mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
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0ccf958b45
== NSS portion == r=rrelyea/wtc for upgrading mozilla-central to cvs tag NSS_3_12_6_BETA1 == This includes reapplying the (merged) patch from bug 519550 on top of NSS. == PSM portion == Includes the patch to disable TLS compression, r=kaie == Include the patch to disable zlib test programs, which don't work on maemo, r=kaie
631 lines
18 KiB
C
631 lines
18 KiB
C
/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is the Netscape security libraries.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1994-2000
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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/*
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* The following handles the loading, unloading and management of
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* various PCKS #11 modules
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*/
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#define FORCE_PR_LOG 1
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#include "seccomon.h"
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#include "pkcs11.h"
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#include "secmod.h"
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#include "prlink.h"
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#include "pk11func.h"
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#include "secmodi.h"
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#include "secmodti.h"
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#include "nssilock.h"
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#include "secerr.h"
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#include "prenv.h"
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#define DEBUG_MODULE 1
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#ifdef DEBUG_MODULE
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static char *modToDBG = NULL;
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#include "debug_module.c"
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#endif
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/* build the PKCS #11 2.01 lock files */
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CK_RV PR_CALLBACK secmodCreateMutext(CK_VOID_PTR_PTR pmutex) {
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*pmutex = (CK_VOID_PTR) PZ_NewLock(nssILockOther);
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if ( *pmutex ) return CKR_OK;
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return CKR_HOST_MEMORY;
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}
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CK_RV PR_CALLBACK secmodDestroyMutext(CK_VOID_PTR mutext) {
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PZ_DestroyLock((PZLock *)mutext);
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return CKR_OK;
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}
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CK_RV PR_CALLBACK secmodLockMutext(CK_VOID_PTR mutext) {
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PZ_Lock((PZLock *)mutext);
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return CKR_OK;
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}
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CK_RV PR_CALLBACK secmodUnlockMutext(CK_VOID_PTR mutext) {
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PZ_Unlock((PZLock *)mutext);
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return CKR_OK;
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}
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static SECMODModuleID nextModuleID = 1;
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static const CK_C_INITIALIZE_ARGS secmodLockFunctions = {
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secmodCreateMutext, secmodDestroyMutext, secmodLockMutext,
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secmodUnlockMutext, CKF_LIBRARY_CANT_CREATE_OS_THREADS|
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CKF_OS_LOCKING_OK
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,NULL
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};
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static PRBool loadSingleThreadedModules = PR_TRUE;
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static PRBool enforceAlreadyInitializedError = PR_TRUE;
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static PRBool finalizeModules = PR_TRUE;
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/* set global options for NSS PKCS#11 module loader */
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SECStatus pk11_setGlobalOptions(PRBool noSingleThreadedModules,
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PRBool allowAlreadyInitializedModules,
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PRBool dontFinalizeModules)
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{
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if (noSingleThreadedModules) {
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loadSingleThreadedModules = PR_FALSE;
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} else {
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loadSingleThreadedModules = PR_TRUE;
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}
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if (allowAlreadyInitializedModules) {
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enforceAlreadyInitializedError = PR_FALSE;
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} else {
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enforceAlreadyInitializedError = PR_TRUE;
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}
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if (dontFinalizeModules) {
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finalizeModules = PR_FALSE;
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} else {
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finalizeModules = PR_TRUE;
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}
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return SECSuccess;
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}
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PRBool pk11_getFinalizeModulesOption(void)
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{
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return finalizeModules;
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}
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/*
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* Allow specification loading the same module more than once at init time.
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* This enables 2 things.
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*
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* 1) we can load additional databases by manipulating secmod.db/pkcs11.txt.
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* 2) we can handle the case where some library has already initialized NSS
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* before the main application.
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*
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* oldModule is the module we have already initialized.
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* char *modulespec is the full module spec for the library we want to
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* initialize.
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*/
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static SECStatus
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secmod_handleReload(SECMODModule *oldModule, SECMODModule *newModule)
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{
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PK11SlotInfo *slot;
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char *modulespec;
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char *newModuleSpec;
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char **children;
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CK_SLOT_ID *ids;
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SECStatus rv;
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SECMODConfigList *conflist;
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int count = 0;
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/* first look for tokens= key words from the module spec */
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modulespec = newModule->libraryParams;
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newModuleSpec = secmod_ParseModuleSpecForTokens(PR_TRUE,
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newModule->isFIPS, modulespec, &children, &ids);
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if (!newModuleSpec) {
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return SECFailure;
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}
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/*
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* We are now trying to open a new slot on an already loaded module.
