X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=crypto%2Fdes%2Fdes.h;h=9bc178113729fab55d01e64c0e6a4671234b849e;hb=9e09eebf94c933686077a1b1b2d60248acb9ba67;hp=08cd626c1223b8d8062891b20691bdcfdb7bf97c;hpb=37b7185b5dafec8c1798b2f7ebb3e5c22bf74fa4;p=oweals%2Fopenssl.git diff --git a/crypto/des/des.h b/crypto/des/des.h index 08cd626c12..9bc1781137 100644 --- a/crypto/des/des.h +++ b/crypto/des/des.h @@ -59,11 +59,7 @@ #ifndef HEADER_DES_H #define HEADER_DES_H -#ifdef __cplusplus -extern "C" { -#endif - -#ifdef NO_DES +#ifdef OPENSSL_NO_DES #error DES is disabled. #endif @@ -71,28 +67,33 @@ extern "C" { #error replaces . #endif -#include #include /* DES_LONG */ #include /* OPENSSL_EXTERN */ +#ifdef OPENSSL_BUILD_SHLIBCRYPTO +# undef OPENSSL_EXTERN +# define OPENSSL_EXTERN OPENSSL_EXPORT +#endif + +#ifdef __cplusplus +extern "C" { +#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. - * I haven't seen that warning on other systems ... I'll look - * what the standard says. */ + * and const_des_cblock * are incompatible pointer types. */ - -typedef struct des_ks_struct +typedef struct des_ks + { + union { - union { - des_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]; + des_cblock cblock; + /* make sure things are correct size on machines with + * 8 byte longs */ + DES_LONG deslong[2]; + } ks[16]; + } des_key_schedule; #define DES_KEY_SZ (sizeof(des_cblock)) #define DES_SCHEDULE_SZ (sizeof(des_key_schedule)) @@ -115,63 +116,82 @@ typedef struct des_ks_struct #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 */ +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_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, + 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, + 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, + 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, + 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, + 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); + 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); + 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_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, + 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, + 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, +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, +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); @@ -179,34 +199,32 @@ char *des_crypt(const char *buf,const char *salt); 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); + 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, + 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); +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); -int des_set_key(const_des_cblock *key,des_key_schedule schedule); -int des_key_sched(const_des_cblock *key,des_key_schedule schedule); +/* 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_release_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, + 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); - + des_key_schedule *schedule,des_cblock *ivec,int *num); /* The following definitions provide compatibility with the MIT Kerberos * library. The des_key_schedule structure is not binary compatible. */ @@ -236,11 +254,10 @@ void des_cblock_print_file(const_des_cblock *cb, FILE *fp); # define xcbc_encrypt des_xcbc_encrypt # define cbc_cksum des_cbc_cksum # define quad_cksum des_quad_cksum +# define check_parity des_check_key_parity #endif -typedef des_key_schedule bit_64; #define des_fixup_key_parity des_set_odd_parity -#define des_check_key_parity check_parity #ifdef __cplusplus }