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60 lines
1.3 KiB
C
60 lines
1.3 KiB
C
/** @file
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Copyright (C) 2019, vit9696. All rights reserved.
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All rights reserved.
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#ifndef OC_RNG_LIB_H
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#define OC_RNG_LIB_H
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#include <Library/RngLib.h>
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/**
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Generates a 16-bit pseudo random number.
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This generator is still guaranteed to be cryptographically secure
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by the use of CPRNG with entropy.
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@retval 16-bit pseudo random number.
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**/
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UINT16
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EFIAPI
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GetPseudoRandomNumber16 (
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VOID
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);
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/**
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Generates a 32-bit pseudo random number.
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This generator is still guaranteed to be cryptographically secure
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by the use of CPRNG with entropy.
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@retval 32-bit pseudo random number.
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**/
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UINT32
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EFIAPI
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GetPseudoRandomNumber32 (
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VOID
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);
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/**
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Generates a 64-bit pseudo random number.
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This generator is still guaranteed to be cryptographically secure
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by the use of CPRNG with entropy.
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@retval 64-bit pseudo random number.
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**/
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UINT64
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EFIAPI
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GetPseudoRandomNumber64 (
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VOID
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);
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#endif // OC_RNG_LIB_H
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