public bool estarConectado()
{
Runtime runtime = Runtime.GetRuntime();
try {
Java.Lang.Process ipProcess = runtime.Exec("/system/bin/ping -c 1 8.8.8.8");
int exitValue = ipProcess.WaitFor();
return(exitValue == 0);
}
catch (IOException e) {
e.PrintStackTrace();
}
catch (InterruptedException e) {
e.PrintStackTrace();
}
return(false);
}
public static void test_run()
{
//var app_path = Environment.GetFolderPath(Environment.SpecialFolder.Personal);
var path = Path.Combine(Android.OS.Environment.GetExternalStoragePublicDirectory(Android.OS.Environment.DirectoryPictures).AbsolutePath, "KoromoCopy", "youtube_dl");
using (var br = new BinaryReader(Application.Context.Assets.Open("youtube_dl")))
{
using (var bw = new BinaryWriter(new FileStream(path, FileMode.Create)))
{
byte[] buffer = new byte[2048];
int length = 0;
while ((length = br.Read(buffer, 0, buffer.Length)) > 0)
{
bw.Write(buffer, 0, length);
}
}
}
//if (File.Exists(Path.Combine(app_path, "youtube_dl")))
// ;
Java.Lang.Process p = Runtime.GetRuntime().Exec("chmod u+x " + path);
//Java.Lang.Process p = Runtime.GetRuntime().Exec(new string[] { "/system/bin/chmod", "744", Path.Combine(app_path, "youtube_dl") });
BufferedReader reader = new BufferedReader(new InputStreamReader(p.InputStream));
int read;
char[] bbuffer = new char[4096];
StringBuffer output = new StringBuffer();
while ((read = reader.Read(bbuffer)) > 0)
{
output.Append(bbuffer, 0, read);
}
reader.Close();
p.WaitFor();
var st = output.ToString();
}
public Task <bool> PingHost(string host = null, int timeout = 3)
{
bool pingable = false;
if (host == null)
{
host = Static.Secrets.ServerIp;
}
Runtime runtime = Runtime.GetRuntime();
Java.Lang.Process process = runtime.Exec($"ping -c 1 -W {timeout} {host}");
int result = process.WaitFor();
if (result == 0)
{
pingable = true;
}
return(Task.FromResult(pingable));
}
public SerialPort(File device, int baudrate, int flags)
{
// 检查访问权限，如果没有读写权限，进行文件操作，修改文件访问权限
if (!device.CanRead() || !device.CanWrite())
{
try
{
//通过挂在到linux的方式，修改文件的操作权限
Java.Lang.Process su = Runtime.GetRuntime().Exec("/system/xbin/su");
//一般的都是/system/bin/su路径，有的也是/system/xbin/su
var cmd = new Java.Lang.String("chmod 777 " + device.AbsolutePath + "\n" + "exit\n");
// Log.e("cmd :", cmd);
su.OutputStream.Write(cmd.GetBytes());
if ((su.WaitFor() != 0) || !device.CanRead() || !device.CanWrite())
{
throw new SecurityException();
}
}
catch (Exception e)
{
// e.printStackTrace();
throw new SecurityException();
}
}
var ptr = Open(Android.Runtime.JNIEnv.Handle, this.Handle, JNIEnv.NewString(device.AbsolutePath), baudrate, flags);
if (ptr != System.IntPtr.Zero)
{
mFd = GetObject <FileDescriptor>(ptr, JniHandleOwnership.DoNotRegister);
}
if (mFd == null)
{
// Log.e(TAG, "native open returns null");
throw new IOException();
}
mFileInputStream = new FileInputStream(mFd);
mFileOutputStream = new FileOutputStream(mFd);
}
public static Process doShellCommand(Java.Lang.Process proc, string[] cmds, FFMpegCallbacks sc, bool runAsRoot, bool waitFor)
{
var r = Runtime.GetRuntime();
if (proc == null)
{
if (runAsRoot)
{
proc = r.Exec("su");
}
else
{
proc = r.Exec("sh");
}
}
OutputStreamWriter outputStream = new OutputStreamWriter(proc.OutputStream);
for (int i = 0; i < cmds.Length; i++)
{
logMessage("executing shell cmd: " + cmds[i] + "; runAsRoot=" + runAsRoot + ";waitFor=" + waitFor);
outputStream.Write(cmds[i]);
outputStream.Write("\n");
}
outputStream.Flush();
outputStream.Write("exit\n");
outputStream.Flush();
if (waitFor)
{
char[] buf = new char[20];
// Consume the "stdout"
InputStreamReader reader = new InputStreamReader(proc.InputStream);
int read = 0;
while ((read = reader.Read(buf)) != -1)
{
if (sc != null)
{
sc.ShellOut(new string(buf));
}
}
// Consume the "stderr"
reader = new InputStreamReader(proc.ErrorStream);
read = 0;
while ((read = reader.Read(buf)) != -1)
{
if (sc != null)
{
sc.ShellOut(new string(buf));
}
}
proc.WaitFor();
}
sc.ProcessComplete(proc.ExitValue());
return(proc);
}
public void RebootMachine()
{
//try
//{
// Permission permissionCheck = ContextCompat.CheckSelfPermission(Forms.Context, Manifest.Permission.Reboot);
// if (permissionCheck != Permission.Granted)
// {
// // Android.Support.V4.App.ActivityCompat.RequestPermissions(Xamarin.Forms.Platform.Android.FormsApplicationActivity, new string[] { Manifest.Permission.Reboot }, 0);
// Android.Support.V4.App.ActivityCompat.RequestPermissions(globalVariables.activity,
// new string[] { Manifest.Permission.Reboot },
// 1);
// }
// else
// {
// //TODO
// }
// try
// {
// Runtime.GetRuntime().Exec(new string[] { "su", "-c", "am force-stop com.android.launcher" });
// }
// catch (System.Exception e)
// {
// e = e;
// //do something
// }
// PowerManager pm = (PowerManager)Forms.Context.GetSystemService(Context.PowerService);
// pm.Reboot(null);
//}
//catch (System.Exception ex)
//{
// ex = ex;
//}
//try
//{
// Runtime.GetRuntime().Exec(new string[] { "/system/bin/su", "-c", "reboot now" });
//}
//catch (System.Exception ex)
//{
// ex = ex;
//}
//try
//{
// Runtime.GetRuntime().Exec(new string[] { "su", "-c", "reboot now" });
//}
//catch (System.Exception ex)
//{
// ex = ex;
//}
// Android.OS.Process.KillProcess(Android.OS.Process.MyPid());
string command = "adb reboot";
try
{
Java.Lang.Process sh = Runtime.GetRuntime().Exec("su", null, null);
System.IO.Stream os = sh.OutputStream;
byte[] mScreenBuffer = Encoding.Unicode.GetBytes(command);
os.Write(mScreenBuffer);
os.Flush();
os.Close();
sh.WaitFor();
Log.Verbose("PPX", "comple");
}
catch (Java.Lang.Exception e)
{
e.PrintStackTrace();
}
}
