Method* dvmFindInlinableMethod(const char* classDescriptor,
const char* methodName, const char* methodSignature)
{
/*
* Find the class.
*/
ClassObject* clazz = dvmFindClassNoInit(classDescriptor, NULL);
if (clazz == NULL) {
ALOGE("dvmFindInlinableMethod: can't find class '%s'",
classDescriptor);
dvmClearException(dvmThreadSelf());
return NULL;
}
/*
* Method could be virtual or direct. Try both. Don't use
* the "hier" versions.
*/
Method* method = dvmFindDirectMethodByDescriptor(clazz, methodName,
methodSignature);
if (method == NULL) {
method = dvmFindVirtualMethodByDescriptor(clazz, methodName,
methodSignature);
}
if (method == NULL) {
ALOGE("dvmFindInlinableMethod: can't find method %s.%s %s",
clazz->descriptor, methodName, methodSignature);
return NULL;
}
/*
* Check that the method is appropriate for inlining.
*/
if (!dvmIsFinalClass(clazz) && !dvmIsFinalMethod(method)) {
ALOGE("dvmFindInlinableMethod: can't inline non-final method %s.%s",
clazz->descriptor, method->name);
return NULL;
}
if (dvmIsSynchronizedMethod(method) ||
dvmIsDeclaredSynchronizedMethod(method)) {
ALOGE("dvmFindInlinableMethod: can't inline synchronized method %s.%s",
clazz->descriptor, method->name);
return NULL;
}
return method;
}
bool xposedOnVmCreated(JNIEnv* env, const char* className) {
startClassName = className;
keepLoadingXposed = keepLoadingXposed && xposedInitMemberOffsets(env);
if (!keepLoadingXposed)
return false;
jclass miuiResourcesClass = env->FindClass(MIUI_RESOURCES_CLASS);
if (miuiResourcesClass != NULL) {
ClassObject* clazz = (ClassObject*)dvmDecodeIndirectRef(dvmThreadSelf(), miuiResourcesClass);
if (dvmIsFinalClass(clazz)) {
ALOGD("Removing final flag for class '%s'", MIUI_RESOURCES_CLASS);
clazz->accessFlags &= ~ACC_FINAL;
}
}
env->ExceptionClear();
jclass xTypedArrayClass = env->FindClass(XTYPEDARRAY_CLASS);
if (xTypedArrayClass == NULL) {
ALOGE("Error while loading XTypedArray class '%s':\n", XTYPEDARRAY_CLASS);
dvmLogExceptionStackTrace();
env->ExceptionClear();
return false;
}
xposedPrepareSubclassReplacement(xTypedArrayClass);
xposedClass = env->FindClass(XPOSED_CLASS);
xposedClass = reinterpret_cast<jclass>(env->NewGlobalRef(xposedClass));
if (xposedClass == NULL) {
ALOGE("Error while loading Xposed class '%s':\n", XPOSED_CLASS);
dvmLogExceptionStackTrace();
env->ExceptionClear();
return false;
}
ALOGI("Found Xposed class '%s', now initializing\n", XPOSED_CLASS);
if (register_de_robv_android_xposed_XposedBridge(env) != JNI_OK) {
ALOGE("Could not register natives for '%s'\n", XPOSED_CLASS);
env->ExceptionClear();
return false;
}
return true;
}
bool xposedOnVmCreated(JNIEnv* env, const char* className) {
startClassName = className;
keepLoadingXposed = keepLoadingXposed && xposedInitMemberOffsets(env);
if (!keepLoadingXposed)
return false;
// disable some access checks
patchReturnTrue((uintptr_t) & dvmCheckClassAccess);
patchReturnTrue((uintptr_t) & dvmCheckFieldAccess);
patchReturnTrue((uintptr_t) & dvmInSamePackage);
if (access(XPOSED_DIR "conf/do_not_hook_dvmCheckMethodAccess", F_OK) != 0)
patchReturnTrue((uintptr_t) & dvmCheckMethodAccess);
jclass miuiResourcesClass = env->FindClass(MIUI_RESOURCES_CLASS);
if (miuiResourcesClass != NULL) {
ClassObject* clazz = (ClassObject*) dvmDecodeIndirectRef(
dvmThreadSelf(), miuiResourcesClass);
if (dvmIsFinalClass(clazz)) {
ALOGD("Removing final flag for class '%s'", MIUI_RESOURCES_CLASS);
clazz->accessFlags &= ~ACC_FINAL;
}
}
env->ExceptionClear();
xposedClass = env->FindClass(XPOSED_CLASS);
xposedClass = reinterpret_cast<jclass>(env->NewGlobalRef(xposedClass));
if (xposedClass == NULL) {
ALOGE("Error while loading Xposed class '%s':\n", XPOSED_CLASS);
dvmLogExceptionStackTrace();
env->ExceptionClear();
return false;
}
ALOGI("Found Xposed class '%s', now initializing\n", XPOSED_CLASS);
if (register_de_robv_android_xposed_XposedBridge(env) != JNI_OK) {
ALOGE("Could not register natives for '%s'\n", XPOSED_CLASS);
return false;
}
return true;
}
