/home/travis/build/hasufell/pqc/src/ntru_decrypt.c File Reference

NTRU decryption. More...

#include "ntru_ascii_poly.h"
#include "ntru_decrypt.h"
#include "ntru_params.h"
#include "ntru_poly.h"
#include "ntru_poly_ascii.h"
#include "ntru_string.h"
#include <stdbool.h>
#include <string.h>
#include <fmpz_poly.h>
#include <fmpz.h>

Include dependency graph for ntru_decrypt.c:

Go to the source code of this file.

Functions
void	ntru_decrypt_poly (const fmpz_poly_t encr_msg, const fmpz_poly_t priv_key, const fmpz_poly_t priv_key_inv, fmpz_poly_t out_bin, const ntru_params *params)
string *	ntru_decrypt_string (const string *encr_msg, const fmpz_poly_t priv_key, const fmpz_poly_t priv_key_inv, const ntru_params *params)

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Detailed Description

NTRU decryption.

This file handles the NTRU decryption algorithm.

Definition in file ntru_decrypt.c.

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Function Documentation

void ntru_decrypt_poly	(	const fmpz_poly_t	encr_msg,
		const fmpz_poly_t	priv_key,
		const fmpz_poly_t	priv_key_inv,
		fmpz_poly_t	out_tern,
		const ntru_params *	params
	)

Decryption of the given Polynom with the private key, its inverse and the fitting ntru_params

Parameters:

encr_msg	encrypted polynom with maximum length of N from the given context
priv_key	the polynom containing the private key to decrypt the message
priv_key_inv	the inverse polynome to the private key
out_tern	the resulting ternary polynom [out]
params	the ntru_params

Definition at line 46 of file ntru_decrypt.c.

string* ntru_decrypt_string	(	const string *	encr_msg,
		const fmpz_poly_t	priv_key,
		const fmpz_poly_t	priv_key_inv,
		const ntru_params *	params
	)

Decryption of a given encrypted string.

Parameters:

encr_msg	the encrypted message in the form of a string
priv_key	the polynom containing the private key to decrypt the message
priv_key_inv	the inverse polynome to the private key
params	the ntru_params

Returns:

the decrypted string

Definition at line 92 of file ntru_decrypt.c.