Base functions for views

1 files changed, 11 insertions, 3 deletions

diff --git a/pcilib/view.h b/pcilib/view.h
index 7a78a1d..bf0ea28 100644
--- a/pcilib/view.h
+++ b/pcilib/view.h
@@ -9,18 +9,23 @@
 //typedef void *pcilib_view_context_t;
 typedef struct pcilib_view_context_s *pcilib_view_context_t;
 
+typedef enum {
+    PCILIB_VIEW_FLAG_PROPERTY = 1                                               /**< Indicates that view does not depend on a value and is independent property */
+} pcilib_view_flags_t;
+
 typedef struct {
     pcilib_version_t version;
     size_t description_size;
     pcilib_view_context_t (*init)(pcilib_t *ctx);
     void (*free)(pcilib_t *ctx, pcilib_view_context_t *view);
-    int (*read_from_reg)(pcilib_t *ctx, pcilib_view_context_t *view, const pcilib_register_value_t *regval, pcilib_data_type_t viewval_type, size_t viewval_size, void *viewval);
-    int (*write_to_reg)(pcilib_t *ctx, pcilib_view_context_t *view, pcilib_register_value_t *regval, pcilib_data_type_t viewval_type, size_t viewval_size, const void *viewval);
+    int (*read_from_reg)(pcilib_t *ctx, pcilib_view_context_t *view, const pcilib_register_value_t *regval, pcilib_value_t *val);
+    int (*write_to_reg)(pcilib_t *ctx, pcilib_view_context_t *view, pcilib_register_value_t *regval, const pcilib_value_t *val);
 } pcilib_view_api_description_t;
 
 typedef struct {
     const pcilib_view_api_description_t *api;
-    pcilib_data_type_t type;			                                /**< The default data type returned by operation, PCILIB_VIEW_TYPE_STRING is supported by all operations */
+    pcilib_value_type_t type;			                                /**< The default data type returned by operation, PCILIB_VIEW_TYPE_STRING is supported by all operations */
+    pcilib_view_flags_t flags;                                                  /**< Flags specifying type of the view */
     const char *unit;				                                /**< Returned unit (if any) */
     const char *name;				                                /**< Name of the view */
     const char *description;			                                /**< Short description */
@@ -31,7 +36,10 @@ extern "C" {
 #endif
 
 int pcilib_add_views(pcilib_t *ctx, size_t n, const pcilib_view_description_t *desc);
+
 pcilib_view_t pcilib_find_view_by_name(pcilib_t *ctx, const char *view);
+pcilib_view_t pcilib_find_register_view_by_name(pcilib_t *ctx, pcilib_register_t reg, const char *name);
+pcilib_view_t pcilib_find_register_view(pcilib_t *ctx, pcilib_register_t reg, const char *name);
 
 #ifdef __cplusplus
 }