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/*
* Copyright (c) 2010 .SE (The Internet Infrastructure Foundation)
* 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.
*/
/*****************************************************************************
Session.h
This class represents a single session
*****************************************************************************/
#include "CryptoFactory.h"
#include "Session.h"
// Constructor
Session::Session(Slot* inSlot, bool inIsReadWrite, CK_VOID_PTR inPApplication, CK_NOTIFY inNotify)
{
slot = inSlot;
token = slot->getToken();
isReadWrite = inIsReadWrite;
hSession = CK_INVALID_HANDLE;
pApplication = inPApplication;
notify = inNotify;
operation = SESSION_OP_NONE;
findOp = NULL;
digestOp = NULL;
hashAlgo = HashAlgo::Unknown;
macOp = NULL;
asymmetricCryptoOp = NULL;
symmetricCryptoOp = NULL;
mechanism = AsymMech::Unknown;
reAuthentication = false;
allowSinglePartOp = false;
allowMultiPartOp = false;
publicKey = NULL;
privateKey = NULL;
symmetricKey = NULL;
param = NULL;
paramLen = 0;
// Storing Key handle in session
hKey = CK_INVALID_HANDLE;
}
// Constructor
Session::Session()
{
slot = NULL;
token = NULL;
isReadWrite = false;
hSession = CK_INVALID_HANDLE;
pApplication = NULL;
notify = NULL;
operation = SESSION_OP_NONE;
findOp = NULL;
digestOp = NULL;
hashAlgo = HashAlgo::Unknown;
macOp = NULL;
asymmetricCryptoOp = NULL;
symmetricCryptoOp = NULL;
mechanism = AsymMech::Unknown;
reAuthentication = false;
allowSinglePartOp = false;
allowMultiPartOp = false;
publicKey = NULL;
privateKey = NULL;
symmetricKey = NULL;
param = NULL;
paramLen = 0;
// Storing Key handle in session
hKey = CK_INVALID_HANDLE;
}
// Destructor
Session::~Session()
{
resetOp();
}
void Session::setKeyHandle(CK_OBJECT_HANDLE inHKey)
{
//store the key hanldle for subsequent use
hKey = inHKey;
}
CK_OBJECT_HANDLE Session::getKeyHandle()
{
//return the Key handle for subsequent use
return hKey;
}
// Get session info
CK_RV Session::getInfo(CK_SESSION_INFO_PTR pInfo)
{
if (pInfo == NULL_PTR) return CKR_ARGUMENTS_BAD;
pInfo->slotID = slot->getSlotID();
pInfo->state = getState();
pInfo->flags = CKF_SERIAL_SESSION;
if (isRW())
{
pInfo->flags |= CKF_RW_SESSION;
}
pInfo->ulDeviceError = 0;
return CKR_OK;
}
// Is a read and write session
bool Session::isRW()
{
return isReadWrite;
}
// Get session state
CK_STATE Session::getState()
{
if (token->isSOLoggedIn())
{
return CKS_RW_SO_FUNCTIONS;
}
if (token->isUserLoggedIn())
{
if (isRW())
{
return CKS_RW_USER_FUNCTIONS;
}
else
{
return CKS_RO_USER_FUNCTIONS;
}
}
if (isRW())
{
return CKS_RW_PUBLIC_SESSION;
}
else
{
return CKS_RO_PUBLIC_SESSION;
}
}
void Session::setHandle(CK_SESSION_HANDLE inHSession)
{
hSession = inHSession;
}
CK_SESSION_HANDLE Session::getHandle()
{
return hSession;
}
// Return the slot that the session is connected to
Slot* Session::getSlot()
{
return slot;
}
// Return the token that the session is connected to
Token* Session::getToken()
{
return token;
}
// Set the operation type
void Session::setOpType(int inOperation)
{
operation = inOperation;
}
// Get the operation type
int Session::getOpType()
{
return operation;
}
// Reset the operations
void Session::resetOp()
{
if (param != NULL)
{
free(param);
param = NULL;
paramLen = 0;
}
if (digestOp != NULL)
{
CryptoFactory::i()->recycleHashAlgorithm(digestOp);
digestOp = NULL;
}
else if (findOp != NULL)
{
findOp->recycle();
findOp = NULL;
}
else if (asymmetricCryptoOp != NULL)
{
if (publicKey != NULL)
{
asymmetricCryptoOp->recyclePublicKey(publicKey);
publicKey = NULL;
}
if (privateKey != NULL)
{
asymmetricCryptoOp->recyclePrivateKey(privateKey);
privateKey = NULL;
}
CryptoFactory::i()->recycleAsymmetricAlgorithm(asymmetricCryptoOp);
asymmetricCryptoOp = NULL;
}
else if (symmetricCryptoOp != NULL)
{
if (symmetricKey != NULL)
{
