{//加载属性配置文件load_properties_from_file(PROP_PATH_SYSTEM_BUILD); load_properties_from_file(PROP_PATH_SYSTEM_DEFAULT); load_properties_from_file(PROP_PATH_LOCAL_OVERRIDE); load_persistent_properties();//创建socket资源 并绑定fd = create_socket(PROP_SERVICE_NAME, SOCK_STREAM,0666,0,0);//...
bionic / libc / include / sys / _system_properties.h 1 #define PROP_SERVICE_NAME "property_service" 2 #define PROP_PATH_RAMDISK_DEFAULT "/default.prop" 3 #define PROP_PATH_SYSTEM_BUILD "/system/build.prop" 4 #define PROP_PATH_SYSTEM_DEFAULT "/system/default.prop" 5 #define PROP_PATH...
android.os.SystemProperties.set("persist.internet.adb.enable", "1") val enable= android.os.SystemProperties.get("persist.internet.adb.enable") 用Adb命令查看属性列表 adb shell getprop 以Android 10为例的属性如下: [Build.BRAND]: [MTK] [apexd.status]: [ready] [bluetooth.enable_timeout_ms]: ...
1.system property 系统属性,可以对整个系统全局共享,所以可以达到进程间共享的目的 2.socket通信,很多framework 框架层与system之间通信用这个,比如vold与mountservice、NetworkManagementService与netd、NsdService与netd。系统framework 框架层有实现了NativeDaemonConnector供大家调用。 3.AIDL、鼎鼎大名的AIDL,Android Interfa...
adb shell getprop persist.panel.orientation Android 的系统属性包括两部分: 1.文件保存的持久属性 //bionic/libc/include/sys/_system_properties.h#definePROP_SERVICE_NAME "property_service"#definePROP_PATH_RAMDISK_DEFAULT "/default.prop"#definePROP_PATH_SYSTEM_BUILD "/system/build.prop"#definePROP_PAT...
{ "vpn.", AID_SYSTEM, 0 }, { "vpn.", AID_VPN, 0 }, { "debug.", AID_SHELL, 0 }, { "log.", AID_SHELL, 0 }, { "service.adb.root", AID_SHELL, 0 }, { "persist.sys.", AID_SYSTEM, 0 }, { "persist.service.", AID_SYSTEM, 0 }, ...
2014-10-27 18:44 −简介: 从之前的博文中我们提到过,关机流程中最后是通过修改Android属性进行关机操作(SystemProperties.java通过JNI调用访问系统属性),当然我们也可以通过adb命令修改Android系统属性执行关机操作,例如adb... 一叶梧桐 0 4087 Android平台上使用属性系统(property system) ...
{" service.adb.root ", AID_SHELL}, {" persist.sys. ", AID_SYSTEM}, {" persist.service. ", AID_SYSTEM}, {NULL,0} }; intproperty_set(constchar*name,constchar*value) { property_changed(name, value); return0; } intstart_property_service(void) ...
system/core/include/private/android_filesystem_config.h 1#defineAID_ROOT0/*traditionalunixrootuser*/ 2#defineAID_SYSTEM1000/*systemserver*/ 3#defineAID_RADIO1001/*telephonysubsystem,RIL*/ 4#defineAID_DHCP1014/*dhcpclient*/ 5#defineAID_SHELL2000/*adbanddebugshelluser*/ ...
#define AID_SHELL 2000 /* adb and debug shell user */ #define AID_CACHE 2001 /* cache access */ #define AID_APP 10000 /* first app user */ 属性权限表在system/core/init/property_service.c定义,采用白名单方式 struct { const char *prefix; unsigned int uid; unsigned int gid; } propert...