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

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

Index: mozilla/security/nss/lib/ckfw/session.c
===================================================================
--- mozilla/security/nss/lib/ckfw/session.c	(revision 191424)
+++ mozilla/security/nss/lib/ckfw/session.c	(working copy)
@@ -1,2464 +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: session.c,v $ $Revision: 1.15 $ $Date: 2012/04/25 14:49:28 $";
-#endif /* DEBUG */
-
-/*
- * session.c
- *
- * This file implements the NSSCKFWSession type and methods.
- */
-
-#ifndef CK_T
-#include "ck.h"
-#endif /* CK_T */
-
-/*
- * NSSCKFWSession
- *
- *  -- create/destroy --
- *  nssCKFWSession_Create
- *  nssCKFWSession_Destroy
- *
- *  -- public accessors --
- *  NSSCKFWSession_GetMDSession
- *  NSSCKFWSession_GetArena
- *  NSSCKFWSession_CallNotification
- *  NSSCKFWSession_IsRWSession
- *  NSSCKFWSession_IsSO
- *
- *  -- implement public accessors --
- *  nssCKFWSession_GetMDSession
- *  nssCKFWSession_GetArena
- *  nssCKFWSession_CallNotification
- *  nssCKFWSession_IsRWSession
- *  nssCKFWSession_IsSO
- *
- *  -- private accessors --
- *  nssCKFWSession_GetSlot
- *  nssCKFWSession_GetSessionState
- *  nssCKFWSession_SetFWFindObjects
- *  nssCKFWSession_GetFWFindObjects
- *  nssCKFWSession_SetMDSession
- *  nssCKFWSession_SetHandle
- *  nssCKFWSession_GetHandle
- *  nssCKFWSession_RegisterSessionObject
- *  nssCKFWSession_DeegisterSessionObject
- *
- *  -- module fronts --
- *  nssCKFWSession_GetDeviceError
- *  nssCKFWSession_Login
- *  nssCKFWSession_Logout
- *  nssCKFWSession_InitPIN
- *  nssCKFWSession_SetPIN
- *  nssCKFWSession_GetOperationStateLen
- *  nssCKFWSession_GetOperationState
- *  nssCKFWSession_SetOperationState
- *  nssCKFWSession_CreateObject
- *  nssCKFWSession_CopyObject
- *  nssCKFWSession_FindObjectsInit
- *  nssCKFWSession_SeedRandom
- *  nssCKFWSession_GetRandom
- */
-
-struct NSSCKFWSessionStr {
-  NSSArena *arena;
-  NSSCKMDSession *mdSession;
-  NSSCKFWToken *fwToken;
-  NSSCKMDToken *mdToken;
-  NSSCKFWInstance *fwInstance;
-  NSSCKMDInstance *mdInstance;
-  CK_VOID_PTR pApplication;
-  CK_NOTIFY Notify;
-
-  /*
-   * Everything above is set at creation time, and then not modified.
-   * The items below are atomic.  No locking required.  If we fear
-   * about pointer-copies being nonatomic, we'll lock fwFindObjects.
-   */
-
-  CK_BBOOL rw;
-  NSSCKFWFindObjects *fwFindObjects;
-  NSSCKFWCryptoOperation *fwOperationArray[NSSCKFWCryptoOperationState_Max];
-  nssCKFWHash *sessionObjectHash;
-  CK_SESSION_HANDLE hSession;
-};
-
-#ifdef DEBUG
-/*
- * But first, the pointer-tracking stuff.
- *
- * NOTE: the pointer-tracking support in NSS/base currently relies
- * upon NSPR's CallOnce support.  That, however, relies upon NSPR's
- * locking, which is tied into the runtime.  We need a pointer-tracker
- * implementation that uses the locks supplied through C_Initialize.
- * That support, however, can be filled in later.  So for now, I'll
- * just do this routines as no-ops.
- */
-
-static CK_RV
-session_add_pointer
-(
-  const NSSCKFWSession *fwSession
-)
-{
-  return CKR_OK;
-}
-
-static CK_RV
-session_remove_pointer
-(
-  const NSSCKFWSession *fwSession
-)
-{
-  return CKR_OK;
-}
-
-NSS_IMPLEMENT CK_RV
-nssCKFWSession_verifyPointer
-(
-  const NSSCKFWSession *fwSession
-)
-{
-  return CKR_OK;
-}
-
-#endif /* DEBUG */
-
-/*
- * nssCKFWSession_Create
- *
- */
-NSS_IMPLEMENT NSSCKFWSession *
-nssCKFWSession_Create
-(
-  NSSCKFWToken *fwToken,
-  CK_BBOOL rw,
-  CK_VOID_PTR pApplication,
-  CK_NOTIFY Notify,
-  CK_RV *pError
-)
-{
-  NSSArena *arena = (NSSArena *)NULL;
-  NSSCKFWSession *fwSession;
-  NSSCKFWSlot *fwSlot;
-
-#ifdef NSSDEBUG
-  if (!pError) {
-    return (NSSCKFWSession *)NULL;
-  }
-
-  *pError = nssCKFWToken_verifyPointer(fwToken);
-  if( CKR_OK != *pError ) {
-    return (NSSCKFWSession *)NULL;
-  }
-#endif /* NSSDEBUG */
-
-  arena = NSSArena_Create();
-  if (!arena) {
-    *pError = CKR_HOST_MEMORY;
-    return (NSSCKFWSession *)NULL;
-  }
-
-  fwSession = nss_ZNEW(arena, NSSCKFWSession);
-  if (!fwSession) {
-    *pError = CKR_HOST_MEMORY;
-    goto loser;
-  }
-
-  fwSession->arena = arena;
-  fwSession->mdSession = (NSSCKMDSession *)NULL; /* set later */
-  fwSession->fwToken = fwToken;
-  fwSession->mdToken = nssCKFWToken_GetMDToken(fwToken);
-
-  fwSlot = nssCKFWToken_GetFWSlot(fwToken);
-  fwSession->fwInstance = nssCKFWSlot_GetFWInstance(fwSlot);
-  fwSession->mdInstance = nssCKFWSlot_GetMDInstance(fwSlot);
-
-  fwSession->rw = rw;
-  fwSession->pApplication = pApplication;
-  fwSession->Notify = Notify;
-
-  fwSession->fwFindObjects = (NSSCKFWFindObjects *)NULL;
-
-  fwSession->sessionObjectHash = nssCKFWHash_Create(fwSession->fwInstance, arena, pError);
-  if (!fwSession->sessionObjectHash) {
-    if( CKR_OK == *pError ) {
-      *pError = CKR_GENERAL_ERROR;
-    }
-    goto loser;
-  }
-
-#ifdef DEBUG
-  *pError = session_add_pointer(fwSession);
-  if( CKR_OK != *pError ) {
-    goto loser;
-  }
-#endif /* DEBUG */
-
-  return fwSession;
-
- loser:
-  if (arena) {
-    if (fwSession &&   fwSession->sessionObjectHash) {
-      (void)nssCKFWHash_Destroy(fwSession->sessionObjectHash);
-    }
-    NSSArena_Destroy(arena);
-  }
-
-  return (NSSCKFWSession *)NULL;
-}
-
-static void
-nss_ckfw_session_object_destroy_iterator
-(
-  const void *key,
-  void *value,
-  void *closure
-)
-{
-  NSSCKFWObject *fwObject = (NSSCKFWObject *)value;
-  nssCKFWObject_Finalize(fwObject, PR_TRUE);
-}
-
-/*
- * nssCKFWSession_Destroy
- *
- */
-NSS_IMPLEMENT CK_RV
-nssCKFWSession_Destroy
-(
-  NSSCKFWSession *fwSession,
-  CK_BBOOL removeFromTokenHash
-)
-{
-  CK_RV error = CKR_OK;
-  nssCKFWHash *sessionObjectHash;
-  NSSCKFWCryptoOperationState i;
-
-#ifdef NSSDEBUG
-  error = nssCKFWSession_verifyPointer(fwSession);
-  if( CKR_OK != error ) {
-    return error;
-  }
-#endif /* NSSDEBUG */
-
-  if( removeFromTokenHash ) {
-    error = nssCKFWToken_RemoveSession(fwSession->fwToken, fwSession);
-  }
-
-  /*
-   * Invalidate session objects
-   */
-
-  sessionObjectHash = fwSession->sessionObjectHash;
-  fwSession->sessionObjectHash = (nssCKFWHash *)NULL;
-
-  nssCKFWHash_Iterate(sessionObjectHash, 
-                      nss_ckfw_session_object_destroy_iterator, 
-                      (void *)NULL);
-
-  for (i=0; i < NSSCKFWCryptoOperationState_Max; i++) {
-    if (fwSession->fwOperationArray[i]) {
-      nssCKFWCryptoOperation_Destroy(fwSession->fwOperationArray[i]);
-    }
-  }
-
-#ifdef DEBUG
-  (void)session_remove_pointer(fwSession);
-#endif /* DEBUG */
-  (void)nssCKFWHash_Destroy(sessionObjectHash);
-  NSSArena_Destroy(fwSession->arena);
-
-  return error;
-}
-
-/*
- * nssCKFWSession_GetMDSession
- *
- */
-NSS_IMPLEMENT NSSCKMDSession *
-nssCKFWSession_GetMDSession
-(
-  NSSCKFWSession *fwSession
-)
-{
-#ifdef NSSDEBUG
-  if( CKR_OK != nssCKFWSession_verifyPointer(fwSession) ) {
-    return (NSSCKMDSession *)NULL;
-  }
-#endif /* NSSDEBUG */
-
-  return fwSession->mdSession;
-}
-
-/*
- * nssCKFWSession_GetArena
- *
- */
-NSS_IMPLEMENT NSSArena *
-nssCKFWSession_GetArena
-(
-  NSSCKFWSession *fwSession,
-  CK_RV *pError
-)
-{
-#ifdef NSSDEBUG
-  if (!pError) {
-    return (NSSArena *)NULL;
-  }
-
-  *pError = nssCKFWSession_verifyPointer(fwSession);
-  if( CKR_OK != *pError ) {
