Code:
/ Net / Net / 3.5.50727.3053 / DEVDIV / depot / DevDiv / releases / Orcas / SP / ndp / fx / src / SystemNet / Net / PeerToPeer / SystemNetHelpers.cs / 1 / SystemNetHelpers.cs
namespace System.Net.PeerToPeer { using System; using System.Net; using System.Net.Sockets; using System.Collections.Generic; using System.Text; using System.Security.Permissions; internal static class SystemNetHelpers { internal const int IPv6AddressSize = 28; internal const int IPv4AddressSize = 16; internal static byte[] SOCKADDRFromIPEndPoint(IPEndPoint ipEndPoint) { byte[] buffer = new byte[ipEndPoint.AddressFamily == AddressFamily.InterNetworkV6 ? IPv6AddressSize : IPv4AddressSize]; #if BIGENDIAN buffer[0] = unchecked((byte)((int)family>>8)); buffer[1] = unchecked((byte)((int)family )); #else buffer[0] = unchecked((byte)((int)ipEndPoint.AddressFamily)); buffer[1] = unchecked((byte)((int)ipEndPoint.AddressFamily >> 8)); #endif if (ipEndPoint.AddressFamily == AddressFamily.InterNetworkV6) { buffer[2] = (byte)(ipEndPoint.Port >> 8); buffer[3] = (byte)ipEndPoint.Port; buffer[4] = (byte)0; buffer[5] = (byte)0; buffer[6] = (byte)0; buffer[7] = (byte)0; long scope = ipEndPoint.Address.ScopeId; buffer[24] = (byte)scope; buffer[25] = (byte)(scope >> 8); buffer[26] = (byte)(scope >> 16); buffer[27] = (byte)(scope >> 24); byte[] addressBytes = ipEndPoint.Address.GetAddressBytes(); for (int i = 0; i < addressBytes.Length; i++) { buffer[8 + i] = addressBytes[i]; } } else { buffer[2] = unchecked((byte)(ipEndPoint.Port >> 8)); buffer[3] = unchecked((byte)(ipEndPoint.Port)); byte[] addressBytes = ipEndPoint.Address.GetAddressBytes(); for (int i = 0; i < addressBytes.Length; i++) { buffer[4 + i] = addressBytes[i]; } } return buffer; } internal static IPEndPoint IPEndPointFromSOCKADDRBuffer(byte[] buffer) { IPAddress ip = null; int addressFamily = 0; #if BIGENDIAN addressFamily = buffer[1] + ((int)buffer[0] << 8); #else addressFamily = buffer[0] + ((int)buffer[1] << 8); #endif //Get port int port = buffer[3] + ((int)buffer[2] << 8); if ((AddressFamily)addressFamily == AddressFamily.InterNetwork) { byte[] v4bytes = new byte[] { buffer[4], buffer[5], buffer[6], buffer[7] }; ip = new IPAddress(v4bytes); } else if ((AddressFamily)addressFamily == AddressFamily.InterNetworkV6) { byte[] v6Bytes = new byte[16]; for (int i = 0; i < 16; i++) v6Bytes[i] = buffer[8 + i]; long scope = ((long)(long)buffer[24] + ((long)buffer[25] << 8) + ((long)buffer[26] << 16) + ((long)buffer[27] << 24)); ip = new IPAddress(v6Bytes); ip.ScopeId = scope; } return new IPEndPoint(ip, port); } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved. namespace System.Net.PeerToPeer { using System; using System.Net; using System.Net.Sockets; using System.Collections.Generic; using System.Text; using System.Security.Permissions; internal static class SystemNetHelpers { internal const int IPv6AddressSize = 28; internal const int IPv4AddressSize = 16; internal static byte[] SOCKADDRFromIPEndPoint(IPEndPoint ipEndPoint) { byte[] buffer = new byte[ipEndPoint.AddressFamily == AddressFamily.InterNetworkV6 ? IPv6AddressSize : IPv4AddressSize]; #if BIGENDIAN buffer[0] = unchecked((byte)((int)family>>8)); buffer[1] = unchecked((byte)((int)family )); #else buffer[0] = unchecked((byte)((int)ipEndPoint.AddressFamily)); buffer[1] = unchecked((byte)((int)ipEndPoint.AddressFamily >> 8)); #endif if (ipEndPoint.AddressFamily == AddressFamily.InterNetworkV6) { buffer[2] = (byte)(ipEndPoint.Port >> 8); buffer[3] = (byte)ipEndPoint.Port; buffer[4] = (byte)0; buffer[5] = (byte)0; buffer[6] = (byte)0; buffer[7] = (byte)0; long scope = ipEndPoint.Address.ScopeId; buffer[24] = (byte)scope; buffer[25] = (byte)(scope >> 8); buffer[26] = (byte)(scope >> 16); buffer[27] = (byte)(scope >> 24); byte[] addressBytes = ipEndPoint.Address.GetAddressBytes(); for (int i = 0; i < addressBytes.Length; i++) { buffer[8 + i] = addressBytes[i]; } } else { buffer[2] = unchecked((byte)(ipEndPoint.Port >> 8)); buffer[3] = unchecked((byte)(ipEndPoint.Port)); byte[] addressBytes = ipEndPoint.Address.GetAddressBytes(); for (int i = 0; i < addressBytes.Length; i++) { buffer[4 + i] = addressBytes[i]; } } return buffer; } internal static IPEndPoint IPEndPointFromSOCKADDRBuffer(byte[] buffer) { IPAddress ip = null; int addressFamily = 0; #if BIGENDIAN addressFamily = buffer[1] + ((int)buffer[0] << 8); #else addressFamily = buffer[0] + ((int)buffer[1] << 8); #endif //Get port int port = buffer[3] + ((int)buffer[2] << 8); if ((AddressFamily)addressFamily == AddressFamily.InterNetwork) { byte[] v4bytes = new byte[] { buffer[4], buffer[5], buffer[6], buffer[7] }; ip = new IPAddress(v4bytes); } else if ((AddressFamily)addressFamily == AddressFamily.InterNetworkV6) { byte[] v6Bytes = new byte[16]; for (int i = 0; i < 16; i++) v6Bytes[i] = buffer[8 + i]; long scope = ((long)(long)buffer[24] + ((long)buffer[25] << 8) + ((long)buffer[26] << 16) + ((long)buffer[27] << 24)); ip = new IPAddress(v6Bytes); ip.ScopeId = scope; } return new IPEndPoint(ip, port); } } } // 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
- Size.cs
- XmlILTrace.cs
- SecurityHeader.cs
- TreeWalker.cs
- SoapElementAttribute.cs
- CodeCatchClause.cs
- SortDescriptionCollection.cs
- LicenseProviderAttribute.cs
- SAPICategories.cs
- ReliableSessionBindingElement.cs
- GridViewSelectEventArgs.cs
- DesignTimeParseData.cs
- SystemIcmpV4Statistics.cs
- OletxVolatileEnlistment.cs
- LockedHandleGlyph.cs
- PromptBuilder.cs
- SemanticTag.cs
- ApplyTemplatesAction.cs
- DesignerSerializerAttribute.cs
- ProfilePropertyNameValidator.cs
- FactoryGenerator.cs
- XmlSchemaAnyAttribute.cs
- Exceptions.cs
- QueryComponents.cs
- LicenseContext.cs
- EntityDataSourceEntitySetNameItem.cs
- BitmapEffectInput.cs
- designeractionbehavior.cs
- TypeReference.cs
- FileUtil.cs
- NameTable.cs
- BooleanStorage.cs
- PopupRootAutomationPeer.cs
- CompensationHandlingFilter.cs
- DocumentViewerConstants.cs
- RequestTimeoutManager.cs
- Stopwatch.cs
- QilLiteral.cs
- StorageAssociationSetMapping.cs
- cryptoapiTransform.cs
- ProcessThreadCollection.cs
- CompilationLock.cs
- TemplateControlCodeDomTreeGenerator.cs
- EntitySqlException.cs
- AddDataControlFieldDialog.cs
- DesignTimeData.cs
- TextParagraph.cs
- CfgRule.cs
- SelectionWordBreaker.cs
- counter.cs
- ProfileBuildProvider.cs
- GenericEnumConverter.cs
- SerializationSectionGroup.cs
- Matrix.cs
- MenuItemStyleCollectionEditor.cs
- XNodeNavigator.cs
- CqlParser.cs
- TriggerAction.cs
- KnownBoxes.cs
- WsatExtendedInformation.cs
- SizeValueSerializer.cs
- Symbol.cs
- SessionStateItemCollection.cs
- RootCodeDomSerializer.cs
- ModelItemDictionaryImpl.cs
- SafeProcessHandle.cs
- AnimatedTypeHelpers.cs
- TransformedBitmap.cs
- ConfigXmlAttribute.cs
- BindingMemberInfo.cs
- WebPartMovingEventArgs.cs
- ExtenderProvidedPropertyAttribute.cs
- InvokeWebService.cs
- XamlPathDataSerializer.cs
- querybuilder.cs
- Mapping.cs
- EventToken.cs
- MaskInputRejectedEventArgs.cs
- WindowsListViewItemCheckBox.cs
- AuthenticationModuleElement.cs
- SafeRegistryHandle.cs
- TextUtf8RawTextWriter.cs
- ResourceKey.cs
- EntitySetDataBindingList.cs
- TabletDevice.cs
- ByteAnimation.cs
- Oid.cs
- PatternMatcher.cs
- TemplatedMailWebEventProvider.cs
- MsmqIntegrationInputChannel.cs
- ListViewAutomationPeer.cs
- GridViewColumnCollectionChangedEventArgs.cs
- XpsLiterals.cs
- PixelFormatConverter.cs
- DesignerHelpers.cs
- SizeF.cs
- ToolbarAUtomationPeer.cs
- SafeNativeMethods.cs
- PreProcessInputEventArgs.cs
- SupportingTokenSecurityTokenResolver.cs