RetroZilla/security/nss/lib/ckfw/mechanism.c

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2015-10-21 05:03:22 +02:00
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is the Netscape security libraries.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1994-2000
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#ifdef DEBUG
static const char CVS_ID[] = "@(#) $RCSfile: mechanism.c,v $ $Revision: 1.6 $ $Date: 2009/02/09 07:55:52 $";
#endif /* DEBUG */
/*
* mechanism.c
*
* This file implements the NSSCKFWMechanism type and methods.
*/
#ifndef CK_T
#include "ck.h"
#endif /* CK_T */
/*
* NSSCKFWMechanism
*
* -- create/destroy --
* nssCKFWMechanism_Create
* nssCKFWMechanism_Destroy
*
* -- implement public accessors --
* nssCKFWMechanism_GetMDMechanism
* nssCKFWMechanism_GetParameter
*
* -- private accessors --
*
* -- module fronts --
* nssCKFWMechanism_GetMinKeySize
* nssCKFWMechanism_GetMaxKeySize
* nssCKFWMechanism_GetInHardware
* nssCKFWMechanism_GetCanEncrypt
* nssCKFWMechanism_GetCanDecrypt
* nssCKFWMechanism_GetCanDigest
* nssCKFWMechanism_GetCanSign
* nssCKFWMechanism_GetCanSignRecover
* nssCKFWMechanism_GetCanVerify
* nssCKFWMechanism_GetCanGenerate
* nssCKFWMechanism_GetCanGenerateKeyPair
* nssCKFWMechanism_GetCanUnwrap
* nssCKFWMechanism_GetCanWrap
* nssCKFWMechanism_GetCanDerive
* nssCKFWMechanism_EncryptInit
* nssCKFWMechanism_DecryptInit
* nssCKFWMechanism_DigestInit
* nssCKFWMechanism_SignInit
* nssCKFWMechanism_VerifyInit
* nssCKFWMechanism_SignRecoverInit
* nssCKFWMechanism_VerifyRecoverInit
* nssCKFWMechanism_GenerateKey
* nssCKFWMechanism_GenerateKeyPair
* nssCKFWMechanism_GetWrapKeyLength
* nssCKFWMechanism_WrapKey
* nssCKFWMechanism_UnwrapKey
* nssCKFWMechanism_DeriveKey
*/
struct NSSCKFWMechanismStr {
NSSCKMDMechanism *mdMechanism;
NSSCKMDToken *mdToken;
NSSCKFWToken *fwToken;
NSSCKMDInstance *mdInstance;
NSSCKFWInstance *fwInstance;
};
/*
* nssCKFWMechanism_Create
*
*/
NSS_IMPLEMENT NSSCKFWMechanism *
nssCKFWMechanism_Create
(
NSSCKMDMechanism *mdMechanism,
NSSCKMDToken *mdToken,
NSSCKFWToken *fwToken,
NSSCKMDInstance *mdInstance,
NSSCKFWInstance *fwInstance
)
{
NSSCKFWMechanism *fwMechanism;
fwMechanism = nss_ZNEW(NULL, NSSCKFWMechanism);
if (!fwMechanism) {
return (NSSCKFWMechanism *)NULL;
}
fwMechanism->mdMechanism = mdMechanism;
fwMechanism->mdToken = mdToken;
fwMechanism->fwToken = fwToken;
fwMechanism->mdInstance = mdInstance;
fwMechanism->fwInstance = fwInstance;
return fwMechanism;
}
/*
* nssCKFWMechanism_Destroy
*
*/
NSS_IMPLEMENT void
nssCKFWMechanism_Destroy
(
NSSCKFWMechanism *fwMechanism
)
{
/* destroy any fw resources held by nssCKFWMechanism (currently none) */
if (!fwMechanism->mdMechanism->Destroy) {
/* destroys it's parent as well */
fwMechanism->mdMechanism->Destroy(
fwMechanism->mdMechanism,
fwMechanism,
fwMechanism->mdInstance,
fwMechanism->fwInstance);
}
/* if the Destroy function wasn't supplied, then the mechanism is 'static',
