public override PeerInvitationResponse Invite() { if (m_Disposed) { throw new ObjectDisposedException(this.GetType().FullName); } PeerCollaborationPermission.UnrestrictedPeerCollaborationPermission.Demand(); Guid appGuid = CurrentApplicationGuid; if (appGuid.Equals(Guid.Empty)) { throw new PeerToPeerException(SR.GetString(SR.Collab_NoGuidForCurrApp)); } // // We need at least one endpoint to send invitation to // PeerEndPointCollection peerEndPoints = PeerEndPoints; if ((peerEndPoints == null) || (peerEndPoints.Count == 0)) { throw new PeerToPeerException(SR.GetString(SR.Collab_NoEndpointFound)); } PeerEndPoint peerEndPoint = PeerEndPoints[0]; PeerInvitationResponse response = InternalInviteEndPoint(appGuid, null, null, peerEndPoint, null); // throw an exception if the response type is ERROR CollaborationHelperFunctions.ThrowIfInvitationResponseInvalid(response); return(response); }
internal static void InternalRefreshData(PeerEndPoint peerEndPoint) { int errorCode; PEER_ENDPOINT pep = new PEER_ENDPOINT(); pep.peerAddress = CollaborationHelperFunctions.ConvertIPEndpointToPEER_ADDRESS(peerEndPoint.EndPoint); GCHandle pepName = GCHandle.Alloc(peerEndPoint.Name, GCHandleType.Pinned); pep.pwzEndpointName = pepName.AddrOfPinnedObject(); GCHandle peerEP = GCHandle.Alloc(pep, GCHandleType.Pinned); IntPtr ptrPeerEP = peerEP.AddrOfPinnedObject(); try{ errorCode = UnsafeCollabNativeMethods.PeerCollabRefreshEndpointData(ptrPeerEP); } finally{ if (pepName.IsAllocated) { pepName.Free(); } if (peerEP.IsAllocated) { peerEP.Free(); } } if (errorCode != 0) { Logging.P2PTraceSource.TraceEvent(TraceEventType.Error, 0, "PeerCollabRefreshEndpointData returned with errorcode {0}", errorCode); throw PeerToPeerException.CreateFromHr(SR.GetString(SR.Collab_RefreshDataFailed), errorCode); } }
protected virtual void Dispose(bool disposing) { if (!m_Disposed) { CollaborationHelperFunctions.CleanEventVars(ref m_regAppChangedWaitHandle, ref m_safeAppChangedEvent, ref m_appChangedEvent); Logging.P2PTraceSource.TraceEvent(TraceEventType.Information, 0, "Clean ApplicationChanged variables successful."); m_Disposed = true; } }
internal static PeerNearMe PEER_PEOPLE_NEAR_METoPeerNearMe(PEER_PEOPLE_NEAR_ME ppnm) { PeerNearMe peerNearMe = new PeerNearMe(); peerNearMe.Id = CollaborationHelperFunctions.ConvertGUIDToGuid(ppnm.id); peerNearMe.Nickname = Marshal.PtrToStringUni(ppnm.pwzNickname);; PEER_ENDPOINT pe = ppnm.endpoint; PeerEndPoint peerEP = ConvertPEER_ENDPOINTToPeerEndPoint(pe); peerNearMe.PeerEndPoints.Add(peerEP); return(peerNearMe); }
private void RemoveNameChanged(EventHandler <NameChangedEventArgs> callback) { Logging.P2PTraceSource.TraceEvent(TraceEventType.Information, 0, "RemoveNameChanged() called."); lock (LockNameChangedEvent){ m_nameChanged -= callback; if (m_nameChanged == null) { CollaborationHelperFunctions.CleanEventVars(ref m_regNameChangedWaitHandle, ref m_safeNameChangedEvent, ref m_nameChangedEvent); Logging.P2PTraceSource.TraceEvent(TraceEventType.Information, 0, "Clean NameChanged variables successful."); } } Logging.P2PTraceSource.TraceEvent(TraceEventType.Information, 0, "RemoveNameChanged() successful."); }
