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JET uses plain text file size

This commit is contained in:
Daniel Gultsch 2019-09-06 13:11:37 +02:00
parent 0e1c26c569
commit 9129c9acde
2 changed files with 11 additions and 3 deletions
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2
src/main/java/eu/siacs/conversations/Config.java
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@ -102,7 +102,7 @@ public final class Config {
public static final boolean DISABLE_PROXY_LOOKUP = false; //useful to debug ibb
public static final boolean USE_DIRECT_JINGLE_CANDIDATES = true;
public static final boolean DISABLE_HTTP_UPLOAD = true;
public static final boolean DISABLE_HTTP_UPLOAD = false;
public static final boolean EXTENDED_SM_LOGGING = false; // log stanza counts
public static final boolean BACKGROUND_STANZA_LOGGING = false; //log all stanzas that were received while the app is in background
public static final boolean RESET_ATTEMPT_COUNT_ON_NETWORK_CHANGE = true; //setting to true might increase power consumption

12
src/main/java/eu/siacs/conversations/xmpp/jingle/JingleConnection.java
View File

@ -430,13 +430,16 @@ public class JingleConnection implements Transferable {
}
this.fileOffer = content.getFileOffer(this.ftVersion);
if (fileOffer != null) {
boolean remoteIsUsingJet = false;
Element encrypted = fileOffer.findChild("encrypted", AxolotlService.PEP_PREFIX);
if (encrypted == null) {
final Element security = content.findChild("security", Namespace.JINGLE_ENCRYPTED_TRANSPORT);
if (security != null && AxolotlService.PEP_PREFIX.equals(security.getAttribute("type"))) {
Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": received jingle file offer with JET");
encrypted = security.findChild("encrypted", AxolotlService.PEP_PREFIX);
remoteIsUsingJet = true;
}
}
if (encrypted != null) {
@ -479,7 +482,10 @@ public class JingleConnection implements Transferable {
}
}
message.resetFileParams();
this.file.setExpectedSize(size);
//legacy OMEMO encrypted file transfers reported the file size after encryption
//JET reports the plain text size. however lower levels of our receiving code still
//expect the cipher text size. so we just + 16 bytes (auth tag size) here
this.file.setExpectedSize(size + (remoteIsUsingJet ? 16 : 0));
if (mJingleConnectionManager.hasStoragePermission()
&& size < this.mJingleConnectionManager.getAutoAcceptFileSize()
&& mXmppConnectionService.isDataSaverDisabled()) {
@ -528,7 +534,9 @@ public class JingleConnection implements Transferable {
if (message.getEncryption() == Message.ENCRYPTION_AXOLOTL) {
this.file.setKey(mXmppAxolotlMessage.getInnerKey());
this.file.setIv(mXmppAxolotlMessage.getIV());
this.file.setExpectedSize(file.getSize() + 16);
//legacy OMEMO encrypted file transfer reported file size of the encrypted file
//JET uses the file size of the plain text file. The difference is only 16 bytes (auth tag)
this.file.setExpectedSize(file.getSize() + (this.remoteSupportsOmemoJet ? 0 : 16));
final Element file = content.setFileOffer(this.file, false, this.ftVersion);
if (remoteSupportsOmemoJet) {
Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": remote announced support for JET");