-    return (NSSArena *)NULL;
-  }
-#endif /* NSSDEBUG */
-
-  return fwSession->arena;
-}
-
-/*
- * nssCKFWSession_CallNotification
- *
- */
-NSS_IMPLEMENT CK_RV
-nssCKFWSession_CallNotification
-(
-  NSSCKFWSession *fwSession,
-  CK_NOTIFICATION event
-)
-{
-  CK_RV error = CKR_OK;
-  CK_SESSION_HANDLE handle;
-
-#ifdef NSSDEBUG
-  error = nssCKFWSession_verifyPointer(fwSession);
-  if( CKR_OK != error ) {
-    return error;
-  }
-#endif /* NSSDEBUG */
-
-  if( (CK_NOTIFY)NULL == fwSession->Notify ) {
-    return CKR_OK;
-  }
-
-  handle = nssCKFWInstance_FindSessionHandle(fwSession->fwInstance, fwSession);
-  if( (CK_SESSION_HANDLE)0 == handle ) {
-    return CKR_GENERAL_ERROR;
-  }
-
-  error = fwSession->Notify(handle, event, fwSession->pApplication);
-
-  return error;
-}
-
-/*
- * nssCKFWSession_IsRWSession
- *
- */
-NSS_IMPLEMENT CK_BBOOL
-nssCKFWSession_IsRWSession
-(
-  NSSCKFWSession *fwSession
-)
-{
-#ifdef NSSDEBUG
-  if( CKR_OK != nssCKFWSession_verifyPointer(fwSession) ) {
-    return CK_FALSE;
-  }
-#endif /* NSSDEBUG */
-
-  return fwSession->rw;
-}
-
-/*
- * nssCKFWSession_IsSO
- *
- */
-NSS_IMPLEMENT CK_BBOOL
-nssCKFWSession_IsSO
-(
-  NSSCKFWSession *fwSession
-)
-{
-  CK_STATE state;
-
-#ifdef NSSDEBUG
-  if( CKR_OK != nssCKFWSession_verifyPointer(fwSession) ) {
-    return CK_FALSE;
-  }
-#endif /* NSSDEBUG */
-
-  state = nssCKFWToken_GetSessionState(fwSession->fwToken);
-  switch( state ) {
-  case CKS_RO_PUBLIC_SESSION:
-  case CKS_RO_USER_FUNCTIONS:
-  case CKS_RW_PUBLIC_SESSION:
-  case CKS_RW_USER_FUNCTIONS:
-    return CK_FALSE;
-  case CKS_RW_SO_FUNCTIONS:
-    return CK_TRUE;
-  default:
-    return CK_FALSE;
-  }
-}
-
-/*
- * nssCKFWSession_GetFWSlot
- *
- */
-NSS_IMPLEMENT NSSCKFWSlot *
-nssCKFWSession_GetFWSlot
-(
-  NSSCKFWSession *fwSession
-)
-{
-#ifdef NSSDEBUG
-  if( CKR_OK != nssCKFWSession_verifyPointer(fwSession) ) {
-    return (NSSCKFWSlot *)NULL;
-  }
-#endif /* NSSDEBUG */
-
-  return nssCKFWToken_GetFWSlot(fwSession->fwToken);
-}
-
-/*
- * nssCFKWSession_GetSessionState
- *
- */
-NSS_IMPLEMENT CK_STATE
-nssCKFWSession_GetSessionState
-(
-  NSSCKFWSession *fwSession
-)
-{
-#ifdef NSSDEBUG
-  if( CKR_OK != nssCKFWSession_verifyPointer(fwSession) ) {
-    return CKS_RO_PUBLIC_SESSION; /* whatever */
-  }
-#endif /* NSSDEBUG */
-
-  return nssCKFWToken_GetSessionState(fwSession->fwToken);
-}
-
-/*
- * nssCKFWSession_SetFWFindObjects
- *
- */
-NSS_IMPLEMENT CK_RV
-nssCKFWSession_SetFWFindObjects
-(
-  NSSCKFWSession *fwSession,
-  NSSCKFWFindObjects *fwFindObjects
-)
-{
-#ifdef NSSDEBUG
-  CK_RV error = CKR_OK;
-#endif /* NSSDEBUG */
-
-#ifdef NSSDEBUG
-  error = nssCKFWSession_verifyPointer(fwSession);
-  if( CKR_OK != error ) {
-    return error;
-  }
-
-  /* fwFindObjects may be null */
-#endif /* NSSDEBUG */
-
-  if ((fwSession->fwFindObjects) &&
-      (fwFindObjects)) {
-    return CKR_OPERATION_ACTIVE;
-  }
-
-  fwSession->fwFindObjects = fwFindObjects;
-
-  return CKR_OK;
-}
-
-/*
- * nssCKFWSession_GetFWFindObjects
- *
- */
-NSS_IMPLEMENT NSSCKFWFindObjects *
-nssCKFWSession_GetFWFindObjects
-(
-  NSSCKFWSession *fwSession,
-  CK_RV *pError
-)
-{
-#ifdef NSSDEBUG
-  if (!pError) {
-    return (NSSCKFWFindObjects *)NULL;
-  }
-
-  *pError = nssCKFWSession_verifyPointer(fwSession);
-  if( CKR_OK != *pError ) {
-    return (NSSCKFWFindObjects *)NULL;
-  }
-#endif /* NSSDEBUG */
-
-  if (!fwSession->fwFindObjects) {
-    *pError = CKR_OPERATION_NOT_INITIALIZED;
-    return (NSSCKFWFindObjects *)NULL;
-  }
-
-  return fwSession->fwFindObjects;
-}
-
-/*
- * nssCKFWSession_SetMDSession
- *
- */
-NSS_IMPLEMENT CK_RV
-nssCKFWSession_SetMDSession
-(
-  NSSCKFWSession *fwSession,
-  NSSCKMDSession *mdSession
-)
-{
-#ifdef NSSDEBUG
-  CK_RV error = CKR_OK;
-#endif /* NSSDEBUG */
-
-#ifdef NSSDEBUG
-  error = nssCKFWSession_verifyPointer(fwSession);
-  if( CKR_OK != error ) {
-    return error;
-  }
-
-  if (!mdSession) {
-    return CKR_ARGUMENTS_BAD;
-  }
-#endif /* NSSDEBUG */
-
-  if (fwSession->mdSession) {
-    return CKR_GENERAL_ERROR;
-  }
-
-  fwSession->mdSession = mdSession;
-
-  return CKR_OK;
-}
-
-/*
- * nssCKFWSession_SetHandle
- *
- */
-NSS_IMPLEMENT CK_RV
-nssCKFWSession_SetHandle
-(
-  NSSCKFWSession *fwSession,
-  CK_SESSION_HANDLE hSession
-)
-{
-#ifdef NSSDEBUG
-  CK_RV error = CKR_OK;
-#endif /* NSSDEBUG */
-
-#ifdef NSSDEBUG
-  error = nssCKFWSession_verifyPointer(fwSession);
-  if( CKR_OK != error ) {
-    return error;
-  }
-#endif /* NSSDEBUG */
-
-  if( (CK_SESSION_HANDLE)0 != fwSession->hSession ) {
-    return CKR_GENERAL_ERROR;
-  }
-
-  fwSession->hSession = hSession;
-
-  return CKR_OK;
-}
-
-/*
- * nssCKFWSession_GetHandle
- *
- */
-NSS_IMPLEMENT CK_SESSION_HANDLE
-nssCKFWSession_GetHandle
-(
-  NSSCKFWSession *fwSession
-)
-{
-#ifdef NSSDEBUG
-  if( CKR_OK != nssCKFWSession_verifyPointer(fwSession) ) {
-    return NULL;
-  }
-#endif /* NSSDEBUG */
-
-  return fwSession->hSession;
-}
-
-/*
- * nssCKFWSession_RegisterSessionObject
- *
- */
-NSS_IMPLEMENT CK_RV
-nssCKFWSession_RegisterSessionObject
-(
-  NSSCKFWSession *fwSession,
-  NSSCKFWObject *fwObject
-)
-{
-  CK_RV rv = CKR_OK;
-
-#ifdef NSSDEBUG
-  if( CKR_OK != nssCKFWSession_verifyPointer(fwSession) ) {
-    return CKR_GENERAL_ERROR;
-  }
-#endif /* NSSDEBUG */
-
-  if (fwSession->sessionObjectHash) {
-    rv = nssCKFWHash_Add(fwSession->sessionObjectHash, fwObject, fwObject);
-  }
-
-  return rv;
-}
-
-/*
- * nssCKFWSession_DeregisterSessionObject
- *
- */
-NSS_IMPLEMENT CK_RV
-nssCKFWSession_DeregisterSessionObject
-(
-  NSSCKFWSession *fwSession,
-  NSSCKFWObject *fwObject
-)
-{
-#ifdef NSSDEBUG
-  if( CKR_OK != nssCKFWSession_verifyPointer(fwSession) ) {
-    return CKR_GENERAL_ERROR;
-  }
-#endif /* NSSDEBUG */
-
-  if (fwSession->sessionObjectHash) {
-    nssCKFWHash_Remove(fwSession->sessionObjectHash, fwObject);
-  }
-
-  return CKR_OK;
-}
-
-/*
- * nssCKFWSession_GetDeviceError
- *
- */
-NSS_IMPLEMENT CK_ULONG
-nssCKFWSession_GetDeviceError
-(
-  NSSCKFWSession *fwSession
-)
-{
-#ifdef NSSDEBUG
-  if( CKR_OK != nssCKFWSession_verifyPointer(fwSession) ) {
-    return (CK_ULONG)0;
-  }
-
-  if (!fwSession->mdSession) {
-    return (CK_ULONG)0;
-  }
-#endif /* NSSDEBUG */
-
-  if (!fwSession->mdSession->GetDeviceError) {
-    return (CK_ULONG)0;
-  }
-
-  return fwSession->mdSession->GetDeviceError(fwSession->mdSession, 
-    fwSession, fwSession->mdToken, fwSession->fwToken, 
-    fwSession->mdInstance, fwSession->fwInstance);
-}
-
-/*
- * nssCKFWSession_Login
- *
- */
-NSS_IMPLEMENT CK_RV
-nssCKFWSession_Login
-(
-  NSSCKFWSession *fwSession,
-  CK_USER_TYPE userType,
-  NSSItem *pin
-)
-{
-  CK_RV error = CKR_OK;
-  CK_STATE oldState;
-  CK_STATE newState;
-
-#ifdef NSSDEBUG
-  error = nssCKFWSession_verifyPointer(fwSession);
-  if( CKR_OK != error ) {
-    return error;
-  }
-
-  switch( userType ) {
-  case CKU_SO:
-  case CKU_USER:
-    break;
-  default:
-    return CKR_USER_TYPE_INVALID;
-  }
-
-  if (!pin) {
-    if( CK_TRUE != nssCKFWToken_GetHasProtectedAuthenticationPath(fwSession->fwToken) ) {
-      return CKR_ARGUMENTS_BAD;
-    }
-  }
-
-  if (!fwSession->mdSession) {
-    return CKR_GENERAL_ERROR;
-  }
-#endif /* NSSDEBUG */
-
-  oldState = nssCKFWToken_GetSessionState(fwSession->fwToken);
-
-  /*
-   * It's not clear what happens when you're already logged in.