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* If that slot represents a cert/key database, we don't want to open
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* multiple copies of that same database. Unfortunately we understand
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* the softoken flags well enough to be able to do this, so we can only get
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* the list of already loaded databases if we are trying to open another
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* internal module.
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*/
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if (oldModule->internal) {
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conflist = secmod_GetConfigList(oldModule->isFIPS,
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oldModule->libraryParams, &count);
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}
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/* don't open multiple of the same db */
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if (conflist && secmod_MatchConfigList(newModuleSpec, conflist, count)) {
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rv = SECSuccess;
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goto loser;
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}
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slot = SECMOD_OpenNewSlot(oldModule, newModuleSpec);
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if (slot) {
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int newID;
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char **thisChild;
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CK_SLOT_ID *thisID;
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char *oldModuleSpec;
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if (secmod_IsInternalKeySlot(newModule)) {
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pk11_SetInternalKeySlot(slot);
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}
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newID = slot->slotID;
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PK11_FreeSlot(slot);
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for (thisChild=children, thisID=ids; thisChild && *thisChild;
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thisChild++,thisID++) {
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if (conflist &&
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secmod_MatchConfigList(*thisChild, conflist, count)) {
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*thisID = (CK_SLOT_ID) -1;
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continue;
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}
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slot = SECMOD_OpenNewSlot(oldModule, *thisChild);
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if (slot) {
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*thisID = slot->slotID;
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PK11_FreeSlot(slot);
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} else {
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*thisID = (CK_SLOT_ID) -1;
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}
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}
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/* update the old module initialization string in case we need to
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* shutdown and reinit the whole mess (this is rare, but can happen
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* when trying to stop smart card insertion/removal threads)... */
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oldModuleSpec = secmod_MkAppendTokensList(oldModule->arena,
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oldModule->libraryParams, newModuleSpec, newID,
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children, ids);
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if (oldModuleSpec) {
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oldModule->libraryParams = oldModuleSpec;
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}
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rv = SECSuccess;
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}
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loser:
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secmod_FreeChildren(children, ids);
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PORT_Free(newModuleSpec);
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if (conflist) {
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secmod_FreeConfigList(conflist, count);
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}
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return rv;
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}
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/*
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* collect the steps we need to initialize a module in a single function
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*/
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SECStatus
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secmod_ModuleInit(SECMODModule *mod, SECMODModule **reload,
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PRBool* alreadyLoaded)
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{
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CK_C_INITIALIZE_ARGS moduleArgs;
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CK_VOID_PTR pInitArgs;
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CK_RV crv;
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if (reload) {
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*reload = NULL;
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}
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if (!mod || !alreadyLoaded) {
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PORT_SetError(SEC_ERROR_INVALID_ARGS);
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return SECFailure;
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}
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if (mod->isThreadSafe == PR_FALSE) {
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pInitArgs = NULL;
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} else if (mod->libraryParams == NULL) {
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pInitArgs = (void *) &secmodLockFunctions;
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} else {
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moduleArgs = secmodLockFunctions;
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moduleArgs.LibraryParameters = (void *) mod->libraryParams;
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pInitArgs = &moduleArgs;
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}
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crv = PK11_GETTAB(mod)->C_Initialize(pInitArgs);
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if (CKR_CRYPTOKI_ALREADY_INITIALIZED == crv) {
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SECMODModule *oldModule = NULL;
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/* Library has already been loaded once, if caller expects it, and it
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* has additional configuration, try reloading it as well. */
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if (reload != NULL && mod->libraryParams) {
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oldModule = secmod_FindModuleByFuncPtr(mod->functionList);
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}
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/* Library has been loaded by NSS. It means it may be capable of
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* reloading */
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if (oldModule) {
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SECStatus rv;
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rv = secmod_handleReload(oldModule, mod);
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if (rv == SECSuccess) {
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/* This module should go away soon, since we've
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* simply expanded the slots on the old module.
