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SoftHSM.cpp
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SoftHSM.cpp
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/*
* Copyright (c) 2010 SURFnet bv
* 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.
*/
/*****************************************************************************
SoftHSM.cpp
The implementation of the SoftHSM's main class
*****************************************************************************/
#include "config.h"
#include "log.h"
#include "access.h"
#include "Configuration.h"
#include "SimpleConfigLoader.h"
#include "MutexFactory.h"
#include "SecureMemoryRegistry.h"
#include "CryptoFactory.h"
#include "AsymmetricAlgorithm.h"
#include "SymmetricAlgorithm.h"
#include "AESKey.h"
#include "DerUtil.h"
#include "DESKey.h"
#include "RNG.h"
#include "RSAParameters.h"
#include "RSAPublicKey.h"
#include "RSAPrivateKey.h"
#include "DSAParameters.h"
#include "DSAPublicKey.h"
#include "DSAPrivateKey.h"
#include "ECPublicKey.h"
#include "ECPrivateKey.h"
#include "ECParameters.h"
#include "EDPublicKey.h"
#include "EDPrivateKey.h"
#include "DHParameters.h"
#include "DHPublicKey.h"
#include "DHPrivateKey.h"
#include "GOSTPublicKey.h"
#include "GOSTPrivateKey.h"
#include "cryptoki.h"
#include "SoftHSM.h"
#include "osmutex.h"
#include "SessionManager.h"
#include "SessionObjectStore.h"
#include "HandleManager.h"
#include "P11Objects.h"
#include "odd.h"
#if defined(WITH_OPENSSL)
#include "OSSLCryptoFactory.h"
#else
#include "BotanCryptoFactory.h"
#endif
#include <stdlib.h>
#include <algorithm>
#include <stdexcept>
#ifdef _WIN32
#include <process.h>
#else
#include <unistd.h>
#endif
// Initialise the one-and-only instance
#ifdef HAVE_CXX11
std::unique_ptr<MutexFactory> MutexFactory::instance(nullptr);
std::unique_ptr<SecureMemoryRegistry> SecureMemoryRegistry::instance(nullptr);
#if defined(WITH_OPENSSL)
std::unique_ptr<OSSLCryptoFactory> OSSLCryptoFactory::instance(nullptr);
#else
std::unique_ptr<BotanCryptoFactory> BotanCryptoFactory::instance(nullptr);
#endif
std::unique_ptr<SoftHSM> SoftHSM::instance(nullptr);
#else
std::auto_ptr<MutexFactory> MutexFactory::instance(NULL);
std::auto_ptr<SecureMemoryRegistry> SecureMemoryRegistry::instance(NULL);
#if defined(WITH_OPENSSL)
std::auto_ptr<OSSLCryptoFactory> OSSLCryptoFactory::instance(NULL);
#else
std::auto_ptr<BotanCryptoFactory> BotanCryptoFactory::instance(NULL);
#endif
std::auto_ptr<SoftHSM> SoftHSM::instance(NULL);
#endif
static CK_RV newP11Object(CK_OBJECT_CLASS objClass, CK_KEY_TYPE keyType, CK_CERTIFICATE_TYPE certType, P11Object **p11object)
{
switch(objClass) {
case CKO_DATA:
*p11object = new P11DataObj();
break;
case CKO_CERTIFICATE:
if (certType == CKC_X_509)
*p11object = new P11X509CertificateObj();
else if (certType == CKC_OPENPGP)
*p11object = new P11OpenPGPPublicKeyObj();
else
return CKR_ATTRIBUTE_VALUE_INVALID;
break;
case CKO_PUBLIC_KEY:
if (keyType == CKK_RSA)
*p11object = new P11RSAPublicKeyObj();
else if (keyType == CKK_DSA)
*p11object = new P11DSAPublicKeyObj();
else if (keyType == CKK_EC)
*p11object = new P11ECPublicKeyObj();
else if (keyType == CKK_DH)
*p11object = new P11DHPublicKeyObj();
else if (keyType == CKK_GOSTR3410)
*p11object = new P11GOSTPublicKeyObj();
else if (keyType == CKK_EC_EDWARDS)
*p11object = new P11EDPublicKeyObj();
else
return CKR_ATTRIBUTE_VALUE_INVALID;
break;
case CKO_PRIVATE_KEY:
// we need to know the type too
if (keyType == CKK_RSA)
*p11object = new P11RSAPrivateKeyObj();
else if (keyType == CKK_DSA)
*p11object = new P11DSAPrivateKeyObj();
else if (keyType == CKK_EC)
*p11object = new P11ECPrivateKeyObj();
else if (keyType == CKK_DH)
