├── .gitignore ├── .idea ├── encodings.xml ├── gradle.xml ├── misc.xml └── runConfigurations.xml ├── README.md ├── app ├── .gitignore ├── build.gradle ├── proguard-rules.pro └── src │ ├── androidTest │ └── java │ │ └── com │ │ └── wsy │ │ └── androidleaktracer │ │ └── ExampleInstrumentedTest.java │ ├── main │ ├── AndroidManifest.xml │ ├── cpp │ │ ├── CMakeLists.txt │ │ ├── Object.cpp │ │ ├── Object.h │ │ ├── leaktracer_jni.cpp │ │ └── libleaktracer │ │ │ ├── include │ │ │ ├── LeakTracer_l.hpp │ │ │ ├── MapMemoryInfo.hpp │ │ │ ├── MemoryTrace.hpp │ │ │ ├── Mutex.hpp │ │ │ ├── MutexLock.hpp │ │ │ ├── ObjectsPool.hpp │ │ │ └── leaktracer.h │ │ │ └── src │ │ │ ├── AllocationHandlers.cpp │ │ │ └── MemoryTrace.cpp │ ├── java │ │ └── com │ │ │ └── wsy │ │ │ └── androidleaktracer │ │ │ ├── MainActivity.java │ │ │ └── NativeMemoryLeakDetector.java │ └── res │ │ ├── drawable-v24 │ │ └── ic_launcher_foreground.xml │ │ ├── drawable │ │ └── ic_launcher_background.xml │ │ ├── layout │ │ └── activity_main.xml │ │ ├── mipmap-anydpi-v26 │ │ ├── ic_launcher.xml │ │ └── ic_launcher_round.xml │ │ ├── mipmap-hdpi │ │ ├── ic_launcher.png │ │ └── ic_launcher_round.png │ │ ├── mipmap-mdpi │ │ ├── ic_launcher.png │ │ └── ic_launcher_round.png │ │ ├── mipmap-xhdpi │ │ ├── ic_launcher.png │ │ └── ic_launcher_round.png │ │ ├── mipmap-xxhdpi │ │ ├── ic_launcher.png │ │ └── ic_launcher_round.png │ │ ├── mipmap-xxxhdpi │ │ ├── ic_launcher.png │ │ └── ic_launcher_round.png │ │ └── values │ │ ├── colors.xml │ │ ├── strings.xml │ │ └── styles.xml │ └── test │ └── java │ └── com │ └── wsy │ └── androidleaktracer │ └── ExampleUnitTest.java ├── build.gradle ├── gradle.properties ├── gradle └── wrapper │ ├── gradle-wrapper.jar │ └── gradle-wrapper.properties ├── gradlew ├── gradlew.bat ├── leak-tracer-helpers ├── leak-analyze-addr2line32 ├── leak-analyze-addr2line64 ├── leak-analyze-gdb ├── leak-check ├── leakLog.txt └── libleaktracer.so └── settings.gradle /.gitignore: -------------------------------------------------------------------------------- 1 | *.iml 2 | .gradle 3 | /local.properties 4 | /.idea/caches 5 | /.idea/libraries 6 | /.idea/modules.xml 7 | /.idea/workspace.xml 8 | /.idea/navEditor.xml 9 | /.idea/assetWizardSettings.xml 10 | .DS_Store 11 | /build 12 | /captures 13 | .externalNativeBuild 14 | -------------------------------------------------------------------------------- /.idea/encodings.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | -------------------------------------------------------------------------------- /.idea/gradle.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 17 | 18 | -------------------------------------------------------------------------------- /.idea/misc.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 9 | -------------------------------------------------------------------------------- /.idea/runConfigurations.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 11 | 12 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # AndroidLeakTracer 2 | 3 | native内存泄漏检测工具LeakTracer的使用Demo 4 | -------------------------------------------------------------------------------- /app/.gitignore: -------------------------------------------------------------------------------- 1 | /build 2 | -------------------------------------------------------------------------------- /app/build.gradle: -------------------------------------------------------------------------------- 1 | apply plugin: 'com.android.application' 2 | 3 | android { 4 | compileSdkVersion 29 5 | buildToolsVersion "29.0.1" 6 | defaultConfig { 7 | applicationId "com.wsy.androidleaktracer" 8 | minSdkVersion 21 9 | targetSdkVersion 29 10 | versionCode 1 11 | versionName "1.0" 12 | testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner" 13 | externalNativeBuild { 14 | cmake { 15 | cppFlags "" 16 | } 17 | } 18 | ndk{ 19 | abiFilters "armeabi-v7a" 20 | } 21 | } 22 | buildTypes { 23 | release { 24 | minifyEnabled false 25 | proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro' 26 | } 27 | } 28 | externalNativeBuild { 29 | cmake { 30 | path "src/main/cpp/CMakeLists.txt" 31 | version "3.10.2" 32 | } 33 | } 34 | } 35 | 36 | dependencies { 37 | implementation fileTree(dir: 'libs', include: ['*.jar']) 38 | implementation 'androidx.appcompat:appcompat:1.1.0' 39 | implementation 'androidx.constraintlayout:constraintlayout:1.1.3' 40 | testImplementation 'junit:junit:4.12' 41 | androidTestImplementation 'androidx.test:runner:1.2.0' 42 | androidTestImplementation 'androidx.test.espresso:espresso-core:3.2.0' 43 | } 44 | -------------------------------------------------------------------------------- /app/proguard-rules.pro: -------------------------------------------------------------------------------- 1 | # Add project specific ProGuard rules here. 2 | # You can control the set of applied configuration files using the 3 | # proguardFiles setting in build.gradle. 4 | # 5 | # For more details, see 6 | # http://developer.android.com/guide/developing/tools/proguard.html 7 | 8 | # If your project uses WebView with JS, uncomment the following 9 | # and specify the fully qualified class name to the JavaScript interface 10 | # class: 11 | #-keepclassmembers class fqcn.of.javascript.interface.for.webview { 12 | # public *; 13 | #} 14 | 15 | # Uncomment this to preserve the line number information for 16 | # debugging stack traces. 17 | #-keepattributes SourceFile,LineNumberTable 18 | 19 | # If you keep the line number information, uncomment this to 20 | # hide the original source file name. 21 | #-renamesourcefileattribute SourceFile 22 | -------------------------------------------------------------------------------- /app/src/androidTest/java/com/wsy/androidleaktracer/ExampleInstrumentedTest.java: -------------------------------------------------------------------------------- 1 | package com.wsy.androidleaktracer; 2 | 3 | import android.content.Context; 4 | 5 | import androidx.test.InstrumentationRegistry; 6 | import androidx.test.runner.AndroidJUnit4; 7 | 8 | import org.junit.Test; 9 | import org.junit.runner.RunWith; 10 | 11 | import static org.junit.Assert.*; 12 | 13 | /** 14 | * Instrumented test, which will execute on an Android device. 15 | * 16 | * @see Testing documentation 17 | */ 18 | @RunWith(AndroidJUnit4.class) 19 | public class ExampleInstrumentedTest { 20 | @Test 21 | public void useAppContext() { 22 | // Context of the app under test. 23 | Context appContext = InstrumentationRegistry.getTargetContext(); 24 | 25 | assertEquals("com.wsy.androidleaktracer", appContext.getPackageName()); 26 | } 27 | } 28 | -------------------------------------------------------------------------------- /app/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 4 | 5 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | -------------------------------------------------------------------------------- /app/src/main/cpp/CMakeLists.txt: -------------------------------------------------------------------------------- 1 | # For more information about using CMake with Android Studio, read the 2 | # documentation: https://d.android.com/studio/projects/add-native-code.html 3 | 4 | # Sets the minimum version of CMake required to build the native library. 5 | 6 | cmake_minimum_required(VERSION 3.4.1) 7 | 8 | # Creates and names a library, sets it as either STATIC 9 | # or SHARED, and provides the relative paths to its source code. 10 | # You can define multiple libraries, and CMake builds them for you. 11 | # Gradle automatically packages shared libraries with your APK. 12 | include_directories(libleaktracer/include) 13 | add_library( # Sets the name of the library. 14 | leaktracer 15 | 16 | # Sets the library as a shared library. 17 | SHARED 18 | 19 | # Provides a relative path to your source file(s). 20 | leaktracer_jni.cpp 21 | Object.cpp 22 | libleaktracer/src/AllocationHandlers.cpp 23 | libleaktracer/src/MemoryTrace.cpp 24 | ) 25 | 26 | # Searches for a specified prebuilt library and stores the path as a 27 | # variable. Because CMake includes system libraries in the search path by 28 | # default, you only need to specify the name of the public NDK library 29 | # you want to add. CMake verifies that the library exists before 30 | # completing its build. 31 | 32 | find_library( # Sets the name of the path variable. 33 | log-lib 34 | 35 | # Specifies the name of the NDK library that 36 | # you want CMake to locate. 37 | log) 38 | 39 | # Specifies libraries CMake should link to your target library. You 40 | # can link multiple libraries, such as libraries you define in this 41 | # build script, prebuilt third-party libraries, or system libraries. 42 | 43 | target_link_libraries( # Specifies the target library. 44 | leaktracer 45 | 46 | # Links the target library to the log library 47 | # included in the NDK. 48 | ${log-lib}) -------------------------------------------------------------------------------- /app/src/main/cpp/Object.cpp: -------------------------------------------------------------------------------- 1 | // 2 | // Created by Administrator on 2019/10/20. 3 | // 4 | 5 | #include "Object.h" 6 | -------------------------------------------------------------------------------- /app/src/main/cpp/Object.h: -------------------------------------------------------------------------------- 1 | // 2 | // Created by Administrator on 2019/10/20. 3 | // 4 | 5 | #ifndef NATIVEMEMORYLEAKDETECTOR_LEAKEDOBJECT_H 6 | #define NATIVEMEMORYLEAKDETECTOR_LEAKEDOBJECT_H 7 | 8 | 9 | class Object { 10 | 11 | }; 12 | 13 | 14 | #endif //NATIVEMEMORYLEAKDETECTOR_LEAKEDOBJECT_H 15 | -------------------------------------------------------------------------------- /app/src/main/cpp/leaktracer_jni.cpp: -------------------------------------------------------------------------------- 1 | #include 2 | #include 3 | #include "MapMemoryInfo.hpp" 4 | #include "MemoryTrace.hpp" 5 | #include "Object.h" 6 | #include 7 | #include 8 | 9 | 10 | /** starts monitoring memory allocations in all threads */ 11 | void leaktracer_startMonitoringAllThreads( 12 | JNIEnv *env, 13 | jclass) { 14 | leaktracer::MemoryTrace::GetInstance().startMonitoringAllThreads(); 15 | } 16 | 17 | /** starts monitoring memory allocations in current thread */ 18 | void leaktracer_startMonitoringThisThread( 19 | JNIEnv *env, 20 | jclass) { 21 | leaktracer::MemoryTrace::GetInstance().startMonitoringThisThread(); 22 | } 23 | 24 | /** stops monitoring memory allocations (in all threads or in 25 | * this thread only, depends on the function used to start 26 | * monitoring 27 | */ 28 | void leaktracer_stopMonitoringAllocations( 29 | JNIEnv *env, 30 | jclass) { 31 | leaktracer::MemoryTrace::GetInstance().stopMonitoringAllocations(); 32 | } 33 | 34 | /** stops all monitoring - both of allocations and releases */ 35 | void leaktracer_stopAllMonitoring( 36 | JNIEnv *env, 37 | jclass) { 38 | leaktracer::MemoryTrace::GetInstance().stopAllMonitoring(); 39 | } 40 | 41 | /** writes report with all memory leaks */ 42 | void leaktracer_writeLeaksToFile( 43 | JNIEnv *env, 44 | jclass, 45 | jstring filePath 46 | ) { 47 | const char *path = env->GetStringUTFChars(filePath, JNI_FALSE); 48 | leaktracer::MemoryTrace::GetInstance().writeLeaksToFile(path); 49 | env->ReleaseStringUTFChars(filePath, path); 50 | } 51 | 52 | /** 手动触发内存泄漏 **/ 53 | void performLeak( 54 | JNIEnv *env, 55 | jobject /* this */) { 56 | // 申请内存但是不释放 57 | void *leakedMallocMem = malloc(100); 58 | // 申请内存并释放 59 | void *safeMallocMem = malloc(100); 60 | free(safeMallocMem); 61 | 62 | // 创建对象但是不释放 63 | Object *leakedObject = new Object(); 64 | // 创建对象并释放 65 | Object *safeObject = new Object(); 66 | delete (safeObject); 67 | } 68 | 69 | int JNI_OnLoad(JavaVM *javaVM, void *reserved) { 70 | JNIEnv *jniEnv; 71 | if (JNI_OK == javaVM->GetEnv((void **) (&jniEnv), JNI_VERSION_1_4)) { 72 | jclass registerClass = jniEnv->FindClass( 73 | "com/wsy/androidleaktracer/NativeMemoryLeakDetector"); 74 | JNINativeMethod jniNativeMethods[] = { 75 | //3个参数分别为 Java函数的名称，Java函数的签名（不带函数名），本地函数指针 76 | {"startMonitoringAllThreads", "()V", (void *) (leaktracer_startMonitoringAllThreads)}, 77 | {"startMonitoringThisThread", "()V", (void *) (leaktracer_startMonitoringThisThread)}, 78 | {"stopMonitoringAllocations", "()V", (void *) (leaktracer_stopMonitoringAllocations)}, 79 | {"stopAllMonitoring", "()V", (void *) (leaktracer_stopAllMonitoring)}, 80 | {"writeLeaksToFile", "(Ljava/lang/String;)V", (void *) (leaktracer_writeLeaksToFile)}, 81 | {"performLeak", "()V", (void *) (performLeak)} 82 | }; 83 | if (jniEnv->RegisterNatives(registerClass, jniNativeMethods, 84 | sizeof(jniNativeMethods) / sizeof((jniNativeMethods)[0])) < 0) { 85 | return JNI_ERR; 86 | } 87 | } 88 | return JNI_VERSION_1_4; 89 | } 90 | 91 | -------------------------------------------------------------------------------- /app/src/main/cpp/libleaktracer/include/LeakTracer_l.hpp: -------------------------------------------------------------------------------- 1 | #ifndef __LEAKTRACE_L_h_included__ 2 | #define __LEAKTRACE_L_h_included__ 3 | 4 | #ifndef TRACE 5 | #ifdef LOGGER 6 | #define TRACE(arg) fprintf arg 7 | #else 8 | #define TRACE(arg) 9 | #endif 10 | #endif 11 | 12 | #define LEAKTRACER_VERSION "3.0.0" 13 | 14 | #endif /* __LEAKTRACE_L_h_included__ */ 15 | -------------------------------------------------------------------------------- /app/src/main/cpp/libleaktracer/include/MapMemoryInfo.hpp: -------------------------------------------------------------------------------- 1 | //////////////////////////////////////////////////////// 2 | // 3 | // LeakTracer 4 | // Contribution to original project by Erwin S. Andreasen 5 | // site: http://www.andreasen.org/LeakTracer/ 6 | // 7 | // Added by Michael Gopshtein, 2006 8 | // mgopshtein@gmail.com 9 | // 10 | // Any comments/suggestions are welcome 11 | // 12 | //////////////////////////////////////////////////////// 13 | 14 | #ifndef __MAP_MEMORY_INFO_h_included__ 15 | #define __MAP_MEMORY_INFO_h_included__ 16 | 17 | #include "ObjectsPool.hpp" 18 | 19 | 20 | namespace leaktracer { 21 | 22 | /** 23 | * Help class, holds all relevant information for each 24 | * allocation (logically it's a map of void* address to 25 | * structure with required info) 26 | */ 27 | template 28 | class TMapMemoryInfo { 29 | public: 30 | TMapMemoryInfo(void); 31 | virtual ~TMapMemoryInfo(void) {} 32 | 33 | /** Allocates sizeof(T) buffer, and associates it with given 34 | * poiter */ 35 | inline T * insert(void *ptr); 36 | 37 | /** Returns pointer to T object, associated with given pointer */ 38 | inline T * find(void *ptr); 39 | 40 | /** Releases a buffer, associated with given pointer. */ 41 | inline void release(void *ptr); 42 | 43 | /** Following 2 functions used for iteration over all 44 | * elements */ 45 | void beginIteration(void); 46 | bool getNextPair(T **ppObject, void **pptr); 47 | 48 | void clearAllInfo(void); 49 | 50 | private: 51 | // hash function from pointer to int (range is defined by POINTER_HASH_LENGTH static) 52 | inline unsigned long hash(void *ptr); 53 | 54 | // defines single pointer's info 55 | typedef struct _pointer_info_struct { 56 | void *ptr; 57 | T info; 58 | } pointer_info_t; 59 | 60 | // list node - to hold list of all info's having same hash value 61 | typedef struct _list_node_struct { 62 | pointer_info_t pinfo; 63 | struct _list_node_struct *next; 64 | } list_node_t; 65 | 66 | // array of lists (according to hash function) 67 | #define POINTER_HASH_LENGTH 16 68 | #define NUMBER_OF_MEMORY_INFO_LISTS (1 << POINTER_HASH_LENGTH) 69 | list_node_t * __info_lists[NUMBER_OF_MEMORY_INFO_LISTS]; 70 | 71 | // memory allocation - using a pool 72 | #define DEFAULT_NUMBER_OF_ELEMENTS_IN_CHUNK (1 << 12) 73 | typedef TObjectsPool nodes_pool_t; 74 | nodes_pool_t __pool; 75 | 76 | // current position in iteration 77 | long __lIterationCurrentListIndex; 78 | list_node_t *__pIterationCurrentElement; 79 | }; 80 | 81 | 82 | ////////////////////////////////////////////////////////////////////// 83 | // 84 | // IMPLEMENTATION: TMapMemoryInfo 85 | // (inline template functions) 86 | // 87 | ////////////////////////////////////////////////////////////////////// 88 | 89 | template 90 | TMapMemoryInfo::TMapMemoryInfo(void) 91 | { 92 | // initializes all lists to be empty 93 | for( int i = 0; i < NUMBER_OF_MEMORY_INFO_LISTS; i++ ) 94 | __info_lists[i] = NULL; 95 | 96 | // members used for iteration 97 | __lIterationCurrentListIndex = -1; 98 | __pIterationCurrentElement = NULL; 99 | } 100 | 101 | template 102 | inline unsigned long TMapMemoryInfo::hash(void *ptr) 103 | { return (reinterpret_cast(ptr) & (NUMBER_OF_MEMORY_INFO_LISTS - 1)); } 104 | 105 | template 106 | inline T * TMapMemoryInfo::insert(void *ptr) 107 | { 108 | list_node_t * pNew = static_cast(__pool.allocate()); 109 | if( !pNew ) 110 | return NULL; 111 | 112 | // insert to the "hash(ptr)" list 113 | long key = hash(ptr); 114 | pNew->next = __info_lists[key]; 115 | __info_lists[key] = pNew; 116 | 117 | (pNew->pinfo).ptr = ptr; 118 | return &((pNew->pinfo).info); 119 | } 120 | 121 | 122 | template 123 | inline T * TMapMemoryInfo::find(void *ptr) 124 | { 125 | list_node_t * pNext = __info_lists[hash(ptr)]; 126 | while( pNext != NULL ) 127 | { 128 | if( (pNext->pinfo).ptr == ptr ) 129 | return &((pNext->pinfo).info); 130 | pNext = pNext->next; 131 | } 132 | 133 | // not found 134 | return NULL; 135 | } 136 | 137 | 138 | template 139 | inline void TMapMemoryInfo::release(void *ptr) 140 | { 141 | long key = hash(ptr); 142 | list_node_t * pNext = __info_lists[key]; 143 | if( NULL == pNext ) 144 | // list is empty 145 | return; 146 | 147 | if( (pNext->pinfo).ptr == ptr ) 148 | { 149 | // found: is a first element 150 | __info_lists[key] = pNext->next; 151 | __pool.release(pNext); 152 | return; 153 | } 154 | 155 | // searching in other elements 156 | list_node_t * pPrev = pNext; 157 | pNext = pNext->next; 158 | 159 | while( pNext != NULL) 160 | { 161 | if( (pNext->pinfo).ptr == ptr ) 162 | { 163 | pPrev->next = pNext->next; 164 | __pool.release( pNext ); 165 | return; 166 | } 167 | pPrev = pNext; 168 | pNext = pNext->next; 169 | } 170 | } 171 | 172 | 173 | template 174 | void TMapMemoryInfo::beginIteration(void) 175 | { 176 | __lIterationCurrentListIndex = 0; 177 | __pIterationCurrentElement = __info_lists[0]; 178 | } 179 | 180 | 181 | //--------------------------------- 182 | // returns next pair (element, pointer) as output parameters 183 | // returns false if no more elements 184 | template 185 | bool TMapMemoryInfo::getNextPair(T **ppObject, void **pptr) 186 | { 187 | if( NULL == __pIterationCurrentElement ) 188 | { 189 | // current list ended, should find next non-empty list 190 | while (__lIterationCurrentListIndex < NUMBER_OF_MEMORY_INFO_LISTS && 191 | NULL == __pIterationCurrentElement) 192 | { 193 | __lIterationCurrentListIndex ++; 194 | __pIterationCurrentElement = __info_lists[__lIterationCurrentListIndex]; 195 | } 196 | 197 | if (__lIterationCurrentListIndex == NUMBER_OF_MEMORY_INFO_LISTS) 198 | { 199 | // reached the end of the lists 200 | *ppObject = NULL; 201 | *pptr = NULL; 202 | return false; 203 | } 204 | 205 | } 206 | 207 | *ppObject = &(__pIterationCurrentElement->pinfo.info); 208 | *pptr = __pIterationCurrentElement->pinfo.ptr; 209 | 210 | // advise "current element" to be the next element in current list 211 | __pIterationCurrentElement = __pIterationCurrentElement->next; 212 | 213 | return true; 214 | } 215 | 216 | 217 | template 218 | void TMapMemoryInfo::clearAllInfo(void) 219 | { 220 | for (long l = 0; l < NUMBER_OF_MEMORY_INFO_LISTS; l++) { 221 | list_node_t * pNext = __info_lists[l]; 222 | while (pNext != NULL) { 223 | __info_lists[l] = pNext->next; 224 | __pool.release(pNext); 225 | pNext = __info_lists[l]; 226 | } 227 | } 228 | } 229 | 230 | 231 | } // end namespace 232 | 233 | 234 | #endif // include once 235 | -------------------------------------------------------------------------------- /app/src/main/cpp/libleaktracer/include/MemoryTrace.hpp: -------------------------------------------------------------------------------- 1 | //////////////////////////////////////////////////////// 2 | // 3 | // LeakTracer 4 | // Contribution to original project by Erwin S. Andreasen 5 | // site: http://www.andreasen.org/LeakTracer/ 6 | // 7 | // Added by Michael Gopshtein, 2006 8 | // mgopshtein@gmail.com 9 | // 10 | // Any comments/suggestions are welcome 11 | // 12 | //////////////////////////////////////////////////////// 13 | 14 | #ifndef __MEMORY_TRACE_h_included__ 15 | #define __MEMORY_TRACE_h_included__ 16 | 17 | #include 18 | #include 19 | #include 20 | #include 21 | #include 22 | #include 23 | #include 24 | 25 | #ifdef USE_BACKTRACE 26 | #include 27 | #endif 28 | 29 | 30 | #include "Mutex.hpp" 31 | #include "MutexLock.hpp" 32 | #include "MapMemoryInfo.hpp" 33 | #include 34 | 35 | 36 | ///////////////////////////////////////////////////////////// 37 | // Following MACROS are available at compile time: 38 | // 39 | // START_TRACING_FROM_PROCESS_START - starts monitoring memory 40 | // allocations from the start of BeatBox process. 41 | // Otherwise should be explicetly activated 42 | // default: OFF 43 | // 44 | // ALLOCATION_STACK_DEPTH - max number of stack frame to 45 | // save. Max supported value: 10 46 | // 47 | // PRINTED_DATA_BUFFER_SIZE - size of the data buffer to be printed 48 | // for each allocation. 49 | // 50 | ///////////////////////////////////////////////////////////// 51 | 52 | #ifndef ALLOCATION_STACK_DEPTH 53 | # define ALLOCATION_STACK_DEPTH 5 54 | #endif 55 | 56 | #ifndef PRINTED_DATA_BUFFER_SIZE 57 | # define PRINTED_DATA_BUFFER_SIZE 50 58 | #endif 59 | 60 | #include "LeakTracer_l.hpp" 61 | 62 | 63 | namespace leaktracer { 64 | 65 | 66 | /** 67 | * Main class to trace memory allocations 68 | * and releases. 