#ifndef _FIXED_H_
#define _FIXED_H_

typedef long fixed;
fixed fixed_from_int(int i);
fixed fixed_from_char(char c);
fixed fixed_from_long(long l);
fixed fixed_from_string(char *s);
fixed fixed_neg(fixed a);
fixed fixed_add(fixed a, fixed b);
fixed fixed_subtract(fixed a, fixed b);
char *fixed_print(fixed a, int digits);
fixed fixed_multiply(fixed a, fixed b);
fixed fixed_reciprocal(fixed a);
fixed fixed_sqrt(fixed a);
fixed fixed_divide(fixed a, fixed b);
fixed fixed_sin(fixed a);
fixed fixed_cos(fixed a);
fixed fixed_tan(fixed a);
int fixed_to_int(fixed f);

#endif /* _FIXED_H_ */