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/* $OpenBSD: des.h,v 1.4 2002/03/04 22:00:13 deraadt Exp $ */ |
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/* crypto/des/des.h */ |
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/* Copyright (C) 1995-1997 Eric Young (eay@mincom.oz.au) |
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* All rights reserved. |
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* |
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* This package is an SSL implementation written |
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* by Eric Young (eay@mincom.oz.au). |
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* The implementation was written so as to conform with Netscapes SSL. |
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* |
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* This library is free for commercial and non-commercial use as long as |
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* the following conditions are aheared to. The following conditions |
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* apply to all code found in this distribution, be it the RC4, RSA, |
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* lhash, DES, etc., code; not just the SSL code. The SSL documentation |
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* included with this distribution is covered by the same copyright terms |
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* except that the holder is Tim Hudson (tjh@mincom.oz.au). |
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* |
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* Copyright remains Eric Young's, and as such any Copyright notices in |
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* the code are not to be removed. |
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* If this package is used in a product, Eric Young should be given attribution |
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* as the author of the parts of the library used. |
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* This can be in the form of a textual message at program startup or |
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* in documentation (online or textual) provided with the package. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* 1. Redistributions of source code must retain the copyright |
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* notice, this list of conditions and the following disclaimer. |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in the |
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* documentation and/or other materials provided with the distribution. |
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* 3. All advertising materials mentioning features or use of this software |
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* must display the following acknowledgement: |
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* "This product includes cryptographic software written by |
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* Eric Young (eay@mincom.oz.au)" |
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* The word 'cryptographic' can be left out if the rouines from the library |
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* being used are not cryptographic related :-). |
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* 4. If you include any Windows specific code (or a derivative thereof) from |
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* the apps directory (application code) you must include an acknowledgement: |
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* "This product includes software written by Tim Hudson (tjh@mincom.oz.au)" |
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* |
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* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND |
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE |
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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* SUCH DAMAGE. |
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* |
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* The licence and distribution terms for any publically available version or |
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* derivative of this code cannot be changed. i.e. this code cannot simply be |
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* copied and put under another distribution licence |
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* [including the GNU Public Licence.] |
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*/ |
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#ifndef HEADER_DES_H |
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#define HEADER_DES_H |
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#ifdef __cplusplus |
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extern "C" { |
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#endif |
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#include <stdio.h> |
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#define DES_LONG unsigned int |
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typedef unsigned char des_cblock[8]; |
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typedef struct des_ks_struct |
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{ |
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union { |
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des_cblock _; |
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/* make sure things are correct size on machines with |
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* 8 byte longs */ |
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DES_LONG pad[2]; |
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} ks; |
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#undef _ |
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#define _ ks._ |
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} des_key_schedule[16]; |
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#define DES_KEY_SZ (sizeof(des_cblock)) |
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#define DES_SCHEDULE_SZ (sizeof(des_key_schedule)) |
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#define DES_ENCRYPT 1 |
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#define DES_DECRYPT 0 |
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#define DES_CBC_MODE 0 |
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#define DES_PCBC_MODE 1 |
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#define des_ecb2_encrypt(i,o,k1,k2,e) \ |
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des_ecb3_encrypt((i),(o),(k1),(k2),(k1),(e)) |
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#define des_ede2_cbc_encrypt(i,o,l,k1,k2,iv,e) \ |
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des_ede3_cbc_encrypt((i),(o),(l),(k1),(k2),(k1),(iv),(e)) |
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#define des_ede2_cfb64_encrypt(i,o,l,k1,k2,iv,n,e) \ |
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des_ede3_cfb64_encrypt((i),(o),(l),(k1),(k2),(k1),(iv),(n),(e)) |
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#define des_ede2_ofb64_encrypt(i,o,l,k1,k2,iv,n) \ |
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des_ede3_ofb64_encrypt((i),(o),(l),(k1),(k2),(k1),(iv),(n)) |
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#define C_Block des_cblock |
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#define Key_schedule des_key_schedule |
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#define des_set_key_schedule des_set_key |
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#ifdef KERBEROS |
