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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.
24 lines
535 B
C
24 lines
535 B
C
#ifndef _ADFS_FS_H
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#define _ADFS_FS_H
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#include <uapi/linux/adfs_fs.h>
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/*
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* Calculate the boot block checksum on an ADFS drive. Note that this will
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* appear to be correct if the sector contains all zeros, so also check that
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* the disk size is non-zero!!!
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*/
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static inline int adfs_checkbblk(unsigned char *ptr)
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{
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unsigned int result = 0;
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unsigned char *p = ptr + 511;
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do {
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result = (result & 0xff) + (result >> 8);
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result = result + *--p;
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} while (p != ptr);
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return (result & 0xff) != ptr[511];
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}
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#endif
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