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/*
* Copyright (C) 2009 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "rsObjectBase.h"
#include "rsContext.h"
using namespace android;
using namespace android::renderscript;
ObjectBase::ObjectBase(Context *rsc)
{
mUserRefCount = 0;
mSysRefCount = 0;
mName = NULL;
mRSC = NULL;
mNext = NULL;
mPrev = NULL;
mAllocFile = __FILE__;
mAllocLine = __LINE__;
setContext(rsc);
}
ObjectBase::~ObjectBase()
{
//LOGV("~ObjectBase %p ref %i,%i", this, mUserRefCount, mSysRefCount);
rsAssert(!mUserRefCount);
rsAssert(!mSysRefCount);
remove();
delete[] mName;
}
void ObjectBase::dumpLOGV(const char *op) const
{
if (mName) {
LOGV("%s RSobj %p, name %s, refs %i,%i from %s,%i links %p,%p,%p",
op, this, mName, mUserRefCount, mSysRefCount, mAllocFile, mAllocLine, mNext, mPrev, mRSC);
} else {
LOGV("%s RSobj %p, no-name, refs %i,%i from %s,%i links %p,%p,%p",
op, this, mUserRefCount, mSysRefCount, mAllocFile, mAllocLine, mNext, mPrev, mRSC);
}
}
void ObjectBase::setContext(Context *rsc)
{
if (mRSC) {
remove();
}
mRSC = rsc;
if (rsc) {
add();
}
}
void ObjectBase::incUserRef() const
{
mUserRefCount ++;
//LOGV("ObjectBase %p inc ref %i", this, mRefCount);
}
void ObjectBase::incSysRef() const
{
mSysRefCount ++;
//LOGV("ObjectBase %p inc ref %i", this, mRefCount);
}
bool ObjectBase::checkDelete() const
{
if (!(mSysRefCount | mUserRefCount)) {
if (mRSC && mRSC->props.mLogObjects) {
dumpLOGV("checkDelete");
}
delete this;
return true;
}
return false;
}
bool ObjectBase::decUserRef() const
{
rsAssert(mUserRefCount > 0);
mUserRefCount --;
//dumpObj("decUserRef");
return checkDelete();
}
bool ObjectBase::zeroUserRef() const
{
mUserRefCount = 0;
//dumpObj("zeroUserRef");
return checkDelete();
}
bool ObjectBase::decSysRef() const
{
rsAssert(mSysRefCount > 0);
mSysRefCount --;
//dumpObj("decSysRef");
return checkDelete();
}
void ObjectBase::setName(const char *name)
{
setName(name, strlen(name));
}
void ObjectBase::setName(const char *name, uint32_t len)
{
delete mName;
mName = NULL;
if (name) {
mName = new char[len + 1];
memcpy(mName, name, len);
mName[len] = 0;
}
}
void ObjectBase::add() const
{
rsAssert(!mNext);
rsAssert(!mPrev);
//LOGV("calling add rsc %p", mRSC);
mNext = mRSC->mObjHead;
if (mRSC->mObjHead) {
mRSC->mObjHead->mPrev = this;
}
mRSC->mObjHead = this;
}
void ObjectBase::remove() const
{
//LOGV("calling remove rsc %p", mRSC);
if (!mRSC) {
rsAssert(!mPrev);
rsAssert(!mNext);
return;
}
if (mRSC->mObjHead == this) {
mRSC->mObjHead = mNext;
}
if (mPrev) {
mPrev->mNext = mNext;
}
if (mNext) {
mNext->mPrev = mPrev;
}
mPrev = NULL;
mNext = NULL;
}
void ObjectBase::zeroAllUserRef(Context *rsc)
{
if (rsc->props.mLogObjects) {
LOGV("Forcing release of all outstanding user refs.");
}
// This operation can be slow, only to be called during context cleanup.
const ObjectBase * o = rsc->mObjHead;
while (o) {
//LOGE("o %p", o);
if (o->zeroUserRef()) {
// deleted the object and possibly others, restart from head.
o = rsc->mObjHead;
//LOGE("o head %p", o);
} else {
o = o->mNext;
//LOGE("o next %p", o);
}
}
if (rsc->props.mLogObjects) {
LOGV("Objects remaining.");
dumpAll(rsc);
}
}
void ObjectBase::dumpAll(Context *rsc)
{
LOGV("Dumping all objects");
const ObjectBase * o = rsc->mObjHead;
while (o) {
LOGV(" Object %p", o);
o->dumpLOGV(" ");
o = o->mNext;
}
}
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