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Added cap query support example.
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27
NTwain/Internals/UnsafeNativeMethods.cs
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27
NTwain/Internals/UnsafeNativeMethods.cs
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using System;
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using System.Runtime.InteropServices;
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using System.Security;
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namespace NTwain.Internals
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{
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[SuppressUnmanagedCodeSecurity]
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static class UnsafeNativeMethods
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{
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#region mem stuff for twain 1.x
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[DllImport("kernel32", SetLastError = true, EntryPoint = "GlobalAlloc")]
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internal static extern IntPtr WinGlobalAlloc(uint uFlags, UIntPtr dwBytes);
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[DllImport("kernel32", SetLastError = true, EntryPoint = "GlobalFree")]
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internal static extern IntPtr WinGlobalFree(IntPtr hMem);
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[DllImport("kernel32", SetLastError = true, EntryPoint = "GlobalLock")]
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internal static extern IntPtr WinGlobalLock(IntPtr handle);
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[DllImport("kernel32", SetLastError = true, EntryPoint = "GlobalUnlock")]
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[return: MarshalAs(UnmanagedType.Bool)]
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internal static extern bool WinGlobalUnlock(IntPtr handle);
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#endregion
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}
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}
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