java.lang.Object
- javax.crypto.CipherSpi
- - org.bouncycastle.pqc.jcajce.provider.util.CipherSpiExt
  - - org.bouncycastle.pqc.jcajce.provider.util.AsymmetricHybridCipher
    - - org.bouncycastle.pqc.jcajce.provider.mceliece.McEliecePointchevalCipherSpi

All Implemented Interfaces:

PKCSObjectIdentifiers, X509ObjectIdentifiers

Direct Known Subclasses:

McEliecePointchevalCipherSpi.McEliecePointcheval, McEliecePointchevalCipherSpi.McEliecePointcheval224, McEliecePointchevalCipherSpi.McEliecePointcheval256, McEliecePointchevalCipherSpi.McEliecePointcheval384, McEliecePointchevalCipherSpi.McEliecePointcheval512
```
public class McEliecePointchevalCipherSpi
extends AsymmetricHybridCipher
implements PKCSObjectIdentifiers, X509ObjectIdentifiers
```

Nested Class Summary

Nested Classes
Modifier and Type	Class	Description
`static class`	`McEliecePointchevalCipherSpi.McEliecePointcheval`
`static class`	`McEliecePointchevalCipherSpi.McEliecePointcheval224`
`static class`	`McEliecePointchevalCipherSpi.McEliecePointcheval256`
`static class`	`McEliecePointchevalCipherSpi.McEliecePointcheval384`
`static class`	`McEliecePointchevalCipherSpi.McEliecePointcheval512`

Field Summary
- Fields inherited from class org.bouncycastle.pqc.jcajce.provider.util.AsymmetricHybridCipher
  paramSpec
- Fields inherited from class org.bouncycastle.pqc.jcajce.provider.util.CipherSpiExt
  DECRYPT_MODE, ENCRYPT_MODE, opMode
- Fields inherited from interface org.bouncycastle.asn1.pkcs.PKCSObjectIdentifiers
  bagtypes, canNotDecryptAny, certBag, certTypes, crlBag, crlTypes, data, des_EDE3_CBC, dhKeyAgreement, digestAlgorithm, digestedData, encryptedData, encryptionAlgorithm, envelopedData, id_aa, id_aa_asymmDecryptKeyID, id_aa_cmsAlgorithmProtect, id_aa_commitmentType, id_aa_communityIdentifiers, id_aa_contentHint, id_aa_contentIdentifier, id_aa_contentReference, id_aa_decryptKeyID, id_aa_encrypKeyPref, id_aa_ets_archiveTimestamp, id_aa_ets_certCRLTimestamp, id_aa_ets_certificateRefs, id_aa_ets_certValues, id_aa_ets_commitmentType, id_aa_ets_contentTimestamp, id_aa_ets_escTimeStamp, id_aa_ets_otherSigCert, id_aa_ets_revocationRefs, id_aa_ets_revocationValues, id_aa_ets_signerAttr, id_aa_ets_signerLocation, id_aa_ets_sigPolicyId, id_aa_implCompressAlgs, id_aa_implCryptoAlgs, id_aa_msgSigDigest, id_aa_otherSigCert, id_aa_receiptRequest, id_aa_signatureTimeStampToken, id_aa_signerLocation, id_aa_signingCertificate, id_aa_signingCertificateV2, id_aa_sigPolicyId, id_alg, id_alg_AEADChaCha20Poly1305, id_alg_CMS3DESwrap, id_alg_CMSRC2wrap, id_alg_ESDH, id_alg_hkdf_with_sha256, id_alg_hkdf_with_sha384, id_alg_hkdf_with_sha512, id_alg_hss_lms_hashsig, id_alg_PWRI_KEK, id_alg_SSDH, id_ct, id_ct_authData, id_ct_authEnvelopedData, id_ct_compressedData, id_ct_timestampedData, id_ct_TSTInfo, id_cti, id_cti_ets_proofOfApproval, id_cti_ets_proofOfCreation, id_cti_ets_proofOfDelivery, id_cti_ets_proofOfOrigin, id_cti_ets_proofOfReceipt, id_cti_ets_proofOfSender, id_hmacWithSHA1, id_hmacWithSHA224, id_hmacWithSHA256, id_hmacWithSHA384, id_hmacWithSHA512, id_mgf1, id_PBES2, id_PBKDF2, id_pSpecified, id_rsa_KEM, id_RSAES_OAEP, id_RSASSA_PSS, id_smime, id_spq, id_spq_ets_unotice, id_spq_ets_uri, keyBag, md2, md2WithRSAEncryption, md4, md4WithRSAEncryption, md5, md5WithRSAEncryption, pbeWithMD2AndDES_CBC, pbeWithMD2AndRC2_CBC, pbeWithMD5AndDES_CBC, pbeWithMD5AndRC2_CBC, pbeWithSHA1AndDES_CBC, pbeWithSHA1AndRC2_CBC, pbeWithSHAAnd128BitRC2_CBC, pbeWithSHAAnd128BitRC4, pbeWithSHAAnd2_KeyTripleDES_CBC, pbeWithSHAAnd3_KeyTripleDES_CBC, pbewithSHAAnd40BitRC2_CBC, pbeWithSHAAnd40BitRC2_CBC, pbeWithSHAAnd40BitRC4, pkcs_1, pkcs_12, pkcs_12PbeIds, pkcs_3, pkcs_5, pkcs_7, pkcs_9, pkcs_9_at_challengePassword, pkcs_9_at_contentType, pkcs_9_at_counterSignature, pkcs_9_at_emailAddress, pkcs_9_at_extendedCertificateAttributes, pkcs_9_at_extensionRequest, pkcs_9_at_friendlyName, pkcs_9_at_localKeyId, pkcs_9_at_messageDigest, pkcs_9_at_signingDescription, pkcs_9_at_signingTime, pkcs_9_at_smimeCapabilities, pkcs_9_at_unstructuredAddress, pkcs_9_at_unstructuredName, pkcs8ShroudedKeyBag, preferSignedData, RC2_CBC, rc4, rsaEncryption, safeContentsBag, sdsiCertificate, secretBag, sha1WithRSAEncryption, sha224WithRSAEncryption, sha256WithRSAEncryption, sha384WithRSAEncryption, sha512_224WithRSAEncryption, sha512_256WithRSAEncryption, sha512WithRSAEncryption, signedAndEnvelopedData, signedData, sMIMECapabilitiesVersions, srsaOAEPEncryptionSET, x509Certificate, x509certType, x509Crl
- Fields inherited from interface org.bouncycastle.asn1.x509.X509ObjectIdentifiers
  commonName, countryName, crlAccessMethod, id_ad, id_ad_caIssuers, id_ad_ocsp, id_at_name, id_at_organizationIdentifier, id_at_telephoneNumber, id_ce, id_ea_rsa, id_ecdsa_with_shake128, id_ecdsa_with_shake256, id_pe, id_pkix, id_rsassa_pss_shake128, id_rsassa_pss_shake256, id_SHA1, localityName, ocspAccessMethod, organization, organizationalUnitName, ripemd160, ripemd160WithRSAEncryption, stateOrProvinceName

