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org.bouncycastle.pqc.crypto.frodo

pack-priv Class FrodoEngine

extends Object
Class Inheritance
Imports
java.security.SecureRandom, org.bouncycastle.crypto.Xof, org.bouncycastle.util.Arrays, .Pack

Field Summary

Modifier and TypeField and Description
private final int
B

private final int
D

private final Xof
digest

private final FrodoMatrixGenerator
gen

private static final int
len_chi

private static final int
len_chi_bytes

private final int
len_ct_bytes

private final int
len_k

private final int
len_k_bytes

private final int
len_mu

private final int
len_mu_bytes

private final int
len_pk_bytes

private final int
len_pkh

private final int
len_pkh_bytes

private final int
len_s

private final int
len_s_bytes

private static final int
len_seedA

private static final int
len_seedA_bytes

private final int
len_seedSE

private final int
len_seedSE_bytes

private final int
len_sk_bytes

private final int
len_ss

private final int
len_ss_bytes

private static final int
len_z

private static final int
len_z_bytes

private static final int
mbar

private final int
n

pack-priv static final int
nbar

private final int
q

private final short[]
T_chi

Constructor Summary

AccessConstructor and Description
public
FrodoEngine(int n, int D, int B, short[] cdf_table, Xof digest, FrodoMatrixGenerator mGen)

Method Summary

Modifier and TypeMethod and Description
private byte[]
ctselect(byte[] a, byte[] b, short selector)

private short
ctverify(short[] a1, short[] a2, short[] b1, short[] b2)

private byte[]
decode(short[] in)

private short[]
encode(byte[] k)

public int
getCipherTextSize()

public int
getPrivateKeySize()

public int
getPublicKeySize()

public int
getSessionKeySize()

public void
kem_dec(byte[] ss, byte[] ct, byte[] sk)

public void
kem_enc(byte[] ct, byte[] ss, byte[] pk, SecureRandom random)

public void
kem_keypair(byte[] pk, byte[] sk, SecureRandom random)

private short[]
matrix_add(short[] X, short[] Y, int n1, int m1)

private short[]
matrix_mul(short[] X, int Xrow, int Xcol, short[] Y, int Yrow, int Ycol)

private short[]
matrix_sub(short[] X, short[] Y, int n1, int n2)

private short[]
matrix_transpose(short[] X, int n1, int n2)

private byte[]
pack(short[] C)

private short
sample(short r)

private short[]
sample_matrix(short[] r, int offset, int n1, int n2)

private short[]
unpack(byte[] in, int n1, int n2)

Inherited from java.lang.Object:
cloneequalsfinalizegetClasshashCodenotifynotifyAlltoStringwaitwaitwait

Field Detail

Bback to summary
private final int B
Dback to summary
private final int D
digestback to summary
private final Xof digest
genback to summary
private final FrodoMatrixGenerator gen
len_chiback to summary
private static final int len_chi
len_chi_bytesback to summary
private static final int len_chi_bytes
len_ct_bytesback to summary
private final int len_ct_bytes
len_kback to summary
private final int len_k
len_k_bytesback to summary
private final int len_k_bytes
len_muback to summary
private final int len_mu
len_mu_bytesback to summary
private final int len_mu_bytes
len_pk_bytesback to summary
private final int len_pk_bytes
len_pkhback to summary
private final int len_pkh
len_pkh_bytesback to summary
private final int len_pkh_bytes
len_sback to summary
private final int len_s
len_s_bytesback to summary
private final int len_s_bytes
len_seedAback to summary
private static final int len_seedA
len_seedA_bytesback to summary
private static final int len_seedA_bytes
len_seedSEback to summary
private final int len_seedSE
len_seedSE_bytesback to summary
private final int len_seedSE_bytes
len_sk_bytesback to summary
private final int len_sk_bytes
len_ssback to summary
private final int len_ss
len_ss_bytesback to summary
private final int len_ss_bytes
len_zback to summary
private static final int len_z
len_z_bytesback to summary
private static final int len_z_bytes
mbarback to summary
private static final int mbar
nback to summary
private final int n
nbarback to summary
pack-priv static final int nbar
qback to summary
private final int q
T_chiback to summary
private final short[] T_chi

Constructor Detail

FrodoEngineback to summary
public FrodoEngine(int n, int D, int B, short[] cdf_table, Xof digest, FrodoMatrixGenerator mGen)

Method Detail

ctselectback to summary
private byte[] ctselect(byte[] a, byte[] b, short selector)
ctverifyback to summary
private short ctverify(short[] a1, short[] a2, short[] b1, short[] b2)
decodeback to summary
private byte[] decode(short[] in)
encodeback to summary
private short[] encode(byte[] k)
getCipherTextSizeback to summary
public int getCipherTextSize()
getPrivateKeySizeback to summary
public int getPrivateKeySize()
getPublicKeySizeback to summary
public int getPublicKeySize()
getSessionKeySizeback to summary
public int getSessionKeySize()
kem_decback to summary
public void kem_dec(byte[] ss, byte[] ct, byte[] sk)
kem_encback to summary
public void kem_enc(byte[] ct, byte[] ss, byte[] pk, SecureRandom random)
kem_keypairback to summary
public void kem_keypair(byte[] pk, byte[] sk, SecureRandom random)
matrix_addback to summary
private short[] matrix_add(short[] X, short[] Y, int n1, int m1)
matrix_mulback to summary
private short[] matrix_mul(short[] X, int Xrow, int Xcol, short[] Y, int Yrow, int Ycol)
matrix_subback to summary
private short[] matrix_sub(short[] X, short[] Y, int n1, int n2)
matrix_transposeback to summary
private short[] matrix_transpose(short[] X, int n1, int n2)
packback to summary
private byte[] pack(short[] C)
sampleback to summary
private short sample(short r)
sample_matrixback to summary
private short[] sample_matrix(short[] r, int offset, int n1, int n2)
unpackback to summary
private short[] unpack(byte[] in, int n1, int n2)