The new api will be used in a subsequent patch.
Signed-off-by: Darrell Ball <dlu...@gmail.com>
---
lib/dp-packet.h | 11 ++++++++++-
1 file changed, 10 insertions(+), 1 deletion(-)
diff --git a/lib/dp-packet.h b/lib/dp-packet.h
index 7b85dd9..087f36a 100644
--- a/lib/dp-packet.h
+++ b/lib/dp-packet.h
@@ -353,9 +353,18 @@ dp_packet_set_l4(struct dp_packet *b, void *l4)
}
static inline size_t
+dp_packet_l3_size(const struct dp_packet *b)
+{
+ return OVS_LIKELY(b->l3_ofs != UINT16_MAX)
+ ? (const char *)dp_packet_tail(b) - (const char *)dp_packet_l3(b)
+ - dp_packet_l2_pad_size(b)
+ : 0;
+}
+
+static inline size_t
dp_packet_l4_size(const struct dp_packet *b)
{
- return b->l4_ofs != UINT16_MAX
+ return OVS_LIKELY(b->l4_ofs != UINT16_MAX)
? (const char *)dp_packet_tail(b) - (const char *)dp_packet_l4(b)
- dp_packet_l2_pad_size(b)
: 0;
--
1.9.1
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