symmetricCryptoOp->recycleKey(symmetricKey);
symmetricKey = NULL;
}
CryptoFactory::i()->recycleSymmetricAlgorithm(symmetricCryptoOp);
symmetricCryptoOp = NULL;
}
else if (macOp != NULL)
{
if (symmetricKey != NULL)
{
macOp->recycleKey(symmetricKey);
symmetricKey = NULL;
}
CryptoFactory::i()->recycleMacAlgorithm(macOp);
macOp = NULL;
}
operation = SESSION_OP_NONE;
reAuthentication = false;
}
void Session::setFindOp(FindOperation *inFindOp)
{
if (findOp != NULL) {
delete findOp;
}
findOp = inFindOp;
}
FindOperation *Session::getFindOp()
{
return findOp;
}
// Set the digesting operator
void Session::setDigestOp(HashAlgorithm* inDigestOp)
{
if (digestOp != NULL)
{
CryptoFactory::i()->recycleHashAlgorithm(digestOp);
}
digestOp = inDigestOp;
}
// Get the digesting operator
HashAlgorithm* Session::getDigestOp()
{
return digestOp;
}
void Session::setHashAlgo(HashAlgo::Type inHashAlgo)
{
hashAlgo = inHashAlgo;
}
HashAlgo::Type Session::getHashAlgo()
{
return hashAlgo;
}
// Set the MACing operator
void Session::setMacOp(MacAlgorithm *inMacOp)
{
if (macOp != NULL)
{
setSymmetricKey(NULL);
CryptoFactory::i()->recycleMacAlgorithm(macOp);
}
macOp = inMacOp;
}
// Get the MACing operator
MacAlgorithm *Session::getMacOp()
{
return macOp;
}
void Session::setAsymmetricCryptoOp(AsymmetricAlgorithm *inAsymmetricCryptoOp)
{
if (asymmetricCryptoOp != NULL)
{
setPublicKey(NULL);
setPrivateKey(NULL);
CryptoFactory::i()->recycleAsymmetricAlgorithm(asymmetricCryptoOp);
}
asymmetricCryptoOp = inAsymmetricCryptoOp;
}
AsymmetricAlgorithm *Session::getAsymmetricCryptoOp()
{
return asymmetricCryptoOp;
}
void Session::setSymmetricCryptoOp(SymmetricAlgorithm *inSymmetricCryptoOp)
{
if (symmetricCryptoOp != NULL)
{
setSymmetricKey(NULL);
CryptoFactory::i()->recycleSymmetricAlgorithm(symmetricCryptoOp);
}
symmetricCryptoOp = inSymmetricCryptoOp;
}
SymmetricAlgorithm *Session::getSymmetricCryptoOp()
{
return symmetricCryptoOp;
}
void Session::setMechanism(AsymMech::Type inMechanism)
{
mechanism = inMechanism;
}
AsymMech::Type Session::getMechanism()
{
return mechanism;
}
void Session::setParameters(void* inParam, size_t inParamLen)
{
if (inParam == NULL || inParamLen == 0) return;
if (param != NULL)
{
free(param);
paramLen = 0;
}
param = malloc(inParamLen);
if (param != NULL)
{
memcpy(param, inParam, inParamLen);
paramLen = inParamLen;
}
}
void* Session::getParameters(size_t& inParamLen)
{
inParamLen = paramLen;
return param;
}
void Session::setReAuthentication(bool inReAuthentication)
{
reAuthentication = inReAuthentication;
}
bool Session::getReAuthentication()
{
return reAuthentication;
}
void Session::setAllowMultiPartOp(bool inAllowMultiPartOp)
{
allowMultiPartOp = inAllowMultiPartOp;
}
bool Session::getAllowMultiPartOp()
{
return allowMultiPartOp;
}
void Session::setAllowSinglePartOp(bool inAllowSinglePartOp)
{
allowSinglePartOp = inAllowSinglePartOp;
}
bool Session::getAllowSinglePartOp()
{
return allowSinglePartOp;
}
void Session::setPublicKey(PublicKey* inPublicKey)
{
if (asymmetricCryptoOp == NULL)
return;
if (publicKey != NULL)
{
asymmetricCryptoOp->recyclePublicKey(publicKey);
}
publicKey = inPublicKey;
}
PublicKey* Session::getPublicKey()
{
return publicKey;
}
void Session::setPrivateKey(PrivateKey* inPrivateKey)
{
if (asymmetricCryptoOp == NULL)
return;
if (privateKey != NULL)
{
asymmetricCryptoOp->recyclePrivateKey(privateKey);
}
privateKey = inPrivateKey;
}
PrivateKey* Session::getPrivateKey()
{
return privateKey;
}
void Session::setSymmetricKey(SymmetricKey* inSymmetricKey)
{
if (symmetricKey != NULL)
{
if (macOp) {
macOp->recycleKey(symmetricKey);
} else if (symmetricCryptoOp) {
symmetricCryptoOp->recycleKey(symmetricKey);
} else {
return;
}
}
symmetricKey = inSymmetricKey;
}
SymmetricKey* Session::getSymmetricKey()
{
return symmetricKey;
}
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