Constructor Summary

Constructors
Modifier Constructor Description

protected McEliecePointchevalCipherSpi(Digest digest, McEliecePointchevalCipher cipher)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`protected int`	`decryptOutputSize(int inLen)`	Compute the output size of an update() or doFinal() operation of a hybrid asymmetric cipher in decryption mode when given input of the specified length.
`byte[]`	`doFinal(byte[] input, int inOff, int inLen)`	Encrypts or decrypts data in a single-part operation, or finishes a multiple-part operation.
`protected int`	`encryptOutputSize(int inLen)`	Compute the output size of an update() or doFinal() operation of a hybrid asymmetric cipher in encryption mode when given input of the specified length.
`int`	`getKeySize(java.security.Key key)`	Return the key size of the given key object in bits.
`java.lang.String`	`getName()`
`protected void`	`initCipherDecrypt(java.security.Key key, java.security.spec.AlgorithmParameterSpec params)`	Initialize the AsymmetricHybridCipher with a certain key for data encryption.
`protected void`	`initCipherEncrypt(java.security.Key key, java.security.spec.AlgorithmParameterSpec params, java.security.SecureRandom sr)`	Initialize the AsymmetricHybridCipher with a certain key for data encryption.
`byte[]`	`update(byte[] input, int inOff, int inLen)`	Continue a multiple-part encryption or decryption operation.

Methods inherited from class org.bouncycastle.pqc.jcajce.provider.util.AsymmetricHybridCipher
doFinal, getBlockSize, getIV, getOutputSize, getParameters, initDecrypt, initDecrypt, initEncrypt, initEncrypt, initEncrypt, initEncrypt, setMode, setPadding, update

Methods inherited from class org.bouncycastle.pqc.jcajce.provider.util.CipherSpiExt
doFinal, doFinal, engineDoFinal, engineDoFinal, engineGetBlockSize, engineGetIV, engineGetKeySize, engineGetOutputSize, engineGetParameters, engineInit, engineInit, engineInit, engineSetMode, engineSetPadding, engineUpdate, engineUpdate, update

Methods inherited from class javax.crypto.CipherSpi
engineDoFinal, engineUnwrap, engineUpdate, engineUpdateAAD, engineUpdateAAD, engineWrap

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - McEliecePointchevalCipherSpi
```
protected McEliecePointchevalCipherSpi(Digest digest,
                                       McEliecePointchevalCipher cipher)
```
- Method Detail
  - update
```
public byte[] update(byte[] input,
                     int inOff,
                     int inLen)
```
    Continue a multiple-part encryption or decryption operation.
    
