八、AOSP-selinux永久关闭+默认开启开发者

关于selinux的资料可以查阅：http://blog.csdn.net/innost/article/details/19299937

system/core/init/init.cpp

方法名 -> selinux_is_enforcing

static bool selinux_is_enforcing(void)
{
    if (ALLOW_PERMISSIVE_SELINUX) {
        return selinux_status_from_cmdline() == SELINUX_ENFORCING;
    }
    return true;
}

static bool selinux_is_enforcing(void)
{
	//zjp update
    return false;
    
}

源码路径：packagesappsSettingssrccomandroidsettingsSettingsActivity.java源码

        final boolean showDev = mDevelopmentPreferences.getBoolean(
                DevelopmentSettings.PREF_SHOW, android.os.Build.TYPE.equals("eng"))
                && !um.hasUserRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES);*/

修改

		//zjp update
        
		final boolean showDev = true;

源码路径：build/make/core/main.mk源码

else # !enable_target_debugging
  # Target is less debuggable and adbd is off by default
  ADDITIONAL_DEFAULT_PROPERTIES += ro.debuggable=0
endif # !enable_target_debugging

修改

else # !enable_target_debugging
  # zjp update
  # Target is less debuggable and adbd is off by default
  ADDITIONAL_DEFAULT_PROPERTIES += ro.debuggable=1
endif # !enable_target_debugging