Android系統(tǒng)源代碼情景分析（修訂版）

第1篇 初識Android系統(tǒng)第1章　準(zhǔn)備知識21.1　Linux內(nèi)核參考書籍...................21.2　Android應(yīng)用程序參考書籍...............................31.3　下載、編譯和運行Android源代碼..........................31.3.1　下載Android源代碼.............................41.3.2　編譯Android源代碼.........................................41.3.3　運行Android模擬器.............................51.4　下載、編譯和運行Android內(nèi)核源代碼.........................61.4.1　下載Android內(nèi)核源代碼...................................61.4.2　編譯Android內(nèi)核源代碼...................71.4.3　運行Android模擬器..............................81.5　開發(fā)第一個Android應(yīng)用程序...............81.6　單獨編譯和打包Android應(yīng)用程序模塊.....111.6.1　導(dǎo)入單獨編譯模塊的mmm命令....................111.6.2　單獨編譯Android應(yīng)用程序模塊...................121.6.3　重新打包Android系統(tǒng)鏡像文件 ......12第２章　硬件抽象層.......................................132.1　開發(fā)Android硬件驅(qū)動程序.......................142.1.1　實現(xiàn)內(nèi)核驅(qū)動程序模塊...................142.1.2　修改內(nèi)核Kconfig文件...........................................212.1.3　修改內(nèi)核Makefile文件....................................222.1.4　編譯內(nèi)核驅(qū)動程序模塊.........................222.1.5　驗證內(nèi)核驅(qū)動程序模塊......................232.2　開發(fā)C可執(zhí)行程序驗證Android硬件驅(qū)動程序..........242.3　開發(fā)Android硬件抽象層模塊........................262.3.1　硬件抽象層模塊編寫規(guī)范....................262.3.2　編寫硬件抽象層模塊接口..292.3.3　硬件抽象層模塊的加載過程.........................332.3.4　處理硬件設(shè)備訪問權(quán)限問題...................362.4　開發(fā)Android硬件訪問服務(wù)......................................382.4.1　定義硬件訪問服務(wù)接口.........................382.4.2　實現(xiàn)硬件訪問服務(wù)....................................392.4.3　實現(xiàn)硬件訪問服務(wù)的JNI方法................402.4.4　啟動硬件訪問服務(wù).......................432.5　開發(fā)Android應(yīng)用程序來使用硬件訪問服務(wù)........44第３章　智能指針.................................................493.1　輕量級指針.....................................................503.1.1　實現(xiàn)原理分析.............................................503.1.2　應(yīng)用實例分析............................533.2　強指針和弱指針......................................543.2.1　強指針的實現(xiàn)原理分析.................553.2.2　弱指針的實現(xiàn)原理分析......................613.2.3　應(yīng)用實例分析................................67第2篇 Android專用驅(qū)動系統(tǒng)第４章　Logger日志系統(tǒng)...........744.1　Logger日志格式............................754.2　Logger日志驅(qū)動程序.........................764.2.1　基礎(chǔ)數(shù)據(jù)結(jié)構(gòu).....................774.2.2　日志設(shè)備的初始化過程.........784.2.3　日志設(shè)備文件的打開過程....834.2.4　日志記錄的讀取過程............................844.2.5　日志記錄的寫入過程.........884.3　運行時庫層日志庫.................934.4　C/C++日志寫入接口.........................................1004.5　Java日志寫入接口......................................................1044.6　Logcat工具分析.................................................1104.6.1　基礎(chǔ)數(shù)據(jù)結(jié)構(gòu)...........................................1114.6.2　初始化過程.................................................1154.6.3　日志記錄的讀取過程.........................1274.6.4　日志記錄的輸出過程..................................132第５章　Binder進程間通信系統(tǒng).....................1445.1　Binder驅(qū)動程序...................................1455.1.1　基礎(chǔ)數(shù)據(jù)結(jié)構(gòu).......................1465.1.2　Binder設(shè)備的初始化過程.....................1645.1.3　Binder設(shè)備文件的打開過程................................1655.1.4　Binder設(shè)備文件的內(nèi)存映射過程.........................1665.1.5　內(nèi)核緩沖區(qū)管理.................................1735.2　Binder進程間通信庫.....................................1835.3　Binder進程間通信應(yīng)用實例................1885.4　Binder對象引用計數(shù)技術(shù)...............1965.4.1　Binder本地對象的生命周期.....1975.4.2　Binder實體對象的生命周期..2015.4.3　Binder引用對象的生命周期.......2045.4.4　Binder代理對象的生命周期..........2095.5　Binder對象死亡通知機制.........................2125.5.1　注冊死亡接收通知....................................2135.5.2　發(fā)送死亡接收通知............................2165.5.3　注銷死亡接收通知.........................2215.6　Service Manager的啟動過程......................2245.6.1　打開和映射Binder設(shè)備文件.........................2265.6.2　注冊為Binder上下文管理者......2275.6.3　循環(huán)等待Client進程請求................2315.7　Service Manager代理對象的獲取過程.....2385.8　Service組件的啟動過程........................2445.8.1　注冊Service組件.......................2455.8.2　啟動Binder線程池............................2895.9　Service代理對象的獲取過程........................2915.10　Binder進程間通信機制的Java接口................3005.10.1　Service Manager的Java代理對象的獲取過程....3005.10.2　Java服務(wù)接口的定義和解析................................3105.10.3　Java服務(wù)的啟動過程...................................3135.10.4　Java服務(wù)代理對象的獲取過程.......................3205.10.5　Java服務(wù)的調(diào)用過程...............................................323第６章　Ashmem匿名共享內(nèi)存系統(tǒng)...........................3276.1　Ashmem驅(qū)動程序...................................................3286.1.1　基礎(chǔ)數(shù)據(jù)結(jié)構(gòu)..........................................3286.1.2　匿名共享內(nèi)存設(shè)備的初始化過程.......3306.1.3　匿名共享內(nèi)存設(shè)備文件的打開過程.....3326.1.4　匿名共享內(nèi)存設(shè)備文件的內(nèi)存映射過程..3346.1.5　匿名共享內(nèi)存塊的鎖定和解鎖過程.................3366.1.6　匿名共享內(nèi)存塊的回收過程..................3446.2　運行時庫cutils的匿名共享內(nèi)存訪問接口..................................... 