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#define ENCRYPT DES_ENCRYPT |
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#define DECRYPT DES_DECRYPT |
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#endif |
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#define KEY_SZ DES_KEY_SZ |
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#define string_to_key des_string_to_key |
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#define read_pw_string des_read_pw_string |
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#define random_key des_random_key |
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#define pcbc_encrypt des_pcbc_encrypt |
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#define set_key des_set_key |
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#define key_sched des_key_sched |
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#define ecb_encrypt des_ecb_encrypt |
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#define cbc_encrypt des_cbc_encrypt |
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#define ncbc_encrypt des_ncbc_encrypt |
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#define xcbc_encrypt des_xcbc_encrypt |
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#define cbc_cksum des_cbc_cksum |
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#define quad_cksum des_quad_cksum |
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/* For compatibility with the MIT lib - eay 20/05/92 */ |
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typedef des_key_schedule bit_64; |
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#define des_fixup_key_parity des_set_odd_parity |
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#define des_check_key_parity check_parity |
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extern int des_check_key; /* defaults to false */ |
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extern int des_rw_mode; /* defaults to DES_PCBC_MODE */ |
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/* The next line is used to disable full ANSI prototypes, if your |
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* compiler has problems with the prototypes, make sure this line always |
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* evaluates to true :-) */ |
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#if defined(MSDOS) || defined(__STDC__) |
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#undef _DES_NOPROTO |
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#endif |
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#ifndef _DES_NOPROTO |
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char *des_options(void); |
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void des_ecb3_encrypt(des_cblock *input,des_cblock *output, |
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des_key_schedule ks1,des_key_schedule ks2, |
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des_key_schedule ks3, int enc); |
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DES_LONG des_cbc_cksum(des_cblock *input,des_cblock *output, |
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long length,des_key_schedule schedule,des_cblock *ivec); |
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void des_cbc_encrypt(des_cblock *input,des_cblock *output,long length, |
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des_key_schedule schedule,des_cblock *ivec,int enc); |
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void des_ncbc_encrypt(des_cblock *input,des_cblock *output,long length, |
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des_key_schedule schedule,des_cblock *ivec,int enc); |
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void des_xcbc_encrypt(des_cblock *input,des_cblock *output,long length, |
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des_key_schedule schedule,des_cblock *ivec, |
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des_cblock *inw,des_cblock *outw,int enc); |
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void des_3cbc_encrypt(des_cblock *input,des_cblock *output,long length, |
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des_key_schedule sk1,des_key_schedule sk2, |
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des_cblock *ivec1,des_cblock *ivec2,int enc); |
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void des_cfb_encrypt(unsigned char *in,unsigned char *out,int numbits, |
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long length,des_key_schedule schedule,des_cblock *ivec,int enc); |
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void des_ecb_encrypt(des_cblock *input,des_cblock *output, |
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des_key_schedule ks,int enc); |
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void des_encrypt(DES_LONG *data,des_key_schedule ks, int enc); |
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void des_encrypt2(DES_LONG *data,des_key_schedule ks, int enc); |
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void des_encrypt3(DES_LONG *data, des_key_schedule ks1, |
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des_key_schedule ks2, des_key_schedule ks3); |
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void des_decrypt3(DES_LONG *data, des_key_schedule ks1, |
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des_key_schedule ks2, des_key_schedule ks3); |
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void des_ede3_cbc_encrypt(des_cblock *input, des_cblock *output, |
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long length, des_key_schedule ks1, des_key_schedule ks2, |
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des_key_schedule ks3, des_cblock *ivec, int enc); |
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void des_ede3_cfb64_encrypt(unsigned char *in, unsigned char *out, |
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long length, des_key_schedule ks1, des_key_schedule ks2, |
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des_key_schedule ks3, des_cblock *ivec, int *num, int encrypt); |
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void des_ede3_ofb64_encrypt(unsigned char *in, unsigned char *out, |
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long length, des_key_schedule ks1, des_key_schedule ks2, |
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des_key_schedule ks3, des_cblock *ivec, int *num); |
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int des_enc_read(int fd,char *buf,int len,des_key_schedule sched, |
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des_cblock *iv); |
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int des_enc_write(int fd,char *buf,int len,des_key_schedule sched, |
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des_cblock *iv); |
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char *des_fcrypt(const char *buf,const char *salt, char *ret); |
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char *des_crypt(const char *buf,const char *salt); |
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/* some stupid compilers complain because I have declared char instead |
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* of const char */ |
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#ifdef HEADER_DES_LOCL_H |
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char *crypt(const char *buf,const char *salt); |
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#else |
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char *crypt(); |
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#endif |
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void des_ofb_encrypt(unsigned char *in,unsigned char *out, |
