1
2 #define TEST_NAME "box_seal"
3 #include "cmptest.h"
4
5 int
main(void)6 main(void)
7 {
8 unsigned char pk[crypto_box_PUBLICKEYBYTES];
9 unsigned char sk[crypto_box_SECRETKEYBYTES];
10 unsigned char *c;
11 unsigned char *m;
12 unsigned char *m2;
13 size_t m_len;
14 size_t c_len;
15
16 crypto_box_keypair(pk, sk);
17 m_len = (size_t) randombytes_uniform(1000);
18 c_len = crypto_box_SEALBYTES + m_len;
19 m = (unsigned char *) sodium_malloc(m_len);
20 m2 = (unsigned char *) sodium_malloc(m_len);
21 c = (unsigned char *) sodium_malloc(c_len);
22 randombytes_buf(m, m_len);
23 if (crypto_box_seal(c, m, m_len, pk) != 0) {
24 printf("crypto_box_seal() failure\n");
25 return 1;
26 }
27 if (crypto_box_seal_open(m2, c, c_len, pk, sk) != 0) {
28 printf("crypto_box_seal_open() failure\n");
29 return 1;
30 }
31 printf("%d\n", memcmp(m, m2, m_len));
32
33 printf("%d\n", crypto_box_seal_open(m, c, 0U, pk, sk));
34 printf("%d\n", crypto_box_seal_open(m, c, c_len - 1U, pk, sk));
35 printf("%d\n", crypto_box_seal_open(m, c, c_len, sk, pk));
36
37 sodium_free(c);
38 sodium_free(m);
39 sodium_free(m2);
40
41 assert(crypto_box_sealbytes() == crypto_box_SEALBYTES);
42
43 return 0;
44 }
45