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sortix--sortix/ext/ext-constants.h
Jonas 'Sortie' Termansen 2b72262b4f Relicense Sortix to the ISC license. 
I hereby relicense all my work on Sortix under the ISC license as below.

All Sortix contributions by other people are already under this license,
are not substantial enough to be copyrightable, or have been removed.

All imported code from other projects is compatible with this license.

All GPL licensed code from other projects had previously been removed.

Copyright 2011-2016 Jonas 'Sortie' Termansen and contributors.

Permission to use, copy, modify, and distribute this software for any
purpose with or without fee is hereby granted, provided that the above
copyright notice and this permission notice appear in all copies.

THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
2016-03-05 22:21:50 +01:00

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/*
* Copyright (c) 2013, 2015 Jonas 'Sortie' Termansen.
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
* ext-constants.h
* Constants for the extended filesystem.
*/
#ifndef EXT_CONSTANTS_H
#define EXT_CONSTANTS_H
static const uint16_t EXT2_SUPER_MAGIC = 0xEF53;
static const uint16_t EXT2_VALID_FS = 1;
static const uint16_t EXT2_ERROR_FS = 2;
static const uint16_t EXT2_ERRORS_CONTINUE = 1;
static const uint16_t EXT2_ERRORS_RO = 2;
static const uint16_t EXT2_ERRORS_PANIC = 3;
static const uint32_t EXT2_OS_LINUX = 0;
static const uint32_t EXT2_OS_HURD = 1;
static const uint32_t EXT2_OS_MASIX = 2;
static const uint32_t EXT2_OS_FREEBSD = 3;
static const uint32_t EXT2_OS_LITES = 4;
static const uint32_t EXT2_GOOD_OLD_REV = 0;
static const uint32_t EXT2_DYNAMIC_REV = 1;
static const uint16_t EXT2_DEF_RESUID = 0;
static const uint16_t EXT2_DEF_RESGID = 0;
static const uint16_t EXT2_GOOD_OLD_FIRST_INO = 11;
static const uint16_t EXT2_GOOD_OLD_INODE_SIZE = 128;
static const uint32_t EXT2_FEATURE_COMPAT_DIR_PREALLOC = 1U << 0U;
static const uint32_t EXT2_FEATURE_COMPAT_IMAGIC_INODES = 1U << 1U;
static const uint32_t EXT3_FEATURE_COMPAT_HAS_JOURNAL = 1U << 2U;
static const uint32_t EXT2_FEATURE_COMPAT_EXT_ATTR = 1U << 3U;
static const uint32_t EXT2_FEATURE_COMPAT_RESIZE_INO = 1U << 4U;
static const uint32_t EXT2_FEATURE_COMPAT_DIR_INDEX = 1U << 5U;
static const uint32_t EXT2_FEATURE_INCOMPAT_COMPRESSION = 1U << 0U;
static const uint32_t EXT2_FEATURE_INCOMPAT_FILETYPE = 1U << 1U;
static const uint32_t EXT2_FEATURE_INCOMPAT_RECOVER = 1U << 2U;
static const uint32_t EXT2_FEATURE_INCOMPAT_JOURNAL_DEV = 1U << 3U;
static const uint32_t EXT2_FEATURE_INCOMPAT_META_BG = 1U << 4U;
static const uint32_t EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER = 1U << 0U;
static const uint32_t EXT2_FEATURE_RO_COMPAT_LARGE_FILE = 1U << 1U;
static const uint32_t EXT2_FEATURE_RO_COMPAT_BTREE_DIR = 1U << 2U;
static const uint32_t EXT2_LZV1_ALG = 1U << 0U;
static const uint32_t EXT2_LZRW3A_ALG = 1U << 1U;
static const uint32_t EXT2_GZIP_ALG = 1U << 2U;
static const uint32_t EXT2_BZIP2_ALG = 1U << 3U;
static const uint32_t EXT2_LZO_ALG = 1U << 4U;
