Differential D21389 Diff 61302 head/sys/crypto/des/des_ecb.c

Changeset View

Standalone View

head/sys/crypto/des/des_ecb.c

Show First 20 Lines • Show All 91 Lines • ▼ Show 20 Lines	#endif
size="int";		size="int";
else		else
size="long";		size="long";
sprintf(buf,"des(%s,%s,%s,%s)",ptr,risc,unroll,size);		sprintf(buf,"des(%s,%s,%s,%s)",ptr,risc,unroll,size);
init=0;		init=0;
}		}
return(buf);		return(buf);
}		}
void des_ecb_encrypt(des_cblock input, des_cblock output,		void des_ecb_encrypt(unsigned char input, unsigned char output,
des_key_schedule ks, int enc)		des_key_schedule ks, int enc)
{		{
register DES_LONG l;		register DES_LONG l;
DES_LONG ll[2];		DES_LONG ll[2];
const unsigned char in=&(input)[0];		const unsigned char *in = input;
unsigned char out = &(output)[0];		unsigned char *out = output;

c2l(in,l); ll[0]=l;		c2l(in,l); ll[0]=l;
c2l(in,l); ll[1]=l;		c2l(in,l); ll[1]=l;
des_encrypt1(ll,ks,enc);		des_encrypt1(ll,ks,enc);
l=ll[0]; l2c(l,out);		l=ll[0]; l2c(l,out);
l=ll[1]; l2c(l,out);		l=ll[1]; l2c(l,out);
l=ll[0]=ll[1]=0;		l=ll[0]=ll[1]=0;
}		}

void des_ecb3_encrypt(des_cblock input, des_cblock output,		void des_ecb3_encrypt(unsigned char input, unsigned char output,
des_key_schedule ks1, des_key_schedule ks2, des_key_schedule ks3,		des_key_schedule ks1, des_key_schedule ks2, des_key_schedule ks3,
int enc)		int enc)
{		{
register DES_LONG l0,l1;		register DES_LONG l0,l1;
DES_LONG ll[2];		DES_LONG ll[2];
const unsigned char in = &(input)[0];		const unsigned char *in = input;
unsigned char out = &(output)[0];		unsigned char *out = output;

c2l(in,l0);		c2l(in,l0);
c2l(in,l1);		c2l(in,l1);
ll[0]=l0;		ll[0]=l0;
ll[1]=l1;		ll[1]=l1;

if (enc)		if (enc)
des_encrypt3(ll,ks1,ks2,ks3);		des_encrypt3(ll,ks1,ks2,ks3);
else		else
des_decrypt3(ll,ks1,ks2,ks3);		des_decrypt3(ll,ks1,ks2,ks3);

l0=ll[0];		l0=ll[0];
l1=ll[1];		l1=ll[1];
l2c(l0,out);		l2c(l0,out);
l2c(l1,out);		l2c(l1,out);
}		}