*p11object = new P11DHPrivateKeyObj();
else if (keyType == CKK_GOSTR3410)
*p11object = new P11GOSTPrivateKeyObj();
else if (keyType == CKK_EC_EDWARDS)
*p11object = new P11EDPrivateKeyObj();
else
return CKR_ATTRIBUTE_VALUE_INVALID;
break;
case CKO_SECRET_KEY:
if ((keyType == CKK_GENERIC_SECRET) ||
(keyType == CKK_MD5_HMAC) ||
(keyType == CKK_SHA_1_HMAC) ||
(keyType == CKK_SHA224_HMAC) ||
(keyType == CKK_SHA256_HMAC) ||
(keyType == CKK_SHA384_HMAC) ||
(keyType == CKK_SHA512_HMAC))
{
P11GenericSecretKeyObj* key = new P11GenericSecretKeyObj();
*p11object = key;
key->setKeyType(keyType);
}
else if (keyType == CKK_AES)
{
*p11object = new P11AESSecretKeyObj();
}
else if ((keyType == CKK_DES) ||
(keyType == CKK_DES2) ||
(keyType == CKK_DES3))
{
P11DESSecretKeyObj* key = new P11DESSecretKeyObj();
*p11object = key;
key->setKeyType(keyType);
}
else if (keyType == CKK_GOST28147)
{
*p11object = new P11GOSTSecretKeyObj();
}
else
return CKR_ATTRIBUTE_VALUE_INVALID;
break;
case CKO_DOMAIN_PARAMETERS:
if (keyType == CKK_DSA)
*p11object = new P11DSADomainObj();
else if (keyType == CKK_DH)
*p11object = new P11DHDomainObj();
else
return CKR_ATTRIBUTE_VALUE_INVALID;
break;
default:
return CKR_ATTRIBUTE_VALUE_INVALID; // invalid value for a valid argument
}
return CKR_OK;
}
static CK_RV extractObjectInformation(CK_ATTRIBUTE_PTR pTemplate,
CK_ULONG ulCount,
CK_OBJECT_CLASS &objClass,
CK_KEY_TYPE &keyType,
CK_CERTIFICATE_TYPE &certType,
CK_BBOOL &isOnToken,
CK_BBOOL &isPrivate,
bool bImplicit)
{
bool bHasClass = false;
bool bHasKeyType = false;
bool bHasCertType = false;
bool bHasPrivate = false;
// Extract object information
for (CK_ULONG i = 0; i < ulCount; ++i)
{
switch (pTemplate[i].type)
{
case CKA_CLASS:
if (pTemplate[i].ulValueLen == sizeof(CK_OBJECT_CLASS))
{
objClass = *(CK_OBJECT_CLASS_PTR)pTemplate[i].pValue;
bHasClass = true;
}
break;
case CKA_KEY_TYPE:
if (pTemplate[i].ulValueLen == sizeof(CK_KEY_TYPE))
{
keyType = *(CK_KEY_TYPE*)pTemplate[i].pValue;
bHasKeyType = true;
}
break;
case CKA_CERTIFICATE_TYPE:
if (pTemplate[i].ulValueLen == sizeof(CK_CERTIFICATE_TYPE))
{
certType = *(CK_CERTIFICATE_TYPE*)pTemplate[i].pValue;
bHasCertType = true;
}
break;
case CKA_TOKEN:
if (pTemplate[i].ulValueLen == sizeof(CK_BBOOL))
{
isOnToken = *(CK_BBOOL*)pTemplate[i].pValue;
}
break;
case CKA_PRIVATE:
if (pTemplate[i].ulValueLen == sizeof(CK_BBOOL))
{
isPrivate = *(CK_BBOOL*)pTemplate[i].pValue;
bHasPrivate = true;
}
break;
default:
break;
}
}
if (bImplicit)
{
return CKR_OK;
}
if (!bHasClass)
{
return CKR_TEMPLATE_INCOMPLETE;
}
bool bKeyTypeRequired = (objClass == CKO_PUBLIC_KEY || objClass == CKO_PRIVATE_KEY || objClass == CKO_SECRET_KEY);
if (bKeyTypeRequired && !bHasKeyType)
{
return CKR_TEMPLATE_INCOMPLETE;
}
if (objClass == CKO_CERTIFICATE)
{
if (!bHasCertType)
{
return CKR_TEMPLATE_INCOMPLETE;
}
if (!bHasPrivate)
{
// Change default value for certificates
isPrivate = CK_FALSE;
}
}
if (objClass == CKO_PUBLIC_KEY && !bHasPrivate)
{
// Change default value for public keys
isPrivate = CK_FALSE;
}
return CKR_OK;
}
static CK_RV newP11Object(OSObject *object, P11Object **p11object)
{
CK_OBJECT_CLASS objClass = object->getUnsignedLongValue(CKA_CLASS, CKO_VENDOR_DEFINED);
CK_KEY_TYPE keyType = CKK_RSA;
CK_CERTIFICATE_TYPE certType = CKC_X_509;
if (object->attributeExists(CKA_KEY_TYPE))
keyType = object->getUnsignedLongValue(CKA_KEY_TYPE, CKK_RSA);
if (object->attributeExists(CKA_CERTIFICATE_TYPE))
certType = object->getUnsignedLongValue(CKA_CERTIFICATE_TYPE, CKC_X_509);
CK_RV rv = newP11Object(objClass,keyType,certType,p11object);
if (rv != CKR_OK)
return rv;
if (!(*p11object)->init(object))
return CKR_GENERAL_ERROR; // something went wrong that shouldn't have.
