manager: Add the ability to get a list of active managers

manager/app/src/main/java/com/sukisu/ultra/Natives.kt

@@ -118,6 +118,12 @@ object Natives {
      */
     external fun clearDynamicSign(): Boolean
 
+    /**
+     * Get active managers list when dynamic sign is enabled
+     * @return ManagersList object containing active managers, or null if failed or not enabled
+     */
+    external fun getManagersList(): ManagersList?
+
     private const val NON_ROOT_DEFAULT_PROFILE_KEY = "$"
     private const val NOBODY_UID = 9999
 
@@ -177,7 +183,6 @@ object Natives {
         val size: Int = 0,
         val hash: String = ""
     ) : Parcelable {
-        constructor() : this(0, "")
 
         fun isValid(): Boolean {
             return size > 0 && hash.length == 64 && hash.all {
@@ -186,6 +191,22 @@ object Natives {
         }
     }
 
+    @Immutable
+    @Parcelize
+    @Keep
+    data class ManagersList(
+        val count: Int = 0,
+        val managers: List<ManagerInfo> = emptyList()
+    ) : Parcelable
+
+    @Immutable
+    @Parcelize
+    @Keep
+    data class ManagerInfo(
+        val uid: Int = 0,
+        val signatureIndex: Int = 0
+    ) : Parcelable
+
     @Immutable
     @Parcelize
     @Keep

manager/app/src/main/java/com/sukisu/ultra/ui/screen/Home.kt

@@ -719,6 +719,32 @@ private fun InfoCard(
                 icon = Icons.Default.SettingsSuggest,
             )
 
+            // 活跃管理器
+            if (systemInfo.isDynamicSignEnabled && systemInfo.managersList != null) {
+                val signatureMap = systemInfo.managersList.managers.groupBy { it.signatureIndex }
+
+                val managersText = buildString {
+                    signatureMap.toSortedMap().forEach { (signatureIndex, managers) ->
+                        append(managers.joinToString(", ") { "UID:${it.uid}" })
+                        append(" ")
+                        append(
+                            when (signatureIndex) {
+                                1 -> "(${stringResource(R.string.default_signature)})"
+                                2 -> "(${stringResource(R.string.dynamic_signature)})"
+                                else -> if (signatureIndex >= 0) "(${stringResource(R.string.signature_index, signatureIndex)})" else "(${stringResource(R.string.unknown_signature)})"
+                            }
+                        )
+                        append("; ")
+                    }
+                }.trimEnd(' ', ';')
+
+                InfoCardItem(
+                    stringResource(R.string.multi_manager_list),
+                    managersText.ifEmpty { stringResource(R.string.no_active_manager) },
+                    icon = Icons.Default.Group,
+                )
+            }
+
             InfoCardItem(
                 stringResource(R.string.home_selinux_status),
                 systemInfo.seLinuxStatus,

manager/app/src/main/java/com/sukisu/ultra/ui/viewmodel/HomeViewModel.kt

@@ -60,7 +60,9 @@ class HomeViewModel : ViewModel() {
         val susSUMode: String = "",
         val superuserCount: Int = 0,
         val moduleCount: Int = 0,
-        val kpmModuleCount: Int = 0
+        val kpmModuleCount: Int = 0,
+        val managersList: Natives.ManagersList? = null,
+        val isDynamicSignEnabled: Boolean = false
     )
 
     private val gson = Gson()
@@ -242,6 +244,26 @@ class HomeViewModel : ViewModel() {
                     }
                 }
 
+                // 获取动态签名状态和管理器列表
+                val dynamicSignConfig = try {
+                    Natives.getDynamicSign()
+                } catch (e: Exception) {
+                    Log.w(TAG, "Failed to get dynamic sign config", e)
+                    null
+                }
+
+                val isDynamicSignEnabled = dynamicSignConfig?.isValid() == true
+                val managersList = if (isDynamicSignEnabled) {
+                    try {
+                        Natives.getManagersList()
+                    } catch (e: Exception) {
+                        Log.w(TAG, "Failed to get managers list", e)
+                        null
+                    }
+                } else {
+                    null
+                }
+
                 systemInfo = SystemInfo(
                     kernelRelease = uname.release,
                     androidVersion = Build.VERSION.RELEASE,
@@ -256,7 +278,9 @@ class HomeViewModel : ViewModel() {
                     susSUMode = susSUMode,
                     superuserCount = getSuperuserCount(),
                     moduleCount = getModuleCount(),
-                    kpmModuleCount = getKpmModuleCount()
+                    kpmModuleCount = getKpmModuleCount(),
+                    managersList = managersList,
+                    isDynamicSignEnabled = isDynamicSignEnabled
                 )
             } catch (e: Exception) {
                 Log.e(TAG, "Error fetching system info", e)