source: trunk/packages/xen-3.1/xen-3.1/tools/vtpm_manager/tcs/contextmgr.h @ 34

Last change on this file since 34 was 34, checked in by hartmans, 18 years ago

Add xen and xen-common

  • Property svn:mime-type set to text/cpp
File size: 2.9 KB
Line 
1// ===================================================================
2//
3// Copyright (c) 2005, Intel Corp.
4// All rights reserved.
5//
6// Redistribution and use in source and binary forms, with or without
7// modification, are permitted provided that the following conditions
8// are met:
9//
10//   * Redistributions of source code must retain the above copyright
11//     notice, this list of conditions and the following disclaimer.
12//   * Redistributions in binary form must reproduce the above
13//     copyright notice, this list of conditions and the following
14//     disclaimer in the documentation and/or other materials provided
15//     with the distribution.
16//   * Neither the name of Intel Corporation nor the names of its
17//     contributors may be used to endorse or promote products derived
18//     from this software without specific prior written permission.
19//
20// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
23// FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
24// COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
25// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
26// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
27// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28// HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
29// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
31// OF THE POSSIBILITY OF SUCH DAMAGE.
32// ===================================================================
33//
34// contextmgr.c
35//
36//  This file contains the context management functions for TCS.
37//
38// ==================================================================
39
40#ifndef __CONTEXTMGR_H__
41#define __CONTEXTMGR_H__
42
43#include "tcg.h"
44
45#define BLOCK_SIZE 300
46
47typedef struct block {
48  int nBlockSize;
49  BYTE* aMemory;
50  struct block* pNextBlock;
51} BLOCK;
52
53typedef struct handle_List {
54  TPM_HANDLE handle;
55  TPM_RESOURCE_TYPE type;
56  struct handle_List* pNextHandle;
57} HANDLE_LIST;
58
59typedef struct context_handle {
60  TCS_CONTEXT_HANDLE handle;
61  int nBlockCount;
62  BLOCK* pTopBlock;
63  HANDLE_LIST* pHandleList;
64} CONTEXT_HANDLE;
65
66BYTE* AddMemBlock(  CONTEXT_HANDLE*     pContextHandle, // in
67                    int                 BlockSize);  // in
68
69BOOL DeleteMemBlock(CONTEXT_HANDLE* pContextHandle, // in
70                    BYTE*           pTCPA_BYTEs); // in
71
72
73BOOL AddHandleToList(   TCS_CONTEXT_HANDLE hContext, // in     
74                        TPM_RESOURCE_TYPE   type, // in
75                        TPM_HANDLE          handle); // in
76
77BOOL DeleteHandleFromList(   TCS_CONTEXT_HANDLE hContext, // in
78                             TPM_HANDLE          handle); // in
79
80BOOL FreeHandleList(    CONTEXT_HANDLE*     pContextHandle); // in
81
82#endif //_CONTEXTMGR_H_
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