openssl1.0/crypto/des/DES.xs

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2019-08-09 10:00:55 +02:00
#include "EXTERN.h"
#include "perl.h"
#include "XSUB.h"
#include "des.h"
#define deschar char
static STRLEN len;
static int
not_here(s)
char *s;
{
croak("%s not implemented on this architecture", s);
return -1;
}
MODULE = DES PACKAGE = DES PREFIX = des_
char *
des_crypt(buf,salt)
char * buf
char * salt
void
des_set_odd_parity(key)
des_cblock * key
PPCODE:
{
SV *s;
s=sv_newmortal();
sv_setpvn(s,(char *)key,8);
des_set_odd_parity((des_cblock *)SvPV(s,na));
PUSHs(s);
}
int
des_is_weak_key(key)
des_cblock * key
des_key_schedule
des_set_key(key)
des_cblock * key
CODE:
des_set_key(key,RETVAL);
OUTPUT:
RETVAL
des_cblock
des_ecb_encrypt(input,ks,encrypt)
des_cblock * input
des_key_schedule * ks
int encrypt
CODE:
des_ecb_encrypt(input,&RETVAL,*ks,encrypt);
OUTPUT:
RETVAL
void
des_cbc_encrypt(input,ks,ivec,encrypt)
char * input
des_key_schedule * ks
des_cblock * ivec
int encrypt
PPCODE:
{
SV *s;
STRLEN len,l;
char *c;
l=SvCUR(ST(0));
len=((((unsigned long)l)+7)/8)*8;
s=sv_newmortal();
sv_setpvn(s,"",0);
SvGROW(s,len);
SvCUR_set(s,len);
c=(char *)SvPV(s,na);
des_cbc_encrypt((des_cblock *)input,(des_cblock *)c,
l,*ks,ivec,encrypt);
sv_setpvn(ST(2),(char *)c[len-8],8);
PUSHs(s);
}
void
des_cbc3_encrypt(input,ks1,ks2,ivec1,ivec2,encrypt)
char * input
des_key_schedule * ks1
des_key_schedule * ks2
des_cblock * ivec1
des_cblock * ivec2
int encrypt
PPCODE:
{
SV *s;
STRLEN len,l;
l=SvCUR(ST(0));
len=((((unsigned long)l)+7)/8)*8;
s=sv_newmortal();
sv_setpvn(s,"",0);
SvGROW(s,len);
SvCUR_set(s,len);
des_3cbc_encrypt((des_cblock *)input,(des_cblock *)SvPV(s,na),
l,*ks1,*ks2,ivec1,ivec2,encrypt);
sv_setpvn(ST(3),(char *)ivec1,8);
sv_setpvn(ST(4),(char *)ivec2,8);
PUSHs(s);
}
void
des_cbc_cksum(input,ks,ivec)
char * input
des_key_schedule * ks
des_cblock * ivec
PPCODE:
{
SV *s1,*s2;
STRLEN len,l;
des_cblock c;
unsigned long i1,i2;
s1=sv_newmortal();
s2=sv_newmortal();
l=SvCUR(ST(0));
des_cbc_cksum((des_cblock *)input,(des_cblock *)c,
l,*ks,ivec);
i1=c[4]|(c[5]<<8)|(c[6]<<16)|(c[7]<<24);
i2=c[0]|(c[1]<<8)|(c[2]<<16)|(c[3]<<24);
sv_setiv(s1,i1);
sv_setiv(s2,i2);
sv_setpvn(ST(2),(char *)c,8);
PUSHs(s1);
PUSHs(s2);
}
void
des_cfb_encrypt(input,numbits,ks,ivec,encrypt)
char * input
int numbits
des_key_schedule * ks
des_cblock * ivec
int encrypt
PPCODE:
{
SV *s;
STRLEN len;
char *c;
len=SvCUR(ST(0));
s=sv_newmortal();
sv_setpvn(s,"",0);
SvGROW(s,len);
SvCUR_set(s,len);
c=(char *)SvPV(s,na);
des_cfb_encrypt((unsigned char *)input,(unsigned char *)c,
(int)numbits,(long)len,*ks,ivec,encrypt);
sv_setpvn(ST(3),(char *)ivec,8);
PUSHs(s);
}
des_cblock *
des_ecb3_encrypt(input,ks1,ks2,encrypt)
des_cblock * input
des_key_schedule * ks1
des_key_schedule * ks2
int encrypt
CODE:
{
des_cblock c;
des_ecb3_encrypt((des_cblock *)input,(des_cblock *)&c,
*ks1,*ks2,encrypt);
RETVAL= &c;
}
OUTPUT:
RETVAL
void
des_ofb_encrypt(input,numbits,ks,ivec)
unsigned char * input
int numbits
des_key_schedule * ks
des_cblock * ivec
PPCODE:
{
SV *s;
STRLEN len,l;
unsigned char *c;
len=SvCUR(ST(0));
s=sv_newmortal();
sv_setpvn(s,"",0);
SvGROW(s,len);
SvCUR_set(s,len);
c=(unsigned char *)SvPV(s,na);
des_ofb_encrypt((unsigned char *)input,(unsigned char *)c,
numbits,len,*ks,ivec);
sv_setpvn(ST(3),(char *)ivec,8);
PUSHs(s);
}
void
des_pcbc_encrypt(input,ks,ivec,encrypt)
char * input
des_key_schedule * ks
des_cblock * ivec
int encrypt
PPCODE:
{
SV *s;
STRLEN len,l;
char *c;
l=SvCUR(ST(0));
len=((((unsigned long)l)+7)/8)*8;
s=sv_newmortal();
sv_setpvn(s,"",0);
SvGROW(s,len);
SvCUR_set(s,len);
c=(char *)SvPV(s,na);
des_pcbc_encrypt((des_cblock *)input,(des_cblock *)c,
l,*ks,ivec,encrypt);
sv_setpvn(ST(2),(char *)c[len-8],8);
PUSHs(s);
}
des_cblock *
des_random_key()
CODE:
{
des_cblock c;
des_random_key(c);
RETVAL=&c;
}
OUTPUT:
RETVAL
des_cblock *
des_string_to_key(str)
char * str
CODE:
{
des_cblock c;
des_string_to_key(str,&c);
RETVAL=&c;
}
OUTPUT:
RETVAL
void
des_string_to_2keys(str)
char * str
PPCODE:
{
des_cblock c1,c2;
SV *s1,*s2;
des_string_to_2keys(str,&c1,&c2);
EXTEND(sp,2);
s1=sv_newmortal();
sv_setpvn(s1,(char *)c1,8);
s2=sv_newmortal();
sv_setpvn(s2,(char *)c2,8);
PUSHs(s1);
PUSHs(s2);
}