C++ (Cpp) gcm_aes128_set_key示例

示例#1

文件： cipher-override.c 项目： attilamolnar/gnutls

static int
myaes_gcm_setkey(void *_ctx, const void *userkey, size_t keysize)
{
	struct myaes_gcm_ctx *ctx = _ctx;

	gcm_aes128_set_key(&ctx->aes, userkey);

	return 0;
}

示例#2

文件： gcm-test.c 项目： gnutls/nettle

static void
test_gcm_hash (const struct tstring *msg, const struct tstring *ref)
{
  struct gcm_aes128_ctx ctx;
  const uint8_t z16[16] = { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 };
  uint8_t digest[16];

  ASSERT (ref->length == sizeof(digest));
  gcm_aes128_set_key (&ctx, z16);
  gcm_aes128_set_iv (&ctx, 16, z16);
  gcm_aes128_update (&ctx, msg->length, msg->data);
  gcm_aes128_digest (&ctx, sizeof(digest), digest);
  if (!MEMEQ (ref->length, ref->data, digest))
    {
      fprintf (stderr, "gcm_hash failed, msg: %s\nOutput: ", msg->data);
      print_hex (16, digest);
      fprintf(stderr, "Expected:");
      tstring_print_hex(ref);
      fprintf(stderr, "\n");
      FAIL();
    }
}