release/src/router/libsodium/test/default/box_seal.c

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