summaryrefslogtreecommitdiffstats
path: root/src/vnet/dpo/dpo.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/vnet/dpo/dpo.c')
-rw-r--r--src/vnet/dpo/dpo.c53
1 files changed, 41 insertions, 12 deletions
diff --git a/src/vnet/dpo/dpo.c b/src/vnet/dpo/dpo.c
index 85f2c5d3622..19e3714c536 100644
--- a/src/vnet/dpo/dpo.c
+++ b/src/vnet/dpo/dpo.c
@@ -153,20 +153,22 @@ format_dpo_id (u8 * s, va_list * args)
if (NULL != dpo_vfts[dpo->dpoi_type].dv_format)
{
- return (format(s, "%U",
- dpo_vfts[dpo->dpoi_type].dv_format,
- dpo->dpoi_index,
- indent));
+ s = format(s, "%U",
+ dpo_vfts[dpo->dpoi_type].dv_format,
+ dpo->dpoi_index,
+ indent);
}
-
- switch (dpo->dpoi_type)
+ else
{
- case DPO_FIRST:
- s = format(s, "unset");
- break;
- default:
- s = format(s, "unknown");
- break;
+ switch (dpo->dpoi_type)
+ {
+ case DPO_FIRST:
+ s = format(s, "unset");
+ break;
+ default:
+ s = format(s, "unknown");
+ break;
+ }
}
return (s);
}
@@ -303,6 +305,18 @@ dpo_default_get_next_node (const dpo_id_t *dpo)
return (node_indices);
}
+/**
+ * A default variant of the make interpose function that just returns
+ * the original
+ */
+static void
+dpo_default_mk_interpose (const dpo_id_t *original,
+ const dpo_id_t *parent,
+ dpo_id_t *clone)
+{
+ dpo_copy(clone, original);
+}
+
void
dpo_register (dpo_type_t type,
const dpo_vft_t *vft,
@@ -314,6 +328,10 @@ dpo_register (dpo_type_t type,
{
dpo_vfts[type].dv_get_next_node = dpo_default_get_next_node;
}
+ if (NULL == dpo_vfts[type].dv_mk_interpose)
+ {
+ dpo_vfts[type].dv_mk_interpose = dpo_default_mk_interpose;
+ }
vec_validate(dpo_nodes, type);
dpo_nodes[type] = nodes;
@@ -331,6 +349,17 @@ dpo_register_new_type (const dpo_vft_t *vft,
}
void
+dpo_mk_interpose (const dpo_id_t *original,
+ const dpo_id_t *parent,
+ dpo_id_t *clone)
+{
+ if (!dpo_id_is_valid(original))
+ return;
+
+ dpo_vfts[original->dpoi_type].dv_mk_interpose(original, parent, clone);
+}
+
+void
dpo_lock (dpo_id_t *dpo)
{
if (!dpo_id_is_valid(dpo))