Fix providing mask for setting group subscribeFlag, msgStatus and grpStatus

Tests updated

Also setting msg and grp Status to unprocessed and unread on receipt from a sync (see rsgxsflag.h). These are set on bits masked by 0xf00.


git-svn-id: http://svn.code.sf.net/p/retroshare/code/branches/v0.5-gxs-b1@5834 b45a01b8-16f6-495d-af2f-9b41ad6348cc

libretroshare/src/gxs/rsgenexchange.h

@@ -430,6 +430,8 @@ protected:
      * as it is called by the backend GXS system to \n
      * update client of changes which should \n
      * instigate client to retrieve new content from the system
+     * Note! For newly received message and groups, bit 0xf00 is set to
+     * GXS_SERV::GXS_MSG_STATUS_UNPROCESSED and GXS_SERV::GXS_MSG_STATUS_UNREAD
      * @param changes the changes that have occured to data held by this service
      */
     virtual void notifyChanges(std::vector<RsGxsNotify*>& changes) = 0;
@@ -459,6 +461,13 @@ private:
      */
     void processGrpMetaChanges();
 
+    /*!
+     * Convenience function for properly applying masks for status and subscribe flag
+     * of a group.
+     * @warning mask entry is removed from grpCv
+     */
+    bool processGrpMask(const RsGxsGroupId& grpId, ContentValue& grpCv);
+
     /*!
      * This completes the creation of an instance on RsNxsGrp
      * by assigning it a groupId and signature via SHA1 and EVP_sign respectively \n