xref: /external/tpm2/StartAuthSession_fp.h

// Copyright 2015 The Chromium OS Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// THIS CODE IS GENERATED - DO NOT MODIFY!

#ifndef TPM2_STARTAUTHSESSION_FP_H_
#define TPM2_STARTAUTHSESSION_FP_H_

#include "tpm_generated.h"

typedef struct {
  TPMI_DH_OBJECT tpmKey;
  TPMI_DH_ENTITY bind;
  TPM2B_NONCE nonceCaller;
  TPM2B_ENCRYPTED_SECRET encryptedSalt;
  TPM_SE sessionType;
  TPMT_SYM_DEF symmetric;
  TPMI_ALG_HASH authHash;
} StartAuthSession_In;

typedef struct {
  TPMI_SH_AUTH_SESSION sessionHandle;
  TPM2B_NONCE nonceTPM;
} StartAuthSession_Out;

// Executes StartAuthSession with request handles and parameters from
// |in| and computes response handles and parameters to |out|.
TPM_RC TPM2_StartAuthSession(StartAuthSession_In* in,
                             StartAuthSession_Out* out);

// Initializes handle fields in |target| from |request_handles|. Unmarshals
// parameter fields in |target| from |buffer|.
TPM_RC StartAuthSession_In_Unmarshal(StartAuthSession_In* target,
                                     TPM_HANDLE request_handles[],
                                     BYTE** buffer,
                                     INT32* size);

// Marshals response handles and parameters from |source| to |buffer|. Computes
// and marshals the size of the parameter area (parameter_size) if |tag| ==
// TPM_ST_SESSIONS. Returns size of (parameter area + handle area) in bytes.
// Return value does not include parameter_size field.
UINT16 StartAuthSession_Out_Marshal(StartAuthSession_Out* source,
                                    TPMI_ST_COMMAND_TAG tag,
                                    BYTE** buffer,
                                    INT32* size);

// Unmarshals any request parameters starting at |request_parameter_buffer|.
// Executes command. Marshals any response handles and parameters to the
// global response buffer and computes |*response_handle_buffer_size| and
// |*response_parameter_buffer_size|. If |tag| == TPM_ST_SESSIONS, marshals
// parameter_size indicating the size of the parameter area. parameter_size
// field is located between the handle area and parameter area.
TPM_RC Exec_StartAuthSession(TPMI_ST_COMMAND_TAG tag,
                             BYTE** request_parameter_buffer,
                             INT32* request_parameter_buffer_size,
                             TPM_HANDLE request_handles[],
                             UINT32* response_handle_buffer_size,
                             UINT32* response_parameter_buffer_size);

#endif  // TPM2_STARTAUTHSESSION_FP_H