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* When it goes away, it should not Finalize since
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* that will close our old module as well. Setting
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* the function list to NULL will prevent that close */
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mod->functionList = NULL;
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*reload = oldModule;
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return SECSuccess;
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}
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SECMOD_DestroyModule(oldModule);
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}
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/* reload not possible, fall back to old semantics */
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if (!enforceAlreadyInitializedError) {
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*alreadyLoaded = PR_TRUE;
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return SECSuccess;
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}
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}
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if (crv != CKR_OK) {
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if (pInitArgs == NULL ||
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crv == CKR_NETSCAPE_CERTDB_FAILED ||
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crv == CKR_NETSCAPE_KEYDB_FAILED) {
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PORT_SetError(PK11_MapError(crv));
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return SECFailure;
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}
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if (!loadSingleThreadedModules) {
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PORT_SetError(SEC_ERROR_INCOMPATIBLE_PKCS11);
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return SECFailure;
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}
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mod->isThreadSafe = PR_FALSE;
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crv = PK11_GETTAB(mod)->C_Initialize(NULL);
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if ((CKR_CRYPTOKI_ALREADY_INITIALIZED == crv) &&
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(!enforceAlreadyInitializedError)) {
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*alreadyLoaded = PR_TRUE;
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return SECSuccess;
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}
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if (crv != CKR_OK) {
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PORT_SetError(PK11_MapError(crv));
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return SECFailure;
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}
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}
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return SECSuccess;
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}
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/*
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* set the hasRootCerts flags in the module so it can be stored back
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* into the database.
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*/
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void
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SECMOD_SetRootCerts(PK11SlotInfo *slot, SECMODModule *mod) {
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PK11PreSlotInfo *psi = NULL;
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int i;
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if (slot->hasRootCerts) {
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for (i=0; i < mod->slotInfoCount; i++) {
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if (slot->slotID == mod->slotInfo[i].slotID) {
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psi = &mod->slotInfo[i];
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break;
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}
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}
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if (psi == NULL) {
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/* allocate more slots */
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PK11PreSlotInfo *psi_list = (PK11PreSlotInfo *)
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PORT_ArenaAlloc(mod->arena,
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(mod->slotInfoCount+1)* sizeof(PK11PreSlotInfo));
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/* copy the old ones */
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if (mod->slotInfoCount > 0) {
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PORT_Memcpy(psi_list,mod->slotInfo,
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(mod->slotInfoCount)*sizeof(PK11PreSlotInfo));
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}
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/* assign psi to the last new slot */
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psi = &psi_list[mod->slotInfoCount];
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psi->slotID = slot->slotID;
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psi->askpw = 0;
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psi->timeout = 0;
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psi ->defaultFlags = 0;
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/* increment module count & store new list */
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mod->slotInfo = psi_list;
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mod->slotInfoCount++;
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}
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psi->hasRootCerts = 1;
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}
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}
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static const char* my_shlib_name =
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SHLIB_PREFIX"nss"SHLIB_VERSION"."SHLIB_SUFFIX;
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static const char* softoken_shlib_name =
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SHLIB_PREFIX"softokn"SOFTOKEN_SHLIB_VERSION"."SHLIB_SUFFIX;
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static const PRCallOnceType pristineCallOnce;
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static PRCallOnceType loadSoftokenOnce;
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static PRLibrary* softokenLib;
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static PRInt32 softokenLoadCount;
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#include "prio.h"
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#include "prprf.h"
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#include <stdio.h>
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#include "prsystem.h"
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/* This function must be run only once. */
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/* determine if hybrid platform, then actually load the DSO. */
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static PRStatus
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softoken_LoadDSO( void )
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{
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PRLibrary * handle;
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handle = PORT_LoadLibraryFromOrigin(my_shlib_name,
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(PRFuncPtr) &softoken_LoadDSO,
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softoken_shlib_name);
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if (handle) {
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softokenLib = handle;
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return PR_SUCCESS;
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}
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return PR_FAILURE;
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}
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|
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/*
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* load a new module into our address space and initialize it.
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*/
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SECStatus
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secmod_LoadPKCS11Module(SECMODModule *mod, SECMODModule **oldModule) {
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PRLibrary *library = NULL;
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CK_C_GetFunctionList entry = NULL;
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char * full_name;
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CK_INFO info;
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CK_ULONG slotCount = 0;
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SECStatus rv;
|
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PRBool alreadyLoaded = PR_FALSE;
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char *disableUnload = NULL;
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|
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if (mod->loaded) return SECSuccess;
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|
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/* intenal modules get loaded from their internal list */
|
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if (mod->internal && (mod->dllName == NULL)) {
|
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/*
|
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* Loads softoken as a dynamic library,
|
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* even though the rest of NSS assumes this as the "internal" module.