private static void RemovePeerNearMeChanged(EventHandler <PeerNearMeChangedEventArgs> cb) { Logging.P2PTraceSource.TraceEvent(TraceEventType.Information, 0, "RemovePeerNearMeChanged() called."); lock (LockPNMChangedEvent){ s_peerNearMeChanged -= cb; if (s_peerNearMeChanged == null) { CollaborationHelperFunctions.CleanEventVars(ref s_registeredPNMWaitHandle, ref s_safePeerNearMeChangedEvent, ref s_peerNearMeChangedEvent); Logging.P2PTraceSource.TraceEvent(TraceEventType.Information, 0, "Clean PeerNearMeChanged variables successful."); } } Logging.P2PTraceSource.TraceEvent(TraceEventType.Information, 0, "RemovePeerNearMeChanged() successful."); }
// // Converts IPEndpoint class into native PEER_ADDRESS structure // internal static PEER_ADDRESS ConvertIPEndpointToPEER_ADDRESS(IPEndPoint endPoint) { PEER_ADDRESS pa = new PEER_ADDRESS(); SOCKADDR_IN6 sin = new SOCKADDR_IN6(); sin.sin6_family = (ushort)endPoint.AddressFamily; sin.sin6_flowinfo = 0; // unchecked { sin.sin6_port = (ushort)IPAddress.HostToNetworkOrder((short)endPoint.Port); } sin.sin6_scope_id = (uint)endPoint.Address.ScopeId; CollaborationHelperFunctions.ByteArrayToSin6Addr(endPoint.Address.GetAddressBytes(), ref sin); pa.dwSize = 32; pa.sin6 = sin; return(pa); }
public override PeerInvitationResponse Invite(PeerApplication applicationToInvite, string message, byte[] invitationData) { if (m_Disposed) { throw new ObjectDisposedException(this.GetType().FullName); } PeerCollaborationPermission.UnrestrictedPeerCollaborationPermission.Demand(); if (applicationToInvite == null) { throw new ArgumentNullException("applicationToInvite"); } if (applicationToInvite.Id == Guid.Empty) { throw new PeerToPeerException(SR.GetString(SR.Collab_EmptyGuidError)); } // // We need at least one endpoint to send invitation to // PeerEndPointCollection peerEndPoints = PeerEndPoints; if ((peerEndPoints == null) || (peerEndPoints.Count == 0)) { throw new PeerToPeerException(SR.GetString(SR.Collab_NoEndpointFound)); } PeerEndPoint peerEndPoint = PeerEndPoints[0]; PeerInvitationResponse response = InternalInviteEndPoint(applicationToInvite.Id, message, invitationData, peerEndPoint, null); // throw an exception if the response type is ERROR CollaborationHelperFunctions.ThrowIfInvitationResponseInvalid(response); return(response); }
public static PeerNearMe CreateFromPeerEndPoint(PeerEndPoint peerEndPoint) { Logging.P2PTraceSource.TraceEvent(TraceEventType.Information, 0, "Entering CreateFromPeerEndPoint."); CollaborationHelperFunctions.Initialize(); if (peerEndPoint == null) { throw new ArgumentNullException("peerEndPoint"); } if (peerEndPoint.EndPoint == null) { throw new PeerToPeerException(SR.GetString(SR.Collab_NoEndPointInPeerEndPoint)); } PeerNearMeCollection peers = PeerCollaboration.GetPeersNearMe(); PeerNearMe peer = null; foreach (PeerNearMe peerNearMe in peers) { PeerEndPointCollection peerEndPoints = peerNearMe.PeerEndPoints; if ((peerEndPoints != null) && (peerEndPoints.Count != 0) && (peerEndPoints[0].Equals(peerEndPoint))) { peer = peerNearMe; } } if (peer == null) { // // No peer found, throw // throw new PeerToPeerException(SR.GetString(SR.Collab_EndPointNotAPeerNearMe)); } Logging.P2PTraceSource.TraceEvent(TraceEventType.Information, 0, "Leaving CreateFromPeerEndPoint."); return(peer); }
static PeerApplication() { CollaborationHelperFunctions.Initialize(); }
