return 0;
}
+int
+ip4_rewrite_set_next(uint16_t port_id, uint16_t next_index)
+{
+ if (ip4_rewrite_nm == NULL) {
+ ip4_rewrite_nm = rte_zmalloc(
+ "ip4_rewrite", sizeof(struct ip4_rewrite_node_main),
+ RTE_CACHE_LINE_SIZE);
+ if (ip4_rewrite_nm == NULL)
+ return -ENOMEM;
+ }
+ ip4_rewrite_nm->next_index[port_id] = next_index;
+
+ return 0;
+}
+
+int
+rte_node_ip4_rewrite_add(uint16_t next_hop, uint8_t *rewrite_data,
+ uint8_t rewrite_len, uint16_t dst_port)
+{
+ struct ip4_rewrite_nh_header *nh;
+
+ if (next_hop >= RTE_GRAPH_IP4_REWRITE_MAX_NH)
+ return -EINVAL;
+
+ if (rewrite_len > RTE_GRAPH_IP4_REWRITE_MAX_LEN)
+ return -EINVAL;
+
+ if (ip4_rewrite_nm == NULL) {
+ ip4_rewrite_nm = rte_zmalloc(
+ "ip4_rewrite", sizeof(struct ip4_rewrite_node_main),
+ RTE_CACHE_LINE_SIZE);
+ if (ip4_rewrite_nm == NULL)
+ return -ENOMEM;
+ }
+
+ /* Check if dst port doesn't exist as edge */
+ if (!ip4_rewrite_nm->next_index[dst_port])
+ return -EINVAL;
+
+ /* Update next hop */
+ nh = &ip4_rewrite_nm->nh[next_hop];
+
+ memcpy(nh->rewrite_data, rewrite_data, rewrite_len);
+ nh->tx_node = ip4_rewrite_nm->next_index[dst_port];
+ nh->rewrite_len = rewrite_len;
+ nh->enabled = true;
+
+ return 0;
+}
+
static struct rte_node_register ip4_rewrite_node = {
.process = ip4_rewrite_node_process,
.name = "ip4_rewrite",
.init = ip4_rewrite_node_init,
};
+struct rte_node_register *
+ip4_rewrite_node_get(void)
+{
+ return &ip4_rewrite_node;
+}
+
RTE_NODE_REGISTER(ip4_rewrite_node);