release/src/router/libsodium/test/default/generichash2.c

   1
   2 #define TEST_NAME "generichash2"
   3 #include "cmptest.h"
   4
   5 int
   6 main(void)
   7 {
   8 #define MAXLEN 64
   9     crypto_generichash_state st;
  10     unsigned char in[MAXLEN], out[crypto_generichash_BYTES_MAX],
  11         k[crypto_generichash_KEYBYTES_MAX];
  12     size_t h, i, j;
  13
  14     assert(crypto_generichash_statebytes() >= sizeof st);
  15     for (h = 0; h < crypto_generichash_KEYBYTES_MAX; ++h)
  16         k[h] = h;
  17
  18     for (i = 0; i < MAXLEN; ++i) {
  19         in[i] = i;
  20         if (crypto_generichash_init(&st, k,
  21                                     1 + i % crypto_generichash_KEYBYTES_MAX,
  22                                     1 + i % crypto_generichash_BYTES_MAX) != 0) {
  23             printf("crypto_generichash_init()\n");
  24             return 1;
  25         }
  26         crypto_generichash_update(&st, in, i);
  27         crypto_generichash_update(&st, in, i);
  28         crypto_generichash_update(&st, in, i);
  29         crypto_generichash_final(&st, out,
  30                                  1 + i % crypto_generichash_BYTES_MAX);
  31         for (j = 0; j < 1 + i % crypto_generichash_BYTES_MAX; ++j) {
  32             printf("%02x", (unsigned int)out[j]);
  33         }
  34         printf("\n");
  35     }
  36
  37     assert(crypto_generichash_init(&st, k, sizeof k, 0U) == -1);
  38     assert(crypto_generichash_init(&st, k, sizeof k,
  39                                    crypto_generichash_BYTES_MAX + 1U) == -1);
  40     assert(crypto_generichash_init(&st, k, crypto_generichash_KEYBYTES_MAX + 1U,
  41                                    sizeof out) == -1);
  42     assert(crypto_generichash_init(&st, k, 0U, sizeof out) == 0);
  43     assert(crypto_generichash_init(&st, k, 1U, sizeof out) == 0);
  44     assert(crypto_generichash_init(&st, NULL, 1U, 0U) == -1);
  45     assert(crypto_generichash_init(&st, NULL, crypto_generichash_KEYBYTES,
  46                                    1U) == 0);
  47     assert(crypto_generichash_init(&st, NULL, crypto_generichash_KEYBYTES,
  48                                    0U) == -1);
  49     return 0;
  50 }