| Index: nss/mozilla/security/nss/lib/libpkix/pkix_pl_nss/system/pkix_pl_mutex.c
|
| ===================================================================
|
| --- nss/mozilla/security/nss/lib/libpkix/pkix_pl_nss/system/pkix_pl_mutex.c (revision 0)
|
| +++ nss/mozilla/security/nss/lib/libpkix/pkix_pl_nss/system/pkix_pl_mutex.c (revision 0)
|
| @@ -0,0 +1,196 @@
|
| +/* ***** BEGIN LICENSE BLOCK *****
|
| + * Version: MPL 1.1/GPL 2.0/LGPL 2.1
|
| + *
|
| + * The contents of this file are subject to the Mozilla Public License Version
|
| + * 1.1 (the "License"); you may not use this file except in compliance with
|
| + * the License. You may obtain a copy of the License at
|
| + * http://www.mozilla.org/MPL/
|
| + *
|
| + * Software distributed under the License is distributed on an "AS IS" basis,
|
| + * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
|
| + * for the specific language governing rights and limitations under the
|
| + * License.
|
| + *
|
| + * The Original Code is the PKIX-C library.
|
| + *
|
| + * The Initial Developer of the Original Code is
|
| + * Sun Microsystems, Inc.
|
| + * Portions created by the Initial Developer are
|
| + * Copyright 2004-2007 Sun Microsystems, Inc. All Rights Reserved.
|
| + *
|
| + * Contributor(s):
|
| + * Sun Microsystems, Inc.
|
| + *
|
| + * Alternatively, the contents of this file may be used under the terms of
|
| + * either the GNU General Public License Version 2 or later (the "GPL"), or
|
| + * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
|
| + * in which case the provisions of the GPL or the LGPL are applicable instead
|
| + * of those above. If you wish to allow use of your version of this file only
|
| + * under the terms of either the GPL or the LGPL, and not to allow others to
|
| + * use your version of this file under the terms of the MPL, indicate your
|
| + * decision by deleting the provisions above and replace them with the notice
|
| + * and other provisions required by the GPL or the LGPL. If you do not delete
|
| + * the provisions above, a recipient may use your version of this file under
|
| + * the terms of any one of the MPL, the GPL or the LGPL.
|
| + *
|
| + * ***** END LICENSE BLOCK ***** */
|
| +/*
|
| + * pkix_pl_mutex.c
|
| + *
|
| + * Mutual Exclusion (Lock) Object Functions
|
| + *
|
| + */
|
| +
|
| +#include "pkix_pl_mutex.h"
|
| +
|
| +/* --Private-Functions-------------------------------------------- */
|
| +
|
| +/*
|
| + * FUNCTION: pkix_pl_Mutex_Destroy
|
| + * (see comments for PKIX_PL_DestructorCallback in pkix_pl_system.h)
|
| + */
|
| +static PKIX_Error *
|
| +pkix_pl_Mutex_Destroy(
|
| + PKIX_PL_Object *object,
|
| + void *plContext)
|
| +{
|
| + PKIX_PL_Mutex *mutex = NULL;
|
| +
|
| + PKIX_ENTER(MUTEX, "pkix_pl_Mutex_Destroy");
|
| + PKIX_NULLCHECK_ONE(object);
|
| +
|
| + /* Sanity check: Test that "object" is a mutex */
|
| + PKIX_CHECK(pkix_CheckType(object, PKIX_MUTEX_TYPE, plContext),
|
| + PKIX_OBJECTNOTMUTEX);
|
| +
|
| + mutex = (PKIX_PL_Mutex*) object;
|
| +
|
| + PKIX_MUTEX_DEBUG("\tCalling PR_DestroyLock).\n");
|
| + PR_DestroyLock(mutex->lock);
|
| + mutex->lock = NULL;
|
| +
|
| +cleanup:
|
| +
|
| + PKIX_RETURN(MUTEX);
|
| +}
|
| +
|
| +/*
|
| + * FUNCTION: pkix_pl_Mutex_RegisterSelf
|
| + * DESCRIPTION:
|
| + * Registers PKIX_MUTEX_TYPE and its related functions with systemClasses[]
|
| + * THREAD SAFETY:
|
| + * Not Thread Safe - for performance and complexity reasons
|
| + *
|
| + * Since this function is only called by PKIX_PL_Initialize, which should
|
| + * only be called once, it is acceptable that this function is not
|
| + * thread-safe.
