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9344f09215
https://bugzilla.tianocore.org/show_bug.cgi?id=1373 Replace BSD 2-Clause License with BSD+Patent License. This change is based on the following emails: https://lists.01.org/pipermail/edk2-devel/2019-February/036260.html https://lists.01.org/pipermail/edk2-devel/2018-October/030385.html RFCs with detailed process for the license change: V3: https://lists.01.org/pipermail/edk2-devel/2019-March/038116.html V2: https://lists.01.org/pipermail/edk2-devel/2019-March/037669.html V1: https://lists.01.org/pipermail/edk2-devel/2019-March/037500.html Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Michael D Kinney <michael.d.kinney@intel.com> Reviewed-by: Liming Gao <liming.gao@intel.com>
37 lines
917 B
C
37 lines
917 B
C
/** @file
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Math worker functions.
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Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#include "BaseLibInternals.h"
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/**
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Rotates a 32-bit integer right between 0 and 31 bits, filling the high bits
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with the low bits that were rotated.
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This function rotates the 32-bit value Operand to the right by Count bits.
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The high Count bits are fill with the low Count bits of Operand. The rotated
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value is returned.
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If Count is greater than 31, then ASSERT().
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@param Operand The 32-bit operand to rotate right.
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@param Count The number of bits to rotate right.
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@return Operand >> Count.
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**/
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UINT32
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EFIAPI
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RRotU32 (
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IN UINT32 Operand,
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IN UINTN Count
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)
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{
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ASSERT (Count < 32);
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return (Operand >> Count) | (Operand << (32 - Count));
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}
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