fht.h

#ifndef _FHT_H_
#define _FHT_H_
#include <string.h>
#include <stdlib.h>

#ifdef __cplusplus
extern "C" {
#endif

int fht_float(float *buf, int log_n);
int fht_double(double *buf, int log_n);
int fht_float_oop(float *in, float *out, int log_n);
int fht_double_oop(double *in, double *out, int log_n);


#ifdef __cplusplus

} // extern "C"

static inline int fht(float *buf, int log_n) {
    return fht_float(buf, log_n);
}

static inline int fht(double *buf, int log_n) {
    return fht_double(buf, log_n);
}

static inline int fht(float *buf, float *out, int log_n) {
    return fht_float_oop(buf, out, log_n);
}

static inline int fht(double *buf, double *out, int log_n) {
    return fht_double_oop(buf, out, log_n);
}

#endif

#endif