Function create_aead_operation_SGL

dpdk/app/test/test_cryptodev.c:15426–15513

}

static int
create_aead_operation_SGL(enum rte_crypto_aead_operation op,
		const struct aead_test_data *tdata,
		void *digest_mem, uint64_t digest_phys)
{
	struct crypto_testsuite_params *ts_params = &testsuite_params;
	struct crypto_unittest_params *ut_params = &unittest_params;

	const unsigned int auth_tag_len = tdata->auth_tag.len;
	const unsigned int iv_len = tdata->iv.len;
	unsigned int aad_len = tdata->aad.len;
	unsigned int aad_len_pad = 0;

	/* Generate Crypto op data structure */
	ut_params->op = rte_crypto_op_alloc(ts_params->op_mpool,
			RTE_CRYPTO_OP_TYPE_SYMMETRIC);
	TEST_ASSERT_NOT_NULL(ut_params->op,
		"Failed to allocate symmetric crypto operation struct");

	struct rte_crypto_sym_op *sym_op = ut_params->op->sym;

	sym_op->aead.digest.data = digest_mem;

	TEST_ASSERT_NOT_NULL(sym_op->aead.digest.data,
			"no room to append digest");

	sym_op->aead.digest.phys_addr = digest_phys;

	if (op == RTE_CRYPTO_AEAD_OP_DECRYPT) {
		rte_memcpy(sym_op->aead.digest.data, tdata->auth_tag.data,
				auth_tag_len);
		debug_hexdump(stdout, "digest:",
				sym_op->aead.digest.data,
				auth_tag_len);
	}

	/* Append aad data */
	if (tdata->algo == RTE_CRYPTO_AEAD_AES_CCM) {
		uint8_t *iv_ptr = rte_crypto_op_ctod_offset(ut_params->op,
				uint8_t *, IV_OFFSET);

		/* Copy IV 1 byte after the IV pointer, according to the API */
		rte_memcpy(iv_ptr + 1, tdata->iv.data, iv_len);

		aad_len = RTE_ALIGN_CEIL(aad_len + 18, 16);

		sym_op->aead.aad.data = (uint8_t *)rte_pktmbuf_prepend(
				ut_params->ibuf, aad_len);
		TEST_ASSERT_NOT_NULL(sym_op->aead.aad.data,
				"no room to prepend aad");
		sym_op->aead.aad.phys_addr = rte_pktmbuf_iova(
				ut_params->ibuf);

		memset(sym_op->aead.aad.data, 0, aad_len);
		/* Copy AAD 18 bytes after the AAD pointer, according to the API */
		rte_memcpy(sym_op->aead.aad.data, tdata->aad.data, aad_len);

		debug_hexdump(stdout, "iv:", iv_ptr, iv_len);