36 lines
1.2 KiB
C#
36 lines
1.2 KiB
C#
using System;
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using System.Diagnostics.CodeAnalysis;
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using System.Runtime.InteropServices;
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using System.Security;
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namespace Jellyfish.Library
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{
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public static class MarshalHelpers
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{
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[SecurityCritical]
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public static void FillMemory(IntPtr buffer, int bufferSize, byte value)
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{
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NativeMethods.FillMemory(buffer, (IntPtr)bufferSize, value);
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}
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[SecurityCritical]
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public static void ZeroMemory(IntPtr buffer, int bufferSize)
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{
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NativeMethods.ZeroMemory(buffer, (IntPtr)bufferSize);
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}
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[SecurityCritical]
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[SuppressUnmanagedCodeSecurity]
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private static class NativeMethods
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{
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[SuppressMessage("Microsoft.Security", "CA2118:ReviewSuppressUnmanagedCodeSecurityUsage")]
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[DllImport("kernel32.dll", SetLastError = true)]
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public static extern void FillMemory(IntPtr destination, IntPtr length, byte fill);
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[SuppressMessage("Microsoft.Security", "CA2118:ReviewSuppressUnmanagedCodeSecurityUsage")]
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[DllImport("kernel32.dll", SetLastError = true)]
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public static extern void ZeroMemory(IntPtr destination, IntPtr length);
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}
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}
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}
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