// 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,
};
Messung V0.5 in Prozent C=88 H=84 G=85
¤ Dauer der Verarbeitung: 0.11 Sekunden
(vorverarbeitet am 2026-09-28)
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