return CKR_OK;
}
#ifdef notyet
static CK_ATTRIBUTE bsAttribute(CK_ATTRIBUTE_TYPE type, const ByteString &value)
{
CK_ATTRIBUTE attr = {type, (CK_VOID_PTR)value.const_byte_str(), value.size() };
return attr;
}
#endif
/*****************************************************************************
Implementation of SoftHSM class specific functions
*****************************************************************************/
static void resetMutexFactoryCallbacks()
{
// Reset MutexFactory callbacks to our versions
MutexFactory::i()->setCreateMutex(OSCreateMutex);
MutexFactory::i()->setDestroyMutex(OSDestroyMutex);
MutexFactory::i()->setLockMutex(OSLockMutex);
MutexFactory::i()->setUnlockMutex(OSUnlockMutex);
}
// Return the one-and-only instance
SoftHSM* SoftHSM::i()
{
if (!instance.get())
{
instance.reset(new SoftHSM());
}
else if(instance->detectFork())
{
if (Configuration::i()->getBool("library.reset_on_fork", false))
{
/* It is important to first clear the singleton
* instance, and then fill it again, so make sure
* the old instance is first destroyed as some
* static structures are erased in the destructor.
*/
instance.reset(NULL);
instance.reset(new SoftHSM());
}
}
return instance.get();
}
void SoftHSM::reset()
{
if (instance.get())
instance.reset();
}
// Constructor
SoftHSM::SoftHSM()
{
isInitialised = false;
isRemovable = false;
sessionObjectStore = NULL;
objectStore = NULL;
slotManager = NULL;
sessionManager = NULL;
handleManager = NULL;
resetMutexFactoryCallbacks();
#ifdef _WIN32
forkID = _getpid();
#else
forkID = getpid();
#endif
}
// Destructor
SoftHSM::~SoftHSM()
{
if (handleManager != NULL) delete handleManager;
handleManager = NULL;
if (sessionManager != NULL) delete sessionManager;
sessionManager = NULL;
if (slotManager != NULL) delete slotManager;
slotManager = NULL;
if (objectStore != NULL) delete objectStore;
objectStore = NULL;
if (sessionObjectStore != NULL) delete sessionObjectStore;
sessionObjectStore = NULL;
mechanisms_table.clear();
supportedMechanisms.clear();
isInitialised = false;
resetMutexFactoryCallbacks();
}
/*****************************************************************************
Implementation of PKCS #11 functions
*****************************************************************************/
// PKCS #11 initialisation function
CK_RV SoftHSM::C_Initialize(CK_VOID_PTR pInitArgs)
{
CK_C_INITIALIZE_ARGS_PTR args;
// Check if PKCS#11 is already initialized
if (isInitialised)
{
ERROR_MSG("SoftHSM is already initialized");
return CKR_CRYPTOKI_ALREADY_INITIALIZED;
}
// Do we have any arguments?
if (pInitArgs != NULL_PTR)
{
args = (CK_C_INITIALIZE_ARGS_PTR)pInitArgs;
// Must be set to NULL_PTR in this version of PKCS#11
if (args->pReserved != NULL_PTR)
{
ERROR_MSG("pReserved must be set to NULL_PTR");
return CKR_ARGUMENTS_BAD;
}
// Can we spawn our own threads?