|
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*/
|
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if (!softokenLib &&
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PR_SUCCESS != PR_CallOnce(&loadSoftokenOnce, &softoken_LoadDSO))
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return SECFailure;
|
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|
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PR_AtomicIncrement(&softokenLoadCount);
|
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|
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if (mod->isFIPS) {
|
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entry = (CK_C_GetFunctionList)
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PR_FindSymbol(softokenLib, "FC_GetFunctionList");
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} else {
|
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entry = (CK_C_GetFunctionList)
|
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PR_FindSymbol(softokenLib, "NSC_GetFunctionList");
|
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}
|
|
|
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if (!entry)
|
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return SECFailure;
|
|
|
|
if (mod->isModuleDB) {
|
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mod->moduleDBFunc = (CK_C_GetFunctionList)
|
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PR_FindSymbol(softokenLib, "NSC_ModuleDBFunc");
|
|
}
|
|
|
|
if (mod->moduleDBOnly) {
|
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mod->loaded = PR_TRUE;
|
|
return SECSuccess;
|
|
}
|
|
} else {
|
|
/* Not internal, load the DLL and look up C_GetFunctionList */
|
|
if (mod->dllName == NULL) {
|
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return SECFailure;
|
|
}
|
|
|
|
full_name = PORT_Strdup(mod->dllName);
|
|
|
|
/* load the library. If this succeeds, then we have to remember to
|
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* unload the library if anything goes wrong from here on out...
|
|
*/
|
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library = PR_LoadLibrary(full_name);
|
|
mod->library = (void *)library;
|
|
PORT_Free(full_name);
|
|
|
|
if (library == NULL) {
|
|
return SECFailure;
|
|
}
|
|
|
|
/*
|
|
* now we need to get the entry point to find the function pointers
|
|
*/
|
|
if (!mod->moduleDBOnly) {
|
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entry = (CK_C_GetFunctionList)
|
|
PR_FindSymbol(library, "C_GetFunctionList");
|
|
}
|
|
if (mod->isModuleDB) {
|
|
mod->moduleDBFunc = (void *)
|
|
PR_FindSymbol(library, "NSS_ReturnModuleSpecData");
|
|
}
|
|
if (mod->moduleDBFunc == NULL) mod->isModuleDB = PR_FALSE;
|
|
if (entry == NULL) {
|
|
if (mod->isModuleDB) {
|
|
mod->loaded = PR_TRUE;
|
|
mod->moduleDBOnly = PR_TRUE;
|
|
return SECSuccess;
|
|
}
|
|
PR_UnloadLibrary(library);
|
|
return SECFailure;
|
|
}
|
|
}
|
|
|
|
/*
|
|
* We need to get the function list
|
|
*/
|
|
if ((*entry)((CK_FUNCTION_LIST_PTR *)&mod->functionList) != CKR_OK)
|
|
goto fail;
|
|
|
|
#ifdef DEBUG_MODULE
|
|
if (PR_TRUE) {
|
|
modToDBG = PR_GetEnv("NSS_DEBUG_PKCS11_MODULE");
|
|
if (modToDBG && strcmp(mod->commonName, modToDBG) == 0) {
|
|
mod->functionList = (void *)nss_InsertDeviceLog(
|
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(CK_FUNCTION_LIST_PTR)mod->functionList);
|
|
}
|
|
}
|
|
#endif
|
|
|
|
mod->isThreadSafe = PR_TRUE;
|
|
|
|
/* Now we initialize the module */
|
|
rv = secmod_ModuleInit(mod, oldModule, &alreadyLoaded);
|
|
if (rv != SECSuccess) {
|
|
goto fail;
|
|
}
|
|
|
|
/* module has been reloaded, this module itself is done,
|
|
