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handle invalid prekey ids in bundle

This commit is contained in:
Daniel Gultsch 2016-08-02 10:40:24 +02:00
parent 9dc8e3db9d
commit ed2fa20414
1 changed files with 5 additions and 3 deletions
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8
src/main/java/eu/siacs/conversations/parser/IqParser.java
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@ -204,13 +204,15 @@ public class IqParser extends AbstractParser implements OnIqPacketReceived {
Log.d(Config.LOGTAG, AxolotlService.LOGPREFIX+" : "+"Encountered unexpected tag in prekeys list: " + preKeyPublicElement); Log.d(Config.LOGTAG, AxolotlService.LOGPREFIX+" : "+"Encountered unexpected tag in prekeys list: " + preKeyPublicElement);
continue; continue;
} }
Integer preKeyId = Integer.valueOf(preKeyPublicElement.getAttribute("preKeyId")); Integer preKeyId = null;
try { try {
ECPublicKey preKeyPublic = Curve.decodePoint(Base64.decode(preKeyPublicElement.getContent(), Base64.DEFAULT), 0); preKeyId = Integer.valueOf(preKeyPublicElement.getAttribute("preKeyId"));
final ECPublicKey preKeyPublic = Curve.decodePoint(Base64.decode(preKeyPublicElement.getContent(), Base64.DEFAULT), 0);
preKeyRecords.put(preKeyId, preKeyPublic); preKeyRecords.put(preKeyId, preKeyPublic);
} catch (NumberFormatException e) {
Log.e(Config.LOGTAG, AxolotlService.LOGPREFIX+" : "+"could not parse preKeyId from preKey "+preKeyPublicElement.toString());
} catch (Throwable e) { } catch (Throwable e) {
Log.e(Config.LOGTAG, AxolotlService.LOGPREFIX+" : "+"Invalid preKeyPublic (ID="+preKeyId+") in PEP: "+ e.getMessage()+", skipping..."); Log.e(Config.LOGTAG, AxolotlService.LOGPREFIX+" : "+"Invalid preKeyPublic (ID="+preKeyId+") in PEP: "+ e.getMessage()+", skipping...");
continue;
} }
} }
return preKeyRecords; return preKeyRecords;