framework目录编译进nexus手机的文件功能描述

frameworks:  

./bin/am                                          am命令来发送Intent           

./bin/app_process                                 系统进程           

./bin/audioloop                                   多媒体框架读取缓存内容           

./bin/bmgr                                        adb shell命令下对Android Device所有package备份和恢复的操作。         

./bin/bootanimation                               显示开机画面命令           

./bin/bu                                          系统backup manager          

./bin/bugreport                                   bugreport命令，里面包含了各种log信息,大部分log也可以通过直接运行相关的程序来直接获得.           

./bin/decoder                                     decoder命令           

./bin/drmserver                                   video protected          

./bin/dumpstate                                   状态抓取器           

./bin/dumpsys                                     系统抓取器           

./bin/ime                                         ime命令所需jar包，用于查看当前话机输入法列表、设置输入法           

./bin/input                                       input命令所需的jar包，用于模拟按键输入。           

./bin/installd                                    android apk安装最后使用服务installd来实现          

./bin/keystore                                    keystore服务是加解密储存键值的服务。它主要作用就是验证应用程序与签名文件是否一致。           

./bin/keystore_cli                                keystore命令行           

./bin/mediaserver                                 是整个android中media部分的核心和灵魂。几乎所有与多媒体播放相关的内容都放在这里。包括了音视频的编解码以及显示输出           

./bin/omx_tests                                   多媒体框架omx接口 测试          

./bin/pm                                          包管理器           

./bin/record                                      多媒体核心及插件record命令           

./bin/recordvideo                                 多媒体核心及插件 recordvideo命令          

./bin/screencap                                   framebuffer service则调用截屏工具screencap来截屏。那些同步软件也是调用screencap实现截屏的          

./bin/screenshot                                  系统screenshot命令           

./bin/sensorservice                               在Java层Sensor的状态控制由SensorService来负责           

./bin/service                                     配合libandroid_servers.so在话机启动时通过SystemServer以循环闭合管理的方式将各个service添加到ServiceManager中。           

./bin/servicemanager                              servicemanager服务的作用主要是服务管理，所谓的服务管理其实就是获取服务、检查服务、添加服务、枚举所有服务。           

./bin/sf2                                         多媒体核心及插件 recordvideo命令 sf2命令         

./bin/stagefright                                 多媒体框架           

./bin/stream                                      多媒体核心及插件stream命令           

./bin/surfaceflinger                              触摸感应驱动           

./bin/svc                                         可应用来管理wifi,power和data。           

./bin/system_server                               system server库libsystem_server.so->system/lib/libsystem_server.so和system_server可执行程式->system/bin/system_server.          

./bin/testid3                                     多媒体框架           

./xbin/btool                                      backed up to stdout        

./xbin/rawbu                                      Backup data          

./framework/am.jar                                终端下执行am命令时所需的java库           

./framework/android.policy.jar                    锁屏界面需要用到的jar包，该包引用了android.test.runner.jar           

./framework/android.test.runner.jar               测试应用所需的jar包，该包引用了core.jar,core-junit.ajr以及framework.jar           

./framework/bmgr.jar                              adb shell命令下对Android Device所有package备份和恢复的操作时所需的java库。         

./framework/bu.jar                                系统backup manager 所jar包         

./framework/com.android.future.usb.accessory.jar  用于管理USB的上层java库，在系统编译时hardware层会调用到           

./framework/com.android.location.provider.jar     提供位置服务           

./framework/com.android.nfc_extras.jar            NFC外部库。android/nfc/NfcAdapter.java会调用到包中的NfcAdapterExtras.java           

./framework/ext.jar                               android外部三方扩展包           

./framework/framework.jar                         android的sdk中核心代码。           

./framework/ime.jar                               ime命令所需jar包，用于查看当前话机输入法列表、设置输入法           

./framework/input.jar                             input命令所需的jar包，用于模拟按键输入。           

./framework/javax.obex.jar                        java蓝牙API，用于对象交换协议。           

./framework/pm.jar                                执行pm命令所需的jar包           

./framework/services.jar                          话机框架层服务端的编译后jar包，配合libandroid_servers.so在话机启动时通过SystemServer以循环闭合管理的方式将各个service添加到ServiceManager中。           

./framework/svc.jar                               svc命令所需jar包，可应用来管理wifi,power和data。           

