1 files changed, 29 insertions, 0 deletions
diff --git a/include/ct.h b/include/ct.h
new file mode 100644
index 00000000..946bc297
--- /dev/null
+++ b/include/ct.h
@@ -0,0 +1,29 @@
+#ifndef _CT_H
+#define _CT_H
+
+/**
+ * struct ct_template
+ *
+ * @token:	parser token for the expression
+ * @dtype:	data type of the expression
+ * @len:	length of the expression
+ * @byteorder:	byteorder
+ */
+struct ct_template {
+	const char		*token;
+	const struct datatype	*dtype;
+	enum byteorder		byteorder;
+	unsigned int		len;
+};
+
+#define CT_TEMPLATE(__token, __dtype, __byteorder, __len) {	\
+	.token		= (__token),				\
+	.dtype		= (__dtype),				\
+	.byteorder	= (__byteorder),			\
+	.len		= (__len),				\
+}
+
+extern struct expr *ct_expr_alloc(const struct location *loc,
+				  enum nft_ct_keys key);
+
+#endif /* _CT_H */