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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 "ActivateCredential_fp.h"
9 
ActivateCredential_Out_Marshal(ActivateCredential_Out * source,TPMI_ST_COMMAND_TAG tag,BYTE ** buffer,INT32 * size)10 UINT16 ActivateCredential_Out_Marshal(ActivateCredential_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_DIGEST_Marshal(&source->certInfo, buffer, size);
28   // Compute actual parameter_size. Don't add result to total_size.
29   if (tag == TPM_ST_SESSIONS) {
30     parameter_size = total_size - num_response_handles * sizeof(TPM_HANDLE);
31     UINT32_Marshal(&parameter_size, &parameter_size_location,
32                    &parameter_size_size);
33   }
34   return total_size;
35 }
36 
ActivateCredential_In_Unmarshal(ActivateCredential_In * target,TPM_HANDLE request_handles[],BYTE ** buffer,INT32 * size)37 TPM_RC ActivateCredential_In_Unmarshal(ActivateCredential_In* target,
38                                        TPM_HANDLE request_handles[],
39                                        BYTE** buffer,
40                                        INT32* size) {
41   TPM_RC result = TPM_RC_SUCCESS;
42   // Get request handles from request_handles array.
43   target->activateHandle = request_handles[0];
44   target->keyHandle = request_handles[1];
45   // Unmarshal request parameters.
46   result = TPM2B_ID_OBJECT_Unmarshal(&target->credentialBlob, buffer, size);
47   if (result != TPM_RC_SUCCESS) {
48     return result;
49   }
50   result = TPM2B_ENCRYPTED_SECRET_Unmarshal(&target->secret, 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 
Exec_ActivateCredential(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)60 TPM_RC Exec_ActivateCredential(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   ActivateCredential_In in;
68   ActivateCredential_Out out;
69 #ifdef TPM_CC_ActivateCredential
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 = ActivateCredential_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_ActivateCredential(&in, &out);
86   if (result != TPM_RC_SUCCESS) {
87     return result;
88   }
89 // Marshal output structure to global response buffer.
90 #ifdef TPM_CC_ActivateCredential
91   response_buffer = MemoryGetResponseBuffer(TPM_CC_ActivateCredential) + 10;
92   response_buffer_size = MAX_RESPONSE_SIZE - 10;
93   bytes_marshalled = ActivateCredential_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