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#ifndef KNOB_USER_H
#define KNOB_USER_H
#include <stdint.h>
#include <pland/syscall.h>
char key_to_char(_key_code_t key) __attribute__ ((const));
void tell_user_sz(const char *sz);
//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
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