| //**********************************************************************; |
| // Copyright (c) 2015, Intel Corporation |
| // All rights reserved. |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are met: |
| // |
| // 1. Redistributions of source code must retain the above copyright notice, |
| // this list of conditions and the following disclaimer. |
| // |
| // 2. 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. |
| // |
| // 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 HOLDER 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. |
| //**********************************************************************; |
| |
| #include <sapi/tpm20.h> |
| #include "sample.h" |
| #include "sysapi_util.h" |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| |
| void InitEntities() |
| { |
| int i; |
| for( i = 0; i < MAX_NUM_ENTITIES; i++ ) |
| { |
| entities[i].entityHandle = TPM_HT_NO_HANDLE; |
| } |
| } |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| TPM_RC AddEntity( TPM_HANDLE entityHandle, TPM2B_AUTH *auth ) |
| { |
| int i; |
| TPM_RC rval = TPM_RC_FAILURE; |
| |
| for( i = 0; i < MAX_NUM_ENTITIES; i++ ) |
| { |
| if( entities[i].entityHandle == TPM_HT_NO_HANDLE ) |
| { |
| entities[i].entityHandle = entityHandle; |
| CopySizedByteBuffer( &( entities[i].entityAuth.b ), &( auth->b ) ); |
| |
| if( ( entityHandle >> HR_SHIFT ) == TPM_HT_NV_INDEX ) |
| { |
| entities[i].nvNameChanged = 0; |
| } |
| |
| rval = TPM_RC_SUCCESS; |
| break; |
| } |
| } |
| return rval; |
| } |
| |
| TPM_RC DeleteEntity( TPM_HANDLE entityHandle ) |
| { |
| int i; |
| TPM_RC rval = TPM_RC_FAILURE; |
| |
| for( i = 0; i < MAX_NUM_ENTITIES; i++ ) |
| { |
| if( entities[i].entityHandle == entityHandle ) |
| { |
| entities[i].entityHandle = TPM_HT_NO_HANDLE; |
| rval = TPM_RC_SUCCESS; |
| break; |
| } |
| } |
| return rval; |
| } |
| |
| TPM_RC GetEntityAuth( TPM_HANDLE entityHandle, TPM2B_AUTH *auth ) |
| { |
| int i; |
| TPM_RC rval = TPM_RC_FAILURE; |
| |
| for( i = 0; i < MAX_NUM_ENTITIES; i++ ) |
| { |
| if( entities[i].entityHandle == entityHandle ) |
| { |
| CopySizedByteBuffer( &( auth->b ), &( entities[i].entityAuth.b ) ); |
| rval = TPM_RC_SUCCESS; |
| break; |
| } |
| } |
| return rval; |
| } |
| |
| |
| TPM_RC GetEntity( TPM_HANDLE entityHandle, ENTITY **entity ) |
| { |
| int i; |
| TPM_RC rval = TPM_RC_FAILURE; |
| |
| for( i = 0; i < MAX_NUM_ENTITIES; i++ ) |
| { |
| if( entities[i].entityHandle == entityHandle ) |
| { |
| *entity = &( entities[i] ); |
| rval = TPM_RC_SUCCESS; |
| } |
| } |
| return rval; |
| } |
| |