Function node_clone

dpdk/lib/graph/node.c:118–157

}

static rte_node_t
node_clone(struct node *node, const char *name)
{
	rte_node_t rc = RTE_NODE_ID_INVALID;
	struct rte_node_register *reg;
	rte_edge_t i;

	/* Don't allow to clone a node from a cloned node */
	if (node->parent_id != RTE_NODE_ID_INVALID) {
		rte_errno = EEXIST;
		goto fail;
	}

	reg = calloc(1, sizeof(*reg) + (sizeof(char *) * node->nb_edges));
	if (reg == NULL) {
		rte_errno = ENOMEM;
		goto fail;
	}

	/* Clone the source node */
	reg->flags = node->flags;
	reg->process = node->process;
	reg->init = node->init;
	reg->fini = node->fini;
	reg->nb_edges = node->nb_edges;
	reg->parent_id = node->id;

	for (i = 0; i < node->nb_edges; i++)
		reg->next_nodes[i] = node->next_nodes[i];

	/* Naming ceremony of the new node. name is node->name + "-" + name */
	if (clone_name(reg->name, node->name, name))
		goto free;

	rc = __rte_node_register(reg);
free:
	free(reg);
fail:
	return rc;
}

rte_node_t
rte_node_clone(rte_node_t id, const char *name)