1 files changed, 32 insertions, 3 deletions
diff --git a/pcilib/views.h b/pcilib/views.h
index ae92d0d..c44393d 100644
--- a/pcilib/views.h
+++ b/pcilib/views.h
@@ -2,9 +2,14 @@
 #define _PCILIB_VIEWS_H
 
 #include "pcilib.h"
-#include "unit.h"
 
-typedef struct pcilib_view_enum_s pcilib_view_enum_t;
+#define PCILIB_MAX_TRANSFORMS_PER_UNIT 16
+
+typedef struct pcilib_transform_unit_s pcilib_transform_unit_t;
+
+typedef struct pcilib_unit_s pcilib_unit_t; 
+
+typedef struct pcilib_enum_s pcilib_enum_t;
 
 typedef struct pcilib_view_s pcilib_view_t;
 
@@ -13,9 +18,25 @@ typedef struct pcilib_formula_s pcilib_formula_t;
 typedef int (*pcilib_view_operation_t)(pcilib_t *ctx, void *params, char* string, int read_or_write, pcilib_register_value_t *regval, size_t viewval_size, void* viewval);
 
 /**
+ * type to save a transformation unit in the pcitool program
+ */
+struct pcilib_transform_unit_s{
+  char *name;
+  char *transform_formula;
+};
+
+/**
+ * type to save a unit in the pcitool programm
+ */
+struct pcilib_unit_s{
+  char* name;
+  pcilib_transform_unit_t transforms[PCILIB_MAX_TRANSFORMS_PER_UNIT];
+};
+
+/**
  * new type to define an enum view
  */
-struct pcilib_view_enum_s {
+struct pcilib_enum_s {
   const char *name; /**<corresponding string to value*/
   pcilib_register_value_t value, min, max; 
 };
@@ -49,4 +70,12 @@ int operation_formula(pcilib_t *ctx, void *params, char* unit, int view2reg, pci
 
 int pcilib_add_views(pcilib_t *ctx, size_t n, const pcilib_view_t* views);
 
+
+/**
+ * function to populate the ctx with units
+ */
+int pcilib_add_units(pcilib_t* ctx, size_t n, const pcilib_unit_t* units);
+
+
+
 #endif