diff options
Diffstat (limited to '')
-rw-r--r-- | src/main/java/eu/siacs/conversations/crypto/axolotl/AxolotlService.java | 48 |
1 files changed, 37 insertions, 11 deletions
diff --git a/src/main/java/eu/siacs/conversations/crypto/axolotl/AxolotlService.java b/src/main/java/eu/siacs/conversations/crypto/axolotl/AxolotlService.java index 4cb1c90c..7a92a1f7 100644 --- a/src/main/java/eu/siacs/conversations/crypto/axolotl/AxolotlService.java +++ b/src/main/java/eu/siacs/conversations/crypto/axolotl/AxolotlService.java @@ -150,8 +150,13 @@ public class AxolotlService { @Override public void put(AxolotlAddress address, XmppAxolotlSession value) { super.put(address, value); + value.setNotFresh(); xmppConnectionService.syncRosterToDisk(account); } + + public void put(XmppAxolotlSession session) { + this.put(session.getRemoteAddress(), session); + } } private static enum FetchStatus { @@ -641,24 +646,32 @@ public class AxolotlService { return axolotlMessage; } - public XmppAxolotlMessage.XmppAxolotlPlaintextMessage processReceiving(XmppAxolotlMessage message) { - XmppAxolotlMessage.XmppAxolotlPlaintextMessage plaintextMessage = null; + private XmppAxolotlSession recreateUncachedSession(AxolotlAddress address) { + IdentityKey identityKey = axolotlStore.loadSession(address).getSessionState().getRemoteIdentityKey(); + return (identityKey != null) + ? new XmppAxolotlSession(account, axolotlStore, address, + identityKey.getFingerprint().replaceAll("\\s", "")) + : null; + } + + private XmppAxolotlSession getReceivingSession(XmppAxolotlMessage message) { AxolotlAddress senderAddress = new AxolotlAddress(message.getFrom().toString(), message.getSenderDeviceId()); - - boolean newSession = false; XmppAxolotlSession session = sessions.get(senderAddress); if (session == null) { Log.d(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Account: " + account.getJid() + " No axolotl session found while parsing received message " + message); - IdentityKey identityKey = axolotlStore.loadSession(senderAddress).getSessionState().getRemoteIdentityKey(); - if (identityKey != null) { - session = new XmppAxolotlSession(account, axolotlStore, senderAddress, identityKey.getFingerprint().replaceAll("\\s", "")); - } else { + session = recreateUncachedSession(senderAddress); + if (session == null) { session = new XmppAxolotlSession(account, axolotlStore, senderAddress); } - newSession = true; } + return session; + } + public XmppAxolotlMessage.XmppAxolotlPlaintextMessage processReceivingPayloadMessage(XmppAxolotlMessage message) { + XmppAxolotlMessage.XmppAxolotlPlaintextMessage plaintextMessage = null; + + XmppAxolotlSession session = getReceivingSession(message); try { plaintextMessage = message.decrypt(session, getOwnDeviceId()); Integer preKeyId = session.getPreKeyId(); @@ -670,10 +683,23 @@ public class AxolotlService { Log.w(Config.LOGTAG, getLogprefix(account) + "Failed to decrypt message: " + e.getMessage()); } - if (newSession && plaintextMessage != null) { - sessions.put(senderAddress, session); + if (session.isFresh() && plaintextMessage != null) { + sessions.put(session); } return plaintextMessage; } + + public XmppAxolotlMessage.XmppAxolotlKeyTransportMessage processReceivingKeyTransportMessage(XmppAxolotlMessage message) { + XmppAxolotlMessage.XmppAxolotlKeyTransportMessage keyTransportMessage = null; + + XmppAxolotlSession session = getReceivingSession(message); + keyTransportMessage = message.getParameters(session, getOwnDeviceId()); + + if (session.isFresh() && keyTransportMessage != null) { + sessions.put(session); + } + + return keyTransportMessage; + } } |