-   * I'll just fail; but if we decide to change, the logic is
-   * all right here.
-   */
-
-  if( CKU_SO == userType ) {
-    switch( oldState ) {
-    case CKS_RO_PUBLIC_SESSION:      
-      /*
-       * There's no such thing as a read-only security officer
-       * session, so fail.  The error should be CKR_SESSION_READ_ONLY,
-       * except that C_Login isn't defined to return that.  So we'll
-       * do CKR_SESSION_READ_ONLY_EXISTS, which is what is documented.
-       */
-      return CKR_SESSION_READ_ONLY_EXISTS;
-    case CKS_RO_USER_FUNCTIONS:
-      return CKR_USER_ANOTHER_ALREADY_LOGGED_IN;
-    case CKS_RW_PUBLIC_SESSION:
-      newState = CKS_RW_SO_FUNCTIONS;
-      break;
-    case CKS_RW_USER_FUNCTIONS:
-      return CKR_USER_ANOTHER_ALREADY_LOGGED_IN;
-    case CKS_RW_SO_FUNCTIONS:
-      return CKR_USER_ALREADY_LOGGED_IN;
-    default:
-      return CKR_GENERAL_ERROR;
-    }
-  } else /* CKU_USER == userType */ {
-    switch( oldState ) {
-    case CKS_RO_PUBLIC_SESSION:      
-      newState = CKS_RO_USER_FUNCTIONS;
-      break;
-    case CKS_RO_USER_FUNCTIONS:
-      return CKR_USER_ALREADY_LOGGED_IN;
-    case CKS_RW_PUBLIC_SESSION:
-      newState = CKS_RW_USER_FUNCTIONS;
-      break;
-    case CKS_RW_USER_FUNCTIONS:
-      return CKR_USER_ALREADY_LOGGED_IN;
-    case CKS_RW_SO_FUNCTIONS:
-      return CKR_USER_ANOTHER_ALREADY_LOGGED_IN;
-    default:
-      return CKR_GENERAL_ERROR;
-    }
-  }
-
-  /*
-   * So now we're in one of three cases:
-   *
-   * Old == CKS_RW_PUBLIC_SESSION, New == CKS_RW_SO_FUNCTIONS;
-   * Old == CKS_RW_PUBLIC_SESSION, New == CKS_RW_USER_FUNCTIONS;
-   * Old == CKS_RO_PUBLIC_SESSION, New == CKS_RO_USER_FUNCTIONS;
-   */
-
-  if (!fwSession->mdSession->Login) {
-    /*
-     * The Module doesn't want to be informed (or check the pin)
-     * it'll just rely on the Framework as needed.
-     */
-    ;
-  } else {
-    error = fwSession->mdSession->Login(fwSession->mdSession, fwSession,
-      fwSession->mdToken, fwSession->fwToken, fwSession->mdInstance,
-      fwSession->fwInstance, userType, pin, oldState, newState);
-    if( CKR_OK != error ) {
-      return error;
-    }
-  }
-
-  (void)nssCKFWToken_SetSessionState(fwSession->fwToken, newState);
-  return CKR_OK;
-}
-
-/*
- * nssCKFWSession_Logout
- *
- */
-NSS_IMPLEMENT CK_RV
-nssCKFWSession_Logout
-(
-  NSSCKFWSession *fwSession
-)
-{
-  CK_RV error = CKR_OK;
-  CK_STATE oldState;
-  CK_STATE newState;
-
-#ifdef NSSDEBUG
-  error = nssCKFWSession_verifyPointer(fwSession);
-  if( CKR_OK != error ) {
-    return error;
-  }
-
-  if (!fwSession->mdSession) {
-    return CKR_GENERAL_ERROR;
-  }
-#endif /* NSSDEBUG */
-
-  oldState = nssCKFWToken_GetSessionState(fwSession->fwToken);
-
-  switch( oldState ) {
-  case CKS_RO_PUBLIC_SESSION:
-    return CKR_USER_NOT_LOGGED_IN;
-  case CKS_RO_USER_FUNCTIONS:
-    newState = CKS_RO_PUBLIC_SESSION;
-    break;
-  case CKS_RW_PUBLIC_SESSION:
-    return CKR_USER_NOT_LOGGED_IN;
-  case CKS_RW_USER_FUNCTIONS:
-    newState = CKS_RW_PUBLIC_SESSION;
-    break;
-  case CKS_RW_SO_FUNCTIONS:
-    newState = CKS_RW_PUBLIC_SESSION;
-    break;
-  default:
-    return CKR_GENERAL_ERROR;
-  }
-
-  /*
-   * So now we're in one of three cases:
-   *
-   * Old == CKS_RW_SO_FUNCTIONS,   New == CKS_RW_PUBLIC_SESSION;
-   * Old == CKS_RW_USER_FUNCTIONS, New == CKS_RW_PUBLIC_SESSION;
-   * Old == CKS_RO_USER_FUNCTIONS, New == CKS_RO_PUBLIC_SESSION;
-   */
-
-  if (!fwSession->mdSession->Logout) {
-    /*
-     * The Module doesn't want to be informed.  Okay.
-     */
-    ;
-  } else {
-    error = fwSession->mdSession->Logout(fwSession->mdSession, fwSession,
-      fwSession->mdToken, fwSession->fwToken, fwSession->mdInstance,
-      fwSession->fwInstance, oldState, newState);
-    if( CKR_OK != error ) {
-      /*
-       * Now what?!  A failure really should end up with the Framework
-       * considering it logged out, right?
-       */
-      ;
-    }
-  }
-
-  (void)nssCKFWToken_SetSessionState(fwSession->fwToken, newState);
-  return error;
-}
-
-/*
- * nssCKFWSession_InitPIN
- *
- */
-NSS_IMPLEMENT CK_RV
-nssCKFWSession_InitPIN
-(
-  NSSCKFWSession *fwSession,
-  NSSItem *pin
-)
-{
-  CK_RV error = CKR_OK;
-  CK_STATE state;
-
-#ifdef NSSDEBUG
-  error = nssCKFWSession_verifyPointer(fwSession);
-  if( CKR_OK != error ) {
-    return error;
-  }
-
-  if (!fwSession->mdSession) {
-    return CKR_GENERAL_ERROR;
-  }
-#endif /* NSSDEBUG */
-
-  state = nssCKFWToken_GetSessionState(fwSession->fwToken);
-  if( CKS_RW_SO_FUNCTIONS != state ) {
-    return CKR_USER_NOT_LOGGED_IN;
-  }
-
-  if (!pin) {
-    CK_BBOOL has = nssCKFWToken_GetHasProtectedAuthenticationPath(fwSession->fwToken);
-    if( CK_TRUE != has ) {
-      return CKR_ARGUMENTS_BAD;
-    }
-  }
-
-  if (!fwSession->mdSession->InitPIN) {
-    return CKR_TOKEN_WRITE_PROTECTED;
-  }
-
-  error = fwSession->mdSession->InitPIN(fwSession->mdSession, fwSession,
-    fwSession->mdToken, fwSession->fwToken, fwSession->mdInstance,
-    fwSession->fwInstance, pin);
-
-  return error;
-}
-
-/*
- * nssCKFWSession_SetPIN
- *
- */
-NSS_IMPLEMENT CK_RV
-nssCKFWSession_SetPIN
-(
-  NSSCKFWSession *fwSession,
-  NSSItem *newPin,
-  NSSItem *oldPin
-)
-{
-  CK_RV error = CKR_OK;
-
-#ifdef NSSDEBUG
-  error = nssCKFWSession_verifyPointer(fwSession);
-  if( CKR_OK != error ) {
-    return error;
-  }
-
-  if (!fwSession->mdSession) {
-    return CKR_GENERAL_ERROR;
-  }
-#endif /* NSSDEBUG */
-
-  if (!newPin) {
-    CK_BBOOL has = nssCKFWToken_GetHasProtectedAuthenticationPath(fwSession->fwToken);
-    if( CK_TRUE != has ) {
-      return CKR_ARGUMENTS_BAD;
-    }
-  }
-
-  if (!oldPin) {
-    CK_BBOOL has = nssCKFWToken_GetHasProtectedAuthenticationPath(fwSession->fwToken);
-    if( CK_TRUE != has ) {
-      return CKR_ARGUMENTS_BAD;
-    }
-  }
-
-  if (!fwSession->mdSession->SetPIN) {
-    return CKR_TOKEN_WRITE_PROTECTED;
-  }
-
-  error = fwSession->mdSession->SetPIN(fwSession->mdSession, fwSession,
-    fwSession->mdToken, fwSession->fwToken, fwSession->mdInstance,
-    fwSession->fwInstance, newPin, oldPin);
-
-  return error;
-}
-
-/*
- * nssCKFWSession_GetOperationStateLen
- *
- */
-NSS_IMPLEMENT CK_ULONG
-nssCKFWSession_GetOperationStateLen
-(
-  NSSCKFWSession *fwSession,
-  CK_RV *pError
-)
-{
-  CK_ULONG mdAmt;
-  CK_ULONG fwAmt;
-
-#ifdef NSSDEBUG
-  if (!pError) {
-    return (CK_ULONG)0;
-  }
-
-  *pError = nssCKFWSession_verifyPointer(fwSession);
-  if( CKR_OK != *pError ) {
-    return (CK_ULONG)0;
-  }
-
-  if (!fwSession->mdSession) {
-    *pError = CKR_GENERAL_ERROR;
-    return (CK_ULONG)0;
-  }
-#endif /* NSSDEBUG */
-
-  if (!fwSession->mdSession->GetOperationStateLen) {
-    *pError = CKR_STATE_UNSAVEABLE;
-    return (CK_ULONG)0;
-  }
-
-  /*
-   * We could check that the session is actually in some state..
