From 67ffcd7fa893bcfa6a3d531eb4375fde0db12dde Mon Sep 17 00:00:00 2001
From: p30496857 <p30496857@example.org>
Date: Thu, 23 Nov 2023 13:52:15 +0800
Subject: [PATCH] ADD file via upload

---
 AudioOutput.java | 98 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 98 insertions(+)
 create mode 100644 AudioOutput.java

diff --git a/AudioOutput.java b/AudioOutput.java
new file mode 100644
index 0000000..771bed4
--- /dev/null
+++ b/AudioOutput.java
@@ -0,0 +1,98 @@
+package AudioChecker;
+
+import soot.*;
+import soot.jimple.*;
+import soot.options.Options;
+
+import java.util.Collections;
+import java.util.Iterator;
+import java.util.List;
+
+public class AudioOutput {
+	private final static String androidJAR = "D:\\Android\\Android SDK\\platforms";; // Android 平台库路径
+	private final static String appApk = "C:\\Users\\32082\\Desktop\\soot\\soot-android-static-analysis-master\\apk\\Audio\\飞书.apk"; // APK
+																																		// 文件路径
+
+	public static void main(String[] args) {
+		// Soot 配置
+		Options.v().set_src_prec(Options.src_prec_apk);
+		Options.v().set_android_jars(androidJAR); // 确保指向正确的 Android 平台库
+		Options.v().set_process_dir(Collections.singletonList(appApk));
+		Options.v().set_allow_phantom_refs(true); // 允许幻影引用，对于找不到的类
+		Options.v().set_output_format(Options.output_format_jimple);
+		Scene.v().loadNecessaryClasses();
+
+		// 遍历所有类
+		for (SootClass sootClass : Scene.v().getApplicationClasses()) {
+			for (SootMethod method : sootClass.getMethods()) {
+				if (method.isConcrete()) {
+					Body body = method.retrieveActiveBody();
+					analyzeMethod(body);
+				}
+			}
+		}
+	}
+
+	private static void analyzeMethod(Body body) {
+        boolean audioFocusLossCaseFound = false;
+        for (Unit unit : body.getUnits()) {
+        	// 查找 switch(focusChange) 语句
+//	        System.out.println("We got it!");
+		    if (unit instanceof TableSwitchStmt) {
+		        TableSwitchStmt switchStmt = (TableSwitchStmt) unit;
+		        Value switchKey = switchStmt.getKey();
+		        List<ValueBox> useBoxes = switchKey.getUseBoxes();
+		        System.out.println("We got switch!");
+		        if (useBoxes.stream().anyMatch(box -> box.getValue().toString().equals("focusChange"))) {
+			        System.out.println("We got focusChange!");
+
+	                List<Unit> targets = switchStmt.getTargets();
+		            // 检查是否有 case AudioManager.AUDIOFOCUS_LOSS
+		        	for (Unit target : targets) {
+	                    if (target.toString().contains("AudioManager.AUDIOFOCUS_LOSS")) {
+	    			        System.out.println("We got AudioManager.AUDIOFOCUS_LOSS!");
+	                        analyzeMediaPlayerCalls(target, body.getUnits());
+	                        break; // 找到后退出循环
+	                    }
+	                }
+		        }
+		    }
+        }
+}
+
+	private static void analyzeMediaPlayerCalls(Unit caseStartPoint, PatchingChain<Unit> units) {
+		boolean pauseOrStopCalled = false;
+		Unit currentUnit = caseStartPoint;
+
+		// 遍历 case 代码块
+		while (currentUnit != null) {
+			if (currentUnit instanceof InvokeStmt) {
+				InvokeStmt invokeStmt = (InvokeStmt) currentUnit;
+				InvokeExpr invokeExpr = invokeStmt.getInvokeExpr();
+
+				if (invokeExpr instanceof InstanceInvokeExpr) {
+					InstanceInvokeExpr instanceInvokeExpr = (InstanceInvokeExpr) invokeExpr;
+					SootMethod method = instanceInvokeExpr.getMethod();
+
+					if (isMediaPlayerPauseOrStopMethod(method)) {
+						System.out.println("Found MediaPlayer call to " + method.getName() + " in method: "
+								+ ((Body) caseStartPoint).getMethod());
+						pauseOrStopCalled = true;
+						break; // 找到之后跳出循环
+					}
+				}
+			}
+			// 移动到下一个单元
+			currentUnit = units.getSuccOf(currentUnit);
+		}
+
+		if (!pauseOrStopCalled) {
+			System.out.println("No MediaPlayer pause or stop call found in AudioManager.AUDIOFOCUS_LOSS case");
+		}
+	}
+
+	private static boolean isMediaPlayerPauseOrStopMethod(SootMethod method) {
+		return method.getDeclaringClass().getName().equals("android.media.MediaPlayer")
+				&& (method.getName().equals("pause") || method.getName().equals("stop"));
+	}
+}
\ No newline at end of file