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#ifndef _PCILIB_VIEW_H
#define _PCILIB_VIEW_H
#include <uthash.h>
#include <pcilib.h>
#include <pcilib/unit.h>
#define PCILIB_VIEW_INVALID ((pcilib_view_t)-1)
typedef struct pcilib_view_context_s pcilib_view_context_t;
typedef struct pcilib_view_description_s pcilib_view_description_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);
void (*free_description)(pcilib_t *ctx, pcilib_view_description_t *view);
int (*read_from_reg)(pcilib_t *ctx, pcilib_view_context_t *view, 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;
struct pcilib_view_description_s {
const pcilib_view_api_description_t *api;
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 */
};
struct pcilib_view_context_s {
const char *name;
pcilib_view_t view;
UT_hash_handle hh;
};
#ifdef __cplusplus
extern "C" {
#endif
int pcilib_add_views(pcilib_t *ctx, size_t n, const pcilib_view_description_t *desc);
void pcilib_clean_views(pcilib_t *ctx);
pcilib_view_context_t *pcilib_find_view_context_by_name(pcilib_t *ctx, const char *view);
pcilib_view_context_t *pcilib_find_register_view_context_by_name(pcilib_t *ctx, pcilib_register_t reg, const char *name);
pcilib_view_context_t *pcilib_find_register_view_context(pcilib_t *ctx, pcilib_register_t reg, const char *name);
pcilib_view_t pcilib_find_view_by_name(pcilib_t *ctx, const char *name);
#ifdef __cplusplus
}
#endif
#endif /* PCILIB_VIEW_H */
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