// if (args->flags & CKF_LIBRARY_CANT_CREATE_OS_THREADS)
// {
// DEBUG_MSG("Cannot create threads if CKF_LIBRARY_CANT_CREATE_OS_THREADS is set");
// return CKR_NEED_TO_CREATE_THREADS;
// }
// Are we not supplied with mutex functions?
if
(
args->CreateMutex == NULL_PTR &&
args->DestroyMutex == NULL_PTR &&
args->LockMutex == NULL_PTR &&
args->UnlockMutex == NULL_PTR
)
{
// Can we use our own mutex functions?
if (args->flags & CKF_OS_LOCKING_OK)
{
// Use our own mutex functions.
resetMutexFactoryCallbacks();
MutexFactory::i()->enable();
}
else
{
// The external application is not using threading
MutexFactory::i()->disable();
}
}
else
{
// We must have all mutex functions
if
(
args->CreateMutex == NULL_PTR ||
args->DestroyMutex == NULL_PTR ||
args->LockMutex == NULL_PTR ||
args->UnlockMutex == NULL_PTR
)
{
ERROR_MSG("Not all mutex functions are supplied");
return CKR_ARGUMENTS_BAD;
}
// We could use our own mutex functions if the flag is set,
// but we use the external functions in both cases.
// Load the external mutex functions
MutexFactory::i()->setCreateMutex(args->CreateMutex);
MutexFactory::i()->setDestroyMutex(args->DestroyMutex);
MutexFactory::i()->setLockMutex(args->LockMutex);
MutexFactory::i()->setUnlockMutex(args->UnlockMutex);
MutexFactory::i()->enable();
}
}
else
{
// No concurrent access by multiple threads
MutexFactory::i()->disable();
}
// Initiate SecureMemoryRegistry
if (SecureMemoryRegistry::i() == NULL)
{
ERROR_MSG("Could not load the SecureMemoryRegistry");
return CKR_GENERAL_ERROR;
}
// Build the CryptoFactory
if (CryptoFactory::i() == NULL)
{
ERROR_MSG("Could not load the CryptoFactory");
return CKR_GENERAL_ERROR;
}
#ifdef WITH_FIPS
// Check the FIPS status
if (!CryptoFactory::i()->getFipsSelfTestStatus())
{
ERROR_MSG("The FIPS self test failed");
return CKR_FIPS_SELF_TEST_FAILED;
}
#endif
// (Re)load the configuration
if (!Configuration::i()->reload(SimpleConfigLoader::i()))
{
ERROR_MSG("Could not load the configuration");
return CKR_GENERAL_ERROR;
}
// Configure the log level
if (!setLogLevel(Configuration::i()->getString("log.level", DEFAULT_LOG_LEVEL)))
{
ERROR_MSG("Could not set the log level");
return CKR_GENERAL_ERROR;
}
// Configure object store storage backend used by all tokens.
if (!ObjectStoreToken::selectBackend(Configuration::i()->getString("objectstore.backend", DEFAULT_OBJECTSTORE_BACKEND)))
{
ERROR_MSG("Could not set the storage backend");
return CKR_GENERAL_ERROR;
}
sessionObjectStore = new SessionObjectStore();
// Load the object store
objectStore = new ObjectStore(Configuration::i()->getString("directories.tokendir", DEFAULT_TOKENDIR));
if (!objectStore->isValid())
{
WARNING_MSG("Could not load the object store");
delete objectStore;
objectStore = NULL;
delete sessionObjectStore;
sessionObjectStore = NULL;
return CKR_GENERAL_ERROR;
}