* and there is nothing to destroy */
return;
}
/*
* nssCKFWMechanism_GetMDMechanism
*
*/
NSS_IMPLEMENT NSSCKMDMechanism *
nssCKFWMechanism_GetMDMechanism
(
NSSCKFWMechanism *fwMechanism
)
{
return fwMechanism->mdMechanism;
}
/*
* nssCKFWMechanism_GetMinKeySize
*
*/
NSS_IMPLEMENT CK_ULONG
nssCKFWMechanism_GetMinKeySize
(
NSSCKFWMechanism *fwMechanism,
CK_RV *pError
)
{
if (!fwMechanism->mdMechanism->GetMinKeySize) {
return 0;
}
return fwMechanism->mdMechanism->GetMinKeySize(fwMechanism->mdMechanism,
fwMechanism, fwMechanism->mdToken, fwMechanism->fwToken,
fwMechanism->mdInstance, fwMechanism->fwInstance, pError);
}
/*
* nssCKFWMechanism_GetMaxKeySize
*
*/
NSS_IMPLEMENT CK_ULONG
nssCKFWMechanism_GetMaxKeySize
(
NSSCKFWMechanism *fwMechanism,
CK_RV *pError
)
{
if (!fwMechanism->mdMechanism->GetMaxKeySize) {
return 0;
}
return fwMechanism->mdMechanism->GetMaxKeySize(fwMechanism->mdMechanism,
fwMechanism, fwMechanism->mdToken, fwMechanism->fwToken,
fwMechanism->mdInstance, fwMechanism->fwInstance, pError);
}
/*
* nssCKFWMechanism_GetInHardware
*
*/
NSS_IMPLEMENT CK_BBOOL
nssCKFWMechanism_GetInHardware
(
NSSCKFWMechanism *fwMechanism,
CK_RV *pError
)
{
if (!fwMechanism->mdMechanism->GetInHardware) {
return CK_FALSE;
}
return fwMechanism->mdMechanism->GetInHardware(fwMechanism->mdMechanism,
fwMechanism, fwMechanism->mdToken, fwMechanism->fwToken,
fwMechanism->mdInstance, fwMechanism->fwInstance, pError);
}
/*
* the following are determined automatically by which of the cryptographic
* functions are defined for this mechanism.
*/
/*
* nssCKFWMechanism_GetCanEncrypt
*
*/
NSS_EXTERN CK_BBOOL
nssCKFWMechanism_GetCanEncrypt
(
NSSCKFWMechanism *fwMechanism,
CK_RV *pError
)
{
if (!fwMechanism->mdMechanism->EncryptInit) {
return CK_FALSE;
}
return CK_TRUE;
}
/*
* nssCKFWMechanism_GetCanDecrypt
*
*/
NSS_EXTERN CK_BBOOL
nssCKFWMechanism_GetCanDecrypt
(
NSSCKFWMechanism *fwMechanism,
CK_RV *pError
)
{
if (!fwMechanism->mdMechanism->DecryptInit) {
return CK_FALSE;
}
return CK_TRUE;
}
/*
* nssCKFWMechanism_GetCanDigest
*
*/
NSS_EXTERN CK_BBOOL
nssCKFWMechanism_GetCanDigest
(
NSSCKFWMechanism *fwMechanism,
CK_RV *pError
)
{
if (!fwMechanism->mdMechanism->DigestInit) {
return CK_FALSE;
}
return CK_TRUE;
}
/*
* nssCKFWMechanism_GetCanSign
*
*/
NSS_EXTERN CK_BBOOL
nssCKFWMechanism_GetCanSign
(
NSSCKFWMechanism *fwMechanism,
CK_RV *pError
)
{
if (!fwMechanism->mdMechanism->SignInit) {
return CK_FALSE;
}
return CK_TRUE;
}
/*
* nssCKFWMechanism_GetCanSignRecover
*
*/
NSS_EXTERN CK_BBOOL
nssCKFWMechanism_GetCanSignRecover
(
NSSCKFWMechanism *fwMechanism,
CK_RV *pError
)
{
if (!fwMechanism->mdMechanism->SignRecoverInit) {
return CK_FALSE;
}
return CK_TRUE;
}
/*
* nssCKFWMechanism_GetCanVerify
*
*/
NSS_EXTERN CK_BBOOL
nssCKFWMechanism_GetCanVerify
(
NSSCKFWMechanism *fwMechanism,
CK_RV *pError
)
{
if (!fwMechanism->mdMechanism->VerifyInit) {