69 | */ 70 | class MemoryTrace { 71 | public: 72 | /** singleton class */ 73 | inline static MemoryTrace &GetInstance(void); 74 | 75 | /** setup undelying libc malloc/free... */ 76 | static int Setup(void); 77 | 78 | /** starts monitoring memory allocations in all threads */ 79 | inline void startMonitoringAllThreads(void); 80 | 81 | /** starts monitoring memory allocations in current thread */ 82 | inline void startMonitoringThisThread(void); 83 | 84 | /** stops monitoring memory allocations (in all threads or in 85 | * this thread only, depends on the function used to start 86 | * monitoring */ 87 | inline void stopMonitoringAllocations(void); 88 | 89 | /** stops all monitoring - both of allocations and releases */ 90 | inline void stopAllMonitoring(void); 91 | 92 | /** registers new memory allocation, should be called by the 93 | * function intercepting "new" calls */ 94 | inline void registerAllocation(void *p, size_t size, bool is_array); 95 | 96 | /** registers memory reallocation, should be called by the 97 | * function intercepting realloc calls */ 98 | inline void registerReallocation(void *p, size_t size, bool is_array); 99 | 100 | /** registers memory release, should be called by the 101 | * function intercepting "delete" calls */ 102 | inline void registerRelease(void *p, bool is_array); 103 | 104 | /** writes report with all memory leaks */ 105 | void writeLeaks(std::ostream &out); 106 | 107 | /** writes report with all memory leaks */ 108 | void writeLeaksToFile(const char *reportFileName); 109 | 110 | /** returns TRUE if all monitoring is currently disabled, 111 | * required to make sure we don't use this class before it 112 | * was properly initialized */ 113 | inline bool AllMonitoringIsDisabled(void) { 114 | return ((__monitoringDisabler != 0) || 115 | (((intptr_t) pthread_getspecific(__thread_internal_disabler_key)) != 0)); 116 | } 117 | 118 | inline int InternalMonitoringDisablerThreadUp(void) { 119 | intptr_t oldvalue; 120 | oldvalue = (intptr_t) pthread_getspecific(__thread_internal_disabler_key); 121 | //TRACE((stderr, "InternalMonitoringDisablerThreadUp oldvalue %d\n", oldvalue)); 122 | pthread_setspecific(__thread_internal_disabler_key, (void *) (oldvalue + 1)); 123 | return oldvalue; 124 | } 125 | 126 | inline int InternalMonitoringDisablerThreadDown(void) { 127 | intptr_t oldvalue; 128 | oldvalue = (intptr_t) pthread_getspecific(__thread_internal_disabler_key); 129 | //TRACE((stderr, "InternalMonitoringDisablerThreadDown oldvalue %d\n", oldvalue)); 130 | pthread_setspecific(__thread_internal_disabler_key, (void *) (oldvalue - 1)); 131 | return oldvalue; 132 | } 133 | 134 | static void __attribute__ ((constructor)) MemoryTraceOnInit(void); 135 | 136 | static void __attribute__ ((destructor)) MemoryTraceOnExit(void); 137 | 138 | /** destructor */ 139 | virtual ~MemoryTrace(void); 140 | 141 | private: 142 | // singleton object 143 | MemoryTrace(void); 144 | 145 | static MemoryTrace *__instance; 146 | 147 | // global settings 148 | bool __setupDone; 149 | bool __monitoringAllThreads; 150 | bool __monitoringReleases; 151 | int __monitoringDisabler; 152 | 153 | // per-thread settings, for cases where only allocations 154 | // made by specific threads are monitored 155 | struct ThreadMonitoringOptions { 156 | bool monitoringAllocations; 157 | 158 | inline ThreadMonitoringOptions() : monitoringAllocations(false) {} 159 | }; 160 | 161 | inline ThreadMonitoringOptions &getThreadOptions(void); 162 | 163 | void removeThreadOptions(ThreadMonitoringOptions *pOptions); 164 | 165 | inline void stopMonitoringPerThreadAllocations(void); 166 | 167 | // key to access per-thread info 168 | pthread_key_t __thread_internal_disabler_key; 169 | 170 | static void CleanUpThreadData(void *ptrThreadOptions); 171 | 172 | pthread_key_t __thread_options_key; 173 | 174 | // init functions 175 | static void init_no_alloc_allowed(); 176 | 177 | static pthread_once_t _init_no_alloc_allowed_once; 178 | 179 | void init_full(); 180 | 181 | static void init_full_from_once(); 182 | 183 | static pthread_once_t _init_full_once; 184 | 185 | // signal handler 186 | static int __sigStartAllThread; 187 | static int __sigStopAllThread; 188 | static int __sigReport; 189 | 190 | static void sigactionHandler(int, siginfo_t *, void *); 191 | 192 | static int signalNumberFromString(const char *signame); 193 | 194 | /** writes report with all memory leaks */ 195 | void writeLeaksPrivate(std::ostream &out); 196 | 197 | // centralized list of all per-thread options 198 | typedef std::list list_monitoring_options_t; 199 | list_monitoring_options_t __listThreadOptions; 200 | Mutex __threadListMutex; 201 | 202 | // per - allocation info 203 | typedef struct _allocation_info_struct { 204 | size_t size; 205 | struct timespec timestamp; 206 | void *allocStack[ALLOCATION_STACK_DEPTH]; 207 | bool isArray; 208 | } allocation_info_t; 209 | 210 | void storeAllocationStack(void *arr[ALLOCATION_STACK_DEPTH]); 211 | 212 | inline void storeTimestamp(struct timespec &tm); 213 | 214 | typedef TMapMemoryInfo memory_allocations_info_t; 215 | memory_allocations_info_t __allocations; 216 | Mutex __allocations_mutex; 217 | 218 | void clearAllocationsInfo(void); 219 | }; 220 | 221 | 222 | 223 | ////////////////////////////////////////////////////////////////////// 224 | // 225 | // IMPLEMENTATION: MemoryTrace 226 | // (inline functions) 227 | // 228 | ////////////////////////////////////////////////////////////////////// 229 | 230 | 231 | // Returns singleton instance of MemoryTrace object 232 | inline MemoryTrace &MemoryTrace::GetInstance(void) { 233 | return *__instance; 234 | } 235 | 236 | 237 | // Returns per-thread object for calling thread 238 | // (creates one if called for the first time) 239 | inline MemoryTrace::ThreadMonitoringOptions &MemoryTrace::getThreadOptions(void) { 240 | ThreadMonitoringOptions *pOpt = reinterpret_cast(pthread_getspecific( 241 | __thread_options_key)); 242 | if (pOpt == NULL) { 243 | MutexLock lock(__threadListMutex); 244 | // before creating new object we need to disable any monitoring 245 | InternalMonitoringDisablerThreadUp(); 246 | pOpt = new ThreadMonitoringOptions; 247 | pthread_setspecific(__thread_options_key, pOpt); 248 | __listThreadOptions.push_back(pOpt); 249 | InternalMonitoringDisablerThreadDown(); 250 | } 251 | return *pOpt; 252 | } 253 | 254 | 255 | // iterates over list of per-thread objects, and diables 256 | // monitoring for all threads 257 | inline void MemoryTrace::stopMonitoringPerThreadAllocations(void) { 258 | leaktracer::MemoryTrace::Setup(); 259 | 260 | MutexLock lock(__threadListMutex); 261 | for (list_monitoring_options_t::iterator it = __listThreadOptions.begin(); 262 | it != __listThreadOptions.end(); ++it) { 263 | (*it)->monitoringAllocations = false; 264 | } 265 | } 266 | 267 | 268 | // starts monitoring allocations and releases in all threads 269 | inline void MemoryTrace::startMonitoringAllThreads(void) { 270 | leaktracer::MemoryTrace::Setup(); 271 | 272 | TRACE((stderr, "LeakTracer: startMonitoringAllThreads\n")); 273 | if (!__monitoringReleases) { 274 | MutexLock lock(__allocations_mutex); 275 | // double-check inside Mutex 276 | if (!__monitoringReleases) { 277 | __allocations.clearAllInfo(); 278 | __monitoringReleases = true; 279 | } 280 | } 281 | __monitoringAllThreads = true; 282 | stopMonitoringPerThreadAllocations(); 283 | } 284 | 285 | 286 | // starts monitoring memory allocations in this thread 287 | // (note: releases are monitored in all threads) 288 | inline void MemoryTrace::startMonitoringThisThread(void) { 289 | leaktracer::MemoryTrace::Setup(); 290 | 291 | TRACE((stderr, "LeakTracer: startMonitoringThisThread\n")); 292 | if (!__monitoringAllThreads) { 293 | if (!__monitoringReleases) { 294 | MutexLock lock(__allocations_mutex); 295 | // double-check inside Mutex 296 | if (!__monitoringReleases) { 297 | __allocations.clearAllInfo(); 298 | __monitoringReleases = true; 299 | } 300 | } 301 | getThreadOptions().monitoringAllocations = true; 302 | } 303 | } 304 | 305 | 306 | // Depending on "startMonitoring" function used previously, 307 | // will stop monitoring all threads, of current thread only 308 | inline void MemoryTrace::stopMonitoringAllocations(void) { 309 | leaktracer::MemoryTrace::Setup(); 310 | 311 | TRACE((stderr, "LeakTracer: stopMonitoringAllocations\n")); 312 | if (__monitoringAllThreads) 313 | __monitoringAllThreads = false; 314 | else 315 | getThreadOptions().monitoringAllocations = false; 316 | } 317 | 318 | 319 | // stop all allocation/releases monitoring 320 | inline void MemoryTrace::stopAllMonitoring(void) { 321 | leaktracer::MemoryTrace::Setup(); 322 | 323 | TRACE((stderr, "LeakTracer: stopAllMonitoring\n")); 324 | stopMonitoringAllocations(); 325 | __monitoringReleases = false; 326 | } 327 | 328 | 329 | // stores allocation stack, up to ALLOCATION_STACK_DEPTH 330 | // frames 331 | //inline void MemoryTrace::storeAllocationStack(void* arr[ALLOCATION_STACK_DEPTH]) 332 | //{ 333 | // unsigned int iIndex = 0; 334 | //#ifdef USE_BACKTRACE 335 | // void* arrtmp[ALLOCATION_STACK_DEPTH+1]; 336 | // iIndex = backtrace(arrtmp, ALLOCATION_STACK_DEPTH + 1) - 1; 337 | // memcpy(arr, &arrtmp[1], iIndex*sizeof(void*)); 338 | //#else 339 | // void *pFrame; 340 | // // NOTE: we can't use "for" loop, __builtin_* functions 341 | // // require the number to be known at compile time 342 | // arr[iIndex++] = ( (pFrame = __builtin_frame_address(0)) != NULL) ? __builtin_return_address(0) : NULL; if (iIndex == ALLOCATION_STACK_DEPTH) return; 343 | // arr[iIndex++] = (pFrame != NULL && (pFrame = __builtin_frame_address(1)) != NULL) ? __builtin_return_address(1) : NULL; if (iIndex == ALLOCATION_STACK_DEPTH) return; 344 | // arr[iIndex++] = (pFrame != NULL && (pFrame = __builtin_frame_address(2)) != NULL) ? __builtin_return_address(2) : NULL; if (iIndex == ALLOCATION_STACK_DEPTH) return; 345 | // arr[iIndex++] = (pFrame != NULL && (pFrame = __builtin_frame_address(3)) != NULL) ? __builtin_return_address(3) : NULL; if (iIndex == ALLOCATION_STACK_DEPTH) return; 346 | // arr[iIndex++] = (pFrame != NULL && (pFrame = __builtin_frame_address(4)) != NULL) ? __builtin_return_address(4) : NULL; if (iIndex == ALLOCATION_STACK_DEPTH) return; 347 | // arr[iIndex++] = (pFrame != NULL && (pFrame = __builtin_frame_address(5)) != NULL) ? __builtin_return_address(5) : NULL; if (iIndex == ALLOCATION_STACK_DEPTH) return; 348 | // arr[iIndex++] = (pFrame != NULL && (pFrame = __builtin_frame_address(6)) != NULL) ? __builtin_return_address(6) : NULL; if (iIndex == ALLOCATION_STACK_DEPTH) return; 349 | // arr[iIndex++] = (pFrame != NULL && (pFrame = __builtin_frame_address(7)) != NULL) ? __builtin_return_address(7) : NULL; if (iIndex == ALLOCATION_STACK_DEPTH) return; 350 | // arr[iIndex++] = (pFrame != NULL && (pFrame = __builtin_frame_address(8)) != NULL) ? __builtin_return_address(8) : NULL; if (iIndex == ALLOCATION_STACK_DEPTH) return; 351 | // arr[iIndex++] = (pFrame != NULL && (pFrame = __builtin_frame_address(9)) != NULL) ? __builtin_return_address(9) : NULL; 352 | //#endif 353 | // // fill remaining spaces 354 | // for (; iIndex < ALLOCATION_STACK_DEPTH; iIndex++) 355 | // arr[iIndex] = NULL; 356 | //} 357 | 358 | 359 | // adds all relevant info regarding current allocation to map 360 | inline void MemoryTrace::registerAllocation(void *p, size_t size, bool is_array) { 361 | allocation_info_t *info = NULL; 362 | if (!AllMonitoringIsDisabled() && 363 | (__monitoringAllThreads || getThreadOptions().monitoringAllocations) && p != NULL) { 364 | MutexLock lock(__allocations_mutex); 365 | info = __allocations.insert(p); 366 | if (info != NULL) { 367 | info->size = size; 368 | info->isArray = is_array; 369 | storeTimestamp(info->timestamp); 370 | } 371 | } 372 | // we store the stack without locking __allocations_mutex 373 | // it should be safe enough 374 | // prevent a deadlock between backtrave function who are now using advanced dl_iterate_phdr function 375 | // and dl_* function which uses malloc functions 376 | if (info != NULL) { 377 | storeAllocationStack(info->allocStack); 378 | // Dl_info dl_info = {0}; 379 | // dladdr(info->allocStack[0], &dl_info); 380 | // __android_log_print(ANDROID_LOG_INFO, "wsy", 381 | // "info->allocStack[0] = %ld,dlInfo: fname = %s\r\nsname = %s\r\n,fbase = %ld,\r\nsaddr = %ld", 382 | // info->allocStack[0],dl_info.dli_fname, dl_info.dli_sname, 383 | // dl_info.dli_fbase,dl_info.dli_saddr); 384 | } 385 | 386 | if (p == NULL) { 387 | InternalMonitoringDisablerThreadUp(); 388 | // WARNING 389 | InternalMonitoringDisablerThreadDown(); 390 | } 391 | } 392 | 393 | 394 | // adds all relevant info regarding current allocation to map 395 | inline void MemoryTrace::registerReallocation(void *p, size_t size, bool is_array) { 396 | if (!AllMonitoringIsDisabled() && 397 | (__monitoringAllThreads || getThreadOptions().monitoringAllocations) && p != NULL) { 398 | MutexLock lock(__allocations_mutex); 399 | allocation_info_t *info = __allocations.find(p); 400 | if (info != NULL) { 401 | info->size = size; 402 | info->isArray = is_array; 403 | storeAllocationStack(info->allocStack); 404 | storeTimestamp(info->timestamp); 405 | } 406 | } 407 | 408 | if (p == NULL) { 409 | InternalMonitoringDisablerThreadUp(); 410 | // WARNING 411 | InternalMonitoringDisablerThreadDown(); 412 | } 413 | } 414 | 415 | 416 | // removes allocation's info from the map 417 | inline void MemoryTrace::registerRelease(void *p, bool is_array) { 418 | if (!AllMonitoringIsDisabled() && __monitoringReleases && p != NULL) { 419 | MutexLock lock(__allocations_mutex); 420 | allocation_info_t *info = __allocations.find(p); 421 | if (info != NULL) { 422 | if (info->isArray != is_array) { 423 | InternalMonitoringDisablerThreadUp(); 424 | // WARNING 425 | InternalMonitoringDisablerThreadDown(); 426 | } 427 | __allocations.release(p); 428 | } 429 | } 430 | } 431 | 432 | // storetimestamp function 433 | inline void MemoryTrace::storeTimestamp(struct timespec ×tamp) { 434 | clock_gettime(CLOCK_MONOTONIC, ×tamp); 435 | } 436 | 437 | 438 | } // end namespace 439 | 440 | 441 | #endif // include once 442 | 443 | 444 | -------------------------------------------------------------------------------- /app/src/main/cpp/libleaktracer/include/Mutex.hpp: -------------------------------------------------------------------------------- 1 | //////////////////////////////////////////////////////// 2 | // 3 | // LeakTracer 4 | // Contribution to original project by Erwin S. Andreasen 5 | // site: http://www.andreasen.org/LeakTracer/ 6 | // 7 | // Added by Michael Gopshtein, 2006 8 | // mgopshtein@gmail.com 9 | // 10 | // Any comments/suggestions are welcome 11 | // 12 | //////////////////////////////////////////////////////// 13 | 14 | #ifndef __LEAKTRACER_MUTEX_h_included__ 15 | #define __LEAKTRACER_MUTEX_h_included__ 16 | 17 | #include 18 | #include 19 | 20 | #ifndef TRACE 21 | #ifdef LOGGER 22 | #define TRACE(arg) fprintf arg 23 | #else 24 | #define TRACE(arg) 25 | #endif 26 | #endif 27 | 28 | namespace leaktracer { 29 | 30 | // forward declaration 31 | class MutexLock; 32 | 33 | /** 34 | * Wrapper to "pthread_mutex_t", should be used with 35 | * MutexLock class, which insures that the mutex is 36 | * released even in case of exception. 37 | */ 38 | class Mutex { // not intended to be overridden, non-virtual destructor 39 | public: 40 | inline Mutex() { 41 | // TRACE((stderr, "LeakTracer: Mutex()\n")); 42 | pthread_mutexattr_t attr; 43 | pthread_mutexattr_init(&attr); 44 | // pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE); 45 | pthread_mutex_init(&__mutex, &attr); 46 | pthread_mutexattr_destroy(&attr); 47 | } 48 | 49 | // not intended to be overridden, non-virtual destructor 50 | inline ~Mutex() { 51 | // TRACE((stderr, "LeakTracer: ~Mutex()\n")); 52 | pthread_mutex_destroy(&__mutex); 53 | } 54 | 55 | pthread_mutex_t __mutex; 56 | 57 | protected: 58 | friend class MutexLock; 59 | }; 60 | 61 | } // end namespace 62 | 63 | 64 | #endif // include once 65 | -------------------------------------------------------------------------------- /app/src/main/cpp/libleaktracer/include/MutexLock.hpp: -------------------------------------------------------------------------------- 1 | //////////////////////////////////////////////////////// 2 | // 3 | // LeakTracer 4 | // Contribution to original project by Erwin S. Andreasen 5 | // site: http://www.andreasen.org/LeakTracer/ 6 | // 7 | // Added by Michael Gopshtein, 2006 8 | // mgopshtein@gmail.com 9 | // 10 | // Any comments/suggestions are welcome 11 | // 12 | //////////////////////////////////////////////////////// 13 | 14 | #ifndef __LEAKTRACER_MUTEX_LOCK_h_included__ 15 | #define __LEAKTRACER_MUTEX_LOCK_h_included__ 16 | 17 | #include "Mutex.hpp" 18 | 19 | #include 20 | 21 | namespace leaktracer { 22 | 23 | /** 24 | * Used to lock Mutex, ensures that the mutex 25 | * is always released. 26 | * 27 | * Example: 28 | * 29 | * class MyClass { 30 | * private: 31 | * Mutex my_mutex; 32 | * 33 | * public: 34 | * void doSomething(void) { 35 | * MutexLock lock(my_mutex); 36 | * // some code 37 | * } 38 | * // the Mutex is released automatically by 39 | * // destructor of MutexLock, even is exception 40 | * // is thrown inside the body of the function. 41 | * }; 42 | */ 43 | class MutexLock { 44 | public: 45 | inline explicit MutexLock(Mutex& m) : __mutex(m), __locked(true) { 46 | pthread_mutex_lock(&__mutex.__mutex); 47 | } 48 | 49 | inline void unlock() { 50 | if (__locked) { 51 | __locked = false; 52 | pthread_mutex_unlock(&__mutex.__mutex); 53 | } 54 | } 55 | 56 | // no one should be derived from this (non-virtual destructor) 57 | inline ~MutexLock() { 58 | unlock(); 59 | } 60 | 61 | protected: 62 | Mutex& __mutex; 63 | bool __locked; 64 | }; 65 | 66 | 67 | } // end namespace 68 | 69 | #endif // include once 70 | -------------------------------------------------------------------------------- /app/src/main/cpp/libleaktracer/include/ObjectsPool.hpp: -------------------------------------------------------------------------------- 1 | //////////////////////////////////////////////////////// 2 | // 3 | // LeakTracer 4 | // Contribution to original project by Erwin S. Andreasen 5 | // site: http://www.andreasen.org/LeakTracer/ 6 | // 7 | // Added by Michael Gopshtein, 2006 8 | // mgopshtein@gmail.com 9 | // 10 | // Any comments/suggestions are welcome 11 | // 12 | //////////////////////////////////////////////////////// 13 | 14 | #ifndef __OBJECTS_POOL_h_included__ 15 | #define __OBJECTS_POOL_h_included__ 16 | 17 | ////////////////////////////////////////////////////////// 18 | // Objects' pool implementation 19 | // 20 | // Concept taken from "Pool" class, C++ Boost: 21 | // http://www.boost.org/libs/pool/doc/concepts.html 22 | ////////////////////////////////////////////////////////// 23 | 24 | 25 | #include "Mutex.hpp" 26 | #include "MutexLock.hpp" 27 | #include 28 | 29 | /** 30 | * dynamic call interfaces to memory allocation functions in libc.so 31 | */ 32 | extern void* (*lt_malloc)(size_t size); 33 | extern void (*lt_free)(void* ptr); 34 | extern void* (*lt_realloc)(void *ptr, size_t size); 35 | extern void* (*lt_calloc)(size_t nmemb, size_t size); 36 | 37 | /* 38 | * underlying allocation, de-allocation used within 39 | * this tool 40 | */ 41 | #define LT_MALLOC (*lt_malloc) 42 | #define LT_FREE (*lt_free) 43 | #define LT_REALLOC (*lt_realloc) 44 | #define LT_CALLOC (*lt_calloc) 45 | 46 | namespace leaktracer { 47 | 48 | 49 | /** 50 | * This class used for allocation of chunks of elements 51 | * of type E on the heap 52 | */ 53 | template 54 | class TDefaultChunkAllocator 55 | { 56 | public: 57 | E * allocate() 58 | { 59 | return (E*) LT_MALLOC( NumOfElementsInChunk * sizeof(E) ); 60 | } 61 | 62 | void release( E * p ) 63 | { 64 | LT_FREE(p); 65 | } 66 | }; 67 | 68 | 69 | //--------------------------------- 70 | // type for list element, which may be 71 | // a data used by the client, or a pointer 72 | // to next free cell, when the cell is free 73 | template 74 | struct t_list_element 75 | { 76 | union { 77 | unsigned char data[sizeof(T)]; 78 | t_list_element * next_free_cell; 79 | }; 80 | }; 81 | 82 | 83 | 84 | #define FREE_CELL_NONE NULL 85 | 86 | template , NumOfElementsInChunk > > 90 | class TObjectsPool 91 | { 92 | public: 93 | 94 | //--------------------------------- 95 | // Returns a pointer to free object 96 | // NOTE: no constructor is executed 97 | void * allocate(); 98 | 99 | 100 | //--------------------------------- 101 | // Releases object when unused 102 | void release( void *p ); 103 | 104 | 105 | //--------------------------------- 106 | // constructor 107 | TObjectsPool(); 108 | 109 | 110 | //--------------------------------- 111 | // statistics 112 | unsigned long getNumOfObjects(); 113 | unsigned long getNumOfChunks(); 114 | 115 | 116 | private: 117 | // internal allocate/release functions 118 | void * allocate_unlocked(); 119 | void release_unlocked( void *p ); 120 | 121 | //--------------------------------- 122 | // initializes the "list" 123 | void initializeList( t_list_element *pChunk ); 124 | 125 | // the memory allocator function 126 | CHUNK_ALLOCATOR __allocator; 127 | 128 | // pointer to the first free element 129 | t_list_element *__first_free_cell; 130 | 131 | // statistics 132 | unsigned long __num_of_objects; 133 | unsigned long __num_of_chunks; 134 | 135 | // synchnonization 136 | Mutex __mutex; 137 | }; 138 | 139 | 140 | 141 | //====================================================== 142 | // Implementation 143 | //====================================================== 144 | 145 | //--------------------------------- 146 | // constructor 147 | template 148 | TObjectsPool::TObjectsPool() 149 | : __first_free_cell( FREE_CELL_NONE ), __num_of_objects(0), __num_of_chunks(0) 150 | { 151 | # if 0 152 | // allocate the first block 153 | t_list_element *pBlock = __allocator.allocate(); 154 | if( NULL != pBlock ) { 155 | initializeList( pBlock ); 156 | __num_of_chunks ++; 157 | } 158 | #endif 159 | } 160 | 161 | 162 | //--------------------------------- 163 | // initializing linked list of free cells 164 | template 165 | void TObjectsPool::initializeList( t_list_element *pChunk ) 166 | { 167 | for( unsigned int i = 0; i < NumOfElementsInChunk; i++ ) 168 | pChunk[i].next_free_cell = pChunk + i + 1; 169 | 170 | pChunk[NumOfElementsInChunk - 1].next_free_cell = __first_free_cell; 171 | __first_free_cell = pChunk; 172 | } 173 | 174 | 175 | //--------------------------------- 176 | // allocating objects 177 | template 178 | void * TObjectsPool::allocate_unlocked() 179 | { 180 | if( FREE_CELL_NONE == __first_free_cell ) 181 | { 182 | // try to allocate additional block 183 | t_list_element *pNewBlock = __allocator.allocate(); 184 | if( NULL != pNewBlock ) { 185 | initializeList( pNewBlock ); 186 | __num_of_chunks ++; 187 | } 188 | 189 | if( FREE_CELL_NONE == __first_free_cell ) 190 | return NULL; 191 | } 192 | 193 | void* retVal = static_cast( &(__first_free_cell->data) ); 194 | __first_free_cell = __first_free_cell->next_free_cell; 195 | __num_of_objects ++; 196 | return retVal; 197 | } 198 | 199 | template 200 | void * TObjectsPool::allocate() 201 | { 202 | if (! IsThreadSafe) 203 | return allocate_unlocked(); 204 | 205 | MutexLock lock(__mutex); 206 | return allocate_unlocked(); 207 | } 208 | 209 | 210 | //--------------------------------- 211 | // ideallocating objects 212 | template 213 | void TObjectsPool::release_unlocked( void *p ) 214 | { 215 | t_list_element *pReleased = reinterpret_cast *>( p ); 216 | pReleased->next_free_cell = __first_free_cell; 217 | __first_free_cell = pReleased; 218 | 219 | if( __num_of_objects != 0 ) 220 | __num_of_objects --; 221 | } 222 | 223 | template 224 | void TObjectsPool::release( void *p ) 225 | { 226 | if( p == NULL ) return; 227 | 228 | if (! IsThreadSafe) { 229 | release_unlocked(p); 230 | } else { 231 | MutexLock lock(__mutex); 232 | release_unlocked(p); 233 | } 234 | } 235 | 236 | 237 | // Statistics 238 | template 239 | unsigned long TObjectsPool::getNumOfObjects() 240 | { 241 | return __num_of_objects; 242 | } 243 | 244 | template 245 | unsigned long TObjectsPool::getNumOfChunks() 246 | { 247 | return __num_of_chunks; 248 | } 249 | 250 | 251 | }; // namespace 252 | 253 | 254 | #endif // include once 255 | -------------------------------------------------------------------------------- /app/src/main/cpp/libleaktracer/include/leaktracer.h: -------------------------------------------------------------------------------- 1 | #ifndef __LEAKTRACER_H__ 2 | #define __LEAKTRACER_H__ 3 | 4 | #ifdef __cplusplus 5 | extern "C" 6 | { 7 | #endif 8 | 9 | /** starts monitoring memory allocations in all threads */ 10 | void leaktracer_startMonitoringAllThreads(void); 11 | 12 | /** starts monitoring memory allocations in current thread */ 13 | void leaktracer_startMonitoringThisThread(void); 14 | 15 | /** stops monitoring memory allocations (in all threads or in 16 | * this thread only, depends on the function used to start 17 | * monitoring 18 | */ 19 | void leaktracer_stopMonitoringAllocations(void); 20 | 21 | /** stops all monitoring - both of allocations and releases */ 22 | void leaktracer_stopAllMonitoring(void); 23 | 24 | /** writes report with all memory leaks */ 25 | void leaktracer_writeLeaksToFile(const char* reportFileName); 26 | 27 | #ifdef __cplusplus 28 | } 29 | #endif 30 | 31 | #endif /* LEAKTRACER_H */ 32 | -------------------------------------------------------------------------------- /app/src/main/cpp/libleaktracer/src/AllocationHandlers.cpp: -------------------------------------------------------------------------------- 1 | //////////////////////////////////////////////////////// 2 | // 3 | // LeakTracer 4 | // Contribution to original project by Erwin S. Andreasen 5 | // site: http://www.andreasen.org/LeakTracer/ 6 | // 7 | // Added by Michael Gopshtein, 2006 8 | // mgopshtein@gmail.com 9 | // 10 | // Any comments/suggestions are welcome 11 | // 12 | //////////////////////////////////////////////////////// 13 | 14 | #include "MemoryTrace.hpp" 15 | #include "LeakTracer_l.hpp" 16 | 17 | void* (*lt_malloc)(size_t size); 18 | void (*lt_free)(void* ptr); 19 | void* (*lt_realloc)(void *ptr, size_t size); 20 | void* (*lt_calloc)(size_t nmemb, size_t size); 21 | 22 | void* operator new(size_t size) { 23 | void *p; 24 | leaktracer::MemoryTrace::Setup(); 25 | 26 | p = LT_MALLOC(size); 27 | leaktracer::MemoryTrace::GetInstance().registerAllocation(p, size, false); 28 | 29 | return p; 30 | } 31 | 32 | 33 | void* operator new[] (size_t size) { 34 | void *p; 35 | leaktracer::MemoryTrace::Setup(); 36 | 37 | p = LT_MALLOC(size); 38 | leaktracer::MemoryTrace::GetInstance().registerAllocation(p, size, true); 39 | 40 | return p; 41 | } 42 | 43 | 44 | void operator delete (void *p) { 45 | leaktracer::MemoryTrace::Setup(); 46 | 47 | leaktracer::MemoryTrace::GetInstance().registerRelease(p, false); 48 | LT_FREE(p); 49 | } 50 | 51 | 52 | void operator delete[] (void *p) { 53 | leaktracer::MemoryTrace::Setup(); 54 | 55 | leaktracer::MemoryTrace::GetInstance().registerRelease(p, true); 56 | LT_FREE(p); 57 | } 58 | 59 | /** -- libc memory operators -- **/ 60 | 61 | /* malloc 62 | * in some malloc implementation, there is a recursive call to malloc 63 | * (for instance, in uClibc 0.9.29 malloc-standard ) 64 | * we use a InternalMonitoringDisablerThreadUp that use a tls variable to prevent several registration 65 | * during the same malloc 66 | */ 67 | void *malloc(size_t size) 68 | { 69 | void *p; 70 | leaktracer::MemoryTrace::Setup(); 71 | 72 | leaktracer::MemoryTrace::GetInstance().InternalMonitoringDisablerThreadUp(); 73 | p = LT_MALLOC(size); 74 | leaktracer::MemoryTrace::GetInstance().InternalMonitoringDisablerThreadDown(); 75 | leaktracer::MemoryTrace::GetInstance().registerAllocation(p, size, false); 76 | 77 | return p; 78 | } 79 | 80 | void free(void* ptr) 81 | { 82 | leaktracer::MemoryTrace::Setup(); 83 | 84 | leaktracer::MemoryTrace::GetInstance().registerRelease(ptr, false); 85 | LT_FREE(ptr); 86 | } 87 | 88 | void* realloc(void *ptr, size_t size) 89 | { 90 | void *p; 91 | leaktracer::MemoryTrace::Setup(); 92 | 93 | leaktracer::MemoryTrace::GetInstance().InternalMonitoringDisablerThreadUp(); 94 | 95 | p = LT_REALLOC(ptr, size); 96 | 97 | leaktracer::MemoryTrace::GetInstance().InternalMonitoringDisablerThreadDown(); 98 | 99 | if (p != ptr) 100 | { 101 | if (ptr) 102 | leaktracer::MemoryTrace::GetInstance().registerRelease(ptr, false); 103 | leaktracer::MemoryTrace::GetInstance().registerAllocation(p, size, false); 104 | } 105 | else 106 | { 107 | leaktracer::MemoryTrace::GetInstance().registerReallocation(p, size, false); 108 | } 109 | 110 | return p; 111 | } 112 | 113 | void* calloc(size_t nmemb, size_t size) 114 | { 115 | void *p; 116 | leaktracer::MemoryTrace::Setup(); 117 | 118 | leaktracer::MemoryTrace::GetInstance().InternalMonitoringDisablerThreadUp(); 119 | p = LT_CALLOC(nmemb, size); 120 | leaktracer::MemoryTrace::GetInstance().InternalMonitoringDisablerThreadDown(); 121 | leaktracer::MemoryTrace::GetInstance().registerAllocation(p, nmemb*size, false); 122 | 123 | return p; 124 | } 125 | -------------------------------------------------------------------------------- /app/src/main/cpp/libleaktracer/src/MemoryTrace.cpp: -------------------------------------------------------------------------------- 1 | //////////////////////////////////////////////////////// 2 | // 3 | // LeakTracer 4 | // Contribution to original project by Erwin S. Andreasen 5 | // site: http://www.andreasen.org/LeakTracer/ 6 | // 7 | // Added by Michael Gopshtein, 2006 8 | // mgopshtein@gmail.com 9 | // 10 | // Any comments/suggestions are welcome 11 | // 12 | //////////////////////////////////////////////////////// 13 | 14 | #include 15 | 16 | #include "MemoryTrace.hpp" 17 | #include 18 | #include 19 | #include 20 | #include 21 | #include 22 | 23 | #include 24 | #include 25 | 26 | #include 27 | 28 | #include 29 | 30 | #include "LeakTracer_l.hpp" 31 | 32 | // glibc/eglibc: dlsym uses calloc internally now, so use weak symbol to get their symbol 33 | extern "C" void* __libc_malloc(size_t size) __attribute__((weak)); 34 | extern "C" void __libc_free(void* ptr) __attribute__((weak)); 35 | extern "C" void* __libc_realloc(void *ptr, size_t size) __attribute__((weak)); 36 | extern "C" void* __libc_calloc(size_t nmemb, size_t size) __attribute__((weak)); 37 | 38 | static Dl_info s_P2pSODlInfo; 39 | 40 | namespace leaktracer { 41 | 42 | typedef struct { 43 | const char *symbname; 44 | void *libcsymbol; 45 | void **localredirect; 46 | } libc_alloc_func_t; 47 | 48 | static libc_alloc_func_t libc_alloc_funcs[] = { 49 | { "calloc", (void*)__libc_calloc, (void**)(<_calloc) }, 50 | { "malloc", (void*)__libc_malloc, (void**)(<_malloc) }, 51 | { "realloc", (void*)__libc_realloc, (void**)(<_realloc) }, 52 | { "free", (void*)__libc_free, (void**)(<_free) } 53 | }; 54 | 55 | MemoryTrace *MemoryTrace::__instance = NULL; 56 | char s_memoryTrace_instance[sizeof(MemoryTrace)]; 57 | pthread_once_t MemoryTrace::_init_no_alloc_allowed_once = PTHREAD_ONCE_INIT; 58 | pthread_once_t MemoryTrace::_init_full_once = PTHREAD_ONCE_INIT; 59 | 60 | int MemoryTrace::__sigStartAllThread = 0; 61 | int MemoryTrace::__sigStopAllThread = 0; 62 | int MemoryTrace::__sigReport = 0; 63 | 64 | 65 | MemoryTrace::MemoryTrace(void) : 66 | __setupDone(false), __monitoringAllThreads(false), __monitoringReleases(false), __monitoringDisabler(0) 67 | { 68 | } 69 | 70 | void MemoryTrace::sigactionHandler(int sigNumber, siginfo_t *siginfo, void *arg) 71 | { 72 | (void)siginfo; 73 | (void)arg; 74 | if (sigNumber == __sigStartAllThread) 75 | { 76 | TRACE((stderr, "MemoryTracer: signal %d received, starting monitoring\n", sigNumber)); 77 | leaktracer::MemoryTrace::GetInstance().startMonitoringAllThreads(); 78 | } 79 | if (sigNumber == __sigStopAllThread) 80 | { 81 | TRACE((stderr, "MemoryTracer: signal %d received, stoping monitoring\n", sigNumber)); 82 | leaktracer::MemoryTrace::GetInstance().stopAllMonitoring(); 83 | } 84 | if (sigNumber == __sigReport) 85 | { 86 | const char* reportFilename; 87 | if (getenv("LEAKTRACER_ONSIG_REPORTFILENAME") == NULL) 88 | reportFilename = "leaks.out"; 89 | else 90 | reportFilename = getenv("LEAKTRACER_ONSIG_REPORTFILENAME"); 91 | TRACE((stderr, "MemoryTracer: signal %d received, writing report to %s\n", sigNumber, reportFilename)); 92 | leaktracer::MemoryTrace::GetInstance().writeLeaksToFile(reportFilename); 93 | } 94 | } 95 | 96 | int MemoryTrace::signalNumberFromString(const char* signame) 97 | { 98 | if (strncmp(signame, "SIG", 3) == 0) 99 | signame += 3; 100 | 101 | if (strcmp(signame, "USR1") == 0) 102 | return SIGUSR1; 103 | else if (strcmp(signame, "USR2") == 0) 104 | return SIGUSR2; 105 | else 106 | return atoi(signame); 107 | } 108 | 109 | void 110 | MemoryTrace::init_no_alloc_allowed() 111 | { 112 | libc_alloc_func_t *curfunc; 113 | unsigned i; 114 | 115 | for (i=0; i<(sizeof(libc_alloc_funcs)/sizeof(libc_alloc_funcs[0])); ++i) { 116 | curfunc = &libc_alloc_funcs[i]; 117 | if (!*curfunc->localredirect) { 118 | if (curfunc->libcsymbol) { 119 | *curfunc->localredirect = curfunc->libcsymbol; 120 | } else { 121 | *curfunc->localredirect = dlsym(RTLD_NEXT, curfunc->symbname); 122 | } 123 | } 124 | } 125 | 126 | dladdr((const void*)init_no_alloc_allowed, &s_P2pSODlInfo); 127 | 128 | __instance = reinterpret_cast(&s_memoryTrace_instance); 129 | 130 | // we're using a c++ placement to initialized the MemoryTrace object living in the data section 131 | new (__instance) MemoryTrace(); 132 | 133 | // it seems some implementation of pthread_key_create use malloc() internally (old linuxthreads) 134 | // these are not supported yet 135 | pthread_key_create(&__instance->__thread_internal_disabler_key, NULL); 136 | } 137 | 138 | void 139 | MemoryTrace::init_full_from_once() 140 | { 141 | leaktracer::MemoryTrace::GetInstance().init_full(); 142 | } 143 | 144 | void 145 | MemoryTrace::init_full() 146 | { 147 | int sigNumber; 148 | struct sigaction sigact; 149 | 150 | __monitoringDisabler++; 151 | 152 | void *testmallocok = malloc(1); 153 | free(testmallocok); 154 | 155 | pthread_key_create(&__thread_options_key, CleanUpThreadData); 156 | 157 | if (!getenv("LEAKTRACER_NOBANNER")) 158 | { 159 | #ifdef SHARED 160 | fprintf(stderr, "LeakTracer " LEAKTRACER_VERSION " (shared library) -- LGPLv2\n"); 161 | #else 162 | fprintf(stderr, "LeakTracer " LEAKTRACER_VERSION " (static library) -- LGPLv2\n"); 163 | #endif 164 | } 165 | 166 | if (getenv("LEAKTRACER_ONSIG_STARTALLTHREAD")) 167 | { 168 | sigact.sa_sigaction = sigactionHandler; 169 | sigemptyset(&sigact.sa_mask); 170 | sigact.sa_flags = SA_SIGINFO; 171 | sigNumber = signalNumberFromString(getenv("LEAKTRACER_ONSIG_STARTALLTHREAD")); 172 | __sigStartAllThread = sigNumber; 173 | sigaction(sigNumber, &sigact, NULL); 174 | TRACE((stderr, "LeakTracer: registered signal %d SIGSTART for tid %d\n", sigNumber, (pid_t) syscall (SYS_gettid))); 175 | } 176 | 177 | if (getenv("LEAKTRACER_ONSIG_STOPALLTHREAD")) 178 | { 179 | sigact.sa_sigaction = sigactionHandler; 180 | sigemptyset(&sigact.sa_mask); 181 | sigact.sa_flags = SA_SIGINFO; 182 | sigNumber = signalNumberFromString(getenv("LEAKTRACER_ONSIG_STOPALLTHREAD")); 183 | __sigStopAllThread = sigNumber; 184 | sigaction(sigNumber, &sigact, NULL); 185 | TRACE((stderr, "LeakTracer: registered signal %d SIGSTOP for tid %d\n", sigNumber, (pid_t) syscall (SYS_gettid))); 186 | } 187 | 188 | if (getenv("LEAKTRACER_ONSIG_REPORT")) 189 | { 190 | sigact.sa_sigaction = sigactionHandler; 191 | sigemptyset(&sigact.sa_mask); 192 | sigact.sa_flags = SA_SIGINFO; 193 | sigNumber = signalNumberFromString(getenv("LEAKTRACER_ONSIG_REPORT")); 194 | __sigReport = sigNumber; 195 | sigaction(sigNumber, &sigact, NULL); 196 | TRACE((stderr, "LeakTracer: registered signal %d SIGREPORT for tid %d\n", sigNumber, (pid_t) syscall (SYS_gettid))); 197 | } 198 | 199 | if (getenv("LEAKTRACER_ONSTART_STARTALLTHREAD") || getenv("LEAKTRACER_AUTO_REPORTFILENAME")) 200 | { 201 | leaktracer::MemoryTrace::GetInstance().startMonitoringAllThreads(); 202 | } 203 | #ifdef USE_BACKTRACE 204 | // we call backtrace here, because there is some init on its first call 205 | void *bt; 206 | backtrace(&bt, 1); 207 | #endif 208 | __setupDone = true; 209 | 210 | __monitoringDisabler--; 211 | } 212 | 213 | int MemoryTrace::Setup(void) 214 | { 215 | pthread_once(&MemoryTrace::_init_no_alloc_allowed_once, MemoryTrace::init_no_alloc_allowed); 216 | 217 | if (!leaktracer::MemoryTrace::GetInstance().AllMonitoringIsDisabled()) { 218 | pthread_once(&MemoryTrace::_init_full_once, MemoryTrace::init_full_from_once); 219 | } 220 | #if 0 221 |  else if (!leaktracer::MemoryTrace::GetInstance().