-   */
-
-  mdAmt = fwSession->mdSession->GetOperationStateLen(fwSession->mdSession,
-    fwSession, fwSession->mdToken, fwSession->fwToken, fwSession->mdInstance,
-    fwSession->fwInstance, pError);
-
-  if( ((CK_ULONG)0 == mdAmt) && (CKR_OK != *pError) ) {
-    return (CK_ULONG)0;
-  }
-
-  /*
-   * Add a bit of sanity-checking
-   */
-  fwAmt = mdAmt + 2*sizeof(CK_ULONG);
-
-  return fwAmt;
-}
-
-/*
- * nssCKFWSession_GetOperationState
- *
- */
-NSS_IMPLEMENT CK_RV
-nssCKFWSession_GetOperationState
-(
-  NSSCKFWSession *fwSession,
-  NSSItem *buffer
-)
-{
-  CK_RV error = CKR_OK;
-  CK_ULONG fwAmt;
-  CK_ULONG *ulBuffer;
-  NSSItem i2;
-  CK_ULONG n, i;
-
-#ifdef NSSDEBUG
-  error = nssCKFWSession_verifyPointer(fwSession);
-  if( CKR_OK != error ) {
-    return error;
-  }
-
-  if (!buffer) {
-    return CKR_ARGUMENTS_BAD;
-  }
-
-  if (!buffer->data) {
-    return CKR_ARGUMENTS_BAD;
-  }
-
-  if (!fwSession->mdSession) {
-    return CKR_GENERAL_ERROR;
-  }
-#endif /* NSSDEBUG */
-
-  if (!fwSession->mdSession->GetOperationState) {
-    return CKR_STATE_UNSAVEABLE;
-  }
-
-  /*
-   * Sanity-check the caller's buffer.
-   */
-
-  error = CKR_OK;
-  fwAmt = nssCKFWSession_GetOperationStateLen(fwSession, &error);
-  if( ((CK_ULONG)0 == fwAmt) && (CKR_OK != error) ) {
-    return error;
-  }
-
-  if( buffer->size < fwAmt ) {
-    return CKR_BUFFER_TOO_SMALL;
-  }
-
-  ulBuffer = (CK_ULONG *)buffer->data;
-
-  i2.size = buffer->size - 2*sizeof(CK_ULONG);
-  i2.data = (void *)&ulBuffer[2];
-
-  error = fwSession->mdSession->GetOperationState(fwSession->mdSession,
-    fwSession, fwSession->mdToken, fwSession->fwToken, 
-    fwSession->mdInstance, fwSession->fwInstance, &i2);
-
-  if( CKR_OK != error ) {
-    return error;
-  }
-
-  /*
-   * Add a little integrety/identity check.  
-   * NOTE: right now, it's pretty stupid.  
-   * A CRC or something would be better.
-   */
-
-  ulBuffer[0] = 0x434b4657; /* CKFW */
-  ulBuffer[1] = 0;
-  n = i2.size/sizeof(CK_ULONG);
-  for( i = 0; i < n; i++ ) {
-    ulBuffer[1] ^= ulBuffer[2+i];
-  }
-
-  return CKR_OK;
-}
-
-/*
- * nssCKFWSession_SetOperationState
- *
- */
-NSS_IMPLEMENT CK_RV
-nssCKFWSession_SetOperationState
-(
-  NSSCKFWSession *fwSession,
-  NSSItem *state,
-  NSSCKFWObject *encryptionKey,
-  NSSCKFWObject *authenticationKey
-)
-{
-  CK_RV error = CKR_OK;
-  CK_ULONG *ulBuffer;
-  CK_ULONG n, i;
-  CK_ULONG x;
-  NSSItem s;
-  NSSCKMDObject *mdek;
-  NSSCKMDObject *mdak;
-
-#ifdef NSSDEBUG
-  error = nssCKFWSession_verifyPointer(fwSession);
-  if( CKR_OK != error ) {
-    return error;
-  }
-
-  if (!state) {
-    return CKR_ARGUMENTS_BAD;
-  }
-
-  if (!state->data) {
-    return CKR_ARGUMENTS_BAD;
-  }
-
-  if (encryptionKey) {
-    error = nssCKFWObject_verifyPointer(encryptionKey);
-    if( CKR_OK != error ) {
-      return error;
-    }
-  }
-
-  if (authenticationKey) {
-    error = nssCKFWObject_verifyPointer(authenticationKey);
-    if( CKR_OK != error ) {
-      return error;
-    }
-  }
-
-  if (!fwSession->mdSession) {
-    return CKR_GENERAL_ERROR;
-  }
-#endif /* NSSDEBUG */
-
-  ulBuffer = (CK_ULONG *)state->data;
-  if( 0x43b4657 != ulBuffer[0] ) {
-    return CKR_SAVED_STATE_INVALID;
-  }
-  n = (state->size / sizeof(CK_ULONG)) - 2;
-  x = (CK_ULONG)0;
-  for( i = 0; i < n; i++ ) {
-    x ^= ulBuffer[2+i];
-  }
-
-  if( x != ulBuffer[1] ) {
-    return CKR_SAVED_STATE_INVALID;
-  }
-
-  if (!fwSession->mdSession->SetOperationState) {
-    return CKR_GENERAL_ERROR;
-  }
-
-  s.size = state->size - 2*sizeof(CK_ULONG);
-  s.data = (void *)&ulBuffer[2];
-
-  if (encryptionKey) {
-    mdek = nssCKFWObject_GetMDObject(encryptionKey);
-  } else {
-    mdek = (NSSCKMDObject *)NULL;
-  }
-
-  if (authenticationKey) {
-    mdak = nssCKFWObject_GetMDObject(authenticationKey);
-  } else {
-    mdak = (NSSCKMDObject *)NULL;
-  }
-
-  error = fwSession->mdSession->SetOperationState(fwSession->mdSession, 
-    fwSession, fwSession->mdToken, fwSession->fwToken, fwSession->mdInstance,
-    fwSession->fwInstance, &s, mdek, encryptionKey, mdak, authenticationKey);
-
-  if( CKR_OK != error ) {
-    return error;
-  }
-
-  /*
-   * Here'd we restore any session data
-   */
-  
-  return CKR_OK;
-}
-
-static CK_BBOOL
-nss_attributes_form_token_object
-(
-  CK_ATTRIBUTE_PTR pTemplate,
-  CK_ULONG ulAttributeCount
-)
-{
-  CK_ULONG i;
-  CK_BBOOL rv;
-
-  for( i = 0; i < ulAttributeCount; i++ ) {
-    if( CKA_TOKEN == pTemplate[i].type ) {
-      /* If we sanity-check, we can remove this sizeof check */
-      if( sizeof(CK_BBOOL) == pTemplate[i].ulValueLen ) {
-        (void)nsslibc_memcpy(&rv, pTemplate[i].pValue, sizeof(CK_BBOOL));
-        return rv;
-      } else {
-        return CK_FALSE;
-      }
-    }
-  }
-
-  return CK_FALSE;
-}
-
-/*
- * nssCKFWSession_CreateObject
- *
- */
-NSS_IMPLEMENT NSSCKFWObject *
-nssCKFWSession_CreateObject
-(
-  NSSCKFWSession *fwSession,
-  CK_ATTRIBUTE_PTR pTemplate,
-  CK_ULONG ulAttributeCount,
-  CK_RV *pError
-)
-{
-  NSSArena *arena;
-  NSSCKMDObject *mdObject;
-  NSSCKFWObject *fwObject;
-  CK_BBOOL isTokenObject;
-
-#ifdef NSSDEBUG
-  if (!pError) {
-    return (NSSCKFWObject *)NULL;
-  }
-
-  *pError = nssCKFWSession_verifyPointer(fwSession);
-  if( CKR_OK != pError ) {
-    return (NSSCKFWObject *)NULL;
-  }
-
-  if( (CK_ATTRIBUTE_PTR)NULL == pTemplate ) {
-    *pError = CKR_ARGUMENTS_BAD;
-    return (NSSCKFWObject *)NULL;
-  }
-
-  if (!fwSession->mdSession) {
-    *pError = CKR_GENERAL_ERROR;
-    return (NSSCKFWObject *)NULL;
-  }
-#endif /* NSSDEBUG */
-
-  /*
-   * Here would be an excellent place to sanity-check the object.
