Code:
/ DotNET / DotNET / 8.0 / untmp / WIN_WINDOWS / lh_tools_devdiv_wpf / Windows / wcp / Shared / MS / Internal / Ink / Native.cs / 1 / Native.cs
using System; using System.Security; using System.Runtime.InteropServices; namespace MS.Internal.Ink { internal static class Native { ////// Initialize the constants /// ////// Critical: Critical as this code invokes Marshal.SizeOf which uses LinkDemand for UnmanagedCode permission. /// TreatAsSafe: The method doesn't take any user inputs. It only pre-computes the size of our internal types. /// [SecurityCritical, SecurityTreatAsSafe] static Native() { // NOTICE-2005/10/14-[....], // Make sure those lengths are indepentent from the 32bit or 64bit platform. Otherwise it could // break the ISF format. SizeOfInt = (uint)Marshal.SizeOf(typeof(int)); SizeOfUInt = (uint)Marshal.SizeOf(typeof(uint)); SizeOfUShort = (uint)Marshal.SizeOf(typeof(ushort)); SizeOfByte = (uint)Marshal.SizeOf(typeof(byte)); SizeOfFloat = (uint)Marshal.SizeOf(typeof(float)); SizeOfDouble = (uint)Marshal.SizeOf(typeof(double)); SizeOfGuid = (uint)Marshal.SizeOf(typeof(Guid)); SizeOfDecimal = (uint)Marshal.SizeOf(typeof(decimal)); } internal static readonly uint SizeOfInt; // Size of an int internal static readonly uint SizeOfUInt; // Size of an unsigned int internal static readonly uint SizeOfUShort; // Size of an unsigned short internal static readonly uint SizeOfByte; // Size of a byte internal static readonly uint SizeOfFloat; // Size of a float internal static readonly uint SizeOfDouble; // Size of a double internal static readonly uint SizeOfGuid; // Size of a GUID internal static readonly uint SizeOfDecimal; // Size of a VB-style Decimal internal const int BitsPerByte = 8; // number of bits in a byte internal const int BitsPerShort = 16; // number of bits in one short - 2 bytes internal const int BitsPerInt = 32; // number of bits in one integer - 4 bytes internal const int BitsPerLong = 64; // number of bits in one long - 8 bytes // since casting from floats have mantisaa components, // casts from float to int are not constrained by // Int32.MaxValue, but by the maximum float value // whose mantissa component is still within range // of an integer. Anything larger will cause an overflow. internal const int MaxFloatToIntValue = 2147483584 - 1; // 2.14748e+009 } } // 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
- QueuePathEditor.cs
- DateTimePicker.cs
- PathTooLongException.cs
- VirtualizingStackPanel.cs
- FileInfo.cs
- SpecialNameAttribute.cs
- FaultHandlingFilter.cs
- SecurityTokenProvider.cs
- Crypto.cs
- Int32CAMarshaler.cs
- TypeExtensionConverter.cs
- ConvertBinder.cs
- InternalCache.cs
- ProtectedConfigurationSection.cs
- ExceptionHelpers.cs
- XmlIncludeAttribute.cs
- BindingMAnagerBase.cs
- ValidatorCollection.cs
- Matrix.cs
- ExternalCalls.cs
- RawStylusInputCustomData.cs
- ResourceDictionary.cs
- TimelineGroup.cs
- StringReader.cs
- DataGridViewRowStateChangedEventArgs.cs
- DesignerWithHeader.cs
- MenuAutoFormat.cs
- OracleBoolean.cs
- XmlReader.cs
- Vector.cs
- ToolStripItemImageRenderEventArgs.cs
- SerializerWriterEventHandlers.cs
- GrammarBuilderPhrase.cs
- FileSystemInfo.cs
- TypedTableBase.cs
- CapiSafeHandles.cs
- EntityDesignerBuildProvider.cs
- SplitterPanel.cs
- XmlSerializerSection.cs
- PriorityQueue.cs
- TextRangeEditLists.cs
- Pool.cs
- JsonEnumDataContract.cs
- SQLString.cs
- QueryOperatorEnumerator.cs
- MenuItem.cs
- DesignTimeType.cs
- PermissionSetEnumerator.cs
- ISO2022Encoding.cs
- BamlResourceDeserializer.cs
- NavigationFailedEventArgs.cs
- WebConfigurationFileMap.cs
- ViewValidator.cs
- CustomErrorsSection.cs
- CancellationToken.cs
- TypedTableBase.cs
- XmlElementList.cs
- XmlSiteMapProvider.cs
- DES.cs
- Input.cs
- ProcessHost.cs
- Literal.cs
- WorkflowQueue.cs
- TraceContextEventArgs.cs
- InvalidAsynchronousStateException.cs
- RijndaelCryptoServiceProvider.cs
- BufferAllocator.cs
- ZipIOBlockManager.cs
- VerificationException.cs
- DataStreamFromComStream.cs
- Int64Animation.cs
- Assert.cs
- XmlNodeChangedEventArgs.cs
- BaseCollection.cs
- ServiceNameElement.cs
- UrlMappingsSection.cs
- DataControlFieldCollection.cs
- ObjectAssociationEndMapping.cs
- XPathNavigatorKeyComparer.cs
- DataGridViewCheckBoxCell.cs
- XmlNodeChangedEventArgs.cs
- QuaternionAnimationBase.cs
- DeviceFilterEditorDialog.cs
- RestClientProxyHandler.cs
- FileUtil.cs
- ImageField.cs
- DataBoundControlActionList.cs
- AssemblyUtil.cs
- QuarticEase.cs
- GeneralTransform3DGroup.cs
- GPPOINT.cs
- MetadataItemSerializer.cs
- NamedElement.cs
- Imaging.cs
- DesignSurface.cs
- ResourceDisplayNameAttribute.cs
- HtmlUtf8RawTextWriter.cs
- Transform.cs
- ConfigurationValue.cs
- DelegateHelpers.Generated.cs