Always call into native loader when load a native library (3512d092) · Commits · e / os / android_frameworks_base

core/jni/android_app_NativeActivity.cpp

+90 −84

Original line number	Diff line number	Diff line
		@@ -45,6 +45,7 @@

		#include "core_jni_helpers.h"

		#include "ScopedUtfChars.h"

		#define LOG_TRACE(...)
		//#define LOG_TRACE(...) ALOG(LOG_DEBUG, LOG_TAG, __VA_ARGS__)
		@@ -264,23 +265,29 @@ loadNativeCode_native(JNIEnv* env, jobject clazz, jstring path, jstring funcName
		ALOGD("loadNativeCode_native");
		}

		const char* pathStr = env->GetStringUTFChars(path, NULL);
		ScopedUtfChars pathStr(env, path);
		std::unique_ptr<NativeCode> code;
		bool needNativeBridge = false;

		void* handle = OpenNativeLibrary(env, sdkVersion, pathStr, classLoader, libraryPath);
		if (handle == NULL) {
		if (NativeBridgeIsSupported(pathStr)) {
		handle = NativeBridgeLoadLibrary(pathStr, RTLD_LAZY);
		needNativeBridge = true;
		}
		bool needs_native_bridge = false;
		std::string error_msg;

		void* handle = OpenNativeLibrary(env,
		sdkVersion,
		pathStr.c_str(),
		classLoader,
		libraryPath,
		&needs_native_bridge,
		&error_msg);

		if (handle == nullptr) {
		ALOGW("NativeActivity LoadNativeLibrary(\"%s\") failed: %s",
		pathStr.c_str(),
		error_msg.c_str());
		return 0;
		}
		env->ReleaseStringUTFChars(path, pathStr);

		if (handle != NULL) {
		void* funcPtr = NULL;
		const char* funcStr = env->GetStringUTFChars(funcName, NULL);
		if (needNativeBridge) {
		if (needs_native_bridge) {
		funcPtr = NativeBridgeGetTrampoline(handle, funcStr, NULL, 0);
		} else {
		funcPtr = dlsym(handle, funcStr);
		@@ -359,7 +366,6 @@ loadNativeCode_native(JNIEnv* env, jobject clazz, jstring path, jstring funcName
		if (rawSavedState != NULL) {
		env->ReleaseByteArrayElements(savedState, rawSavedState, 0);
		}
		}

		return (jlong)code.release();
		}