Package io.mosip.kernel.clientcrypto.service.impl

Class AndroidClientCryptoServiceImpl

java.lang.Object

io.mosip.kernel.clientcrypto.service.impl.AndroidClientCryptoServiceImpl

All Implemented Interfaces:

ClientCryptoService

public class AndroidClientCryptoServiceImpl
extends Object
implements ClientCryptoService

Constructor Summary

Constructors

Constructor	Description
AndroidClientCryptoServiceImpl()

Method Summary

Modifier and Type	Method	Description
byte[]	asymmetricDecrypt(@jakarta.validation.constraints.NotNull byte[] cipher)	Decrypts provided cipher text
byte[]	asymmetricEncrypt(@jakarta.validation.constraints.NotNull byte[] plainData)	Encrypts the input data
static byte[]	asymmetricEncrypt(byte[] public_key, byte[] dataToEncrypt)
void	closeSecurityInstance()	Closes underlying security implementation
byte[]	getEncryptionPublicPart()
byte[]	getSigningPublicPart()
boolean	isTPMInstance()
byte[]	signData(@jakarta.validation.constraints.NotNull byte[] dataToSign)	Signs the input data by private key provided
boolean	validateSignature(@jakarta.validation.constraints.NotNull byte[] signature, @jakarta.validation.constraints.NotNull byte[] actualData)	Validates the signed data against the actual data using the public part of underlying security module
static boolean	validateSignature(byte[] public_key, byte[] signature, byte[] actualData)

Methods inherited from class java.lang.Object

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

Constructor Details

AndroidClientCryptoServiceImpl

public AndroidClientCryptoServiceImpl()

Method Details

signData

public byte[] signData(@NotNull
 @jakarta.validation.constraints.NotNull byte[] dataToSign)
                throws ClientCryptoException

Description copied from interface: ClientCryptoService

Signs the input data by private key provided

Specified by:

signData in interface ClientCryptoService

Parameters:

dataToSign - plain data to be signed

Returns:

signature bytes

Throws:

ClientCryptoException

validateSignature

public boolean validateSignature(@NotNull
 @jakarta.validation.constraints.NotNull byte[] signature,
 @NotNull
 @jakarta.validation.constraints.NotNull byte[] actualData)
                          throws ClientCryptoException

Description copied from interface: ClientCryptoService

Validates the signed data against the actual data using the public part of underlying security module

Specified by:

validateSignature in interface ClientCryptoService

Parameters:

signature - - signature to verify against

actualData - - plain data

Returns:

true if successful signature verification

Throws:

ClientCryptoException

asymmetricEncrypt

public byte[] asymmetricEncrypt(@NotNull
 @jakarta.validation.constraints.NotNull byte[] plainData)
                         throws ClientCryptoException

Description copied from interface: ClientCryptoService

Encrypts the input data

Specified by:

asymmetricEncrypt in interface ClientCryptoService

Parameters:

plainData - - plain data to encrypt

Returns:

encrypted data

Throws:

ClientCryptoException

asymmetricDecrypt

public byte[] asymmetricDecrypt(@NotNull
 @jakarta.validation.constraints.NotNull byte[] cipher)
                         throws ClientCryptoException

Description copied from interface: ClientCryptoService

Decrypts provided cipher text

Specified by:

asymmetricDecrypt in interface ClientCryptoService

Parameters:

cipher - - encrypted data

Returns:

plain data

Throws:

ClientCryptoException

getSigningPublicPart

public byte[] getSigningPublicPart()

Specified by:

getSigningPublicPart in interface ClientCryptoService

Returns:

public key as byte array

closeSecurityInstance

public void closeSecurityInstance()
                           throws ClientCryptoException

Description copied from interface: ClientCryptoService

Closes underlying security implementation

Specified by:

closeSecurityInstance in interface ClientCryptoService

Throws:

ClientCryptoException

isTPMInstance

public boolean isTPMInstance()

Specified by:

isTPMInstance in interface ClientCryptoService

Returns:

true if the implementation was specific to TPM

getEncryptionPublicPart

public byte[] getEncryptionPublicPart()

Specified by:

getEncryptionPublicPart in interface ClientCryptoService

Returns:

public key as byte array

validateSignature

public static boolean validateSignature(byte[] public_key,
 byte[] signature,
 byte[] actualData)
                                 throws ClientCryptoException

Throws:

ClientCryptoException

asymmetricEncrypt

public static byte[] asymmetricEncrypt(byte[] public_key,
 byte[] dataToEncrypt)
                                throws ClientCryptoException

Throws:

ClientCryptoException