Add support for loading trusted dex files.
Which can use hidden APIs.
bug: 64382372
Test: m
Change-Id: Ifd40b49270c11ad51281b2127532952fb5206a9d
diff --git a/runtime/native/dalvik_system_DexFile.cc b/runtime/native/dalvik_system_DexFile.cc
index 8320d9c..0c67e88 100644
--- a/runtime/native/dalvik_system_DexFile.cc
+++ b/runtime/native/dalvik_system_DexFile.cc
@@ -816,6 +816,28 @@
return static_cast<jlong>(file_size);
}
+static void DexFile_setTrusted(JNIEnv* env, jclass, jobject j_cookie) {
+ Runtime* runtime = Runtime::Current();
+ ScopedObjectAccess soa(env);
+
+ // Currently only allow this for debuggable apps.
+ if (!runtime->IsJavaDebuggable()) {
+ ThrowSecurityException("Can't exempt class, process is not debuggable.");
+ return;
+ }
+
+ std::vector<const DexFile*> dex_files;
+ const OatFile* oat_file;
+ if (!ConvertJavaArrayToDexFiles(env, j_cookie, dex_files, oat_file)) {
+ Thread::Current()->AssertPendingException();
+ return;
+ }
+
+ for (const DexFile* dex_file : dex_files) {
+ const_cast<DexFile*>(dex_file)->SetIsPlatformDexFile();
+ }
+}
+
static JNINativeMethod gMethods[] = {
NATIVE_METHOD(DexFile, closeDexFile, "(Ljava/lang/Object;)Z"),
NATIVE_METHOD(DexFile,
@@ -854,7 +876,8 @@
"(Ljava/lang/String;Ljava/lang/String;)[Ljava/lang/String;"),
NATIVE_METHOD(DexFile, getStaticSizeOfDexFile, "(Ljava/lang/Object;)J"),
NATIVE_METHOD(DexFile, getDexFileOptimizationStatus,
- "(Ljava/lang/String;Ljava/lang/String;)[Ljava/lang/String;")
+ "(Ljava/lang/String;Ljava/lang/String;)[Ljava/lang/String;"),
+ NATIVE_METHOD(DexFile, setTrusted, "(Ljava/lang/Object;)V")
};
void register_dalvik_system_DexFile(JNIEnv* env) {