1 /* 2 * Copyright 2015 The Chromium OS Authors. All rights reserved. 3 * Use of this source code is governed by a BSD-style license that can be 4 * found in the LICENSE file. 5 */ 6 7 #ifndef __TPM2_PCR_FP_H 8 #define __TPM2_PCR_FP_H 9 10 TPM_RC PCRAllocate(TPML_PCR_SELECTION *allocate, // IN: required allocation 11 UINT32 *maxPCR, // OUT: Maximum number of PCR 12 UINT32 *sizeNeeded, // OUT: required space 13 UINT32 *sizeAvailable // OUT: available space 14 ); 15 BOOL PCRBelongsAuthGroup(TPMI_DH_PCR handle, // IN: handle of PCR 16 UINT32 *groupIndex // OUT: group index if PCR belongs 17 // a group that allows authValue. 18 // If PCR does not belong to an 19 // auth group, the value in this 20 // parameter is invalid 21 ); 22 BOOL PCRBelongsPolicyGroup(TPMI_DH_PCR handle, // IN: handle of PCR 23 UINT32 *groupIndex // OUT: group index if PCR 24 // belongs a group that allows 25 // policy. If PCR does not belong 26 // to a policy group, the value 27 // in this parameter is invalid 28 ); 29 TPMI_YES_NO PCRCapGetAllocation( 30 UINT32 count, // IN: count of return 31 TPML_PCR_SELECTION *pcrSelection // OUT: PCR allocation list 32 ); 33 void PCRChanged(TPM_HANDLE pcrHandle // IN: the handle of the PCR that changed. 34 ); 35 void PCRComputeCurrentDigest( 36 TPMI_ALG_HASH hashAlg, // IN: hash algorithm to compute digest 37 TPML_PCR_SELECTION * 38 selection, // IN/OUT: PCR selection (filtered on output) 39 TPM2B_DIGEST *digest // OUT: digest 40 ); 41 TPMI_ALG_HASH PCRGetAuthPolicy(TPMI_DH_PCR handle, // IN: PCR handle 42 TPM2B_DIGEST *policy // OUT: policy of PCR 43 ); 44 TPMI_YES_NO PCRCapGetHandles(TPMI_DH_PCR handle, // IN: start handle 45 UINT32 count, // IN: count of returned handle 46 TPML_HANDLE *handleList // OUT: list of handle 47 ); 48 TPMI_YES_NO PCRCapGetProperties( 49 TPM_PT_PCR property, // IN: the starting PCR property 50 UINT32 count, // IN: count of returned propertie 51 TPML_TAGGED_PCR_PROPERTY *select // OUT: PCR select 52 ); 53 void PCRGetAuthValue(TPMI_DH_PCR handle, // IN: PCR handle 54 TPM2B_AUTH *auth // OUT: authValue of PCR 55 ); 56 void PCRExtend(TPMI_DH_PCR handle, // IN: PCR handle to be extended 57 TPMI_ALG_HASH hash, // IN: hash algorithm of PCR 58 UINT32 size, // IN: size of data to be extended 59 BYTE *data // IN: data to be extended 60 ); 61 void PCRResetDynamics(void); 62 void PcrDrtm( 63 const TPMI_DH_PCR pcrHandle, // IN: the index of the PCR to be modified 64 const TPMI_ALG_HASH hash, // IN: the bank identifier 65 const TPM2B_DIGEST *digest // IN: the digest to modify the PCR 66 ); 67 BOOL PcrIsAllocated(UINT32 pcr, // IN: The number of the PCR 68 TPMI_ALG_HASH hashAlg // IN: The PCR algorithm 69 ); 70 BOOL PCRIsExtendAllowed(TPMI_DH_PCR handle // IN: PCR handle to be extended 71 ); 72 BOOL PCRIsResetAllowed(TPMI_DH_PCR handle // IN: PCR handle to be extended 73 ); 74 BOOL PCRIsStateSaved(TPMI_DH_PCR handle // IN: PCR handle to be extended 75 ); 76 BOOL PCRPolicyIsAvailable(TPMI_DH_PCR handle // IN: PCR handle 77 ); 78 void PCRRead( 79 TPML_PCR_SELECTION * 80 selection, // IN/OUT: PCR selection (filtered on output) 81 TPML_DIGEST *digest, // OUT: digest 82 UINT32 *pcrCounter // OUT: the current value of PCR generation number 83 ); 84 void PCRSetValue(TPM_HANDLE handle, // IN: the handle of the PCR to set 85 INT8 initialValue // IN: the value to set 86 ); 87 void PCRSimStart(void); 88 void PCRStartup(STARTUP_TYPE type, // IN: startup type 89 BYTE locality // IN: startup locality 90 ); 91 void PCRStateSave(TPM_SU type // IN: startup type 92 ); 93 94 #endif // __TPM2_PCR_FP_H 95
