1 /* Microsoft Reference Implementation for TPM 2.0
2 *
3 * The copyright in this software is being made available under the BSD License,
4 * included below. This software may be subject to other third party and
5 * contributor rights, including patent rights, and no such rights are granted
6 * under this license.
7 *
8 * Copyright (c) Microsoft Corporation
9 *
10 * All rights reserved.
11 *
12 * BSD License
13 *
14 * Redistribution and use in source and binary forms, with or without modification,
15 * are permitted provided that the following conditions are met:
16 *
17 * Redistributions of source code must retain the above copyright notice, this list
18 * of conditions and the following disclaimer.
19 *
20 * Redistributions in binary form must reproduce the above copyright notice, this
21 * list of conditions and the following disclaimer in the documentation and/or
22 * other materials provided with the distribution.
23 *
24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ""AS IS""
25 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
27 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
28 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
29 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
30 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
31 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
32 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
33 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
34 */
35 #include "Tpm.h"
36 #include "PP_Commands_fp.h"
37
38 #if CC_PP_Commands // Conditional expansion of this file
39
40 /*(See part 3 specification)
41 // This command is used to determine which commands require assertion of
42 // Physical Presence in addition to platformAuth/platformPolicy.
43 */
44 TPM_RC
TPM2_PP_Commands(PP_Commands_In * in)45 TPM2_PP_Commands(
46 PP_Commands_In *in // IN: input parameter list
47 )
48 {
49 UINT32 i;
50
51 // The command needs NV update. Check if NV is available.
52 // A TPM_RC_NV_UNAVAILABLE or TPM_RC_NV_RATE error may be returned at
53 // this point
54 RETURN_IF_NV_IS_NOT_AVAILABLE;
55
56 // Internal Data Update
57
58 // Process set list
59 for(i = 0; i < in->setList.count; i++)
60 // If command is implemented, set it as PP required. If the input
61 // command is not a PP command, it will be ignored at
62 // PhysicalPresenceCommandSet().
63 // Note: PhysicalPresenceCommandSet() checks if the command is implemented.
64 PhysicalPresenceCommandSet(in->setList.commandCodes[i]);
65
66 // Process clear list
67 for(i = 0; i < in->clearList.count; i++)
68 // If command is implemented, clear it as PP required. If the input
69 // command is not a PP command, it will be ignored at
70 // PhysicalPresenceCommandClear(). If the input command is
71 // TPM2_PP_Commands, it will be ignored as well
72 PhysicalPresenceCommandClear(in->clearList.commandCodes[i]);
73
74 // Save the change of PP list
75 NV_SYNC_PERSISTENT(ppList);
76
77 return TPM_RC_SUCCESS;
78 }
79
80 #endif // CC_PP_Commands