Code:
/ 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / Net / System / Net / NetworkInformation / PingReply.cs / 1305376 / PingReply.cs
using System.Net.Sockets; using System.Runtime.InteropServices; namespace System.Net.NetworkInformation { public class PingReply { IPAddress address; PingOptions options; IPStatus ipStatus; // the status code returned by icmpsendecho, or the icmp status field on the raw socket long rtt; // the round trip time. byte[] buffer; //buffer of the data internal PingReply(){ } internal PingReply (IPStatus ipStatus) { this.ipStatus = ipStatus; buffer = new byte[0]; } // The downlevel constructor. internal PingReply (byte[] data, int dataLength, IPAddress address, int time) { this.address = address; rtt = time; ipStatus = GetIPStatus ((IcmpV4Type)data[20],(IcmpV4Code) data[21]); if (ipStatus == IPStatus.Success) { buffer = new byte[dataLength - 28]; Array.Copy (data, 28, buffer, 0, dataLength - 28); } else buffer = new byte[0]; } // the main constructor for the icmpsendecho apis internal PingReply (IcmpEchoReply reply) { address = new IPAddress (reply.address); ipStatus = (IPStatus)reply.status; //the icmpsendecho ip status codes //only copy the data if we succeed w/ the ping operation if (ipStatus == IPStatus.Success) { rtt = (long)reply.roundTripTime; buffer = new byte[reply.dataSize]; Marshal.Copy (reply.data, buffer, 0, reply.dataSize); options = new PingOptions (reply.options); } else buffer = new byte[0]; } // the main constructor for the icmpsendecho apis internal PingReply (Icmp6EchoReply reply, IntPtr dataPtr, int sendSize) { address = new IPAddress(reply.Address.Address,reply.Address.ScopeID); ipStatus = (IPStatus)reply.Status; //the icmpsendecho ip status codes //only copy the data if we succeed w/ the ping operation if (ipStatus == IPStatus.Success) { rtt = (long)reply.RoundTripTime; buffer = new byte[sendSize]; Marshal.Copy (IntPtrHelper.Add(dataPtr, 36), buffer, 0, sendSize); //options = new PingOptions (reply.options); } else buffer = new byte[0]; } //translates the relevant icmpsendecho codes to a ipstatus code private IPStatus GetIPStatus (IcmpV4Type type, IcmpV4Code code) { switch (type) { case IcmpV4Type.ICMP4_ECHO_REPLY: return IPStatus.Success; case IcmpV4Type.ICMP4_SOURCE_QUENCH: return IPStatus.SourceQuench; case IcmpV4Type.ICMP4_PARAM_PROB: return IPStatus.ParameterProblem; case IcmpV4Type.ICMP4_TIME_EXCEEDED: return IPStatus.TtlExpired; case IcmpV4Type.ICMP4_DST_UNREACH: { switch (code) { case IcmpV4Code.ICMP4_UNREACH_NET: return IPStatus.DestinationNetworkUnreachable; case IcmpV4Code.ICMP4_UNREACH_HOST: return IPStatus.DestinationHostUnreachable; case IcmpV4Code.ICMP4_UNREACH_PROTOCOL: return IPStatus.DestinationProtocolUnreachable; case IcmpV4Code.ICMP4_UNREACH_PORT: return IPStatus.DestinationPortUnreachable; case IcmpV4Code.ICMP4_UNREACH_FRAG_NEEDED: return IPStatus.PacketTooBig; default: return IPStatus.DestinationUnreachable; } } } return IPStatus.Unknown; } //the basic properties public IPStatus Status { get { return ipStatus; } } public IPAddress Address { get { return address; } } public long RoundtripTime { get { return rtt; } } public PingOptions Options { get { if (!ComNetOS.IsWin2K) { throw new PlatformNotSupportedException(SR.GetString(SR.Win2000Required)); } return options; } } public byte[] Buffer { get { return buffer; } } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved.
Link Menu

This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- FixedStringLookup.cs
- Utils.cs
- GridPattern.cs
- TextDecorations.cs
- ContentPropertyAttribute.cs
- ConfigurationElementProperty.cs
- HttpResponseInternalBase.cs
- Opcode.cs
- LocalFileSettingsProvider.cs
- PeerNameRecordCollection.cs
- PhysicalFontFamily.cs
- DuplicateWaitObjectException.cs
- RectAnimationBase.cs
- CacheHelper.cs
- TextSelectionProcessor.cs
- BitArray.cs
- SqlTypeSystemProvider.cs
- DrawingCollection.cs
- InkPresenter.cs
- OleDbException.cs
- CollectionBase.cs
- BrowsableAttribute.cs
- XmlSchemaObject.cs
- ValidationHelper.cs
- ReadOnlyHierarchicalDataSourceView.cs
- ProtocolReflector.cs
- FamilyTypefaceCollection.cs
- _IPv6Address.cs
- Nullable.cs
- DesignSurfaceEvent.cs
- SynchronizationHandlesCodeDomSerializer.cs
- HierarchicalDataTemplate.cs
- VectorKeyFrameCollection.cs
- GridPattern.cs
- EventProperty.cs
- KeyValueInternalCollection.cs
- ThreadAttributes.cs
- EmbeddedMailObjectsCollection.cs
- WebPartHeaderCloseVerb.cs
- SyntaxCheck.cs
- StoreItemCollection.cs
- RightsManagementResourceHelper.cs
- Propagator.JoinPropagator.JoinPredicateVisitor.cs
- BitmapEffectInput.cs
- HtmlImage.cs
- CompilerParameters.cs
- SafeSystemMetrics.cs
- PassportAuthenticationEventArgs.cs
- EncryptedType.cs
- mediaeventshelper.cs
- EventWaitHandle.cs
- SQlBooleanStorage.cs
- FormsAuthenticationModule.cs
- XPathMultyIterator.cs
- HashCodeCombiner.cs
- SingleObjectCollection.cs
- ExecutionEngineException.cs
- RoutedPropertyChangedEventArgs.cs
- ToolStripHighContrastRenderer.cs
- SqlParameterCollection.cs
- DataFormats.cs
- TileBrush.cs
- Error.cs
- ConnectionInterfaceCollection.cs
- ColorAnimationBase.cs
- ProxyWebPartManager.cs
- ComboBoxAutomationPeer.cs
- SerializationInfo.cs
- DeviceContexts.cs
- SqlInternalConnection.cs
- FloatMinMaxAggregationOperator.cs
- NavigationFailedEventArgs.cs
- DataGridItem.cs
- RegexReplacement.cs
- AdapterSwitches.cs
- AttributeQuery.cs
- SettingsPropertyValue.cs
- DropShadowBitmapEffect.cs
- OrderingInfo.cs
- arclist.cs
- FixedPageAutomationPeer.cs
- FlowDocumentPage.cs
- Win32.cs
- SerializableAuthorizationContext.cs
- ImageSource.cs
- EdmRelationshipNavigationPropertyAttribute.cs
- ModulesEntry.cs
- WebPartZoneCollection.cs
- Attachment.cs
- __Error.cs
- MsmqTransportSecurityElement.cs
- BitmapEffectDrawingContextState.cs
- MobileUserControl.cs
- PowerStatus.cs
- LinearGradientBrush.cs
- RelatedEnd.cs
- InstanceCollisionException.cs
- EastAsianLunisolarCalendar.cs
- DictionaryManager.cs
- Column.cs