44 lines
949 B
C
Executable file
44 lines
949 B
C
Executable file
/* Encrypts, then decrypts, 2 MB of memory and verifies that the
|
|
values are as they should be. */
|
|
|
|
#include <string.h>
|
|
#include "tests/arc4.h"
|
|
#include "tests/lib.h"
|
|
#include "tests/main.h"
|
|
|
|
#define SIZE (2 * 1024 * 1024)
|
|
|
|
static char buf[SIZE];
|
|
|
|
void
|
|
test_main (void)
|
|
{
|
|
struct arc4 arc4;
|
|
size_t i;
|
|
|
|
/* Initialize to 0x5a. */
|
|
msg ("initialize");
|
|
memset (buf, 0x5a, sizeof buf);
|
|
|
|
/* Check that it's all 0x5a. */
|
|
msg ("read pass");
|
|
for (i = 0; i < SIZE; i++)
|
|
if (buf[i] != 0x5a)
|
|
fail ("byte %zu != 0x5a", i);
|
|
|
|
/* Encrypt zeros. */
|
|
msg ("read/modify/write pass one");
|
|
arc4_init (&arc4, "foobar", 6);
|
|
arc4_crypt (&arc4, buf, SIZE);
|
|
|
|
/* Decrypt back to zeros. */
|
|
msg ("read/modify/write pass two");
|
|
arc4_init (&arc4, "foobar", 6);
|
|
arc4_crypt (&arc4, buf, SIZE);
|
|
|
|
/* Check that it's all 0x5a. */
|
|
msg ("read pass");
|
|
for (i = 0; i < SIZE; i++)
|
|
if (buf[i] != 0x5a)
|
|
fail ("byte %zu != 0x5a", i);
|
|
}
|