remove more legacy otr decryption code

This commit is contained in:
Daniel Gultsch 2018-10-03 12:50:54 +02:00
parent 7fa8811f64
commit 9ca636589c
3 changed files with 10 additions and 17 deletions

View file

@ -119,7 +119,7 @@ public class HttpUploadConnection implements Transferable {
if (method == Method.P1_S3) { if (method == Method.P1_S3) {
try { try {
md5 = Checksum.md5(AbstractConnectionManager.createInputStream(file, true).first); md5 = Checksum.md5(AbstractConnectionManager.createInputStream(file).first);
} catch (Exception e) { } catch (Exception e) {
Log.d(Config.LOGTAG, account.getJid().asBareJid()+": unable to calculate md5()", e); Log.d(Config.LOGTAG, account.getJid().asBareJid()+": unable to calculate md5()", e);
fail(e.getMessage()); fail(e.getMessage());
@ -131,7 +131,7 @@ public class HttpUploadConnection implements Transferable {
Pair<InputStream,Integer> pair; Pair<InputStream,Integer> pair;
try { try {
pair = AbstractConnectionManager.createInputStream(file, true); pair = AbstractConnectionManager.createInputStream(file);
} catch (FileNotFoundException e) { } catch (FileNotFoundException e) {
Log.d(Config.LOGTAG, account.getJid().asBareJid()+": could not find file to upload - "+e.getMessage()); Log.d(Config.LOGTAG, account.getJid().asBareJid()+": could not find file to upload - "+e.getMessage());
fail(e.getMessage()); fail(e.getMessage());

View file

@ -39,7 +39,7 @@ public class AbstractConnectionManager {
this.mXmppConnectionService = service; this.mXmppConnectionService = service;
} }
public static Pair<InputStream, Integer> createInputStream(DownloadableFile file, boolean gcm) throws FileNotFoundException { public static Pair<InputStream, Integer> createInputStream(DownloadableFile file) throws FileNotFoundException {
FileInputStream is; FileInputStream is;
int size; int size;
is = new FileInputStream(file); is = new FileInputStream(file);
@ -48,18 +48,11 @@ public class AbstractConnectionManager {
return new Pair<>(is, size); return new Pair<>(is, size);
} }
try { try {
if (gcm) { Cipher cipher = Cipher.getInstance(CIPHERMODE);
Cipher cipher = Compatibility.twentyTwo() ? Cipher.getInstance(CIPHERMODE) : Cipher.getInstance(CIPHERMODE, PROVIDER);
SecretKeySpec keySpec = new SecretKeySpec(file.getKey(), KEYTYPE); SecretKeySpec keySpec = new SecretKeySpec(file.getKey(), KEYTYPE);
IvParameterSpec ivSpec = new IvParameterSpec(file.getIv()); IvParameterSpec ivSpec = new IvParameterSpec(file.getIv());
cipher.init(Cipher.ENCRYPT_MODE, keySpec, ivSpec); cipher.init(Cipher.ENCRYPT_MODE, keySpec, ivSpec);
return new Pair<>(new CipherInputStream(is, cipher), cipher.getOutputSize(size)); return new Pair<>(new CipherInputStream(is, cipher), cipher.getOutputSize(size));
} else {
IvParameterSpec ips = new IvParameterSpec(file.getIv());
Cipher cipher = Cipher.getInstance("AES/CBC/PKCS5Padding");
cipher.init(Cipher.ENCRYPT_MODE, new SecretKeySpec(file.getKey(), KEYTYPE), ips);
return new Pair<>(new CipherInputStream(is, cipher), (size / 16 + 1) * 16);
}
} catch (Exception e) { } catch (Exception e) {
throw new AssertionError(e); throw new AssertionError(e);
} }

View file

@ -476,11 +476,11 @@ public class JingleConnection implements Transferable {
if (message.getEncryption() == Message.ENCRYPTION_AXOLOTL) { if (message.getEncryption() == Message.ENCRYPTION_AXOLOTL) {
this.file.setKey(mXmppAxolotlMessage.getInnerKey()); this.file.setKey(mXmppAxolotlMessage.getInnerKey());
this.file.setIv(mXmppAxolotlMessage.getIV()); this.file.setIv(mXmppAxolotlMessage.getIV());
pair = AbstractConnectionManager.createInputStream(this.file, true); pair = AbstractConnectionManager.createInputStream(this.file);
this.file.setExpectedSize(pair.second); this.file.setExpectedSize(pair.second);
content.setFileOffer(this.file, false, this.ftVersion).addChild(mXmppAxolotlMessage.toElement()); content.setFileOffer(this.file, false, this.ftVersion).addChild(mXmppAxolotlMessage.toElement());
} else { } else {
pair = AbstractConnectionManager.createInputStream(this.file, false); pair = AbstractConnectionManager.createInputStream(this.file);
this.file.setExpectedSize(pair.second); this.file.setExpectedSize(pair.second);
content.setFileOffer(this.file, false, this.ftVersion); content.setFileOffer(this.file, false, this.ftVersion);
} }