// Load the enabled list of algorithms
prepareSupportedMecahnisms(mechanisms_table);
isRemovable = Configuration::i()->getBool("slots.removable", false);
// Load the slot manager
slotManager = new SlotManager(objectStore);
// Load the session manager
sessionManager = new SessionManager();
// Load the handle manager
handleManager = new HandleManager();
// Set the state to initialised
isInitialised = true;
return CKR_OK;
}
// PKCS #11 finalisation function
CK_RV SoftHSM::C_Finalize(CK_VOID_PTR pReserved)
{
if (!isInitialised) return CKR_CRYPTOKI_NOT_INITIALIZED;
// Must be set to NULL_PTR in this version of PKCS#11
if (pReserved != NULL_PTR) return CKR_ARGUMENTS_BAD;
if (handleManager != NULL) delete handleManager;
handleManager = NULL;
if (sessionManager != NULL) delete sessionManager;
sessionManager = NULL;
if (slotManager != NULL) delete slotManager;
slotManager = NULL;
if (objectStore != NULL) delete objectStore;
objectStore = NULL;
if (sessionObjectStore != NULL) delete sessionObjectStore;
sessionObjectStore = NULL;
CryptoFactory::reset();
SecureMemoryRegistry::reset();
isInitialised = false;
supportedMechanisms.clear();
SoftHSM::reset();
return CKR_OK;
}
// Return information about the PKCS #11 module
CK_RV SoftHSM::C_GetInfo(CK_INFO_PTR pInfo)
{
if (!isInitialised) return CKR_CRYPTOKI_NOT_INITIALIZED;
if (pInfo == NULL_PTR) return CKR_ARGUMENTS_BAD;
pInfo->cryptokiVersion.major = CRYPTOKI_VERSION_MAJOR;
pInfo->cryptokiVersion.minor = CRYPTOKI_VERSION_MINOR;
memset(pInfo->manufacturerID, ' ', 32);
memcpy(pInfo->manufacturerID, "SoftHSM", 7);
pInfo->flags = 0;
memset(pInfo->libraryDescription, ' ', 32);
#ifdef WITH_FIPS
memcpy(pInfo->libraryDescription, "Implementation of PKCS11+FIPS", 29);
#else
memcpy(pInfo->libraryDescription, "Implementation of PKCS11", 24);
#endif
pInfo->libraryVersion.major = VERSION_MAJOR;
pInfo->libraryVersion.minor = VERSION_MINOR;
return CKR_OK;
}
// Return a list of available slots
CK_RV SoftHSM::C_GetSlotList(CK_BBOOL tokenPresent, CK_SLOT_ID_PTR pSlotList, CK_ULONG_PTR pulCount)
{
if (!isInitialised) return CKR_CRYPTOKI_NOT_INITIALIZED;
return slotManager->getSlotList(objectStore, tokenPresent, pSlotList, pulCount);
}
// Return information about a slot
CK_RV SoftHSM::C_GetSlotInfo(CK_SLOT_ID slotID, CK_SLOT_INFO_PTR pInfo)
{
CK_RV rv;
if (!isInitialised) return CKR_CRYPTOKI_NOT_INITIALIZED;
Slot* slot = slotManager->getSlot(slotID);
if (slot == NULL)
{
return CKR_SLOT_ID_INVALID;
}
rv = slot->getSlotInfo(pInfo);
if (rv != CKR_OK) {
return rv;
}
if (isRemovable) {
pInfo->flags |= CKF_REMOVABLE_DEVICE;
}
return CKR_OK;
}
// Return information about a token in a slot
CK_RV SoftHSM::C_GetTokenInfo(CK_SLOT_ID slotID, CK_TOKEN_INFO_PTR pInfo)
{
if (!isInitialised) return CKR_CRYPTOKI_NOT_INITIALIZED;
Slot* slot = slotManager->getSlot(slotID);
if (slot == NULL)
{
