OpenDDS::Security::SSL::DH_2048_MODP_256_PRIME Class Reference

#include <DiffieHellman.h>

Inheritance diagram for OpenDDS::Security::SSL::DH_2048_MODP_256_PRIME:

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Collaboration diagram for OpenDDS::Security::SSL::DH_2048_MODP_256_PRIME:

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List of all members.

Public Member Functions
	DH_2048_MODP_256_PRIME ()
	~DH_2048_MODP_256_PRIME ()
int	init ()
int	pub_key (DDS::OctetSeq &dst)
int	compute_shared_secret (const DDS::OctetSeq &pub_key)
const char *	kagree_algo () const

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Detailed Description

Definition at line 49 of file DiffieHellman.h.

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Constructor & Destructor Documentation

OpenDDS::Security::SSL::DH_2048_MODP_256_PRIME::DH_2048_MODP_256_PRIME

(

)

Definition at line 55 of file DiffieHellman.cpp.

References init().

{ init(); }

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OpenDDS::Security::SSL::DH_2048_MODP_256_PRIME::~DH_2048_MODP_256_PRIME

(

)

Definition at line 57 of file DiffieHellman.cpp.

{}

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Member Function Documentation

int OpenDDS::Security::SSL::DH_2048_MODP_256_PRIME::compute_shared_secret

(

const DDS::OctetSeq &

pub_key

)

[virtual]

Returns:

int 0 on success; 1 on failure.

Implements OpenDDS::Security::SSL::DHAlgorithm.

Definition at line 198 of file DiffieHellman.cpp.

References OpenDDS::Security::SSL::DHAlgorithm::k_, and OpenDDS::Security::SSL::DHAlgorithm::shared_secret_.

  {
    dh_shared_secret secret(k_);
    return secret(pub_key, shared_secret_);
  }

int OpenDDS::Security::SSL::DH_2048_MODP_256_PRIME::init

(

void

)

[virtual]

Returns:

int 0 on success; 1 on failure.

Implements OpenDDS::Security::SSL::DHAlgorithm.

Definition at line 115 of file DiffieHellman.cpp.

References OpenDDS::Security::SSL::DHAlgorithm::k_.

Referenced by DH_2048_MODP_256_PRIME().

  {
    if (k_) return 0;

    dh_constructor dh;
    k_ = dh();

    if (k_) {
      return 0;

    } else {
      return 1;
    }
  }

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const char* OpenDDS::Security::SSL::DH_2048_MODP_256_PRIME::kagree_algo

(

)

const [inline, virtual]

Implements OpenDDS::Security::SSL::DHAlgorithm.

Definition at line 70 of file DiffieHellman.h.

{ return "DH+MODP-2048-256"; }

int OpenDDS::Security::SSL::DH_2048_MODP_256_PRIME::pub_key

(

DDS::OctetSeq &

dst

)

[virtual]

Returns:

int 0 on success; 1 on failure.

Implements OpenDDS::Security::SSL::DHAlgorithm.

Definition at line 130 of file DiffieHellman.cpp.

References DH_get0_key(), OpenDDS::Security::SSL::DHAlgorithm::k_, and OPENDDS_SSL_LOG_ERR.

  {
    int result = 1;

    if (k_) {
      DH_Handle dh(k_);
      if (dh) {
        const BIGNUM *pubkey,
          *privkey; /* Ignore the privkey but pass it in anyway since nothing
                       documents what happens when a NULL gets passed in */
        pubkey = privkey = NULL;
        DH_get0_key(dh, &pubkey, &privkey);
        if (pubkey) {
          dst.length(DH_size(dh));
          if (0 < BN_bn2bin(pubkey, dst.get_buffer())) {
            result = 0;

          } else {
            OPENDDS_SSL_LOG_ERR("BN_bn2bin failed");
          }
        }
      }
    }
    return result;
  }

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

• DiffieHellman.h
• DiffieHellman.cpp