+/*
+ * Tdif context
+ */
+struct tdif_task_context {
+ __le32 initialRefTag;
+ __le16 appTagValue;
+ __le16 appTagMask;
+ __le16 partialCrcValueB;
+ __le16 partialChecksumValueB;
+ __le16 stateB;
+#define TDIF_TASK_CONTEXT_RECEIVEDDIFBYTESLEFTB_MASK 0xF
+#define TDIF_TASK_CONTEXT_RECEIVEDDIFBYTESLEFTB_SHIFT 0
+#define TDIF_TASK_CONTEXT_TRANSMITEDDIFBYTESLEFTB_MASK 0xF
+#define TDIF_TASK_CONTEXT_TRANSMITEDDIFBYTESLEFTB_SHIFT 4
+#define TDIF_TASK_CONTEXT_ERRORINIOB_MASK 0x1
+#define TDIF_TASK_CONTEXT_ERRORINIOB_SHIFT 8
+#define TDIF_TASK_CONTEXT_CHECKSUMOVERFLOW_MASK 0x1
+#define TDIF_TASK_CONTEXT_CHECKSUMOVERFLOW_SHIFT 9
+#define TDIF_TASK_CONTEXT_RESERVED0_MASK 0x3F
+#define TDIF_TASK_CONTEXT_RESERVED0_SHIFT 10
+ u8 reserved1;
+ u8 flags0;
+#define TDIF_TASK_CONTEXT_IGNOREAPPTAG_MASK 0x1
+#define TDIF_TASK_CONTEXT_IGNOREAPPTAG_SHIFT 0
+#define TDIF_TASK_CONTEXT_INITIALREFTAGVALID_MASK 0x1
+#define TDIF_TASK_CONTEXT_INITIALREFTAGVALID_SHIFT 1
+/* 0 = IP checksum, 1 = CRC */
+#define TDIF_TASK_CONTEXT_HOSTGUARDTYPE_MASK 0x1
+#define TDIF_TASK_CONTEXT_HOSTGUARDTYPE_SHIFT 2
+#define TDIF_TASK_CONTEXT_SETERRORWITHEOP_MASK 0x1
+#define TDIF_TASK_CONTEXT_SETERRORWITHEOP_SHIFT 3
+/* 1/2/3 - Protection Type */
+#define TDIF_TASK_CONTEXT_PROTECTIONTYPE_MASK 0x3
+#define TDIF_TASK_CONTEXT_PROTECTIONTYPE_SHIFT 4
+/* 0=0x0000, 1=0xffff */
+#define TDIF_TASK_CONTEXT_CRC_SEED_MASK 0x1
+#define TDIF_TASK_CONTEXT_CRC_SEED_SHIFT 6
+#define TDIF_TASK_CONTEXT_RESERVED2_MASK 0x1
+#define TDIF_TASK_CONTEXT_RESERVED2_SHIFT 7
+ __le32 flags1;
+#define TDIF_TASK_CONTEXT_VALIDATEGUARD_MASK 0x1
+#define TDIF_TASK_CONTEXT_VALIDATEGUARD_SHIFT 0
+#define TDIF_TASK_CONTEXT_VALIDATEAPPTAG_MASK 0x1
+#define TDIF_TASK_CONTEXT_VALIDATEAPPTAG_SHIFT 1
+#define TDIF_TASK_CONTEXT_VALIDATEREFTAG_MASK 0x1
+#define TDIF_TASK_CONTEXT_VALIDATEREFTAG_SHIFT 2
+#define TDIF_TASK_CONTEXT_FORWARDGUARD_MASK 0x1
+#define TDIF_TASK_CONTEXT_FORWARDGUARD_SHIFT 3
+#define TDIF_TASK_CONTEXT_FORWARDAPPTAG_MASK 0x1
+#define TDIF_TASK_CONTEXT_FORWARDAPPTAG_SHIFT 4
+#define TDIF_TASK_CONTEXT_FORWARDREFTAG_MASK 0x1
+#define TDIF_TASK_CONTEXT_FORWARDREFTAG_SHIFT 5
+/* 0=512B, 1=1KB, 2=2KB, 3=4KB, 4=8KB */
