OpenDDS::Security::SSL::DHAlgorithm Class Reference

#include <DiffieHellman.h>

Inheritance diagram for OpenDDS::Security::SSL::DHAlgorithm:

Public Types
typedef DCPS::unique_ptr< DHAlgorithm >	unique_ptr

Public Member Functions
	DHAlgorithm ()
virtual	~DHAlgorithm ()
virtual int	init ()=0
virtual int	pub_key (DDS::OctetSeq &dst)=0
virtual int	gen_shared_secret (const DDS::OctetSeq &pub_key)
virtual const DDS::OctetSeq &	get_shared_secret () const
virtual bool	cmp_shared_secret (const DHAlgorithm &other) const
virtual const char *	kagree_algo () const =0

Protected Member Functions
virtual int	compute_shared_secret (const DDS::OctetSeq &pub_key)=0
int	hash_shared_secret ()

Protected Attributes
EVP_PKEY *	k_
DDS::OctetSeq	shared_secret_

Detailed Description

Definition at line 25 of file DiffieHellman.h.

Member Typedef Documentation

unique_ptr

typedef DCPS::unique_ptr<DHAlgorithm> OpenDDS::Security::SSL::DHAlgorithm::unique_ptr

Definition at line 27 of file DiffieHellman.h.

Constructor & Destructor Documentation

DHAlgorithm()

OpenDDS::Security::SSL::DHAlgorithm::DHAlgorithm ( )

inline

Definition at line 29 of file DiffieHellman.h.

References init().

: k_(0) {}

~DHAlgorithm()

OpenDDS::Security::SSL::DHAlgorithm::~DHAlgorithm ( )

virtual

Definition at line 55 of file DiffieHellman.cpp.

{ EVP_PKEY_free(k_); }

Member Function Documentation

cmp_shared_secret()

bool OpenDDS::Security::SSL::DHAlgorithm::cmp_shared_secret ( const DHAlgorithm &  other ) const

virtual

Definition at line 57 of file DiffieHellman.cpp.

References get_shared_secret().

{
  if (shared_secret_.length() != other.get_shared_secret().length()) {
    return false;
  }

  return (0 == std::memcmp(shared_secret_.get_buffer(),
                           other.get_shared_secret().get_buffer(),
                           shared_secret_.length()));
}

compute_shared_secret()

virtual int OpenDDS::Security::SSL::DHAlgorithm::compute_shared_secret ( const DDS::OctetSeq &  pub_key )

protectedpure virtual

Implemented in OpenDDS::Security::SSL::ECDH_PRIME_256_V1_CEUM, and OpenDDS::Security::SSL::DH_2048_MODP_256_PRIME.

gen_shared_secret()

virtual int OpenDDS::Security::SSL::DHAlgorithm::gen_shared_secret ( const DDS::OctetSeq &  pub_key )

inlinevirtual

Definition at line 36 of file DiffieHellman.h.

  {
    return compute_shared_secret(pub_key) || hash_shared_secret();
  }

get_shared_secret()

virtual const DDS::OctetSeq& OpenDDS::Security::SSL::DHAlgorithm::get_shared_secret ( ) const

inlinevirtual

Definition at line 41 of file DiffieHellman.h.

Referenced by cmp_shared_secret().

  {
    return shared_secret_;
  }

hash_shared_secret()

int OpenDDS::Security::SSL::DHAlgorithm::hash_shared_secret ( )

protected

Definition at line 68 of file DiffieHellman.cpp.

References OpenDDS::Security::SSL::hash().

{
  DDS::OctetSeq tmp = shared_secret_;
  std::vector<const DDS::OctetSeq*> hash_data;
  hash_data.push_back(&tmp);
  return SSL::hash(hash_data, shared_secret_);
}

init()

virtual int OpenDDS::Security::SSL::DHAlgorithm::init ( )

pure virtual

Implemented in OpenDDS::Security::SSL::ECDH_PRIME_256_V1_CEUM, and OpenDDS::Security::SSL::DH_2048_MODP_256_PRIME.

kagree_algo()

virtual const char* OpenDDS::Security::SSL::DHAlgorithm::kagree_algo ( ) const

pure virtual

Implemented in OpenDDS::Security::SSL::ECDH_PRIME_256_V1_CEUM, and OpenDDS::Security::SSL::DH_2048_MODP_256_PRIME.

pub_key()

virtual int OpenDDS::Security::SSL::DHAlgorithm::pub_key ( DDS::OctetSeq &  dst )

pure virtual

Implemented in OpenDDS::Security::SSL::ECDH_PRIME_256_V1_CEUM, and OpenDDS::Security::SSL::DH_2048_MODP_256_PRIME.

Member Data Documentation

k_

EVP_PKEY* OpenDDS::Security::SSL::DHAlgorithm::k_

protected

Definition at line 53 of file DiffieHellman.h.

shared_secret_

DDS::OctetSeq OpenDDS::Security::SSL::DHAlgorithm::shared_secret_

protected

Definition at line 54 of file DiffieHellman.h.

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The documentation for this class was generated from the following files:

• DiffieHellman.h
• DiffieHellman.cpp