toxcore/nacl/cpuid/x86.c
2013-07-02 09:53:34 -04:00

42 lines
718 B
C

#include <stdio.h>
#include <stdlib.h>
#include <signal.h>
#include <unistd.h>
void nope()
{
exit(1);
}
int main()
{
unsigned long x[4];
unsigned long y[4];
int i;
int j;
char c;
signal(SIGILL,nope);
x[0] = 0;
x[1] = 0;
x[2] = 0;
x[3] = 0;
asm volatile(".byte 15;.byte 162" : "=a"(x[0]),"=b"(x[1]),"=c"(x[3]),"=d"(x[2]) : "0"(0) );
if (!x[0]) return 0;
asm volatile(".byte 15;.byte 162" : "=a"(y[0]),"=b"(y[1]),"=c"(y[2]),"=d"(y[3]) : "0"(1) );
for (i = 1;i < 4;++i)
for (j = 0;j < 4;++j) {
c = x[i] >> (8 * j);
if (c < 32) c = 32;
if (c > 126) c = 126;
putchar(c);
}
printf("-%08x-%08x\n",(unsigned int) y[0],(unsigned int) y[3]);
return 0;
}