return CK_FALSE;
}
return CK_TRUE;
}
/*
* nssCKFWMechanism_GetCanVerifyRecover
*
*/
NSS_EXTERN CK_BBOOL
nssCKFWMechanism_GetCanVerifyRecover
(
NSSCKFWMechanism *fwMechanism,
CK_RV *pError
)
{
if (!fwMechanism->mdMechanism->VerifyRecoverInit) {
return CK_FALSE;
}
return CK_TRUE;
}
/*
* nssCKFWMechanism_GetCanGenerate
*
*/
NSS_EXTERN CK_BBOOL
nssCKFWMechanism_GetCanGenerate
(
NSSCKFWMechanism *fwMechanism,
CK_RV *pError
)
{
if (!fwMechanism->mdMechanism->GenerateKey) {
return CK_FALSE;
}
return CK_TRUE;
}
/*
* nssCKFWMechanism_GetCanGenerateKeyPair
*
*/
NSS_EXTERN CK_BBOOL
nssCKFWMechanism_GetCanGenerateKeyPair
(
NSSCKFWMechanism *fwMechanism,
CK_RV *pError
)
{
if (!fwMechanism->mdMechanism->GenerateKeyPair) {
return CK_FALSE;
}
return CK_TRUE;
}
/*
* nssCKFWMechanism_GetCanUnwrap
*
*/
NSS_EXTERN CK_BBOOL
nssCKFWMechanism_GetCanUnwrap
(
NSSCKFWMechanism *fwMechanism,
CK_RV *pError
)
{
if (!fwMechanism->mdMechanism->UnwrapKey) {
return CK_FALSE;
}
return CK_TRUE;
}
/*
* nssCKFWMechanism_GetCanWrap
*
*/
NSS_EXTERN CK_BBOOL
nssCKFWMechanism_GetCanWrap
(
NSSCKFWMechanism *fwMechanism,
CK_RV *pError
)
{
if (!fwMechanism->mdMechanism->WrapKey) {
return CK_FALSE;
}
return CK_TRUE;
}
/*
* nssCKFWMechanism_GetCanDerive
*
*/
NSS_EXTERN CK_BBOOL
nssCKFWMechanism_GetCanDerive
(
NSSCKFWMechanism *fwMechanism,
CK_RV *pError
)
{
if (!fwMechanism->mdMechanism->DeriveKey) {
return CK_FALSE;
}
return CK_TRUE;
}
/*
* These are the actual crypto operations
*/
/*
* nssCKFWMechanism_EncryptInit
* Start an encryption session.
*/
NSS_EXTERN CK_RV
nssCKFWMechanism_EncryptInit
(
NSSCKFWMechanism *fwMechanism,
CK_MECHANISM *pMechanism,
NSSCKFWSession *fwSession,
NSSCKFWObject *fwObject
)
{
NSSCKFWCryptoOperation *fwOperation;
NSSCKMDCryptoOperation *mdOperation;
NSSCKMDSession *mdSession;
NSSCKMDObject *mdObject;
CK_RV error = CKR_OK;
fwOperation = nssCKFWSession_GetCurrentCryptoOperation(fwSession,
NSSCKFWCryptoOperationState_EncryptDecrypt);
if (fwOperation) {
return CKR_OPERATION_ACTIVE;
}
if (!fwMechanism->mdMechanism->EncryptInit) {
return CKR_FUNCTION_FAILED;
}
mdSession = nssCKFWSession_GetMDSession(fwSession);
mdObject = nssCKFWObject_GetMDObject(fwObject);
mdOperation = fwMechanism->mdMechanism->EncryptInit(
fwMechanism->mdMechanism,
fwMechanism,
pMechanism,
mdSession,
fwSession,
fwMechanism->mdToken,
fwMechanism->fwToken,
fwMechanism->mdInstance,
fwMechanism->fwInstance,
mdObject,
fwObject,
&error
);
if (!mdOperation) {
goto loser;
}
fwOperation = nssCKFWCryptoOperation_Create(mdOperation,
mdSession, fwSession, fwMechanism->mdToken, fwMechanism->fwToken,
fwMechanism->mdInstance, fwMechanism->fwInstance,
NSSCKFWCryptoOperationType_Encrypt, &error);
if (fwOperation) {
nssCKFWSession_SetCurrentCryptoOperation(fwSession, fwOperation,
NSSCKFWCryptoOperationState_EncryptDecrypt);
}
loser:
return error;
}
/*
* nssCKFWMechanism_DecryptInit
* Start an encryption session.