./lib/drm/libfwdlockengine.so                        

./lib/egl/libGLES_android.so                      software OpenGL ES library 系统提供纯软件3D加速库       

./lib/libEGL.so                                   Android系统的EGL框架，默认加载OPENGL 库libGLES_android.so          

./lib/libETC1.so                                  the ETC1 host static library       

./lib/libGLESv1_CM.so                             the wrapper OpenGL ES 1.x library      

./lib/libGLESv2.so                                the wrapper OpenGL ES 2.x library      

./lib/libGLESv2_dbg.so                              

./lib/libRS.so                                    render script lib         

./lib/libandroid.so                               Android提供的一些API实际执行时调用的库           

./lib/libandroid_runtime.so                       android运行时库:Android中实现的JNI的主要库           

./lib/libandroid_servers.so                       系统服务组件；和Android中实现的JNI有关的库           

./lib/libaudioeffect_jni.so                       Android与音效有关的库，音效jni接口，涉及到密集运算           

./lib/libaudioflinger.so                          音频过滤器:audioflinger向上处理来自于应用程序的声音相关的所有请求,向下通过AudioHardwareInterface访问硬件           

./lib/libbcc.so                                   Bitcode compiler库：Online JIT compiler, Translate portable bitcode to appropriate machine  

./lib/libbcc.so.sha1                              Calculate SHA1 checksum for libbcc.so and libRS.so     

./lib/libbcinfo.so                                libbcinfo provides bitcode translator   metadate extraction     

./lib/libbinder.so                                Android用于实现binder机制的库，binder用于Android的跨进程通信           

./lib/libcamera_client.so                         摄像头相关的库           

./lib/libcameraservice.so                         摄像头相关的库           

./lib/libclcore.bc                                           

./lib/libdefcontainer_jni.so                      “自动安装位置选择依据”功能使用的native函数的jni接口           

./lib/libdrm1.so                                  drm解析库           

./lib/libdrm1_jni.so                              Android中与drm相关的库           

./lib/libdrmframework.so                          DRM相关，DigitalRightsManagement,内容数字版权加密保护技术           

./lib/libdrmframework_jni.so                      DRM相关           

./lib/libeffects.so                               Android中与媒体相关的库           

./lib/libemoji.so                                 “絵文字”(颜文字)相关库           

./lib/libgui.so                                   Android中与用户界面相关的库           

./lib/libhwui.so                                  Android’s 2D hardware accelerated rendering pipeline      

./lib/libinput.so                                 触摸屏触摸事件相关库           

./lib/libjnigraphics.so                           与绘图有关，对bitmap的访问进行了封装           

./lib/libmedia.so                                 Android的MediaPlay架构的一部分           

./lib/libmedia_jni.so                             MediaPlayer中负责与JNI通信的部分           

./lib/libmediaplayerservice.so                    MediaPlayer架构的一部分，通过继承libmedia.so的类实现服务器的功能           

./lib/libmtp.so                                   MTP(MediaTransferProtocol)媒体传输协议           

./lib/libpowermanager.so                          电源管理库           

./lib/librs_jni.so                                Android中与用户界面有关的库，和launcher有关           

./lib/librtp_jni.so                               Android中和RTP协议相关的库           

./lib/libsensorservice.so                         Android中和传感器有关的库           

./lib/libsoundpool.so                             Android中和声音回放有关的库           

./lib/libstagefright.so                           FFmpeg模块           

./lib/libstagefright_amrnb_common.so              FFmpeg模块           

./lib/libstagefright_avc_common.so                FFmpeg模块           

./lib/libstagefright_enc_common.so                FFmpeg模块           

./lib/libstagefright_foundation.so                FFmpeg模块           

./lib/libstagefright_omx.so                       FFmpeg模块:OMX，openMax           

./lib/libstagefright_soft_aacdec.so               aac音频解码库           

./lib/libstagefright_soft_amrdec.so               amr音频解码库           

./lib/libstagefright_soft_g711dec.so              g711音频解码库           

./lib/libstagefright_soft_h264dec.so              h264音频解码库           

./lib/libstagefright_soft_mp3dec.so               mp3音频解码库           

./lib/libstagefright_soft_mpeg4dec.so             mpeg4音频解码库           

./lib/libstagefright_soft_vorbisdec.so            vorbis音频解码库：OGGVobisOgg           

./lib/libstagefright_soft_vpxdec.so               音频解码库 vpx：VITA 46基础标准由VITA46.0（基础协议）和VITA46.1（VME连接）描述，也称为VPX         

