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Merge "Revert "Revert "Track ashmem memory usage in Parcel""" into mnc-dr-dev

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This commit is contained in:
Adrian Roos
2015-10-23 17:21:23 +00:00
committed by Android (Google) Code Review
parent b32e020d23 0450565d9a
commit 93a6b4c129
2 changed files with 55 additions and 25 deletions
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42
core/java/android/os/Parcel.java
View File

@@ -16,6 +16,7 @@
package android.os;
import android.annotation.IntegerRes;
import android.text.TextUtils;
import android.util.ArrayMap;
import android.util.Log;
@@ -42,6 +43,8 @@ import java.util.List;
import java.util.Map;
import java.util.Set;
import dalvik.system.VMRuntime;
/**
* Container for a message (data and object references) that can
* be sent through an IBinder. A Parcel can contain both flattened data
@@ -193,6 +196,7 @@ public final class Parcel {
* indicating that we're responsible for its lifecycle.
*/
private boolean mOwnsNativeParcelObject;
private long mNativeSize;
private RuntimeException mStack;
@@ -244,7 +248,7 @@ public final class Parcel {
private static native int nativeDataAvail(long nativePtr);
private static native int nativeDataPosition(long nativePtr);
private static native int nativeDataCapacity(long nativePtr);
private static native void nativeSetDataSize(long nativePtr, int size);
private static native long nativeSetDataSize(long nativePtr, int size);
private static native void nativeSetDataPosition(long nativePtr, int pos);
private static native void nativeSetDataCapacity(long nativePtr, int size);
@@ -259,7 +263,7 @@ public final class Parcel {
private static native void nativeWriteDouble(long nativePtr, double val);
private static native void nativeWriteString(long nativePtr, String val);
private static native void nativeWriteStrongBinder(long nativePtr, IBinder val);
private static native void nativeWriteFileDescriptor(long nativePtr, FileDescriptor val);
private static native long nativeWriteFileDescriptor(long nativePtr, FileDescriptor val);
private static native byte[] nativeCreateByteArray(long nativePtr);
private static native byte[] nativeReadBlob(long nativePtr);
@@ -272,13 +276,13 @@ public final class Parcel {
private static native FileDescriptor nativeReadFileDescriptor(long nativePtr);
private static native long nativeCreate();
private static native void nativeFreeBuffer(long nativePtr);
private static native long nativeFreeBuffer(long nativePtr);
private static native void nativeDestroy(long nativePtr);
private static native byte[] nativeMarshall(long nativePtr);
private static native void nativeUnmarshall(
private static native long nativeUnmarshall(
long nativePtr, byte[] data, int offset, int length);
private static native void nativeAppendFrom(
private static native long nativeAppendFrom(
long thisNativePtr, long otherNativePtr, int offset, int length);
private static native boolean nativeHasFileDescriptors(long nativePtr);
private static native void nativeWriteInterfaceToken(long nativePtr, String interfaceName);
@@ -390,7 +394,7 @@ public final class Parcel {
* @param size The new number of bytes in the Parcel.
*/
public final void setDataSize(int size) {
nativeSetDataSize(mNativePtr, size);
updateNativeSize(nativeSetDataSize(mNativePtr, size));
}
/**
@@ -442,11 +446,11 @@ public final class Parcel {
* Set the bytes in data to be the raw bytes of this Parcel.
