TlsCrypto (tls 1.0.18 API)

All Known Implementing Classes:

AbstractTlsCrypto, JcaTlsCrypto
```
public interface TlsCrypto
```
Service and object creation interface for the primitive types and services that are associated with cryptography in the API.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method and Description
`TlsSecret`	`adoptSecret(TlsSecret secret)` Adopt the passed in secret, creating a new copy of it.
`TlsCertificate`	`createCertificate(byte[] encoding)` Create a TlsCertificate from an ASN.1 binary encoding of an X.509 certificate.
`TlsCertificate`	`createCertificate(short type, byte[] encoding)` Create a TlsCertificate from a ASN.1 binary encoding of a certificate.
`TlsCipher`	`createCipher(TlsCryptoParameters cryptoParams, int encryptionAlgorithm, int macAlgorithm)` Create a cipher for the specified encryption and MAC algorithms.
`TlsDHDomain`	`createDHDomain(TlsDHConfig dhConfig)` Create a domain object supporting the domain parameters described in dhConfig.
`TlsECDomain`	`createECDomain(TlsECConfig ecConfig)` Create a domain object supporting the domain parameters described in ecConfig.
`TlsHash`	`createHash(int cryptoHashAlgorithm)` Create a suitable hash for the hash algorithm identifier passed in.
`TlsHMAC`	`createHMAC(int macAlgorithm)` Create a suitable HMAC for the MAC algorithm identifier passed in.
`TlsHMAC`	`createHMACForHash(int cryptoHashAlgorithm)` Create a suitable HMAC using the hash algorithm identifier passed in.
`TlsNonceGenerator`	`createNonceGenerator(byte[] additionalSeedMaterial)` Create a nonce generator.
`TlsSecret`	`createSecret(byte[] data)` Create a TlsSecret object based on provided data.
`TlsSRP6Client`	`createSRP6Client(TlsSRPConfig srpConfig)` Create an SRP-6 client.
`TlsSRP6Server`	`createSRP6Server(TlsSRPConfig srpConfig, java.math.BigInteger srpVerifier)` Create an SRP-6 server.
`TlsSRP6VerifierGenerator`	`createSRP6VerifierGenerator(TlsSRPConfig srpConfig)` Create an SRP-6 verifier generator.
`TlsSecret`	`generateRSAPreMasterSecret(ProtocolVersion clientVersion)` Create a TlsSecret object containing a randomly-generated RSA PreMasterSecret
`java.security.SecureRandom`	`getSecureRandom()` Return the primary (safest) SecureRandom for this crypto.
`boolean`	`hasAnyStreamVerifiers(java.util.Vector signatureAndHashAlgorithms)` Return true if this TlsCrypto would use a stream verifier for any of the passed in algorithms.
`boolean`	`hasAnyStreamVerifiersLegacy(short[] clientCertificateTypes)` Return true if this TlsCrypto would use a stream verifier for any of the passed in algorithms.
`boolean`	`hasCryptoHashAlgorithm(int cryptoHashAlgorithm)` Return true if this TlsCrypto can support the passed in hash algorithm.
`boolean`	`hasCryptoSignatureAlgorithm(int cryptoSignatureAlgorithm)` Return true if this TlsCrypto can support the passed in signature algorithm (not necessarily in combination with EVERY hash algorithm).
`boolean`	`hasDHAgreement()` Return true if this TlsCrypto can support DH key agreement.
`boolean`	`hasECDHAgreement()` Return true if this TlsCrypto can support ECDH key agreement.
`boolean`	`hasEncryptionAlgorithm(int encryptionAlgorithm)` Return true if this TlsCrypto can support the passed in block/stream encryption algorithm.
`boolean`	`hasHKDFAlgorithm(int cryptoHashAlgorithm)` Return true if this TlsCrypto can support HKDF with the passed in hash algorithm.
`boolean`	`hasMacAlgorithm(int macAlgorithm)` Return true if this TlsCrypto can support the passed in MAC algorithm.
`boolean`	`hasNamedGroup(int namedGroup)` Return true if this TlsCrypto supports the passed in `named group` value.
`boolean`	`hasRSAEncryption()` Return true if this TlsCrypto can support RSA encryption/decryption.
`boolean`	`hasSignatureAlgorithm(short signatureAlgorithm)` Return true if this TlsCrypto can support the passed in signature algorithm (not necessarily in combination with EVERY hash algorithm).
`boolean`	`hasSignatureAndHashAlgorithm(SignatureAndHashAlgorithm sigAndHashAlgorithm)` Return true if this TlsCrypto can support the passed in signature algorithm.
`boolean`	`hasSignatureScheme(int signatureScheme)` Return true if this TlsCrypto can support the passed in signature scheme.
`boolean`	`hasSRPAuthentication()` Return true if this TlsCrypto can support SRP authentication.
`TlsSecret`	`hkdfInit(int cryptoHashAlgorithm)` Setup an initial "secret" for a chain of HKDF calls (RFC 5869), containing a string of HashLen zeroes.