+#define TDIF_TASK_CONTEXT_INTERVALSIZE_MASK 0x7
+#define TDIF_TASK_CONTEXT_INTERVALSIZE_SHIFT 6
+/* 0=None, 1=DIF, 2=DIX */
+#define TDIF_TASK_CONTEXT_HOSTINTERFACE_MASK 0x3
+#define TDIF_TASK_CONTEXT_HOSTINTERFACE_SHIFT 9
+/* DIF tag right at the beginning of DIF interval */
+#define TDIF_TASK_CONTEXT_DIFBEFOREDATA_MASK 0x1
+#define TDIF_TASK_CONTEXT_DIFBEFOREDATA_SHIFT 11
+/* reserved */
+#define TDIF_TASK_CONTEXT_RESERVED3_MASK 0x1
+#define TDIF_TASK_CONTEXT_RESERVED3_SHIFT 12
+/* 0=None, 1=DIF */
+#define TDIF_TASK_CONTEXT_NETWORKINTERFACE_MASK 0x1
+#define TDIF_TASK_CONTEXT_NETWORKINTERFACE_SHIFT 13
+#define TDIF_TASK_CONTEXT_RECEIVEDDIFBYTESLEFTA_MASK 0xF
+#define TDIF_TASK_CONTEXT_RECEIVEDDIFBYTESLEFTA_SHIFT 14
+#define TDIF_TASK_CONTEXT_TRANSMITEDDIFBYTESLEFTA_MASK 0xF
+#define TDIF_TASK_CONTEXT_TRANSMITEDDIFBYTESLEFTA_SHIFT 18
+#define TDIF_TASK_CONTEXT_ERRORINIOA_MASK 0x1
+#define TDIF_TASK_CONTEXT_ERRORINIOA_SHIFT 22
+#define TDIF_TASK_CONTEXT_CHECKSUMOVERFLOWA_MASK 0x1
+#define TDIF_TASK_CONTEXT_CHECKSUMOVERFLOWA_SHIFT 23
+/* mask for refernce tag handling */
+#define TDIF_TASK_CONTEXT_REFTAGMASK_MASK 0xF
+#define TDIF_TASK_CONTEXT_REFTAGMASK_SHIFT 24
+/* Forward application tag with mask */
+#define TDIF_TASK_CONTEXT_FORWARDAPPTAGWITHMASK_MASK 0x1
+#define TDIF_TASK_CONTEXT_FORWARDAPPTAGWITHMASK_SHIFT 28
+/* Forward reference tag with mask */
+#define TDIF_TASK_CONTEXT_FORWARDREFTAGWITHMASK_MASK 0x1
+#define TDIF_TASK_CONTEXT_FORWARDREFTAGWITHMASK_SHIFT 29
+/* Keep reference tag constant */
+#define TDIF_TASK_CONTEXT_KEEPREFTAGCONST_MASK 0x1
+#define TDIF_TASK_CONTEXT_KEEPREFTAGCONST_SHIFT 30
+#define TDIF_TASK_CONTEXT_RESERVED4_MASK 0x1
+#define TDIF_TASK_CONTEXT_RESERVED4_SHIFT 31
+ __le32 offsetInIOB;
+ __le16 partialCrcValueA;
+ __le16 partialChecksumValueA;
+ __le32 offsetInIOA;
+ u8 partialDifDataA[8];
+ u8 partialDifDataB[8];
+};
+
+
+/*
+ * Timers context
+ */
+struct timers_context {
+ __le32 logical_client_0;
+/* Expiration time of logical client 0 */
+#define TIMERS_CONTEXT_EXPIRATIONTIMELC0_MASK 0x7FFFFFF
+#define TIMERS_CONTEXT_EXPIRATIONTIMELC0_SHIFT 0
+#define TIMERS_CONTEXT_RESERVED0_MASK 0x1
+#define TIMERS_CONTEXT_RESERVED0_SHIFT 27
