public class CMSAuthenticatedDataStreamGenerator extends CMSAuthenticatedGenerator
A simple example of usage.
CMSAuthenticatedDataStreamGenerator edGen = new CMSAuthenticatedDataStreamGenerator();
edGen.addRecipientInfoGenerator(new JceKeyTransRecipientInfoGenerator(cert).setProvider("BC"));
ByteArrayOutputStream bOut = new ByteArrayOutputStream();
OutputStream out = edGen.open(
bOut, new JceCMSMacCalculatorBuilder(CMSAlgorithm.DES_EDE3_CBC).setProvider("BC").build());*
out.write(data);
out.close();
authGen, unauthGenAES128_CBC, AES128_WRAP, AES192_CBC, AES192_WRAP, AES256_CBC, AES256_WRAP, CAMELLIA128_CBC, CAMELLIA128_WRAP, CAMELLIA192_CBC, CAMELLIA192_WRAP, CAMELLIA256_CBC, CAMELLIA256_WRAP, CAST5_CBC, DES_EDE3_CBC, DES_EDE3_WRAP, ECDH_SHA1KDF, ECMQV_SHA1KDF, IDEA_CBC, RC2_CBC, SEED_CBC, SEED_WRAP, unprotectedAttributeGenerator| Constructor and Description |
|---|
CMSAuthenticatedDataStreamGenerator()
base constructor
|
CMSAuthenticatedDataStreamGenerator(SecureRandom rand)
Deprecated.
no longer of any use, use basic constructor.
|
| Modifier and Type | Method and Description |
|---|---|
OutputStream |
open(ASN1ObjectIdentifier dataType,
OutputStream out,
MacCalculator macCalculator)
generate an authenticated data structure with the encapsulated bytes marked as type dataType.
|
OutputStream |
open(ASN1ObjectIdentifier dataType,
OutputStream out,
MacCalculator macCalculator,
DigestCalculator digestCalculator)
generate an authenticated data structure with the encapsulated bytes marked as type dataType.
|
OutputStream |
open(OutputStream out,
MacCalculator macCalculator)
generate an authenticated data structure with the encapsulated bytes marked as DATA.
|
OutputStream |
open(OutputStream out,
MacCalculator macCalculator,
DigestCalculator digestCalculator) |
OutputStream |
open(OutputStream out,
String encryptionOID,
int keySize,
Provider provider)
Deprecated.
use open(out, MacCalculator)
|
OutputStream |
open(OutputStream out,
String encryptionOID,
int keySize,
String provider)
Deprecated.
use open(out, MacCalculator)
|
OutputStream |
open(OutputStream out,
String encryptionOID,
Provider provider)
Deprecated.
use open(out, MacCalculator)
|
protected OutputStream |
open(OutputStream out,
String macOID,
SecretKey encKey,
AlgorithmParameterSpec params,
ASN1EncodableVector recipientInfos,
Provider provider)
Deprecated.
|
protected OutputStream |
open(OutputStream out,
String macOID,
SecretKey encKey,
AlgorithmParameterSpec params,
ASN1EncodableVector recipientInfos,
String provider) |
OutputStream |
open(OutputStream out,
String encryptionOID,
String provider)
Deprecated.
use open(out, MacCalculator)
|
void |
setBEREncodeRecipients(boolean useBerEncodingForRecipients)
Use a BER Set to store the recipient information.
|
void |
setBufferSize(int bufferSize)
Set the underlying string size for encapsulated data
|
generateParameterSpec, getAlgorithmIdentifier, getBaseParameters, setAuthenticatedAttributeGenerator, setUnauthenticatedAttributeGeneratoraddKEKRecipient, addKEKRecipient, addKeyAgreementRecipient, addKeyAgreementRecipient, addKeyAgreementRecipients, addKeyAgreementRecipients, addKeyTransRecipient, addKeyTransRecipient, addPasswordRecipient, addRecipientInfoGenerator, generateParameters, getAlgorithmIdentifier, setUnprotectedAttributeGeneratorpublic CMSAuthenticatedDataStreamGenerator()
public CMSAuthenticatedDataStreamGenerator(SecureRandom rand)
rand - instance of SecureRandom to usepublic void setBufferSize(int bufferSize)
bufferSize - length of octet strings to buffer the data.public void setBEREncodeRecipients(boolean useBerEncodingForRecipients)
useBerEncodingForRecipients - true if a BER set should be used, false if DER.public OutputStream open(OutputStream out, MacCalculator macCalculator) throws CMSException
out - the stream to store the authenticated structure in.macCalculator - calculator for the MAC to be attached to the data.CMSExceptionpublic OutputStream open(OutputStream out, MacCalculator macCalculator, DigestCalculator digestCalculator) throws CMSException
CMSExceptionpublic OutputStream open(ASN1ObjectIdentifier dataType, OutputStream out, MacCalculator macCalculator) throws CMSException
dataType - the type of the data been written to the object.out - the stream to store the authenticated structure in.macCalculator - calculator for the MAC to be attached to the data.CMSExceptionpublic OutputStream open(ASN1ObjectIdentifier dataType, OutputStream out, MacCalculator macCalculator, DigestCalculator digestCalculator) throws CMSException
dataType - the type of the data been written to the object.out - the stream to store the authenticated structure in.macCalculator - calculator for the MAC to be attached to the data.digestCalculator - calculator for computing digest of the encapsulated data.CMSExceptionprotected OutputStream open(OutputStream out, String macOID, SecretKey encKey, AlgorithmParameterSpec params, ASN1EncodableVector recipientInfos, String provider) throws NoSuchAlgorithmException, NoSuchProviderException, CMSException
protected OutputStream open(OutputStream out, String macOID, SecretKey encKey, AlgorithmParameterSpec params, ASN1EncodableVector recipientInfos, Provider provider) throws NoSuchAlgorithmException, CMSException
NoSuchAlgorithmExceptionCMSExceptionpublic OutputStream open(OutputStream out, String encryptionOID, String provider) throws NoSuchAlgorithmException, NoSuchProviderException, CMSException, IOException
public OutputStream open(OutputStream out, String encryptionOID, Provider provider) throws NoSuchAlgorithmException, CMSException, IOException
public OutputStream open(OutputStream out, String encryptionOID, int keySize, String provider) throws NoSuchAlgorithmException, NoSuchProviderException, CMSException, IOException
public OutputStream open(OutputStream out, String encryptionOID, int keySize, Provider provider) throws NoSuchAlgorithmException, CMSException, IOException
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