/* Essentially a profiling tool to compare vs. md5sum/cksum */
int main (int argc, char** argv) {
void* tmp;
off_t len, align;
int i;
if (argc != 2) {
fprintf(stderr, "Syntax: %s <filename>\n", argv[0]);
return 1;
}
if ((fd = open(argv[1], O_RDONLY)) == -1) {
perror(argv[1]);
return 1;
}
len = lseek(fd, 0, SEEK_END);
align = (len + 4095) & ~0x8ffUL;
if ((tmp = mmap(0, align, PROT_READ|PROT_WRITE, MAP_PRIVATE, fd, 0)) == MAP_FAILED) {
perror("mmap");
return 1;
}
block = (unsigned char*)tmp;
memset(nonce, 0, sizeof(nonce));
poly1305aes_clamp(kr);
poly1305aes_authenticate(mac,kr,nonce,block,len);
for (i = 0; i < 16; ++i)
printf("%02x", mac[i]);
printf("\n");
return 0;
}
int main()
{
int loop;
int len;
int i;
int x;
int y;
for (loop = 0;loop < 1000000;++loop) {
len = 0;
for (;;) {
poly1305aes_authenticate(out,kr,n,m,len);
for (i = 0;i < 16;++i) printf("%02x",(unsigned int) out[i]);
printf("\n");
if (!poly1305aes_verify(out,kr,n,m,len)) {
printf("poly1305aes_verify failed\n");
return 1;
}
x = random() & 15;
y = 1 + (random() % 255);
out[x] += y;
if (poly1305aes_verify(out,kr,n,m,len)) {
printf("poly1305aes_verify succeeded on bad input\n");
return 1;
}
out[x] -= y;
if (len >= MAXLEN) break;
n[0] ^= loop;
for (i = 0;i < 16;++i) n[i] ^= out[i];
if (len % 2) for (i = 0;i < 16;++i) kr[i] ^= out[i];
if (len % 3) for (i = 0;i < 16;++i) kr[i + 16] ^= out[i];
poly1305aes_clamp(kr);
m[len++] ^= out[0];
}
}
return 0;
}
int main()
{
int loop;
int len;
int i;
int x;
int y;
for (loop = 0; loop < 1000000; ++loop) {
len = 0;
for (;;) {
poly1305aes_authenticate(out,kr,n,m,len);
for (i = 0;i < 16;++i) printf("%02x",(unsigned int) out[i]);
printf("\n");
x = random() & 15;
y = 1 + (random() % 255);
if (len >= MAXLEN)
break;
n[0] ^= loop;
for (i = 0;i < 16;++i)
n[i] ^= out[i];
if (len % 2)
for (i = 0;i < 16;++i)
kr[i] ^= out[i];
if (len % 3)
for (i = 0;i < 16;++i)
kr[i + 16] ^= out[i];
m[len++] ^= out[0];
}
}
return 0;
}
