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Add LOKI support
add LOKI as submodules add "lokiaboot" and "lokipatch" partition properties to fstab patch partitions marked as "lokipatch" before flashing
1 parent e4b2cdc commit 3c1b210

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9 files changed

+147
-4
lines changed

9 files changed

+147
-4
lines changed

‎.gitmodules‎

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@@ -0,0 +1,3 @@
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[submodule "sub_projects/Loki"]
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path = sub_projects/Loki
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url = https://github.com/efidroid/modules_loki.git

‎app/build.gradle‎

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@@ -25,6 +25,10 @@ android {
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buildConfigField "long", "TIMESTAMP", System.currentTimeMillis() + "L"
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buildConfigField "String", "USERNAME", "\""+System.getProperty("user.name")+"\""
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buildConfigField "String", "HOSTNAME", "\""+InetAddress.getLocalHost().getHostName()+"\""
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ndk {
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abiFilters "armeabi-v7a"
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}
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}
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buildTypes {
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release {
@@ -36,6 +40,11 @@ android {
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versionNameSuffix "-debug"
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}
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}
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externalNativeBuild {
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ndkBuild {
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path 'src/main/cpp/Android.mk'
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}
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}
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}
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dependencies {

‎app/src/main/cpp/Android.mk‎

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LOCAL_PATH := $(call my-dir)
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include $(CLEAR_VARS)
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LOCAL_MODULE := loki-wrapper
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LOCAL_SRC_FILES := loki_wrapper.c
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LOCAL_C_INCLUDES := $(LOCAL_PATH)/../../../../sub_projects/Loki
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LOCAL_STATIC_LIBRARIES := libloki_static
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include $(BUILD_SHARED_LIBRARY)
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include $(LOCAL_PATH)/../../../../sub_projects/Loki/Android.mk

‎app/src/main/cpp/loki_wrapper.c‎

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#include <jni.h>
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#include <loki.h>
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JNIEXPORT jint JNICALL
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Java_org_efidroid_efidroidmanager_LokiTool_lokiPatch(JNIEnv *env, jobject instance,
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jstring partitionLabel_, jstring abootImage_,
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jstring inImage_, jstring outImage_) {
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const char *partitionLabel = (*env)->GetStringUTFChars(env, partitionLabel_, 0);
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const char *abootImage = (*env)->GetStringUTFChars(env, abootImage_, 0);
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const char *inImage = (*env)->GetStringUTFChars(env, inImage_, 0);
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const char *outImage = (*env)->GetStringUTFChars(env, outImage_, 0);
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int ret = loki_patch(partitionLabel,abootImage,inImage,outImage);
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(*env)->ReleaseStringUTFChars(env, partitionLabel_, partitionLabel);
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(*env)->ReleaseStringUTFChars(env, abootImage_, abootImage);
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(*env)->ReleaseStringUTFChars(env, inImage_, inImage);
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(*env)->ReleaseStringUTFChars(env, outImage_, outImage);
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return ret;
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}
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JNIEXPORT jint JNICALL
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Java_org_efidroid_efidroidmanager_LokiTool_lokiFlash(JNIEnv *env, jobject instance,
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jstring partitionLabel_, jstring image_) {
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const char *partitionLabel = (*env)->GetStringUTFChars(env, partitionLabel_, 0);
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const char *image = (*env)->GetStringUTFChars(env, image_, 0);
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int ret = loki_flash(partitionLabel, image);
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(*env)->ReleaseStringUTFChars(env, partitionLabel_, partitionLabel);
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(*env)->ReleaseStringUTFChars(env, image_, image);
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return ret;
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}

‎app/src/main/java/org/efidroid/efidroidmanager/LokiTool.java‎

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package org.efidroid.efidroidmanager;
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public class LokiTool {
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public enum PartitionLabel {
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BOOT("boot"),
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RECOVERY("recovery");
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String mLabel;
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PartitionLabel(String s) {
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mLabel=s;
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}
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public String getLabel() {
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return mLabel;
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}
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}
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static {
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System.loadLibrary("loki-wrapper");
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}
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private LokiTool() {}
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private static native int lokiPatch(String partitionLabel, String bootloaderImage,
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String inImage, String outImage);
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private static native int lokiFlash(String partitionLabel, String image);
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public static boolean patchImage(PartitionLabel label, String bootloaderImage,
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String inImage, String outImage) {
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return lokiPatch(label.getLabel(),bootloaderImage,inImage,outImage) == 0;
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}
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public static boolean flashImage(PartitionLabel label, String image) {
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return lokiFlash(label.getLabel(), image) == 0;
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}
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}

‎app/src/main/java/org/efidroid/efidroidmanager/tasks/EFIDroidInstallServiceTask.java‎

