1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
|
/** @file
UEFI RNG (Random Number Generator) Protocol test application.
Copyright (c) 2013, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#include <Uefi.h>
#include <Library/UefiLib.h>
#include <Library/UefiApplicationEntryPoint.h>
#include <Library/UefiBootServicesTableLib.h>
#include <Library/MemoryAllocationLib.h>
#include <Library/DebugLib.h>
#include <Protocol/Rng.h>
/**
The user Entry Point for Application. The user code starts with this function
as the real entry point for the application.
@param[in] ImageHandle The firmware allocated handle for the EFI image.
@param[in] SystemTable A pointer to the EFI System Table.
@retval EFI_SUCCESS The entry point is executed successfully.
@retval other Some error occurs when executing this entry point.
**/
EFI_STATUS
EFIAPI
UefiMain (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
)
{
EFI_STATUS Status;
EFI_RNG_PROTOCOL *Rng;
UINTN RngAlgListSize;
EFI_RNG_ALGORITHM RngAlgList[10];
EFI_RNG_ALGORITHM *PtrRngAlg;
UINTN RngAlgCount;
UINT8 *Rand;
UINTN RandSize;
UINTN Index;
UINTN Index2;
Status = EFI_SUCCESS;
PtrRngAlg = NULL;
Rand = NULL;
Print (L"UEFI RNG Protocol Testing :\n");
Print (L"----------------------------\n");
//-----------------------------------------
// Basic UEFI RNG Protocol Test
//-----------------------------------------
Print (L" -- Locate UEFI RNG Protocol : ");
Status = gBS->LocateProtocol (&gEfiRngProtocolGuid, NULL, (VOID **)&Rng);
if (EFI_ERROR (Status)) {
Print (L"[Fail - Status = %r]\n", Status);
goto Exit;
} else {
Print (L"[Pass]\n");
}
//-----------------------------------------
// Rng->GetInfo() interface test.
//-----------------------------------------
Print (L" -- Call RNG->GetInfo() interface : ");
RngAlgListSize = 0;
Status = Rng->GetInfo (Rng, &RngAlgListSize, NULL);
if (Status != EFI_BUFFER_TOO_SMALL) {
Print (L"[Fail - Status = %r]\n", Status);
}
//
// Print out the supported RNG algorithm GUIDs
//
RngAlgCount = RngAlgListSize / sizeof (EFI_RNG_ALGORITHM);
Print (L"\n >> Supported RNG Algorithm (Count = %d) : ", RngAlgCount);
Status = Rng->GetInfo (Rng, &RngAlgListSize, RngAlgList);
for (Index = 0; Index < RngAlgCount; Index++) {
PtrRngAlg = (EFI_RNG_ALGORITHM *)(&RngAlgList[Index]);
Print (L"\n %d) ", Index);
Print (L"%08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x", PtrRngAlg->Data1,
PtrRngAlg->Data2, PtrRngAlg->Data3, PtrRngAlg->Data4[0], PtrRngAlg->Data4[1],
PtrRngAlg->Data4[2], PtrRngAlg->Data4[3], PtrRngAlg->Data4[4],
PtrRngAlg->Data4[5], PtrRngAlg->Data4[6], PtrRngAlg->Data4[7]);
}
//-----------------------------------------
// Rng->GetRNG() interface test.
//-----------------------------------------
Print (L"\n -- Call RNG->GetRNG() interface : ");
//
// Allocate one buffer to store random data.
//
RandSize = 32;
Rand = AllocatePool (RandSize);
if (Rand == NULL) {
goto Exit;
}
//
// RNG with default algorithm
//
Print (L"\n >> RNG with default algorithm : ");
Status = Rng->GetRNG (Rng, NULL, RandSize, Rand);
if (EFI_ERROR (Status)) {
Print (L"[Fail - Status = %r]", Status);
} else {
Print (L"[Pass]");
}
//
// RNG with SP800-90-HMAC-256
//
Print (L"\n >> RNG with SP800-90-HMAC-256 : ");
Status = Rng->GetRNG (Rng, &gEfiRngAlgorithmSp80090Hmac256Guid, RandSize, Rand);
if (EFI_ERROR (Status)) {
Print (L"[Fail - Status = %r]", Status);
} else {
Print (L"[Pass]");
}
//
// RNG with SP800-90-HASH-256
//
Print (L"\n >> RNG with SP800-90-Hash-256 : ");
Status = Rng->GetRNG (Rng, &gEfiRngAlgorithmSp80090Hash256Guid, RandSize, Rand);
if (EFI_ERROR (Status)) {
Print (L"[Fail - Status = %r]", Status);
} else {
Print (L"[Pass]");
}
//
// RNG with SP800-90-CTR-256
//
Print (L"\n >> RNG with SP800-90-CTR-256 : ");
Status = Rng->GetRNG (Rng, &gEfiRngAlgorithmSp80090Ctr256Guid, RandSize, Rand);
if (EFI_ERROR (Status)) {
Print (L"[Fail - Status = %r]", Status);
} else {
Print (L"[Pass]");
}
//
// RNG with X9.31-3DES
//
Print (L"\n >> RNG with X9.31-3DES : ");
Status = Rng->GetRNG (Rng, &gEfiRngAlgorithmX9313DesGuid, RandSize, Rand);
if (EFI_ERROR (Status)) {
Print (L"[Fail - Status = %r]", Status);
} else {
Print (L"[Pass]");
}
//
// RNG with X9.31-AES
//
Print (L"\n >> RNG with X9.31-AES : ");
Status = Rng->GetRNG (Rng, &gEfiRngAlgorithmX931AesGuid, RandSize, Rand);
if (EFI_ERROR (Status)) {
Print (L"[Fail - Status = %r]", Status);
} else {
Print (L"[Pass]");
}
//
// RNG with RAW Entropy
//
Print (L"\n >> RNG with RAW Entropy : ");
Status = Rng->GetRNG (Rng, &gEfiRngAlgorithmRaw, RandSize, Rand);
if (EFI_ERROR (Status)) {
Print (L"[Fail - Status = %r]", Status);
} else {
Print (L"[Pass]");
}
//-----------------------------------------
// Random Number Generator test.
//-----------------------------------------
Print (L"\n -- Random Number Generation Test with default RNG Algorithm (20 Rounds): ");
RandSize = 1;
for (Index = 0; Index < 20; Index++) {
Status = Rng->GetRNG (Rng, NULL, RandSize, Rand);
if (EFI_ERROR (Status)) {
Print (L"[Fail - Status = %r]", Status);
break;
} else {
Print (L"\n %02d) - ", Index + 1);
for (Index2 = 0; Index2 < RandSize; Index2++) {
Print (L"%02x", Rand[Index2]);
}
}
RandSize +=1;
}
//-----------------------------------------
// Random Number Generator test.
//-----------------------------------------
Print (L"\n -- RAW Entropy Generation Test (20 Rounds) : ");
RandSize = 32;
for (Index = 0; Index < 20; Index++) {
Status = Rng->GetRNG (Rng, &gEfiRngAlgorithmRaw, RandSize, Rand);
if (EFI_ERROR (Status)) {
Print (L"[Fail - Status = %r]", Status);
break;
} else {
Print (L"\n %02d) - ", Index + 1);
for (Index2 = 0; Index2 < RandSize; Index2++) {
Print (L"%02x", Rand[Index2]);
}
}
}
Print (L"\n -- Exit UEFI RNG Protocol Test (Status = %r).\n", Status);
Exit:
if (Rand != NULL) {
FreePool (Rand);
}
return Status;
}
|