return CKR_SLOT_ID_INVALID;
}
Token* token = slot->getToken();
if (token == NULL)
{
return CKR_TOKEN_NOT_PRESENT;
}
return token->getTokenInfo(pInfo);
}
void SoftHSM::prepareSupportedMecahnisms(std::map<std::string, CK_MECHANISM_TYPE> &t)
{
#ifndef WITH_FIPS
t["CKM_MD5"] = CKM_MD5;
#endif
t["CKM_SHA_1"] = CKM_SHA_1;
t["CKM_SHA224"] = CKM_SHA224;
t["CKM_SHA256"] = CKM_SHA256;
t["CKM_SHA384"] = CKM_SHA384;
t["CKM_SHA512"] = CKM_SHA512;
#ifndef WITH_FIPS
t["CKM_MD5_HMAC"] = CKM_MD5_HMAC;
#endif
t["CKM_SHA_1_HMAC"] = CKM_SHA_1_HMAC;
t["CKM_SHA224_HMAC"] = CKM_SHA224_HMAC;
t["CKM_SHA256_HMAC"] = CKM_SHA256_HMAC;
t["CKM_SHA384_HMAC"] = CKM_SHA384_HMAC;
t["CKM_SHA512_HMAC"] = CKM_SHA512_HMAC;
t["CKM_RSA_PKCS_KEY_PAIR_GEN"] = CKM_RSA_PKCS_KEY_PAIR_GEN;
t["CKM_RSA_PKCS"] = CKM_RSA_PKCS;
t["CKM_RSA_X_509"] = CKM_RSA_X_509;
#ifndef WITH_FIPS
t["CKM_MD5_RSA_PKCS"] = CKM_MD5_RSA_PKCS;
#endif
t["CKM_SHA1_RSA_PKCS"] = CKM_SHA1_RSA_PKCS;
t["CKM_RSA_PKCS_OAEP"] = CKM_RSA_PKCS_OAEP;
t["CKM_SHA224_RSA_PKCS"] = CKM_SHA224_RSA_PKCS;
t["CKM_SHA256_RSA_PKCS"] = CKM_SHA256_RSA_PKCS;
t["CKM_SHA384_RSA_PKCS"] = CKM_SHA384_RSA_PKCS;
t["CKM_SHA512_RSA_PKCS"] = CKM_SHA512_RSA_PKCS;
#ifdef WITH_RAW_PSS
t["CKM_RSA_PKCS_PSS"] = CKM_RSA_PKCS_PSS;
#endif
t["CKM_SHA1_RSA_PKCS_PSS"] = CKM_SHA1_RSA_PKCS_PSS;
t["CKM_SHA224_RSA_PKCS_PSS"] = CKM_SHA224_RSA_PKCS_PSS;
t["CKM_SHA256_RSA_PKCS_PSS"] = CKM_SHA256_RSA_PKCS_PSS;
t["CKM_SHA384_RSA_PKCS_PSS"] = CKM_SHA384_RSA_PKCS_PSS;
t["CKM_SHA512_RSA_PKCS_PSS"] = CKM_SHA512_RSA_PKCS_PSS;
t["CKM_GENERIC_SECRET_KEY_GEN"] = CKM_GENERIC_SECRET_KEY_GEN;
#ifndef WITH_FIPS
t["CKM_DES_KEY_GEN"] = CKM_DES_KEY_GEN;
#endif
t["CKM_DES2_KEY_GEN"] = CKM_DES2_KEY_GEN;
t["CKM_DES3_KEY_GEN"] = CKM_DES3_KEY_GEN;
#ifndef WITH_FIPS
t["CKM_DES_ECB"] = CKM_DES_ECB;
t["CKM_DES_CBC"] = CKM_DES_CBC;
t["CKM_DES_CBC_PAD"] = CKM_DES_CBC_PAD;
t["CKM_DES_ECB_ENCRYPT_DATA"] = CKM_DES_ECB_ENCRYPT_DATA;
t["CKM_DES_CBC_ENCRYPT_DATA"] = CKM_DES_CBC_ENCRYPT_DATA;
#endif
t["CKM_DES3_ECB"] = CKM_DES3_ECB;
t["CKM_DES3_CBC"] = CKM_DES3_CBC;
t["CKM_DES3_CBC_PAD"] = CKM_DES3_CBC_PAD;
t["CKM_DES3_ECB_ENCRYPT_DATA"] = CKM_DES3_ECB_ENCRYPT_DATA;
t["CKM_DES3_CBC_ENCRYPT_DATA"] = CKM_DES3_CBC_ENCRYPT_DATA;
t["CKM_DES3_CMAC"] = CKM_DES3_CMAC;
t["CKM_AES_KEY_GEN"] = CKM_AES_KEY_GEN;
t["CKM_AES_ECB"] = CKM_AES_ECB;
t["CKM_AES_CBC"] = CKM_AES_CBC;
t["CKM_AES_CBC_PAD"] = CKM_AES_CBC_PAD;
t["CKM_AES_CTR"] = CKM_AES_CTR;
t["CKM_AES_GCM"] = CKM_AES_GCM;
t["CKM_AES_KEY_WRAP"] = CKM_AES_KEY_WRAP;
#ifdef HAVE_AES_KEY_WRAP_PAD
t["CKM_AES_KEY_WRAP_PAD"] = CKM_AES_KEY_WRAP_PAD;
#endif
t["CKM_AES_ECB_ENCRYPT_DATA"] = CKM_AES_ECB_ENCRYPT_DATA;
t["CKM_AES_CBC_ENCRYPT_DATA"] = CKM_AES_CBC_ENCRYPT_DATA;
t["CKM_AES_CMAC"] = CKM_AES_CMAC;
t["CKM_DSA_PARAMETER_GEN"] = CKM_DSA_PARAMETER_GEN;
t["CKM_DSA_KEY_PAIR_GEN"] = CKM_DSA_KEY_PAIR_GEN;
t["CKM_DSA"] = CKM_DSA;