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int numbits,long length,des_key_schedule schedule,des_cblock *ivec); |
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void des_pcbc_encrypt(des_cblock *input,des_cblock *output,long length, |
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des_key_schedule schedule,des_cblock *ivec,int enc); |
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DES_LONG des_quad_cksum(des_cblock *input,des_cblock *output, |
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long length,int out_count,des_cblock *seed); |
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void des_random_seed(des_cblock key); |
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void des_random_key(des_cblock ret); |
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int des_read_password(des_cblock *key,char *prompt,int verify); |
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int des_read_2passwords(des_cblock *key1,des_cblock *key2, |
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char *prompt,int verify); |
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int des_read_pw_string(char *buf,int length,char *prompt,int verify); |
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void des_set_odd_parity(des_cblock *key); |
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int des_is_weak_key(des_cblock *key); |
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int des_set_key(des_cblock *key,des_key_schedule schedule); |
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int des_key_sched(des_cblock *key,des_key_schedule schedule); |
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void des_string_to_key(char *str,des_cblock *key); |
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void des_string_to_2keys(char *str,des_cblock *key1,des_cblock *key2); |
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void des_cfb64_encrypt(unsigned char *in, unsigned char *out, long length, |
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des_key_schedule schedule, des_cblock *ivec, int *num, int enc); |
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void des_ofb64_encrypt(unsigned char *in, unsigned char *out, long length, |
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des_key_schedule schedule, des_cblock *ivec, int *num); |
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/* Extra functions from Mark Murray <mark@grondar.za> */ |
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void des_cblock_print_file(des_cblock *cb, FILE *fp); |
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/* The following functions are not in the normal unix build or the |
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* SSLeay build. When using the SSLeay build, use RAND_seed() |
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* and RAND_bytes() instead. */ |
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int des_new_random_key(des_cblock *key); |
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void des_init_random_number_generator(des_cblock *key); |
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void des_set_random_generator_seed(des_cblock *key); |
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void des_set_sequence_number(des_cblock new_sequence_number); |
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void des_generate_random_block(des_cblock *block); |
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#else |
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char *des_options(); |
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void des_ecb3_encrypt(); |
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DES_LONG des_cbc_cksum(); |
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void des_cbc_encrypt(); |
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void des_ncbc_encrypt(); |
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void des_xcbc_encrypt(); |
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void des_3cbc_encrypt(); |
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void des_cfb_encrypt(); |
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void des_ede3_cfb64_encrypt(); |
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void des_ede3_ofb64_encrypt(); |
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void des_ecb_encrypt(); |
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void des_encrypt(); |
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void des_encrypt2(); |
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void des_encrypt3(); |
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void des_decrypt3(); |
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void des_ede3_cbc_encrypt(); |
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int des_enc_read(); |
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int des_enc_write(); |
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char *des_fcrypt(); |
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char *des_crypt(); |
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char *crypt(); |
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void des_ofb_encrypt(); |
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void des_pcbc_encrypt(); |
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DES_LONG des_quad_cksum(); |
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void des_random_seed(); |
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void des_random_key(); |
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int des_read_password(); |
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int des_read_2passwords(); |
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int des_read_pw_string(); |
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void des_set_odd_parity(); |
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int des_is_weak_key(); |
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int des_set_key(); |
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int des_key_sched(); |
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void des_string_to_key(); |
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void des_string_to_2keys(); |
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void des_cfb64_encrypt(); |
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void des_ofb64_encrypt(); |
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/* Extra functions from Mark Murray <mark@grondar.za> */ |
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void des_cblock_print_file(); |
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/* The following functions are not in the normal unix build or the |
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* SSLeay build. When using the SSLeay build, use RAND_seed() |
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* and RAND_bytes() instead. */ |
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#ifdef FreeBSD |
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int des_new_random_key(); |
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void des_init_random_number_generator(); |
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void des_set_random_generator_seed(); |
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void des_set_sequence_number(); |
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void des_generate_random_block(); |
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#endif |
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#endif |
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#ifdef __cplusplus |
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} |
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#endif |
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#endif |