[PATCH dpdk v1 09/15] pipeline: use ipv6 addr struct

[Robin Jarry <rjarry@redhat.com>]

Update rte_table_action_ipv6_header and rte_table_action_nat_params to
use the recently added IPv6 address structure instead of uint8_t[16]
arrays.

Signed-off-by: Robin Jarry <rjarry@redhat.com>
---
 examples/ip_pipeline/cli.c      | 12 +++++------
 lib/pipeline/rte_table_action.c | 36 +++++++++++++--------------------
 lib/pipeline/rte_table_action.h |  7 ++++---
 3 files changed, 24 insertions(+), 31 deletions(-)

diff --git a/examples/ip_pipeline/cli.c b/examples/ip_pipeline/cli.c
index e8269ea90c11..66fdeac8f501 100644
--- a/examples/ip_pipeline/cli.c
+++ b/examples/ip_pipeline/cli.c
@@ -3540,8 +3540,8 @@ parse_table_action_encap(char **tokens,
 				parser_read_uint8(&hop_limit, tokens[5]))
 				return 0;
 
-			memcpy(a->encap.vxlan.ipv6.sa, sa.s6_addr, 16);
-			memcpy(a->encap.vxlan.ipv6.da, da.s6_addr, 16);
+			memcpy(&a->encap.vxlan.ipv6.sa, sa.s6_addr, 16);
+			memcpy(&a->encap.vxlan.ipv6.da, da.s6_addr, 16);
 			a->encap.vxlan.ipv6.flow_label = flow_label;
 			a->encap.vxlan.ipv6.dscp = dscp;
 			a->encap.vxlan.ipv6.hop_limit = hop_limit;
@@ -3615,7 +3615,7 @@ parse_table_action_nat(char **tokens,
 			return 0;
 
 		a->nat.ip_version = 0;
-		memcpy(a->nat.addr.ipv6, addr.s6_addr, 16);
+		memcpy(&a->nat.addr.ipv6, addr.s6_addr, 16);
 		a->nat.port = port;
 		a->action_mask |= 1 << RTE_TABLE_ACTION_NAT;
 		return 4;
@@ -4956,9 +4956,9 @@ table_rule_show(const char *pipeline_name,
 						(uint32_t)a->encap.vxlan.ipv4.ttl);
 				} else {
 					fprintf(f, " ipv6 ");
-					ipv6_addr_show(f, a->encap.vxlan.ipv6.sa);
+					ipv6_addr_show(f, a->encap.vxlan.ipv6.sa.a);
 					fprintf(f, " ");
-					ipv6_addr_show(f, a->encap.vxlan.ipv6.da);
+					ipv6_addr_show(f, a->encap.vxlan.ipv6.da.a);
 					fprintf(f, " %u %u %u ",
 						a->encap.vxlan.ipv6.flow_label,
 						(uint32_t)a->encap.vxlan.ipv6.dscp,
@@ -4980,7 +4980,7 @@ table_rule_show(const char *pipeline_name,
 			if (a->nat.ip_version)
 				ipv4_addr_show(f, a->nat.addr.ipv4);
 			else
-				ipv6_addr_show(f, a->nat.addr.ipv6);
+				ipv6_addr_show(f, a->nat.addr.ipv6.a);
 			fprintf(f, " %u ", (uint32_t)(a->nat.port));
 		}
 
diff --git a/lib/pipeline/rte_table_action.c b/lib/pipeline/rte_table_action.c
index a04d5121e1f0..8479f984e4ea 100644
--- a/lib/pipeline/rte_table_action.c
+++ b/lib/pipeline/rte_table_action.c
@@ -872,12 +872,8 @@ encap_vxlan_apply(void *data,
 			d->ipv6.payload_len = 0; /* not pre-computed */
 			d->ipv6.proto = IP_PROTO_UDP;
 			d->ipv6.hop_limits = p->vxlan.ipv6.hop_limit;
-			memcpy(&d->ipv6.src_addr,
-				p->vxlan.ipv6.sa,
-				sizeof(p->vxlan.ipv6.sa));
-			memcpy(&d->ipv6.dst_addr,
-				p->vxlan.ipv6.da,
-				sizeof(p->vxlan.ipv6.da));
+			rte_ipv6_addr_cpy(&d->ipv6.src_addr, &p->vxlan.ipv6.sa);
+			rte_ipv6_addr_cpy(&d->ipv6.dst_addr, &p->vxlan.ipv6.da);
 
 			/* UDP */
 			d->udp.src_port = rte_htons(p->vxlan.udp.sp);
@@ -907,12 +903,8 @@ encap_vxlan_apply(void *data,
 			d->ipv6.payload_len = 0; /* not pre-computed */
 			d->ipv6.proto = IP_PROTO_UDP;
 			d->ipv6.hop_limits = p->vxlan.ipv6.hop_limit;
-			memcpy(&d->ipv6.src_addr,
-				p->vxlan.ipv6.sa,
-				sizeof(p->vxlan.ipv6.sa));
-			memcpy(&d->ipv6.dst_addr,
-				p->vxlan.ipv6.da,
-				sizeof(p->vxlan.ipv6.da));
+			rte_ipv6_addr_cpy(&d->ipv6.src_addr, &p->vxlan.ipv6.sa);
+			rte_ipv6_addr_cpy(&d->ipv6.dst_addr, &p->vxlan.ipv6.da);
 
