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-/* crypto/des/des.h */
-/* Copyright (C) 1995-1997 Eric Young (eay@cryptsoft.com)
- * All rights reserved.
- *
- * This package is an SSL implementation written
- * by Eric Young (eay@cryptsoft.com).
- * The implementation was written so as to conform with Netscapes SSL.
- *
- * This library is free for commercial and non-commercial use as long as
- * the following conditions are aheared to. The following conditions
- * apply to all code found in this distribution, be it the RC4, RSA,
- * lhash, DES, etc., code; not just the SSL code. The SSL documentation
- * included with this distribution is covered by the same copyright terms
- * except that the holder is Tim Hudson (tjh@cryptsoft.com).
- *
- * Copyright remains Eric Young's, and as such any Copyright notices in
- * the code are not to be removed.
- * If this package is used in a product, Eric Young should be given attribution
- * as the author of the parts of the library used.
- * This can be in the form of a textual message at program startup or
- * in documentation (online or textual) provided with the package.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * "This product includes cryptographic software written by
- * Eric Young (eay@cryptsoft.com)"
- * The word 'cryptographic' can be left out if the rouines from the library
- * being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from
- * the apps directory (application code) you must include an acknowledgement:
- * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- *
- * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * The licence and distribution terms for any publically available version or
- * derivative of this code cannot be changed. i.e. this code cannot simply be
- * copied and put under another distribution licence
- * [including the GNU Public Licence.]
- */
-
-#ifndef HEADER_NEW_DES_H
-# define HEADER_NEW_DES_H
-
-# include <openssl/e_os2.h> /* OPENSSL_EXTERN, OPENSSL_NO_DES, DES_LONG
- * (via openssl/opensslconf.h */
-
-# ifdef OPENSSL_NO_DES
-# error DES is disabled.
-# endif
-
-# ifdef OPENSSL_BUILD_SHLIBCRYPTO
-# undef OPENSSL_EXTERN
-# define OPENSSL_EXTERN OPENSSL_EXPORT
-# endif
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-typedef unsigned char DES_cblock[8];
-typedef /* const */ unsigned char const_DES_cblock[8];
-/*
- * With "const", gcc 2.8.1 on Solaris thinks that DES_cblock * and
- * const_DES_cblock * are incompatible pointer types.
- */
-
-typedef struct DES_ks {
- union {
- DES_cblock cblock;
- /*
- * make sure things are correct size on machines with 8 byte longs
- */
- DES_LONG deslong[2];
- } ks[16];
-} DES_key_schedule;
-
-# ifndef OPENSSL_DISABLE_OLD_DES_SUPPORT
-# ifndef OPENSSL_ENABLE_OLD_DES_SUPPORT
-# define OPENSSL_ENABLE_OLD_DES_SUPPORT
-# endif
-# endif
-
-# ifdef OPENSSL_ENABLE_OLD_DES_SUPPORT
-# include <openssl/des_old.h>
-# endif
-
-# define DES_KEY_SZ (sizeof(DES_cblock))
-# define DES_SCHEDULE_SZ (sizeof(DES_key_schedule))
-
-# define DES_ENCRYPT 1
-# define DES_DECRYPT 0
-
-# define DES_CBC_MODE 0
-# define DES_PCBC_MODE 1
-
-# define DES_ecb2_encrypt(i,o,k1,k2,e) \
- DES_ecb3_encrypt((i),(o),(k1),(k2),(k1),(e))
-
-# define DES_ede2_cbc_encrypt(i,o,l,k1,k2,iv,e) \
- DES_ede3_cbc_encrypt((i),(o),(l),(k1),(k2),(k1),(iv),(e))
-
-# define DES_ede2_cfb64_encrypt(i,o,l,k1,k2,iv,n,e) \
- DES_ede3_cfb64_encrypt((i),(o),(l),(k1),(k2),(k1),(iv),(n),(e))
-
-# define DES_ede2_ofb64_encrypt(i,o,l,k1,k2,iv,n) \
- DES_ede3_ofb64_encrypt((i),(o),(l),(k1),(k2),(k1),(iv),(n))
-
-OPENSSL_DECLARE_GLOBAL(int, DES_check_key); /* defaults to false */
-# define DES_check_key OPENSSL_GLOBAL_REF(DES_check_key)
-OPENSSL_DECLARE_GLOBAL(int, DES_rw_mode); /* defaults to DES_PCBC_MODE */
-# define DES_rw_mode OPENSSL_GLOBAL_REF(DES_rw_mode)
-
-const char *DES_options(void);
-void DES_ecb3_encrypt(const_DES_cblock *input, DES_cblock *output,
- DES_key_schedule *ks1, DES_key_schedule *ks2,
- DES_key_schedule *ks3, int enc);
-DES_LONG DES_cbc_cksum(const unsigned char *input, DES_cblock *output,
- long length, DES_key_schedule *schedule,
- const_DES_cblock *ivec);
-/* DES_cbc_encrypt does not update the IV! Use DES_ncbc_encrypt instead. */
-void DES_cbc_encrypt(const unsigned char *input, unsigned char *output,
- long length, DES_key_schedule *schedule,
- DES_cblock *ivec, int enc);
-void DES_ncbc_encrypt(const unsigned char *input, unsigned char *output,
- long length, DES_key_schedule *schedule,
- DES_cblock *ivec, int enc);
-void DES_xcbc_encrypt(const unsigned char *input, unsigned char *output,
- long length, DES_key_schedule *schedule,
- DES_cblock *ivec, const_DES_cblock *inw,
- const_DES_cblock *outw, int enc);
-void DES_cfb_encrypt(const unsigned char *in, unsigned char *out, int numbits,
- long length, DES_key_schedule *schedule,
- DES_cblock *ivec, int enc);
-void DES_ecb_encrypt(const_DES_cblock *input, DES_cblock *output,
- DES_key_schedule *ks, int enc);
-
-/*
- * This is the DES encryption function that gets called by just about every
- * other DES routine in the library. You should not use this function except
- * to implement 'modes' of DES. I say this because the functions that call
- * this routine do the conversion from 'char *' to long, and this needs to be
- * done to make sure 'non-aligned' memory access do not occur. The
- * characters are loaded 'little endian'. Data is a pointer to 2 unsigned
- * long's and ks is the DES_key_schedule to use. enc, is non zero specifies
- * encryption, zero if decryption.
