Jocelyn Bohr | a4ed3aa | 2015-07-30 10:44:16 -0700 | [diff] [blame] | 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 "EncryptDecrypt_fp.h" |
| 9 | |
| 10 | UINT16 EncryptDecrypt_Out_Marshal(EncryptDecrypt_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_MAX_BUFFER_Marshal(&source->outData, buffer, size); |
| 28 | total_size += TPM2B_IV_Marshal(&source->ivOut, 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 EncryptDecrypt_In_Unmarshal(EncryptDecrypt_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->keyHandle = request_handles[0]; |
| 45 | // Unmarshal request parameters. |
| 46 | result = TPMI_YES_NO_Unmarshal(&target->decrypt, buffer, size); |
| 47 | if (result != TPM_RC_SUCCESS) { |
| 48 | return result; |
| 49 | } |
| 50 | result = TPMI_ALG_SYM_MODE_Unmarshal(&target->mode, buffer, size, TRUE); |
| 51 | if (result != TPM_RC_SUCCESS) { |
| 52 | return result; |
| 53 | } |
| 54 | result = TPM2B_IV_Unmarshal(&target->ivIn, buffer, size); |
| 55 | if (result != TPM_RC_SUCCESS) { |
| 56 | return result; |
| 57 | } |
| 58 | result = TPM2B_MAX_BUFFER_Unmarshal(&target->inData, buffer, size); |
| 59 | if (result != TPM_RC_SUCCESS) { |
| 60 | return result; |
| 61 | } |
Vadim Bendebury | 3dfffca | 2015-10-20 17:17:54 -0700 | [diff] [blame] | 62 | if ((result == TPM_RC_SUCCESS) && *size) { |
| 63 | result = TPM_RC_SIZE; |
| 64 | } |
Jocelyn Bohr | a4ed3aa | 2015-07-30 10:44:16 -0700 | [diff] [blame] | 65 | return result; |
| 66 | } |
| 67 | |
| 68 | TPM_RC Exec_EncryptDecrypt(TPMI_ST_COMMAND_TAG tag, |
| 69 | BYTE** request_parameter_buffer, |
| 70 | INT32* request_parameter_buffer_size, |
| 71 | TPM_HANDLE request_handles[], |
| 72 | UINT32* response_handle_buffer_size, |
| 73 | UINT32* response_parameter_buffer_size) { |
| 74 | TPM_RC result = TPM_RC_SUCCESS; |
| 75 | EncryptDecrypt_In in; |
| 76 | EncryptDecrypt_Out out; |
| 77 | #ifdef TPM_CC_EncryptDecrypt |
| 78 | BYTE* response_buffer; |
| 79 | INT32 response_buffer_size; |
| 80 | UINT16 bytes_marshalled; |
| 81 | UINT16 num_response_handles = 0; |
| 82 | #endif |
| 83 | *response_handle_buffer_size = 0; |
| 84 | *response_parameter_buffer_size = 0; |
| 85 | // Unmarshal request parameters to input structure. |
| 86 | result = EncryptDecrypt_In_Unmarshal(&in, request_handles, |
| 87 | request_parameter_buffer, |
| 88 | request_parameter_buffer_size); |
| 89 | if (result != TPM_RC_SUCCESS) { |
| 90 | return result; |
| 91 | } |
| 92 | // Execute command. |
| 93 | result = TPM2_EncryptDecrypt(&in, &out); |
| 94 | if (result != TPM_RC_SUCCESS) { |
| 95 | return result; |
| 96 | } |
| 97 | // Marshal output structure to global response buffer. |
| 98 | #ifdef TPM_CC_EncryptDecrypt |
| 99 | response_buffer = MemoryGetResponseBuffer(TPM_CC_EncryptDecrypt) + 10; |
| 100 | response_buffer_size = MAX_RESPONSE_SIZE - 10; |
| 101 | bytes_marshalled = EncryptDecrypt_Out_Marshal(&out, tag, &response_buffer, |
| 102 | &response_buffer_size); |
| 103 | *response_handle_buffer_size = num_response_handles * sizeof(TPM_HANDLE); |
| 104 | *response_parameter_buffer_size = |
| 105 | bytes_marshalled - *response_handle_buffer_size; |
| 106 | return TPM_RC_SUCCESS; |
| 107 | #endif |
| 108 | return TPM_RC_COMMAND_CODE; |
| 109 | } |