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 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 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 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