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174 lines
7.4 KiB
174 lines
7.4 KiB
/* |
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* Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved. |
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* |
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* Licensed under the OpenSSL license (the "License"). You may not use |
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* this file except in compliance with the License. You can obtain a copy |
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* in the file LICENSE in the source distribution or at |
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* https://www.openssl.org/source/license.html |
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*/ |
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#ifndef HEADER_DES_H |
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# define HEADER_DES_H |
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# include <openssl/opensslconf.h> |
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# ifndef OPENSSL_NO_DES |
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# ifdef __cplusplus |
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extern "C" { |
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# endif |
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# include <openssl/e_os2.h> |
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typedef unsigned int DES_LONG; |
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# ifdef OPENSSL_BUILD_SHLIBCRYPTO |
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# undef OPENSSL_EXTERN |
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# define OPENSSL_EXTERN OPENSSL_EXPORT |
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# endif |
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typedef unsigned char DES_cblock[8]; |
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typedef /* const */ unsigned char const_DES_cblock[8]; |
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/* |
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* With "const", gcc 2.8.1 on Solaris thinks that DES_cblock * and |
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* const_DES_cblock * are incompatible pointer types. |
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*/ |
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typedef struct DES_ks { |
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union { |
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DES_cblock cblock; |
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/* |
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* make sure things are correct size on machines with 8 byte longs |
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*/ |
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DES_LONG deslong[2]; |
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} ks[16]; |
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} DES_key_schedule; |
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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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OPENSSL_DECLARE_GLOBAL(int, DES_check_key); /* defaults to false */ |
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# define DES_check_key OPENSSL_GLOBAL_REF(DES_check_key) |
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const char *DES_options(void); |
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void DES_ecb3_encrypt(const_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(const unsigned char *input, DES_cblock *output, |
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long length, DES_key_schedule *schedule, |
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const_DES_cblock *ivec); |
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/* DES_cbc_encrypt does not update the IV! Use DES_ncbc_encrypt instead. */ |
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void DES_cbc_encrypt(const unsigned char *input, unsigned char *output, |
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long length, DES_key_schedule *schedule, |
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DES_cblock *ivec, int enc); |
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void DES_ncbc_encrypt(const unsigned char *input, unsigned char *output, |
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long length, DES_key_schedule *schedule, |
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DES_cblock *ivec, int enc); |
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void DES_xcbc_encrypt(const unsigned char *input, unsigned char *output, |
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long length, DES_key_schedule *schedule, |
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DES_cblock *ivec, const_DES_cblock *inw, |
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const_DES_cblock *outw, int enc); |
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void DES_cfb_encrypt(const unsigned char *in, unsigned char *out, int numbits, |
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long length, DES_key_schedule *schedule, |
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DES_cblock *ivec, int enc); |
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void DES_ecb_encrypt(const_DES_cblock *input, DES_cblock *output, |
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DES_key_schedule *ks, int enc); |
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/* |
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* This is the DES encryption function that gets called by just about every |
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* other DES routine in the library. You should not use this function except |
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* to implement 'modes' of DES. I say this because the functions that call |
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* this routine do the conversion from 'char *' to long, and this needs to be |
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* done to make sure 'non-aligned' memory access do not occur. The |
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* characters are loaded 'little endian'. Data is a pointer to 2 unsigned |
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* long's and ks is the DES_key_schedule to use. enc, is non zero specifies |
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* encryption, zero if decryption. |
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*/ |
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void DES_encrypt1(DES_LONG *data, DES_key_schedule *ks, int enc); |
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/* |
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* This functions is the same as DES_encrypt1() except that the DES initial |
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* permutation (IP) and final permutation (FP) have been left out. As for |
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* DES_encrypt1(), you should not use this function. It is used by the |
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* routines in the library that implement triple DES. IP() DES_encrypt2() |
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* DES_encrypt2() DES_encrypt2() FP() is the same as DES_encrypt1() |
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* DES_encrypt1() DES_encrypt1() except faster :-). |
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*/ |
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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(const unsigned char *input, unsigned char *output, |
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long length, |
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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(const unsigned char *in, unsigned char *out, |
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long length, DES_key_schedule *ks1, |
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DES_key_schedule *ks2, DES_key_schedule *ks3, |
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DES_cblock *ivec, int *num, int enc); |
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void DES_ede3_cfb_encrypt(const unsigned char *in, unsigned char *out, |
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int numbits, long length, DES_key_schedule *ks1, |
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DES_key_schedule *ks2, DES_key_schedule *ks3, |
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DES_cblock *ivec, int enc); |
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void DES_ede3_ofb64_encrypt(const unsigned char *in, unsigned char *out, |
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long length, DES_key_schedule *ks1, |
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DES_key_schedule *ks2, DES_key_schedule *ks3, |
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DES_cblock *ivec, int *num); |
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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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void DES_ofb_encrypt(const unsigned char *in, unsigned char *out, int numbits, |
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long length, DES_key_schedule *schedule, |
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DES_cblock *ivec); |
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void DES_pcbc_encrypt(const unsigned char *input, unsigned char *output, |
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long length, DES_key_schedule *schedule, |
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DES_cblock *ivec, int enc); |
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DES_LONG DES_quad_cksum(const unsigned char *input, DES_cblock output[], |
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long length, int out_count, DES_cblock *seed); |
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int DES_random_key(DES_cblock *ret); |
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void DES_set_odd_parity(DES_cblock *key); |
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int DES_check_key_parity(const_DES_cblock *key); |
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int DES_is_weak_key(const_DES_cblock *key); |
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/* |
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* DES_set_key (= set_key = DES_key_sched = key_sched) calls |
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* DES_set_key_checked if global variable DES_check_key is set, |
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* DES_set_key_unchecked otherwise. |
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*/ |
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int DES_set_key(const_DES_cblock *key, DES_key_schedule *schedule); |
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int DES_key_sched(const_DES_cblock *key, DES_key_schedule *schedule); |
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int DES_set_key_checked(const_DES_cblock *key, DES_key_schedule *schedule); |
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void DES_set_key_unchecked(const_DES_cblock *key, DES_key_schedule *schedule); |
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void DES_string_to_key(const char *str, DES_cblock *key); |
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void DES_string_to_2keys(const char *str, DES_cblock *key1, DES_cblock *key2); |
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void DES_cfb64_encrypt(const unsigned char *in, unsigned char *out, |
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long length, DES_key_schedule *schedule, |
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DES_cblock *ivec, int *num, int enc); |
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void DES_ofb64_encrypt(const unsigned char *in, unsigned char *out, |
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long length, DES_key_schedule *schedule, |
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DES_cblock *ivec, int *num); |
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# define DES_fixup_key_parity DES_set_odd_parity |
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# ifdef __cplusplus |
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} |
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# endif |
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# endif |
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#endif
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