__setupDone) { 222 | } 223 | #endif 224 | return 0; 225 | } 226 | 227 | void MemoryTrace::MemoryTraceOnInit(void) 228 | { 229 | //TRACE((stderr, "LeakTracer: MemoryTrace::MemoryTraceOnInit\n")); 230 | leaktracer::MemoryTrace::Setup(); 231 | } 232 | 233 | 234 | void MemoryTrace::MemoryTraceOnExit(void) 235 | { 236 | if (getenv("LEAKTRACER_ONEXIT_REPORT") || getenv("LEAKTRACER_AUTO_REPORTFILENAME")) 237 | { 238 | const char *reportName; 239 | if ( !(reportName = getenv("LEAKTRACER_ONEXIT_REPORTFILENAME")) && !(reportName = getenv("LEAKTRACER_AUTO_REPORTFILENAME"))) 240 | { 241 | TRACE((stderr, "LeakTracer: LEAKTRACER_ONEXIT_REPORTFILENAME needs to be defined when using LEAKTRACER_ONEXIT_REPORT\n")); 242 | return; 243 | } 244 | leaktracer::MemoryTrace::GetInstance().stopAllMonitoring(); 245 | TRACE((stderr, "LeakTracer: writing leak report in %s\n", reportName)); 246 | leaktracer::MemoryTrace::GetInstance().writeLeaksToFile(reportName); 247 | } 248 | 249 | } 250 | 251 | MemoryTrace::~MemoryTrace(void) 252 | { 253 | pthread_key_delete(__thread_options_key); 254 | } 255 | 256 | 257 | 258 | // is called automatically when thread exists, whould 259 | // cleanup per-thread data 260 | void MemoryTrace::CleanUpThreadData(void *ptrThreadOptions) 261 | { 262 | if( ptrThreadOptions != NULL ) 263 | GetInstance().removeThreadOptions( reinterpret_cast(ptrThreadOptions) ); 264 | } 265 | 266 | 267 | // cleans per-thread configuration object, and removes 268 | // it from the list of all objects 269 | void MemoryTrace::removeThreadOptions(ThreadMonitoringOptions *pOptions) 270 | { 271 | MutexLock lock(__threadListMutex); 272 | for (list_monitoring_options_t::iterator it = __listThreadOptions.begin(); it != __listThreadOptions.end(); ++it) { 273 | if (*it == pOptions) { 274 | // found this object in the list 275 | delete *it; 276 | __listThreadOptions.erase(it); 277 | return; 278 | } 279 | } 280 | } 281 | 282 | struct TraceHandle { 283 | void **backtrace; 284 | int pos; 285 | }; 286 | 287 | _Unwind_Reason_Code Unwind_Trace_Fn(_Unwind_Context *context, void *hnd) { 288 | struct TraceHandle *traceHandle = (struct TraceHandle *) hnd; 289 | _Unwind_Word ip = _Unwind_GetIP(context); 290 | if (traceHandle->pos != ALLOCATION_STACK_DEPTH) { 291 | traceHandle->backtrace[traceHandle->pos] = (void *) (ip - (_Unwind_Word) s_P2pSODlInfo.dli_fbase); 292 | ++traceHandle->pos; 293 | return _URC_NO_REASON; 294 | } 295 | return _URC_END_OF_STACK; 296 | } 297 | 298 | // stores allocation stack, up to ALLOCATION_STACK_DEPTH 299 | // frames 300 | void MemoryTrace::storeAllocationStack(void* arr[ALLOCATION_STACK_DEPTH]) 301 | { 302 | unsigned int iIndex = 0; 303 | 304 | TraceHandle traceHandle; 305 | traceHandle.backtrace = arr; 306 | traceHandle.pos = 0; 307 | _Unwind_Backtrace(Unwind_Trace_Fn, &traceHandle); 308 | 309 | // fill remaining spaces 310 | for (iIndex = traceHandle.pos; iIndex < ALLOCATION_STACK_DEPTH; iIndex++) 311 | arr[iIndex] = NULL; 312 | } 313 | 314 | // writes all memory leaks to given stream 315 | void MemoryTrace::writeLeaksPrivate(std::ostream &out) 316 | { 317 | struct timespec mono, utc, diff; 318 | allocation_info_t *info; 319 | void *p; 320 | double d; 321 | const int precision = 6; 322 | int maxsecwidth; 323 | 324 | clock_gettime(CLOCK_REALTIME, &utc); 325 | clock_gettime(CLOCK_MONOTONIC, &mono); 326 | 327 | if (utc.tv_nsec > mono.tv_nsec) { 328 | diff.tv_nsec = utc.tv_nsec - mono.tv_nsec; 329 | diff.tv_sec = utc.tv_sec - mono.tv_sec; 330 | } else { 331 | diff.tv_nsec = 1000000000 - (mono.tv_nsec - utc.tv_nsec); 332 | diff.tv_sec = utc.tv_sec - mono.tv_sec -1; 333 | } 334 | 335 | maxsecwidth = 0; 336 | while(mono.tv_sec > 0) { 337 | mono.tv_sec = mono.tv_sec/10; 338 | maxsecwidth++; 339 | } 340 | if (maxsecwidth == 0) maxsecwidth=1; 341 | 342 | out << "# LeakTracer report"; 343 | d = diff.tv_sec + (((double)diff.tv_nsec)/1000000000); 344 | out << " diff_utc_mono=" << std::fixed << std::left << std::setprecision(precision) << d ; 345 | out << "\n"; 346 | 347 | __allocations.beginIteration(); 348 | while (__allocations.getNextPair(&info, &p)) { 349 | d = info->timestamp.tv_sec + (((double)info->timestamp.tv_nsec)/1000000000); 350 | out << "leak, "; 351 | out << "time=" << std::fixed << std::right << std::setprecision(precision) << std::setfill('0') << std::setw(maxsecwidth+1+precision) << d << ", "; // setw(16) ? 352 | out << "stack="; 353 | for (unsigned int i = 0; i < ALLOCATION_STACK_DEPTH; i++) { 354 | if (info->allocStack[i] == NULL) break; 355 | 356 | if (i > 0) out << ' '; 357 | out << info->allocStack[i]; 358 | 359 | } 360 | out << ", "; 361 | 362 | out << "size=" << info->size << ", "; 363 | 364 | out << "data="; 365 | const char *data = reinterpret_cast(p); 366 | for (unsigned int i = 0; i < PRINTED_DATA_BUFFER_SIZE && i < info->size; i++) 367 | out << (isprint(data[i]) ? data[i] : '.'); 368 | out << '\n'; 369 | } 370 | } 371 | 372 | 373 | // writes all memory leaks to given stream 374 | void MemoryTrace::writeLeaks(std::ostream &out) 375 | { 376 | MutexLock lock(__allocations_mutex); 377 | InternalMonitoringDisablerThreadUp(); 378 | 379 | writeLeaksPrivate(out); 380 | 381 | InternalMonitoringDisablerThreadDown(); 382 | } 383 | 384 | 385 | // writes all memory leaks to given stream 386 | void MemoryTrace::writeLeaksToFile(const char* reportFilename) 387 | { 388 | MutexLock lock(__allocations_mutex); 389 | InternalMonitoringDisablerThreadUp(); 390 | 391 | std::ofstream oleaks; 392 | oleaks.open(reportFilename, std::ios_base::out); 393 | if (oleaks.is_open()) 394 | { 395 | writeLeaksPrivate(oleaks); 396 | oleaks.close(); 397 | } 398 | else 399 | { 400 | std::cerr << "Failed to write to \"" << reportFilename << "\"\n"; 401 | } 402 | InternalMonitoringDisablerThreadDown(); 403 | } 404 | 405 | void MemoryTrace::clearAllocationsInfo(void) 406 | { 407 | MutexLock lock(__allocations_mutex); 408 | __allocations.clearAllInfo(); 409 | } 410 | 411 | 412 | } // end namespace 413 | -------------------------------------------------------------------------------- /app/src/main/java/com/wsy/androidleaktracer/MainActivity.java: -------------------------------------------------------------------------------- 1 | package com.wsy.androidleaktracer; 2 | 3 | import androidx.annotation.NonNull; 4 | import androidx.appcompat.app.AppCompatActivity; 5 | import androidx.core.app.ActivityCompat; 6 | import androidx.core.content.ContextCompat; 7 | 8 | import android.Manifest; 9 | import android.content.pm.PackageManager; 10 | import android.os.Bundle; 11 | import android.widget.Toast; 12 | 13 | public class MainActivity extends AppCompatActivity { 14 | 15 | private static final int ACTION_REQUEST_PERMISSIONS = 0; 16 | @Override 17 | protected void onCreate(Bundle savedInstanceState) { 18 | super.onCreate(savedInstanceState); 19 | setContentView(R.layout.activity_main); 20 | if (ContextCompat.checkSelfPermission(this, Manifest.permission.WRITE_EXTERNAL_STORAGE) != PackageManager.PERMISSION_GRANTED){ 21 | ActivityCompat.requestPermissions(this,new String[]{ Manifest.permission.WRITE_EXTERNAL_STORAGE},ACTION_REQUEST_PERMISSIONS); 22 | }else { 23 | testNativeLeak(); 24 | } 25 | } 26 | 27 | private void testNativeLeak() { 28 | NativeMemoryLeakDetector.startMonitoringAllThreads(); 29 | NativeMemoryLeakDetector.performLeak(); 30 | NativeMemoryLeakDetector.stopAllMonitoring(); 31 | NativeMemoryLeakDetector.writeLeaksResultToFile("sdcard/leakLog.txt"); 32 | } 33 | 34 | @Override 35 | public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) { 36 | super.onRequestPermissionsResult(requestCode, permissions, grantResults); 37 | if (requestCode == ACTION_REQUEST_PERMISSIONS) { 38 | boolean isAllGranted = true; 39 | for (int grantResult : grantResults) { 40 | isAllGranted &= (grantResult == PackageManager.PERMISSION_GRANTED); 41 | } 42 | if (isAllGranted) { 43 | testNativeLeak(); 44 | } else { 45 | Toast.makeText(this.getApplicationContext(),"权限被拒绝", Toast.LENGTH_SHORT).show(); 46 | } 47 | } 48 | } 49 | } 50 | -------------------------------------------------------------------------------- /app/src/main/java/com/wsy/androidleaktracer/NativeMemoryLeakDetector.java: -------------------------------------------------------------------------------- 1 | package com.wsy.androidleaktracer; 2 | 3 | import java.io.File; 4 | 5 | public class NativeMemoryLeakDetector { 6 | 7 | static { 8 | System.loadLibrary("leaktracer"); 9 | } 10 | 11 | /** 12 | * starts monitoring memory allocations in all threads 13 | */ 14 | public static native void startMonitoringAllThreads(); 15 | 16 | /** 17 | * starts monitoring memory allocations in current thread 18 | */ 19 | public static native void startMonitoringThisThread(); 20 | 21 | /** 22 | * stops monitoring memory allocations (in all threads or in 23 | * this thread only, depends on the function used to start 24 | * monitoring 25 | */ 26 | public static native void stopMonitoringAllocations(); 27 | 28 | /** 29 | * stops all monitoring - both of allocations and releases 30 | */ 31 | public static native void stopAllMonitoring(); 32 | 33 | 34 | /** 35 | * 手动触发内存泄漏 36 | **/ 37 | public static native void performLeak(); 38 | 39 | /** 40 | * writes report with all memory leaks 41 | */ 42 | private static native void writeLeaksToFile(String filePath); 43 | 44 | /** 45 | * writes report with all memory leaks 46 | */ 47 | public static void writeLeaksResultToFile(String filePath) { 48 | if (filePath == null) { 49 | throw new NullPointerException("filePath is null"); 50 | } 51 | File file = new File(filePath); 52 | if (file.exists() && file.isDirectory()) { 53 | throw new IllegalArgumentException("can not write data to a directory"); 54 | } 55 | if (!file.getParentFile().exists() && !file.getParentFile().mkdirs()) { 56 | throw new IllegalArgumentException("can not create parent folder for file '" + file.getAbsolutePath() + "'"); 57 | } 58 | writeLeaksToFile(filePath); 59 | } 60 | } 61 | -------------------------------------------------------------------------------- /app/src/main/res/drawable-v24/ic_launcher_foreground.xml: -------------------------------------------------------------------------------- 1 | 7 | 12 | 13 | 19 | 22 | 25 | 26 | 27 | 28 | 34 | 35 | -------------------------------------------------------------------------------- /app/src/main/res/drawable/ic_launcher_background.xml: -------------------------------------------------------------------------------- 1 | 2 | 7 | 10 | 15 | 20 | 25 | 30 | 35 | 40 | 45 | 50 | 55 | 60 | 65 | 70 | 75 | 80 | 85 | 90 | 95 | 100 | 105 | 110 | 115 | 120 | 125 | 130 | 135 | 140 | 145 | 150 | 155 | 160 | 165 | 170 | 171 | -------------------------------------------------------------------------------- /app/src/main/res/layout/activity_main.xml: -------------------------------------------------------------------------------- 1 | 2 | 8 | 9 | 18 | 19 | -------------------------------------------------------------------------------- /app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | -------------------------------------------------------------------------------- /app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | -------------------------------------------------------------------------------- /app/src/main/res/mipmap-hdpi/ic_launcher.png: -------------------------------------------------------------------------------- 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-------------------------------------------------------------------------------- /app/src/main/res/values/strings.xml: -------------------------------------------------------------------------------- 1 | 2 | AndroidLeakTracer 3 | 4 | -------------------------------------------------------------------------------- /app/src/main/res/values/styles.