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45 lines
924 B
45 lines
924 B
/*++
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Copyright (c) Microsoft Corporation. All rights reserved.
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Module Name:
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wlmacro.h
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Abstract:
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This header contains a collection of macros used by the wdm library.
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Author:
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Adrian J. Oney - April 21, 2002
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Revision History:
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--*/
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//
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// This is to make all the TEXT(...) macros come out right. As of 07/27/2000,
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// UNICODE isn't defined in kernel space by default.
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//
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#define UNICODE
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//
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// This macro takes an array and returns the number of elements in it.
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//
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#define ARRAY_COUNT(array) (sizeof(array)/sizeof(array[0]))
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//
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// This macro realigns a pointer to a pointer boundary.
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//
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#define ALIGN_POINTER(Offset) (PVOID) \
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((((ULONG_PTR)(Offset) + sizeof(ULONG_PTR)-1)) & (~(sizeof(ULONG_PTR) - 1)))
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//
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// This macro realigns a ULONG_PTR offset onto a pointer boundary.
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//
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#define ALIGN_POINTER_OFFSET(Offset) (ULONG_PTR) ALIGN_POINTER(Offset)
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