-   */
-
-  isTokenObject = nss_attributes_form_token_object(pTemplate, ulAttributeCount);
-  if( CK_TRUE == isTokenObject ) {
-    /* === TOKEN OBJECT === */
-
-    if (!fwSession->mdSession->CreateObject) {
-      *pError = CKR_TOKEN_WRITE_PROTECTED;
-      return (NSSCKFWObject *)NULL;
-    }
-
-    arena = nssCKFWToken_GetArena(fwSession->fwToken, pError);
-    if (!arena) {
-      if( CKR_OK == *pError ) {
-        *pError = CKR_GENERAL_ERROR;
-      }
-      return (NSSCKFWObject *)NULL;
-    }
-
-    goto callmdcreateobject;
-  } else {
-    /* === SESSION OBJECT === */
-
-    arena = nssCKFWSession_GetArena(fwSession, pError);
-    if (!arena) {
-      if( CKR_OK == *pError ) {
-        *pError = CKR_GENERAL_ERROR;
-      }
-      return (NSSCKFWObject *)NULL;
-    }
-
-    if( CK_TRUE == nssCKFWInstance_GetModuleHandlesSessionObjects(
-                     fwSession->fwInstance) ) {
-      /* --- module handles the session object -- */
-
-      if (!fwSession->mdSession->CreateObject) {
-        *pError = CKR_GENERAL_ERROR;
-        return (NSSCKFWObject *)NULL;
-      }
-      
-      goto callmdcreateobject;
-    } else {
-      /* --- framework handles the session object -- */
-      mdObject = nssCKMDSessionObject_Create(fwSession->fwToken, 
-        arena, pTemplate, ulAttributeCount, pError);
-      goto gotmdobject;
-    }
-  }
-
- callmdcreateobject:
-  mdObject = fwSession->mdSession->CreateObject(fwSession->mdSession,
-    fwSession, fwSession->mdToken, fwSession->fwToken,
-    fwSession->mdInstance, fwSession->fwInstance, arena, pTemplate,
-    ulAttributeCount, pError);
-
- gotmdobject:
-  if (!mdObject) {
-    if( CKR_OK == *pError ) {
-      *pError = CKR_GENERAL_ERROR;
-    }
-    return (NSSCKFWObject *)NULL;
-  }
-
-  fwObject = nssCKFWObject_Create(arena, mdObject, 
-    isTokenObject ? NULL : fwSession, 
-    fwSession->fwToken, fwSession->fwInstance, pError);
-  if (!fwObject) {
-    if( CKR_OK == *pError ) {
-      *pError = CKR_GENERAL_ERROR;
-    }
-    
-    if (mdObject->Destroy) {
-      (void)mdObject->Destroy(mdObject, (NSSCKFWObject *)NULL,
-        fwSession->mdSession, fwSession, fwSession->mdToken,
-        fwSession->fwToken, fwSession->mdInstance, fwSession->fwInstance);
-    }
-    
-    return (NSSCKFWObject *)NULL;
-  }
-
-  if( CK_FALSE == isTokenObject ) {
-    if( CK_FALSE == nssCKFWHash_Exists(fwSession->sessionObjectHash, fwObject) ) {
-      *pError = nssCKFWHash_Add(fwSession->sessionObjectHash, fwObject, fwObject);
-      if( CKR_OK != *pError ) {
-        nssCKFWObject_Finalize(fwObject, PR_TRUE);
-        return (NSSCKFWObject *)NULL;
-      }
-    }
-  }
-  
-  return fwObject;
-}
-
-/*
- * nssCKFWSession_CopyObject
- *
- */
-NSS_IMPLEMENT NSSCKFWObject *
-nssCKFWSession_CopyObject
-(
-  NSSCKFWSession *fwSession,
-  NSSCKFWObject *fwObject,
-  CK_ATTRIBUTE_PTR pTemplate,
-  CK_ULONG ulAttributeCount,
-  CK_RV *pError
-)
-{
-  CK_BBOOL oldIsToken;
-  CK_BBOOL newIsToken;
-  CK_ULONG i;
-  NSSCKFWObject *rv;
-
-#ifdef NSSDEBUG
-  if (!pError) {
-    return (NSSCKFWObject *)NULL;
-  }
-
-  *pError = nssCKFWSession_verifyPointer(fwSession);
-  if( CKR_OK != *pError ) {
-    return (NSSCKFWObject *)NULL;
-  }
-
-  *pError = nssCKFWObject_verifyPointer(fwObject);
-  if( CKR_OK != *pError ) {
-    return (NSSCKFWObject *)NULL;
-  }
-
-  if (!fwSession->mdSession) {
-    *pError = CKR_GENERAL_ERROR;
-    return (NSSCKFWObject *)NULL;
-  }
-#endif /* NSSDEBUG */
-
-  /*
-   * Sanity-check object
-   */
-
-  if (!fwObject) {
-    *pError = CKR_ARGUMENTS_BAD;
-    return (NSSCKFWObject *)NULL;
-  }
-
-  oldIsToken = nssCKFWObject_IsTokenObject(fwObject);
-
-  newIsToken = oldIsToken;
-  for( i = 0; i < ulAttributeCount; i++ ) {
-    if( CKA_TOKEN == pTemplate[i].type ) {
-      /* Since we sanity-checked the object, we know this is the right size. */
-      (void)nsslibc_memcpy(&newIsToken, pTemplate[i].pValue, sizeof(CK_BBOOL));
-      break;
-    }
-  }
-
-  /*
-   * If the Module handles its session objects, or if both the new
-   * and old object are token objects, use CopyObject if it exists.
-   */
-
-  if ((fwSession->mdSession->CopyObject) &&
-      (((CK_TRUE == oldIsToken) && (CK_TRUE == newIsToken)) ||
-       (CK_TRUE == nssCKFWInstance_GetModuleHandlesSessionObjects(
-                     fwSession->fwInstance))) ) {
-    /* use copy object */
-    NSSArena *arena;
-    NSSCKMDObject *mdOldObject;
-    NSSCKMDObject *mdObject;
-
-    mdOldObject = nssCKFWObject_GetMDObject(fwObject);
-
-    if( CK_TRUE == newIsToken ) {
-      arena = nssCKFWToken_GetArena(fwSession->fwToken, pError);
-    } else {
-      arena = nssCKFWSession_GetArena(fwSession, pError);
-    }
-    if (!arena) {
-      if( CKR_OK == *pError ) {
-        *pError = CKR_GENERAL_ERROR;
-      }
-      return (NSSCKFWObject *)NULL;
-    }
-
-    mdObject = fwSession->mdSession->CopyObject(fwSession->mdSession,
-      fwSession, fwSession->mdToken, fwSession->fwToken,
-      fwSession->mdInstance, fwSession->fwInstance, mdOldObject,
-      fwObject, arena, pTemplate, ulAttributeCount, pError);
-    if (!mdObject) {
-      if( CKR_OK == *pError ) {
-        *pError = CKR_GENERAL_ERROR;
-      }
-      return (NSSCKFWObject *)NULL;
-    }
-
-    rv = nssCKFWObject_Create(arena, mdObject, 
-      newIsToken ? NULL : fwSession,
-      fwSession->fwToken, fwSession->fwInstance, pError);
-
-    if( CK_FALSE == newIsToken ) {
-      if( CK_FALSE == nssCKFWHash_Exists(fwSession->sessionObjectHash, rv) ) {
-        *pError = nssCKFWHash_Add(fwSession->sessionObjectHash, rv, rv);
-        if( CKR_OK != *pError ) {
-          nssCKFWObject_Finalize(rv, PR_TRUE);
-          return (NSSCKFWObject *)NULL;
-        }
-      }
-    }
-
-    return rv;
-  } else {
-    /* use create object */
-    NSSArena *tmpArena;
-    CK_ATTRIBUTE_PTR newTemplate;
-    CK_ULONG i, j, n, newLength, k;
-    CK_ATTRIBUTE_TYPE_PTR oldTypes;
-    NSSCKFWObject *rv;
-    
-    n = nssCKFWObject_GetAttributeCount(fwObject, pError);
-    if( (0 == n) && (CKR_OK != *pError) ) {
-      return (NSSCKFWObject *)NULL;
-    }
-
-    tmpArena = NSSArena_Create();
-    if (!tmpArena) {
-      *pError = CKR_HOST_MEMORY;
-      return (NSSCKFWObject *)NULL;
-    }
-
-    oldTypes = nss_ZNEWARRAY(tmpArena, CK_ATTRIBUTE_TYPE, n);
-    if( (CK_ATTRIBUTE_TYPE_PTR)NULL == oldTypes ) {
-      NSSArena_Destroy(tmpArena);
-      *pError = CKR_HOST_MEMORY;
-      return (NSSCKFWObject *)NULL;
-    }
-
-    *pError = nssCKFWObject_GetAttributeTypes(fwObject, oldTypes, n);
-    if( CKR_OK != *pError ) {
-      NSSArena_Destroy(tmpArena);
-      return (NSSCKFWObject *)NULL;
-    }
-
-    newLength = n;
-    for( i = 0; i < ulAttributeCount; i++ ) {
-      for( j = 0; j < n; j++ ) {
-        if( oldTypes[j] == pTemplate[i].type ) {
-          if( (CK_VOID_PTR)NULL == pTemplate[i].pValue ) {
-            /* Removing the attribute */
-            newLength--;
-          }
-          break;
-        }
-      }
-      if( j == n ) {
-        /* Not found */
-        newLength++;
-      }
-    }
-
-    newTemplate = nss_ZNEWARRAY(tmpArena, CK_ATTRIBUTE, newLength);
-    if( (CK_ATTRIBUTE_PTR)NULL == newTemplate ) {
-      NSSArena_Destroy(tmpArena);
-      *pError = CKR_HOST_MEMORY;
-      return (NSSCKFWObject *)NULL;
-    }
-
-    k = 0;
-    for( j = 0; j < n; j++ ) {
-      for( i = 0; i < ulAttributeCount; i++ ) {
-        if( oldTypes[j] == pTemplate[i].type ) {
-          if( (CK_VOID_PTR)NULL == pTemplate[i].pValue ) {
-            /* This attribute is being deleted */
-            ;
-          } else {
-            /* This attribute is being replaced */
-            newTemplate[k].type = pTemplate[i].type;
-            newTemplate[k].pValue = pTemplate[i].pValue;
-            newTemplate[k].ulValueLen = pTemplate[i].ulValueLen;
-            k++;
-          }
-          break;
-        }
-      }
-      if( i == ulAttributeCount ) {
-        /* This attribute is being copied over from the old object */
-        NSSItem item, *it;
-        item.size = 0;
-        item.data = (void *)NULL;
-        it = nssCKFWObject_GetAttribute(fwObject, oldTypes[j],
-          &item, tmpArena, pError);
-        if (!it) {
-          if( CKR_OK == *pError ) {
-            *pError = CKR_GENERAL_ERROR;
-          }
-          NSSArena_Destroy(tmpArena);
-          return (NSSCKFWObject *)NULL;
-        }
-        newTemplate[k].type = oldTypes[j];
-        newTemplate[k].pValue = it->data;
-        newTemplate[k].ulValueLen = it->size;
-        k++;
-      }
-    }
-    /* assert that k == newLength */
-
-    rv = nssCKFWSession_CreateObject(fwSession, newTemplate, newLength, pError);
-    if (!rv) {
-      if( CKR_OK == *pError ) {
-        *pError = CKR_GENERAL_ERROR;
-      }
-      NSSArena_Destroy(tmpArena);
-      return (NSSCKFWObject *)NULL;
-    }
-
-    NSSArena_Destroy(tmpArena);
-    return rv;
-  }
-}
-
-/*
- * nssCKFWSession_FindObjectsInit
- *
- */
-NSS_IMPLEMENT NSSCKFWFindObjects *
-nssCKFWSession_FindObjectsInit
-(
-  NSSCKFWSession *fwSession,
-  CK_ATTRIBUTE_PTR pTemplate,
-  CK_ULONG ulAttributeCount,
-  CK_RV *pError
-)
-{
-  NSSCKMDFindObjects *mdfo1 = (NSSCKMDFindObjects *)NULL;
-  NSSCKMDFindObjects *mdfo2 = (NSSCKMDFindObjects *)NULL;
-
-#ifdef NSSDEBUG
-  if (!pError) {
-    return (NSSCKFWFindObjects *)NULL;
-  }
-
-  *pError = nssCKFWSession_verifyPointer(fwSession);
-  if( CKR_OK != *pError ) {
-    return (NSSCKFWFindObjects *)NULL;
-  }
-
-  if( ((CK_ATTRIBUTE_PTR)NULL == pTemplate) && (ulAttributeCount != 0) ) {
-    *pError = CKR_ARGUMENTS_BAD;
-    return (NSSCKFWFindObjects *)NULL;
-  }
-
-  if (!fwSession->mdSession) {
-    *pError = CKR_GENERAL_ERROR;
-    return (NSSCKFWFindObjects *)NULL;
-  }
-#endif /* NSSDEBUG */
-
-  if( CK_TRUE != nssCKFWInstance_GetModuleHandlesSessionObjects(
-                   fwSession->fwInstance) ) {
-    CK_ULONG i;
-
-    /*
-     * Does the search criteria restrict us to token or session
-     * objects?
