diff options
Diffstat (limited to 'src/main/java/eu/siacs/conversations/xmpp/jingle/JingleTransport.java')
-rw-r--r-- | src/main/java/eu/siacs/conversations/xmpp/jingle/JingleTransport.java | 61 |
1 files changed, 7 insertions, 54 deletions
diff --git a/src/main/java/eu/siacs/conversations/xmpp/jingle/JingleTransport.java b/src/main/java/eu/siacs/conversations/xmpp/jingle/JingleTransport.java index 1219794f..b3211158 100644 --- a/src/main/java/eu/siacs/conversations/xmpp/jingle/JingleTransport.java +++ b/src/main/java/eu/siacs/conversations/xmpp/jingle/JingleTransport.java @@ -1,6 +1,13 @@ package eu.siacs.conversations.xmpp.jingle; import android.util.Log; +import android.util.Pair; + +import org.bouncycastle.crypto.engines.AESEngine; +import org.bouncycastle.crypto.modes.AEADBlockCipher; +import org.bouncycastle.crypto.modes.GCMBlockCipher; +import org.bouncycastle.crypto.params.AEADParameters; +import org.bouncycastle.crypto.params.KeyParameter; import java.io.FileInputStream; import java.io.FileNotFoundException; @@ -31,58 +38,4 @@ public abstract class JingleTransport { final OnFileTransmissionStatusChanged callback); public abstract void disconnect(); - - protected InputStream createInputStream(DownloadableFile file) { - FileInputStream is; - try { - is = new FileInputStream(file); - if (file.getKey() == null) { - return is; - } - } catch (FileNotFoundException e) { - return null; - } - try { - IvParameterSpec ips = new IvParameterSpec(file.getIv()); - Cipher cipher = Cipher.getInstance("AES/CBC/PKCS5Padding"); - cipher.init(Cipher.ENCRYPT_MODE, new SecretKeySpec(file.getKey(), "AES"), ips); - Log.d(Config.LOGTAG, "opening encrypted input stream"); - return new CipherInputStream(is, cipher); - } catch (InvalidKeyException e) { - return null; - } catch (NoSuchAlgorithmException e) { - return null; - } catch (NoSuchPaddingException e) { - return null; - } catch (InvalidAlgorithmParameterException e) { - return null; - } - } - - protected OutputStream createOutputStream(DownloadableFile file) { - FileOutputStream os; - try { - os = new FileOutputStream(file); - if (file.getKey() == null) { - return os; - } - } catch (FileNotFoundException e) { - return null; - } - try { - IvParameterSpec ips = new IvParameterSpec(file.getIv()); - Cipher cipher = Cipher.getInstance("AES/CBC/PKCS5Padding"); - cipher.init(Cipher.DECRYPT_MODE, new SecretKeySpec(file.getKey(), "AES"), ips); - Log.d(Config.LOGTAG, "opening encrypted output stream"); - return new CipherOutputStream(os, cipher); - } catch (InvalidKeyException e) { - return null; - } catch (NoSuchAlgorithmException e) { - return null; - } catch (NoSuchPaddingException e) { - return null; - } catch (InvalidAlgorithmParameterException e) { - return null; - } - } } |