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Last change
on this file since 108794 was 108794, checked in by vboxsync, 2 weeks ago |
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Devices/EFI/FirmwareNew: Merge edk2-stable202502 from the vendor branch and make it build for the important platforms, bugref:4643
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| 1 | /** @file
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| 2 |
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| 3 | Architecture specific interface to RNG functionality.
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| 4 |
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| 5 | Copyright (c) 2021, NUVIA Inc. All rights reserved.<BR>
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| 6 |
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| 7 | SPDX-License-Identifier: BSD-2-Clause-Patent
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| 8 |
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| 9 | **/
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| 10 |
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| 11 | #ifndef BASE_RNGLIB_INTERNALS_H_
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| 12 | #define BASE_RNGLIB_INTERNALS_H_
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| 13 |
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| 14 | /**
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| 15 | Generates a 16-bit random number.
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| 16 |
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| 17 | @param[out] Rand Buffer pointer to store the 16-bit random value.
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| 18 |
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| 19 | @retval TRUE Random number generated successfully.
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| 20 | @retval FALSE Failed to generate the random number.
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| 21 |
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| 22 | **/
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| 23 | BOOLEAN
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| 24 | EFIAPI
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| 25 | ArchGetRandomNumber16 (
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| 26 | OUT UINT16 *Rand
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| 27 | );
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| 28 |
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| 29 | /**
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| 30 | Generates a 32-bit random number.
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| 31 |
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| 32 | @param[out] Rand Buffer pointer to store the 32-bit random value.
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| 33 |
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| 34 | @retval TRUE Random number generated successfully.
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| 35 | @retval FALSE Failed to generate the random number.
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| 36 |
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| 37 | **/
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| 38 | BOOLEAN
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| 39 | EFIAPI
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| 40 | ArchGetRandomNumber32 (
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| 41 | OUT UINT32 *Rand
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| 42 | );
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| 43 |
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| 44 | /**
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| 45 | Generates a 64-bit random number.
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| 46 |
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| 47 | @param[out] Rand Buffer pointer to store the 64-bit random value.
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| 48 |
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| 49 | @retval TRUE Random number generated successfully.
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| 50 | @retval FALSE Failed to generate the random number.
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| 51 |
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| 52 | **/
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| 53 | BOOLEAN
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| 54 | EFIAPI
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| 55 | ArchGetRandomNumber64 (
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| 56 | OUT UINT64 *Rand
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| 57 | );
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| 58 |
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| 59 | /**
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| 60 | Checks whether the RNG instruction is supported.
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| 61 |
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| 62 | @retval TRUE RNG instruction is supported.
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| 63 | @retval FALSE RNG instruction is not supported.
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| 64 |
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| 65 | **/
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| 66 | BOOLEAN
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| 67 | EFIAPI
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| 68 | ArchIsRngSupported (
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| 69 | VOID
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| 70 | );
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| 71 |
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| 72 | #endif // BASE_RNGLIB_INTERNALS_H_
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