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@@ -4,6 +4,7 @@
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import android.support.annotation.Keep;
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66
import org.efidroid.efidroidmanager.AppConstants;
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import org.efidroid.efidroidmanager.LokiTool;
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import org.efidroid.efidroidmanager.R;
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import org.efidroid.efidroidmanager.RootToolsEx;
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import org.efidroid.efidroidmanager.Util;
@@ -17,6 +18,7 @@
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import org.json.JSONObject;
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import java.io.BufferedInputStream;
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import java.io.FileNotFoundException;
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import java.io.FileOutputStream;
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import java.io.InputStream;
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import java.io.OutputStream;
@@ -114,6 +116,17 @@ private String downloadUpdate(String urlString) throws Exception {
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return downloadDir;
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}
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119+
private void lokiPatchAndFlash(LokiTool.PartitionLabel partition,
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String bootloaderImage, String file) throws Exception {
121+
if (bootloaderImage == null)
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throw new FileNotFoundException("Cannot find backed up bootloader");
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String patchedFile = file + ".lok";
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if (!LokiTool.patchImage(partition,bootloaderImage,file,patchedFile))
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throw new Exception("Loki patching error");
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if (!LokiTool.flashImage(partition,patchedFile))
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throw new Exception("Loki flashing patched image error");
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}
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private void doInstall(String updateDir) throws Exception {
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// get esp parent directory
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String espParent = mDeviceInfo.getESPDir(false);
@@ -128,7 +141,7 @@ private void doInstall(String updateDir) throws Exception {
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if (!mInstallationStatus.isInstalled() || mInstallationStatus.isBroken()) {
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// create backups
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for (FSTabEntry entry : mDeviceInfo.getFSTab().getFSTabEntries()) {
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if (!entry.isUEFI())
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if (!(entry.isUEFI() || entry.isLokiAboot())) //also backup bootloader partition
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continue;
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if (!RootToolsEx.isFile(updateDir + "/" + entry.getName() + ".img"))
@@ -161,13 +174,30 @@ private void doInstall(String updateDir) throws Exception {
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}
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}
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177+
//fetch backed up bootloader image name
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String bootloaderImage = null;
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for (FSTabEntry entry : mDeviceInfo.getFSTab().getFSTabEntries()) {
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if (entry.isLokiAboot()) {
181+
bootloaderImage = espDir + "/partition_" + entry.getName() + ".img";
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}
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}
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// install
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for (FSTabEntry entry : mDeviceInfo.getFSTab().getFSTabEntries()) {
166187
if (!entry.isUEFI())
167188
continue;
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169190
String file = updateDir + "/" + entry.getName() + ".img";
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RootToolsEx.dd(file, entry.getBlkDevice());
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192+
//if needed, apply LOKI patch to boot and recovery partitions
193+
if (entry.isLokiPatch() &&
194+
entry.getName().equals(LokiTool.PartitionLabel.BOOT.getLabel()))
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lokiPatchAndFlash(LokiTool.PartitionLabel.BOOT,bootloaderImage,file);
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else if (entry.isLokiPatch() &&
197+
entry.getName().equals(LokiTool.PartitionLabel.RECOVERY.getLabel()))
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lokiPatchAndFlash(LokiTool.PartitionLabel.RECOVERY,bootloaderImage,file);
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else
200+
RootToolsEx.dd(file, entry.getBlkDevice());
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}
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}
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‎app/src/main/java/org/efidroid/efidroidmanager/tasks/EFIDroidUninstallServiceTask.java‎

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@@ -54,7 +54,7 @@ private void doUninstall() throws Exception {
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String espDir = espParent + "/UEFIESP";
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RootToolsEx.mkdir(espDir, true);
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// restore backups
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// restore backups, do not restore bootloader
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for (FSTabEntry entry : mDeviceInfo.getFSTab().getFSTabEntries()) {
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if (!entry.isUEFI())
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continue;
@@ -64,7 +64,7 @@ private void doUninstall() throws Exception {
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6565
// remove backups
6666
for (FSTabEntry entry : mDeviceInfo.getFSTab().getFSTabEntries()) {
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if (!entry.isUEFI())
67+
if (!(entry.isUEFI() || entry.isLokiAboot()))
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continue;
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7070
RootTools.deleteFileOrDirectory(espDir + "/partition_" + entry.getName() + ".img", false);

‎app/src/main/java/org/efidroid/efidroidmanager/types/FSTabEntry.java‎

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@@ -105,6 +105,26 @@ public boolean isMultiboot() {
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return false;
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}
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108+
public boolean isLokiAboot() {
109+
String[] parts = mFfMgrFlags.split(",");
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for (String part : parts) {
111+
if (part.equals("lokiaboot")) {
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return true;
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}
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}
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return false;
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}
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118+
public boolean isLokiPatch() {
119+
String[] parts = mFfMgrFlags.split(",");
120+
for (String part : parts) {
121+
if (part.equals("lokipatch")) {
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return true;
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}
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}
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return false;
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}
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108128
public boolean isUEFI() {
109129
String[] parts = mFfMgrFlags.split(",");
110130
for (String part : parts) {

‎sub_projects/Loki‎

Submodule Loki added at 784e86f

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