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1 // Copyright 2015 The Chromium OS Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4 
5 // THIS CODE IS GENERATED - DO NOT MODIFY!
6 
7 #include "MemoryLib_fp.h"
8 #include "NV_Certify_fp.h"
9 
NV_Certify_Out_Marshal(NV_Certify_Out * source,TPMI_ST_COMMAND_TAG tag,BYTE ** buffer,INT32 * size)10 UINT16 NV_Certify_Out_Marshal(NV_Certify_Out* source,
11                               TPMI_ST_COMMAND_TAG tag,
12                               BYTE** buffer,
13                               INT32* size) {
14   UINT16 total_size = 0;
15   UINT32 parameter_size = 0;
16   BYTE* parameter_size_location;
17   INT32 parameter_size_size = sizeof(UINT32);
18   UINT32 num_response_handles = 0;
19   // Add parameter_size=0 to indicate size of the parameter area. Will be
20   // replaced later by computed parameter_size.
21   if (tag == TPM_ST_SESSIONS) {
22     parameter_size_location = *buffer;
23     // Don't add to total_size, but increment *buffer and decrement *size.
24     UINT32_Marshal(&parameter_size, buffer, size);
25   }
26   // Marshal response parameters.
27   total_size += TPM2B_ATTEST_Marshal(&source->certifyInfo, buffer, size);
28   total_size += TPMT_SIGNATURE_Marshal(&source->signature, buffer, size);
29   // Compute actual parameter_size. Don't add result to total_size.
30   if (tag == TPM_ST_SESSIONS) {
31     parameter_size = total_size - num_response_handles * sizeof(TPM_HANDLE);
32     UINT32_Marshal(&parameter_size, &parameter_size_location,
33                    &parameter_size_size);
34   }
35   return total_size;
36 }
37 
NV_Certify_In_Unmarshal(NV_Certify_In * target,TPM_HANDLE request_handles[],BYTE ** buffer,INT32 * size)38 TPM_RC NV_Certify_In_Unmarshal(NV_Certify_In* target,
39                                TPM_HANDLE request_handles[],
40                                BYTE** buffer,
41                                INT32* size) {
42   TPM_RC result = TPM_RC_SUCCESS;
43   // Get request handles from request_handles array.
44   target->signHandle = request_handles[0];
45   target->authHandle = request_handles[1];
46   target->nvIndex = request_handles[2];
47   // Unmarshal request parameters.
48   result = TPM2B_DATA_Unmarshal(&target->qualifyingData, buffer, size);
49   if (result != TPM_RC_SUCCESS) {
50     return result;
51   }
52   result = TPMT_SIG_SCHEME_Unmarshal(&target->inScheme, buffer, size);
53   if (result != TPM_RC_SUCCESS) {
54     return result;
55   }
56   result = UINT16_Unmarshal(&target->size, buffer, size);
57   if (result != TPM_RC_SUCCESS) {
58     return result;
59   }
60   result = UINT16_Unmarshal(&target->offset, buffer, size);
61   if (result != TPM_RC_SUCCESS) {
62     return result;
63   }
64   if ((result == TPM_RC_SUCCESS) && *size) {
65     result = TPM_RC_SIZE;
66   }
67   return result;
68 }
69 
Exec_NV_Certify(TPMI_ST_COMMAND_TAG tag,BYTE ** request_parameter_buffer,INT32 * request_parameter_buffer_size,TPM_HANDLE request_handles[],UINT32 * response_handle_buffer_size,UINT32 * response_parameter_buffer_size)70 TPM_RC Exec_NV_Certify(TPMI_ST_COMMAND_TAG tag,
71                        BYTE** request_parameter_buffer,
72                        INT32* request_parameter_buffer_size,
73                        TPM_HANDLE request_handles[],
74                        UINT32* response_handle_buffer_size,
75                        UINT32* response_parameter_buffer_size) {
76   TPM_RC result = TPM_RC_SUCCESS;
77   NV_Certify_In in;
78   NV_Certify_Out out;
79 #ifdef TPM_CC_NV_Certify
80   BYTE* response_buffer;
81   INT32 response_buffer_size;
82   UINT16 bytes_marshalled;
83   UINT16 num_response_handles = 0;
84 #endif
85   *response_handle_buffer_size = 0;
86   *response_parameter_buffer_size = 0;
87   // Unmarshal request parameters to input structure.
88   result =
89       NV_Certify_In_Unmarshal(&in, request_handles, request_parameter_buffer,
90                               request_parameter_buffer_size);
91   if (result != TPM_RC_SUCCESS) {
92     return result;
93   }
94   // Execute command.
95   result = TPM2_NV_Certify(&in, &out);
96   if (result != TPM_RC_SUCCESS) {
97     return result;
98   }
99 // Marshal output structure to global response buffer.
100 #ifdef TPM_CC_NV_Certify
101   response_buffer = MemoryGetResponseBuffer(TPM_CC_NV_Certify) + 10;
102   response_buffer_size = MAX_RESPONSE_SIZE - 10;
103   bytes_marshalled = NV_Certify_Out_Marshal(&out, tag, &response_buffer,
104                                             &response_buffer_size);
105   *response_handle_buffer_size = num_response_handles * sizeof(TPM_HANDLE);
106   *response_parameter_buffer_size =
107       bytes_marshalled - *response_handle_buffer_size;
108   return TPM_RC_SUCCESS;
109 #endif
110   return TPM_RC_COMMAND_CODE;
111 }
112