in=(unsigned char *)input; out=(unsigned char *)output;
void des_ecb_encrypt(input, output, ks, enc)des_cblock (*input);des_cblock (*output);des_key_schedule ks;int enc;	{	register DES_LONG l;	register unsigned char *in,*out;	DES_LONG ll[2];	in=(unsigned char *)input;	out=(unsigned char *)output;	c2l(in,l); ll[0]=l;	c2l(in,l); ll[1]=l;	des_encrypt(ll,ks,enc);	l=ll[0]; l2c(l,out);	l=ll[1]; l2c(l,out);	l=ll[0]=ll[1]=0;	}