X-Git-Url: https://git.openssl.org/gitweb/?p=openssl.git;a=blobdiff_plain;f=crypto%2Fdes%2Fdes.h;h=0accc9b72386f8822bbbe70bf6a790e7265172fc;hp=67f90aaf172feb90ea0af01dc74073ee828070fb;hb=109f1031a8d03a7c0a7c53c82314505ec5b7b207;hpb=fd556cbfb6f2c919c0bf515f0841e7231270af20 diff --git a/crypto/des/des.h b/crypto/des/des.h index 67f90aaf17..0accc9b723 100644 --- a/crypto/des/des.h +++ b/crypto/des/des.h @@ -5,21 +5,21 @@ * 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: @@ -34,10 +34,10 @@ * 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 + * 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 @@ -49,198 +49,197 @@ * 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_DES_H -#define HEADER_DES_H +#ifndef HEADER_NEW_DES_H +# define HEADER_NEW_DES_H -#ifdef __cplusplus -extern "C" { -#endif +# include /* OPENSSL_EXTERN, OPENSSL_NO_DES, DES_LONG + * (via openssl/opensslconf.h */ -#ifdef NO_DES -#error DES is disabled. -#endif +# ifdef OPENSSL_NO_DES +# error DES is disabled. +# endif -#ifdef _KERBEROS_DES_H -#error replaces . -#endif +# ifdef OPENSSL_BUILD_SHLIBCRYPTO +# undef OPENSSL_EXTERN +# define OPENSSL_EXTERN OPENSSL_EXPORT +# endif -#include -#include /* DES_LONG */ -#include /* OPENSSL_EXTERN */ - -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. - * I haven't seen that warning on other systems ... I'll look - * what the standard says. */ - - -typedef struct des_ks_struct - { - union { - des_cblock cblock; - /* make sure things are correct size on machines with - * 8 byte longs */ - DES_LONG deslong[2]; - } ks; - int weak_key; - } des_key_schedule[16]; - -#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_EXTERN int des_check_key; /* defaults to false */ -OPENSSL_EXTERN int des_rw_mode; /* defaults to DES_PCBC_MODE */ -OPENSSL_EXTERN int des_set_weak_key_flag; /* set the weak key flag */ - -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); -void des_encrypt(DES_LONG *data,des_key_schedule ks, int enc); -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_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); - -void des_xwhite_in2out(const_des_cblock *des_key,const_des_cblock *in_white, - des_cblock *out_white); - -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); -#if !defined(PERL5) && !defined(__FreeBSD__) && !defined(NeXT) -char *crypt(const char *buf,const char *salt); -#endif -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); -void des_random_seed(des_cblock *key); -void des_random_key(des_cblock *ret); -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); -int des_read_pw_string(char *buf,int length,const char *prompt,int verify); -void des_set_odd_parity(des_cblock *key); -int des_is_weak_key(const_des_cblock *key); -int des_set_key(const_des_cblock *key,des_key_schedule schedule); -int des_key_sched(const_des_cblock *key,des_key_schedule schedule); -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_pw(char *buf,char *buff,int size,const char *prompt,int verify); - -/* Extra functions from Mark Murray */ -void des_cblock_print_file(const_des_cblock *cb, FILE *fp); - -/* The following definitions provide compatibility with the MIT Kerberos - * library. The des_key_schedule structure is not binary compatible. */ - -#define _KERBEROS_DES_H - -#define KRBDES_ENCRYPT DES_ENCRYPT -#define KRBDES_DECRYPT DES_DECRYPT - -#ifdef KERBEROS -# define ENCRYPT DES_ENCRYPT -# define DECRYPT DES_DECRYPT +#ifdef __cplusplus +extern "C" { #endif -#ifndef NCOMPAT -# define C_Block des_cblock -# define Key_schedule des_key_schedule -# define KEY_SZ DES_KEY_SZ -# define string_to_key des_string_to_key -# define read_pw_string des_read_pw_string -# define random_key des_random_key -# define pcbc_encrypt des_pcbc_encrypt -# define set_key des_set_key -# define key_sched des_key_sched -# define ecb_encrypt des_ecb_encrypt -# define cbc_encrypt des_cbc_encrypt -# define ncbc_encrypt des_ncbc_encrypt -# define xcbc_encrypt des_xcbc_encrypt -# define cbc_cksum des_cbc_cksum -# define quad_cksum des_quad_cksum -#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 des_key_schedule bit_64; -#define des_fixup_key_parity des_set_odd_parity -#define des_check_key_parity check_parity +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 +# 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_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); +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 }