Support the IP Encapsulating Security Payload (ESP) in transport mode.
Signed-off-by: Alexander Kozyrev <akozy...@nvidia.com>
Acked-by: Morten Brørup <m...@smartsharesystems.com>
---
lib/mbuf/rte_mbuf_ptype.h | 36 ++++++++++++++++++++++++++++++------
1 file changed, 30 insertions(+), 6 deletions(-)
diff --git a/lib/mbuf/rte_mbuf_ptype.h b/lib/mbuf/rte_mbuf_ptype.h
index 17a2dd3576..cdd6fd460e 100644
--- a/lib/mbuf/rte_mbuf_ptype.h
+++ b/lib/mbuf/rte_mbuf_ptype.h
@@ -247,7 +247,7 @@ extern "C" {
* It refers to those packets of any IP types, which can be recognized as
* fragmented. A fragmented packet cannot be recognized as any other L4 types
* (RTE_PTYPE_L4_TCP, RTE_PTYPE_L4_UDP, RTE_PTYPE_L4_SCTP, RTE_PTYPE_L4_ICMP,
- * RTE_PTYPE_L4_NONFRAG).
+ * RTE_PTYPE_L4_NONFRAG, RTE_PTYPE_L4_IGMP, RTE_PTYPE_L4_ESP).
*
* Packet format:
* <'ether type'=0x0800
@@ -290,14 +290,15 @@ extern "C" {
*
* It refers to those packets of any IP types, while cannot be recognized as
* any of above L4 types (RTE_PTYPE_L4_TCP, RTE_PTYPE_L4_UDP,
- * RTE_PTYPE_L4_FRAG, RTE_PTYPE_L4_SCTP, RTE_PTYPE_L4_ICMP).
+ * RTE_PTYPE_L4_FRAG (for IPv6), RTE_PTYPE_L4_SCTP, RTE_PTYPE_L4_ICMP,
+ * RTE_PTYPE_L4_IGMP (for IPv4), RTE_PTYPE_L4_ESP).
*
* Packet format:
* <'ether type'=0x0800
- * | 'version'=4, 'protocol'!=[6|17|132|1], 'MF'=0, 'frag_offset'=0>
+ * | 'version'=4, 'protocol'!=[1|2|6|17|50|132], 'MF'=0, 'frag_offset'=0>
* or,
* <'ether type'=0x86DD
- * | 'version'=6, 'next header'!=[6|17|44|132|1]>
+ * | 'version'=6, 'next header'!=[1|6|17|44|50|132]>
*/
#define RTE_PTYPE_L4_NONFRAG 0x00000600
/**
@@ -308,6 +309,17 @@ extern "C" {
* | 'version'=4, 'protocol'=2, 'MF'=0, 'frag_offset'=0>
*/
#define RTE_PTYPE_L4_IGMP 0x00000700
+/**
+ * ESP (IP Encapsulating Security Payload) transport packet type.
+ *
+ * Packet format:
+ * <'ether type'=0x0800
+ * | 'version'=4, 'protocol'=50, 'MF'=0, 'frag_offset'=0>
+ * or,
+ * <'ether type'=0x86DD
+ * | 'version'=6, 'next header'=50>
+ */
+#define RTE_PTYPE_L4_ESP 0x00000800
/**
* Mask of layer 4 packet types.
* It is used for outer packet for tunneling cases.
@@ -652,12 +664,24 @@ extern "C" {
*
* Packet format (inner only):
* <'ether type'=0x0800
- * | 'version'=4, 'protocol'!=[6|17|132|1], 'MF'=0, 'frag_offset'=0>
+ * | 'version'=4, 'protocol'!=[1|6|17|50|132], 'MF'=0, 'frag_offset'=0>
* or,
* <'ether type'=0x86DD
- * | 'version'=6, 'next header'!=[6|17|44|132|1]>
+ * | 'version'=6, 'next header'!=[1|6|17|44|50|132]>
*/
#define RTE_PTYPE_INNER_L4_NONFRAG 0x06000000
+/**
+ * ESP (IP Encapsulating Security Payload) transport packet type.
+ * It is used for inner packet only.
+ *
+ * Packet format (inner only):
+ * <'ether type'=0x0800
+ * | 'version'=4, 'protocol'=50, 'MF'=0, 'frag_offset'=0>
+ * or,
+ * <'ether type'=0x86DD
+ * | 'version'=6, 'next header'=50>
+ */
+#define RTE_PTYPE_INNER_L4_ESP 0x08000000
/**
* Mask of inner layer 4 packet types.
*/
--
2.18.2