t["CKM_DSA_SHA1"] = CKM_DSA_SHA1;
t["CKM_DSA_SHA224"] = CKM_DSA_SHA224;
t["CKM_DSA_SHA256"] = CKM_DSA_SHA256;
t["CKM_DSA_SHA384"] = CKM_DSA_SHA384;
t["CKM_DSA_SHA512"] = CKM_DSA_SHA512;
t["CKM_DH_PKCS_KEY_PAIR_GEN"] = CKM_DH_PKCS_KEY_PAIR_GEN;
t["CKM_DH_PKCS_PARAMETER_GEN"] = CKM_DH_PKCS_PARAMETER_GEN;
t["CKM_DH_PKCS_DERIVE"] = CKM_DH_PKCS_DERIVE;
#ifdef WITH_ECC
t["CKM_EC_KEY_PAIR_GEN"] = CKM_EC_KEY_PAIR_GEN;
t["CKM_ECDSA"] = CKM_ECDSA;
#endif
#if defined(WITH_ECC) || defined(WITH_EDDSA)
t["CKM_ECDH1_DERIVE"] = CKM_ECDH1_DERIVE;
#endif
#ifdef WITH_GOST
t["CKM_GOSTR3411"] = CKM_GOSTR3411;
t["CKM_GOSTR3411_HMAC"] = CKM_GOSTR3411_HMAC;
t["CKM_GOSTR3410_KEY_PAIR_GEN"] = CKM_GOSTR3410_KEY_PAIR_GEN;
t["CKM_GOSTR3410"] = CKM_GOSTR3410;
t["CKM_GOSTR3410_WITH_GOSTR3411"] = CKM_GOSTR3410_WITH_GOSTR3411;
#endif
#ifdef WITH_EDDSA
t["CKM_EC_EDWARDS_KEY_PAIR_GEN"] = CKM_EC_EDWARDS_KEY_PAIR_GEN;
t["CKM_EDDSA"] = CKM_EDDSA;
#endif
supportedMechanisms.clear();
for (auto it = t.begin(); it != t.end(); ++it)
{
supportedMechanisms.push_back(it->second);
}
/* Check configuration for supported algorithms */
std::string mechs = Configuration::i()->getString("slots.mechanisms", "ALL");
if (mechs != "ALL")
{
bool negative = (mechs[0] == '-');
if (!negative)
{
/* For positive list, we remove everything */
supportedMechanisms.clear();
}
size_t pos = 0, prev = 0;
std::string token;
do
{
pos = mechs.find(",", prev);
if (pos == std::string::npos) pos = mechs.length();
token = mechs.substr(prev, pos - prev);
CK_MECHANISM_TYPE mechanism;
try
{
mechanism = t.at(token);
if (!negative)
supportedMechanisms.push_back(mechanism);
else
supportedMechanisms.remove(mechanism);
}
catch (const std::out_of_range& e)
{
WARNING_MSG("Unknown mechanism provided: %s", token.c_str());
}
prev = pos + 1;
}
while (pos < mechs.length() && prev < mechs.length());
}
nrSupportedMechanisms = supportedMechanisms.size();
}
// Return the list of supported mechanisms for a given slot
CK_RV SoftHSM::C_GetMechanismList(CK_SLOT_ID slotID, CK_MECHANISM_TYPE_PTR pMechanismList, CK_ULONG_PTR pulCount)
{
if (!isInitialised) return CKR_CRYPTOKI_NOT_INITIALIZED;
if (pulCount == NULL_PTR) return CKR_ARGUMENTS_BAD;
Slot* slot = slotManager->getSlot(slotID);
if (slot == NULL)
{
return CKR_SLOT_ID_INVALID;
}
if (pMechanismList == NULL_PTR)
{
*pulCount = nrSupportedMechanisms;
return CKR_OK;
}
if (*pulCount < nrSupportedMechanisms)
{
*pulCount = nrSupportedMechanisms;
return CKR_BUFFER_TOO_SMALL;
}
*pulCount = nrSupportedMechanisms;
int i = 0;
auto it = supportedMechanisms.cbegin();
for (; it != supportedMechanisms.cend(); it++, i++)
{
pMechanismList[i] = *it;
}
return CKR_OK;
}
// Return more information about a mechanism for a given slot
CK_RV SoftHSM::C_GetMechanismInfo(CK_SLOT_ID slotID, CK_MECHANISM_TYPE type, CK_MECHANISM_INFO_PTR pInfo)
{
