diff options
Diffstat (limited to 'src/main/java/eu/siacs/conversations/xmpp/jingle')
6 files changed, 170 insertions, 87 deletions
diff --git a/src/main/java/eu/siacs/conversations/xmpp/jingle/JingleConnection.java b/src/main/java/eu/siacs/conversations/xmpp/jingle/JingleConnection.java index 2c56488d..42b14330 100644 --- a/src/main/java/eu/siacs/conversations/xmpp/jingle/JingleConnection.java +++ b/src/main/java/eu/siacs/conversations/xmpp/jingle/JingleConnection.java @@ -1,5 +1,13 @@ package eu.siacs.conversations.xmpp.jingle; +import android.content.Intent; +import android.net.Uri; +import android.util.Log; +import android.util.Pair; + +import java.io.FileNotFoundException; +import java.io.InputStream; +import java.io.OutputStream; import java.util.ArrayList; import java.util.Arrays; import java.util.Iterator; @@ -8,17 +16,18 @@ import java.util.Locale; import java.util.Map.Entry; import java.util.concurrent.ConcurrentHashMap; -import android.content.Intent; -import android.net.Uri; -import android.os.SystemClock; -import android.util.Log; import eu.siacs.conversations.Config; +import eu.siacs.conversations.crypto.axolotl.AxolotlService; +import eu.siacs.conversations.crypto.axolotl.OnMessageCreatedCallback; +import eu.siacs.conversations.crypto.axolotl.XmppAxolotlMessage; import eu.siacs.conversations.entities.Account; import eu.siacs.conversations.entities.Conversation; -import eu.siacs.conversations.entities.Transferable; import eu.siacs.conversations.entities.DownloadableFile; -import eu.siacs.conversations.entities.TransferablePlaceholder; import eu.siacs.conversations.entities.Message; +import eu.siacs.conversations.entities.Transferable; +import eu.siacs.conversations.entities.TransferablePlaceholder; +import eu.siacs.conversations.persistance.FileBackend; +import eu.siacs.conversations.services.AbstractConnectionManager; import eu.siacs.conversations.services.XmppConnectionService; import eu.siacs.conversations.xml.Element; import eu.siacs.conversations.xmpp.OnIqPacketReceived; @@ -59,20 +68,24 @@ public class JingleConnection implements Transferable { private String contentCreator; private int mProgress = 0; - private long mLastGuiRefresh = 0; private boolean receivedCandidate = false; private boolean sentCandidate = false; private boolean acceptedAutomatically = false; + private XmppAxolotlMessage mXmppAxolotlMessage; + private JingleTransport transport = null; + private OutputStream mFileOutputStream; + private InputStream mFileInputStream; + private OnIqPacketReceived responseListener = new OnIqPacketReceived() { @Override public void onIqPacketReceived(Account account, IqPacket packet) { - if (packet.getType() == IqPacket.TYPE.ERROR) { + if (packet.getType() != IqPacket.TYPE.RESULT) { fail(); } } @@ -84,15 +97,13 @@ public class JingleConnection implements Transferable { public void onFileTransmitted(DownloadableFile file) { if (responder.equals(account.getJid())) { sendSuccess(); + mXmppConnectionService.getFileBackend().updateFileParams(message); + mXmppConnectionService.databaseBackend.createMessage(message); + mXmppConnectionService.markMessage(message,Message.STATUS_RECEIVED); if (acceptedAutomatically) { message.markUnread(); - JingleConnection.this.mXmppConnectionService - .getNotificationService().push(message); + JingleConnection.this.mXmppConnectionService.getNotificationService().push(message); } - mXmppConnectionService.getFileBackend().updateFileParams(message); - mXmppConnectionService.databaseBackend.createMessage(message); - mXmppConnectionService.markMessage(message, - Message.STATUS_RECEIVED); } else { if (message.getEncryption() == Message.ENCRYPTION_PGP || message.getEncryption() == Message.ENCRYPTION_DECRYPTED) { file.delete(); @@ -113,6 +124,14 @@ public class JingleConnection implements Transferable { } }; + public InputStream getFileInputStream() { + return this.mFileInputStream; + } + + public OutputStream getFileOutputStream() { + return this.mFileOutputStream; + } + private OnProxyActivated onProxyActivated = new OnProxyActivated() { @Override @@ -194,7 +213,22 @@ public class JingleConnection implements Transferable { mXmppConnectionService.sendIqPacket(account,response,null); } - public void init(Message message) { + public void init(final Message message) { + if (message.getEncryption() == Message.ENCRYPTION_AXOLOTL) { + Conversation conversation = message.getConversation(); + conversation.getAccount().getAxolotlService().prepareKeyTransportMessage(conversation.getContact(), new OnMessageCreatedCallback() { + @Override + public void run(XmppAxolotlMessage xmppAxolotlMessage) { + init(message, xmppAxolotlMessage); + } + }); + } else { + init(message, null); + } + } + + private void init(Message message, XmppAxolotlMessage xmppAxolotlMessage) { + this.mXmppAxolotlMessage = xmppAxolotlMessage; this.contentCreator = "initiator"; this.contentName = this.mJingleConnectionManager.nextRandomId(); this.message = message; @@ -238,8 +272,7 @@ public class JingleConnection implements Transferable { }); mergeCandidate(candidate); } else { - Log.d(Config.LOGTAG, - "no primary candidate of our own was found"); + Log.d(Config.LOGTAG, "no primary candidate of our own was found"); sendInitRequest(); } } @@ -267,13 +300,16 @@ public class JingleConnection implements Transferable { this.contentCreator = content.getAttribute("creator"); this.contentName = content.getAttribute("name"); this.transportId = content.getTransportId(); - this.mergeCandidates(JingleCandidate.parse(content.socks5transport() - .getChildren())); + this.mergeCandidates(JingleCandidate.parse(content.socks5transport().getChildren())); this.fileOffer = packet.getJingleContent().getFileOffer(); mXmppConnectionService.sendIqPacket(account,packet.generateResponse(IqPacket.TYPE.RESULT),null); if (fileOffer != null) { + Element encrypted = fileOffer.findChild("encrypted", AxolotlService.PEP_PREFIX); + if (encrypted != null) { + this.mXmppAxolotlMessage = XmppAxolotlMessage.fromElement(encrypted, packet.getFrom().toBareJid()); + } Element fileSize = fileOffer.findChild("size"); Element fileNameElement = fileOffer.findChild("name"); if (fileNameElement != null) { @@ -333,22 +369,36 @@ public class JingleConnection implements Transferable { + " allowed size:" + this.mJingleConnectionManager .getAutoAcceptFileSize()); - this.mXmppConnectionService.getNotificationService() - .push(message); + this.mXmppConnectionService.getNotificationService().push(message); } - this.file = this.mXmppConnectionService.getFileBackend() - .getFile(message, false); - if (message.getEncryption() == Message.ENCRYPTION_OTR) { + this.file = this.mXmppConnectionService.getFileBackend().getFile(message, false); + if (mXmppAxolotlMessage != null) { + XmppAxolotlMessage.XmppAxolotlKeyTransportMessage transportMessage = account.getAxolotlService().processReceivingKeyTransportMessage(mXmppAxolotlMessage); + if (transportMessage != null) { + message.setEncryption(Message.ENCRYPTION_AXOLOTL); + this.file.setKey(transportMessage.getKey()); + this.file.setIv(transportMessage.getIv()); + message.setAxolotlFingerprint(transportMessage.getFingerprint()); + } else { + Log.d(Config.LOGTAG,"could not process KeyTransportMessage"); + } + } else if (message.getEncryption() == Message.ENCRYPTION_OTR) { byte[] key = conversation.getSymmetricKey(); if (key == null) { this.sendCancel(); this.fail(); return; } else { - this.file.setKey(key); + this.file.setKeyAndIv(key); } } - this.file.setExpectedSize(size); + this.mFileOutputStream = AbstractConnectionManager.createOutputStream(this.file,message.getEncryption() == Message.ENCRYPTION_AXOLOTL); + if (message.getEncryption() == Message.ENCRYPTION_OTR && Config.REPORT_WRONG_FILESIZE_IN_OTR_JINGLE) { + this.file.setExpectedSize((size / 16 + 1) * 16); + } else { + this.file.setExpectedSize(size); + } + Log.d(Config.LOGTAG, "receiving file: expecting size of " + this.file.getExpectedSize()); } else { this.sendCancel(); this.fail(); @@ -364,19 +414,35 @@ public class JingleConnection implements Transferable { Content content = new Content(this.contentCreator, this.contentName); if (message.getType() == Message.TYPE_IMAGE || message.getType() == Message.TYPE_FILE) { content.setTransportId(this.transportId); - this.file = this.mXmppConnectionService.getFileBackend().getFile( - message, false); - if (message.getEncryption() == Message.ENCRYPTION_OTR) { - Conversation conversation = this.message.getConversation(); - if (!this.mXmppConnectionService.renewSymmetricKey(conversation)) { - Log.d(Config.LOGTAG,account.getJid().toBareJid()+": could