The Tor Browser: security/nss/lib/ckfw/dbm/token.c@6474c204b198 (annotated)

security/nss/lib/ckfw/dbm/token.c@6474c204b198 (annotated)

security/nss/lib/ckfw/dbm/token.c

Wed, 31 Dec 2014 06:09:35 +0100

author: Michael Schloh von Bennewitz <michael@schloh.com>
date: Wed, 31 Dec 2014 06:09:35 +0100
changeset 0: 6474c204b198
permissions: -rw-r--r--

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

 /* 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/. */
 #include "ckdbm.h"
 static CK_RV
 nss_dbm_mdToken_Setup
 (
   NSSCKMDToken *mdToken,
   NSSCKFWToken *fwToken,
   NSSCKMDInstance *mdInstance,
   NSSCKFWInstance *fwInstance
 )
 {
   nss_dbm_token_t *token = (nss_dbm_token_t *)mdToken->etc;
   CK_RV rv = CKR_OK;
   token->arena = NSSCKFWToken_GetArena(fwToken, &rv);
   token->session_db = nss_dbm_db_open(token->arena, fwInstance, (char *)NULL,
                                       O_RDWR|O_CREAT, &rv);
   if( (nss_dbm_db_t *)NULL == token->session_db ) {
     return rv;
   }
   /* Add a label record if there isn't one? */
   return CKR_OK;
 }
 static void
 nss_dbm_mdToken_Invalidate
 (
   NSSCKMDToken *mdToken,
   NSSCKFWToken *fwToken,
   NSSCKMDInstance *mdInstance,
   NSSCKFWInstance *fwInstance
 )
 {
   nss_dbm_token_t *token = (nss_dbm_token_t *)mdToken->etc;
   if( (nss_dbm_db_t *)NULL != token->session_db ) {
     nss_dbm_db_close(token->session_db);
     token->session_db = (nss_dbm_db_t *)NULL;
   }
 }
 static CK_RV
 nss_dbm_mdToken_InitToken
 (
   NSSCKMDToken *mdToken,
   NSSCKFWToken *fwToken,
   NSSCKMDInstance *mdInstance,
   NSSCKFWInstance *fwInstance,
   NSSItem *pin,
   NSSUTF8 *label
 )
 {
   nss_dbm_token_t *token = (nss_dbm_token_t *)mdToken->etc;
   nss_dbm_instance_t *instance = (nss_dbm_instance_t *)mdInstance->etc;
   CK_RV rv;
   /* Wipe the session object data */
   if( (nss_dbm_db_t *)NULL != token->session_db ) {
     nss_dbm_db_close(token->session_db);
   }
   token->session_db = nss_dbm_db_open(token->arena, fwInstance, (char *)NULL,
                                       O_RDWR|O_CREAT, &rv);
   if( (nss_dbm_db_t *)NULL == token->session_db ) {
     return rv;
   }
   /* Wipe the token object data */
   if( token->slot->flags & O_RDWR ) {
     if( (nss_dbm_db_t *)NULL != token->slot->token_db ) {
       nss_dbm_db_close(token->slot->token_db);
     }
     token->slot->token_db = nss_dbm_db_open(instance->arena, fwInstance,
                                             token->slot->filename,
                                             token->slot->flags | O_CREAT | O_TRUNC,
                                             &rv);
     if( (nss_dbm_db_t *)NULL == token->slot->token_db ) {
       return rv;
     }
     /* PIN is irrelevant */
     rv = nss_dbm_db_set_label(token->slot->token_db, label);
     if( CKR_OK != rv ) {
       return rv;
     }
   }
   return CKR_OK;
 }
 static NSSUTF8 *
 nss_dbm_mdToken_GetLabel
 (
   NSSCKMDToken *mdToken,
   NSSCKFWToken *fwToken,
   NSSCKMDInstance *mdInstance,
   NSSCKFWInstance *fwInstance,
   CK_RV *pError
 )
 {
   nss_dbm_token_t *token = (nss_dbm_token_t *)mdToken->etc;
   if( (NSSUTF8 *)NULL == token->label ) {
     token->label = nss_dbm_db_get_label(token->slot->token_db, token->arena, pError);
   }
   /* If no label has been set, return *something* */
   if( (NSSUTF8 *)NULL == token->label ) {
     return token->slot->filename;
   }
   return token->label;
 }
 static NSSUTF8 *
 nss_dbm_mdToken_GetManufacturerID
 (
   NSSCKMDToken *mdToken,
   NSSCKFWToken *fwToken,
   NSSCKMDInstance *mdInstance,
   NSSCKFWInstance *fwInstance,
   CK_RV *pError
 )
 {
   return "mozilla.org NSS";
 }
 static NSSUTF8 *
 nss_dbm_mdToken_GetModel
 (
   NSSCKMDToken *mdToken,
   NSSCKFWToken *fwToken,
   NSSCKMDInstance *mdInstance,
   NSSCKFWInstance *fwInstance,
   CK_RV *pError
 )
 {
   return "dbm";
 }
 /* GetSerialNumber is irrelevant */