*/
NSS_EXTERN CK_RV
nssCKFWMechanism_DecryptInit
(
NSSCKFWMechanism *fwMechanism,
CK_MECHANISM *pMechanism,
NSSCKFWSession *fwSession,
NSSCKFWObject *fwObject
)
{
NSSCKFWCryptoOperation *fwOperation;
NSSCKMDCryptoOperation *mdOperation;
NSSCKMDSession *mdSession;
NSSCKMDObject *mdObject;
CK_RV error = CKR_OK;
fwOperation = nssCKFWSession_GetCurrentCryptoOperation(fwSession,
NSSCKFWCryptoOperationState_EncryptDecrypt);
if (fwOperation) {
return CKR_OPERATION_ACTIVE;
}
if (!fwMechanism->mdMechanism->DecryptInit) {
return CKR_FUNCTION_FAILED;
}
mdSession = nssCKFWSession_GetMDSession(fwSession);
mdObject = nssCKFWObject_GetMDObject(fwObject);
mdOperation = fwMechanism->mdMechanism->DecryptInit(
fwMechanism->mdMechanism,
fwMechanism,
pMechanism,
mdSession,
fwSession,
fwMechanism->mdToken,
fwMechanism->fwToken,
fwMechanism->mdInstance,
fwMechanism->fwInstance,
mdObject,
fwObject,
&error
);
if (!mdOperation) {
goto loser;
}
fwOperation = nssCKFWCryptoOperation_Create(mdOperation,
mdSession, fwSession, fwMechanism->mdToken, fwMechanism->fwToken,
fwMechanism->mdInstance, fwMechanism->fwInstance,
NSSCKFWCryptoOperationType_Decrypt, &error);
if (fwOperation) {
nssCKFWSession_SetCurrentCryptoOperation(fwSession, fwOperation,
NSSCKFWCryptoOperationState_EncryptDecrypt);
}
loser:
return error;
}
/*
* nssCKFWMechanism_DigestInit
* Start an encryption session.
*/
NSS_EXTERN CK_RV
nssCKFWMechanism_DigestInit
(
NSSCKFWMechanism *fwMechanism,
CK_MECHANISM *pMechanism,
NSSCKFWSession *fwSession
)
{
NSSCKFWCryptoOperation *fwOperation;
NSSCKMDCryptoOperation *mdOperation;
NSSCKMDSession *mdSession;
CK_RV error = CKR_OK;
fwOperation = nssCKFWSession_GetCurrentCryptoOperation(fwSession,
NSSCKFWCryptoOperationState_Digest);
if (fwOperation) {
return CKR_OPERATION_ACTIVE;
}
if (!fwMechanism->mdMechanism->DigestInit) {
return CKR_FUNCTION_FAILED;
}
mdSession = nssCKFWSession_GetMDSession(fwSession);
mdOperation = fwMechanism->mdMechanism->DigestInit(
fwMechanism->mdMechanism,
fwMechanism,
pMechanism,
mdSession,
fwSession,
fwMechanism->mdToken,
fwMechanism->fwToken,
fwMechanism->mdInstance,
fwMechanism->fwInstance,
&error
);
if (!mdOperation) {
goto loser;
}
fwOperation = nssCKFWCryptoOperation_Create(mdOperation,
mdSession, fwSession, fwMechanism->mdToken, fwMechanism->fwToken,
fwMechanism->mdInstance, fwMechanism->fwInstance,
NSSCKFWCryptoOperationType_Digest, &error);
if (fwOperation) {
nssCKFWSession_SetCurrentCryptoOperation(fwSession, fwOperation,
NSSCKFWCryptoOperationState_Digest);
}
loser:
return error;
}
/*
* nssCKFWMechanism_SignInit
* Start an encryption session.
*/
NSS_EXTERN CK_RV
nssCKFWMechanism_SignInit
(
NSSCKFWMechanism *fwMechanism,
CK_MECHANISM *pMechanism,
NSSCKFWSession *fwSession,
NSSCKFWObject *fwObject
)
{
NSSCKFWCryptoOperation *fwOperation;
NSSCKMDCryptoOperation *mdOperation;
NSSCKMDSession *mdSession;
NSSCKMDObject *mdObject;
CK_RV error = CKR_OK;
fwOperation = nssCKFWSession_GetCurrentCryptoOperation(fwSession,
NSSCKFWCryptoOperationState_SignVerify);
if (fwOperation) {
return CKR_OPERATION_ACTIVE;
}
if (!fwMechanism->mdMechanism->SignInit) {
return CKR_FUNCTION_FAILED;
}
mdSession = nssCKFWSession_GetMDSession(fwSession);
mdObject = nssCKFWObject_GetMDObject(fwObject);
mdOperation = fwMechanism->mdMechanism->SignInit(
fwMechanism->mdMechanism,
fwMechanism,
pMechanism,
mdSession,
fwSession,
fwMechanism->mdToken,
fwMechanism->fwToken,
fwMechanism->mdInstance,
fwMechanism->fwInstance,
mdObject,
fwObject,
&error
);
if (!mdOperation) {
goto loser;
}
fwOperation = nssCKFWCryptoOperation_Create(mdOperation,
mdSession, fwSession, fwMechanism->mdToken, fwMechanism->fwToken,
fwMechanism->mdInstance, fwMechanism->fwInstance,
NSSCKFWCryptoOperationType_Sign, &error);
if (fwOperation) {
nssCKFWSession_SetCurrentCryptoOperation(fwSession, fwOperation,
NSSCKFWCryptoOperationState_SignVerify);
}
loser:
return error;
}
/*
* nssCKFWMechanism_VerifyInit
* Start an encryption session.
