tcp: api clenup

Use consistent API types.

Type: fix

Signed-off-by: Jakub Grajciar <jgrajcia@cisco.com>
Change-Id: I48f08cc657c28ad1eef50c917a560425137bb70e
Signed-off-by: Jakub Grajciar <jgrajcia@cisco.com>
diff --git a/src/vnet/tcp/tcp_api.c b/src/vnet/tcp/tcp_api.c
index db488e1..ac4314f 100644
--- a/src/vnet/tcp/tcp_api.c
+++ b/src/vnet/tcp/tcp_api.c
@@ -22,6 +22,8 @@
 
 #include <vnet/tcp/tcp.h>
 
+#include <vnet/ip/ip_types_api.h>
+
 #include <vnet/vnet_msg_enum.h>
 
 #define vl_typedefs		/* define message structures */
@@ -51,20 +53,28 @@
   vl_api_tcp_configure_src_addresses_reply_t *rmp;
   u32 vrf_id;
   int rv;
+  ip46_address_t first_address, last_address;
+  ip46_type_t fa_af, la_af;
 
   vrf_id = clib_net_to_host_u32 (mp->vrf_id);
 
-  if (mp->is_ipv6)
+  fa_af = ip_address_decode (&mp->first_address, &first_address);
+  la_af = ip_address_decode (&mp->last_address, &last_address);
+
+  if (fa_af != la_af)
+    {
+      rv = VNET_API_ERROR_INVALID_VALUE;
+      goto error;
+    }
+
+  if (fa_af == IP46_TYPE_IP6)
     rv = tcp_configure_v6_source_address_range
-      (vm,
-       (ip6_address_t *) mp->first_address,
-       (ip6_address_t *) mp->last_address, vrf_id);
+      (vm, &first_address.ip6, &last_address.ip6, vrf_id);
   else
     rv = tcp_configure_v4_source_address_range
-      (vm,
-       (ip4_address_t *) mp->first_address,
-       (ip4_address_t *) mp->last_address, vrf_id);
+      (vm, &first_address.ip4, &last_address.ip4, vrf_id);
 
+error:
   REPLY_MACRO (VL_API_TCP_CONFIGURE_SRC_ADDRESSES_REPLY);
 }