#ifndef KNOB_USER_H
#define KNOB_USER_H

#include <stdint.h>

void tell_user_sz(const char *sz);
void tell_user_n(uint32_t n);

//return value and max_length don't include null terminator
//returns the real length of the string
uint32_t ask_user_line_sz(char *sz, uint32_t max_length);

#endif