+/* Valid bit of logical client 0 */
+#define TIMERS_CONTEXT_VALIDLC0_MASK 0x1
+#define TIMERS_CONTEXT_VALIDLC0_SHIFT 28
+/* Active bit of logical client 0 */
+#define TIMERS_CONTEXT_ACTIVELC0_MASK 0x1
+#define TIMERS_CONTEXT_ACTIVELC0_SHIFT 29
+#define TIMERS_CONTEXT_RESERVED1_MASK 0x3
+#define TIMERS_CONTEXT_RESERVED1_SHIFT 30
+ __le32 logical_client_1;
+/* Expiration time of logical client 1 */
+#define TIMERS_CONTEXT_EXPIRATIONTIMELC1_MASK 0x7FFFFFF
+#define TIMERS_CONTEXT_EXPIRATIONTIMELC1_SHIFT 0
+#define TIMERS_CONTEXT_RESERVED2_MASK 0x1
+#define TIMERS_CONTEXT_RESERVED2_SHIFT 27
+/* Valid bit of logical client 1 */
+#define TIMERS_CONTEXT_VALIDLC1_MASK 0x1
+#define TIMERS_CONTEXT_VALIDLC1_SHIFT 28
+/* Active bit of logical client 1 */
+#define TIMERS_CONTEXT_ACTIVELC1_MASK 0x1
+#define TIMERS_CONTEXT_ACTIVELC1_SHIFT 29
+#define TIMERS_CONTEXT_RESERVED3_MASK 0x3
+#define TIMERS_CONTEXT_RESERVED3_SHIFT 30
+ __le32 logical_client_2;
+/* Expiration time of logical client 2 */
+#define TIMERS_CONTEXT_EXPIRATIONTIMELC2_MASK 0x7FFFFFF
+#define TIMERS_CONTEXT_EXPIRATIONTIMELC2_SHIFT 0
+#define TIMERS_CONTEXT_RESERVED4_MASK 0x1
+#define TIMERS_CONTEXT_RESERVED4_SHIFT 27
+/* Valid bit of logical client 2 */
+#define TIMERS_CONTEXT_VALIDLC2_MASK 0x1
+#define TIMERS_CONTEXT_VALIDLC2_SHIFT 28
+/* Active bit of logical client 2 */
+#define TIMERS_CONTEXT_ACTIVELC2_MASK 0x1
+#define TIMERS_CONTEXT_ACTIVELC2_SHIFT 29
+#define TIMERS_CONTEXT_RESERVED5_MASK 0x3
+#define TIMERS_CONTEXT_RESERVED5_SHIFT 30
+ __le32 host_expiration_fields;
+/* Expiration time on host (closest one) */
+#define TIMERS_CONTEXT_HOSTEXPRIRATIONVALUE_MASK 0x7FFFFFF
+#define TIMERS_CONTEXT_HOSTEXPRIRATIONVALUE_SHIFT 0
+#define TIMERS_CONTEXT_RESERVED6_MASK 0x1
+#define TIMERS_CONTEXT_RESERVED6_SHIFT 27
+/* Valid bit of host expiration */
+#define TIMERS_CONTEXT_HOSTEXPRIRATIONVALID_MASK 0x1
+#define TIMERS_CONTEXT_HOSTEXPRIRATIONVALID_SHIFT 28
+#define TIMERS_CONTEXT_RESERVED7_MASK 0x7
+#define TIMERS_CONTEXT_RESERVED7_SHIFT 29
+};
+
+
+/*
+ * Enum for next_protocol field of tunnel_parsing_flags
+ */
+enum tunnel_next_protocol {
+ e_unknown = 0,
+ e_l2 = 1,
+ e_ipv4 = 2,
+ e_ipv6 = 3,
+ MAX_TUNNEL_NEXT_PROTOCOL
+};