not set symmetric key"); - cancel(); + this.file = this.mXmppConnectionService.getFileBackend().getFile(message, false); + Pair<InputStream,Integer> pair; + try { + if (message.getEncryption() == Message.ENCRYPTION_OTR) { + Conversation conversation = this.message.getConversation(); + if (!this.mXmppConnectionService.renewSymmetricKey(conversation)) { + Log.d(Config.LOGTAG, account.getJid().toBareJid() + ": could not set symmetric key"); + cancel(); + } + this.file.setKeyAndIv(conversation.getSymmetricKey()); + pair = AbstractConnectionManager.createInputStream(this.file, false); + this.file.setExpectedSize(pair.second); + content.setFileOffer(this.file, true); + } else if (message.getEncryption() == Message.ENCRYPTION_AXOLOTL) { + this.file.setKey(mXmppAxolotlMessage.getInnerKey()); + this.file.setIv(mXmppAxolotlMessage.getIV()); + pair = AbstractConnectionManager.createInputStream(this.file, true); + this.file.setExpectedSize(pair.second); + content.setFileOffer(this.file, false).addChild(mXmppAxolotlMessage.toElement()); + } else { + pair = AbstractConnectionManager.createInputStream(this.file, false); + this.file.setExpectedSize(pair.second); + content.setFileOffer(this.file, false); } - content.setFileOffer(this.file, true); - this.file.setKey(conversation.getSymmetricKey()); - } else { - content.setFileOffer(this.file, false); + } catch (FileNotFoundException e) { + cancel(); + return; } + this.mFileInputStream = pair.first; this.transportId = this.mJingleConnectionManager.nextRandomId(); content.setTransportId(this.transportId); content.socks5transport().setChildren(getCandidatesAsElements()); @@ -385,7 +451,7 @@ public class JingleConnection implements Transferable { @Override public void onIqPacketReceived(Account account, IqPacket packet) { - if (packet.getType() != IqPacket.TYPE.ERROR) { + if (packet.getType() == IqPacket.TYPE.RESULT) { Log.d(Config.LOGTAG,account.getJid().toBareJid()+": other party received offer"); mJingleStatus = JINGLE_STATUS_INITIATED; mXmppConnectionService.markMessage(message, Message.STATUS_OFFERED); @@ -570,12 +636,11 @@ public class JingleConnection implements Transferable { @Override public void onIqPacketReceived(Account account, IqPacket packet) { - if (packet.getType() == IqPacket.TYPE.ERROR) { + if (packet.getType() != IqPacket.TYPE.RESULT) { onProxyActivated.failed(); } else { onProxyActivated.success(); - sendProxyActivated(connection - .getCandidate().getCid()); + sendProxyActivated(connection.getCandidate().getCid()); } } }); @@ -748,6 +813,8 @@ public class JingleConnection implements Transferable { if (this.transport != null && this.transport instanceof JingleInbandTransport) { this.transport.disconnect(); } + FileBackend.close(mFileInputStream); + FileBackend.close(mFileOutputStream); if (this.message != null) { if (this.responder.equals(account.getJid())) { this.message.setTransferable(new TransferablePlaceholder(Transferable.STATUS_FAILED)); @@ -901,10 +968,7 @@ public class JingleConnection implements Transferable { public void updateProgress(int i) { this.mProgress = i; - if (SystemClock.elapsedRealtime() - this.mLastGuiRefresh > Config.PROGRESS_UI_UPDATE_INTERVAL) { - this.mLastGuiRefresh = SystemClock.elapsedRealtime(); - mXmppConnectionService.updateConversationUi(); - } + mXmppConnectionService.updateConversationUi(); } interface OnProxyActivated { @@ -956,4 +1020,8 @@ public class JingleConnection implements Transferable { public int getProgress() { return this.mProgress; } + + public AbstractConnectionManager getConnectionManager() { + return this.mJingleConnectionManager; + } } diff --git a/src/main/java/eu/siacs/conversations/xmpp/jingle/JingleConnectionManager.java b/src/main/java/eu/siacs/conversations/xmpp/jingle/JingleConnectionManager.java index cadf9df3..2c888d0f 100644 --- a/src/main/java/eu/siacs/conversations/xmpp/jingle/JingleConnectionManager.java +++ b/src/main/java/eu/siacs/conversations/xmpp/jingle/JingleConnectionManager.java @@ -1,16 +1,19 @@ package eu.siacs.conversations.xmpp.jingle; +import android.annotation.SuppressLint; +import android.util.Log; + import java.math.BigInteger; import java.security.SecureRandom; import java.util.HashMap; import java.util.List; import java.util.concurrent.CopyOnWriteArrayList; -import