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