- Method Detail
  - hasAnyStreamVerifiers
```
boolean hasAnyStreamVerifiers(java.util.Vector signatureAndHashAlgorithms)
```
    Return true if this TlsCrypto would use a stream verifier for any of the passed in algorithms. This method is only relevant to handshakes negotiating (D)TLS 1.2.
    
    Parameters:
    
    signatureAndHashAlgorithms - A Vector of SignatureAndHashAlgorithm values.
    
    Returns:
    
    true if this instance would use a stream verifier for any of the passed in algorithms, otherwise false.
  - hasAnyStreamVerifiersLegacy
```
boolean hasAnyStreamVerifiersLegacy(short[] clientCertificateTypes)
```
    Return true if this TlsCrypto would use a stream verifier for any of the passed in algorithms. This method is only relevant to handshakes negotiating (D)TLS versions older than 1.2.
    
    Parameters:
    
    clientCertificateTypes - An array of ClientCertificateType values.
    
    Returns:
    
    true if this instance would use a stream verifier for any of the passed in algorithms, otherwise false.
  - hasCryptoHashAlgorithm
```
boolean hasCryptoHashAlgorithm(int cryptoHashAlgorithm)
```
    Return true if this TlsCrypto can support the passed in hash algorithm.
    
    Parameters:
    
    cryptoHashAlgorithm - the algorithm of interest.
    
    Returns:
    
    true if cryptoHashAlgorithm is supported, false otherwise.
  - hasCryptoSignatureAlgorithm
```
boolean hasCryptoSignatureAlgorithm(int cryptoSignatureAlgorithm)
```
    Return true if this TlsCrypto can support the passed in signature algorithm (not necessarily in combination with EVERY hash algorithm).
    
    Parameters:
    
    cryptoSignatureAlgorithm - the algorithm of interest.
    
    Returns:
    
    true if cryptoSignatureAlgorithm is supported, false otherwise.
  - hasDHAgreement
```
boolean hasDHAgreement()
```
    Return true if this TlsCrypto can support DH key agreement.
    
    Returns:
    
    true if this instance can support DH key agreement, false otherwise.
  - hasECDHAgreement
```
boolean hasECDHAgreement()
```
    Return true if this TlsCrypto can support ECDH key agreement.
    
    Returns:
    
    true if this instance can support ECDH key agreement, false otherwise.
  - hasEncryptionAlgorithm
```
boolean hasEncryptionAlgorithm(int encryptionAlgorithm)
```
    Return true if this TlsCrypto can support the passed in block/stream encryption algorithm.
    
    Parameters:
    
    encryptionAlgorithm - the algorithm of interest.
    
    Returns:
    
    true if encryptionAlgorithm is supported, false otherwise.
  - hasHKDFAlgorithm
```
boolean hasHKDFAlgorithm(int cryptoHashAlgorithm)
```
    Return true if this TlsCrypto can support HKDF with the passed in hash algorithm.
    
    Parameters:
    
    cryptoHashAlgorithm - the algorithm of interest.
    
    Returns:
    
    true if HKDF is supported with cryptoHashAlgorithm, false otherwise.
  - hasMacAlgorithm
```
boolean hasMacAlgorithm(int macAlgorithm)
```
    Return true if this TlsCrypto can support the passed in MAC algorithm.
    
    Parameters:
    
    macAlgorithm - the algorithm of interest.
    
    Returns:
    
    true if macAlgorithm is supported, false otherwise.
  - hasNamedGroup
```
boolean hasNamedGroup(int namedGroup)
```
    Return true if this TlsCrypto supports the passed in named group value.
    
    Returns:
    
    true if this instance supports the passed in named group value.
  - hasRSAEncryption
```
boolean hasRSAEncryption()
```
    Return true if this TlsCrypto can support RSA encryption/decryption.
    
