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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 #ifndef TPM2_HASH_FP_H_
      8 #define TPM2_HASH_FP_H_
      9 
     10 #include "tpm_generated.h"
     11 
     12 typedef struct {
     13   TPM2B_MAX_BUFFER data;
     14   TPMI_ALG_HASH hashAlg;
     15   TPMI_RH_HIERARCHY hierarchy;
     16 } Hash_In;
     17 
     18 typedef struct {
     19   TPM2B_DIGEST outHash;
     20   TPMT_TK_HASHCHECK validation;
     21 } Hash_Out;
     22 
     23 // Executes Hash with request handles and parameters from
     24 // |in| and computes response handles and parameters to |out|.
     25 TPM_RC TPM2_Hash(Hash_In* in, Hash_Out* out);
     26 
     27 // Initializes handle fields in |target| from |request_handles|. Unmarshals
     28 // parameter fields in |target| from |buffer|.
     29 TPM_RC Hash_In_Unmarshal(Hash_In* target,
     30                          TPM_HANDLE request_handles[],
     31                          BYTE** buffer,
     32                          INT32* size);
     33 
     34 // Marshals response handles and parameters from |source| to |buffer|. Computes
     35 // and marshals the size of the parameter area (parameter_size) if |tag| ==
     36 // TPM_ST_SESSIONS. Returns size of (parameter area + handle area) in bytes.
     37 // Return value does not include parameter_size field.
     38 UINT16 Hash_Out_Marshal(Hash_Out* source,
     39                         TPMI_ST_COMMAND_TAG tag,
     40                         BYTE** buffer,
     41                         INT32* size);
     42 
     43 // Unmarshals any request parameters starting at |request_parameter_buffer|.
     44 // Executes command. Marshals any response handles and parameters to the
     45 // global response buffer and computes |*response_handle_buffer_size| and
     46 // |*response_parameter_buffer_size|. If |tag| == TPM_ST_SESSIONS, marshals
     47 // parameter_size indicating the size of the parameter area. parameter_size
     48 // field is located between the handle area and parameter area.
     49 TPM_RC Exec_Hash(TPMI_ST_COMMAND_TAG tag,
     50                  BYTE** request_parameter_buffer,
     51                  INT32* request_parameter_buffer_size,
     52                  TPM_HANDLE request_handles[],
     53                  UINT32* response_handle_buffer_size,
     54                  UINT32* response_parameter_buffer_size);
     55 
     56 #endif  // TPM2_HASH_FP_H
     57