Finding symbols from oat/dex files

frontend/.gitignore

@@ -15,4 +15,5 @@
 /captures
 .externalNativeBuild
 .cxx
-local.properties
+local.properties
+.kotlin

frontend/app/build.gradle.kts

@@ -49,6 +49,7 @@ android {
                 getDefaultProguardFile("proguard-android-optimize.txt"),
                 "proguard-rules.pro"
             )
+            signingConfig = signingConfigs.getByName("debug")
         }
     }
     buildFeatures {

frontend/client/build.gradle.kts

@@ -26,24 +26,17 @@ android {
         sourceCompatibility = JavaVersion.VERSION_11
         targetCompatibility = JavaVersion.VERSION_11
     }
-    kotlinOptions {
-        jvmTarget = "11"
-    }
+    kotlinOptions { jvmTarget = "11" }
 
     // Flavors and build types need to at least contain the ones of the app
     flavorDimensions.add("version")
     productFlavors {
-        create("real") {
-            dimension = "version"
-        }
-        create("mock") {
-            dimension = "version"
-        }
+        create("real") { dimension = "version" }
+        create("mock") { dimension = "version" }
     }
 }
 
 dependencies {
-
     val realImplementation by configurations.getting
     val testRealImplementation by configurations.getting
     val testRealDebugImplementation by configurations.creating
@@ -70,4 +63,4 @@ tasks.cyclonedxBom {
     setIncludeBomSerialNumber(false)
     setIncludeLicenseText(true)
     setIncludeMetadataResolution(true)
-}
+}

frontend/client/src/main/java/de/amosproj3/ziofa/client/Client.kt

@@ -1,4 +1,5 @@
 // SPDX-FileCopyrightText: 2024 Felix Hilgers <[email protected]>
+// SPDX-FileCopyrightText: 2024 Robin Seidl <[email protected]>
 //
 // SPDX-License-Identifier: MIT
 
@@ -38,6 +39,10 @@ sealed class Event {
 
 data class Process(val pid: Int, val ppid: Int, val state: String, val cmd: Command?)
 
+data class StringResponse(val name: String)
+
+data class Symbol(val method: String, val offset: ULong)
+
 sealed class Command {
     data class Cmdline(val components: List<String>) : Command()
 
@@ -67,6 +72,10 @@ interface Client {
 
     suspend fun setConfiguration(configuration: Configuration)
 
+    suspend fun getOdexFiles(pid: UInt): Flow<String>
+
+    suspend fun getSymbols(odexFilePath: String): Flow<Symbol>
+
     suspend fun initStream(): Flow<Event>
 }
 

frontend/client/src/mock/java/de/amosproj3/ziofa/client/RustClient.kt

@@ -1,5 +1,6 @@
 // SPDX-FileCopyrightText: 2024 Felix Hilgers <[email protected]>
 // SPDX-FileCopyrightText: 2024 Luca Bretting <[email protected]>
+// SPDX-FileCopyrightText: 2024 Robin Seidl <[email protected]>
 //
 // SPDX-License-Identifier: MIT
 
@@ -109,6 +110,56 @@ object RustClient : Client {
             }
         }
     }
+
+    override suspend fun getOdexFiles(pid: UInt): Flow<String> = flow {
+        emit("/system/framework/oat/x86_64/android.test.base.odex")
+        emit("/system/framework/oat/x86_64/android.hidl.base-V1.0-java.odex")
+        emit("/system/framework/oat/x86_64/org.apache.http.legacy.odex")
+        emit("/system/framework/oat/x86_64/android.hidl.manager-V1.0-java.odex")
+        emit("/system_ext/framework/oat/x86_64/androidx.window.sidecar.odex")
+        emit(
+            "/data/app/~~0cD8TtY5ggbzXOrlKANgwQ==/de.amosproj3.ziofa-Sm8ZemAtgxCr5VAK1Cwi8Q==/oat/x86_64/base.odex"
+        )
+
+        emit("/system_ext/framework/oat/x86_64/androidx.window.extensions.odex")
+    }
+
+    override suspend fun getSymbols(odexFilePath: String): Flow<Symbol> = flow {
+        emit(
+            Symbol(
+                method =
+                    "void androidx.compose.material3.SearchBarDefaults\$InputField\$1\$1.<init>(kotlin.jvm.functions.Function1)",
+                offset = 6012800u,
+            )
+        )
+        emit(
+            Symbol(
+                method =
+                    "void kotlin.collections.ArraysKt___ArraysKt\$asSequence\$\$inlined\$Sequence\$2.<init>(byte[])",
+                offset = 5915712u,
+            )
+        )
+        emit(
+            Symbol(
+                method =
+                    "boolean androidx.compose.ui.platform.ViewLayer\$Companion.getHasRetrievedMethod()",
+                offset = 24010112u,
+            )
+        )
+        emit(
+            Symbol(
+                method =
+                    "androidx.core.app.NotificationCompat\$BubbleMetadata androidx.core.app.NotificationCompat\$BubbleMetadata\$Api29Impl.fromPlatform(android.app.Notification\$BubbleMetadata)",
+                offset = 25453376u,
+            )
+        )
+        emit(
+            Symbol(
+                method = "byte androidx.emoji2.text.flatbuffer.FlexBuffers\$Blob.get(int)",
+                offset = 26906336u,
+            )
+        )
+    }
 }
 
 class RustClientFactory(val url: String) : ClientFactory {

frontend/client/src/real/java/de.amosproj3.ziofa.client/RustClient.kt

@@ -1,4 +1,5 @@
 // SPDX-FileCopyrightText: 2024 Felix Hilgers <[email protected]>
+// SPDX-FileCopyrightText: 2024 Robin Seidl <[email protected]>
 //
 // SPDX-License-Identifier: MIT
 
@@ -77,6 +78,10 @@ private fun Configuration.into() =
             },
     )
 
+private fun uniffi.shared.StringResponse.into() = StringResponse(name)
+
+private fun uniffi.shared.Symbol.into() = Symbol(method, offset)
+
 class RustClient(private val inner: uniffi.client.Client) : Client {
 
     override suspend fun serverCount(): Flow<UInt> = inner.serverCountFlow()
@@ -102,6 +107,12 @@ class RustClient(private val inner: uniffi.client.Client) : Client {
     override suspend fun setConfiguration(configuration: Configuration) =
         inner.setConfiguration(configuration.into())
 
+    override suspend fun getOdexFiles(pid: UInt): Flow<String> =
+        inner.getOdexFilesFlow(pid).mapNotNull { it.into().name }
+
+    override suspend fun getSymbols(odexFilePath: String): Flow<Symbol> =
+        inner.getSymbolFlow(odexFilePath).mapNotNull { it.into() }
+
     override suspend fun initStream(): Flow<Event> = inner.initStreamFlow().mapNotNull { it.into() }
 }
 
@@ -141,3 +152,19 @@ fun uniffi.client.Client.initStreamFlow() = flow {
         }
     }
 }
+
+fun uniffi.client.Client.getOdexFilesFlow(pid: UInt) = flow {
+    getOdexFiles(pid).use { stream ->
+        while (true) {
+            stream.next()?.also { file -> emit(file) } ?: break
+        }
+    }
+}
+
+fun uniffi.client.Client.getSymbolFlow(odexFilePath: String) = flow {
+    getSymbols(odexFilePath).use { stream ->
+        while (true) {
+            stream.next()?.also { symbol -> emit(symbol) } ?: break
+        }
+    }
+}