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authorDaniel Gultsch <daniel.gultsch@rwth-aachen.de>2014-04-12 10:02:48 +0200
committerDaniel Gultsch <daniel.gultsch@rwth-aachen.de>2014-04-12 10:02:48 +0200
commitd936a830e4866f070ba7726ecb845cc66644a238 (patch)
tree459db6ae6f15c7c6fabb5a25842f099b5183c534 /src/eu/siacs
parent96be96f9f8a7ccae492f87ac703585bc6ac2e7b1 (diff)
add sha1 sum to file
Diffstat (limited to 'src/eu/siacs')
-rw-r--r--src/eu/siacs/conversations/persistance/FileBackend.java45
-rw-r--r--src/eu/siacs/conversations/services/XmppConnectionService.java1
-rw-r--r--src/eu/siacs/conversations/xmpp/jingle/JingleConnection.java4
-rw-r--r--src/eu/siacs/conversations/xmpp/jingle/stanzas/Content.java3
4 files changed, 50 insertions, 3 deletions
diff --git a/src/eu/siacs/conversations/persistance/FileBackend.java b/src/eu/siacs/conversations/persistance/FileBackend.java
index 122898b9..dbbf0a10 100644
--- a/src/eu/siacs/conversations/persistance/FileBackend.java
+++ b/src/eu/siacs/conversations/persistance/FileBackend.java
@@ -1,11 +1,15 @@
package eu.siacs.conversations.persistance;
+import java.io.BufferedInputStream;
import java.io.File;
+import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
+import java.security.MessageDigest;
+import java.security.NoSuchAlgorithmException;
import android.content.Context;
import android.graphics.Bitmap;
@@ -16,6 +20,7 @@ import android.util.LruCache;
import eu.siacs.conversations.entities.Conversation;
import eu.siacs.conversations.entities.Message;
+import eu.siacs.conversations.utils.CryptoHelper;
public class FileBackend {
@@ -84,6 +89,7 @@ public class FileBackend {
Log.d("xmppService", "couldnt compress");
}
os.close();
+ message.setBody(this.createSha1(file));
return file;
} catch (FileNotFoundException e) {
// TODO Auto-generated catch block
@@ -112,4 +118,43 @@ public class FileBackend {
}
return thumbnail;
}
+
+ private String createSha1(final File file) {
+ InputStream fis = null;
+ try {
+ MessageDigest digest = MessageDigest.getInstance("SHA-1");
+ fis = new FileInputStream(file);
+ int n = 0;
+ byte[] buffer = new byte[8192];
+ while (n != -1) {
+ n = fis.read(buffer);
+ if (n > 0) {
+ digest.update(buffer, 0, n);
+ }
+ }
+ fis.close();
+ return CryptoHelper.bytesToHex(digest.digest());
+ } catch (NoSuchAlgorithmException e) {
+ return null;
+ } catch (FileNotFoundException e) {
+ if (fis!=null) {
+ try {
+ fis.close();
+ return null;
+ } catch (IOException e1) {
+ return null;
+ }
+ }
+ } catch (IOException e) {
+ if (fis!=null) {
+ try {
+ fis.close();
+ return null;
+ } catch (IOException e1) {
+ return null;
+ }
+ }
+ }
+ return null;
+ }
}
diff --git a/src/eu/siacs/conversations/services/XmppConnectionService.java b/src/eu/siacs/conversations/services/XmppConnectionService.java
index 4dfcff50..cce6882b 100644
--- a/src/eu/siacs/conversations/services/XmppConnectionService.java
+++ b/src/eu/siacs/conversations/services/XmppConnectionService.java
@@ -407,7 +407,6 @@ public class XmppConnectionService extends Service {
message.setPresence(presence);
message.setType(Message.TYPE_IMAGE);
File file = this.fileBackend.copyImageToPrivateStorage(message, uri);
- Log.d(LOGTAG,"new file"+file.getAbsolutePath());
conversation.getMessages().add(message);
databaseBackend.createMessage(message);
sendMessage(message, null);
diff --git a/src/eu/siacs/conversations/xmpp/jingle/JingleConnection.java b/src/eu/siacs/conversations/xmpp/jingle/JingleConnection.java
index a5453443..31b643c0 100644
--- a/src/eu/siacs/conversations/xmpp/jingle/JingleConnection.java
+++ b/src/eu/siacs/conversations/xmpp/jingle/JingleConnection.java
@@ -34,6 +34,7 @@ public class JingleConnection {
private String responder;
private List<Element> candidates = new ArrayList<Element>();
private HashMap<String, SocksConnection> connections = new HashMap<String, SocksConnection>();
+ private File file = null;
private OnIqPacketReceived responseListener = new OnIqPacketReceived() {
@@ -110,7 +111,8 @@ public class JingleConnection {
if (message.getType() == Message.TYPE_IMAGE) {
content.setAttribute("creator", "initiator");
content.setAttribute("name", "a-file-offer");
- content.offerFile(this.mXmppConnectionService.getFileBackend().getImageFile(message));
+ this.file = this.mXmppConnectionService.getFileBackend().getImageFile(message);
+ content.offerFile(file,message.getBody());
content.setCandidates(this.mJingleConnectionManager.nextRandomId(),this.candidates);
packet.setContent(content);
Log.d("xmppService",packet.toString());
diff --git a/src/eu/siacs/conversations/xmpp/jingle/stanzas/Content.java b/src/eu/siacs/conversations/xmpp/jingle/stanzas/Content.java
index 27d6b9e3..304656ee 100644
--- a/src/eu/siacs/conversations/xmpp/jingle/stanzas/Content.java
+++ b/src/eu/siacs/conversations/xmpp/jingle/stanzas/Content.java
@@ -15,12 +15,13 @@ public class Content extends Element {
super("content");
}
- public void offerFile(File actualFile) {
+ public void offerFile(File actualFile, String hash) {
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(""+actualFile.length());
file.addChild("name").setContent(actualFile.getName());
+ file.addChild("hash","urn:xmpp:hashes:1").setAttribute("algo", "sha-1").setContent(hash);
}
public void setCandidates(String transportId, List<Element> canditates) {