Package org.conscrypt

Class HpkeSuite

java.lang.Object

org.conscrypt.HpkeSuite

public final class HpkeSuite
extends Object

Holds the KEM, KDF, and AEAD that are used and supported by HpkeContextRecipient and HpkeContextSender defined on RFC 9180.

• KEM
• KDF
• AEAD

Some of the constants are defined in IANA HPKE.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static enum	HpkeSuite.AEAD	AEAD ciphers.
static enum	HpkeSuite.KDF	Key Derivation Functions (KDFs)
static enum	HpkeSuite.KEM	Key Encapsulation Mechanisms (KEMs)

Field Summary

Fields

Modifier and Type	Field	Description
static final int	AEAD_AES_128_GCM	AEAD: 0x0001 AES-128-GCM
static final int	AEAD_AES_256_GCM	AEAD: 0x0002 AES-256-GCM
static final int	AEAD_CHACHA20POLY1305	AEAD: 0x0003 ChaCha20Poly1305
static final int	KDF_HKDF_SHA256	KDF: 0x0001 HKDF-SHA256
static final int	KEM_DHKEM_X25519_HKDF_SHA256	KEM: 0x0020 DHKEM(X25519, HKDF-SHA256)
static final int	KEM_MLKEM_1024	KEM: 0x0042 ML-KEM-1024
static final int	KEM_MLKEM_768	KEM: 0x0041 ML-KEM-768
static final int	KEM_XWING	KEM: 0x647a X-Wing
private final HpkeSuite.AEAD	mAead
private final HpkeSuite.KDF	mKdf
private final HpkeSuite.KEM	mKem

Constructor Summary

Constructors

Constructor	Description
HpkeSuite(int kem, int kdf, int aead)

Method Summary

Modifier and Type	Method	Description
HpkeSuite.AEAD	convertAead(int aead)	Deprecated.
HpkeSuite.KDF	convertKdf(int kdf)	Deprecated.
HpkeSuite.KEM	convertKem(int kem)	Deprecated.
HpkeSuite.AEAD	getAead()	AEAD configured while creating an instance of HpkeSuite
HpkeSuite.KDF	getKdf()	KDF configured while creating an instance of HpkeSuite
HpkeSuite.KEM	getKem()	KEM configured while creating an instance of HpkeSuite
String	name()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

KEM_DHKEM_X25519_HKDF_SHA256

public static final int KEM_DHKEM_X25519_HKDF_SHA256

KEM: 0x0020 DHKEM(X25519, HKDF-SHA256)

See Also:

• Constant Field Values

KEM_MLKEM_768

public static final int KEM_MLKEM_768

KEM: 0x0041 ML-KEM-768

See Also:

• Constant Field Values

KEM_MLKEM_1024

public static final int KEM_MLKEM_1024

KEM: 0x0042 ML-KEM-1024

See Also:

• Constant Field Values

KEM_XWING

public static final int KEM_XWING

KEM: 0x647a X-Wing

See Also:

• Constant Field Values

KDF_HKDF_SHA256

public static final int KDF_HKDF_SHA256

KDF: 0x0001 HKDF-SHA256

See Also:

• Constant Field Values

AEAD_AES_128_GCM

public static final int AEAD_AES_128_GCM

AEAD: 0x0001 AES-128-GCM

See Also:

• Constant Field Values

AEAD_AES_256_GCM

public static final int AEAD_AES_256_GCM

AEAD: 0x0002 AES-256-GCM

See Also:

• Constant Field Values

AEAD_CHACHA20POLY1305

public static final int AEAD_CHACHA20POLY1305

AEAD: 0x0003 ChaCha20Poly1305

See Also:

• Constant Field Values

mKem

private final HpkeSuite.KEM mKem

mKdf

private final HpkeSuite.KDF mKdf

mAead

private final HpkeSuite.AEAD mAead

Constructor Details

HpkeSuite

public HpkeSuite(int kem,
 int kdf,
 int aead)

Method Details

name

public String name()

getKem

public HpkeSuite.KEM getKem()

KEM configured while creating an instance of HpkeSuite

Returns:

kem

getKdf

public HpkeSuite.KDF getKdf()

KDF configured while creating an instance of HpkeSuite

Returns:

kdf

getAead

public HpkeSuite.AEAD getAead()

AEAD configured while creating an instance of HpkeSuite

Returns:

aead

convertKem

@Deprecated
public HpkeSuite.KEM convertKem(int kem)

Deprecated.

Converts the KEM value into its HpkeSuite.KEM representation.

Parameters:

kem - value

Returns:

HpkeSuite.KEM representation.

convertKdf

@Deprecated
public HpkeSuite.KDF convertKdf(int kdf)

Deprecated.

Converts the KDF value into its HpkeSuite.KDF representation.

Parameters:

kdf - value

Returns:

HpkeSuite.KDF representation.

convertAead

@Deprecated
public HpkeSuite.AEAD convertAead(int aead)

Deprecated.

Converts the AEAD value into its HpkeSuite.AEAD representation.

Parameters:

aead - value

Returns:

HpkeSuite.AEAD representation.