27 lines
521 B
C
27 lines
521 B
C
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// fltsafe.h
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//
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// Copyright (c) Microsoft Corporation. All rights reserved.
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//
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// FLOATSAFE
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//
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// Saves floating point state on construction and restores on destruction.
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//
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struct FLOATSAFE
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{
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KFLOATING_SAVE FloatSave;
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NTSTATUS ntStatus;
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FLOATSAFE::FLOATSAFE(void)
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{
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ntStatus = KeSaveFloatingPointState(&FloatSave);
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}
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FLOATSAFE::~FLOATSAFE(void)
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{
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if (NT_SUCCESS(ntStatus))
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{
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KeRestoreFloatingPointState(&FloatSave);
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}
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}
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};
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