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/*
* ecgen, tool for generating Elliptic curve domain parameters
* Copyright (C) 2017-2018 J08nY
*/
/**
* @file input.h
*/
#ifndef ECGEN_IO_INPUT_H
#define ECGEN_IO_INPUT_H
#include "misc/types.h"
#include "util/random.h"
/**
* @brief Input a prime, upto <code>bits</code> long.
* @param prompt
* @param bits
* @return the prime as t_INT, or <code>-1</code> if a composite was given.
*/
GEN input_prime(const char *prompt, unsigned long bits);
/**
* @brief Input an unsigned integer, upto <code>bits</code> long.
* @param prompt
* @param bits
* @return the int as t_INT, or <code>-1</code> if invalid input was given.
*/
GEN input_int(const char *prompt, unsigned long bits);
/**
* @brief Input a short unsigned integer. (16 bits wide).
* @param prompt
* @return the short as t_INT, or <code>-1</code> if invalid input was given.
*/
GEN input_short(const char *prompt);
/**
* @brief Input a string.
* @param prompt
* @return the string as a t_STR
*/
GEN input_string(const char *prompt);
/**
* @brief The input FILE * to read all input from, can be <code>stdin</code>.
*/
extern FILE *in;
/**
* @brief Initialize input based on cfg.
* @return whether the initialization was successful
*/
bool input_init();
/**
* @brief Deinitialize input.
*/
void input_quit(void);
#endif // ECGEN_IO_INPUT_H
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