./lib/libstagefright_yuv.so                       颜色编码方法相关           

./lib/libsurfaceflinger.so                        Android显示系统的部件相关库           

./lib/libsurfaceflinger_client.so                 Android显示系统的部件相关库           

./lib/libsystem_server.so                         Android中和系统服务有关的库           

./lib/libui.so                                    Android的GUI(图形用户界面)的中枢           

./lib/libutils.so                                 Android的底层库，这个库以C  实现，提供的API也是C  的。Android的层次的C语言程序和库，大都基于libutils开发。           

./lib/libvariablespeed.so                         声音解码加速相关库           

./lib/libvideoeditor_jni.so                       视频编辑JNI接口库文件           

./lib/libvideoeditorplayer.so                     视频编辑播放器库文件           

./lib/soundfx/libaudiopreprocessing.so            声音库相关。audio preprocessing wrapper         

./lib/soundfx/libbundlewrapper.so                 声音库相关。music bundle wrapper         

./lib/soundfx/libreverbwrapper.so                 声音库相关。reverb的封装           

./lib/soundfx/libvisualizer.so                    声音库相关。Visualizer库       

  

system+external:      

bin/adb                                        adb:android debug bridge             

bin/applypatch                                 补丁工具               

bin/bluetoothd                                                

bin/brcm_patchram_plus                                        

bin/dalvikvm                                   Dalvik虚拟机宿主               

bin/dbus-daemon                                系统BUS总线监控               

bin/debuggerd                                  调试器               

bin/dexopt                                     dex优化               

bin/dhcpcd                                     DHCP服务器               

bin/dnsmasq                                    DNS服务工具               

bin/fsck_msdos                                 dos文件系统检查工具               

bin/gdbserver                                  Remote Server for the GNU Debugger          

bin/gzip                                       解压工具               

bin/hciattach                                  Hciattach主要用来初始化蓝牙设备               

bin/hostapd                                    一个用户态用于AP和认证服务器的守护进程               

bin/hostapd_cli                                hostapd_cli,就是一个跟hostapd一起的命令行前台程序               

bin/ip                                                        

bin/ip6tables                                  ip6tables防火墙的守护进程               

bin/iptables                                   iptables防火墙的守护进程               

bin/linker                                     加载/链接器linker主要用于实现共享库的加载与链接               

bin/logcat                                     logcat命令               

bin/logwrapper                                 log wrapper              

bin/make_ext4fs                                制作ext4文件系统               

bin/mksh                                       某种shell               

bin/monkey                                     app测试工具               

bin/mtpd                                       MTP(Media Transfer Protocol) daemon            

bin/ndc                                        Android中和网络有关的工具               

bin/netcfg                                     获取网络信息的工具               

bin/netd                                       和网络有关的工具               

bin/pand                                       建立wifi热点有关的工具               

bin/ping                                       ping               

bin/pppd                                       用于Point-to-Point Protocol的守护进程              

bin/qemu-props                                 used to set various system properties on boot        

bin/qemud                                      QEMU虚拟机               

bin/racoon                                     key management daemon             

bin/radiooptions                               radiooptions来切换Radio状态               

bin/rild                                       RIL(Radio Interface Layer) Deamon            

bin/run-as                                     This program runs as set-uid root on Android production devices      

bin/schedtest                                  一个调试工具               

bin/sdcard                                     磁盘相关的工具               

bin/sdptool                                    shell命令：管理工具               

bin/send_bug                                   通过mail发送bug的工具               

bin/setup_fs                                   ext4_utils工具               

bin/showlease                                  dhcpcd相关的工具               

bin/simg2img                                   固件压缩工具               

bin/smc_pa_ctrl                                               

bin/tc                                                        

bin/tf_daemon                                                 

bin/toolbox                                    toolbox：ls等常用命令               

bin/vdc                                        磁盘管理相关命令               

bin/vold                                       (Volume Daemon) 负责大容量存储设备挂载和删除的守护进程             