3456.3　匿名共享內(nèi)存的C++訪問接口.......3496.3.1　MemoryHeapBase................3496.3.2　MemoryBase........................................3596.3.3　應(yīng)用實例......................3646.4　匿名共享內(nèi)存的Java訪問接口.....3706.4.1　MemoryFile........3706.4.2　應(yīng)用實例..................................3756.5　匿名共享內(nèi)存的共享原理...........386第3篇 Android應(yīng)用程序框架第７章　Activity組件的啟動過程.............................3927.1　Activity組件應(yīng)用實例.................................3927.2　根Activity組件的啟動過程.........................................3987.3　子Activity組件在進程內(nèi)的啟動過程............4327.4　子Activity組件在新進程中的啟動過程.................440第８章　Service組件的啟動過程..........................4438.1　Service組件應(yīng)用實例........................................4438.2　Service組件在新進程中的啟動過程.....................4518.3　Service組件在進程內(nèi)的綁定過程.................463第９章　Android系統(tǒng)廣播機制.........................4869.1　廣播機制應(yīng)用實例.............................................4879.2　廣播接收者的注冊過程...................................4939.3　廣播的發(fā)送過程.........................................501第10章　Content Provider組件的實現(xiàn)原理.......52410.1　Content Provider組件應(yīng)用實例......................52510.1.1　ArticlesProvider..............................52510.1.2　Article..............................................53510.2　Content Provider組件的啟動過程.................55010.3　Content Provider組件的數(shù)據(jù)共享原理..57310.3.1　數(shù)據(jù)共享模型.................................................57310.3.2　數(shù)據(jù)傳輸過程.................................................57610.4　Content Provider組件的數(shù)據(jù)更新通知機制......59610.4.1　注冊內(nèi)容觀察者.................................59710.4.2　發(fā)送數(shù)據(jù)更新通知.........................603第11章　Zygote和System進程的啟動過程...................61111.1　Zygote進程的啟動腳本..................................61111.2　Zygote進程的啟動過程......................................61411.3　System進程的啟動過程........................................622第12章　Android應(yīng)用程序進程的啟動過程..63012.1　應(yīng)用程序進程的創(chuàng)建過程.............................63012.2　Binder線程池的啟動過程...................63912.3　消息循環(huán)的創(chuàng)建過程............................641第13章　Android應(yīng)用程序的消息處理機制....................64513.1　創(chuàng)建線程消息隊列..........................64513.2　線程消息循環(huán)過程.........................65013.3　線程消息發(fā)送過程.................................65513.4　線程消息處理過程.................................660第14章　Android應(yīng)用程序的鍵盤消息處理機制......66714.1　鍵盤消息處理模型...........................66714.2　InputManager的啟動過程.........................67014.2.1　創(chuàng)建InputManager.........................................67014.2.2　啟動InputManager....................67314.2.3　啟動InputDispatcher................67514.2.4　啟動InputReader...................67714.3　InputChannel的注冊過程............................68814.3.1　創(chuàng)建InputChannel.....................68914.3.2　注冊Server端InputChannel.....................69714.3.3　注冊系統(tǒng)當(dāng)前激活的應(yīng)用程序窗口..70114.3.4　注冊Client端InputChannel......................70614.4　鍵盤消息的分發(fā)過程..................................70914.4.1　InputReader獲得鍵盤事件...............................71014.4.2　InputDispatcher分發(fā)鍵盤事件..................71714.4.3　系統(tǒng)當(dāng)前激活的應(yīng)用程序窗口獲得鍵盤消息......72714.4.4　InputDispatcher獲得鍵盤事件處理完成通知.....74314.5　InputChannel的注銷過程................................74614.5.1　銷毀應(yīng)用程序窗口 .....74714.5.2　注銷Client端InputChannel........75614.5.3　注銷Server端InputChannel.....................................758第15章　Android應(yīng)用程序線程的消息循環(huán)模型.............76415.1　應(yīng)用程序主線程消息循環(huán)模型..................................76515.2　與界面無關(guān)的應(yīng)用程序子線程消息循環(huán)模型........76615.3　與界面相關(guān)的應(yīng)用程序子線程消息循環(huán)模型..........769第16章　Android應(yīng)用程序的安裝和顯示過程..........77816.1　應(yīng)用程序的安裝過程 ...................................77816.2　應(yīng)用程序的顯示過程...........................814