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      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 "Import_fp.h"
      9 
     10 UINT16 Import_Out_Marshal(Import_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   // 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(&parameter_size, &parameter_size_location,
     32                    &parameter_size_size);
     33   }
     34   return total_size;
     35 }
     36 
     37 TPM_RC Import_In_Unmarshal(Import_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->parentHandle = request_handles[0];
     44   // Unmarshal request parameters.
     45   result = TPM2B_DATA_Unmarshal(&target->encryptionKey, buffer, size);
     46   if (result != TPM_RC_SUCCESS) {
     47     return result;
     48   }
     49   result = TPM2B_PUBLIC_Unmarshal(&target->objectPublic, buffer, size);
     50   if (result != TPM_RC_SUCCESS) {
     51     return result;
     52   }
     53   result = TPM2B_PRIVATE_Unmarshal(&target->duplicate, buffer, size);
     54   if (result != TPM_RC_SUCCESS) {
     55     return result;
     56   }
     57   result = TPM2B_ENCRYPTED_SECRET_Unmarshal(&target->inSymSeed, buffer, size);
     58   if (result != TPM_RC_SUCCESS) {
     59     return result;
     60   }
     61   result = TPMT_SYM_DEF_OBJECT_Unmarshal(&target->symmetricAlg, buffer, size);
     62   if (result != TPM_RC_SUCCESS) {
     63     return result;
     64   }
     65   if ((result == TPM_RC_SUCCESS) && *size) {
     66     result = TPM_RC_SIZE;
     67   }
     68   return result;
     69 }
     70 
     71 TPM_RC Exec_Import(TPMI_ST_COMMAND_TAG tag,
     72                    BYTE** request_parameter_buffer,
     73                    INT32* request_parameter_buffer_size,
     74                    TPM_HANDLE request_handles[],
     75                    UINT32* response_handle_buffer_size,
     76                    UINT32* response_parameter_buffer_size) {
     77   TPM_RC result = TPM_RC_SUCCESS;
     78   Import_In in;
     79   Import_Out out;
     80 #ifdef TPM_CC_Import
     81   BYTE* response_buffer;
     82   INT32 response_buffer_size;
     83   UINT16 bytes_marshalled;
     84   UINT16 num_response_handles = 0;
     85 #endif
     86   *response_handle_buffer_size = 0;
     87   *response_parameter_buffer_size = 0;
     88   // Unmarshal request parameters to input structure.
     89   result = Import_In_Unmarshal(&in, request_handles, request_parameter_buffer,
     90                                request_parameter_buffer_size);
     91   if (result != TPM_RC_SUCCESS) {
     92     return result;
     93   }
     94   // Execute command.
     95   result = TPM2_Import(&in, &out);
     96   if (result != TPM_RC_SUCCESS) {
     97     return result;
     98   }
     99 // Marshal output structure to global response buffer.
    100 #ifdef TPM_CC_Import
    101   response_buffer = MemoryGetResponseBuffer(TPM_CC_Import) + 10;
    102   response_buffer_size = MAX_RESPONSE_SIZE - 10;
    103   bytes_marshalled =
    104       Import_Out_Marshal(&out, tag, &response_buffer, &response_buffer_size);
    105   *response_handle_buffer_size = num_response_handles * sizeof(TPM_HANDLE);
    106   *response_parameter_buffer_size =
    107       bytes_marshalled - *response_handle_buffer_size;
    108   return TPM_RC_SUCCESS;
    109 #endif
    110   return TPM_RC_COMMAND_CODE;
    111 }
    112