#ifndef QEXT_H
#define QEXT_H

#include <gmp.h>

#define QEXT_RANK 4

struct qext_number_internal {
	int rk;
	mpq_t *a;
};

typedef struct qext_number_internal qext_number[1];

void qext_init(qext_number x);
void qext_clear(qext_number x);
void qext_set(qext_number x, qext_number y);
void qext_set_int(qext_number x, int y);
void qext_add(qext_number result, qext_number x, qext_number y);
void qext_sub(qext_number result, qext_number x, qext_number y);
void qext_mul(qext_number out, qext_number x, qext_number y);
void qext_div(qext_number out, qext_number x, qext_number y);
int qext_cmp(qext_number x, qext_number y);
void qext_print(qext_number x);
void qext_sprint(qext_number x);

static void qext_set_zero(qext_number x)
{
	qext_set_int(x, 0);
}

static void qext_set_one(qext_number x)
{
	qext_set_int(x, 1);
}

#endif