Contributors: 8
	  
        
          | Author | 
          Tokens | 
          Token Proportion | 
          Commits | 
          Commit Proportion | 
        
	  
	  
        
        
          | Linus Torvalds (pre-git) | 
          229 | 
          85.77% | 
          3 | 
          23.08% | 
        
        
          | Nicholas Piggin | 
          20 | 
          7.49% | 
          2 | 
          15.38% | 
        
        
          | Al Viro | 
          4 | 
          1.50% | 
          3 | 
          23.08% | 
        
        
          | Brian Gerst | 
          4 | 
          1.50% | 
          1 | 
          7.69% | 
        
        
          | Art Haas | 
          4 | 
          1.50% | 
          1 | 
          7.69% | 
        
        
          | Linus Torvalds | 
          3 | 
          1.12% | 
          1 | 
          7.69% | 
        
        
          | Adrian Bunk | 
          2 | 
          0.75% | 
          1 | 
          7.69% | 
        
        
          | Greg Kroah-Hartman | 
          1 | 
          0.37% | 
          1 | 
          7.69% | 
        
	  
	  
        
          | Total | 
          267 | 
           | 
          13 | 
           | 
	    
	  
    
 
// SPDX-License-Identifier: GPL-2.0
/*
 *  linux/fs/hpfs/dentry.c
 *
 *  Mikulas Patocka (mikulas@artax.karlin.mff.cuni.cz), 1998-1999
 *
 *  dcache operations
 */
#include "hpfs_fn.h"
/*
 * Note: the dentry argument is the parent dentry.
 */
static int hpfs_hash_dentry(const struct dentry *dentry, struct qstr *qstr)
{
	unsigned long	 hash;
	int		 i;
	unsigned l = qstr->len;
	if (l == 1) if (qstr->name[0]=='.') goto x;
	if (l == 2) if (qstr->name[0]=='.' || qstr->name[1]=='.') goto x;
	hpfs_adjust_length(qstr->name, &l);
	/*if (hpfs_chk_name(qstr->name,&l))*/
		/*return -ENAMETOOLONG;*/
		/*return -ENOENT;*/
	x:
	hash = init_name_hash(dentry);
	for (i = 0; i < l; i++)
		hash = partial_name_hash(hpfs_upcase(hpfs_sb(dentry->d_sb)->sb_cp_table,qstr->name[i]), hash);
	qstr->hash = end_name_hash(hash);
	return 0;
}
static int hpfs_compare_dentry(const struct dentry *dentry,
		unsigned int len, const char *str, const struct qstr *name)
{
	unsigned al = len;
	unsigned bl = name->len;
	hpfs_adjust_length(str, &al);
	/*hpfs_adjust_length(b->name, &bl);*/
	/*
	 * 'str' is the nane of an already existing dentry, so the name
	 * must be valid. 'name' must be validated first.
	 */
	if (hpfs_chk_name(name->name, &bl))
		return 1;
	if (hpfs_compare_names(dentry->d_sb, str, al, name->name, bl, 0))
		return 1;
	return 0;
}
const struct dentry_operations hpfs_dentry_operations = {
	.d_hash		= hpfs_hash_dentry,
	.d_compare	= hpfs_compare_dentry,
};