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 "Quote_fp.h"
9
Quote_Out_Marshal(Quote_Out * source,TPMI_ST_COMMAND_TAG tag,BYTE ** buffer,INT32 * size)10 UINT16 Quote_Out_Marshal(Quote_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(¶meter_size, buffer, size);
25 }
26 // Marshal response parameters.
27 total_size += TPM2B_ATTEST_Marshal(&source->quoted, 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(¶meter_size, ¶meter_size_location,
33 ¶meter_size_size);
34 }
35 return total_size;
36 }
37
Quote_In_Unmarshal(Quote_In * target,TPM_HANDLE request_handles[],BYTE ** buffer,INT32 * size)38 TPM_RC Quote_In_Unmarshal(Quote_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 // Unmarshal request parameters.
46 result = TPM2B_DATA_Unmarshal(&target->qualifyingData, buffer, size);
47 if (result != TPM_RC_SUCCESS) {
48 return result;
49 }
50 result = TPMT_SIG_SCHEME_Unmarshal(&target->inScheme, buffer, size);
51 if (result != TPM_RC_SUCCESS) {
52 return result;
53 }
54 result = TPML_PCR_SELECTION_Unmarshal(&target->PCRselect, buffer, size);
55 if (result != TPM_RC_SUCCESS) {
56 return result;
57 }
58 if ((result == TPM_RC_SUCCESS) && *size) {
59 result = TPM_RC_SIZE;
60 }
61 return result;
62 }
63
Exec_Quote(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)64 TPM_RC Exec_Quote(TPMI_ST_COMMAND_TAG tag,
65 BYTE** request_parameter_buffer,
66 INT32* request_parameter_buffer_size,
67 TPM_HANDLE request_handles[],
68 UINT32* response_handle_buffer_size,
69 UINT32* response_parameter_buffer_size) {
70 TPM_RC result = TPM_RC_SUCCESS;
71 Quote_In in;
72 Quote_Out out;
73 #ifdef TPM_CC_Quote
74 BYTE* response_buffer;
75 INT32 response_buffer_size;
76 UINT16 bytes_marshalled;
77 UINT16 num_response_handles = 0;
78 #endif
79 *response_handle_buffer_size = 0;
80 *response_parameter_buffer_size = 0;
81 // Unmarshal request parameters to input structure.
82 result = Quote_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_Quote(&in, &out);
89 if (result != TPM_RC_SUCCESS) {
90 return result;
91 }
92 // Marshal output structure to global response buffer.
93 #ifdef TPM_CC_Quote
94 response_buffer = MemoryGetResponseBuffer(TPM_CC_Quote) + 10;
95 response_buffer_size = MAX_RESPONSE_SIZE - 10;
96 bytes_marshalled =
97 Quote_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