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2a709f28fa
* 0day explit mitigation * Memory corruption prevention * Privilege escalation prevention * Buffer over flow prevention * File System corruption defense * Thread escape prevention This may very well be the most intensive inclusion to BrooklynR. This will not be part of an x86 suite nor it will be released as tool kit. The security core toolkit will remain part of kernel base.
43 lines
928 B
C
43 lines
928 B
C
/*
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* linux/include/linux/ext2_fs.h
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*
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* Copyright (C) 1992, 1993, 1994, 1995
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* Remy Card (card@masi.ibp.fr)
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* Laboratoire MASI - Institut Blaise Pascal
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* Universite Pierre et Marie Curie (Paris VI)
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*
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* from
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*
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* linux/include/linux/minix_fs.h
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*
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* Copyright (C) 1991, 1992 Linus Torvalds
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*/
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#ifndef _LINUX_EXT2_FS_H
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#define _LINUX_EXT2_FS_H
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#include <linux/types.h>
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#include <linux/magic.h>
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#define EXT2_NAME_LEN 255
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/*
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* Maximal count of links to a file
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*/
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#define EXT2_LINK_MAX 32000
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#define EXT2_SB_MAGIC_OFFSET 0x38
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#define EXT2_SB_BLOCKS_OFFSET 0x04
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#define EXT2_SB_BSIZE_OFFSET 0x18
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static inline u64 ext2_image_size(void *ext2_sb)
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{
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__u8 *p = ext2_sb;
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if (*(__le16 *)(p + EXT2_SB_MAGIC_OFFSET) != cpu_to_le16(EXT2_SUPER_MAGIC))
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return 0;
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return (u64)le32_to_cpup((__le32 *)(p + EXT2_SB_BLOCKS_OFFSET)) <<
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le32_to_cpup((__le32 *)(p + EXT2_SB_BSIZE_OFFSET));
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}
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#endif /* _LINUX_EXT2_FS_H */
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