int main(void)
{
/* create Views object, initialize struct box view */
union views box = {{YES, YELLOW, YES, GREEN, DASHED}};
char binStr[8 * sizeof(unsigned int) + 1];
printf("Original box settings:\n");
showSettings(&box.st_view);
printf("\nBox settings using unsigned int view:\n");
showSettings1(box.ui_view);
printf("bits are %s\n",
intToBits(box.ui_view, binStr));
box.ui_view &= ~FILL_MASK; /* clear fill bits */
box.ui_view |= FILL_BLUE | FILL_GREEN; /* reset fill */
box.ui_view ^= OPAQUE; /* toggle opacity */
box.ui_view |= BORDER_RED; /* wrong approach */
box.ui_view &= ~STYLE_MASK; /* clear style bits */
box.ui_view |= B_DOTTED; /* set style to dotted*/
printf("\nModified box settings:\n");
showSettings(&box.st_view);
printf("\nBox settings using unsigned int view:\n");
showSettings1(box.ui_view);
printf("bits are %s\n",
intToBits(box.ui_view, binStr));
return 0;
}
bool Waters05::verify(CharmList & pk, ZR & M, CharmList & sig)
{
G1 g;
G1 g1;
G1 g2;
CharmListG1 u;
G1 ut;
G1 S1;
G1 S2;
CharmListZR m;
G1 dotProd2 = group.init(G1_t, 1);
g = pk[0].getG1();
g1 = pk[1].getG1();
g2 = pk[2].getG1();
u = pk[3].getListG1();
ut = pk[4].getG1();
S1 = sig[0].getG1();
S2 = sig[1].getG1();
m = intToBits(M, l); // make sure this func works
group.init(dotProd2, 1);
for (int i = 0; i < l; i++)
{
dotProd2 = group.mul(dotProd2, group.exp(u[i], m[i]));
}
if ( ( (group.div(group.pair(S1, g), group.pair(S2, group.mul(ut, dotProd2)))) == (group.pair(g1, g2)) ) )
{
return true;
}
else
{
return false;
}
}
void Waters05::sign(CharmList & pk, G1 & sk, ZR & M, CharmList & sig)
{
G1 g;
G1 g1;
G1 g2;
CharmListG1 u;
G1 ut;
CharmListZR m;
ZR r;
G1 S2;
G1 dotProd1 = group.init(G1_t, 1);
G1 S1;
g = pk[0].getG1();
g1 = pk[1].getG1();
g2 = pk[2].getG1();
u = pk[3].getListG1();
ut = pk[4].getG1();
m = intToBits(M, l);
r = group.random(ZR_t);
S2 = group.exp(g, r);
group.init(dotProd1, 1);
for (int i = 0; i < l; i++)
{
dotProd1 = group.mul(dotProd1, group.exp(u[i], m[i]));
}
S1 = group.mul(sk, group.exp(group.mul(ut, dotProd1), r));
sig.insert(0, S1);
sig.insert(1, S2);
return;
}
int main(void)
{
char binStr[CHAR_BIT * sizeof(int) + 1];
int number;
puts("Enter integers and see them in binary.");
puts("Non-numeric input terminates program.");
while (scanf_s("%d", &number) == 1)
{
intToBits(number, binStr);
printf("%d is\n", number);
showBstr(binStr);
putchar('\n');
number = invertStart(number, 4);
printf("Inverting the last 4 bits gives\n");
showBstr(intToBits(number, binStr));
putchar('\n');
}
puts("Bye!");
return 0;
}