private void ApplicationChangedCallback(object state, bool timedOut) { SafeCollabData eventData = null; int errorCode = 0; Logging.P2PTraceSource.TraceEvent(TraceEventType.Information, 0, "ApplicationChangedCallback() called."); if (m_Disposed) { return; } while (true) { ApplicationChangedEventArgs appChangedArgs = null; // // Get the event data for the fired event // try{ lock (LockAppChangedEvent) { if (m_safeAppChangedEvent.IsInvalid) { return; } errorCode = UnsafeCollabNativeMethods.PeerCollabGetEventData(m_safeAppChangedEvent, out eventData); } if (errorCode == UnsafeCollabReturnCodes.PEER_S_NO_EVENT_DATA) { break; } else if (errorCode != 0) { Logging.P2PTraceSource.TraceEvent(TraceEventType.Error, 0, "PeerCollabGetEventData returned with errorcode {0}", errorCode); throw PeerToPeerException.CreateFromHr(SR.GetString(SR.Collab_GetApplicationChangedDataFailed), errorCode); } PEER_COLLAB_EVENT_DATA ped = (PEER_COLLAB_EVENT_DATA)Marshal.PtrToStructure(eventData.DangerousGetHandle(), typeof(PEER_COLLAB_EVENT_DATA)); if (ped.eventType == PeerCollabEventType.EndPointApplicationChanged) { PEER_EVENT_APPLICATION_CHANGED_DATA appData = ped.applicationChangedData; PEER_APPLICATION pa = (PEER_APPLICATION)Marshal.PtrToStructure(appData.pApplication, typeof(PEER_APPLICATION)); PeerApplication peerApplication = CollaborationHelperFunctions.ConvertPEER_APPLICATIONToPeerApplication(pa);; // // Check if the Guid of the fired app is indeed our guid // if (Guid.Equals(m_id, peerApplication.Id)) { PeerContact peerContact = null; PeerEndPoint peerEndPoint = null; if (appData.pContact != IntPtr.Zero) { PEER_CONTACT pc = (PEER_CONTACT)Marshal.PtrToStructure(appData.pContact, typeof(PEER_CONTACT)); peerContact = CollaborationHelperFunctions.ConvertPEER_CONTACTToPeerContact(pc); } if (appData.pEndPoint != IntPtr.Zero) { PEER_ENDPOINT pe = (PEER_ENDPOINT)Marshal.PtrToStructure(appData.pEndPoint, typeof(PEER_ENDPOINT)); peerEndPoint = CollaborationHelperFunctions.ConvertPEER_ENDPOINTToPeerEndPoint(pe); } appChangedArgs = new ApplicationChangedEventArgs(peerEndPoint, peerContact, appData.changeType, peerApplication); } } } finally{ if (eventData != null) { eventData.Dispose(); } } // // Fire the callback with the marshalled event args data // if (appChangedArgs != null) { OnApplicationChanged(appChangedArgs); } } Logging.P2PTraceSource.TraceEvent(TraceEventType.Information, 0, "Leaving ApplicationChangedCallback()."); }
private void AddApplicationChanged(EventHandler <ApplicationChangedEventArgs> callback) { // // Register a wait handle if one has not been registered already // Logging.P2PTraceSource.TraceEvent(TraceEventType.Information, 0, "AddApplicationChanged() called."); lock (LockAppChangedEvent){ if (m_applicationChanged == null) { if (m_id.Equals(Guid.Empty)) { throw new PeerToPeerException("No application guid defined"); } m_appChangedEvent = new AutoResetEvent(false); // // Register callback with a wait handle // m_regAppChangedWaitHandle = ThreadPool.RegisterWaitForSingleObject(m_appChangedEvent, //Event that triggers the callback new WaitOrTimerCallback(ApplicationChangedCallback), //callback to be called null, //state to be passed -1, //Timeout - aplicable only for timers false //call us everytime the event is set ); PEER_COLLAB_EVENT_REGISTRATION pcer = new PEER_COLLAB_EVENT_REGISTRATION(); pcer.eventType = PeerCollabEventType.EndPointApplicationChanged; GUID guid = CollaborationHelperFunctions.ConvertGuidToGUID(m_id); GCHandle guidHandle = GCHandle.Alloc(guid, GCHandleType.Pinned); pcer.pInstance = guidHandle.AddrOfPinnedObject(); // // Register event with collab // try{ Logging.P2PTraceSource.TraceEvent(TraceEventType.Information, 0, "Registering event with App ID {0}", m_id.ToString()); int errorCode = UnsafeCollabNativeMethods.PeerCollabRegisterEvent( m_appChangedEvent.SafeWaitHandle, 1, ref pcer, out m_safeAppChangedEvent); if (errorCode != 0) { Logging.P2PTraceSource.TraceEvent(TraceEventType.Error, 0, "PeerCollabRegisterEvent returned with errorcode {0}", errorCode); throw PeerToPeerException.CreateFromHr(SR.GetString(SR.Collab_ApplicationChangedRegFailed), errorCode); } } finally{ if (guidHandle.IsAllocated) { guidHandle.Free(); } } } m_applicationChanged += callback; } Logging.P2PTraceSource.TraceEvent(TraceEventType.Information, 0, "AddApplicationChanged() successful."); }
internal override void ObjectChangedCallback(object state, bool timedOut) { SafeCollabData eventData = null; int errorCode = 0; Logging.P2PTraceSource.TraceEvent(TraceEventType.Information, 0, "ObjectChangedCallback() called."); if (m_Disposed) { return; } while (true) { ObjectChangedEventArgs objChangedArgs = null; // // Get the event data for the fired event // try{ lock (LockObjChangedEvent){ if (m_safeObjChangedEvent.IsInvalid) { return; } errorCode = UnsafeCollabNativeMethods.PeerCollabGetEventData(m_safeObjChangedEvent, out eventData); } if (errorCode == UnsafeCollabReturnCodes.PEER_S_NO_EVENT_DATA) { break; } else if (errorCode != 0) { Logging.P2PTraceSource.TraceEvent(TraceEventType.Error, 0, "PeerCollabGetEventData returned with errorcode {0}", errorCode); throw PeerToPeerException.CreateFromHr(SR.GetString(SR.Collab_GetObjectChangedDataFailed), errorCode); } PEER_COLLAB_EVENT_DATA ped = (PEER_COLLAB_EVENT_DATA)Marshal.PtrToStructure(eventData.DangerousGetHandle(), typeof(PEER_COLLAB_EVENT_DATA)); if (ped.eventType == PeerCollabEventType.MyObjectChanged) { PEER_EVENT_OBJECT_CHANGED_DATA objData = ped.objectChangedData; PEER_OBJECT po = (PEER_OBJECT)Marshal.PtrToStructure(objData.pObject, typeof(PEER_OBJECT)); PeerObject peerObject = CollaborationHelperFunctions.ConvertPEER_OBJECTToPeerObject(po);; PeerEndPoint peerEndPoint = null; if (objData.pEndPoint != IntPtr.Zero) { PEER_ENDPOINT pe = (PEER_ENDPOINT)Marshal.PtrToStructure(objData.pEndPoint, typeof(PEER_ENDPOINT)); peerEndPoint = CollaborationHelperFunctions.ConvertPEER_ENDPOINTToPeerEndPoint(pe); } objChangedArgs = new ObjectChangedEventArgs(peerEndPoint, null, objData.changeType, peerObject); } } finally{ if (eventData != null) { eventData.Dispose(); } } // // Fire the callback with the marshalled event args data // if (objChangedArgs != null) { OnObjectChanged(objChangedArgs); } } Logging.P2PTraceSource.TraceEvent(TraceEventType.Information, 0, "Leaving ObjectChangedCallback()."); }
internal override void PresenceChangedCallback(object state, bool timedOut) { SafeCollabData eventData = null; int errorCode = 0; Logging.P2PTraceSource.TraceEvent(TraceEventType.Information, 0, "PresenceChangedCallback() called."); if (m_Disposed) { return; } while (true) { PresenceChangedEventArgs presenceChangedArgs = null; // // Get the event data for the fired event // try{ lock (LockPresenceChangedEvent){ if (m_safePresenceChangedEvent.IsInvalid) { return; } errorCode = UnsafeCollabNativeMethods.PeerCollabGetEventData(m_safePresenceChangedEvent, out eventData); } if (errorCode == UnsafeCollabReturnCodes.PEER_S_NO_EVENT_DATA) { break; } else if (errorCode != 0) { Logging.P2PTraceSource.TraceEvent(TraceEventType.Error, 0, "PeerCollabGetEventData returned with errorcode {0}", errorCode); throw PeerToPeerException.CreateFromHr(SR.GetString(SR.Collab_GetPresenceChangedDataFailed), errorCode); } PEER_COLLAB_EVENT_DATA ped = (PEER_COLLAB_EVENT_DATA)Marshal.PtrToStructure(eventData.DangerousGetHandle(), typeof(PEER_COLLAB_EVENT_DATA)); if (ped.eventType == PeerCollabEventType.MyPresenceChanged) { PEER_EVENT_PRESENCE_CHANGED_DATA presenceData = ped.presenceChangedData; PeerPresenceInfo peerPresenceInfo = null; if (presenceData.pPresenceInfo != IntPtr.Zero) { PEER_PRESENCE_INFO ppi = (PEER_PRESENCE_INFO)Marshal.PtrToStructure(presenceData.pPresenceInfo, typeof(PEER_PRESENCE_INFO)); peerPresenceInfo = new PeerPresenceInfo(); peerPresenceInfo.PresenceStatus = ppi.status; peerPresenceInfo.DescriptiveText = ppi.descText; } PeerEndPoint peerEndPoint = null; if (presenceData.pEndPoint != IntPtr.Zero) { PEER_ENDPOINT pe = (PEER_ENDPOINT)Marshal.PtrToStructure(presenceData.pEndPoint, typeof(PEER_ENDPOINT)); peerEndPoint = CollaborationHelperFunctions.ConvertPEER_ENDPOINTToPeerEndPoint(pe); } presenceChangedArgs = new PresenceChangedEventArgs(peerEndPoint, null, presenceData.changeType, peerPresenceInfo); } } finally{ if (eventData != null) { eventData.Dispose(); } } // // Fire the callback with the marshalled event args data // if (presenceChangedArgs != null) { OnPresenceChanged(presenceChangedArgs); } } Logging.P2PTraceSource.TraceEvent(TraceEventType.Information, 0, "Leaving PresenceChangedCallback()."); }
private static void PeerNearMeChangedCallback(object state, bool timedOut) { SafeCollabData eventData = null; int errorCode = 0; Logging.P2PTraceSource.TraceEvent(TraceEventType.Information, 0, "PeerNearMeChangedCallback() called."); while (true) { PeerNearMeChangedEventArgs peerNearMeChangedArgs = null; // // Get the event data for the fired event // try{ lock (LockPNMChangedEvent){ if (s_safePeerNearMeChangedEvent.IsInvalid) { return; } errorCode = UnsafeCollabNativeMethods.PeerCollabGetEventData(s_safePeerNearMeChangedEvent, out eventData); } if (errorCode == UnsafeCollabReturnCodes.PEER_S_NO_EVENT_DATA) { break; } else if (errorCode != 0) { Logging.P2PTraceSource.TraceEvent(TraceEventType.Error, 0, "PeerCollabGetEventData returned with errorcode {0}", errorCode); throw PeerToPeerException.CreateFromHr(SR.GetString(SR.Collab_GetPeerNearMeChangedDataFailed), errorCode); } PEER_COLLAB_EVENT_DATA ped = (PEER_COLLAB_EVENT_DATA)Marshal.PtrToStructure(eventData.DangerousGetHandle(), typeof(PEER_COLLAB_EVENT_DATA)); if (ped.eventType == PeerCollabEventType.PeopleNearMeChanged) { PEER_EVENT_PEOPLE_NEAR_ME_CHANGED_DATA pnmData = ped.peopleNearMeChangedData; PeerNearMe peerNearMe = null; if (pnmData.pPeopleNearMe != IntPtr.Zero) { PEER_PEOPLE_NEAR_ME pnm = (PEER_PEOPLE_NEAR_ME)Marshal.PtrToStructure(pnmData.pPeopleNearMe, typeof(PEER_PEOPLE_NEAR_ME)); peerNearMe = CollaborationHelperFunctions.PEER_PEOPLE_NEAR_METoPeerNearMe(pnm); } peerNearMeChangedArgs = new PeerNearMeChangedEventArgs(peerNearMe, pnmData.changeType); } } finally{ if (eventData != null) { eventData.Dispose(); } } // // Fire the callback with the marshalled event args data // EventHandler <PeerNearMeChangedEventArgs> handlerCopy = s_peerNearMeChanged; if ((peerNearMeChangedArgs != null) && (handlerCopy != null)) { handlerCopy(null, peerNearMeChangedArgs); Logging.P2PTraceSource.TraceEvent(TraceEventType.Information, 0, "Fired the peer near me changed event callback."); } } Logging.P2PTraceSource.TraceEvent(TraceEventType.Information, 0, "Leaving PeerNearMeChangedCallback()."); }
