void bench_arc4(void)
{
Arc4 enc;
double start, total, persec;
int i;
#ifdef HAVE_CAVIUM
if (Arc4InitCavium(&enc, CAVIUM_DEV_ID) != 0)
printf("arc4 init cavium failed\n");
#endif
Arc4SetKey(&enc, key, 16);
start = current_time(1);
for(i = 0; i < numBlocks; i++)
Arc4Process(&enc, cipher, plain, sizeof(plain));
total = current_time(0) - start;
persec = 1 / total * numBlocks;
#ifdef BENCH_EMBEDDED
/* since using kB, convert to MB/s */
persec = persec / 1024;
#endif
printf("ARC4 %d %s took %5.3f seconds, %7.3f MB/s\n", numBlocks,
blockType, total, persec);
#ifdef HAVE_CAVIUM
Arc4FreeCavium(&enc);
#endif
}
void
tr_rc4_process (tr_rc4_ctx_t handle,
const void * input,
void * output,
size_t length)
{
assert (handle != NULL);
if (length == 0)
return;
assert (input != NULL);
assert (output != NULL);
Arc4Process (handle, output, input, length);
}
void bench_arc4(void)
{
Arc4 enc;
double start, total, persec;
int i;
Arc4SetKey(&enc, key, 16);
start = current_time();
for(i = 0; i < megs; i++)
Arc4Process(&enc, cipher, plain, sizeof(plain));
total = current_time() - start;
persec = 1 / total * megs;
printf("ARC4 %d megs took %5.3f seconds, %6.2f MB/s\n", megs, total,
persec);
}
/* place a generated block in output */
void RNG_GenerateBlock(RNG* rng, byte* output, word32 sz)
{
XMEMSET(output, 0, sz);
Arc4Process(&rng->cipher, output, output, sz);
}
int arc4_test()
{
byte cipher[16];
byte plain[16];
const char* keys[] =
{
"\x01\x23\x45\x67\x89\xab\xcd\xef",
"\x01\x23\x45\x67\x89\xab\xcd\xef",
"\x00\x00\x00\x00\x00\x00\x00\x00",
"\xef\x01\x23\x45"
};
testVector a, b, c, d;
testVector test_arc4[4];
int times = sizeof(test_arc4) / sizeof(testVector), i;
a.input = "\x01\x23\x45\x67\x89\xab\xcd\xef";
a.output = "\x75\xb7\x87\x80\x99\xe0\xc5\x96";
a.inLen = strlen(a.input);
a.outLen = strlen(a.output);
b.input = "\x00\x00\x00\x00\x00\x00\x00\x00";
b.output = "\x74\x94\xc2\xe7\x10\x4b\x08\x79";
b.inLen = strlen(b.input);
b.outLen = strlen(b.output);
c.input = "\x00\x00\x00\x00\x00\x00\x00\x00";
c.output = "\xde\x18\x89\x41\xa3\x37\x5d\x3a";
c.inLen = strlen(c.input);
c.outLen = strlen(c.output);
d.input = "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00";
d.output = "\xd6\xa1\x41\xa7\xec\x3c\x38\xdf\xbd\x61";
d.inLen = strlen(d.input);
d.outLen = strlen(d.output);
test_arc4[0] = a;
test_arc4[1] = b;
test_arc4[2] = c;
test_arc4[3] = d;
for (i = 0; i < times; ++i) {
Arc4 enc;
Arc4 dec;
Arc4SetKey(&enc, (byte*)keys[i], (word32)strlen(keys[i]));
Arc4SetKey(&dec, (byte*)keys[i], (word32)strlen(keys[i]));
Arc4Process(&enc, cipher, (byte*)test_arc4[i].input,
(word32)test_arc4[i].outLen);
Arc4Process(&dec, plain, cipher, (word32)test_arc4[i].outLen);
if (memcmp(plain, test_arc4[i].input, test_arc4[i].outLen))
return -20 - i;
if (memcmp(cipher, test_arc4[i].output, test_arc4[i].outLen))
return -20 - 5 - i;
}
return 0;
}