audk/CryptoPkg/Library/BaseCryptLibNull/Rand/CryptRandNull.c

57 lines
1.2 KiB
C

/** @file
Pseudorandom Number Generator Wrapper Implementation which does not provide
real capabilities.
Copyright (c) 2012, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#include "InternalCryptLib.h"
/**
Sets up the seed value for the pseudorandom number generator.
Return FALSE to indicate this interface is not supported.
@param[in] Seed Pointer to seed value.
If NULL, default seed is used.
@param[in] SeedSize Size of seed value.
If Seed is NULL, this parameter is ignored.
@retval FALSE This interface is not supported.
**/
BOOLEAN
EFIAPI
RandomSeed (
IN CONST UINT8 *Seed OPTIONAL,
IN UINTN SeedSize
)
{
ASSERT (FALSE);
return FALSE;
}
/**
Generates a pseudorandom byte stream of the specified size.
Return FALSE to indicate this interface is not supported.
@param[out] Output Pointer to buffer to receive random value.
@param[in] Size Size of random bytes to generate.
@retval FALSE This interface is not supported.
**/
BOOLEAN
EFIAPI
RandomBytes (
OUT UINT8 *Output,
IN UINTN Size
)
{
ASSERT (FALSE);
return FALSE;
}