Function parse_table_action_aead

dpdk/examples/ip_pipeline/cli.c:3866–3961

}

static struct rte_crypto_sym_xform *
parse_table_action_aead(struct rte_table_action_sym_crypto_params *p,
		uint8_t *key, uint32_t max_key_len, char **tokens,
		uint32_t n_tokens, uint32_t encrypt, uint32_t *used_n_tokens)
{
	struct rte_crypto_sym_xform *xform_aead;
	int status;
	size_t len;

	if (n_tokens < 11 || strcmp(tokens[1], "aead_algo") ||
			strcmp(tokens[3], "aead_key") ||
			strcmp(tokens[5], "aead_iv") ||
			strcmp(tokens[7], "aead_aad") ||
			strcmp(tokens[9], "digest_size"))
		return NULL;

	xform_aead = calloc(1, sizeof(*xform_aead));
	if (xform_aead == NULL)
		return NULL;

	xform_aead->type = RTE_CRYPTO_SYM_XFORM_AEAD;
	xform_aead->aead.op = encrypt ? RTE_CRYPTO_AEAD_OP_ENCRYPT :
			RTE_CRYPTO_AEAD_OP_DECRYPT;

	/* aead_algo */
	status = rte_cryptodev_get_aead_algo_enum(&xform_aead->aead.algo,
			tokens[2]);
	if (status < 0)
		goto error_exit;

	/* aead_key */
	len = strlen(tokens[4]);
	if (len / 2 > max_key_len) {
		status = -ENOMEM;
		goto error_exit;
	}

	status = parse_hex_string(tokens[4], key, (uint32_t *)&len);
	if (status < 0)
		goto error_exit;

	xform_aead->aead.key.data = key;
	xform_aead->aead.key.length = (uint16_t)len;

	/* aead_iv */
	len = strlen(tokens[6]);
	p->aead.iv.val = calloc(1, len / 2 + 1);
	if (p->aead.iv.val == NULL)
		goto error_exit;

	status = parse_hex_string(tokens[6], p->aead.iv.val,
			(uint32_t *)&len);
	if (status < 0)
		goto error_exit;

	xform_aead->aead.iv.length = (uint16_t)len;
	xform_aead->aead.iv.offset = RTE_TABLE_ACTION_SYM_CRYPTO_IV_OFFSET;
	p->aead.iv.length = (uint32_t)len;