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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_ECDH_ZGEN_FP_H_
      8 #define TPM2_ECDH_ZGEN_FP_H_
      9 
     10 #include "tpm_generated.h"
     11 
     12 typedef struct {
     13   TPMI_DH_OBJECT keyHandle;
     14   TPM2B_ECC_POINT inPoint;
     15 } ECDH_ZGen_In;
     16 
     17 typedef struct { TPM2B_ECC_POINT outPoint; } ECDH_ZGen_Out;
     18 
     19 // Executes ECDH_ZGen with request handles and parameters from
     20 // |in| and computes response handles and parameters to |out|.
     21 TPM_RC TPM2_ECDH_ZGen(ECDH_ZGen_In* in, ECDH_ZGen_Out* out);
     22 
     23 // Initializes handle fields in |target| from |request_handles|. Unmarshals
     24 // parameter fields in |target| from |buffer|.
     25 TPM_RC ECDH_ZGen_In_Unmarshal(ECDH_ZGen_In* target,
     26                               TPM_HANDLE request_handles[],
     27                               BYTE** buffer,
     28                               INT32* size);
     29 
     30 // Marshals response handles and parameters from |source| to |buffer|. Computes
     31 // and marshals the size of the parameter area (parameter_size) if |tag| ==
     32 // TPM_ST_SESSIONS. Returns size of (parameter area + handle area) in bytes.
     33 // Return value does not include parameter_size field.
     34 UINT16 ECDH_ZGen_Out_Marshal(ECDH_ZGen_Out* source,
     35                              TPMI_ST_COMMAND_TAG tag,
     36                              BYTE** buffer,
     37                              INT32* size);
     38 
     39 // Unmarshals any request parameters starting at |request_parameter_buffer|.
     40 // Executes command. Marshals any response handles and parameters to the
     41 // global response buffer and computes |*response_handle_buffer_size| and
     42 // |*response_parameter_buffer_size|. If |tag| == TPM_ST_SESSIONS, marshals
     43 // parameter_size indicating the size of the parameter area. parameter_size
     44 // field is located between the handle area and parameter area.
     45 TPM_RC Exec_ECDH_ZGen(TPMI_ST_COMMAND_TAG tag,
     46                       BYTE** request_parameter_buffer,
     47                       INT32* request_parameter_buffer_size,
     48                       TPM_HANDLE request_handles[],
     49                       UINT32* response_handle_buffer_size,
     50                       UINT32* response_parameter_buffer_size);
     51 
     52 #endif  // TPM2_ECDH_ZGEN_FP_H
     53