OpenDDS::Security::UtilityImpl Class Reference

#include <UtilityImpl.h>

Inheritance diagram for OpenDDS::Security::UtilityImpl:

Collaboration diagram for OpenDDS::Security::UtilityImpl:

Public Member Functions
virtual	~UtilityImpl ()
virtual void	generate_random_bytes (void *ptr, size_t size)
virtual void	hmac (void *out, void const *in, size_t size, const std::string &password) const
Public Member Functions inherited from OpenDDS::Security::Utility
virtual	~Utility ()
Public Member Functions inherited from OpenDDS::DCPS::RcObject
virtual	~RcObject ()
virtual void	_add_ref ()
virtual void	_remove_ref ()
long	ref_count () const
WeakObject *	_get_weak_object () const

Additional Inherited Members
Protected Member Functions inherited from OpenDDS::DCPS::RcObject
	RcObject ()

Detailed Description

Definition at line 23 of file UtilityImpl.h.

Constructor & Destructor Documentation

~UtilityImpl()

OpenDDS::Security::UtilityImpl::~UtilityImpl ( )

virtual

Definition at line 12 of file UtilityImpl.cpp.

{}

Member Function Documentation

generate_random_bytes()

void OpenDDS::Security::UtilityImpl::generate_random_bytes ( void *  ptr, size_t  size  )

virtual

Implements OpenDDS::Security::Utility.

Definition at line 14 of file UtilityImpl.cpp.

References ACE_ERROR, ACE_TEXT(), and LM_ERROR.

{
  int rc = RAND_bytes(static_cast<unsigned char*>(ptr),
                      static_cast<int>(size));

  if (rc != 1) {
    unsigned long err = ERR_get_error();
    char msg[256] = { 0 };
    ERR_error_string_n(err, msg, sizeof(msg));
    ACE_ERROR((LM_ERROR,
               ACE_TEXT("(%P|%t) UtilityImpl::generate_random_bytes: ERROR '%C' returned by RAND_bytes(...)\n"),
               msg));
  }
}

hmac()

void OpenDDS::Security::UtilityImpl::hmac ( void *  out, void const *  in, size_t  size, const std::string &  password  ) const

virtual

Implements OpenDDS::Security::Utility.

Definition at line 29 of file UtilityImpl.cpp.

References memcpy(), and OPENDDS_END_VERSIONED_NAMESPACE_DECL.

{
  unsigned char* digest = HMAC(EVP_sha1(), password.c_str(),
                               static_cast<int>(password.size()),
                               static_cast<const unsigned char*>(in),
                               static_cast<int>(size), NULL, NULL);
  memcpy(out, digest, 20);
}

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

• UtilityImpl.h
• UtilityImpl.cpp