bin/wpa_cli                                    wpa_supplicant软件包中包含客户端程序 wpa_cli              

bin/wpa_supplicant                             Android中用于处理无线局域网的WPA(2)安全措施的守护进程               

lib/bluez-plugin/audio.so                      A2DP/AVRCP协议相关               

lib/bluez-plugin/bluetooth-health.so           支持蓝牙设备的健康状况设备库，可使用蓝牙医疗设备               

lib/bluez-plugin/input.so                      HID plugin              

lib/bluez-plugin/network.so                    network plugin              

lib/hw/audio.a2dp.default.so                   A2DP plugin              

lib/hw/audio.primary.default.so                The default audio HAL module           

lib/hw/audio.primary.tuna.so                   音频动态库               

lib/hw/audio_policy.default.so                 The default audio policy            

lib/hw/camera.goldfish.so                      相机相关动态库               

lib/hw/gps.goldfish.so                         gps相关库               

lib/hw/gralloc.default.so                      默认的Gralloc模块               

lib/hw/lights.goldfish.so                      screen & keyboard backlights and other LEDs         

lib/hw/lights.tuna.so                          screen & keyboard backlights and other LEDs         

lib/hw/nfc.tuna.so                             nfc硬件库               

lib/hw/sensors.goldfish.so                     sensors硬件库               

lib/hw/sensors.tuna.so                         sensors硬件库               

lib/libFFTEm.so                                Android使用的一个用于计算FFT(快速傅里叶变换)的库               

lib/libI420colorconvert.so                                    

lib/libOMX.TI.DUCATI1.MISC.SAMPLE.so           OpenMax相关库               

lib/libOMX.TI.DUCATI1.VIDEO.CAMERA.so          OpenMax相关库               

lib/libOMX.TI.DUCATI1.VIDEO.DECODER.secure.so  OpenMax相关库               

lib/libOMX.TI.DUCATI1.VIDEO.DECODER.so         OpenMax相关库               

lib/libOMX.TI.DUCATI1.VIDEO.H264E.so           OpenMax相关库               

lib/libOMX.TI.DUCATI1.VIDEO.MPEG4E.so          OpenMax相关库               

lib/libOMX_Core.so                             OpenMax相关库               

lib/libOpenMAXAL.so                            OpenMax相关库               

lib/libOpenSLES.so                             OpenMax相关库               

lib/libSR_AudioIn.so                           语音识别语音库               

lib/libWnnEngDic.so                            OpenWnn输入法相关               

lib/libWnnJpnDic.so                            OpenWnn输入法相关               

lib/libaudioutils.so                           媒体库               

lib/libbluedroid.so                            Android中和蓝牙(bluetooth)相关的库               

lib/libbluetooth.so                            Android中和蓝牙(bluetooth)相关的库               

lib/libbluetoothd.so                           Android中和蓝牙(bluetooth)相关的库               

lib/libbtio.so                                 Android中和蓝牙(bluetooth)相关的库               

lib/libc.so                                    C库               

lib/libc_malloc_debug_leak.so                                 

lib/libc_malloc_debug_qemu.so                                 

lib/libchromium_net.so                         浏览器支持库               

lib/libcrypto.so                               加密库               

lib/libctest.so                                c  测试库               

lib/libcutils.so                               Bionic的一部分，是Android中最基础的库               

lib/libdbus.so                                 Dbus，被Android拿来用于进程间通信               

lib/libdiskconfig.so                           Android中与储存(磁盘)相关的库               

lib/libdl.so                                   Bionic实现的动态链接相关的库               

lib/libdomx.so                                                

lib/libdvm.so                                  Dalvik虚拟机本体               

lib/libexif.so                                 一个处理照片exif信息的命令行工具               

lib/libexpat.so                                解析XML文档的开发库               

lib/libext2_blkid.so                           Ext2 Filesystem Utilities             

lib/libext2_com_err.so                         Ext2 Filesystem Utilities             

lib/libext2_e2p.so                             Ext2 Filesystem Utilities             

lib/libext2_profile.so                         Ext2 Filesystem Utilities             

lib/libext2_uuid.so                            Ext2 Filesystem Utilities             

lib/libext2fs.so                               Ext2 Filesystem Utilities             

lib/libext4_utils.so                                          

lib/libfilterfw.so                             媒体库               

lib/libfilterpack_imageproc.so                                

lib/libgabi++.so                                            

lib/libglib.so                                                

lib/libhardware.so                             Android中HAL(硬件抽象层)相关库               

lib/libhardware_legacy.so                      Android中HAL(硬件抽象层)相关库               

lib/libharfbuzz.so                                            

lib/libicui18n.so                              ICU(International Component for Unicode            

