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/**
* @file rtems/assoc.h
*
* RTEMS associativity routines. Mainly used to convert a value from
* one space to another (eg: our errno's to host errno's and vice-versa)
*/
#ifndef _RTEMS_RTEMS_ASSOC_H
#define _RTEMS_RTEMS_ASSOC_H
#include <stdint.h> /* uint32_t */
#ifdef __cplusplus
extern "C" {
#endif
typedef struct {
const char *name;
uint32_t local_value;
uint32_t remote_value;
} rtems_assoc_t;
/*
* Flag/marker for optional default value in each table
*/
#define RTEMS_ASSOC_DEFAULT_NAME "(default)"
const rtems_assoc_t *rtems_assoc_ptr_by_name(
const rtems_assoc_t *,
const char *
);
const rtems_assoc_t *rtems_assoc_ptr_by_remote(
const rtems_assoc_t *,
uint32_t
);
uint32_t rtems_assoc_remote_by_local(
const rtems_assoc_t *,
uint32_t
);
uint32_t rtems_assoc_local_by_remote(
const rtems_assoc_t *,
uint32_t
);
uint32_t rtems_assoc_remote_by_name(
const rtems_assoc_t *,
const char *
);
uint32_t rtems_assoc_local_by_name(
const rtems_assoc_t *,
const char *
);
const char *rtems_assoc_name_by_local(
const rtems_assoc_t *,
uint32_t
);
const char *rtems_assoc_name_by_remote(
const rtems_assoc_t *,
uint32_t
);
uint32_t rtems_assoc_remote_by_local_bitfield(
const rtems_assoc_t *,
uint32_t
);
char *rtems_assoc_name_by_local_bitfield(
const rtems_assoc_t *,
uint32_t ,
char *
);
char *rtems_assoc_name_by_remote_bitfield(
const rtems_assoc_t *,
uint32_t ,
char *
);
uint32_t rtems_assoc_local_by_remote_bitfield(
const rtems_assoc_t *,
uint32_t
);
const rtems_assoc_t *rtems_assoc_ptr_by_local(
const rtems_assoc_t *ap,
uint32_t local_value
);
#if defined(INSIDE_ASSOC)
#define rtems_assoc_is_default(_ap) \
((_ap)->name && !strcmp((_ap)->name, RTEMS_ASSOC_DEFAULT_NAME))
/*
* what to return if a value is not found
* this is not reentrant, but it really shouldn't be invoked anyway
*/
const char *rtems_assoc_name_bad(
uint32_t bad_value
);
#endif
#ifdef __cplusplus
}
#endif
#endif /* ! _RTEMS_RTEMS_ASSOC_H */
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