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/* 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);
}
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