(Chilkat for Android™ API) SSH Key Fingerprint

Generates a fingerprint for an SSH key.

Download: Chilkat for Android™ Java Libraries

// Important: Don't forget to include the call to System.loadLibrary
// as shown at the bottom of this code sample.
package com.test;

import android.app.Activity;
import com.chilkatsoft.*;

import android.widget.TextView;
import android.os.Bundle;

public class SimpleActivity extends Activity {
  // Called when the activity is first created.
  @Override
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    TextView tv = new TextView(this);
    String outStr = "";

    CkSshKey key = new CkSshKey();

    boolean success;

    //  Load an SSH key from an encrypted OpenSSH-formatted private key:
    key.put_Password("secret");

    String keyStr;
    //  First load the PEM into a string:
    keyStr = key.loadText("privkey_openssh_encrypted.pem");

    //  Import into the SSH key object:
    success = key.FromOpenSshPrivateKey(keyStr);
    if (success != true) {
        outStr += key.lastErrorText() + "\n";
        tv.setText(outStr);
        setContentView(tv);
        return;
    }

    //  Generate the fingerprint:
    String fingerprint;
    fingerprint = key.genFingerprint();

    outStr += fingerprint + "\n";

    //  A sample fingerpring looks like this:
    //  ssh-dss 2048 d0:5f:f7:d6:49:60:7b:50:19:f4:41:59:d4:1f:61:7a

    tv.setText(outStr);
    setContentView(tv);
  }

  static {
      // Important: Make sure the name passed to loadLibrary matches the shared library
      // found in your project's libs/armeabi directory.
      //  for "libchilkat.so", pass "chilkat" to loadLibrary
      //  for "libchilkatemail.so", pass "chilkatemail" to loadLibrary
      //  etc.
      // 
      System.loadLibrary("chilkat");

      // Note: If the incorrect library name is passed to System.loadLibrary,
      // then you will see the following error message at application startup:
      //"The application <your-application-name> has stopped unexpectedly. Please try again."
  }
}