    Returns:
    
    true if this instance can support RSA encryption/decryption, false otherwise.
  - hasSignatureAlgorithm
```
boolean hasSignatureAlgorithm(short signatureAlgorithm)
```
    Return true if this TlsCrypto can support the passed in signature algorithm (not necessarily in combination with EVERY hash algorithm).
    
    Parameters:
    
    signatureAlgorithm - the algorithm of interest.
    
    Returns:
    
    true if signatureAlgorithm is supported, false otherwise.
  - hasSignatureAndHashAlgorithm
```
boolean hasSignatureAndHashAlgorithm(SignatureAndHashAlgorithm sigAndHashAlgorithm)
```
    Return true if this TlsCrypto can support the passed in signature algorithm.
    
    Parameters:
    
    sigAndHashAlgorithm - the algorithm of interest.
    
    Returns:
    
    true if sigAndHashAlgorithm is supported, false otherwise.
  - hasSignatureScheme
```
boolean hasSignatureScheme(int signatureScheme)
```
    Return true if this TlsCrypto can support the passed in signature scheme.
    
    Parameters:
    
    signatureScheme - the scheme of interest.
    
    Returns:
    
    true if signatureScheme is supported, false otherwise.
  - hasSRPAuthentication
```
boolean hasSRPAuthentication()
```
    Return true if this TlsCrypto can support SRP authentication.
    
    Returns:
    
    true if this instance can support SRP authentication, false otherwise.
  - createSecret
```
TlsSecret createSecret(byte[] data)
```
    Create a TlsSecret object based on provided data.
    
    Parameters:
    
    data - the data to base the TlsSecret on.
    
    Returns:
    
    a TlsSecret based on the provided data.
  - generateRSAPreMasterSecret
```
TlsSecret generateRSAPreMasterSecret(ProtocolVersion clientVersion)
```
    Create a TlsSecret object containing a randomly-generated RSA PreMasterSecret
    
    Parameters:
    
    clientVersion - the client version to place in the first 2 bytes
    
    Returns:
    
    a TlsSecret containing the PreMasterSecret.
  - getSecureRandom
```
java.security.SecureRandom getSecureRandom()
```
    Return the primary (safest) SecureRandom for this crypto.
    
    Returns:
    
    a SecureRandom suitable for key generation.
  - createCertificate
```
TlsCertificate createCertificate(byte[] encoding)
                          throws java.io.IOException
```
    Create a TlsCertificate from an ASN.1 binary encoding of an X.509 certificate.
    
    Parameters:
    
    encoding - DER/BER encoding of the certificate of interest.
    
    Returns:
    
    a TlsCertificate.
    
    Throws:
    
    java.io.IOException - if there is an issue on decoding or constructing the certificate.
  - createCertificate
```
TlsCertificate createCertificate(short type,
                                 byte[] encoding)
                          throws java.io.IOException
```
    Create a TlsCertificate from a ASN.1 binary encoding of a certificate.
    
    Parameters:
    
    type - Certificate type as per IANA TLS Certificate Types registry
    
    encoding - DER/BER encoding of the certificate of interest.
    
    Returns:
    
    a TlsCertificate.
    
    Throws:
    
    java.io.IOException - if there is an issue on decoding or constructing the certificate.
  - createCipher
```
TlsCipher createCipher(TlsCryptoParameters cryptoParams,
                       int encryptionAlgorithm,
                       int macAlgorithm)
                throws java.io.IOException
```
    Create a cipher for the specified encryption and MAC algorithms.
    See enumeration classes EncryptionAlgorithm, MACAlgorithm for appropriate argument values.
    
    Parameters:
    
    cryptoParams - context specific parameters.
    
    encryptionAlgorithm - the encryption algorithm to be employed by the cipher.
    
    macAlgorithm - the MAC algorithm to be employed by the cipher.
    
    Returns:
    
    a TlsCipher implementing the encryption and MAC algorithms.
    
    Throws:
    
    java.io.IOException
  - createDHDomain
```
TlsDHDomain createDHDomain(TlsDHConfig dhConfig)
```
    Create a domain object supporting the domain parameters described in dhConfig.
    
    Parameters:
    
    dhConfig - the config describing the DH parameters to use.
    
    Returns:
    
    a TlsDHDomain supporting the parameters in dhConfig.
  - createECDomain
```
TlsECDomain createECDomain(TlsECConfig ecConfig)
```
    Create a domain object supporting the domain parameters described in ecConfig.
    