*/
NSS_EXTERN CK_RV
nssCKFWMechanism_VerifyInit
(
NSSCKFWMechanism *fwMechanism,
CK_MECHANISM *pMechanism,
NSSCKFWSession *fwSession,
NSSCKFWObject *fwObject
)
{
NSSCKFWCryptoOperation *fwOperation;
NSSCKMDCryptoOperation *mdOperation;
NSSCKMDSession *mdSession;
NSSCKMDObject *mdObject;
CK_RV error = CKR_OK;
fwOperation = nssCKFWSession_GetCurrentCryptoOperation(fwSession,
NSSCKFWCryptoOperationState_SignVerify);
if (fwOperation) {
return CKR_OPERATION_ACTIVE;
}
if (!fwMechanism->mdMechanism->VerifyInit) {
return CKR_FUNCTION_FAILED;
}
mdSession = nssCKFWSession_GetMDSession(fwSession);
mdObject = nssCKFWObject_GetMDObject(fwObject);
mdOperation = fwMechanism->mdMechanism->VerifyInit(
fwMechanism->mdMechanism,
fwMechanism,
pMechanism,
mdSession,
fwSession,
fwMechanism->mdToken,
fwMechanism->fwToken,
fwMechanism->mdInstance,
fwMechanism->fwInstance,
mdObject,
fwObject,
&error
);
if (!mdOperation) {
goto loser;
}
fwOperation = nssCKFWCryptoOperation_Create(mdOperation,
mdSession, fwSession, fwMechanism->mdToken, fwMechanism->fwToken,
fwMechanism->mdInstance, fwMechanism->fwInstance,
NSSCKFWCryptoOperationType_Verify, &error);
if (fwOperation) {
nssCKFWSession_SetCurrentCryptoOperation(fwSession, fwOperation,
NSSCKFWCryptoOperationState_SignVerify);
}
loser:
return error;
}
/*
* nssCKFWMechanism_SignRecoverInit
* Start an encryption session.
*/
NSS_EXTERN CK_RV
nssCKFWMechanism_SignRecoverInit
(
NSSCKFWMechanism *fwMechanism,
CK_MECHANISM *pMechanism,
NSSCKFWSession *fwSession,
NSSCKFWObject *fwObject
)
{
NSSCKFWCryptoOperation *fwOperation;
NSSCKMDCryptoOperation *mdOperation;
NSSCKMDSession *mdSession;
NSSCKMDObject *mdObject;
CK_RV error = CKR_OK;
fwOperation = nssCKFWSession_GetCurrentCryptoOperation(fwSession,
NSSCKFWCryptoOperationState_SignVerify);
if (fwOperation) {
return CKR_OPERATION_ACTIVE;
}
if (!fwMechanism->mdMechanism->SignRecoverInit) {
return CKR_FUNCTION_FAILED;
}
mdSession = nssCKFWSession_GetMDSession(fwSession);
mdObject = nssCKFWObject_GetMDObject(fwObject);
mdOperation = fwMechanism->mdMechanism->SignRecoverInit(
fwMechanism->mdMechanism,
fwMechanism,
pMechanism,
mdSession,
fwSession,
fwMechanism->mdToken,
fwMechanism->fwToken,
fwMechanism->mdInstance,
fwMechanism->fwInstance,
mdObject,
fwObject,
&error
);
if (!mdOperation) {
goto loser;
}
fwOperation = nssCKFWCryptoOperation_Create(mdOperation,
mdSession, fwSession, fwMechanism->mdToken, fwMechanism->fwToken,
fwMechanism->mdInstance, fwMechanism->fwInstance,
NSSCKFWCryptoOperationType_SignRecover, &error);
if (fwOperation) {
nssCKFWSession_SetCurrentCryptoOperation(fwSession, fwOperation,
NSSCKFWCryptoOperationState_SignVerify);
}
loser:
return error;
}
/*
* nssCKFWMechanism_VerifyRecoverInit
* Start an encryption session.
