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-rw-r--r--lib/mpls.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/lib/mpls.h b/lib/mpls.h
index bf98eecd81..6ef00375e8 100644
--- a/lib/mpls.h
+++ b/lib/mpls.h
@@ -81,6 +81,12 @@ typedef unsigned int mpls_lse_t;
/* MPLS label value as a 32-bit (mostly we only care about the label value). */
typedef unsigned int mpls_label_t;
+struct mpls_label_stack {
+ uint8_t num_labels;
+ uint8_t reserved[3];
+ mpls_label_t label[0]; /* 1 or more labels */
+};
+
/* The MPLS explicit-null label is 0 which means when you memset a mpls_label_t
* to zero you have set that variable to explicit-null which was probably not
* your intent. The work-around is to use one bit to indicate if the