Change the NSS and NSPR source tree to the new directory structure to be

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

Index: mozilla/security/nss/lib/ckfw/mechanism.c
===================================================================
--- mozilla/security/nss/lib/ckfw/mechanism.c	(revision 191424)
+++ mozilla/security/nss/lib/ckfw/mechanism.c	(working copy)
@@ -1,1186 +0,0 @@
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-#ifdef DEBUG
-static const char CVS_ID[] = "@(#) $RCSfile: mechanism.c,v $ $Revision: 1.8 $ $Date: 2012/04/25 14:49:28 $";
-#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->GenerateKeyPair) {
-    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;
-}
-