    Specified by:
    
    update in class AsymmetricHybridCipher
    
    Parameters:
    
    input - byte array containing the next part of the input
    
    inOff - index in the array where the input starts
    
    inLen - length of the input
    
    Returns:
    
    the processed byte array.
  - doFinal
```
public byte[] doFinal(byte[] input,
                      int inOff,
                      int inLen)
               throws javax.crypto.BadPaddingException
```
    Encrypts or decrypts data in a single-part operation, or finishes a multiple-part operation. The data is encrypted or decrypted, depending on how this cipher was initialized.
    
    Specified by:
    
    doFinal in class AsymmetricHybridCipher
    
    Parameters:
    
    input - the input buffer
    
    inOff - the offset in input where the input starts
    
    inLen - the input length
    
    Returns:
    
    the new buffer with the result
    
    Throws:
    
    javax.crypto.BadPaddingException - on deryption errors.
  - encryptOutputSize
```
protected int encryptOutputSize(int inLen)
```
    Description copied from class: AsymmetricHybridCipher
    
    Compute the output size of an update() or doFinal() operation of a hybrid asymmetric cipher in encryption mode when given input of the specified length.
    
    Specified by:
    
    encryptOutputSize in class AsymmetricHybridCipher
    
    Parameters:
    
    inLen - the length of the input
    
    Returns:
    
    the output size
  - decryptOutputSize
```
protected int decryptOutputSize(int inLen)
```
    Description copied from class: AsymmetricHybridCipher
    
    Compute the output size of an update() or doFinal() operation of a hybrid asymmetric cipher in decryption mode when given input of the specified length.
    
    Specified by:
    
    decryptOutputSize in class AsymmetricHybridCipher
    
    Parameters:
    
    inLen - the length of the input
    
    Returns:
    
    the output size
  - initCipherEncrypt
```
protected void initCipherEncrypt(java.security.Key key,
                                 java.security.spec.AlgorithmParameterSpec params,
                                 java.security.SecureRandom sr)
                          throws java.security.InvalidKeyException,
                                 java.security.InvalidAlgorithmParameterException
```
    Description copied from class: AsymmetricHybridCipher
    
    Initialize the AsymmetricHybridCipher with a certain key for data encryption.
    
    Specified by:
    
    initCipherEncrypt in class AsymmetricHybridCipher
    
    Parameters:
    
    key - the key which has to be used to encrypt data
    
    params - the algorithm parameters
    
    sr - the source of randomness
    
    Throws:
    
    java.security.InvalidKeyException - if the given key is inappropriate for initializing this cipher.
    
    java.security.InvalidAlgorithmParameterException - if the given parameters are inappropriate for initializing this cipher.
  - initCipherDecrypt
```
protected void initCipherDecrypt(java.security.Key key,
                                 java.security.spec.AlgorithmParameterSpec params)
                          throws java.security.InvalidKeyException,
                                 java.security.InvalidAlgorithmParameterException
```
    Description copied from class: AsymmetricHybridCipher
    
    Initialize the AsymmetricHybridCipher with a certain key for data encryption.
    
    Specified by:
    
    initCipherDecrypt in class AsymmetricHybridCipher
    
    Parameters:
    
    key - the key which has to be used to decrypt data
    
    params - the algorithm parameters
    
    Throws:
    
    java.security.InvalidKeyException - if the given key is inappropriate for initializing this cipher
    
    java.security.InvalidAlgorithmParameterException - if the given parameters are inappropriate for initializing this cipher.
  - getName
```
public java.lang.String getName()
```
    Specified by:
    
    getName in class CipherSpiExt
    
    Returns:
    
    the name of this cipher
  - getKeySize
```
public int getKeySize(java.security.Key key)
               throws java.security.InvalidKeyException
```
    Description copied from class: CipherSpiExt
    
    Return the key size of the given key object in bits.
    
    Specified by:
    
    getKeySize in class CipherSpiExt
    
    Parameters:
    
    key - the key object
    
    Returns:
    
    the key size in bits of the given key object
    
    Throws:
    
    java.security.InvalidKeyException - if key is invalid.

Class McEliecePointchevalCipherSpi

Nested Class Summary

Field Summary

Fields inherited from class org.bouncycastle.pqc.jcajce.provider.util.AsymmetricHybridCipher

Fields inherited from class org.bouncycastle.pqc.jcajce.provider.util.CipherSpiExt

Fields inherited from interface org.bouncycastle.asn1.pkcs.PKCSObjectIdentifiers

Fields inherited from interface org.bouncycastle.asn1.x509.X509ObjectIdentifiers

Constructor Summary

Method Summary

Methods inherited from class org.bouncycastle.pqc.jcajce.provider.util.AsymmetricHybridCipher

Methods inherited from class org.bouncycastle.pqc.jcajce.provider.util.CipherSpiExt

Methods inherited from class javax.crypto.CipherSpi

Methods inherited from class java.lang.Object

Constructor Detail

McEliecePointchevalCipherSpi

Method Detail

update

doFinal

encryptOutputSize

decryptOutputSize

initCipherEncrypt

initCipherDecrypt

getName

getKeySize