diff options
author | Christian Schneppe <christian.schneppe@pix-art.de> | 2019-12-24 13:39:18 +0100 |
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committer | Christian Schneppe <christian.schneppe@pix-art.de> | 2019-12-24 13:49:54 +0100 |
commit | 80c0e7d575616455626e883df08ce443f9ac9740 (patch) | |
tree | 7960bb05fff3862e40d43fddc73b20e9642b1553 /src/main/java/de/pixart | |
parent | 23cfd788b10f19d84cad22c714d4548a162602ea (diff) |
createOutputStream(): allow to disable decryption
Diffstat (limited to 'src/main/java/de/pixart')
-rw-r--r-- | src/main/java/de/pixart/messenger/services/AbstractConnectionManager.java | 21 | ||||
-rw-r--r-- | src/main/java/de/pixart/messenger/xmpp/jingle/JingleConnection.java | 2 |
2 files changed, 8 insertions, 15 deletions
diff --git a/src/main/java/de/pixart/messenger/services/AbstractConnectionManager.java b/src/main/java/de/pixart/messenger/services/AbstractConnectionManager.java index 7414c40c7..19a7341f8 100644 --- a/src/main/java/de/pixart/messenger/services/AbstractConnectionManager.java +++ b/src/main/java/de/pixart/messenger/services/AbstractConnectionManager.java @@ -64,11 +64,11 @@ public class AbstractConnectionManager { return createOutputStream(file, gcm, false); } - private static OutputStream createOutputStream(DownloadableFile file, boolean gcm, boolean append) { + public static OutputStream createOutputStream(DownloadableFile file, boolean append, boolean decrypt) { FileOutputStream os; try { os = new FileOutputStream(file, append); - if (file.getKey() == null) { + if (file.getKey() == null || !decrypt) { return os; } } catch (FileNotFoundException e) { @@ -76,18 +76,11 @@ public class AbstractConnectionManager { return null; } try { - if (gcm) { - final Cipher cipher = Compatibility.twentyEight() ? Cipher.getInstance(CIPHERMODE) : Cipher.getInstance(CIPHERMODE, PROVIDER); - SecretKeySpec keySpec = new SecretKeySpec(file.getKey(), KEYTYPE); - IvParameterSpec ivSpec = new IvParameterSpec(file.getIv()); - cipher.init(Cipher.DECRYPT_MODE, keySpec, ivSpec); - return new CipherOutputStream(os, cipher); - } else { - IvParameterSpec ips = new IvParameterSpec(file.getIv()); - final Cipher cipher = Cipher.getInstance("AES/CBC/PKCS5Padding"); - cipher.init(Cipher.DECRYPT_MODE, new SecretKeySpec(file.getKey(), KEYTYPE), ips); - return new CipherOutputStream(os, cipher); - } + final Cipher cipher = Compatibility.twentyEight() ? Cipher.getInstance(CIPHERMODE) : Cipher.getInstance(CIPHERMODE, PROVIDER); + SecretKeySpec keySpec = new SecretKeySpec(file.getKey(), KEYTYPE); + IvParameterSpec ivSpec = new IvParameterSpec(file.getIv()); + cipher.init(Cipher.DECRYPT_MODE, keySpec, ivSpec); + return new CipherOutputStream(os, cipher); } catch (Exception e) { Log.d(Config.LOGTAG, "unable to create cipher output stream", e); return null; diff --git a/src/main/java/de/pixart/messenger/xmpp/jingle/JingleConnection.java b/src/main/java/de/pixart/messenger/xmpp/jingle/JingleConnection.java index 2d9abc562..478c8c992 100644 --- a/src/main/java/de/pixart/messenger/xmpp/jingle/JingleConnection.java +++ b/src/main/java/de/pixart/messenger/xmpp/jingle/JingleConnection.java @@ -215,7 +215,7 @@ public class JingleConnection implements Transferable { } this.file.getParentFile().mkdirs(); this.file.createNewFile(); - this.mFileOutputStream = AbstractConnectionManager.createOutputStream(this.file); + this.mFileOutputStream = AbstractConnectionManager.createOutputStream(this.file, false, true); return this.mFileOutputStream; } |