*/
NSS_EXTERN CK_RV
nssCKFWMechanism_VerifyRecoverInit
(
NSSCKFWMechanism *fwMechanism,
CK_MECHANISM *pMechanism,
NSSCKFWSession *fwSession,
NSSCKFWObject *fwObject
)
{
NSSCKFWCryptoOperation *fwOperation;
NSSCKMDCryptoOperation *mdOperation;
NSSCKMDSession *mdSession;
NSSCKMDObject *mdObject;
CK_RV error = CKR_OK;
fwOperation = nssCKFWSession_GetCurrentCryptoOperation(fwSession,
NSSCKFWCryptoOperationState_SignVerify);
if (fwOperation) {
return CKR_OPERATION_ACTIVE;
}
if (!fwMechanism->mdMechanism->VerifyRecoverInit) {
return CKR_FUNCTION_FAILED;
}
mdSession = nssCKFWSession_GetMDSession(fwSession);
mdObject = nssCKFWObject_GetMDObject(fwObject);
mdOperation = fwMechanism->mdMechanism->VerifyRecoverInit(
fwMechanism->mdMechanism,
fwMechanism,
pMechanism,
mdSession,
fwSession,
fwMechanism->mdToken,
fwMechanism->fwToken,
fwMechanism->mdInstance,
fwMechanism->fwInstance,
mdObject,
fwObject,
&error
);
if (!mdOperation) {
goto loser;
}
fwOperation = nssCKFWCryptoOperation_Create(mdOperation,
mdSession, fwSession, fwMechanism->mdToken, fwMechanism->fwToken,
fwMechanism->mdInstance, fwMechanism->fwInstance,
NSSCKFWCryptoOperationType_VerifyRecover, &error);
if (fwOperation) {
nssCKFWSession_SetCurrentCryptoOperation(fwSession, fwOperation,
NSSCKFWCryptoOperationState_SignVerify);
}
loser:
return error;
}
/*
* nssCKFWMechanism_GenerateKey
*/
NSS_EXTERN NSSCKFWObject *
nssCKFWMechanism_GenerateKey
(
NSSCKFWMechanism *fwMechanism,
CK_MECHANISM_PTR pMechanism,
NSSCKFWSession *fwSession,
CK_ATTRIBUTE_PTR pTemplate,
CK_ULONG ulAttributeCount,
CK_RV *pError
)
{
NSSCKMDSession *mdSession;
NSSCKMDObject *mdObject;
NSSCKFWObject *fwObject = NULL;
NSSArena *arena;
if (!fwMechanism->mdMechanism->GenerateKey) {
*pError = CKR_FUNCTION_FAILED;
return (NSSCKFWObject *)NULL;
}
arena = nssCKFWToken_GetArena(fwMechanism->fwToken, pError);
if (!arena) {
if (CKR_OK == *pError) {
*pError = CKR_GENERAL_ERROR;
}
return (NSSCKFWObject *)NULL;
}
mdSession = nssCKFWSession_GetMDSession(fwSession);
mdObject = fwMechanism->mdMechanism->GenerateKey(
fwMechanism->mdMechanism,
fwMechanism,
pMechanism,
mdSession,
fwSession,
fwMechanism->mdToken,
fwMechanism->fwToken,
fwMechanism->mdInstance,
fwMechanism->fwInstance,
pTemplate,
ulAttributeCount,
pError);
if (!mdObject) {
return (NSSCKFWObject *)NULL;
}
fwObject = nssCKFWObject_Create(arena, mdObject,
fwSession, fwMechanism->fwToken, fwMechanism->fwInstance, pError);
return fwObject;
}
/*
* nssCKFWMechanism_GenerateKeyPair
*/
NSS_EXTERN CK_RV
nssCKFWMechanism_GenerateKeyPair
(
NSSCKFWMechanism *fwMechanism,
CK_MECHANISM_PTR pMechanism,
NSSCKFWSession *fwSession,
CK_ATTRIBUTE_PTR pPublicKeyTemplate,
CK_ULONG ulPublicKeyAttributeCount,
CK_ATTRIBUTE_PTR pPrivateKeyTemplate,
CK_ULONG ulPrivateKeyAttributeCount,
NSSCKFWObject **fwPublicKeyObject,
NSSCKFWObject **fwPrivateKeyObject
)
{
NSSCKMDSession *mdSession;