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 10 | 11 | 12 | -------------------------------------------------------------------------------- /app/src/test/java/com/wsy/androidleaktracer/ExampleUnitTest.java: -------------------------------------------------------------------------------- 1 | package com.wsy.androidleaktracer; 2 | 3 | import org.junit.Test; 4 | 5 | import static org.junit.Assert.*; 6 | 7 | /** 8 | * Example local unit test, which will execute on the development machine (host). 9 | * 10 | * @see Testing documentation 11 | */ 12 | public class ExampleUnitTest { 13 | @Test 14 | public void addition_isCorrect() { 15 | assertEquals(4, 2 + 2); 16 | } 17 | } -------------------------------------------------------------------------------- /build.gradle: -------------------------------------------------------------------------------- 1 | // Top-level build file where you can add configuration options common to all sub-projects/modules. 2 | 3 | buildscript { 4 | repositories { 5 | google() 6 | jcenter() 7 | 8 | } 9 | dependencies { 10 | classpath 'com.android.tools.build:gradle:3.4.1' 11 | 12 | // NOTE: Do not place your application dependencies here; they belong 13 | // in the individual module build.gradle files 14 | } 15 | } 16 | 17 | allprojects { 18 | repositories { 19 | google() 20 | jcenter() 21 | 22 | } 23 | } 24 | 25 | task clean(type: Delete) { 26 | delete rootProject.buildDir 27 | } 28 | -------------------------------------------------------------------------------- /gradle.properties: -------------------------------------------------------------------------------- 1 | # Project-wide Gradle settings. 2 | # IDE (e.g. Android Studio) users: 3 | # Gradle settings configured through the IDE *will override* 4 | # any settings specified in this file. 5 | # For more details on how to configure your build environment visit 6 | # http://www.gradle.org/docs/current/userguide/build_environment.html 7 | # Specifies the JVM arguments used for the daemon process. 8 | # The setting is particularly useful for tweaking memory settings. 9 | org.gradle.jvmargs=-Xmx1536m 10 | # When configured, Gradle will run in incubating parallel mode. 11 | # This option should only be used with decoupled projects. More details, visit 12 | # http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects 13 | # org.gradle.parallel=true 14 | # AndroidX package structure to make it clearer which packages are bundled with the 15 | # Android operating system, and which are packaged with your app's APK 16 | # https://developer.android.com/topic/libraries/support-library/androidx-rn 17 | android.useAndroidX=true 18 | # Automatically convert third-party libraries to use AndroidX 19 | android.enableJetifier=true 20 | 21 | -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.jar: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/wangshengyang1996/AndroidLeakTracer/25af07e7d74c4855fbd9cd9d144922b1e0ec3819/gradle/wrapper/gradle-wrapper.jar -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.properties: -------------------------------------------------------------------------------- 1 | #Mon Oct 21 20:34:51 CST 2019 2 | distributionBase=GRADLE_USER_HOME 3 | distributionPath=wrapper/dists 4 | zipStoreBase=GRADLE_USER_HOME 5 | zipStorePath=wrapper/dists 6 | distributionUrl=https\://services.gradle.org/distributions/gradle-5.1.1-all.zip 7 | -------------------------------------------------------------------------------- /gradlew: -------------------------------------------------------------------------------- 1 | #!/usr/bin/env sh 2 | 3 | ############################################################################## 4 | ## 5 | ## Gradle start up script for UN*X 6 | ## 7 | ############################################################################## 8 | 9 | # Attempt to set APP_HOME 10 | # Resolve links: $0 may be a link 11 | PRG="$0" 12 | # Need this for relative symlinks. 13 | while [ -h "$PRG" ] ; do 14 | ls=`ls -ld "$PRG"` 15 | link=`expr "$ls" : '.*-> \(.*\)$'` 16 | if expr "$link" : '/.*' > /dev/null; then 17 | PRG="$link" 18 | else 19 | PRG=`dirname "$PRG"`"/$link" 20 | fi 21 | done 22 | SAVED="`pwd`" 23 | cd "`dirname \"$PRG\"`/" >/dev/null 24 | APP_HOME="`pwd -P`" 25 | cd "$SAVED" >/dev/null 26 | 27 | APP_NAME="Gradle" 28 | APP_BASE_NAME=`basename "$0"` 29 | 30 | # Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. 31 | DEFAULT_JVM_OPTS="" 32 | 33 | # Use the maximum available, or set MAX_FD != -1 to use that value. 34 | MAX_FD="maximum" 35 | 36 | warn () { 37 | echo "$*" 38 | } 39 | 40 | die () { 41 | echo 42 | echo "$*" 43 | echo 44 | exit 1 45 | } 46 | 47 | # OS specific support (must be 'true' or 'false'). 48 | cygwin=false 49 | msys=false 50 | darwin=false 51 | nonstop=false 52 | case "`uname`" in 53 | CYGWIN* ) 54 | cygwin=true 55 | ;; 56 | Darwin* ) 57 | darwin=true 58 | ;; 59 | MINGW* ) 60 | msys=true 61 | ;; 62 | NONSTOP* ) 63 | nonstop=true 64 | ;; 65 | esac 66 | 67 | CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar 68 | 69 | # Determine the Java command to use to start the JVM. 70 | if [ -n "$JAVA_HOME" ] ; then 71 | if [ -x "$JAVA_HOME/jre/sh/java" ] ; then 72 | # IBM's JDK on AIX uses strange locations for the executables 73 | JAVACMD="$JAVA_HOME/jre/sh/java" 74 | else 75 | JAVACMD="$JAVA_HOME/bin/java" 76 | fi 77 | if [ ! -x "$JAVACMD" ] ; then 78 | die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME 79 | 80 | Please set the JAVA_HOME variable in your environment to match the 81 | location of your Java installation." 82 | fi 83 | else 84 | JAVACMD="java" 85 | which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 86 | 87 | Please set the JAVA_HOME variable in your environment to match the 88 | location of your Java installation." 89 | fi 90 | 91 | # Increase the maximum file descriptors if we can. 92 | if [ "$cygwin" = "false" -a "$darwin" = "false" -a "$nonstop" = "false" ] ; then 93 | MAX_FD_LIMIT=`ulimit -H -n` 94 | if [ $? -eq 0 ] ; then 95 | if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then 96 | MAX_FD="$MAX_FD_LIMIT" 97 | fi 98 | ulimit -n $MAX_FD 99 | if [ $? -ne 0 ] ; then 100 | warn "Could not set maximum file descriptor limit: $MAX_FD" 101 | fi 102 | else 103 | warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT" 104 | fi 105 | fi 106 | 107 | # For Darwin, add options to specify how the application appears in the dock 108 | if $darwin; then 109 | GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\"" 110 | fi 111 | 112 | # For Cygwin, switch paths to Windows format before running java 113 | if $cygwin ; then 114 | APP_HOME=`cygpath --path --mixed "$APP_HOME"` 115 | CLASSPATH=`cygpath --path --mixed "$CLASSPATH"` 116 | JAVACMD=`cygpath --unix "$JAVACMD"` 117 | 118 | # We build the pattern for arguments to be converted via cygpath 119 | ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null` 120 | SEP="" 121 | for dir in $ROOTDIRSRAW ; do 122 | ROOTDIRS="$ROOTDIRS$SEP$dir" 123 | SEP="|" 124 | done 125 | OURCYGPATTERN="(^($ROOTDIRS))" 126 | # Add a user-defined pattern to the cygpath arguments 127 | if [ "$GRADLE_CYGPATTERN" != "" ] ; then 128 | OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)" 129 | fi 130 | # Now convert the arguments - kludge to limit ourselves to /bin/sh 131 | i=0 132 | for arg in "$@" ; do 133 | CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -` 134 | CHECK2=`echo "$arg"|egrep -c "^-"` ### Determine if an option 135 | 136 | if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then ### Added a condition 137 | eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"` 138 | else 139 | eval `echo args$i`="\"$arg\"" 140 | fi 141 | i=$((i+1)) 142 | done 143 | case $i in 144 | (0) set -- ;; 145 | (1) set -- "$args0" ;; 146 | (2) set -- "$args0" "$args1" ;; 147 | (3) set -- "$args0" "$args1" "$args2" ;; 148 | (4) set -- "$args0" "$args1" "$args2" "$args3" ;; 149 | (5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;; 150 | (6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;; 151 | (7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;; 152 | (8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;; 153 | (9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;; 154 | esac 155 | fi 156 | 157 | # Escape application args 158 | save () { 159 | for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done 160 | echo " " 161 | } 162 | APP_ARGS=$(save "$@") 163 | 164 | # Collect all arguments for the java command, following the shell quoting and substitution rules 165 | eval set -- $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS "\"-Dorg.gradle.appname=$APP_BASE_NAME\"" -classpath "\"$CLASSPATH\"" org.gradle.wrapper.GradleWrapperMain "$APP_ARGS" 166 | 167 | # by default we should be in the correct project dir, but when run from Finder on Mac, the cwd is wrong 168 | if [ "$(uname)" = "Darwin" ] && [ "$HOME" = "$PWD" ]; then 169 | cd "$(dirname "$0")" 170 | fi 171 | 172 | exec "$JAVACMD" "$@" 173 | -------------------------------------------------------------------------------- /gradlew.bat: -------------------------------------------------------------------------------- 1 | @if "%DEBUG%" == "" @echo off 2 | @rem ########################################################################## 3 | @rem 4 | @rem Gradle startup script for Windows 5 | @rem 6 | @rem ########################################################################## 7 | 8 | @rem Set local scope for the variables with windows NT shell 9 | if "%OS%"=="Windows_NT" setlocal 10 | 11 | set DIRNAME=%~dp0 12 | if "%DIRNAME%" == "" set DIRNAME=. 13 | set APP_BASE_NAME=%~n0 14 | set APP_HOME=%DIRNAME% 15 | 16 | @rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. 17 | set DEFAULT_JVM_OPTS= 18 | 19 | @rem Find java.exe 20 | if defined JAVA_HOME goto findJavaFromJavaHome 21 | 22 | set JAVA_EXE=java.exe 23 | %JAVA_EXE% -version >NUL 2>&1 24 | if "%ERRORLEVEL%" == "0" goto init 25 | 26 | echo. 27 | echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 28 | echo. 29 | echo Please set the JAVA_HOME variable in your environment to match the 30 | echo location of your Java installation. 31 | 32 | goto fail 33 | 34 | :findJavaFromJavaHome 35 | set JAVA_HOME=%JAVA_HOME:"=% 36 | set JAVA_EXE=%JAVA_HOME%/bin/java.exe 37 | 38 | if exist "%JAVA_EXE%" goto init 39 | 40 | echo. 41 | echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME% 42 | echo. 43 | echo Please set the JAVA_HOME variable in your environment to match the 44 | echo location of your Java installation. 