*/
public final void unmarshall(byte[] data, int offset, int length) {
nativeUnmarshall(mNativePtr, data, offset, length);
updateNativeSize(nativeUnmarshall(mNativePtr, data, offset, length));
}
public final void appendFrom(Parcel parcel, int offset, int length) {
nativeAppendFrom(mNativePtr, parcel.mNativePtr, offset, length);
updateNativeSize(nativeAppendFrom(mNativePtr, parcel.mNativePtr, offset, length));
}
/**
@@ -599,7 +603,24 @@ public final class Parcel {
* if {@link Parcelable#PARCELABLE_WRITE_RETURN_VALUE} is set.</p>
*/
public final void writeFileDescriptor(FileDescriptor val) {
nativeWriteFileDescriptor(mNativePtr, val);
updateNativeSize(nativeWriteFileDescriptor(mNativePtr, val));
}
private void updateNativeSize(long newNativeSize) {
if (mOwnsNativeParcelObject) {
if (newNativeSize > Integer.MAX_VALUE) {
newNativeSize = Integer.MAX_VALUE;
}
if (newNativeSize != mNativeSize) {
int delta = (int) (newNativeSize - mNativeSize);
if (delta > 0) {
VMRuntime.getRuntime().registerNativeAllocation(delta);
} else {
VMRuntime.getRuntime().registerNativeFree(-delta);
}
mNativeSize = newNativeSize;
}
}
}
/**
@@ -2545,7 +2566,7 @@ public final class Parcel {
private void freeBuffer() {
if (mOwnsNativeParcelObject) {
nativeFreeBuffer(mNativePtr);
updateNativeSize(nativeFreeBuffer(mNativePtr));
}
}
@@ -2553,6 +2574,7 @@ public final class Parcel {
if (mNativePtr != 0) {
if (mOwnsNativeParcelObject) {
nativeDestroy(mNativePtr);
updateNativeSize(0);
}
mNativePtr = 0;
}

38
core/jni/android_os_Parcel.cpp
View File

@@ -114,7 +114,7 @@ static jint android_os_Parcel_dataCapacity(JNIEnv* env, jclass clazz, jlong nati
return parcel ? parcel->dataCapacity() : 0;
}
static void android_os_Parcel_setDataSize(JNIEnv* env, jclass clazz, jlong nativePtr, jint size)
static jlong android_os_Parcel_setDataSize(JNIEnv* env, jclass clazz, jlong nativePtr, jint size)
{
Parcel* parcel = reinterpret_cast<Parcel*>(nativePtr);
if (parcel != NULL) {
@@ -122,7 +122,9 @@ static void android_os_Parcel_setDataSize(JNIEnv* env, jclass clazz, jlong nativ
if (err != NO_ERROR) {
signalExceptionForError(env, clazz, err);
}
return parcel->getOpenAshmemSize();
}
return 0;
}
static void android_os_Parcel_setDataPosition(JNIEnv* env, jclass clazz, jlong nativePtr, jint pos)
@@ -304,7 +306,7 @@ static void android_os_Parcel_writeStrongBinder(JNIEnv* env, jclass clazz, jlong
}
}
static void android_os_Parcel_writeFileDescriptor(JNIEnv* env, jclass clazz, jlong nativePtr, jobject object)
static jlong android_os_Parcel_writeFileDescriptor(JNIEnv* env, jclass clazz, jlong nativePtr, jobject object)
{
Parcel* parcel = reinterpret_cast<Parcel*>(nativePtr);
if (parcel != NULL) {
@@ -313,7 +315,9 @@ static void android_os_Parcel_writeFileDescriptor(JNIEnv* env, jclass clazz, jlo
if (err != NO_ERROR) {
signalExceptionForError(env, clazz, err);
}
return parcel->getOpenAshmemSize();
}
return 0;
}
static jbyteArray android_os_Parcel_createByteArray(JNIEnv* env, jclass clazz, jlong nativePtr)
@@ -550,12 +554,14 @@ static jlong android_os_Parcel_create(JNIEnv* env, jclass clazz)
return reinterpret_cast<jlong>(parcel);
}
static void android_os_Parcel_freeBuffer(JNIEnv* env, jclass clazz, jlong nativePtr)
static jlong android_os_Parcel_freeBuffer(JNIEnv* env, jclass clazz, jlong nativePtr)
{
Parcel* parcel = reinterpret_cast<Parcel*>(nativePtr);
if (parcel != NULL) {
parcel->freeData();
return parcel->getOpenAshmemSize();
}
return 0;
}
static void android_os_Parcel_destroy(JNIEnv* env, jclass clazz, jlong nativePtr)
@@ -593,12 +599,12 @@ static jbyteArray android_os_Parcel_marshall(JNIEnv* env, jclass clazz, jlong na
return ret;
}
static void android_os_Parcel_unmarshall(JNIEnv* env, jclass clazz, jlong nativePtr,
jbyteArray data, jint offset, jint length)
static jlong android_os_Parcel_unmarshall(JNIEnv* env, jclass clazz, jlong nativePtr,
jbyteArray data, jint offset, jint length)
{
Parcel* parcel = reinterpret_cast<Parcel*>(nativePtr);
if (parcel == NULL || length < 0) {
return;
return 0;
}
jbyte* array = (jbyte*)env->GetPrimitiveArrayCritical(data, 0);
@@ -612,24 +618,26 @@ static void android_os_Parcel_unmarshall(JNIEnv* env, jclass clazz, jlong native
env->ReleasePrimitiveArrayCritical(data, array, 0);
}
return parcel->getOpenAshmemSize();
}
static void android_os_Parcel_appendFrom(JNIEnv* env, jclass clazz, jlong thisNativePtr,
jlong otherNativePtr, jint offset, jint length)
static jlong android_os_Parcel_appendFrom(JNIEnv* env, jclass clazz, jlong thisNativePtr,
jlong otherNativePtr, jint offset, jint length)
{
Parcel* thisParcel = reinterpret_cast<Parcel*>(thisNativePtr);
if (thisParcel == NULL) {
return;
return 0;
}
Parcel* otherParcel = reinterpret_cast<Parcel*>(otherNativePtr);
if (otherParcel == NULL) {
return;
return thisParcel->getOpenAshmemSize();
}
status_t err = thisParcel->appendFrom(otherParcel, offset, length);
if (err != NO_ERROR) {
signalExceptionForError(env, clazz, err);
}
return thisParcel->getOpenAshmemSize();
}
static jboolean android_os_Parcel_hasFileDescriptors(JNIEnv* env, jclass clazz, jlong nativePtr)
@@ -722,7 +730,7 @@ static const JNINativeMethod gParcelMethods[] = {
{"nativeDataAvail", "(J)I", (void*)android_os_Parcel_dataAvail},
{"nativeDataPosition", "(J)I", (void*)android_os_Parcel_dataPosition},
{"nativeDataCapacity", "(J)I", (void*)android_os_Parcel_dataCapacity},
{"nativeSetDataSize", "(JI)V", (void*)android_os_Parcel_setDataSize},
{"nativeSetDataSize", "(JI)J", (void*)android_os_Parcel_setDataSize},
{"nativeSetDataPosition", "(JI)V", (void*)android_os_Parcel_setDataPosition},
{"nativeSetDataCapacity", "(JI)V", (void*)android_os_Parcel_setDataCapacity},
@@ -737,7 +745,7 @@ static const JNINativeMethod gParcelMethods[] = {
{"nativeWriteDouble", "(JD)V", (void*)android_os_Parcel_writeDouble},
{"nativeWriteString", "(JLjava/lang/String;)V", (void*)android_os_Parcel_writeString},
{"nativeWriteStrongBinder", "(JLandroid/os/IBinder;)V", (void*)android_os_Parcel_writeStrongBinder},
{"nativeWriteFileDescriptor", "(JLjava/io/FileDescriptor;)V", (void*)android_os_Parcel_writeFileDescriptor},
{"nativeWriteFileDescriptor", "(JLjava/io/FileDescriptor;)J", (void*)android_os_Parcel_writeFileDescriptor},
{"nativeCreateByteArray", "(J)[B", (void*)android_os_Parcel_createByteArray},
{"nativeReadBlob", "(J)[B", (void*)android_os_Parcel_readBlob},
@@ -755,12 +763,12 @@ static const JNINativeMethod gParcelMethods[] = {
{"clearFileDescriptor", "(Ljava/io/FileDescriptor;)V", (void*)android_os_Parcel_clearFileDescriptor},
{"nativeCreate", "()J", (void*)android_os_Parcel_create},
{"nativeFreeBuffer", "(J)V", (void*)android_os_Parcel_freeBuffer},
{"nativeFreeBuffer", "(J)J", (void*)android_os_Parcel_freeBuffer},
{"nativeDestroy", "(J)V", (void*)android_os_Parcel_destroy},
{"nativeMarshall", "(J)[B", (void*)android_os_Parcel_marshall},
{"nativeUnmarshall", "(J[BII)V", (void*)android_os_Parcel_unmarshall},
{"nativeAppendFrom", "(JJII)V", (void*)android_os_Parcel_appendFrom},
{"nativeUnmarshall", "(J[BII)J", (void*)android_os_Parcel_unmarshall},
{"nativeAppendFrom", "(JJII)J", (void*)android_os_Parcel_appendFrom},
{"nativeHasFileDescriptors", "(J)Z", (void*)android_os_Parcel_hasFileDescriptors},
{"nativeWriteInterfaceToken", "(JLjava/lang/String;)V", (void*)android_os_Parcel_writeInterfaceToken},
{"nativeEnforceInterface", "(JLjava/lang/String;)V", (void*)android_os_Parcel_enforceInterface},