BaseRngLibInternals.h File Reference

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Functions
BOOLEAN EFIAPI	ArchGetRandomNumber16 (OUT UINT16 *Rand)
BOOLEAN EFIAPI	ArchGetRandomNumber32 (OUT UINT32 *Rand)
BOOLEAN EFIAPI	ArchGetRandomNumber64 (OUT UINT64 *Rand)
BOOLEAN EFIAPI	ArchIsRngSupported (VOID)

Detailed Description

Architecture specific interface to RNG functionality.

Copyright (c) 2021, NUVIA Inc. All rights reserved.

SPDX-License-Identifier: BSD-2-Clause-Patent

Definition in file BaseRngLibInternals.h.

Function Documentation

ArchGetRandomNumber16()

BOOLEAN EFIAPI ArchGetRandomNumber16

(

OUT UINT16 *

Rand

)

Generates a 16-bit random number.

Parameters

[out]

Rand

Buffer pointer to store the 16-bit random value.

Return values

TRUE	Random number generated successfully.
FALSE	Failed to generate the random number.

Definition at line 64 of file Rndr.c.

ArchGetRandomNumber32()

BOOLEAN EFIAPI ArchGetRandomNumber32

(

OUT UINT32 *

Rand

)

Generates a 32-bit random number.

Parameters

[out]

Rand

Buffer pointer to store the 32-bit random value.

Return values

TRUE	Random number generated successfully.
FALSE	Failed to generate the random number.

Definition at line 89 of file Rndr.c.

ArchGetRandomNumber64()

BOOLEAN EFIAPI ArchGetRandomNumber64

(

OUT UINT64 *

Rand

)

Generates a 64-bit random number.

Parameters

[out]

Rand

Buffer pointer to store the 64-bit random value.

Return values

TRUE	Random number generated successfully.
FALSE	Failed to generate the random number.

Definition at line 114 of file Rndr.c.

ArchIsRngSupported()

BOOLEAN EFIAPI ArchIsRngSupported

(

VOID

)

Checks whether the RNG instruction is supported.

Return values

TRUE	RNG instruction is supported.
FALSE	RNG instruction is not supported.

Checks whether RNDR is supported.

Return values

TRUE	RNDR is supported.
FALSE	RNDR is not supported.

Checks whether RDRAND is supported.

Return values

TRUE	RDRAND is supported.
FALSE	RDRAND is not supported.

Checks whether SEED is supported.

Return values

TRUE	SEED is supported.

Definition at line 130 of file Rndr.c.