 			/* UDP */
 			d->udp.src_port = rte_htons(p->vxlan.udp.sp);
@@ -1211,7 +1203,7 @@ struct nat_ipv4_data {
 } __rte_packed;
 
 struct nat_ipv6_data {
-	uint8_t addr[16];
+	struct rte_ipv6_addr addr;
 	uint16_t port;
 } __rte_packed;
 
@@ -1258,7 +1250,7 @@ nat_apply(void *data,
 	} else {
 		struct nat_ipv6_data *d = data;
 
-		memcpy(d->addr, p->addr.ipv6, sizeof(d->addr));
+		rte_ipv6_addr_cpy(&d->addr, &p->addr.ipv6);
 		d->port = rte_htons(p->port);
 	}
 
@@ -1438,11 +1430,11 @@ pkt_ipv6_work_nat(struct rte_ipv6_hdr *ip,
 
 			tcp_cksum = nat_ipv6_tcp_udp_checksum_update(tcp->cksum,
 				(uint16_t *)&ip->src_addr,
-				(uint16_t *)data->addr,
+				(uint16_t *)&data->addr,
 				tcp->src_port,
 				data->port);
 
-			rte_memcpy(&ip->src_addr, data->addr, 16);
+			rte_ipv6_addr_cpy(&ip->src_addr, &data->addr);
 			tcp->src_port = data->port;
 			tcp->cksum = tcp_cksum;
 		} else {
@@ -1451,11 +1443,11 @@ pkt_ipv6_work_nat(struct rte_ipv6_hdr *ip,
 
 			udp_cksum = nat_ipv6_tcp_udp_checksum_update(udp->dgram_cksum,
 				(uint16_t *)&ip->src_addr,
-				(uint16_t *)data->addr,
+				(uint16_t *)&data->addr,
 				udp->src_port,
 				data->port);
 
-			rte_memcpy(&ip->src_addr, data->addr, 16);
+			rte_ipv6_addr_cpy(&ip->src_addr, &data->addr);
 			udp->src_port = data->port;
 			udp->dgram_cksum = udp_cksum;
 		}
@@ -1466,11 +1458,11 @@ pkt_ipv6_work_nat(struct rte_ipv6_hdr *ip,
 
 			tcp_cksum = nat_ipv6_tcp_udp_checksum_update(tcp->cksum,
 				(uint16_t *)&ip->dst_addr,
-				(uint16_t *)data->addr,
+				(uint16_t *)&data->addr,
 				tcp->dst_port,
 				data->port);
 
-			rte_memcpy(&ip->dst_addr, data->addr, 16);
+			rte_ipv6_addr_cpy(&ip->dst_addr, &data->addr);
 			tcp->dst_port = data->port;
 			tcp->cksum = tcp_cksum;
 		} else {
@@ -1479,11 +1471,11 @@ pkt_ipv6_work_nat(struct rte_ipv6_hdr *ip,
 
 			udp_cksum = nat_ipv6_tcp_udp_checksum_update(udp->dgram_cksum,
 				(uint16_t *)&ip->dst_addr.a,
-				(uint16_t *)data->addr,
+				(uint16_t *)&data->addr,
 				udp->dst_port,
 				data->port);
 
-			rte_memcpy(&ip->dst_addr, data->addr, 16);
+			rte_ipv6_addr_cpy(&ip->dst_addr, &data->addr);
 			udp->dst_port = data->port;
 			udp->dgram_cksum = udp_cksum;
 		}
diff --git a/lib/pipeline/rte_table_action.h b/lib/pipeline/rte_table_action.h
index 5dffbeb70031..b119ac03dc6e 100644
--- a/lib/pipeline/rte_table_action.h
+++ b/lib/pipeline/rte_table_action.h
@@ -60,6 +60,7 @@ extern "C" {
 
 #include <rte_compat.h>
 #include <rte_ether.h>
+#include <rte_ip6.h>
 #include <rte_meter.h>
 #include <rte_table_hash.h>
 
@@ -419,8 +420,8 @@ struct rte_table_action_ipv4_header {
 
 /** Pre-computed IPv6 header fields for encapsulation action. */
 struct rte_table_action_ipv6_header {
-	uint8_t sa[16]; /**< Source address. */
-	uint8_t da[16]; /**< Destination address. */
+	struct rte_ipv6_addr sa; /**< Source address. */
+	struct rte_ipv6_addr da; /**< Destination address. */
 	uint32_t flow_label; /**< Flow label. */
 	uint8_t dscp; /**< DiffServ Code Point (DSCP). */
 	uint8_t hop_limit; /**< Hop Limit (HL). */
@@ -597,7 +598,7 @@ struct rte_table_action_nat_params {
 		uint32_t ipv4;
 
 		/** IPv6 address; only valid when *ip_version* is set to 0. */
-		uint8_t ipv6[16];
+		struct rte_ipv6_addr ipv6;
 	} addr;
 
 	/** Port. */
-- 
2.46.0