unsigned long rsaMinSize, rsaMaxSize;
unsigned long dsaMinSize, dsaMaxSize;
unsigned long dhMinSize, dhMaxSize;
#ifdef WITH_ECC
unsigned long ecdsaMinSize, ecdsaMaxSize;
#endif
#if defined(WITH_ECC) || defined(WITH_EDDSA)
unsigned long ecdhMinSize = 0, ecdhMaxSize = 0;
unsigned long eddsaMinSize = 0, eddsaMaxSize = 0;
#endif
if (!isInitialised) return CKR_CRYPTOKI_NOT_INITIALIZED;
if (pInfo == NULL_PTR) return CKR_ARGUMENTS_BAD;
Slot* slot = slotManager->getSlot(slotID);
if (slot == NULL)
{
return CKR_SLOT_ID_INVALID;
}
AsymmetricAlgorithm* rsa = CryptoFactory::i()->getAsymmetricAlgorithm(AsymAlgo::RSA);
if (rsa != NULL)
{
rsaMinSize = rsa->getMinKeySize();
rsaMaxSize = rsa->getMaxKeySize();
}
else
{
return CKR_GENERAL_ERROR;
}
CryptoFactory::i()->recycleAsymmetricAlgorithm(rsa);
AsymmetricAlgorithm* dsa = CryptoFactory::i()->getAsymmetricAlgorithm(AsymAlgo::DSA);
if (dsa != NULL)
{
dsaMinSize = dsa->getMinKeySize();
// Limitation in PKCS#11
if (dsaMinSize < 512)
{
dsaMinSize = 512;
}
dsaMaxSize = dsa->getMaxKeySize();
// Limitation in PKCS#11
if (dsaMaxSize > 1024)
{
dsaMaxSize = 1024;
}
}
else
{
return CKR_GENERAL_ERROR;
}
CryptoFactory::i()->recycleAsymmetricAlgorithm(dsa);
AsymmetricAlgorithm* dh = CryptoFactory::i()->getAsymmetricAlgorithm(AsymAlgo::DH);
if (dh != NULL)
{
dhMinSize = dh->getMinKeySize();
dhMaxSize = dh->getMaxKeySize();
}
else
{
return CKR_GENERAL_ERROR;
}
CryptoFactory::i()->recycleAsymmetricAlgorithm(dh);
#ifdef WITH_ECC
AsymmetricAlgorithm* ecdsa = CryptoFactory::i()->getAsymmetricAlgorithm(AsymAlgo::ECDSA);
if (ecdsa != NULL)
{
ecdsaMinSize = ecdsa->getMinKeySize();
ecdsaMaxSize = ecdsa->getMaxKeySize();
}
else
{
return CKR_GENERAL_ERROR;
}
CryptoFactory::i()->recycleAsymmetricAlgorithm(ecdsa);
AsymmetricAlgorithm* ecdh = CryptoFactory::i()->getAsymmetricAlgorithm(AsymAlgo::ECDH);
if (ecdh != NULL)
{
ecdhMinSize = ecdh->getMinKeySize();
ecdhMaxSize = ecdh->getMaxKeySize();
}
else
{
return CKR_GENERAL_ERROR;
}
CryptoFactory::i()->recycleAsymmetricAlgorithm(ecdh);
#endif
#ifdef WITH_EDDSA
AsymmetricAlgorithm* eddsa = CryptoFactory::i()->getAsymmetricAlgorithm(AsymAlgo::EDDSA);
if (eddsa != NULL)
{
eddsaMinSize = eddsa->getMinKeySize();
eddsaMaxSize = eddsa->getMaxKeySize();
}
else
{
return CKR_GENERAL_ERROR;
}
CryptoFactory::i()->recycleAsymmetricAlgorithm(eddsa);
#endif
switch (type)
{
#ifndef WITH_FIPS
case CKM_MD5:
#endif
case CKM_SHA_1:
case CKM_SHA224:
case CKM_SHA256:
case CKM_SHA384:
case CKM_SHA512:
// Key size is not in use
pInfo->ulMinKeySize = 0;
pInfo->ulMaxKeySize = 0;
pInfo->flags = CKF_DIGEST;
break;
#ifndef WITH_FIPS
case CKM_MD5_HMAC:
pInfo->ulMinKeySize = 16;
pInfo->ulMaxKeySize = 512;
pInfo->flags = CKF_SIGN | CKF_VERIFY;
break;
#endif
case CKM_SHA_1_HMAC:
pInfo->ulMinKeySize = 20;
pInfo->ulMaxKeySize = 512;
pInfo->flags = CKF_SIGN | CKF_VERIFY;
break;