserved Worldwide.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; use version 2 of the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but "AS-IS," WITHOUT ANY WARRANTY; without even the implied warranty
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* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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/* Businesses and individuals that for commercial or other reasons cannot
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* comply with the terms of the GPLv2 license may obtain a commercial license
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* before incorporating Reliance Edge into proprietary software for
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* distribution in any form. Visit http://www.datalight.com/reliance-edge for
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* more information.
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*/
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/** @file
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*/
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#ifndef REDMACS_H
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#define REDMACS_H
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#ifndef NULL
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#define NULL ( ( void * ) 0 )
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#endif
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#ifndef UINT8_MAX
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#define UINT8_MAX ( 0xFFU )
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#endif
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#ifndef UINT16_MAX
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#define UINT16_MAX ( 0xFFFFU )
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#endif
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#ifndef UINT32_MAX
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#define UINT32_MAX ( 0xFFFFFFFFU )
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#endif
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#ifndef UINT64_MAX
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#define UINT64_MAX UINT64_SUFFIX( 0xFFFFFFFFFFFFFFFF )
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#endif
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#ifndef INT32_MAX
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#define INT32_MAX ( 0x7FFFFFFF )
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#endif
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#ifndef INT64_MAX
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#define INT64_MAX INT64_SUFFIX( 0x7FFFFFFFFFFFFFFF )
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#endif
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#ifndef true
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#define true ( 1 )
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#endif
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#ifndef false
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#define false ( 0 )
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#endif
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#define SECTOR_SIZE_MIN ( 256U )
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#if REDCONF_BLOCK_SIZE == 256U
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#define BLOCK_SIZE_P2 8U
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#elif REDCONF_BLOCK_SIZE == 512U
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#define BLOCK_SIZE_P2 9U
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#elif REDCONF_BLOCK_SIZE == 1024U
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#define BLOCK_SIZE_P2 10U
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#elif REDCONF_BLOCK_SIZE == 2048U
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#define BLOCK_SIZE_P2 11U
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#elif REDCONF_BLOCK_SIZE == 4096U
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#define BLOCK_SIZE_P2 12U
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#elif REDCONF_BLOCK_SIZE == 8192U
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#define BLOCK_SIZE_P2 13U
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#elif REDCONF_BLOCK_SIZE == 16384U
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#define BLOCK_SIZE_P2 14U
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#elif REDCONF_BLOCK_SIZE == 32768U
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#define BLOCK_SIZE_P2 15U
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#elif REDCONF_BLOCK_SIZE == 65536U
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#define BLOCK_SIZE_P2 16U
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#else /* if REDCONF_BLOCK_SIZE == 256U */
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#error "REDCONF_BLOCK_SIZE must be a power of two value between 256 and 65536"
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#endif /* if REDCONF_BLOCK_SIZE == 256U */
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#define REDMIN( a, b ) ( ( ( a ) < ( b ) ) ? ( a ) : ( b ) )
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#define INODE_INVALID ( 0U ) /* General-purpose invalid inode number (must be zero). */
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#define INODE_FIRST_VALID ( 2U ) /* First valid inode number. */
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#define INODE_ROOTDIR ( INODE_FIRST_VALID ) /* Inode number of the root directory. */
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/* Expands to a "const" qualifier when the volume count is one, otherwise
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* expands to nothing. This is useful for variables that never change in
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* single-volume configurations but do change in multi-volume configurations.
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*/
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#if REDCONF_VOLUME_COUNT == 1U
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#define CONST_IF_ONE_VOLUME const
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#else
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#define CONST_IF_ONE_VOLUME
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#endif
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#endif /* ifndef REDMACS_H */
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