www.pudn.com > sslref30.zip > deseay.h

/* des.h */ 
/* Copyright (C) 1993 Eric Young - see README for more details */ 
#ifndef DES_DEFS 
#define DES_DEFS 
 
typedef unsigned char des_cblock[8]; 
typedef struct des_ks_struct 
    { 
    union   { 
        des_cblock _; 
        /* make sure things are correct size on machines with 
         * 8 byte longs */ 
        unsigned long pad[2]; 
        } ks; 
#define _   ks._ 
    } des_key_schedule[16]; 
 
#define DES_KEY_SZ  (sizeof(des_cblock)) 
#define DES_ENCRYPT 1 
#define DES_DECRYPT 0 
 
#define DES_CBC_MODE    0 
#define DES_PCBC_MODE   1 
 
#define C_Block des_cblock 
#define Key_schedule des_key_schedule 
#define ENCRYPT DES_ENCRYPT 
#define DECRYPT DES_DECRYPT 
#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 cbc_cksum des_cbc_cksum 
#define quad_cksum des_quad_cksum 
 
/* For compatibility with the MIT lib - eay 20/05/92 */ 
typedef struct des_ks_struct bit_64; 
 
extern int des_check_key;   /* defaults to false */ 
extern int des_rw_mode;     /* defaults to DES_PCBC_MODE */ 
 
/* The next line is used to disable full ANSI prototypes, if your 
 * compiler has problems with the prototypes, make sure this line always 
 * evaluates to true :-) */ 
#if !defined(MSDOS) && !defined(__STDC__) 
#ifndef KERBEROS 
int des_3ecb_encrypt(); 
int des_cbc_encrypt(); 
int des_3cbc_encrypt(); 
int des_cfb_encrypt(); 
int des_ecb_encrypt(); 
int des_encrypt(); 
int des_enc_read(); 
int des_enc_write(); 
int des_ofb_encrypt(); 
int des_pcbc_encrypt(); 
int des_random_key(); 
int des_read_password(); 
int des_read_2passwords(); 
int des_read_pw_string(); 
int des_is_weak_key(); 
int des_set_key(); 
int des_key_sched(); 
int des_string_to_key(); 
int des_string_to_2keys(); 
#endif 
char *crypt(); 
unsigned long des_cbc_cksum(); 
unsigned long des_quad_cksum(); 
unsigned long des_cbc_cksum(); 
void des_set_odd_parity(); 
#else /* PROTO */ 
int des_3ecb_encrypt(des_cblock *input,des_cblock *output,\ 
    des_key_schedule ks1,des_key_schedule ks2,int encrypt); 
unsigned long des_cbc_cksum(des_cblock *input,des_cblock *output,\ 
    long length,des_key_schedule schedule,des_cblock *ivec); 
int des_cbc_encrypt(des_cblock *input,des_cblock *output,long length,\ 
    des_key_schedule schedule,des_cblock *ivec,int encrypt); 
int des_3cbc_encrypt(des_cblock *input,des_cblock *output,long length,\ 
    des_key_schedule sk1,des_key_schedule sk2,\ 
    des_cblock *ivec1,des_cblock *ivec2,int encrypt); 
int des_cfb_encrypt(unsigned char *in,unsigned char *out,int numbits,\ 
    long length,des_key_schedule schedule,des_cblock *ivec,int encrypt); 
int des_ecb_encrypt(des_cblock *input,des_cblock *output,\ 
    des_key_schedule ks,int encrypt); 
int des_encrypt(unsigned long *input,unsigned long *output, 
    des_key_schedule ks, int encrypt); 
int des_enc_read(int fd,char *buf,int len,des_key_schedule sched,\ 
    des_cblock *iv); 
int des_enc_write(int fd,char *buf,int len,des_key_schedule sched,\ 
    des_cblock *iv); 
char *crypt(char *buf,char *salt); 
int des_ofb_encrypt(unsigned char *in,unsigned char *out,\ 
    int numbits,long length,des_key_schedule schedule,des_cblock *ivec); 
int des_pcbc_encrypt(des_cblock *input,des_cblock *output,long length,\ 
    des_key_schedule schedule,des_cblock *ivec,int encrypt); 
unsigned long des_quad_cksum(des_cblock *input,des_cblock *output,\ 
    long length,int out_count,des_cblock *seed); 
int des_random_key(des_cblock ret); 
int des_read_password(des_cblock *key,char *prompt,int verify); 
int des_read_2passwords(des_cblock *key1,des_cblock *key2, \ 
    char *prompt,int verify); 
int des_read_pw_string(char *buf,int length,char *prompt,int verify); 
void des_set_odd_parity(des_cblock *key); 
int des_is_weak_key(des_cblock *key); 
int des_set_key(des_cblock *key,des_key_schedule schedule); 
int des_key_sched(des_cblock *key,des_key_schedule schedule); 
int des_string_to_key(char *str,des_cblock *key); 
int des_string_to_2keys(char *str,des_cblock *key1,des_cblock *key2); 
#endif 
#endif