android.annotation.SuppressLint; -import android.util.Log; + import eu.siacs.conversations.Config; import eu.siacs.conversations.entities.Account; import eu.siacs.conversations.entities.Transferable; import eu.siacs.conversations.entities.Message; +import eu.siacs.conversations.entities.Transferable; import eu.siacs.conversations.services.AbstractConnectionManager; import eu.siacs.conversations.services.XmppConnectionService; import eu.siacs.conversations.utils.Xmlns; diff --git a/src/main/java/eu/siacs/conversations/xmpp/jingle/JingleInbandTransport.java b/src/main/java/eu/siacs/conversations/xmpp/jingle/JingleInbandTransport.java index 9a02ee7a..85280c5c 100644 --- a/src/main/java/eu/siacs/conversations/xmpp/jingle/JingleInbandTransport.java +++ b/src/main/java/eu/siacs/conversations/xmpp/jingle/JingleInbandTransport.java @@ -1,5 +1,8 @@ package eu.siacs.conversations.xmpp.jingle; +import android.util.Base64; +import android.util.Log; + import java.io.IOException; import java.io.InputStream; import java.io.OutputStream; @@ -7,9 +10,6 @@ import java.security.MessageDigest; import java.security.NoSuchAlgorithmException; import java.util.Arrays; -import android.util.Base64; -import android.util.Log; - import eu.siacs.conversations.Config; import eu.siacs.conversations.entities.Account; import eu.siacs.conversations.entities.DownloadableFile; @@ -74,7 +74,7 @@ public class JingleInbandTransport extends JingleTransport { @Override public void onIqPacketReceived(Account account, IqPacket packet) { - if (packet.getType() == IqPacket.TYPE.ERROR) { + if (packet.getType() != IqPacket.TYPE.RESULT) { callback.failed(); } else { callback.established(); @@ -93,7 +93,7 @@ public class JingleInbandTransport extends JingleTransport { digest.reset(); file.getParentFile().mkdirs(); file.createNewFile(); - this.fileOutputStream = file.createOutputStream(); + this.fileOutputStream = connection.getFileOutputStream(); if (this.fileOutputStream == null) { Log.d(Config.LOGTAG,account.getJid().toBareJid()+": could not create output stream"); callback.onFileTransferAborted(); @@ -112,15 +112,11 @@ public class JingleInbandTransport extends JingleTransport { this.onFileTransmissionStatusChanged = callback; this.file = file; try { - if (this.file.getKey() != null) { - this.remainingSize = (this.file.getSize() / 16 + 1) * 16; - } else { - this.remainingSize = this.file.getSize(); - } + this.remainingSize = this.file.getExpectedSize(); this.fileSize = this.remainingSize; this.digest = MessageDigest.getInstance("SHA-1"); this.digest.reset(); - fileInputStream = this.file.createInputStream(); + fileInputStream = connection.getFileInputStream(); if (fileInputStream == null) { Log.d(Config.LOGTAG,account.getJid().toBareJid()+": could no create input stream"); callback.onFileTransferAborted(); diff --git a/src/main/java/eu/siacs/conversations/xmpp/jingle/JingleSocks5Transport.java b/src/main/java/eu/siacs/conversations/xmpp/jingle/JingleSocks5Transport.java index 8d74f44e..556395ae 100644 --- a/src/main/java/eu/siacs/conversations/xmpp/jingle/JingleSocks5Transport.java +++ b/src/main/java/eu/siacs/conversations/xmpp/jingle/JingleSocks5Transport.java @@ -1,5 +1,6 @@ package eu.siacs.conversations.xmpp.jingle; +import android.os.PowerManager; import android.util.Log; import java.io.FileNotFoundException; @@ -96,23 +97,24 @@ public class JingleSocks5Transport extends JingleTransport { } - public void send(final DownloadableFile file, - final OnFileTransmissionStatusChanged callback) { + public void send(final DownloadableFile file, final OnFileTransmissionStatusChanged callback) { new Thread(new Runnable() { @Override public void run() { InputStream fileInputStream = null; + final PowerManager.WakeLock wakeLock = connection.getConnectionManager().createWakeLock("jingle_send_"+connection.getSessionId()); try { + wakeLock.acquire(); MessageDigest digest = MessageDigest.getInstance("SHA-1"); digest.reset(); - fileInputStream = file.createInputStream(); + fileInputStream = connection.getFileInputStream(); if (fileInputStream == null) { Log.d(Config.LOGTAG, connection.getAccount().getJid().toBareJid() + ": could not create input stream"); callback.onFileTransferAborted(); return; } - long size = file.getSize(); + long size = file.getExpectedSize(); long transmitted = 0; int count; byte[] buffer = new byte[8192]; @@ -138,6 +140,7 @@ public class JingleSocks5Transport extends JingleTransport { callback.onFileTransferAborted(); } finally { FileBackend.close(fileInputStream); + wakeLock.release(); } } }).start(); @@ -150,14 +153,16 @@ public class JingleSocks5Transport extends JingleTransport { @Override public void run() { OutputStream fileOutputStream = null; + final PowerManager.WakeLock wakeLock = connection.getConnectionManager().createWakeLock("jingle_receive_"+connection.getSessionId()); try { + wakeLock.acquire(); MessageDigest digest = MessageDigest.getInstance("SHA-1"); digest.reset(); inputStream.skip(45); socket.setSoTimeout(30000); file.getParentFile().mkdirs(); file.createNewFile(); - fileOutputStream = file.createOutputStream(); + fileOutputStream = connection.getFileOutputStream(); if (fileOutputStream == null) { callback.onFileTransferAborted(); Log.d(Config.LOGTAG, connection.getAccount().getJid().toBareJid() + ": could not create output stream"); @@ -166,7 +171,7 @@ public class JingleSocks5Transport extends JingleTransport { double size = file.getExpectedSize(); long remainingSize = file.getExpectedSize(); byte[] buffer = new byte[8192]; - int count = buffer.length; + int count; while (remainingSize > 0) { count = inputStream.read(buffer); if (count == -1) { @@ -194,7 +199,9 @@ public class JingleSocks5Transport extends JingleTransport { Log.d(Config.LOGTAG, connection.getAccount().getJid().toBareJid() + ": "+e.getMessage()); callback.onFileTransferAborted(); } finally { + wakeLock.release(); FileBackend.close(fileOutputStream); + FileBackend.close(inputStream); } } }).start(); @@ -209,27 +216,9 @@ public class JingleSocks5Transport extends JingleTransport { } public void disconnect() { - if (this.outputStream != null) { - try { - this.outputStream.close(); - } catch (IOException e) { - - } - } - if (this.inputStream != null) { - try { - this.inputStream.close(); - } catch (IOException e) { - - } - } - if (this.socket != null) { - try { - this.socket.close(); - } catch (IOException e) { - - } - } + FileBackend.close(inputStream); + FileBackend.close(outputStream); + FileBackend.close(socket); } public boolean isEstablished() { 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 e832d3f5..b3211158 100644 --- a/src/main/java/eu/siacs/conversations/xmpp/jingle/JingleTransport.java +++ b/src/main/java/eu/siacs/conversations/xmpp/jingle/JingleTransport.java @@ -1,5 +1,31 @@ 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; +import java.io.FileOutputStream; +import java.io.InputStream; +import java.io.OutputStream; +import java.security.InvalidAlgorithmParameterException; +import java.security.InvalidKeyException; +import java.security.NoSuchAlgorithmException; + +import javax.crypto.Cipher; +import javax.crypto.CipherInputStream; +import javax.crypto.CipherOutputStream; +import javax.crypto.NoSuchPaddingException; +import javax.crypto.spec.IvParameterSpec; +import javax.crypto.spec.SecretKeySpec; + +import eu.siacs.conversations.Config; import eu.siacs.conversations.entities.DownloadableFile; public abstract class JingleTransport { diff --git a/src/main/java/eu/siacs/conversations/xmpp/jingle/stanzas/Content.java b/src/main/java/eu/siacs/conversations/xmpp/jingle/stanzas/Content.java index bcadbe77..f752cc5d 100644 --- a/src/main/java/eu/siacs/conversations/xmpp/jingle/stanzas/Content.java +++ b/src/main/java/eu/siacs/conversations/xmpp/jingle/stanzas/Content.java @@ -25,17 +25,18 @@ public class Content extends Element { this.transportId = sid; } - public void setFileOffer(DownloadableFile actualFile, boolean otr) { + public Element setFileOffer(DownloadableFile actualFile, boolean otr) { Element description = this.addChild("description", "urn:xmpp:jingle:apps:file-transfer:3"); Element offer = description.addChild("offer"); Element file = offer.addChild("file"); - file.addChild("size").setContent(Long.toString(actualFile.getSize())); + file.addChild("size").setContent(Long.toString(actualFile.getExpectedSize())); if (otr) { file.addChild("name").setContent(actualFile.getName() + ".otr"); } else { file.addChild("name").setContent(actualFile.getName()); } + return file; } public Element getFileOffer() { |