NSSCKMDObject *mdPublicKeyObject;
NSSCKMDObject *mdPrivateKeyObject;
NSSArena *arena;
CK_RV error = CKR_OK;
if (!fwMechanism->mdMechanism->GenerateKey) {
return CKR_FUNCTION_FAILED;
}
arena = nssCKFWToken_GetArena(fwMechanism->fwToken, &error);
if (!arena) {
if (CKR_OK == error) {
error = CKR_GENERAL_ERROR;
}
return error;
}
mdSession = nssCKFWSession_GetMDSession(fwSession);
error = fwMechanism->mdMechanism->GenerateKeyPair(
fwMechanism->mdMechanism,
fwMechanism,
pMechanism,
mdSession,
fwSession,
fwMechanism->mdToken,
fwMechanism->fwToken,
fwMechanism->mdInstance,
fwMechanism->fwInstance,
pPublicKeyTemplate,
ulPublicKeyAttributeCount,
pPrivateKeyTemplate,
ulPrivateKeyAttributeCount,
&mdPublicKeyObject,
&mdPrivateKeyObject);
if (CKR_OK != error) {
return error;
}
*fwPublicKeyObject = nssCKFWObject_Create(arena, mdPublicKeyObject,
fwSession, fwMechanism->fwToken, fwMechanism->fwInstance, &error);
if (!*fwPublicKeyObject) {
return error;
}
*fwPrivateKeyObject = nssCKFWObject_Create(arena, mdPrivateKeyObject,
fwSession, fwMechanism->fwToken, fwMechanism->fwInstance, &error);
return error;
}
/*
* nssCKFWMechanism_GetWrapKeyLength
*/
NSS_EXTERN CK_ULONG
nssCKFWMechanism_GetWrapKeyLength
(
NSSCKFWMechanism *fwMechanism,
CK_MECHANISM_PTR pMechanism,
NSSCKFWSession *fwSession,
NSSCKFWObject *fwWrappingKeyObject,
NSSCKFWObject *fwKeyObject,
CK_RV *pError
)
{
NSSCKMDSession *mdSession;
NSSCKMDObject *mdWrappingKeyObject;
NSSCKMDObject *mdKeyObject;
if (!fwMechanism->mdMechanism->WrapKey) {
*pError = CKR_FUNCTION_FAILED;
return (CK_ULONG) 0;
}
mdSession = nssCKFWSession_GetMDSession(fwSession);
mdWrappingKeyObject = nssCKFWObject_GetMDObject(fwWrappingKeyObject);
mdKeyObject = nssCKFWObject_GetMDObject(fwKeyObject);
return fwMechanism->mdMechanism->GetWrapKeyLength(
fwMechanism->mdMechanism,
fwMechanism,
pMechanism,
mdSession,
fwSession,
fwMechanism->mdToken,
fwMechanism->fwToken,
fwMechanism->mdInstance,
fwMechanism->fwInstance,
mdWrappingKeyObject,
fwWrappingKeyObject,
mdKeyObject,
fwKeyObject,
pError);
}
/*
* nssCKFWMechanism_WrapKey
*/
NSS_EXTERN CK_RV
nssCKFWMechanism_WrapKey
(
NSSCKFWMechanism *fwMechanism,
CK_MECHANISM_PTR pMechanism,
NSSCKFWSession *fwSession,
NSSCKFWObject *fwWrappingKeyObject,
NSSCKFWObject *fwKeyObject,
NSSItem *wrappedKey
)
{
NSSCKMDSession *mdSession;
NSSCKMDObject *mdWrappingKeyObject;
NSSCKMDObject *mdKeyObject;
if (!fwMechanism->mdMechanism->WrapKey) {
return CKR_FUNCTION_FAILED;
}
mdSession = nssCKFWSession_GetMDSession(fwSession);
mdWrappingKeyObject = nssCKFWObject_GetMDObject(fwWrappingKeyObject);
mdKeyObject = nssCKFWObject_GetMDObject(fwKeyObject);
return fwMechanism->mdMechanism->WrapKey(
fwMechanism->mdMechanism,
fwMechanism,
pMechanism,
mdSession,
fwSession,
fwMechanism->mdToken,
fwMechanism->fwToken,
fwMechanism->mdInstance,
fwMechanism->fwInstance,
mdWrappingKeyObject,
fwWrappingKeyObject,