lib/libicuuc.so                                同样是libicu的一部分               

lib/libinvensense_hal.so                                      

lib/libion.so                                                 

lib/libiprouteutil.so                          Android中与TCP/IP栈相关的库               

lib/libjni_latinime.so                         Android中与拉丁字母输入法相关的库               

lib/libjni_mosaic.so                                          

lib/libjpeg.so                                 处理jpeg图像的相关库               

lib/liblog.so                                  有关日志记录的库               

lib/libm.so                                    与内存分配回收有关               

lib/libmllite.so                               传感器相关的库               

lib/libmlplatform.so                           传感器相关的库               

lib/libmm_osal.so                                             

lib/libnativehelper.so                         Dalvik的一部分，用于注册JNI调用的原生代码函数               

lib/libnetlink.so                              RSVP协议开源实现               

lib/libnetutils.so                             有关以太网(Ethernet)的模块               

lib/libnfc.so                                  libnfc 是一个主要的库，实现了NFC Stack的大部分功能，主要供NFC的服务进程调用             

lib/libnfc_jni.so                                             

lib/libnfc_ndef.so                             一个很小的函数库，主要是实现NDEF消息的解析，供Framework 调用              

lib/libpagemap.so                              pagemap库               

lib/libpixelflinger.so                         Pixelflinger是Android系统中为OpenGLES引擎提供的一套软件渲染器               

lib/libpower.so                                               

lib/libreference-ril.so                        Android中的ril库，负责与基带(baseband)芯片的驱动(经常会被称作‘基带’，‘radio’等)通信的部分               

lib/libril.so                                  libril.so是一个辅助功能的库，它为libreference-ril和rild使用               

lib/libskia.so                                 Android所采用的SKIA图形引擎               

lib/libsonivox.so                              一个电子声音合成器               

lib/libspeexresampler.so                       一套主要针对语音的开源音频压缩格式               

lib/libsqlite.so                               Sqlite的相关库               

lib/libsqlite_jni.so                           Sqlite的相关库，用于JNI通信               

lib/libsrec_jni.so                             语音识别库，用于jni通信               

lib/libssl.so                                  OpenSSL模块主体               

lib/libstagefrighthw.so                        FFmpeg的模块               

lib/libstdc++.so                               Bionic的C++库               

lib/libstlport.so                              Bionic的C++的STL模版库               

lib/libsysutils.so                             Android的核心模块，这里的一个(可能是曾经的)漏洞和zergrush的提权有关               

lib/libthread_db.so                            多线程调试有关的库               

lib/libtinyalsa.so                             a small library to interface withALSA          

lib/libtiutils.so                                             

lib/libttscompat.so                            TTS转换库               

lib/libttspico.so                              TTS语音相关库               

lib/libusbhost.so                                             

lib/libvorbisidec.so                           Vorbis解码器(如ogg等)               

lib/libwebcore.so                              Webkit网页渲染引擎               

lib/libwebrtc_audio_preprocessing.so                          

lib/libwilhelm.so                                             

lib/libwnndict.so                                             

lib/libwpa_client.so                           守护程序操作和得到状态信息和事件通知的控制接口               

lib/libz.so                                    zip压缩               

xbin/add-property-tag                                         

xbin/check-lost+found                                         

xbin/dexdump                                   dexdump反编译app               

xbin/dhdutil                                                  

xbin/hcidump                                   蓝牙协议分析工具               

xbin/latencytop                                a tool for software developers identifying system latency happen       

xbin/librank                                   Java Library Ranking System库            

xbin/micro_bench                               性能测试软件benchmark               

xbin/opcontrol                                 用于 Linux 的若干种评测和性能监控工具             

xbin/oprofiled                                 用于 Linux 的若干种评测和性能监控工具             

xbin/procmem                                   procmem相关               

xbin/procrank                                  查看进程使用的内存情况               

xbin/sane_schedstat                            Opens /proc/sched_stat and diff's the counters.          

xbin/scp                                       文件复制命令               

xbin/showmap                                   showmap工具               

xbin/showslab                                  showslab工具               

xbin/sqlite3                                   一个 SQLite 数据库的命令行接口             

xbin/ssh                                       远程连接客户端工具               

xbin/strace                                    系统调试工具               

xbin/su                                        su命令