 /* GetHasRNG defaults to CK_FALSE */
 static CK_BBOOL
 nss_dbm_mdToken_GetIsWriteProtected
 (
   NSSCKMDToken *mdToken,
   NSSCKFWToken *fwToken,
   NSSCKMDInstance *mdInstance,
   NSSCKFWInstance *fwInstance
 )
 {
   nss_dbm_token_t *token = (nss_dbm_token_t *)mdToken->etc;
   if( token->slot->flags & O_RDWR ) {
     return CK_FALSE;
   } else {
     return CK_TRUE;
   }
 }
 /* GetLoginRequired defaults to CK_FALSE */
 /* GetUserPinInitialized defaults to CK_FALSE */
 /* GetRestoreKeyNotNeeded is irrelevant */
 /* GetHasClockOnToken defaults to CK_FALSE */
 /* GetHasProtectedAuthenticationPath defaults to CK_FALSE */
 /* GetSupportsDualCryptoOperations is irrelevant */
 static CK_ULONG
 nss_dbm_mdToken_effectively_infinite
 (
   NSSCKMDToken *mdToken,
   NSSCKFWToken *fwToken,
   NSSCKMDInstance *mdInstance,
   NSSCKFWInstance *fwInstance
 )
 {
   return CK_EFFECTIVELY_INFINITE;
 }
 static CK_VERSION
 nss_dbm_mdToken_GetHardwareVersion
 (
   NSSCKMDToken *mdToken,
   NSSCKFWToken *fwToken,
   NSSCKMDInstance *mdInstance,
   NSSCKFWInstance *fwInstance
 )
 {
   nss_dbm_token_t *token = (nss_dbm_token_t *)mdToken->etc;
   return nss_dbm_db_get_format_version(token->slot->token_db);
 }
 /* GetFirmwareVersion is irrelevant */
 /* GetUTCTime is irrelevant */
 static NSSCKMDSession *
 nss_dbm_mdToken_OpenSession
 (
   NSSCKMDToken *mdToken,
   NSSCKFWToken *fwToken,
   NSSCKMDInstance *mdInstance,
   NSSCKFWInstance *fwInstance,
   NSSCKFWSession *fwSession,
   CK_BBOOL rw,
   CK_RV *pError
 )
 {
   nss_dbm_token_t *token = (nss_dbm_token_t *)mdToken->etc;
   return nss_dbm_mdSession_factory(token, fwSession, fwInstance, rw, pError);
 }
 /* GetMechanismCount defaults to zero */
 /* GetMechanismTypes is irrelevant */
 /* GetMechanism is irrelevant */
 NSS_IMPLEMENT NSSCKMDToken *
 nss_dbm_mdToken_factory
 (
   nss_dbm_slot_t *slot,
   CK_RV *pError
 )
 {
   nss_dbm_token_t *token;
   NSSCKMDToken *rv;
   token = nss_ZNEW(slot->instance->arena, nss_dbm_token_t);
   if( (nss_dbm_token_t *)NULL == token ) {
     *pError = CKR_HOST_MEMORY;
     return (NSSCKMDToken *)NULL;
   }
   rv = nss_ZNEW(slot->instance->arena, NSSCKMDToken);
   if( (NSSCKMDToken *)NULL == rv ) {
     *pError = CKR_HOST_MEMORY;
     return (NSSCKMDToken *)NULL;
   }
   token->slot = slot;
   rv->etc = (void *)token;
   rv->Setup = nss_dbm_mdToken_Setup;
   rv->Invalidate = nss_dbm_mdToken_Invalidate;
   rv->InitToken = nss_dbm_mdToken_InitToken;
   rv->GetLabel = nss_dbm_mdToken_GetLabel;
   rv->GetManufacturerID = nss_dbm_mdToken_GetManufacturerID;
   rv->GetModel = nss_dbm_mdToken_GetModel;
   /*  GetSerialNumber is irrelevant */
   /*  GetHasRNG defaults to CK_FALSE */
   rv->GetIsWriteProtected = nss_dbm_mdToken_GetIsWriteProtected;
   /*  GetLoginRequired defaults to CK_FALSE */
   /*  GetUserPinInitialized defaults to CK_FALSE */
   /*  GetRestoreKeyNotNeeded is irrelevant */
   /*  GetHasClockOnToken defaults to CK_FALSE */
   /*  GetHasProtectedAuthenticationPath defaults to CK_FALSE */
   /*  GetSupportsDualCryptoOperations is irrelevant */
   rv->GetMaxSessionCount = nss_dbm_mdToken_effectively_infinite;
   rv->GetMaxRwSessionCount = nss_dbm_mdToken_effectively_infinite;
   /*  GetMaxPinLen is irrelevant */
   /*  GetMinPinLen is irrelevant */
   /*  GetTotalPublicMemory defaults to CK_UNAVAILABLE_INFORMATION */
   /*  GetFreePublicMemory defaults to CK_UNAVAILABLE_INFORMATION */
   /*  GetTotalPrivateMemory defaults to CK_UNAVAILABLE_INFORMATION */
   /*  GetFreePrivateMemory defaults to CK_UNAVAILABLE_INFORMATION */
   rv->GetHardwareVersion = nss_dbm_mdToken_GetHardwareVersion;
   /*  GetFirmwareVersion is irrelevant */
   /*  GetUTCTime is irrelevant */
   rv->OpenSession = nss_dbm_mdToken_OpenSession;
   rv->null = NULL;
   return rv;
 }

The Tor Browser / annotate

security/nss/lib/ckfw/dbm/token.c@6474c204b198 (annotated)

security/nss/lib/ckfw/dbm/token.c