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c324fbfb6d
Change-Id: I879c18cc139f8a02bcaa6eb80437eaf836a5e851 BUG=chrome-os-partner:2597 TEST=manual install pvt-signed image flip dev switch on and boot install dev-signed firmware reboot reboot sudo bash stop tcsd tpmc read 0x1008 0x0d bytes 6-10 should be 1 0 1 0, not FF FF FF FF Review URL: http://codereview.chromium.org/6626020
36 lines
1.2 KiB
C
36 lines
1.2 KiB
C
/* Copyright (c) 2010-2011 The Chromium OS Authors. All rights reserved.
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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/* TPM Lightweight Command Library.
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*
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* A low-level library for interfacing to TPM hardware or an emulator.
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*/
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#ifndef VBOOT_REFERENCE_TLCL_STUB_H_
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#define VBOOT_REFERENCE_TLCL_STUB_H_
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#include "sysincludes.h"
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#include "tss_constants.h"
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/*****************************************************************************/
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/* Functions to be implemented by the stub library */
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/* Initialize the stub library. Returns 0 if success, nonzero if error. */
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uint32_t TlclStubInit(void);
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/* Close and open the device. This is needed for running more complex commands
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* at user level, such as TPM_TakeOwnership, since the TPM device can be opened
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* only by one process at a time. Returns 0 if success, nonzero if error.
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*/
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uint32_t TlclCloseDevice(void);
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uint32_t TlclOpenDevice(void);
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/* Send data to the TPM and receive a response. Returns 0 if success,
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* nonzero if error. */
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uint32_t TlclStubSendReceive(const uint8_t* request, int request_length,
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uint8_t* response, int max_length);
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#endif /* VBOOT_REFERENCE_TLCL_STUB_H_ */
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