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Code Issues

Use working los 20 spoof patch

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fdc0204576
This commit is contained in:
danielk43 2022-10-16 04:07:33 -04:00 committed by Philip Nagler-Frank
parent 7fee64157f
commit 1380af9848
1 changed files with 25 additions and 47 deletions
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72
src/signature_spoofing_patches/android_frameworks_base-Android13.patch
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@ -1,15 +1,14 @@
diff --git a/core/api/current.txt b/core/api/current.txt
index c8a43db2f9c2..cb812f0f0d73 100644
--- a/core/api/current.txt
+++ b/core/api/current.txt
@@ -85,6 +85,7 @@ package android {
field public static final String DIAGNOSTIC = "android.permission.DIAGNOSTIC";
field public static final String DISABLE_KEYGUARD = "android.permission.DISABLE_KEYGUARD";
@@ -87,6 +87,7 @@ package android {
field public static final String DUMP = "android.permission.DUMP";
+ field public static final String FAKE_PACKAGE_SIGNATURE = "android.permission.FAKE_PACKAGE_SIGNATURE";
field public static final String EXPAND_STATUS_BAR = "android.permission.EXPAND_STATUS_BAR";
field public static final String FACTORY_TEST = "android.permission.FACTORY_TEST";
+ field public static final String FAKE_PACKAGE_SIGNATURE = "android.permission.FAKE_PACKAGE_SIGNATURE";
field public static final String FOREGROUND_SERVICE = "android.permission.FOREGROUND_SERVICE";
field public static final String GET_ACCOUNTS = "android.permission.GET_ACCOUNTS";
field public static final String GET_ACCOUNTS_PRIVILEGED = "android.permission.GET_ACCOUNTS_PRIVILEGED";
@@ -222,6 +223,7 @@ package android {
field public static final String CALL_LOG = "android.permission-group.CALL_LOG";
field public static final String CAMERA = "android.permission-group.CAMERA";
@ -19,7 +18,6 @@ index c8a43db2f9c2..cb812f0f0d73 100644
field public static final String MICROPHONE = "android.permission-group.MICROPHONE";
field public static final String NEARBY_DEVICES = "android.permission-group.NEARBY_DEVICES";
diff --git a/core/res/AndroidManifest.xml b/core/res/AndroidManifest.xml
index 6e48de5ba31f..32b0cd346e91 100644
--- a/core/res/AndroidManifest.xml
+++ b/core/res/AndroidManifest.xml
@@ -3542,6 +3542,21 @@
@ -44,21 +42,7 @@ index 6e48de5ba31f..32b0cd346e91 100644
<!-- @deprecated No longer useful, see
{@link android.content.pm.PackageManager#addPackageToPreferred}
for details. -->
diff --git a/core/res/res/values/config.xml b/core/res/res/values/config.xml
index 34b5589bf81f..fd6507736347 100644
--- a/core/res/res/values/config.xml
+++ b/core/res/res/values/config.xml
@@ -1913,6 +1913,8 @@
<string-array name="config_locationProviderPackageNames" translatable="false">
<!-- The standard AOSP fused location provider -->
<item>com.android.location.fused</item>
+ <!-- Google Play Services or microG (free reimplementation) location provider -->
+ <item>com.google.android.gms</item>
</string-array>
<!-- Package name(s) of Advanced Driver Assistance applications. These packages have additional
diff --git a/core/res/res/values/strings.xml b/core/res/res/values/strings.xml
index e5d90f00f327..7ac26e536f2a 100644
--- a/core/res/res/values/strings.xml
+++ b/core/res/res/values/strings.xml
@@ -974,6 +974,18 @@
@ -81,29 +65,26 @@ index e5d90f00f327..7ac26e536f2a 100644
<string name="permlab_statusBar">disable or modify status bar</string>
<!-- Description of an application permission, listed so the user can choose whether they want to allow the application to do this. -->