    Parameters:
    
    ecConfig - the config describing the EC parameters to use.
    
    Returns:
    
    a TlsECDomain supporting the parameters in ecConfig.
  - adoptSecret
```
TlsSecret adoptSecret(TlsSecret secret)
```
    Adopt the passed in secret, creating a new copy of it.
    
    Parameters:
    
    secret - the secret to make a copy of.
    
    Returns:
    
    a TlsSecret based on the original secret.
  - createHash
```
TlsHash createHash(int cryptoHashAlgorithm)
```
    Create a suitable hash for the hash algorithm identifier passed in.
    See enumeration class CryptoHashAlgorithm for appropriate argument values.
    
    Parameters:
    
    cryptoHashAlgorithm - the hash algorithm the hash needs to implement.
    
    Returns:
    
    a TlsHash.
  - createHMAC
```
TlsHMAC createHMAC(int macAlgorithm)
```
    Create a suitable HMAC for the MAC algorithm identifier passed in.
    See enumeration class MACAlgorithm for appropriate argument values.
    
    Parameters:
    
    macAlgorithm - the MAC algorithm the HMAC needs to match.
    
    Returns:
    
    a TlsHMAC.
  - createHMACForHash
```
TlsHMAC createHMACForHash(int cryptoHashAlgorithm)
```
    Create a suitable HMAC using the hash algorithm identifier passed in.
    See enumeration class CryptoHashAlgorithm for appropriate argument values.
    
    Parameters:
    
    cryptoHashAlgorithm - the hash algorithm the HMAC should use.
    
    Returns:
    
    a TlsHMAC.
  - createNonceGenerator
```
TlsNonceGenerator createNonceGenerator(byte[] additionalSeedMaterial)
```
    Create a nonce generator. Each call should construct a new generator, and the generator should be returned from this call only after automatically seeding from this TlsCrypto's entropy source, and from the provided additional seed material. The output of each returned generator must be completely independent of the others.
    
    Parameters:
    
    additionalSeedMaterial - context-specific seed material
    
    Returns:
    
    a TlsNonceGenerator
  - createSRP6Client
```
TlsSRP6Client createSRP6Client(TlsSRPConfig srpConfig)
```
    Create an SRP-6 client.
    
    Parameters:
    
    srpConfig - client config.
    
    Returns:
    
    an initialised SRP6 client object.
  - createSRP6Server
```
TlsSRP6Server createSRP6Server(TlsSRPConfig srpConfig,
                               java.math.BigInteger srpVerifier)
```
    Create an SRP-6 server.
    
    Parameters:
    
    srpConfig - server config.
    
    srpVerifier - the SRP6 verifier value.
    
    Returns:
    
    an initialised SRP6 server object.
  - createSRP6VerifierGenerator
```
TlsSRP6VerifierGenerator createSRP6VerifierGenerator(TlsSRPConfig srpConfig)
```
    Create an SRP-6 verifier generator.
    
    Parameters:
    
    srpConfig - generator config.
    
    Returns:
    
    an initialized SRP6 verifier generator.
  - hkdfInit
```
TlsSecret hkdfInit(int cryptoHashAlgorithm)
```
    Setup an initial "secret" for a chain of HKDF calls (RFC 5869), containing a string of HashLen zeroes.
    
    Parameters:
    
    cryptoHashAlgorithm - the hash algorithm to instantiate HMAC with. See CryptoHashAlgorithm for values.

Interface TlsCrypto

Method Summary

Method Detail

hasAnyStreamVerifiers

hasAnyStreamVerifiersLegacy

hasCryptoHashAlgorithm

hasCryptoSignatureAlgorithm

hasDHAgreement

hasECDHAgreement

hasEncryptionAlgorithm

hasHKDFAlgorithm

hasMacAlgorithm

hasNamedGroup

hasRSAEncryption

hasSignatureAlgorithm

hasSignatureAndHashAlgorithm

hasSignatureScheme

hasSRPAuthentication

createSecret

generateRSAPreMasterSecret

getSecureRandom

createCertificate

createCertificate

createCipher

createDHDomain

createECDomain

adoptSecret

createHash

createHMAC

createHMACForHash

createNonceGenerator

createSRP6Client

createSRP6Server

createSRP6VerifierGenerator

hkdfInit