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 "Create_fp.h"
9 
Create_Out_Marshal(Create_Out * source,TPMI_ST_COMMAND_TAG tag,BYTE ** buffer,INT32 * size)10 UINT16 Create_Out_Marshal(Create_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_PRIVATE_Marshal(&source->outPrivate, buffer, size);
28   total_size += TPM2B_PUBLIC_Marshal(&source->outPublic, buffer, size);
29   total_size +=
30       TPM2B_CREATION_DATA_Marshal(&source->creationData, buffer, size);
31   total_size += TPM2B_DIGEST_Marshal(&source->creationHash, buffer, size);
32   total_size += TPMT_TK_CREATION_Marshal(&source->creationTicket, buffer, size);
33   // Compute actual parameter_size. Don't add result to total_size.
34   if (tag == TPM_ST_SESSIONS) {
35     parameter_size = total_size - num_response_handles * sizeof(TPM_HANDLE);
36     UINT32_Marshal(&parameter_size, &parameter_size_location,
37                    &parameter_size_size);
38   }
39   return total_size;
40 }
41 
Create_In_Unmarshal(Create_In * target,TPM_HANDLE request_handles[],BYTE ** buffer,INT32 * size)42 TPM_RC Create_In_Unmarshal(Create_In* target,
43                            TPM_HANDLE request_handles[],
44                            BYTE** buffer,
45                            INT32* size) {
46   TPM_RC result = TPM_RC_SUCCESS;
47   // Get request handles from request_handles array.
48   target->parentHandle = request_handles[0];
49   // Unmarshal request parameters.
50   result = TPM2B_SENSITIVE_CREATE_Unmarshal(&target->inSensitive, buffer, size);
51   if (result != TPM_RC_SUCCESS) {
52     return result;
53   }
54   result = TPM2B_PUBLIC_Unmarshal(&target->inPublic, buffer, size);
55   if (result != TPM_RC_SUCCESS) {
56     return result;
57   }
58   result = TPM2B_DATA_Unmarshal(&target->outsideInfo, buffer, size);
59   if (result != TPM_RC_SUCCESS) {
60     return result;
61   }
62   result = TPML_PCR_SELECTION_Unmarshal(&target->creationPCR, buffer, size);
63   if (result != TPM_RC_SUCCESS) {
64     return result;
65   }
66   if ((result == TPM_RC_SUCCESS) && *size) {
67     result = TPM_RC_SIZE;
68   }
69   return result;
70 }
71 
Exec_Create(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)72 TPM_RC Exec_Create(TPMI_ST_COMMAND_TAG tag,
73                    BYTE** request_parameter_buffer,
74                    INT32* request_parameter_buffer_size,
75                    TPM_HANDLE request_handles[],
76                    UINT32* response_handle_buffer_size,
77                    UINT32* response_parameter_buffer_size) {
78   TPM_RC result = TPM_RC_SUCCESS;
79   Create_In in;
80   Create_Out out;
81 #ifdef TPM_CC_Create
82   BYTE* response_buffer;
83   INT32 response_buffer_size;
84   UINT16 bytes_marshalled;
85   UINT16 num_response_handles = 0;
86 #endif
87   *response_handle_buffer_size = 0;
88   *response_parameter_buffer_size = 0;
89   // Unmarshal request parameters to input structure.
90   result = Create_In_Unmarshal(&in, request_handles, request_parameter_buffer,
91                                request_parameter_buffer_size);
92   if (result != TPM_RC_SUCCESS) {
93     return result;
94   }
95   // Execute command.
96   result = TPM2_Create(&in, &out);
97   if (result != TPM_RC_SUCCESS) {
98     return result;
99   }
100 // Marshal output structure to global response buffer.
101 #ifdef TPM_CC_Create
102   response_buffer = MemoryGetResponseBuffer(TPM_CC_Create) + 10;
103   response_buffer_size = MAX_RESPONSE_SIZE - 10;
104   bytes_marshalled =
105       Create_Out_Marshal(&out, tag, &response_buffer, &response_buffer_size);
106   *response_handle_buffer_size = num_response_handles * sizeof(TPM_HANDLE);
107   *response_parameter_buffer_size =
108       bytes_marshalled - *response_handle_buffer_size;
109   return TPM_RC_SUCCESS;
110 #endif
111   return TPM_RC_COMMAND_CODE;
112 }
113