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/*
* Copyright (c) 2010-2012 United States Government, as represented by
* the Secretary of Defense. All rights reserved.
*
* based off of the original tools/vtpm_manager code base which is:
* Copyright (c) 2005, Intel Corp.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
* * Neither the name of Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef VTPM_MANAGER_H
#define VTPM_MANAGER_H
#define VTPM_TAG_REQ 0x01c1
#define VTPM_TAG_RSP 0x01c4
#define COMMAND_BUFFER_SIZE 4096
// Header size
#define VTPM_COMMAND_HEADER_SIZE ( 2 + 4 + 4)
//************************ Command Codes ****************************
#define VTPM_ORD_BASE 0x0000
#define VTPM_PRIV_MASK 0x01000000 // Priviledged VTPM Command
#define VTPM_PRIV_BASE (VTPM_ORD_BASE | VTPM_PRIV_MASK)
// Non-priviledged VTPM Commands (From DMI's)
#define VTPM_ORD_SAVEHASHKEY (VTPM_ORD_BASE + 1) // DMI requests encryption key for persistent storage
#define VTPM_ORD_LOADHASHKEY (VTPM_ORD_BASE + 2) // DMI requests symkey to be regenerated
//************************ Return Codes ****************************
#define VTPM_SUCCESS 0
#define VTPM_FAIL 1
#define VTPM_UNSUPPORTED 2
#define VTPM_FORBIDDEN 3
#define VTPM_RESTORE_CONTEXT_FAILED 4
#define VTPM_INVALID_REQUEST 5
#endif
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