srv6-mobile: Support GTP4/6.DT and User Plane message mapping

[vpp.git] / src / plugins / srv6-mobile / mobile.h

diff --git a/src/plugins/srv6-mobile/mobile.h b/src/plugins/srv6-mobile/mobile.h
index 460cbe1..517e7c8 100644 (file)
--- a/src/plugins/srv6-mobile/mobile.h
+++ b/src/plugins/srv6-mobile/mobile.h
@@ -42,6 +42,11 @@
 #define SRV6_GTP6_DT6          2
 #define SRV6_GTP6_DT46         3
 
+#define SRV6_GTP4_UNKNOW       0
+#define SRV6_GTP4_DT4          1
+#define SRV6_GTP4_DT6          2
+#define SRV6_GTP4_DT46         3
+
 #if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
 #define BITALIGN2(A,B)          A; B
 #define BITALIGN3(A,B,C)        A; B; C
@@ -59,6 +64,19 @@
 #define SRH_TAG_ERROR_INDICATION        0x0002
 #define SRH_TAG_END_MARKER              0x0001
 
+#define GTPU_RECOVERY_IE_TYPE          0x0e
+
+#define GTPU_IE_MAX_SIZ                        256
+#define SRH_TLV_USER_PLANE_CONTAINER   0x0a    /* tentative */
+
+/* *INDENT-OFF* */
+typedef struct
+{
+  u8 type;
+  u8 restart_counter;
+} __attribute__ ((packed)) gtpu_recovery_ie;
+/* *INDENT-ON* */
+
 /* *INDENT-OFF* */
 typedef struct
 {
@@ -145,6 +163,17 @@ typedef struct
 
 #define GTPU_PT_GTP   (1<<4)
 
+/* *INDENT-OFF* */
+typedef struct
+{
+  u8 type;
+  u8 length;
+  u8 value[0];
+} __attribute__ ((packed)) user_plane_sub_tlv_t;
+/* *INDENT-ON* */
+
+#define USER_PLANE_SUB_TLV_IE  0x01
+
 typedef struct srv6_end_gtp6_param_s
 {
   u8 nhtype;
@@ -153,6 +182,24 @@ typedef struct srv6_end_gtp6_param_s
   u32 sr_prefixlen;
 } srv6_end_gtp6_param_t;
 
+typedef struct srv6_end_gtp6_dt_param_s
+{
+  u8 type;
+
+  u32 fib4_index;
+  u32 fib6_index;
+  u32 local_fib_index;
+} srv6_end_gtp6_dt_param_t;
+
+typedef struct srv6_t_gtp4_dt_param_s
+{
+  u8 type;
+
+  u32 fib4_index;
+  u32 fib6_index;
+  u32 local_fib_index;
+} srv6_t_gtp4_dt_param_t;
+
 typedef struct srv6_end_gtp4_param_s
 {
   u8 nhtype;
@@ -238,6 +285,30 @@ typedef struct srv6_end_main_v6_decap_di_s
 extern srv6_end_main_v6_decap_di_t srv6_end_main_v6_decap_di;
 extern vlib_node_registration_t srv6_end_m_gtp6_d_di;
 
+typedef struct srv6_end_main_v6_dt_s
+{
+  vlib_main_t *vlib_main;
+  vnet_main_t *vnet_main;
+
+  u32 end_m_gtp6_dt_node_index;
+  u32 error_node_index;
+} srv6_end_main_v6_dt_t;
+
+extern srv6_end_main_v6_dt_t srv6_end_main_v6_dt;
+extern vlib_node_registration_t srv6_end_m_gtp6_dt;
+
+typedef struct srv6_t_main_v4_dt_s
+{
+  vlib_main_t *vlib_main;
+  vnet_main_t *vnet_main;
+
+  u32 t_m_gtp4_dt_node_index;
+  u32 error_node_index;
+} srv6_t_main_v4_dt_t;
+
+extern srv6_t_main_v4_dt_t srv6_t_main_v4_dt;
+extern vlib_node_registration_t srv6_t_m_gtp4_dt;
+
 #endif /* __included_srv6_end_h__ */
 
 /*