mdKeyObject,
fwKeyObject,
wrappedKey);
}
/*
* nssCKFWMechanism_UnwrapKey
*/
NSS_EXTERN NSSCKFWObject *
nssCKFWMechanism_UnwrapKey
(
NSSCKFWMechanism *fwMechanism,
CK_MECHANISM_PTR pMechanism,
NSSCKFWSession *fwSession,
NSSCKFWObject *fwWrappingKeyObject,
NSSItem *wrappedKey,
CK_ATTRIBUTE_PTR pTemplate,
CK_ULONG ulAttributeCount,
CK_RV *pError
)
{
NSSCKMDSession *mdSession;
NSSCKMDObject *mdObject;
NSSCKMDObject *mdWrappingKeyObject;
NSSCKFWObject *fwObject = NULL;
NSSArena *arena;
if (!fwMechanism->mdMechanism->UnwrapKey) {
/* we could simulate UnwrapKey using Decrypt and Create object, but
* 1) it's not clear that would work well, and 2) the low level token
* may want to restrict unwrap key for a reason, so just fail it it
* can't be done */
*pError = CKR_FUNCTION_FAILED;
return (NSSCKFWObject *)NULL;
}
arena = nssCKFWToken_GetArena(fwMechanism->fwToken, pError);
if (!arena) {
if (CKR_OK == *pError) {
*pError = CKR_GENERAL_ERROR;
}
return (NSSCKFWObject *)NULL;
}
mdSession = nssCKFWSession_GetMDSession(fwSession);
mdWrappingKeyObject = nssCKFWObject_GetMDObject(fwWrappingKeyObject);
mdObject = fwMechanism->mdMechanism->UnwrapKey(
fwMechanism->mdMechanism,
fwMechanism,
pMechanism,
mdSession,
fwSession,
fwMechanism->mdToken,
fwMechanism->fwToken,
fwMechanism->mdInstance,
fwMechanism->fwInstance,
mdWrappingKeyObject,
fwWrappingKeyObject,
wrappedKey,
pTemplate,
ulAttributeCount,
pError);
if (!mdObject) {
return (NSSCKFWObject *)NULL;
}
fwObject = nssCKFWObject_Create(arena, mdObject,
fwSession, fwMechanism->fwToken, fwMechanism->fwInstance, pError);
return fwObject;
}
/*
* nssCKFWMechanism_DeriveKey
*/
NSS_EXTERN NSSCKFWObject *
nssCKFWMechanism_DeriveKey
(
NSSCKFWMechanism *fwMechanism,
CK_MECHANISM_PTR pMechanism,
NSSCKFWSession *fwSession,
NSSCKFWObject *fwBaseKeyObject,
CK_ATTRIBUTE_PTR pTemplate,
CK_ULONG ulAttributeCount,
CK_RV *pError
)
{
NSSCKMDSession *mdSession;
NSSCKMDObject *mdObject;
NSSCKMDObject *mdBaseKeyObject;
NSSCKFWObject *fwObject = NULL;
NSSArena *arena;
if (!fwMechanism->mdMechanism->DeriveKey) {
*pError = CKR_FUNCTION_FAILED;
return (NSSCKFWObject *)NULL;
}
arena = nssCKFWToken_GetArena(fwMechanism->fwToken, pError);
if (!arena) {
if (CKR_OK == *pError) {
*pError = CKR_GENERAL_ERROR;
}
return (NSSCKFWObject *)NULL;
}
mdSession = nssCKFWSession_GetMDSession(fwSession);
mdBaseKeyObject = nssCKFWObject_GetMDObject(fwBaseKeyObject);
mdObject = fwMechanism->mdMechanism->DeriveKey(
fwMechanism->mdMechanism,
fwMechanism,
pMechanism,
mdSession,
fwSession,
fwMechanism->mdToken,
fwMechanism->fwToken,
fwMechanism->mdInstance,
fwMechanism->fwInstance,
mdBaseKeyObject,
fwBaseKeyObject,
pTemplate,
ulAttributeCount,
pError);
if (!mdObject) {
return (NSSCKFWObject *)NULL;
}
fwObject = nssCKFWObject_Create(arena, mdObject,
fwSession, fwMechanism->fwToken, fwMechanism->fwInstance, pError);
return fwObject;
}