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>
81 lines
1.7 KiB
C
81 lines
1.7 KiB
C
/** @file
|
|
Provides random number generator services.
|
|
|
|
Copyright (c) 2015, Intel Corporation. All rights reserved.<BR>
|
|
SPDX-License-Identifier: BSD-2-Clause-Patent
|
|
|
|
**/
|
|
|
|
#ifndef __RNG_LIB_H__
|
|
#define __RNG_LIB_H__
|
|
|
|
/**
|
|
Generates a 16-bit random number.
|
|
|
|
if Rand is NULL, then ASSERT().
|
|
|
|
@param[out] Rand Buffer pointer to store the 16-bit random value.
|
|
|
|
@retval TRUE Random number generated successfully.
|
|
@retval FALSE Failed to generate the random number.
|
|
|
|
**/
|
|
BOOLEAN
|
|
EFIAPI
|
|
GetRandomNumber16 (
|
|
OUT UINT16 *Rand
|
|
);
|
|
|
|
/**
|
|
Generates a 32-bit random number.
|
|
|
|
if Rand is NULL, then ASSERT().
|
|
|
|
@param[out] Rand Buffer pointer to store the 32-bit random value.
|
|
|
|
@retval TRUE Random number generated successfully.
|
|
@retval FALSE Failed to generate the random number.
|
|
|
|
**/
|
|
BOOLEAN
|
|
EFIAPI
|
|
GetRandomNumber32 (
|
|
OUT UINT32 *Rand
|
|
);
|
|
|
|
/**
|
|
Generates a 64-bit random number.
|
|
|
|
if Rand is NULL, then ASSERT().
|
|
|
|
@param[out] Rand Buffer pointer to store the 64-bit random value.
|
|
|
|
@retval TRUE Random number generated successfully.
|
|
@retval FALSE Failed to generate the random number.
|
|
|
|
**/
|
|
BOOLEAN
|
|
EFIAPI
|
|
GetRandomNumber64 (
|
|
OUT UINT64 *Rand
|
|
);
|
|
|
|
/**
|
|
Generates a 128-bit random number.
|
|
|
|
if Rand is NULL, then ASSERT().
|
|
|
|
@param[out] Rand Buffer pointer to store the 128-bit random value.
|
|
|
|
@retval TRUE Random number generated successfully.
|
|
@retval FALSE Failed to generate the random number.
|
|
|
|
**/
|
|
BOOLEAN
|
|
EFIAPI
|
|
GetRandomNumber128 (
|
|
OUT UINT64 *Rand
|
|
);
|
|
|
|
#endif // __RNG_LIB_H__
|