-     */
-
-    for( i = 0; i < ulAttributeCount; i++ ) {
-      if( CKA_TOKEN == pTemplate[i].type ) {
-        /* Yes, it does. */
-        CK_BBOOL isToken;
-        if( sizeof(CK_BBOOL) != pTemplate[i].ulValueLen ) {
-          *pError = CKR_ATTRIBUTE_VALUE_INVALID;
-          return (NSSCKFWFindObjects *)NULL;
-        }
-        (void)nsslibc_memcpy(&isToken, pTemplate[i].pValue, sizeof(CK_BBOOL));
-
-        if( CK_TRUE == isToken ) {
-          /* Pass it on to the module's search routine */
-          if (!fwSession->mdSession->FindObjectsInit) {
-            goto wrap;
-          }
-
-          mdfo1 = fwSession->mdSession->FindObjectsInit(fwSession->mdSession,
-                    fwSession, fwSession->mdToken, fwSession->fwToken,
-                    fwSession->mdInstance, fwSession->fwInstance, 
-                    pTemplate, ulAttributeCount, pError);
-        } else {
-          /* Do the search ourselves */
-          mdfo1 = nssCKMDFindSessionObjects_Create(fwSession->fwToken, 
-                    pTemplate, ulAttributeCount, pError);
-        }
-
-        if (!mdfo1) {
-          if( CKR_OK == *pError ) {
-            *pError = CKR_GENERAL_ERROR;
-          }
-          return (NSSCKFWFindObjects *)NULL;
-        }
-        
-        goto wrap;
-      }
-    }
-
-    if( i == ulAttributeCount ) {
-      /* No, it doesn't.  Do a hybrid search. */
-      mdfo1 = fwSession->mdSession->FindObjectsInit(fwSession->mdSession,
-                fwSession, fwSession->mdToken, fwSession->fwToken,
-                fwSession->mdInstance, fwSession->fwInstance, 
-                pTemplate, ulAttributeCount, pError);
-
-      if (!mdfo1) {
-        if( CKR_OK == *pError ) {
-          *pError = CKR_GENERAL_ERROR;
-        }
-        return (NSSCKFWFindObjects *)NULL;
-      }
-
-      mdfo2 = nssCKMDFindSessionObjects_Create(fwSession->fwToken,
-                pTemplate, ulAttributeCount, pError);
-      if (!mdfo2) {
-        if( CKR_OK == *pError ) {
-          *pError = CKR_GENERAL_ERROR;
-        }
-        if (mdfo1->Final) {
-          mdfo1->Final(mdfo1, (NSSCKFWFindObjects *)NULL, fwSession->mdSession,
-            fwSession, fwSession->mdToken, fwSession->fwToken, 
-            fwSession->mdInstance, fwSession->fwInstance);
-        }
-        return (NSSCKFWFindObjects *)NULL;
-      }
-
-      goto wrap;
-    }
-    /*NOTREACHED*/
-  } else {
-    /* Module handles all its own objects.  Pass on to module's search */
-    mdfo1 = fwSession->mdSession->FindObjectsInit(fwSession->mdSession,
-              fwSession, fwSession->mdToken, fwSession->fwToken,
-              fwSession->mdInstance, fwSession->fwInstance, 
-              pTemplate, ulAttributeCount, pError);
-
-    if (!mdfo1) {
-      if( CKR_OK == *pError ) {
-        *pError = CKR_GENERAL_ERROR;
-      }
-      return (NSSCKFWFindObjects *)NULL;
-    }
-
-    goto wrap;
-  }
-
- wrap:
-  return nssCKFWFindObjects_Create(fwSession, fwSession->fwToken,
-           fwSession->fwInstance, mdfo1, mdfo2, pError);
-}
-
-/*
- * nssCKFWSession_SeedRandom
- *
- */
-NSS_IMPLEMENT CK_RV
-nssCKFWSession_SeedRandom
-(
-  NSSCKFWSession *fwSession,
-  NSSItem *seed
-)
-{
-  CK_RV error = CKR_OK;
-
-#ifdef NSSDEBUG
-  error = nssCKFWSession_verifyPointer(fwSession);
-  if( CKR_OK != error ) {
-    return error;
-  }
-
-  if (!seed) {
-    return CKR_ARGUMENTS_BAD;
-  }
-
-  if (!seed->data) {
-    return CKR_ARGUMENTS_BAD;
-  }
-
-  if( 0 == seed->size ) {
-    return CKR_ARGUMENTS_BAD;
-  }
-
-  if (!fwSession->mdSession) {
-    return CKR_GENERAL_ERROR;
-  }
-#endif /* NSSDEBUG */
-
-  if (!fwSession->mdSession->SeedRandom) {
-    return CKR_RANDOM_SEED_NOT_SUPPORTED;
-  }
-
-  error = fwSession->mdSession->SeedRandom(fwSession->mdSession, fwSession,
-    fwSession->mdToken, fwSession->fwToken, fwSession->mdInstance,
-    fwSession->fwInstance, seed);
-
-  return error;
-}
-
-/*
- * nssCKFWSession_GetRandom
- *
- */
-NSS_IMPLEMENT CK_RV
-nssCKFWSession_GetRandom
-(
-  NSSCKFWSession *fwSession,
-  NSSItem *buffer
-)
-{
-  CK_RV error = CKR_OK;
-
-#ifdef NSSDEBUG
-  error = nssCKFWSession_verifyPointer(fwSession);
-  if( CKR_OK != error ) {
-    return error;
-  }
-
-  if (!buffer) {
-    return CKR_ARGUMENTS_BAD;
-  }
-
-  if (!buffer->data) {
-    return CKR_ARGUMENTS_BAD;
-  }
-
-  if (!fwSession->mdSession) {
-    return CKR_GENERAL_ERROR;
-  }
-#endif /* NSSDEBUG */
-
-  if (!fwSession->mdSession->GetRandom) {
-    if( CK_TRUE == nssCKFWToken_GetHasRNG(fwSession->fwToken) ) {
-      return CKR_GENERAL_ERROR;
-    } else {
-      return CKR_RANDOM_NO_RNG;
-    }
-  }
-
-  if( 0 == buffer->size ) {
-    return CKR_OK;
-  }
-
-  error = fwSession->mdSession->GetRandom(fwSession->mdSession, fwSession,
-    fwSession->mdToken, fwSession->fwToken, fwSession->mdInstance,
-    fwSession->fwInstance, buffer);
-
-  return error;
-}
-
-
-/*
- * nssCKFWSession_SetCurrentCryptoOperation
- */
-NSS_IMPLEMENT void
-nssCKFWSession_SetCurrentCryptoOperation
-(
-  NSSCKFWSession *fwSession,
-  NSSCKFWCryptoOperation * fwOperation,
-  NSSCKFWCryptoOperationState state
-)
-{
-#ifdef NSSDEBUG
-  CK_RV error = CKR_OK;
-  error = nssCKFWSession_verifyPointer(fwSession);
-  if( CKR_OK != error ) {
-    return;
-  }
-
-  if ( state >= NSSCKFWCryptoOperationState_Max) {
-    return;
-  }
-
-  if (!fwSession->mdSession) {
-    return;
-  }
-#endif /* NSSDEBUG */
-  fwSession->fwOperationArray[state] = fwOperation;
-  return;
-}
-
-/*
- * nssCKFWSession_GetCurrentCryptoOperation
- */
-NSS_IMPLEMENT NSSCKFWCryptoOperation *
-nssCKFWSession_GetCurrentCryptoOperation
-(
-  NSSCKFWSession *fwSession,
-  NSSCKFWCryptoOperationState state
-)
-{
-#ifdef NSSDEBUG
-  CK_RV error = CKR_OK;
-  error = nssCKFWSession_verifyPointer(fwSession);
-  if( CKR_OK != error ) {
-    return (NSSCKFWCryptoOperation *)NULL;
-  }
-
-  if ( state >= NSSCKFWCryptoOperationState_Max) {
-    return (NSSCKFWCryptoOperation *)NULL;
-  }
-
-  if (!fwSession->mdSession) {
-    return (NSSCKFWCryptoOperation *)NULL;
-  }
-#endif /* NSSDEBUG */
-  return fwSession->fwOperationArray[state];
-}
-
-/*
- * nssCKFWSession_Final
- */
-NSS_IMPLEMENT CK_RV
-nssCKFWSession_Final
-(
-  NSSCKFWSession *fwSession,
-  NSSCKFWCryptoOperationType type,
-  NSSCKFWCryptoOperationState state,
-  CK_BYTE_PTR  outBuf,
-  CK_ULONG_PTR outBufLen
-)
-{
-  NSSCKFWCryptoOperation *fwOperation;
-  NSSItem outputBuffer;
-  CK_RV error = CKR_OK;
-
-#ifdef NSSDEBUG
-  error = nssCKFWSession_verifyPointer(fwSession);
-  if( CKR_OK != error ) {
-    return error;
-  }
-
-  if (!fwSession->mdSession) {
-    return CKR_GENERAL_ERROR;
-  }
-#endif /* NSSDEBUG */
-
-  /* make sure we have a valid operation initialized */
-  fwOperation = nssCKFWSession_GetCurrentCryptoOperation(fwSession, state);
-  if (!fwOperation) {
-    return CKR_OPERATION_NOT_INITIALIZED;
-  }
-
-  /* make sure it's the correct type */
