73 lines
3.9 KiB
Markdown
73 lines
3.9 KiB
Markdown
# System.IO.MemoryMappedFiles
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``` diff
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+namespace System.IO.MemoryMappedFiles {
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+ public class MemoryMappedFile : IDisposable {
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+ public SafeMemoryMappedFileHandle SafeMemoryMappedFileHandle { get; }
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+ public static MemoryMappedFile CreateFromFile(FileStream fileStream, string mapName, long capacity, MemoryMappedFileAccess access, HandleInheritability inheritability, bool leaveOpen);
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+ public static MemoryMappedFile CreateFromFile(string path);
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+ public static MemoryMappedFile CreateFromFile(string path, FileMode mode);
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+ public static MemoryMappedFile CreateFromFile(string path, FileMode mode, string mapName);
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+ public static MemoryMappedFile CreateFromFile(string path, FileMode mode, string mapName, long capacity);
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+ public static MemoryMappedFile CreateFromFile(string path, FileMode mode, string mapName, long capacity, MemoryMappedFileAccess access);
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+ public static MemoryMappedFile CreateNew(string mapName, long capacity);
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+ public static MemoryMappedFile CreateNew(string mapName, long capacity, MemoryMappedFileAccess access);
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+ public static MemoryMappedFile CreateNew(string mapName, long capacity, MemoryMappedFileAccess access, MemoryMappedFileOptions options, HandleInheritability inheritability);
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+ public static MemoryMappedFile CreateOrOpen(string mapName, long capacity);
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+ public static MemoryMappedFile CreateOrOpen(string mapName, long capacity, MemoryMappedFileAccess access);
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+ public static MemoryMappedFile CreateOrOpen(string mapName, long capacity, MemoryMappedFileAccess access, MemoryMappedFileOptions options, HandleInheritability inheritability);
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+ public MemoryMappedViewAccessor CreateViewAccessor();
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+ public MemoryMappedViewAccessor CreateViewAccessor(long offset, long size);
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+ public MemoryMappedViewAccessor CreateViewAccessor(long offset, long size, MemoryMappedFileAccess access);
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+ public MemoryMappedViewStream CreateViewStream();
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+ public MemoryMappedViewStream CreateViewStream(long offset, long size);
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+ public MemoryMappedViewStream CreateViewStream(long offset, long size, MemoryMappedFileAccess access);
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+ public void Dispose();
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+ protected virtual void Dispose(bool disposing);
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+ public static MemoryMappedFile OpenExisting(string mapName);
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+ public static MemoryMappedFile OpenExisting(string mapName, MemoryMappedFileRights desiredAccessRights);
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+ public static MemoryMappedFile OpenExisting(string mapName, MemoryMappedFileRights desiredAccessRights, HandleInheritability inheritability);
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+ }
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+ public enum MemoryMappedFileAccess {
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+ CopyOnWrite = 3,
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+ Read = 1,
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+ ReadExecute = 4,
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+ ReadWrite = 0,
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+ ReadWriteExecute = 5,
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+ Write = 2,
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+ }
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+ public enum MemoryMappedFileOptions {
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+ DelayAllocatePages = 67108864,
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+ None = 0,
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+ }
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+ public enum MemoryMappedFileRights {
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+ AccessSystemSecurity = 16777216,
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+ ChangePermissions = 262144,
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+ CopyOnWrite = 1,
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+ Delete = 65536,
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+ Execute = 8,
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+ FullControl = 983055,
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+ Read = 4,
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+ ReadExecute = 12,
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+ ReadPermissions = 131072,
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+ ReadWrite = 6,
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+ ReadWriteExecute = 14,
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+ TakeOwnership = 524288,
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+ Write = 2,
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+ }
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+ public sealed class MemoryMappedViewAccessor : UnmanagedMemoryAccessor {
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+ public long PointerOffset { get; }
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+ public SafeMemoryMappedViewHandle SafeMemoryMappedViewHandle { get; }
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+ protected override void Dispose(bool disposing);
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+ public void Flush();
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+ }
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+ public sealed class MemoryMappedViewStream : UnmanagedMemoryStream {
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+ public long PointerOffset { get; }
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+ public SafeMemoryMappedViewHandle SafeMemoryMappedViewHandle { get; }
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+ protected override void Dispose(bool disposing);
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+ public override void Flush();
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+ public override void SetLength(long value);
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+ }
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+}
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```
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