MarcoBuster/Magisk
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Improve handling of snet extention

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This commit is contained in:
topjohnwu 2018-04-05 20:52:34 +08:00
parent e79d764148
commit fb5e8ef40c
1 changed files with 10 additions and 15 deletions
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25
src/main/java/com/topjohnwu/magisk/asyncs/CheckSafetyNet.java
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@ -43,31 +43,26 @@ public class CheckSafetyNet extends ParallelTask<Void, Void, Exception> {
conn.disconnect();
}
private void loadClasses() throws ClassNotFoundException {
loader = new DexClassLoader(dexPath.toString(), dexPath.getParent(),
private void dyload() throws ReflectiveOperationException {
loader = new DexClassLoader(dexPath.getPath(), dexPath.getParent(),
null, ClassLoader.getSystemClassLoader());
helperClazz = loader.loadClass(Const.SNET_PKG + ".SafetyNetHelper");
callbackClazz = loader.loadClass(Const.SNET_PKG + ".SafetyNetCallback");
int snet_ver = (int) helperClazz.getMethod("getVersion").invoke(null);
if (snet_ver != Const.SNET_VER) {
throw new ReflectiveOperationException();
}
}
@Override
protected Exception doInBackground(Void... voids) {
int snet_ver = -1;
try {
if (!dexPath.exists())
dlSnet();
loadClasses();
try {
snet_ver = (int) helperClazz.getMethod("getVersion").invoke(null);
} catch (NoSuchMethodException e) {
e.printStackTrace();
}
if (snet_ver != Const.SNET_VER) {
dyload();
} catch (ReflectiveOperationException e) {
// If dynamic load failed, try re-downloading and reload
dlSnet();
loadClasses();
dyload();
}
} catch (Exception e) {
return e;