-  if (type != nssCKFWCryptoOperation_GetType(fwOperation)) {
-    return CKR_OPERATION_NOT_INITIALIZED;
-  }
-
-  /* handle buffer issues, note for Verify, the type is an input buffer. */
-  if (NSSCKFWCryptoOperationType_Verify == type) {
-    if ((CK_BYTE_PTR)NULL == outBuf) {
-      error = CKR_ARGUMENTS_BAD;
-      goto done;
-    }
-  } else {
-    CK_ULONG len = nssCKFWCryptoOperation_GetFinalLength(fwOperation, &error);
-    CK_ULONG maxBufLen = *outBufLen;
-
-    if (CKR_OK != error) {
-       goto done;
-    }
-    *outBufLen = len;
-    if ((CK_BYTE_PTR)NULL == outBuf) {
-      return CKR_OK;
-    }
-
-    if (len > maxBufLen) {
-      return CKR_BUFFER_TOO_SMALL;
-    }
-  }
-  outputBuffer.data = outBuf;
-  outputBuffer.size = *outBufLen;
-
-  error = nssCKFWCryptoOperation_Final(fwOperation, &outputBuffer);
-done:
-  if (CKR_BUFFER_TOO_SMALL == error) {
-    return error;
-  }
-  /* clean up our state */
-  nssCKFWCryptoOperation_Destroy(fwOperation);
-  nssCKFWSession_SetCurrentCryptoOperation(fwSession, NULL, state);
-  return error;
-}
-
-/*
- * nssCKFWSession_Update
- */
-NSS_IMPLEMENT CK_RV
-nssCKFWSession_Update
-(
-  NSSCKFWSession *fwSession,
-  NSSCKFWCryptoOperationType type,
-  NSSCKFWCryptoOperationState state,
-  CK_BYTE_PTR  inBuf,
-  CK_ULONG     inBufLen,
-  CK_BYTE_PTR  outBuf,
-  CK_ULONG_PTR outBufLen
-)
-{
-  NSSCKFWCryptoOperation *fwOperation;
-  NSSItem inputBuffer;
-  NSSItem outputBuffer;
-  CK_ULONG len;
-  CK_ULONG maxBufLen;
-  CK_RV error = CKR_OK;
-
-#ifdef NSSDEBUG
-  error = nssCKFWSession_verifyPointer(fwSession);
-  if( CKR_OK != error ) {
-    return error;
-  }
-
-  if (!fwSession->mdSession) {
-    return CKR_GENERAL_ERROR;
-  }
-#endif /* NSSDEBUG */
-
-  /* make sure we have a valid operation initialized */
-  fwOperation = nssCKFWSession_GetCurrentCryptoOperation(fwSession, state);
-  if (!fwOperation) {
-    return CKR_OPERATION_NOT_INITIALIZED;
-  }
-
-  /* make sure it's the correct type */
-  if (type != nssCKFWCryptoOperation_GetType(fwOperation)) {
-    return CKR_OPERATION_NOT_INITIALIZED;
-  }
-
-  inputBuffer.data = inBuf;
-  inputBuffer.size = inBufLen;
-
-  /* handle buffer issues, note for Verify, the type is an input buffer. */
-  len = nssCKFWCryptoOperation_GetOperationLength(fwOperation, &inputBuffer, 
-                                                  &error);
-  if (CKR_OK != error) {
-    return error;
-  }
-  maxBufLen = *outBufLen;
-
-  *outBufLen = len;
-  if ((CK_BYTE_PTR)NULL == outBuf) {
-    return CKR_OK;
-  }
-
-  if (len > maxBufLen) {
-    return CKR_BUFFER_TOO_SMALL;
-  }
-  outputBuffer.data = outBuf;
-  outputBuffer.size = *outBufLen;
-
-  return nssCKFWCryptoOperation_Update(fwOperation,
-                                       &inputBuffer, &outputBuffer);
-}
-
-/*
- * nssCKFWSession_DigestUpdate
- */
-NSS_IMPLEMENT CK_RV
-nssCKFWSession_DigestUpdate
-(
-  NSSCKFWSession *fwSession,
-  NSSCKFWCryptoOperationType type,
-  NSSCKFWCryptoOperationState state,
-  CK_BYTE_PTR  inBuf,
-  CK_ULONG     inBufLen
-)
-{
-  NSSCKFWCryptoOperation *fwOperation;
-  NSSItem inputBuffer;
-  CK_RV error = CKR_OK;
-
-#ifdef NSSDEBUG
-  error = nssCKFWSession_verifyPointer(fwSession);
-  if( CKR_OK != error ) {
-    return error;
-  }
-
-  if (!fwSession->mdSession) {
-    return CKR_GENERAL_ERROR;
-  }
-#endif /* NSSDEBUG */
-
-  /* make sure we have a valid operation initialized */
-  fwOperation = nssCKFWSession_GetCurrentCryptoOperation(fwSession, state);
-  if (!fwOperation) {
-    return CKR_OPERATION_NOT_INITIALIZED;
-  }
-
-  /* make sure it's the correct type */
-  if (type != nssCKFWCryptoOperation_GetType(fwOperation)) {
-    return CKR_OPERATION_NOT_INITIALIZED;
-  }
-
-  inputBuffer.data = inBuf;
-  inputBuffer.size = inBufLen;
-
-
-  error = nssCKFWCryptoOperation_DigestUpdate(fwOperation, &inputBuffer);
-  return error;
-}
-
-/*
- * nssCKFWSession_DigestUpdate
- */
-NSS_IMPLEMENT CK_RV
-nssCKFWSession_DigestKey
-(
-  NSSCKFWSession *fwSession,
-  NSSCKFWObject *fwKey
-)
-{
-  NSSCKFWCryptoOperation *fwOperation;
-  NSSItem *inputBuffer;
-  CK_RV error = CKR_OK;
-
-#ifdef NSSDEBUG
-  error = nssCKFWSession_verifyPointer(fwSession);
-  if( CKR_OK != error ) {
-    return error;
-  }
-
-  if (!fwSession->mdSession) {
-    return CKR_GENERAL_ERROR;
-  }
-#endif /* NSSDEBUG */
-
-  /* make sure we have a valid operation initialized */
-  fwOperation = nssCKFWSession_GetCurrentCryptoOperation(fwSession, 
-                                 NSSCKFWCryptoOperationState_Digest);
-  if (!fwOperation) {
-    return CKR_OPERATION_NOT_INITIALIZED;
-  }
-
-  /* make sure it's the correct type */
-  if (NSSCKFWCryptoOperationType_Digest != 
-      nssCKFWCryptoOperation_GetType(fwOperation)) {
-    return CKR_OPERATION_NOT_INITIALIZED;
-  }
-
-  error = nssCKFWCryptoOperation_DigestKey(fwOperation, fwKey);
-  if (CKR_FUNCTION_FAILED != error) {
-    return error;
-  }
-
-  /* no machine depended way for this to happen, do it by hand */
-  inputBuffer=nssCKFWObject_GetAttribute(fwKey, CKA_VALUE, NULL, NULL, &error);
-  if (!inputBuffer) {
-    /* couldn't get the value, just fail then */
-    return error;
-  }
-  error = nssCKFWCryptoOperation_DigestUpdate(fwOperation, inputBuffer);
-  nssItem_Destroy(inputBuffer);
-  return error;
-}
-
-/*
- * nssCKFWSession_UpdateFinal
- */
-NSS_IMPLEMENT CK_RV
-nssCKFWSession_UpdateFinal
-(
-  NSSCKFWSession *fwSession,
-  NSSCKFWCryptoOperationType type,
-  NSSCKFWCryptoOperationState state,
-  CK_BYTE_PTR  inBuf,
-  CK_ULONG     inBufLen,
-  CK_BYTE_PTR  outBuf,
-  CK_ULONG_PTR outBufLen
-)
-{
-  NSSCKFWCryptoOperation *fwOperation;
-  NSSItem inputBuffer;
-  NSSItem outputBuffer;
-  PRBool isEncryptDecrypt;
-  CK_RV error = CKR_OK;
-
-#ifdef NSSDEBUG
-  error = nssCKFWSession_verifyPointer(fwSession);
-  if( CKR_OK != error ) {
-    return error;
-  }
-
-  if (!fwSession->mdSession) {
-    return CKR_GENERAL_ERROR;
-  }
-#endif /* NSSDEBUG */
-
-  /* make sure we have a valid operation initialized */
-  fwOperation = nssCKFWSession_GetCurrentCryptoOperation(fwSession, state);
-  if (!fwOperation) {
-    return CKR_OPERATION_NOT_INITIALIZED;
-  }
-
-  /* make sure it's the correct type */
-  if (type != nssCKFWCryptoOperation_GetType(fwOperation)) {
-    return CKR_OPERATION_NOT_INITIALIZED;
-  }
-
-  inputBuffer.data = inBuf;
-  inputBuffer.size = inBufLen;
-  isEncryptDecrypt = (PRBool) ((NSSCKFWCryptoOperationType_Encrypt == type) || 
-                               (NSSCKFWCryptoOperationType_Decrypt == type)) ;
-
-  /* handle buffer issues, note for Verify, the type is an input buffer. */
-  if (NSSCKFWCryptoOperationType_Verify == type) {
-    if ((CK_BYTE_PTR)NULL == outBuf) {
-      error = CKR_ARGUMENTS_BAD;
-      goto done;
-    }
-  } else {
-    CK_ULONG maxBufLen = *outBufLen;
-    CK_ULONG len;
-
-    len = (isEncryptDecrypt) ?
