| /* 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/. */ |
| /* |
| * pkix_pl_monitorlock.c |
| * |
| * Read/Write Lock Functions |
| * |
| */ |
| |
| #include "pkix_pl_monitorlock.h" |
| |
| /* --Private-Functions-------------------------------------------- */ |
| |
| static PKIX_Error * |
| pkix_pl_MonitorLock_Destroy( |
| PKIX_PL_Object *object, |
| void *plContext) |
| { |
| PKIX_PL_MonitorLock* monitorLock = NULL; |
| |
| PKIX_ENTER(MONITORLOCK, "pkix_pl_MonitorLock_Destroy"); |
| PKIX_NULLCHECK_ONE(object); |
| |
| PKIX_CHECK(pkix_CheckType(object, PKIX_MONITORLOCK_TYPE, plContext), |
| PKIX_OBJECTNOTMONITORLOCK); |
| |
| monitorLock = (PKIX_PL_MonitorLock*) object; |
| |
| PKIX_MONITORLOCK_DEBUG("Calling PR_DestroyMonitor)\n"); |
| PR_DestroyMonitor(monitorLock->lock); |
| monitorLock->lock = NULL; |
| |
| cleanup: |
| |
| PKIX_RETURN(MONITORLOCK); |
| } |
| |
| /* |
| * FUNCTION: pkix_pl_MonitorLock_RegisterSelf |
| * DESCRIPTION: |
| * Registers PKIX_MONITORLOCK_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_MonitorLock_RegisterSelf( |
| void *plContext) |
| { |
| |
| extern pkix_ClassTable_Entry systemClasses[PKIX_NUMTYPES]; |
| pkix_ClassTable_Entry entry; |
| |
| PKIX_ENTER(MONITORLOCK, "pkix_pl_MonitorLock_RegisterSelf"); |
| |
| entry.description = "MonitorLock"; |
| entry.objCounter = 0; |
| entry.typeObjectSize = sizeof(PKIX_PL_MonitorLock); |
| entry.destructor = pkix_pl_MonitorLock_Destroy; |
| entry.equalsFunction = NULL; |
| entry.hashcodeFunction = NULL; |
| entry.toStringFunction = NULL; |
| entry.comparator = NULL; |
| entry.duplicateFunction = NULL; |
| |
| systemClasses[PKIX_MONITORLOCK_TYPE] = entry; |
| |
| PKIX_RETURN(MONITORLOCK); |
| } |
| |
| /* --Public-Functions--------------------------------------------- */ |
| |
| PKIX_Error * |
| PKIX_PL_MonitorLock_Create( |
| PKIX_PL_MonitorLock **pNewLock, |
| void *plContext) |
| { |
| PKIX_PL_MonitorLock *monitorLock = NULL; |
| |
| PKIX_ENTER(MONITORLOCK, "PKIX_PL_MonitorLock_Create"); |
| PKIX_NULLCHECK_ONE(pNewLock); |
| |
| PKIX_CHECK(PKIX_PL_Object_Alloc |
| (PKIX_MONITORLOCK_TYPE, |
| sizeof (PKIX_PL_MonitorLock), |
| (PKIX_PL_Object **)&monitorLock, |
| plContext), |
| PKIX_ERRORALLOCATINGMONITORLOCK); |
| |
| PKIX_MONITORLOCK_DEBUG("\tCalling PR_NewMonitor)\n"); |
| monitorLock->lock = PR_NewMonitor(); |
| |
| if (monitorLock->lock == NULL) { |
| PKIX_DECREF(monitorLock); |
| PKIX_ERROR(PKIX_OUTOFMEMORY); |
| } |
| |
| *pNewLock = monitorLock; |
| |
| cleanup: |
| |
| PKIX_RETURN(MONITORLOCK); |
| } |
| |
| PKIX_Error * |
| PKIX_PL_MonitorLock_Enter( |
| PKIX_PL_MonitorLock *monitorLock, |
| void *plContext) |
| { |
| PKIX_ENTER_NO_LOGGER(MONITORLOCK, "PKIX_PL_MonitorLock_Enter"); |
| PKIX_NULLCHECK_ONE(monitorLock); |
| |
| PKIX_MONITORLOCK_DEBUG("\tCalling PR_EnterMonitor)\n"); |
| (void) PR_EnterMonitor(monitorLock->lock); |
| |
| PKIX_RETURN_NO_LOGGER(MONITORLOCK); |
| } |
| |
| PKIX_Error * |
| PKIX_PL_MonitorLock_Exit( |
| PKIX_PL_MonitorLock *monitorLock, |
| void *plContext) |
| { |
| PKIX_ENTER_NO_LOGGER(MONITORLOCK, "PKIX_PL_MonitorLock_Exit"); |
| PKIX_NULLCHECK_ONE(monitorLock); |
| |
| PKIX_MONITORLOCK_DEBUG("\tCalling PR_ExitMonitor)\n"); |
| PR_ExitMonitor(monitorLock->lock); |
| |
| PKIX_RETURN_NO_LOGGER(MONITORLOCK); |
| } |