Class OpenSSLMac.Hmac

java.lang.Object

javax.crypto.MacSpi

org.conscrypt.OpenSSLMac

org.conscrypt.OpenSSLMac.Hmac

Direct Known Subclasses:

OpenSSLMac.HmacMD5, OpenSSLMac.HmacSHA1, OpenSSLMac.HmacSHA224, OpenSSLMac.HmacSHA256, OpenSSLMac.HmacSHA384, OpenSSLMac.HmacSHA512

Enclosing class:

OpenSSLMac

public static class OpenSSLMac.Hmac
extends OpenSSLMac

Nested Class Summary

Nested classes/interfaces inherited from class OpenSSLMac

OpenSSLMac.AesCmac, OpenSSLMac.Hmac, OpenSSLMac.HmacMD5, OpenSSLMac.HmacSHA1, OpenSSLMac.HmacSHA224, OpenSSLMac.HmacSHA256, OpenSSLMac.HmacSHA384, OpenSSLMac.HmacSHA512

Field Summary

Fields

Modifier and Type	Field	Description
private NativeRef.HMAC_CTX	ctx
private final long	evpMd	Holds the EVP_MD for the hashing algorithm, e.g.

Fields inherited from class OpenSSLMac

initialized

Constructor Summary

Constructors

Constructor	Description
Hmac(long evpMd, int size)

Method Summary

Modifier and Type	Method	Description
protected byte[]	doFinal()
protected void	engineUpdate(byte[] input, int offset, int len)
protected void	initContext(byte[] keyBytes)	Creates and initializes the relevant BoringSSL *MAC context.
protected void	resetContext()	Resets the context for a new operation with the same key.
protected void	updateDirect(long ptr, int len)	Passes the contents of a direct ByteBuffer to the relevant BoringSSL *MAC function.

Methods inherited from class OpenSSLMac

engineDoFinal, engineGetMacLength, engineInit, engineReset, engineUpdate, engineUpdate

Methods inherited from class MacSpi

clone

Methods inherited from class Object

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

Field Details

ctx

private NativeRef.HMAC_CTX ctx

evpMd

private final long evpMd

Holds the EVP_MD for the hashing algorithm, e.g. EVP_get_digestbyname("sha1");

Constructor Details

Hmac

public Hmac(long evpMd,
 int size)

Method Details

initContext

protected void initContext(byte[] keyBytes)

Description copied from class: OpenSSLMac

Creates and initializes the relevant BoringSSL *MAC context.

Specified by:

initContext in class OpenSSLMac

resetContext

protected void resetContext()

Description copied from class: OpenSSLMac

Resets the context for a new operation with the same key.

Specified by:

resetContext in class OpenSSLMac

engineUpdate

protected void engineUpdate(byte[] input,
 int offset,
 int len)

Specified by:

engineUpdate in class MacSpi

updateDirect

protected void updateDirect(long ptr,
 int len)

Description copied from class: OpenSSLMac

Passes the contents of a direct ByteBuffer to the relevant BoringSSL *MAC function.

Specified by:

updateDirect in class OpenSSLMac

doFinal

protected byte[] doFinal()

Specified by:

doFinal in class OpenSSLMac