unicorn/regress/map_write.c
2015-08-27 00:19:12 +02:00

50 lines
876 B
C

#include <unicorn/unicorn.h>
#include <stdio.h>
#include <stdlib.h>
#define ADDR 0x00400000
#define SIZE 1024*64
#define OVERFLOW 1
int main() {
uch uh;
char *buf, *buf2;
int i;
uc_err err;
err = uc_open (UC_ARCH_X86, UC_MODE_64, &uh);
if (err) {
printf ("uc_open %d\n", err);
return 1;
}
err = uc_mem_map (uh, ADDR, SIZE);
if (err) {
printf ("uc_mem_map %d\n", err);
return 1;
}
buf = calloc (SIZE*2, 1);
buf2 = calloc (SIZE, 1);
for (i=0;i<SIZE; i++) {
buf[i] = i & 0xff;
}
/* crash here */
err = uc_mem_write (uh, ADDR, buf, SIZE+OVERFLOW);
if (err) {
printf ("uc_mem_map %d\n", err);
return 1;
}
err = uc_mem_read (uh, ADDR+10, buf2, 4);
if (err) {
printf ("uc_mem_map %d\n", err);
return 1;
}
if (buf2[0] != 0xa) {
printf ("mem contents are wrong\n");
return 1;
}
printf ("OK\n");
free (buf);
free (buf2);
return 0;
}