- */
-void DES_encrypt1(DES_LONG *data, DES_key_schedule *ks, int enc);
-
-/*
- * This functions is the same as DES_encrypt1() except that the DES initial
- * permutation (IP) and final permutation (FP) have been left out. As for
- * DES_encrypt1(), you should not use this function. It is used by the
- * routines in the library that implement triple DES. IP() DES_encrypt2()
- * DES_encrypt2() DES_encrypt2() FP() is the same as DES_encrypt1()
- * DES_encrypt1() DES_encrypt1() except faster :-).
- */
-void DES_encrypt2(DES_LONG *data, DES_key_schedule *ks, int enc);
-
-void DES_encrypt3(DES_LONG *data, DES_key_schedule *ks1,
- DES_key_schedule *ks2, DES_key_schedule *ks3);
-void DES_decrypt3(DES_LONG *data, DES_key_schedule *ks1,
- DES_key_schedule *ks2, DES_key_schedule *ks3);
-void DES_ede3_cbc_encrypt(const unsigned char *input, unsigned char *output,
- long length,
- DES_key_schedule *ks1, DES_key_schedule *ks2,
- DES_key_schedule *ks3, DES_cblock *ivec, int enc);
-void DES_ede3_cbcm_encrypt(const unsigned char *in, unsigned char *out,
- long length,
- DES_key_schedule *ks1, DES_key_schedule *ks2,
- DES_key_schedule *ks3,
- DES_cblock *ivec1, DES_cblock *ivec2, int enc);
-void DES_ede3_cfb64_encrypt(const unsigned char *in, unsigned char *out,
- long length, DES_key_schedule *ks1,
- DES_key_schedule *ks2, DES_key_schedule *ks3,
- DES_cblock *ivec, int *num, int enc);
-void DES_ede3_cfb_encrypt(const unsigned char *in, unsigned char *out,
- int numbits, long length, DES_key_schedule *ks1,
- DES_key_schedule *ks2, DES_key_schedule *ks3,
- DES_cblock *ivec, int enc);
-void DES_ede3_ofb64_encrypt(const unsigned char *in, unsigned char *out,
- long length, DES_key_schedule *ks1,
- DES_key_schedule *ks2, DES_key_schedule *ks3,
- DES_cblock *ivec, int *num);
-# if 0
-void DES_xwhite_in2out(const_DES_cblock *DES_key, const_DES_cblock *in_white,
- DES_cblock *out_white);
-# endif
-
-int DES_enc_read(int fd, void *buf, int len, DES_key_schedule *sched,
- DES_cblock *iv);
-int DES_enc_write(int fd, const void *buf, int len, DES_key_schedule *sched,
- DES_cblock *iv);
-char *DES_fcrypt(const char *buf, const char *salt, char *ret);
-char *DES_crypt(const char *buf, const char *salt);
-void DES_ofb_encrypt(const unsigned char *in, unsigned char *out, int numbits,
- long length, DES_key_schedule *schedule,
- DES_cblock *ivec);
-void DES_pcbc_encrypt(const unsigned char *input, unsigned char *output,
- long length, DES_key_schedule *schedule,
- DES_cblock *ivec, int enc);
-DES_LONG DES_quad_cksum(const unsigned char *input, DES_cblock output[],
- long length, int out_count, DES_cblock *seed);
-int DES_random_key(DES_cblock *ret);
-void DES_set_odd_parity(DES_cblock *key);
-int DES_check_key_parity(const_DES_cblock *key);
-int DES_is_weak_key(const_DES_cblock *key);
-/*
- * DES_set_key (= set_key = DES_key_sched = key_sched) calls
- * DES_set_key_checked if global variable DES_check_key is set,
- * DES_set_key_unchecked otherwise.
- */
-int DES_set_key(const_DES_cblock *key, DES_key_schedule *schedule);
-int DES_key_sched(const_DES_cblock *key, DES_key_schedule *schedule);
-int DES_set_key_checked(const_DES_cblock *key, DES_key_schedule *schedule);
-void DES_set_key_unchecked(const_DES_cblock *key, DES_key_schedule *schedule);
-# ifdef OPENSSL_FIPS
-void private_DES_set_key_unchecked(const_DES_cblock *key,
- DES_key_schedule *schedule);
-# endif
-void DES_string_to_key(const char *str, DES_cblock *key);
-void DES_string_to_2keys(const char *str, DES_cblock *key1, DES_cblock *key2);
-void DES_cfb64_encrypt(const unsigned char *in, unsigned char *out,
- long length, DES_key_schedule *schedule,
- DES_cblock *ivec, int *num, int enc);
-void DES_ofb64_encrypt(const unsigned char *in, unsigned char *out,
- long length, DES_key_schedule *schedule,
- DES_cblock *ivec, int *num);
-
-int DES_read_password(DES_cblock *key, const char *prompt, int verify);
-int DES_read_2passwords(DES_cblock *key1, DES_cblock *key2,
- const char *prompt, int verify);
-
-# define DES_fixup_key_parity DES_set_odd_parity
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif