- Dynamic java method hook framework on ART.
- The principle of this framework is implemented through unsafe
- Pure Java: no native code used.
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Alternative is a dynamic java method hook framework on ART runtime
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Due to the limitations of framework principles, the method of hook may not be able to be called properly if it is super called in other classes
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This framework is based on the replacement implementation of ArtMethod. For specific ArtMethodData, you can refer to the class name
dev.answer.alternative.utils.ArtMethodDatabelow -
There are many issues with this framework, please provide me with suggestions.
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You can send an email to
nswera929@gmail.comor create issues
- Example Hook Method:
AlternativeFramework.addStubAndHookMethod(Toast.class, "makeText", Context.class, CharSequence.class, int.class,
new MethodHook(){
@Override
public void beforeMethod(MethodHookParam params) {
Log.i(TAG, "Args: " + Arrays.toString(params.args));
params.args[1]="Hello";
}
@Override
public void afterMethod(MethodHookParam params) {
Log.i(TAG, "After " + params.thisObject);
}
});- Example Hook Constructor:
AlternativeFramework.addStubAndHookConstructor(MainActivity.class, String.class, new MethodHook(){
@Override
public void beforeMethod(MethodHookParam params) {
Log.d(TAG, "This before");
}
@Override
public void afterMethod(MethodHookParam params) {
Log.d(TAG, "This after");
}
});Alternative is licensed under the GNU General Public License v3 (GPL-3) (http://www.gnu.org/copyleft/gpl.html).