static const uint16_t EXT2_S_IFMT = 0xF000;
static const uint16_t EXT2_S_IFSOCK = 0xC000;
static const uint16_t EXT2_S_IFLNK = 0xA000;
static const uint16_t EXT2_S_IFREG = 0x8000;
static const uint16_t EXT2_S_IFBLK = 0x6000;
static const uint16_t EXT2_S_IFDIR = 0x4000;
static const uint16_t EXT2_S_IFCHR = 0x2000;
static const uint16_t EXT2_S_IFIFO = 0x1000;
static const uint16_t EXT2_S_ISUID = 0x0800;
static const uint16_t EXT2_S_ISGID = 0x0400;
static const uint16_t EXT2_S_ISVTX = 0x0200;
static const uint16_t EXT2_S_IRUSR = 0x0100;
static const uint16_t EXT2_S_IWUSR = 0x0080;
static const uint16_t EXT2_S_IXUSR = 0x0040;
static const uint16_t EXT2_S_IRGRP = 0x0020;
static const uint16_t EXT2_S_IWGRP = 0x0010;
static const uint16_t EXT2_S_IXGRP = 0x0008;
static const uint16_t EXT2_S_IROTH = 0x0004;
static const uint16_t EXT2_S_IWOTH = 0x0002;
static const uint16_t EXT2_S_IXOTH = 0x0001;
#define EXT2_S_ISSOCK(mode) (((mode) & EXT2_S_IFMT) == EXT2_S_IFSOCK)
#define EXT2_S_ISLNK(mode) (((mode) & EXT2_S_IFMT) == EXT2_S_IFLNK)
#define EXT2_S_ISREG(mode) (((mode) & EXT2_S_IFMT) == EXT2_S_IFREG)
#define EXT2_S_ISBLK(mode) (((mode) & EXT2_S_IFMT) == EXT2_S_IFBLK)
#define EXT2_S_ISDIR(mode) (((mode) & EXT2_S_IFMT) == EXT2_S_IFDIR)
#define EXT2_S_ISCHR(mode) (((mode) & EXT2_S_IFMT) == EXT2_S_IFCHR)
#define EXT2_S_ISFIFO(mode) (((mode) & EXT2_S_IFMT) == EXT2_S_IFIFO)
static const uint32_t EXT2_SECRM_FL = 0x00000001U;
static const uint32_t EXT2_UNRM_FL = 0x00000002U;
static const uint32_t EXT2_COMPR_FL = 0x00000004U;
static const uint32_t EXT2_SYNC_FL = 0x00000008U;
static const uint32_t EXT2_IMMUTABLE_FL = 0x00000010U;
static const uint32_t EXT2_APPEND_FL = 0x00000020U;
static const uint32_t EXT2_NODUMP_FL = 0x00000040U;
static const uint32_t EXT2_NOATIME_FL = 0x00000080U;
static const uint32_t EXT2_DIRTY_FL = 0x00000100U;
static const uint32_t EXT2_COMPRBLK_FL = 0x00000200U;
static const uint32_t EXT2_NOCOMPR_FL = 0x00000400U;
static const uint32_t EXT2_ECOMPR_FL = 0x00000800U;
static const uint32_t EXT2_BTREE_FL = 0x00001000U;
static const uint32_t EXT2_INDEX_FL = 0x00001000U;
static const uint32_t EXT2_IMAGIC_FL = 0x00002000U;
static const uint32_t EXT3_JOURNAL_DATA_FL = 0x00004000U;
static const uint32_t EXT2_RESERVED_FL = 0x80000000U;
static const uint32_t EXT2_ROOT_INO = 2;
static const uint8_t EXT2_FT_UNKNOWN = 0;
static const uint8_t EXT2_FT_REG_FILE = 1;
static const uint8_t EXT2_FT_DIR = 2;
static const uint8_t EXT2_FT_CHRDEV = 3;
static const uint8_t EXT2_FT_BLKDEV = 4;
static const uint8_t EXT2_FT_FIFO = 5;
static const uint8_t EXT2_FT_SOCK = 6;
static const uint8_t EXT2_FT_SYMLINK = 7;
static inline uint8_t EXT2_FT_OF_MODE(mode_t mode)
{
if ( EXT2_S_ISREG(mode) )
return EXT2_FT_REG_FILE;
if ( EXT2_S_ISDIR(mode) )
return EXT2_FT_DIR;
if ( EXT2_S_ISCHR(mode) )
return EXT2_FT_CHRDEV;
if ( EXT2_S_ISBLK(mode) )
return EXT2_FT_BLKDEV;
if ( EXT2_S_ISFIFO(mode) )
return EXT2_FT_FIFO;
if ( EXT2_S_ISSOCK(mode) )
return EXT2_FT_SOCK;
if ( EXT2_S_ISLNK(mode) )
return EXT2_FT_SYMLINK;
return EXT2_FT_UNKNOWN;
}
#endif
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