diff --git a/services/core/java/com/android/server/pm/ComputerEngine.java b/services/core/java/com/android/server/pm/ComputerEngine.java
index 259ca655d2b9..f78a82b35ef2 100644
--- a/services/core/java/com/android/server/pm/ComputerEngine.java
+++ b/services/core/java/com/android/server/pm/ComputerEngine.java
@@ -1591,6 +1591,31 @@ public class ComputerEngine implements Computer {
@@ -1591,6 +1591,29 @@ public class ComputerEngine implements Computer {
return result;
}
+ private static String getRequestedFakeSignature(AndroidPackage p) {
+ Bundle metaData = p.getMetaData();
+ if (metaData != null) {
+ return metaData.getString("fake-signature");
+ }
+ return null;
+ private boolean requestsFakeSignature(AndroidPackage p) {
+ return p.getMetaData() != null &&
+ p.getMetaData().getString("fake-signature") != null;
+ }
+
+ private static PackageInfo applyFakeSignature(AndroidPackage p, PackageInfo pi,
+ private PackageInfo mayFakeSignature(AndroidPackage p, PackageInfo pi,
+ Set<String> permissions) {
+ try {
+ if (permissions.contains("android.permission.FAKE_PACKAGE_SIGNATURE")
+ && p.getTargetSdkVersion() > Build.VERSION_CODES.LOLLIPOP_MR1) {
+ String sig = getRequestedFakeSignature(p);
+ if (sig != null) {
+ pi.signatures = new Signature[] { new Signature(sig) };
+ if (p.getMetaData() != null &&
+ p.getTargetSdkVersion() > Build.VERSION_CODES.LOLLIPOP_MR1) {
+ String sig = p.getMetaData().getString("fake-signature");
+ if (sig != null &&
+ permissions.contains("android.permission.FAKE_PACKAGE_SIGNATURE")) {
+ pi.signatures = new Signature[] {new Signature(sig)};
+ }
+ }
+ } catch (Throwable t) {
@ -116,25 +97,22 @@ index 259ca655d2b9..f78a82b35ef2 100644
public final PackageInfo generatePackageInfo(PackageStateInternal ps,
@PackageManager.PackageInfoFlagsBits long flags, int userId) {
if (!mUserManager.exists(userId)) return null;
@@ -1620,14 +1645,18 @@ public class ComputerEngine implements Computer {
@@ -1620,13 +1643,15 @@ public class ComputerEngine implements Computer {
final int[] gids = (flags & PackageManager.GET_GIDS) == 0 ? EMPTY_INT_ARRAY
: mPermissionManager.getGidsForUid(UserHandle.getUid(userId, ps.getAppId()));
// Compute granted permissions only if package has requested permissions
- final Set<String> permissions = ((flags & PackageManager.GET_PERMISSIONS) == 0
- || ArrayUtils.isEmpty(p.getRequestedPermissions())) ? Collections.emptySet()
- : mPermissionManager.getGrantedPermissions(ps.getPackageName(), userId);
+ boolean computePermissions = !ArrayUtils.isEmpty(p.getRequestedPermissions()) &&
+ ((flags & PackageManager.GET_PERMISSIONS) != 0 || getRequestedFakeSignature(p) != null);
+ final Set<String> permissions = computePermissions ?
+ mPermissionManager.getGrantedPermissions(ps.name, userId)
+ : Collections.emptySet();
+ final Set<String> permissions = (((flags & PackageManager.GET_PERMISSIONS) == 0
+ && !requestsFakeSignature(p))
|| ArrayUtils.isEmpty(p.getRequestedPermissions())) ? Collections.emptySet()
: mPermissionManager.getGrantedPermissions(ps.getPackageName(), userId);
PackageInfo packageInfo = PackageInfoUtils.generate(p, gids, flags,
- PackageInfo packageInfo = PackageInfoUtils.generate(p, gids, flags,
+ PackageInfo packageInfo = mayFakeSignature(p, PackageInfoUtils.generate(p, gids, flags,
state.getFirstInstallTime(), ps.getLastUpdateTime(), permissions, state, userId,
ps);
- ps);
+ ps),
+ permissions);
+ packageInfo = applyFakeSignature(p, packageInfo, permissions);
+
if (packageInfo == null) {
return null;
}