1/*
2 * UFC-crypt: ultra fast crypt(3) implementation
3 *
4 * Copyright (C) 1991-2023 Free Software Foundation, Inc.
5 *
6 * The GNU C Library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
10 *
11 * The GNU C Library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with the GNU C Library; if not, see
18 * <https://www.gnu.org/licenses/>.
19 *
20 * @(#)crypt-private.h 1.4 12/20/96
21 */
22
23/* Prototypes for local functions in libcrypt.a. */
24
25#ifndef CRYPT_PRIVATE_H
26#define CRYPT_PRIVATE_H 1
27
28#include <features.h>
29#include <stdbool.h>
30
31#ifndef DOS
32#include "ufc-crypt.h"
33#else
34/*
35 * Thanks to greg%wind@plains.NoDak.edu (Greg W. Wettstein)
36 * for DOS patches
37 */
38#include "pl.h"
39#include "ufc.h"
40#endif
41#include "crypt.h"
42
43/* crypt.c */
44extern void _ufc_doit_r (ufc_long itr, struct crypt_data * __restrict __data,
45 ufc_long *res);
46
47
48/* crypt_util.c */
49extern void __init_des_r (struct crypt_data * __restrict __data);
50extern void __init_des (void);
51
52extern bool _ufc_setup_salt_r (const char *s,
53 struct crypt_data * __restrict __data);
54extern void _ufc_mk_keytab_r (const char *key,
55 struct crypt_data * __restrict __data);
56extern void _ufc_dofinalperm_r (ufc_long *res,
57 struct crypt_data * __restrict __data);
58extern void _ufc_output_conversion_r (ufc_long v1, ufc_long v2,
59 const char *salt,
60 struct crypt_data * __restrict __data);
61
62extern void __setkey_r (const char *__key,
63 struct crypt_data * __restrict __data);
64extern void __encrypt_r (char * __restrict __block, int __edflag,
65 struct crypt_data * __restrict __data);
66
67/* crypt-entry.c */
68extern char *__crypt_r (const char *__key, const char *__salt,
69 struct crypt_data * __restrict __data);
70extern char *fcrypt (const char *key, const char *salt);
71
72extern void __b64_from_24bit (char **cp, int *buflen,
73 unsigned int b2, unsigned int b1, unsigned int b0,
74 int n);
75
76#endif /* crypt-private.h */
77