Function test_snow3g_decryption

dpdk/app/test/test_cryptodev.c:4713–4801

}

static int test_snow3g_decryption(const struct snow3g_test_data *tdata)
{
	struct crypto_testsuite_params *ts_params = &testsuite_params;
	struct crypto_unittest_params *ut_params = &unittest_params;

	int retval;

	uint8_t *plaintext, *ciphertext;
	unsigned ciphertext_pad_len;
	unsigned ciphertext_len;
	struct rte_cryptodev_info dev_info;

	rte_cryptodev_info_get(ts_params->valid_devs[0], &dev_info);
	uint64_t feat_flags = dev_info.feature_flags;

	if ((global_api_test_type == CRYPTODEV_RAW_API_TEST) &&
			(!(feat_flags & RTE_CRYPTODEV_FF_SYM_RAW_DP))) {
		printf("Device doesn't support RAW data-path APIs.\n");
		return TEST_SKIPPED;
	}

	if (gbl_action_type == RTE_SECURITY_ACTION_TYPE_CPU_CRYPTO)
		return TEST_SKIPPED;

	/* Verify the capabilities */
	struct rte_cryptodev_sym_capability_idx cap_idx;
	cap_idx.type = RTE_CRYPTO_SYM_XFORM_CIPHER;
	cap_idx.algo.cipher = RTE_CRYPTO_CIPHER_SNOW3G_UEA2;
	if (rte_cryptodev_sym_capability_get(ts_params->valid_devs[0],
			&cap_idx) == NULL)
		return TEST_SKIPPED;

	/* Create SNOW 3G session */
	retval = create_wireless_algo_cipher_session(ts_params->valid_devs[0],
					RTE_CRYPTO_CIPHER_OP_DECRYPT,
					RTE_CRYPTO_CIPHER_SNOW3G_UEA2,
					tdata->key.data, tdata->key.len,
					tdata->cipher_iv.len);
	if (retval < 0)
		return retval;

	ut_params->ibuf = rte_pktmbuf_alloc(ts_params->mbuf_pool);

	/* Clear mbuf payload */
	memset(rte_pktmbuf_mtod(ut_params->ibuf, uint8_t *), 0,
	       rte_pktmbuf_tailroom(ut_params->ibuf));

	ciphertext_len = ceil_byte_length(tdata->ciphertext.len);
	/* Append data which is padded to a multiple of */
	/* the algorithms block size */
	ciphertext_pad_len = RTE_ALIGN_CEIL(ciphertext_len, 16);
	ciphertext = (uint8_t *)rte_pktmbuf_append(ut_params->ibuf,
				ciphertext_pad_len);
	memcpy(ciphertext, tdata->ciphertext.data, ciphertext_len);

	debug_hexdump(stdout, "ciphertext:", ciphertext, ciphertext_len);

	/* Create SNOW 3G operation */