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/*
* inode.h - Header file for inode.c
*
* Copyright (C) 1997 Régis Duchesne
* Copyright (C) 1998 Martin von Löwis
* Copyright (c) 2001 Anton Altparmakov (AIA)
*/
ntfs_attribute *ntfs_find_attr(ntfs_inode *ino, int type, char *name);
int ntfs_read_attr(ntfs_inode *ino, int type, char *name, __s64 offset,
ntfs_io *buf);
int ntfs_write_attr(ntfs_inode *ino, int type, char *name, __s64 offset,
ntfs_io *buf);
int ntfs_init_inode(ntfs_inode *ino, ntfs_volume *vol, int inum);
void ntfs_clear_inode(ntfs_inode *ino);
int ntfs_check_mft_record(ntfs_volume *vol, char *record);
int ntfs_alloc_inode(ntfs_inode *dir, ntfs_inode *result, const char *filename,
int namelen, ntfs_u32);
int ntfs_alloc_file(ntfs_inode *dir, ntfs_inode *result, char *filename,
int namelen);
int ntfs_update_inode(ntfs_inode *ino);
int ntfs_vcn_to_lcn(ntfs_inode *ino, int vcn);
int ntfs_readwrite_attr(ntfs_inode *ino, ntfs_attribute *attr, __s64 offset,
ntfs_io *dest);
int ntfs_allocate_attr_number(ntfs_inode *ino, int *result);
int ntfs_decompress_run(unsigned char **data, int *length,
ntfs_cluster_t *cluster, int *ctype);
void ntfs_decompress(unsigned char *dest, unsigned char *src, ntfs_size_t l);
int splice_runlists(ntfs_runlist **rl1, int *r1len, const ntfs_runlist *rl2,
int r2len);
/*
* NOTE: Neither of the ntfs_*_bit functions are atomic! But we don't need
* them atomic at present as we never operate on shared/cached bitmaps.
*/
static __inline__ int ntfs_test_and_set_bit(unsigned char *byte, const int bit)
{
unsigned char *ptr = byte + (bit >> 3);
int b = 1 << (bit & 7);
int oldbit = *ptr & b ? 1 : 0;
*ptr |= b;
return oldbit;
}
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