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 "MakeCredential_fp.h"
9
10UINT16 MakeCredential_Out_Marshal(MakeCredential_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_ID_OBJECT_Marshal(&source->credentialBlob, buffer, size);
28  total_size += TPM2B_ENCRYPTED_SECRET_Marshal(&source->secret, 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
38TPM_RC MakeCredential_In_Unmarshal(MakeCredential_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->handle = request_handles[0];
45  // Unmarshal request parameters.
46  result = TPM2B_DIGEST_Unmarshal(&target->credential, buffer, size);
47  if (result != TPM_RC_SUCCESS) {
48    return result;
49  }
50  result = TPM2B_NAME_Unmarshal(&target->objectName, buffer, size);
51  if (result != TPM_RC_SUCCESS) {
52    return result;
53  }
54  if ((result == TPM_RC_SUCCESS) && *size) {
55    result = TPM_RC_SIZE;
56  }
57  return result;
58}
59
60TPM_RC Exec_MakeCredential(TPMI_ST_COMMAND_TAG tag,
61                           BYTE** request_parameter_buffer,
62                           INT32* request_parameter_buffer_size,
63                           TPM_HANDLE request_handles[],
64                           UINT32* response_handle_buffer_size,
65                           UINT32* response_parameter_buffer_size) {
66  TPM_RC result = TPM_RC_SUCCESS;
67  MakeCredential_In in;
68  MakeCredential_Out out;
69#ifdef TPM_CC_MakeCredential
70  BYTE* response_buffer;
71  INT32 response_buffer_size;
72  UINT16 bytes_marshalled;
73  UINT16 num_response_handles = 0;
74#endif
75  *response_handle_buffer_size = 0;
76  *response_parameter_buffer_size = 0;
77  // Unmarshal request parameters to input structure.
78  result = MakeCredential_In_Unmarshal(&in, request_handles,
79                                       request_parameter_buffer,
80                                       request_parameter_buffer_size);
81  if (result != TPM_RC_SUCCESS) {
82    return result;
83  }
84  // Execute command.
85  result = TPM2_MakeCredential(&in, &out);
86  if (result != TPM_RC_SUCCESS) {
87    return result;
88  }
89// Marshal output structure to global response buffer.
90#ifdef TPM_CC_MakeCredential
91  response_buffer = MemoryGetResponseBuffer(TPM_CC_MakeCredential) + 10;
92  response_buffer_size = MAX_RESPONSE_SIZE - 10;
93  bytes_marshalled = MakeCredential_Out_Marshal(&out, tag, &response_buffer,
94                                                &response_buffer_size);
95  *response_handle_buffer_size = num_response_handles * sizeof(TPM_HANDLE);
96  *response_parameter_buffer_size =
97      bytes_marshalled - *response_handle_buffer_size;
98  return TPM_RC_SUCCESS;
99#endif
100  return TPM_RC_COMMAND_CODE;
101}
102