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-rw-r--r--src/vnet/adj/rewrite.h19
1 files changed, 15 insertions, 4 deletions
diff --git a/src/vnet/adj/rewrite.h b/src/vnet/adj/rewrite.h
index 5c1d24ea890..c23edbe1f60 100644
--- a/src/vnet/adj/rewrite.h
+++ b/src/vnet/adj/rewrite.h
@@ -55,10 +55,15 @@ typedef enum vnet_rewrite_flags_t_
* This adjacency/interface has output features configured
*/
VNET_REWRITE_HAS_FEATURES = (1 << 0),
+
+ /**
+ * this adj performs IP4 over IP4 fixup
+ */
+ VNET_REWRITE_FIXUP_IP4_O_4 = (1 << 1),
} __attribute__ ((packed)) vnet_rewrite_flags_t;
-/* *INDENT-OFF* */
-typedef CLIB_PACKED (struct {
+typedef struct vnet_rewrite_header_t_
+{
/* Interface to mark re-written packets with. */
u32 sw_if_index;
@@ -83,8 +88,7 @@ typedef CLIB_PACKED (struct {
/* Rewrite string starting at end and going backwards. */
u8 data[0];
-}) vnet_rewrite_header_t;
-/* *INDENT-ON* */
+} __clib_packed vnet_rewrite_header_t;
/**
* At 16 bytes of rewrite herader we have enought space left for a IPv6
@@ -114,6 +118,13 @@ STATIC_ASSERT (sizeof (vnet_rewrite_header_t) <= 16,
sizeof (vnet_rewrite_header_t)]; \
}
+typedef struct __rewrite_unused_t__
+{
+ VNET_DECLARE_REWRITE;
+} __rewrite_unused_t;
+
+STATIC_ASSERT_SIZEOF (__rewrite_unused_t, 128);
+
always_inline void
vnet_rewrite_clear_data_internal (vnet_rewrite_header_t * rw, int max_size)
{