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 "ObjectChangeAuth_fp.h" 9 10UINT16 ObjectChangeAuth_Out_Marshal(ObjectChangeAuth_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_PRIVATE_Marshal(&source->outPrivate, 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(¶meter_size, ¶meter_size_location, 32 ¶meter_size_size); 33 } 34 return total_size; 35} 36 37TPM_RC ObjectChangeAuth_In_Unmarshal(ObjectChangeAuth_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->objectHandle = request_handles[0]; 44 target->parentHandle = request_handles[1]; 45 // Unmarshal request parameters. 46 result = TPM2B_AUTH_Unmarshal(&target->newAuth, buffer, size); 47 if (result != TPM_RC_SUCCESS) { 48 return result; 49 } 50 if ((result == TPM_RC_SUCCESS) && *size) { 51 result = TPM_RC_SIZE; 52 } 53 return result; 54} 55 56TPM_RC Exec_ObjectChangeAuth(TPMI_ST_COMMAND_TAG tag, 57 BYTE** request_parameter_buffer, 58 INT32* request_parameter_buffer_size, 59 TPM_HANDLE request_handles[], 60 UINT32* response_handle_buffer_size, 61 UINT32* response_parameter_buffer_size) { 62 TPM_RC result = TPM_RC_SUCCESS; 63 ObjectChangeAuth_In in; 64 ObjectChangeAuth_Out out; 65#ifdef TPM_CC_ObjectChangeAuth 66 BYTE* response_buffer; 67 INT32 response_buffer_size; 68 UINT16 bytes_marshalled; 69 UINT16 num_response_handles = 0; 70#endif 71 *response_handle_buffer_size = 0; 72 *response_parameter_buffer_size = 0; 73 // Unmarshal request parameters to input structure. 74 result = ObjectChangeAuth_In_Unmarshal(&in, request_handles, 75 request_parameter_buffer, 76 request_parameter_buffer_size); 77 if (result != TPM_RC_SUCCESS) { 78 return result; 79 } 80 // Execute command. 81 result = TPM2_ObjectChangeAuth(&in, &out); 82 if (result != TPM_RC_SUCCESS) { 83 return result; 84 } 85// Marshal output structure to global response buffer. 86#ifdef TPM_CC_ObjectChangeAuth 87 response_buffer = MemoryGetResponseBuffer(TPM_CC_ObjectChangeAuth) + 10; 88 response_buffer_size = MAX_RESPONSE_SIZE - 10; 89 bytes_marshalled = ObjectChangeAuth_Out_Marshal(&out, tag, &response_buffer, 90 &response_buffer_size); 91 *response_handle_buffer_size = num_response_handles * sizeof(TPM_HANDLE); 92 *response_parameter_buffer_size = 93 bytes_marshalled - *response_handle_buffer_size; 94 return TPM_RC_SUCCESS; 95#endif 96 return TPM_RC_COMMAND_CODE; 97} 98