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a8c44645 | 1 | /** @file \r |
2 | Application for Pseudorandom Number Generator Validation.\r | |
3 | \r | |
4 | Copyright (c) 2010, Intel Corporation. All rights reserved.<BR>\r | |
5 | This program and the accompanying materials\r | |
6 | are licensed and made available under the terms and conditions of the BSD License\r | |
7 | which accompanies this distribution. The full text of the license may be found at\r | |
8 | http://opensource.org/licenses/bsd-license.php\r | |
9 | \r | |
10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
12 | \r | |
13 | **/\r | |
14 | \r | |
15 | #include "Cryptest.h"\r | |
16 | \r | |
17 | #define RANDOM_NUMBER_SIZE 256\r | |
18 | \r | |
19 | CONST UINT8 SeedString[] = "This is the random seed for PRNG verification.";\r | |
20 | \r | |
21 | UINT8 PreviousRandomBuffer[RANDOM_NUMBER_SIZE] = { 0x0 };\r | |
22 | \r | |
23 | UINT8 RandomBuffer[RANDOM_NUMBER_SIZE] = { 0x0 };\r | |
24 | \r | |
25 | /**\r | |
26 | Validate UEFI-OpenSSL pseudorandom number generator interfaces.\r | |
27 | \r | |
28 | @retval EFI_SUCCESS Validation succeeded.\r | |
29 | @retval EFI_ABORTED Validation failed.\r | |
30 | \r | |
31 | **/\r | |
32 | EFI_STATUS\r | |
33 | ValidateCryptPrng (\r | |
34 | VOID\r | |
35 | )\r | |
36 | {\r | |
37 | UINTN Index;\r | |
38 | BOOLEAN Status;\r | |
39 | \r | |
40 | Print (L" \nUEFI-OpenSSL PRNG Engine Testing:\n");\r | |
41 | \r | |
42 | Print (L"- Random Generation...");\r | |
43 | \r | |
44 | Status = RandomSeed (SeedString, sizeof (SeedString));\r | |
45 | if (!Status) {\r | |
46 | Print (L"[Fail]");\r | |
47 | return EFI_ABORTED;\r | |
48 | }\r | |
49 | \r | |
50 | for (Index = 0; Index < 10; Index ++) {\r | |
51 | Status = RandomBytes (RandomBuffer, RANDOM_NUMBER_SIZE);\r | |
52 | if (!Status) {\r | |
53 | Print (L"[Fail]");\r | |
54 | return EFI_ABORTED;\r | |
55 | }\r | |
56 | \r | |
57 | if (CompareMem (PreviousRandomBuffer, RandomBuffer, RANDOM_NUMBER_SIZE) == 0) {\r | |
58 | Print (L"[Fail]");\r | |
59 | return EFI_ABORTED;\r | |
60 | }\r | |
61 | \r | |
62 | CopyMem (PreviousRandomBuffer, RandomBuffer, RANDOM_NUMBER_SIZE);\r | |
63 | }\r | |
64 | \r | |
65 | Print (L"[Pass]\n");\r | |
66 | \r | |
67 | return EFI_SUCCESS;\r | |
68 | \r | |
69 | }\r |