1 files changed, 192 insertions, 0 deletions
diff --git a/libs/rs/rsObjectBase.cpp b/libs/rs/rsObjectBase.cpp
new file mode 100644
index 000000000000..b7d67cca4b3c
--- /dev/null
+++ b/libs/rs/rsObjectBase.cpp
@@ -0,0 +1,192 @@
+/*
+ * 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.");
+        o = rsc->mObjHead;
+        while (o) {
+            o->dumpLOGV("  ");
+            o = o->mNext;
+        }
+    }
+}
+