72f3d8e36a
git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@273 ec53bebd-3082-4978-b11e-865c3cabbd6b
88 lines
3.6 KiB
C
88 lines
3.6 KiB
C
/* des.h */
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/* Copyright (C) 1993 Eric Young - see README for more details */
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#ifndef DES_DEFS
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#define DES_DEFS
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#include <sys/bitypes.h>
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#include <sys/cdefs.h>
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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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u_int32_t pad[2];
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} ks;
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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_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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#if !defined(NCOMPAT)
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#define C_Block des_cblock
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#define Key_schedule des_key_schedule
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#define ENCRYPT DES_ENCRYPT
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#define DECRYPT DES_DECRYPT
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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 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 struct des_ks_struct bit_64;
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#endif
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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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int des_3ecb_encrypt __P((des_cblock *input,des_cblock *output,des_key_schedule ks1,des_key_schedule ks2,int encrypt));
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int des_3cbc_encrypt __P((des_cblock *input,des_cblock *output,long length,des_key_schedule sk1,des_key_schedule sk2,des_cblock *ivec1,des_cblock *ivec2,int encrypt));
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u_int32_t des_cbc_cksum __P((des_cblock *input,des_cblock *output,long length,des_key_schedule schedule,des_cblock *ivec));
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int des_cbc_encrypt __P((des_cblock *input,des_cblock *output,long length,des_key_schedule schedule,des_cblock *ivec,int encrypt));
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int des_cfb_encrypt __P((unsigned char *in,unsigned char *out,int numbits,long length,des_key_schedule schedule,des_cblock *ivec,int encrypt));
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int des_ecb_encrypt __P((des_cblock *input,des_cblock *output,des_key_schedule ks,int encrypt));
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int des_encrypt __P((u_int32_t *input,u_int32_t *output,des_key_schedule ks, int encrypt));
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int des_enc_read __P((int fd,char *buf,int len,des_key_schedule sched,des_cblock *iv));
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int des_enc_write __P((int fd,char *buf,int len,des_key_schedule sched,des_cblock *iv));
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int des_ofb_encrypt __P((unsigned char *in,unsigned char *out,int numbits,long length,des_key_schedule schedule,des_cblock *ivec));
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int des_pcbc_encrypt __P((des_cblock *input,des_cblock *output,long length,des_key_schedule schedule,des_cblock *ivec,int encrypt));
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void des_set_odd_parity __P((des_cblock *key));
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int des_is_weak_key __P((des_cblock *key));
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int des_set_key __P((des_cblock *key,des_key_schedule schedule));
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int des_key_sched __P((des_cblock *key,des_key_schedule schedule));
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int des_string_to_key __P((char *str,des_cblock *key));
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int des_string_to_2keys __P((char *str,des_cblock *key1,des_cblock *key2));
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void des_set_random_generator_seed __P((des_cblock *seed));
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int des_new_random_key __P((des_cblock *key));
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void des_init_random_number_generator __P((des_cblock *seed));
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void des_set_sequence_number __P((unsigned char *ll));
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int des_random_key __P((des_cblock ret));
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int des_read_password __P((des_cblock *key,char *prompt,int verify));
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int des_read_2passwords __P((des_cblock *key1,des_cblock *key2,char *prompt,int verify));
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int des_read_pw_string __P((char *buf,int length,char *prompt,int verify));
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u_int32_t des_quad_cksum __P((des_cblock *input,des_cblock *output,long length,int out_count,des_cblock *seed));
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/* MIT Link and source compatibility */
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void des_fixup_key_parity __P((des_cblock *key));
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#define des_fixup_key_parity des_set_odd_parity
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#endif /* DES_DEFS */
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