-      nssCKFWCryptoOperation_GetOperationLength(fwOperation, 
-                                                &inputBuffer, &error) :
-      nssCKFWCryptoOperation_GetFinalLength(fwOperation, &error);
-
-    if (CKR_OK != error) {
-      goto done;
-    }
-
-    *outBufLen = len;
-    if ((CK_BYTE_PTR)NULL == outBuf) {
-      return CKR_OK;
-    }
-
-    if (len > maxBufLen) {
-      return CKR_BUFFER_TOO_SMALL;
-    }
-  }
-  outputBuffer.data = outBuf;
-  outputBuffer.size = *outBufLen;
-
-  error = nssCKFWCryptoOperation_UpdateFinal(fwOperation, 
-                                             &inputBuffer, &outputBuffer);
-
-  /* UpdateFinal isn't support, manually use Update and Final */
-  if (CKR_FUNCTION_FAILED == error) {
-    error = isEncryptDecrypt ? 
-      nssCKFWCryptoOperation_Update(fwOperation, &inputBuffer, &outputBuffer) :
-      nssCKFWCryptoOperation_DigestUpdate(fwOperation, &inputBuffer);
-
-    if (CKR_OK == error) {
-      error = nssCKFWCryptoOperation_Final(fwOperation, &outputBuffer);
-    }
-  }
-
-
-done:
-  if (CKR_BUFFER_TOO_SMALL == error) {
-    /* if we return CKR_BUFFER_TOO_SMALL, we the caller is not expecting.
-     * the crypto state to be freed */
-    return error;
-  }
-
-  /* clean up our state */
-  nssCKFWCryptoOperation_Destroy(fwOperation);
-  nssCKFWSession_SetCurrentCryptoOperation(fwSession, NULL, state);
-  return error;
-}
-
-NSS_IMPLEMENT CK_RV
-nssCKFWSession_UpdateCombo
-(
-  NSSCKFWSession *fwSession,
-  NSSCKFWCryptoOperationType encryptType,
-  NSSCKFWCryptoOperationType digestType,
-  NSSCKFWCryptoOperationState digestState,
-  CK_BYTE_PTR  inBuf,
-  CK_ULONG     inBufLen,
-  CK_BYTE_PTR  outBuf,
-  CK_ULONG_PTR outBufLen
-)
-{
-  NSSCKFWCryptoOperation *fwOperation;
-  NSSCKFWCryptoOperation *fwPeerOperation;
-  NSSItem inputBuffer;
-  NSSItem outputBuffer;
-  CK_ULONG maxBufLen = *outBufLen;
-  CK_ULONG len;
-  CK_RV error = CKR_OK;
-
-#ifdef NSSDEBUG
-  error = nssCKFWSession_verifyPointer(fwSession);
-  if( CKR_OK != error ) {
-    return error;
-  }
-
-  if (!fwSession->mdSession) {
-    return CKR_GENERAL_ERROR;
-  }
-#endif /* NSSDEBUG */
-
-  /* make sure we have a valid operation initialized */
-  fwOperation = nssCKFWSession_GetCurrentCryptoOperation(fwSession, 
-                NSSCKFWCryptoOperationState_EncryptDecrypt);
-  if (!fwOperation) {
-    return CKR_OPERATION_NOT_INITIALIZED;
-  }
-
-  /* make sure it's the correct type */
-  if (encryptType != nssCKFWCryptoOperation_GetType(fwOperation)) {
-    return CKR_OPERATION_NOT_INITIALIZED;
-  }
-  /* make sure we have a valid operation initialized */
-  fwPeerOperation = nssCKFWSession_GetCurrentCryptoOperation(fwSession, 
-                  digestState);
-  if (!fwPeerOperation) {
-    return CKR_OPERATION_NOT_INITIALIZED;
-  }
-
-  /* make sure it's the correct type */
-  if (digestType != nssCKFWCryptoOperation_GetType(fwOperation)) {
-    return CKR_OPERATION_NOT_INITIALIZED;
-  }
-
-  inputBuffer.data = inBuf;
-  inputBuffer.size = inBufLen;
-  len = nssCKFWCryptoOperation_GetOperationLength(fwOperation, 
-                                                &inputBuffer, &error);
-  if (CKR_OK != error) {
-    return error;
-  }
-
-  *outBufLen = len;
-  if ((CK_BYTE_PTR)NULL == outBuf) {
-    return CKR_OK;
-  }
-
-  if (len > maxBufLen) {
-    return CKR_BUFFER_TOO_SMALL;
-  }
-
-  outputBuffer.data = outBuf;
-  outputBuffer.size = *outBufLen;
-
-  error = nssCKFWCryptoOperation_UpdateCombo(fwOperation, fwPeerOperation,
-                                             &inputBuffer, &outputBuffer);
-  if (CKR_FUNCTION_FAILED == error) {
-    PRBool isEncrypt = 
-           (PRBool) (NSSCKFWCryptoOperationType_Encrypt == encryptType);
-
-    if (isEncrypt) {
-      error = nssCKFWCryptoOperation_DigestUpdate(fwPeerOperation, 
-                                                  &inputBuffer);
-      if (CKR_OK != error) {
-        return error;
-      }
-    }
-    error = nssCKFWCryptoOperation_Update(fwOperation, 
-                                          &inputBuffer, &outputBuffer);
-    if (CKR_OK != error) {
-      return error;
-    }
-    if (!isEncrypt) {
-      error = nssCKFWCryptoOperation_DigestUpdate(fwPeerOperation,
-                                                  &outputBuffer);
-    }
-  }
-  return error;
-}
-
-
-/*
- * NSSCKFWSession_GetMDSession
- *
- */
-
-NSS_IMPLEMENT NSSCKMDSession *
-NSSCKFWSession_GetMDSession
-(
-  NSSCKFWSession *fwSession
-)
-{
-#ifdef DEBUG
-  if( CKR_OK != nssCKFWSession_verifyPointer(fwSession) ) {
-    return (NSSCKMDSession *)NULL;
-  }
-#endif /* DEBUG */
-
-  return nssCKFWSession_GetMDSession(fwSession);
-}
-
-/*
- * NSSCKFWSession_GetArena
- *
- */
-
-NSS_IMPLEMENT NSSArena *
-NSSCKFWSession_GetArena
-(
-  NSSCKFWSession *fwSession,
-  CK_RV *pError
-)
-{
-#ifdef DEBUG
-  if (!pError) {
-    return (NSSArena *)NULL;
-  }
-
-  *pError = nssCKFWSession_verifyPointer(fwSession);
-  if( CKR_OK != *pError ) {
-    return (NSSArena *)NULL;
-  }
-#endif /* DEBUG */
-
-  return nssCKFWSession_GetArena(fwSession, pError);
-}
-
-/*
- * NSSCKFWSession_CallNotification
- *
- */
-
-NSS_IMPLEMENT CK_RV
-NSSCKFWSession_CallNotification
-(
-  NSSCKFWSession *fwSession,
-  CK_NOTIFICATION event
-)
-{
-#ifdef DEBUG
-  CK_RV error = CKR_OK;
-
-  error = nssCKFWSession_verifyPointer(fwSession);
-  if( CKR_OK != error ) {
-    return error;
-  }
-#endif /* DEBUG */
-
-  return nssCKFWSession_CallNotification(fwSession, event);
-}
-
-/*
- * NSSCKFWSession_IsRWSession
- *
- */
-
-NSS_IMPLEMENT CK_BBOOL
-NSSCKFWSession_IsRWSession
-(
-  NSSCKFWSession *fwSession
-)
-{
-#ifdef DEBUG
-  if( CKR_OK != nssCKFWSession_verifyPointer(fwSession) ) {
-    return CK_FALSE;
-  }
-#endif /* DEBUG */
-
-  return nssCKFWSession_IsRWSession(fwSession);
-}
-
-/*
- * NSSCKFWSession_IsSO
- *
- */
-
-NSS_IMPLEMENT CK_BBOOL
-NSSCKFWSession_IsSO
-(
-  NSSCKFWSession *fwSession
-)
-{
-#ifdef DEBUG
-  if( CKR_OK != nssCKFWSession_verifyPointer(fwSession) ) {
-    return CK_FALSE;
-  }
-#endif /* DEBUG */
-
-  return nssCKFWSession_IsSO(fwSession);
-}
-
-NSS_IMPLEMENT NSSCKFWCryptoOperation *
-NSSCKFWSession_GetCurrentCryptoOperation
-(
-  NSSCKFWSession *fwSession,
-  NSSCKFWCryptoOperationState state
-)
-{
-#ifdef DEBUG
-  CK_RV error = CKR_OK;
-  error = nssCKFWSession_verifyPointer(fwSession);
-  if( CKR_OK != error ) {
-    return (NSSCKFWCryptoOperation *)NULL;
-  }
-
-  if ( state >= NSSCKFWCryptoOperationState_Max) {
-    return (NSSCKFWCryptoOperation *)NULL;
-  }
-#endif /* DEBUG */
-  return nssCKFWSession_GetCurrentCryptoOperation(fwSession, state);
-}