#include <errno.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <stdint.h>
#include <assert.h>

#include <math.h>

#include "export.h"

#define PARSE_FP(fp_type, func, huge_val) \
	fp_type parse_ ## fp_type (Pointer repr, int *status) {\
		char *f = (char*)repr;\
		char *tmp;\
		fp_type result; \
		int saved_errno = errno;\
\
		errno = 0;\
		result = func(f, &tmp);\
\
		if (errno == ERANGE) {\
			if (result == huge_val)\
				*status = 1;\
			else\
				*status = -1;\
		}\
		errno = saved_errno;\
\
		if (f + strlen(f) != tmp)\
			*status = 2;\
		return result;\
	}

PARSE_FP(float, strtof, HUGE_VALF)
PARSE_FP(double, strtod, HUGE_VAL)

int64_t conv_word64_to_int64(uint64_t word) { return word; }
uint64_t conv_int64_to_word64(int64_t i) { return i; }
int32_t conv_word64_to_int32(uint64_t word) { return word; }
uint64_t conv_int32_to_word64(int32_t i) { return i; }