-extern bool TCP_Pkt_Check(size_t len, const void *data, size_t *ofs, int AF, const void *IP, short sport, short dport, uint8_t flags);
+
+
+// The following skip the next check of each field
+extern void TCP_SkipCheck_Seq(bool Skip);
+
+extern bool TCP_Pkt_Check(size_t len, const void *data, size_t *ofs, int AF, const void *IP, short sport, short dport, uint32_t seq, uint32_t ack, uint8_t flags);
+
+// - Get a field from a previously validated packet
+extern uint32_t TCP_Pkt_GetSeq(size_t len, const void *data, int AF);