* return to the caller */
|
|
if (mod->functionList == NULL) {
|
|
mod->loaded = PR_TRUE; /* technically the module is loaded.. */
|
|
return SECSuccess;
|
|
}
|
|
|
|
/* check the version number */
|
|
if (PK11_GETTAB(mod)->C_GetInfo(&info) != CKR_OK) goto fail2;
|
|
if (info.cryptokiVersion.major != 2) goto fail2;
|
|
/* all 2.0 are a priori *not* thread safe */
|
|
if (info.cryptokiVersion.minor < 1) {
|
|
if (!loadSingleThreadedModules) {
|
|
PORT_SetError(SEC_ERROR_INCOMPATIBLE_PKCS11);
|
|
goto fail2;
|
|
} else {
|
|
mod->isThreadSafe = PR_FALSE;
|
|
}
|
|
}
|
|
mod->cryptokiVersion = info.cryptokiVersion;
|
|
|
|
/* If we don't have a common name, get it from the PKCS 11 module */
|
|
if ((mod->commonName == NULL) || (mod->commonName[0] == 0)) {
|
|
mod->commonName = PK11_MakeString(mod->arena,NULL,
|
|
(char *)info.libraryDescription, sizeof(info.libraryDescription));
|
|
if (mod->commonName == NULL) goto fail2;
|
|
}
|
|
|
|
|
|
/* initialize the Slots */
|
|
if (PK11_GETTAB(mod)->C_GetSlotList(CK_FALSE, NULL, &slotCount) == CKR_OK) {
|
|
CK_SLOT_ID *slotIDs;
|
|
int i;
|
|
CK_RV crv;
|
|
|
|
mod->slots = (PK11SlotInfo **)PORT_ArenaAlloc(mod->arena,
|
|
sizeof(PK11SlotInfo *) * slotCount);
|
|
if (mod->slots == NULL) goto fail2;
|
|
|
|
slotIDs = (CK_SLOT_ID *) PORT_Alloc(sizeof(CK_SLOT_ID)*slotCount);
|
|
if (slotIDs == NULL) {
|
|
goto fail2;
|
|
}
|
|
crv = PK11_GETTAB(mod)->C_GetSlotList(CK_FALSE, slotIDs, &slotCount);
|
|
if (crv != CKR_OK) {
|
|
PORT_Free(slotIDs);
|
|
goto fail2;
|
|
}
|
|
|
|
/* Initialize each slot */
|
|
for (i=0; i < (int)slotCount; i++) {
|
|
mod->slots[i] = PK11_NewSlotInfo(mod);
|
|
PK11_InitSlot(mod,slotIDs[i],mod->slots[i]);
|
|
/* look down the slot info table */
|
|
PK11_LoadSlotList(mod->slots[i],mod->slotInfo,mod->slotInfoCount);
|
|
SECMOD_SetRootCerts(mod->slots[i],mod);
|
|
}
|
|
mod->slotCount = slotCount;
|
|
mod->slotInfoCount = 0;
|
|
PORT_Free(slotIDs);
|
|
}
|
|
|
|
mod->loaded = PR_TRUE;
|
|
mod->moduleID = nextModuleID++;
|
|
return SECSuccess;
|
|
fail2:
|
|
if (enforceAlreadyInitializedError || (!alreadyLoaded)) {
|
|
PK11_GETTAB(mod)->C_Finalize(NULL);
|
|
}
|
|
fail:
|
|
mod->functionList = NULL;
|
|
disableUnload = PR_GetEnv("NSS_DISABLE_UNLOAD");
|
|
if (library && !disableUnload) {
|
|
PR_UnloadLibrary(library);
|
|
}
|
|
return SECFailure;
|
|
}
|
|
|
|
SECStatus
|
|
SECMOD_UnloadModule(SECMODModule *mod) {
|
|
PRLibrary *library;
|
|
char *disableUnload = NULL;
|
|
|
|
if (!mod->loaded) {
|
|
return SECFailure;
|
|
}
|
|
if (finalizeModules) {
|
|
if (mod->functionList &&!mod->moduleDBOnly) {
|
|
PK11_GETTAB(mod)->C_Finalize(NULL);
|
|
}
|
|
}
|
|
mod->moduleID = 0;
|
|
mod->loaded = PR_FALSE;
|
|
|
|
/* do we want the semantics to allow unloading the internal library?
|
|
* if not, we should change this to SECFailure and move it above the
|
|
* mod->loaded = PR_FALSE; */
|
|
if (mod->internal) {
|
|
if (0 == PR_AtomicDecrement(&softokenLoadCount)) {
|
|
if (softokenLib) {
|
|
disableUnload = PR_GetEnv("NSS_DISABLE_UNLOAD");
|
|
if (!disableUnload) {
|
|
PRStatus status = PR_UnloadLibrary(softokenLib);
|
|
PORT_Assert(PR_SUCCESS == status);
|
|
}
|
|
softokenLib = NULL;
|
|
}
|
|
loadSoftokenOnce = pristineCallOnce;
|
|
}
|
|
return SECSuccess;
|
|
}
|
|
|
|
library = (PRLibrary *)mod->library;
|
|
/* paranoia */
|
|
if (library == NULL) {
|
|
return SECFailure;
|
|
}
|
|
|
|
disableUnload = PR_GetEnv("NSS_DISABLE_UNLOAD");
|
|
if (!disableUnload) {
|
|
PR_UnloadLibrary(library);
|
|
}
|
|
return SECSuccess;
|
|
}
|
|
|
|
void
|
|
nss_DumpModuleLog(void)
|
|
{
|
|
#ifdef DEBUG_MODULE
|
|
if (modToDBG) {
|
|
print_final_statistics();
|
|
}
|
|
#endif
|
|
}
|