45 | 46 | goto fail 47 | 48 | :init 49 | @rem Get command-line arguments, handling Windows variants 50 | 51 | if not "%OS%" == "Windows_NT" goto win9xME_args 52 | 53 | :win9xME_args 54 | @rem Slurp the command line arguments. 55 | set CMD_LINE_ARGS= 56 | set _SKIP=2 57 | 58 | :win9xME_args_slurp 59 | if "x%~1" == "x" goto execute 60 | 61 | set CMD_LINE_ARGS=%* 62 | 63 | :execute 64 | @rem Setup the command line 65 | 66 | set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar 67 | 68 | @rem Execute Gradle 69 | "%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS% 70 | 71 | :end 72 | @rem End local scope for the variables with windows NT shell 73 | if "%ERRORLEVEL%"=="0" goto mainEnd 74 | 75 | :fail 76 | rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of 77 | rem the _cmd.exe /c_ return code! 78 | if not "" == "%GRADLE_EXIT_CONSOLE%" exit 1 79 | exit /b 1 80 | 81 | :mainEnd 82 | if "%OS%"=="Windows_NT" endlocal 83 | 84 | :omega 85 | -------------------------------------------------------------------------------- /leak-tracer-helpers/leak-analyze-addr2line32: -------------------------------------------------------------------------------- 1 | #!/usr/bin/perl 2 | use IO::Handle; 3 | 4 | my $exe_name = shift (@ARGV); 5 | my $log_name = shift (@ARGV); 6 | 7 | if (!$exe_name || !$log_name) { 8 | print "Usage: $0 \n"; 9 | exit (1); 10 | } 11 | 12 | print "Processing \"$log_name\" log for \"$exe_name\"\n"; 13 | 14 | print "Matching addresses to \"$exe_name\"\n"; 15 | 16 | my %stacks; 17 | my %addresses; 18 | my $lines = 0; 19 | 20 | open (LEAKFILE, $log_name) || die("failed to read from \"$log_name\""); 21 | 22 | while () { 23 | chomp; 24 | my $line = $_; 25 | if ($line =~ /^leak, time=([\d.]*), stack=([\w ]*), size=(\d*), data=.*/) { 26 | $lines ++; 27 | 28 | my $id = $2; 29 | $stacks{$id}{COUNTER} ++; 30 | $stacks{$id}{TIME} = $1; 31 | $stacks{$id}{SIZE} += $3; 32 | 33 | my @ptrs = split(/ /, $id); 34 | foreach $ptr (@ptrs) { 35 | $addresses{$ptr} = "unknown"; 36 | } 37 | } 38 | } 39 | close (LEAKFILE); 40 | printf "found $lines leak(s)\n"; 41 | if ($lines == 0) { exit 0; } 42 | 43 | # resolving addresses 44 | my @unique_addresses = keys (%addresses); 45 | my $addr_list = ""; 46 | foreach $addr (@unique_addresses) { $addr_list .= " $addr"; } 47 | 48 | if (!open(ADDRLIST, "addr2lineArm32 -e $exe_name $addr_list |")) { die "Failed to resolve addresses"; } 49 | my $addr_idx = 0; 50 | while () { 51 | chomp; 52 | $addresses{$unique_addresses[$addr_idx]} = $_; 53 | $addr_idx++; 54 | } 55 | close (ADDRLIST); 56 | 57 | # printing allocations 58 | while (($stack, $info) = each(%stacks)) { 59 | print $info->{SIZE}." bytes lost in ".$info->{COUNTER}." blocks (one of them allocated at ".$info->{TIME}."), from following call stack:\n"; 60 | @stack = split(/ /, $stack); 61 | foreach $addr (@stack) { print "\t".$addresses{$addr}."\n"; } 62 | } 63 | -------------------------------------------------------------------------------- /leak-tracer-helpers/leak-analyze-addr2line64: -------------------------------------------------------------------------------- 1 | #!/usr/bin/perl 2 | use IO::Handle; 3 | 4 | my $exe_name = shift (@ARGV); 5 | my $log_name = shift (@ARGV); 6 | 7 | if (!$exe_name || !$log_name) { 8 | print "Usage: $0 \n"; 9 | exit (1); 10 | } 11 | 12 | print "Processing \"$log_name\" log for \"$exe_name\"\n"; 13 | 14 | print "Matching addresses to \"$exe_name\"\n"; 15 | 16 | my %stacks; 17 | my %addresses; 18 | my $lines = 0; 19 | 20 | open (LEAKFILE, $log_name) || die("failed to read from \"$log_name\""); 21 | 22 | while () { 23 | chomp; 24 | my $line = $_; 25 | if ($line =~ /^leak, time=([\d.]*), stack=([\w ]*), size=(\d*), data=.*/) { 26 | $lines ++; 27 | 28 | my $id = $2; 29 | $stacks{$id}{COUNTER} ++; 30 | $stacks{$id}{TIME} = $1; 31 | $stacks{$id}{SIZE} += $3; 32 | 33 | my @ptrs = split(/ /, $id); 34 | foreach $ptr (@ptrs) { 35 | $addresses{$ptr} = "unknown"; 36 | } 37 | } 38 | } 39 | close (LEAKFILE); 40 | printf "found $lines leak(s)\n"; 41 | if ($lines == 0) { exit 0; } 42 | 43 | # resolving addresses 44 | my @unique_addresses = keys (%addresses); 45 | my $addr_list = ""; 46 | foreach $addr (@unique_addresses) { $addr_list .= " $addr"; } 47 | 48 | if (!open(ADDRLIST, "addr2lineArm64 -e $exe_name $addr_list |")) { die "Failed to resolve addresses"; } 49 | my $addr_idx = 0; 50 | while () { 51 | chomp; 52 | $addresses{$unique_addresses[$addr_idx]} = $_; 53 | $addr_idx++; 54 | } 55 | close (ADDRLIST); 56 | 57 | # printing allocations 58 | while (($stack, $info) = each(%stacks)) { 59 | print $info->{SIZE}." bytes lost in ".$info->{COUNTER}." blocks (one of them allocated at ".$info->{TIME}."), from following call stack:\n"; 60 | @stack = split(/ /, $stack); 61 | foreach $addr (@stack) { print "\t".$addresses{$addr}."\n"; } 62 | } 63 | -------------------------------------------------------------------------------- /leak-tracer-helpers/leak-analyze-gdb: -------------------------------------------------------------------------------- 1 | #!/usr/bin/perl 2 | use IO::Handle; 3 | 4 | my $exe_name = shift (@ARGV); 5 | my $log_name = shift (@ARGV); 6 | my $breakpoint; 7 | 8 | if ($#ARGV >= 0) { 9 | $breakpoint = shift @ARGV; 10 | } 11 | 12 | if (!$exe_name || !$log_name) { 13 | print "Usage: $0 [BREAKPOINT]\n"; 14 | exit (1); 15 | } 16 | 17 | my %stacks; 18 | my %addresses; 19 | my $lines = 0; 20 | 21 | open (LEAKFILE, $log_name) || die("failed to read from \"$log_name\""); 22 | 23 | while () { 24 | chomp; 25 | my $line = $_; 26 | if ($line =~ /^leak, time=([\d.]*), stack=([\w ]*), size=(\d*), data=.*/) { 27 | $lines ++; 28 | 29 | my $id = $2; 30 | $stacks{$id}{COUNTER} ++; 31 | $stacks{$id}{TIME} = $1; 32 | $stacks{$id}{SIZE} += $3; 33 | 34 | my @ptrs = split(/ /, $id); 35 | foreach $ptr (@ptrs) { 36 | $addresses{$ptr} = "unknown"; 37 | } 38 | } 39 | } 40 | close (LEAKFILE); 41 | printf "found $lines leak(s)\n"; 42 | 43 | 44 | # Instead of using -batch, we just run things as usual. with -batch, 45 | # we quit on the first error, which we don't want. 46 | open (PIPE, "|gdb -q") or die "Cannot start gdb"; 47 | #open (PIPE, "|cat"); 48 | 49 | # Change set listsize 2 to something else to show more lines 50 | print PIPE "set prompt\nset complaints 1000\nset height 0\n"; 51 | 52 | if ($exe_name eq int($exe_name)) { 53 | print PIPE "attach $exe_name\n"; 54 | } 55 | else 56 | { 57 | print PIPE "file $exe_name\n"; 58 | } 59 | 60 | print PIPE "set environment LD_PRELOAD /usr/lib/libleaktracer.so\n"; 61 | 62 | # Optionally, run the program 63 | if (defined($breakpoint)) { 64 | print PIPE "break $breakpoint\n"; 65 | print PIPE "run ", join(" ", @ARGV), " \n"; 66 | } 67 | 68 | # printing allocations 69 | print PIPE "set listsize 1\n"; 70 | print PIPE "set print symbol-filename on\n"; 71 | 72 | #print PIPE "info sharedlibrary\n"; 73 | 74 | while (($stack, $info) = each(%stacks)) { 75 | print PIPE "echo ".$info->{SIZE}." bytes lost in ".$info->{COUNTER}." blocks (one of them allocated at ".$info->{TIME}."), from following call stack:\\n\n"; 76 | @stack = split(/ /, $stack); 77 | foreach $addr (@stack) { 78 | print PIPE "info symbol " . ($addr) . "\n"; 79 | print PIPE "l *" . ($addr) . "\n"; 80 | } 81 | print PIPE "echo \\n\n"; 82 | } 83 | 84 | if ($exe_name eq int($exe_name)) { 85 | print PIPE "detach\n"; 86 | } 87 | elsif (defined($breakpoint)) { 88 | print PIPE "kill\n"; 89 | } 90 | 91 | print PIPE "quit\n"; 92 | PIPE->flush(); 93 | wait(); 94 | 95 | close (PIPE); 96 | -------------------------------------------------------------------------------- /leak-tracer-helpers/leak-check: -------------------------------------------------------------------------------- 1 | #!/bin/sh 2 | # 3 | # This is a helper for running custom executable with LeakTracer. 4 | # 5 | # Set LEAKTRACER_SHARED_LIB environment variable to specify a path to the LeakTracer library. 6 | # 7 | # Set LEAKTRACER_ONSIG environment variable to use signals for managing LeakTracer, 8 | # otherwise LeakTracer would be enabled from the start. 9 | # 10 | # You can override defaults by setting 11 | # - LEAKTRACER_ONSIG_REPORTFILENAME, 12 | # - LEAKTRACER_ONSIG_STARTALLTHREAD, 13 | # - LEAKTRACER_ONSIG_STOPALLTHREAD, 14 | # - LEAKTRACER_ONSIG_REPORT, 15 | # when LEAKTRACER_ONSIG is set, and 16 | # - LEAKTRACER_AUTO_REPORTFILENAME 17 | # otherwise. 18 | # 19 | # Copyright Nikita Melnichenko [http://nikita.melnichenko.name], 2012 20 | # Lisence: GPL v2 21 | 22 | 23 | 24 | # print usage 25 | if [ -z "$1" ] ; then 26 | echo "Usage: $0 PROGRAM [PARAMETER]..." 27 | exit 0 28 | fi 29 | 30 | # if library wasn't set explicitly, try the one in the current dir 31 | if [ -z "$LEAKTRACER_SHARED_LIB" ] && [ -x "./libleaktracer.so" ] ; then 32 | LEAKTRACER_SHARED_LIB="./libleaktracer.so" 33 | fi 34 | 35 | # set a path to the LeakTracer library 36 | if [ -z "$LEAKTRACER_SHARED_LIB" ] ; then 37 | # THIS SHOULD POINT TO THE SYSTEM LIBRARY: 38 | # USE: sed -i -e 's|\tLEAKTRACER_SYSTEM_SHARED_LIB=.*|\tLEAKTRACER_SYSTEM_SHARED_LIB=/PATH/TO/LIB|' leak-check 39 | LEAKTRACER_SYSTEM_SHARED_LIB=/usr/lib/libleaktracer.so 40 | LEAKTRACER_SHARED_LIB="$LEAKTRACER_SYSTEM_SHARED_LIB" 41 | fi 42 | 43 | # check the library 44 | if ! [ -x "$LEAKTRACER_SHARED_LIB" ] 45 | then 46 | echo "LeakTracer library '$LEAKTRACER_SHARED_LIB' not found!" 47 | echo "Please, set a proper path in the LEAKTRACER_SHARED_LIB variable." 48 | exit 1 49 | fi 50 | 51 | # set defaults for those variables that haven't been specified 52 | if ! [ -z "$LEAKTRACER_ONSIG" ] ; then 53 | 54 | if [ -z "$LEAKTRACER_ONSIG_REPORTFILENAME" ] ; then 55 | LEAKTRACER_ONSIG_REPORTFILENAME=leak.out 56 | fi 57 | if [ -z "$LEAKTRACER_ONSIG_STARTALLTHREAD" ] ; then 58 | LEAKTRACER_ONSIG_STARTALLTHREAD=USR1 59 | fi 60 | if [ -z "$LEAKTRACER_ONSIG_REPORT" ] ; then 61 | LEAKTRACER_ONSIG_REPORT=USR2 62 | fi 63 | 64 | export LEAKTRACER_ONSIG_REPORTFILENAME 65 | export LEAKTRACER_ONSIG_STARTALLTHREAD 66 | export LEAKTRACER_ONSIG_REPORT 67 | 68 | REPORTFILENAME="$LEAKTRACER_ONSIG_REPORTFILENAME" 69 | 70 | elif [ -z "$LEAKTRACER_AUTO_REPORTFILENAME" ] ; then 71 | 72 | export LEAKTRACER_AUTO_REPORTFILENAME=leak.out 73 | 74 | REPORTFILENAME="$LEAKTRACER_AUTO_REPORTFILENAME" 75 | 76 | fi 77 | 78 | # save old report file 79 | if [ -f "$REPORTFILENAME" ] ; then 80 | mv "$REPORTFILENAME" "$REPORTFILENAME-`stat --format '%Y' "$REPORTFILENAME"`" 81 | fi 82 | 83 | # run the program 84 | export LD_PRELOAD="$LEAKTRACER_SHARED_LIB" 85 | exec $@ 86 | -------------------------------------------------------------------------------- /leak-tracer-helpers/leakLog.txt: -------------------------------------------------------------------------------- 1 | # LeakTracer report diff_utc_mono=1571578037.478021 2 | leak, time=1195.418153, stack=0x3c3fe 0x3b150 0x3b06a 0x3a18a, size=1, data=. 3 | leak, time=1195.416044, stack=0x3c3fe 0x3b150 0x3b3a2 0x3a172, size=100, data=.....2.................................. ..... ... 4 | -------------------------------------------------------------------------------- /leak-tracer-helpers/libleaktracer.so: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/wangshengyang1996/AndroidLeakTracer/25af07e7d74c4855fbd9cd9d144922b1e0ec3819/leak-tracer-helpers/libleaktracer.so -------------------------------------------------------------------------------- /settings.gradle: -------------------------------------------------------------------------------- 1 | include ':app' 2 | --------------------------------------------------------------------------------