private void NameChangedCallback(object state, bool timedOut) { SafeCollabData eventData = null; int errorCode = 0; Logging.P2PTraceSource.TraceEvent(TraceEventType.Information, 0, "NameChangedCallback() called."); if (m_Disposed) { return; } while (true) { NameChangedEventArgs nameChangedArgs = null; // // Get the event data for the fired event // try{ lock (LockNameChangedEvent) { if (m_safeNameChangedEvent.IsInvalid) { return; } errorCode = UnsafeCollabNativeMethods.PeerCollabGetEventData(m_safeNameChangedEvent, out eventData); } if (errorCode == UnsafeCollabReturnCodes.PEER_S_NO_EVENT_DATA) { break; } else if (errorCode != 0) { Logging.P2PTraceSource.TraceEvent(TraceEventType.Error, 0, "PeerCollabGetEventData returned with errorcode {0}", errorCode); throw PeerToPeerException.CreateFromHr(SR.GetString(SR.Collab_GetNameChangedDataFailed), errorCode); } PEER_COLLAB_EVENT_DATA ped = (PEER_COLLAB_EVENT_DATA)Marshal.PtrToStructure(eventData.DangerousGetHandle(), typeof(PEER_COLLAB_EVENT_DATA)); if (ped.eventType == PeerCollabEventType.EndPointChanged) { PEER_EVENT_ENDPOINT_CHANGED_DATA epData = ped.endpointChangedData; PeerEndPoint peerEndPoint = null; if (epData.pEndPoint != IntPtr.Zero) { PEER_ENDPOINT pe = (PEER_ENDPOINT)Marshal.PtrToStructure(epData.pEndPoint, typeof(PEER_ENDPOINT)); peerEndPoint = CollaborationHelperFunctions.ConvertPEER_ENDPOINTToPeerEndPoint(pe); } if ((peerEndPoint != null) && Equals(peerEndPoint)) { PeerContact peerContact = null; if (epData.pContact != IntPtr.Zero) { PEER_CONTACT pc = (PEER_CONTACT)Marshal.PtrToStructure(epData.pContact, typeof(PEER_CONTACT)); peerContact = CollaborationHelperFunctions.ConvertPEER_CONTACTToPeerContact(pc); } nameChangedArgs = new NameChangedEventArgs(peerEndPoint, peerContact, peerEndPoint.Name); } } } finally{ if (eventData != null) { eventData.Dispose(); } } // // Fire the callback with the marshalled event args data // if (nameChangedArgs != null) { OnNameChanged(nameChangedArgs); // // Change the name with the new name // Name = nameChangedArgs.PeerEndPoint.Name; } } Logging.P2PTraceSource.TraceEvent(TraceEventType.Information, 0, "Leaving NameChangedCallback()."); }
static PeerNearMe() { CollaborationHelperFunctions.Initialize(); }
static PeerObject() { CollaborationHelperFunctions.Initialize(); }
internal protected void InternalRefreshData(object state) { Logging.P2PTraceSource.TraceEvent(TraceEventType.Information, 0, "InternalRefreshEndpointData called."); int errorCode = 0; bool isAsync = (bool)state; Exception exception = null; AutoResetEvent refreshedEPDataEvent = new AutoResetEvent(false); SafeCollabEvent safeRefreshedEPDataEvent; PEER_COLLAB_EVENT_REGISTRATION pcer = new PEER_COLLAB_EVENT_REGISTRATION(); pcer.eventType = PeerCollabEventType.RequestStatusChanged; pcer.pInstance = IntPtr.Zero; // // Register to receive status changed event from collab // errorCode = UnsafeCollabNativeMethods.PeerCollabRegisterEvent( refreshedEPDataEvent.SafeWaitHandle, 1, ref pcer, out safeRefreshedEPDataEvent); if (errorCode != 0) { Logging.P2PTraceSource.TraceEvent(TraceEventType.Error, 0, "PeerCollabRegisterEvent returned with errorcode {0}", errorCode); exception = PeerToPeerException.CreateFromHr(SR.GetString(SR.Collab_ReqStatusChangedRegFailed), errorCode); if (!isAsync) { throw exception; } } PeerEndPointCollection peerEndPoints = PeerEndPoints; if (peerEndPoints.Count == 0) { return; } try{ InternalRefreshData(peerEndPoints[0]); } catch (Exception e) { if (!isAsync) { throw; } else { exception = e; } } // // Wait till all the endpoints are refreshed // while (exception == null) { refreshedEPDataEvent.WaitOne(); SafeCollabData eventData; errorCode = UnsafeCollabNativeMethods.PeerCollabGetEventData(safeRefreshedEPDataEvent, out eventData); if (errorCode != 0) { Logging.P2PTraceSource.TraceEvent(TraceEventType.Error, 0, "PeerCollabGetEventData returned with errorcode {0}", errorCode); exception = PeerToPeerException.CreateFromHr(SR.GetString(SR.Collab_RefreshDataFailed), errorCode); if (!isAsync) { throw exception; } else { break; } } PEER_COLLAB_EVENT_DATA ped = (PEER_COLLAB_EVENT_DATA)Marshal.PtrToStructure(eventData.DangerousGetHandle(), typeof(PEER_COLLAB_EVENT_DATA)); if (ped.eventType == PeerCollabEventType.RequestStatusChanged) { PEER_EVENT_REQUEST_STATUS_CHANGED_DATA statusData = ped.requestStatusChangedData; PeerEndPoint peerEndPoint = null; if (statusData.pEndPoint != IntPtr.Zero) { PEER_ENDPOINT pe = (PEER_ENDPOINT)Marshal.PtrToStructure(statusData.pEndPoint, typeof(PEER_ENDPOINT)); peerEndPoint = CollaborationHelperFunctions.ConvertPEER_ENDPOINTToPeerEndPoint(pe); } if (statusData.hrChange < 0) { exception = PeerToPeerException.CreateFromHr(SR.GetString(SR.Collab_RefreshDataFailed), statusData.hrChange); } if (exception != null) { // // Throw exception for sync but call callback for async with exception // if (!isAsync) { throw exception; } } // // Check if this is our endpoint // if (PeerEndPoints[0].Equals(peerEndPoint)) { Logging.P2PTraceSource.TraceEvent(TraceEventType.Information, 0, "Found endpoint match in Request status changed."); // // For async call the callback and for sync just return // if (isAsync) { RefreshDataCompletedEventArgs args = new RefreshDataCompletedEventArgs(peerEndPoint, null, false, m_refreshDataAsyncOp.UserSuppliedState); if (Logging.P2PTraceSource.Switch.ShouldTrace(TraceEventType.Information)) { Logging.P2PTraceSource.TraceEvent(TraceEventType.Information, 0, "Firing RefreshDataCompleted event with folloding peer endpoint."); peerEndPoint.TracePeerEndPoint(); } this.PrepareToRaiseRefreshDataCompletedEvent(m_refreshDataAsyncOp, args); } break; } } } // // Async case with exception fire callback here // Sync would have already thrown this by now // if (exception != null) { RefreshDataCompletedEventArgs args = new RefreshDataCompletedEventArgs(null, exception, false, m_refreshDataAsyncOp.UserSuppliedState); Logging.P2PTraceSource.TraceEvent(TraceEventType.Information, 0, "Firing RefreshDataCompleted event with exception {0}.", exception); this.PrepareToRaiseRefreshDataCompletedEvent(m_refreshDataAsyncOp, args); } Logging.P2PTraceSource.TraceEvent(TraceEventType.Information, 0, "Leaving InternalRefreshEndpointData."); }