|
| + */
|
| +PKIX_Error *
|
| +pkix_pl_Mutex_RegisterSelf(
|
| + /* ARGSUSED */ void *plContext)
|
| +{
|
| +
|
| + extern pkix_ClassTable_Entry systemClasses[PKIX_NUMTYPES];
|
| + pkix_ClassTable_Entry entry;
|
| +
|
| + PKIX_ENTER(MUTEX, "pkix_pl_Mutex_RegisterSelf");
|
| +
|
| + entry.description = "Mutex";
|
| + entry.objCounter = 0;
|
| + entry.typeObjectSize = sizeof(PKIX_PL_Mutex);
|
| + entry.destructor = pkix_pl_Mutex_Destroy;
|
| + entry.equalsFunction = NULL;
|
| + entry.hashcodeFunction = NULL;
|
| + entry.toStringFunction = NULL;
|
| + entry.comparator = NULL;
|
| + entry.duplicateFunction = NULL;
|
| +
|
| + systemClasses[PKIX_MUTEX_TYPE] = entry;
|
| +
|
| + PKIX_RETURN(MUTEX);
|
| +}
|
| +
|
| +/* --Public-Functions--------------------------------------------- */
|
| +
|
| +/*
|
| + * FUNCTION: PKIX_PL_Mutex_Create (see comments in pkix_pl_system.h)
|
| + */
|
| +PKIX_Error *
|
| +PKIX_PL_Mutex_Create(
|
| + PKIX_PL_Mutex **pNewLock,
|
| + void *plContext)
|
| +{
|
| + PKIX_PL_Mutex *mutex = NULL;
|
| +
|
| + PKIX_ENTER(MUTEX, "PKIX_PL_Mutex_Create");
|
| + PKIX_NULLCHECK_ONE(pNewLock);
|
| +
|
| + PKIX_CHECK(PKIX_PL_Object_Alloc
|
| + (PKIX_MUTEX_TYPE,
|
| + sizeof (PKIX_PL_Mutex),
|
| + (PKIX_PL_Object **)&mutex,
|
| + plContext),
|
| + PKIX_COULDNOTCREATELOCKOBJECT);
|
| +
|
| + PKIX_MUTEX_DEBUG("\tCalling PR_NewLock).\n");
|
| + mutex->lock = PR_NewLock();
|
| +
|
| + /* If an error occurred in NSPR, report it here */
|
| + if (mutex->lock == NULL) {
|
| + PKIX_DECREF(mutex);
|
| + PKIX_ERROR_ALLOC_ERROR();
|
| + }
|
| +
|
| + *pNewLock = mutex;
|
| +
|
| +cleanup:
|
| +
|
| + PKIX_RETURN(MUTEX);
|
| +}
|
| +
|
| +/*
|
| + * FUNCTION: PKIX_PL_Mutex_Lock (see comments in pkix_pl_system.h)
|
| + */
|
| +PKIX_Error *
|
| +PKIX_PL_Mutex_Lock(
|
| + PKIX_PL_Mutex *mutex,
|
| + void *plContext)
|
| +{
|
| + PKIX_ENTER(MUTEX, "PKIX_PL_Mutex_Lock");
|
| + PKIX_NULLCHECK_ONE(mutex);
|
| +
|
| + PKIX_MUTEX_DEBUG("\tCalling PR_Lock).\n");
|
| + PR_Lock(mutex->lock);
|
| +
|
| + PKIX_MUTEX_DEBUG_ARG("(Thread %u just acquired the lock)\n",
|
| + (PKIX_UInt32)PR_GetCurrentThread());
|
| +
|
| + PKIX_RETURN(MUTEX);
|
| +}
|
| +
|
| +/*
|
| + * FUNCTION: PKIX_PL_Mutex_Unlock (see comments in pkix_pl_system.h)
|
| + */
|
| +PKIX_Error *
|
| +PKIX_PL_Mutex_Unlock(
|
| + PKIX_PL_Mutex *mutex,
|
| + void *plContext)
|
| +{
|
| + PRStatus result;
|
| +
|
| + PKIX_ENTER(MUTEX, "PKIX_PL_Mutex_Unlock");
|
| + PKIX_NULLCHECK_ONE(mutex);
|
| +
|
| + PKIX_MUTEX_DEBUG("\tCalling PR_Unlock).\n");
|
| + result = PR_Unlock(mutex->lock);
|
| +
|
| + PKIX_MUTEX_DEBUG_ARG("(Thread %u just released the lock)\n",
|
| + (PKIX_UInt32)PR_GetCurrentThread());
|
| +
|
| + if (result == PR_FAILURE) {
|
| + PKIX_ERROR_FATAL(PKIX_ERRORUNLOCKINGMUTEX);
|
| + }
|
| +
|
| +cleanup:
|
| + PKIX_RETURN(MUTEX);
|
| +}
|
|
|
| Property changes on: nss/mozilla/security/nss/lib/libpkix/pkix_pl_nss/system/pkix_pl_mutex.c
|
| ___________________________________________________________________
|
| Added: svn:executable
|
| + *
|
| Added: svn:eol-style
|
| + LF
|
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