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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 "Duplicate_fp.h"
9 
Duplicate_Out_Marshal(Duplicate_Out * source,TPMI_ST_COMMAND_TAG tag,BYTE ** buffer,INT32 * size)10 UINT16 Duplicate_Out_Marshal(Duplicate_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_DATA_Marshal(&source->encryptionKeyOut, buffer, size);
28   total_size += TPM2B_PRIVATE_Marshal(&source->duplicate, buffer, size);
29   total_size +=
30       TPM2B_ENCRYPTED_SECRET_Marshal(&source->outSymSeed, buffer, size);
31   // Compute actual parameter_size. Don't add result to total_size.
32   if (tag == TPM_ST_SESSIONS) {
33     parameter_size = total_size - num_response_handles * sizeof(TPM_HANDLE);
34     UINT32_Marshal(&parameter_size, &parameter_size_location,
35                    &parameter_size_size);
36   }
37   return total_size;
38 }
39 
Duplicate_In_Unmarshal(Duplicate_In * target,TPM_HANDLE request_handles[],BYTE ** buffer,INT32 * size)40 TPM_RC Duplicate_In_Unmarshal(Duplicate_In* target,
41                               TPM_HANDLE request_handles[],
42                               BYTE** buffer,
43                               INT32* size) {
44   TPM_RC result = TPM_RC_SUCCESS;
45   // Get request handles from request_handles array.
46   target->objectHandle = request_handles[0];
47   target->newParentHandle = request_handles[1];
48   // Unmarshal request parameters.
49   result = TPM2B_DATA_Unmarshal(&target->encryptionKeyIn, buffer, size);
50   if (result != TPM_RC_SUCCESS) {
51     return result;
52   }
53   result = TPMT_SYM_DEF_OBJECT_Unmarshal(&target->symmetricAlg, buffer, size);
54   if (result != TPM_RC_SUCCESS) {
55     return result;
56   }
57   if ((result == TPM_RC_SUCCESS) && *size) {
58     result = TPM_RC_SIZE;
59   }
60   return result;
61 }
62 
Exec_Duplicate(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)63 TPM_RC Exec_Duplicate(TPMI_ST_COMMAND_TAG tag,
64                       BYTE** request_parameter_buffer,
65                       INT32* request_parameter_buffer_size,
66                       TPM_HANDLE request_handles[],
67                       UINT32* response_handle_buffer_size,
68                       UINT32* response_parameter_buffer_size) {
69   TPM_RC result = TPM_RC_SUCCESS;
70   Duplicate_In in;
71   Duplicate_Out out;
72 #ifdef TPM_CC_Duplicate
73   BYTE* response_buffer;
74   INT32 response_buffer_size;
75   UINT16 bytes_marshalled;
76   UINT16 num_response_handles = 0;
77 #endif
78   *response_handle_buffer_size = 0;
79   *response_parameter_buffer_size = 0;
80   // Unmarshal request parameters to input structure.
81   result =
82       Duplicate_In_Unmarshal(&in, request_handles, request_parameter_buffer,
83                              request_parameter_buffer_size);
84   if (result != TPM_RC_SUCCESS) {
85     return result;
86   }
87   // Execute command.
88   result = TPM2_Duplicate(&in, &out);
89   if (result != TPM_RC_SUCCESS) {
90     return result;
91   }
92 // Marshal output structure to global response buffer.
93 #ifdef TPM_CC_Duplicate
94   response_buffer = MemoryGetResponseBuffer(TPM_CC_Duplicate) + 10;
95   response_buffer_size = MAX_RESPONSE_SIZE - 10;
96   bytes_marshalled =
97       Duplicate_Out_Marshal(&out, tag, &response_buffer, &response_buffer_size);
98   *response_handle_buffer_size = num_response_handles * sizeof(TPM_HANDLE);
99   *response_parameter_buffer_size =
100       bytes_marshalled - *response_handle_buffer_size;
101   return TPM_RC_SUCCESS;
102 #endif
103   return TPM_RC_COMMAND_CODE;
104 }
105