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/*
* Copyright (c) 2010 SURFnet bv
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
* IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/*****************************************************************************
OSAttribute.cpp
This class represents the object store view on an object's attribute
*****************************************************************************/
#include "config.h"
#include "OSAttribute.h"
// Copy constructor
OSAttribute::OSAttribute(const OSAttribute& in)
{
attributeType = in.attributeType;
boolValue = in.boolValue;
ulongValue = in.ulongValue;
byteStrValue = in.byteStrValue;
mechSetValue = in.mechSetValue;
attrMapValue = in.attrMapValue;
}
// Constructor for a boolean type attribute
OSAttribute::OSAttribute(const bool value)
{
boolValue = value;
attributeType = BOOL;
ulongValue = 0;
}
// Constructor for an unsigned long type attribute
OSAttribute::OSAttribute(const unsigned long value)
{
ulongValue = value;
attributeType = ULONG;
boolValue = false;
}
// Constructor for a byte string type attribute
OSAttribute::OSAttribute(const ByteString& value)
{
byteStrValue = value;
attributeType = BYTESTR;
boolValue = false;
ulongValue = 0;
}
// Constructor for a mechanism type set attribute
OSAttribute::OSAttribute(const std::set<CK_MECHANISM_TYPE>& value)
{
mechSetValue = value;
attributeType = MECHSET;
boolValue = false;
ulongValue = 0;
}
// Constructor for an attribute map type attribute
OSAttribute::OSAttribute(const std::map<CK_ATTRIBUTE_TYPE,OSAttribute>& value)
{
attrMapValue = value;
attributeType = ATTRMAP;
boolValue = false;
ulongValue = 0;
}
// Check the attribute type
bool OSAttribute::isBooleanAttribute() const
{
return (attributeType == BOOL);
}
bool OSAttribute::isUnsignedLongAttribute() const
{
return (attributeType == ULONG);
}
bool OSAttribute::isByteStringAttribute() const
{
return (attributeType == BYTESTR);
}
bool OSAttribute::isMechanismTypeSetAttribute() const
{
return (attributeType == MECHSET);
}
bool OSAttribute::isAttributeMapAttribute() const
{
return (attributeType == ATTRMAP);
}
// Retrieve the attribute value
bool OSAttribute::getBooleanValue() const
{
return boolValue;
}
unsigned long OSAttribute::getUnsignedLongValue() const
{
return ulongValue;
}
const ByteString& OSAttribute::getByteStringValue() const
{
return byteStrValue;
}
const std::set<CK_MECHANISM_TYPE>& OSAttribute::getMechanismTypeSetValue() const
{
return mechSetValue;
}
const std::map<CK_ATTRIBUTE_TYPE,OSAttribute>& OSAttribute::getAttributeMapValue() const
{
return attrMapValue;
}
// Helper for template (aka array) matching
bool OSAttribute::peekValue(ByteString& value) const
{
size_t counter = 0;
CK_MECHANISM_TYPE mech;
switch (attributeType)
{
case BOOL:
value.resize(sizeof(boolValue));
memcpy(&value[0], &boolValue, value.size());
return true;
case ULONG:
value.resize(sizeof(ulongValue));
memcpy(&value[0], &ulongValue, value.size());
return true;
case BYTESTR:
value.resize(byteStrValue.size());
memcpy(&value[0], byteStrValue.const_byte_str(), value.size());
return true;
case MECHSET:
value.resize(mechSetValue.size() * sizeof(mech));
for (std::set<CK_MECHANISM_TYPE>::const_iterator i = mechSetValue.begin(); i != mechSetValue.end(); ++i)
{
mech = *i;
memcpy(&value[0] + counter * sizeof(mech), &mech, sizeof(mech));
counter++;
}
return true;
case ATTRMAP:
return false;
default:
return false;
}
}
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