1*f447f37aSriastradh
2*f447f37aSriastradh #define TEST_NAME "secretbox_easy2"
3*f447f37aSriastradh #include "cmptest.h"
4*f447f37aSriastradh
5*f447f37aSriastradh int
main(void)6*f447f37aSriastradh main(void)
7*f447f37aSriastradh {
8*f447f37aSriastradh unsigned char *m;
9*f447f37aSriastradh unsigned char *m2;
10*f447f37aSriastradh unsigned char *c;
11*f447f37aSriastradh unsigned char *nonce;
12*f447f37aSriastradh unsigned char *k;
13*f447f37aSriastradh unsigned char *mac;
14*f447f37aSriastradh size_t mlen;
15*f447f37aSriastradh size_t i;
16*f447f37aSriastradh
17*f447f37aSriastradh mlen = (size_t) randombytes_uniform((uint32_t) 10000) + 1U;
18*f447f37aSriastradh m = (unsigned char *) sodium_malloc(mlen);
19*f447f37aSriastradh m2 = (unsigned char *) sodium_malloc(mlen);
20*f447f37aSriastradh c = (unsigned char *) sodium_malloc(crypto_secretbox_MACBYTES + mlen);
21*f447f37aSriastradh nonce = (unsigned char *) sodium_malloc(crypto_secretbox_NONCEBYTES);
22*f447f37aSriastradh k = (unsigned char *) sodium_malloc(crypto_secretbox_KEYBYTES);
23*f447f37aSriastradh mac = (unsigned char *) sodium_malloc(crypto_secretbox_MACBYTES);
24*f447f37aSriastradh crypto_secretbox_keygen(k);
25*f447f37aSriastradh randombytes_buf(m, mlen);
26*f447f37aSriastradh randombytes_buf(nonce, crypto_secretbox_NONCEBYTES);
27*f447f37aSriastradh crypto_secretbox_easy(c, m, (unsigned long long) mlen, nonce, k);
28*f447f37aSriastradh if (crypto_secretbox_open_easy(
29*f447f37aSriastradh m2, c, (unsigned long long) mlen + crypto_secretbox_MACBYTES, nonce,
30*f447f37aSriastradh k) != 0) {
31*f447f37aSriastradh printf("crypto_secretbox_open_easy() failed\n");
32*f447f37aSriastradh }
33*f447f37aSriastradh printf("%d\n", memcmp(m, m2, mlen));
34*f447f37aSriastradh
35*f447f37aSriastradh for (i = 0; i < mlen + crypto_secretbox_MACBYTES - 1; i++) {
36*f447f37aSriastradh if (crypto_secretbox_open_easy(m2, c, (unsigned long long) i, nonce,
37*f447f37aSriastradh k) == 0) {
38*f447f37aSriastradh printf("short open() should have failed\n");
39*f447f37aSriastradh return 1;
40*f447f37aSriastradh }
41*f447f37aSriastradh }
42*f447f37aSriastradh crypto_secretbox_detached(c, mac, m, (unsigned long long) mlen, nonce, k);
43*f447f37aSriastradh if (crypto_secretbox_open_detached(NULL, c, mac, (unsigned long long) mlen,
44*f447f37aSriastradh nonce, k) != 0) {
45*f447f37aSriastradh printf("crypto_secretbox_open_detached() with a NULL message pointer failed\n");
46*f447f37aSriastradh }
47*f447f37aSriastradh if (crypto_secretbox_open_detached(m2, c, mac, (unsigned long long) mlen,
48*f447f37aSriastradh nonce, k) != 0) {
49*f447f37aSriastradh printf("crypto_secretbox_open_detached() failed\n");
50*f447f37aSriastradh }
51*f447f37aSriastradh printf("%d\n", memcmp(m, m2, mlen));
52*f447f37aSriastradh
53*f447f37aSriastradh memcpy(c, m, mlen);
54*f447f37aSriastradh crypto_secretbox_easy(c, c, (unsigned long long) mlen, nonce, k);
55*f447f37aSriastradh printf("%d\n", memcmp(m, c, mlen) == 0);
56*f447f37aSriastradh printf("%d\n", memcmp(m, c + crypto_secretbox_MACBYTES, mlen) == 0);
57*f447f37aSriastradh if (crypto_secretbox_open_easy(
58*f447f37aSriastradh c, c, (unsigned long long) mlen + crypto_secretbox_MACBYTES, nonce,
59*f447f37aSriastradh k) != 0) {
60*f447f37aSriastradh printf("crypto_secretbox_open_easy() failed\n");
61*f447f37aSriastradh }
62*f447f37aSriastradh printf("%d\n", memcmp(m, c, mlen));
63*f447f37aSriastradh
64*f447f37aSriastradh sodium_free(m);
65*f447f37aSriastradh sodium_free(m2);
66*f447f37aSriastradh sodium_free(c);
67*f447f37aSriastradh sodium_free(nonce);
68*f447f37aSriastradh sodium_free(k);
69*f447f37aSriastradh sodium_free(mac);
70*f447f37aSriastradh
71*f447f37aSriastradh return 0;
72*f447f37aSriastradh }
73