| /***********************************************************************; |
| * 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 |
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| * THE POSSIBILITY OF SUCH DAMAGE. |
| ***********************************************************************/ |
| |
| #include <tpm20.h> |
| #include <tss2_sysapi_util.h> |
| |
| TPM_RC Tss2_Sys_PolicyNV_Prepare( |
| TSS2_SYS_CONTEXT *sysContext, |
| TPMI_RH_NV_AUTH authHandle, |
| TPMI_RH_NV_INDEX nvIndex, |
| TPMI_SH_POLICY policySession, |
| TPM2B_OPERAND *operandB, |
| UINT16 offset, |
| TPM_EO operation |
| ) |
| { |
| if( sysContext == NULL ) |
| { |
| return( TSS2_SYS_RC_BAD_REFERENCE ); |
| } |
| |
| CommonPreparePrologue( sysContext, TPM_CC_PolicyNV ); |
| |
| Marshal_UINT32( SYS_CONTEXT->tpmInBuffPtr, SYS_CONTEXT->maxCommandSize, &(SYS_CONTEXT->nextData), authHandle, &(SYS_CONTEXT->rval) ); |
| |
| Marshal_UINT32( SYS_CONTEXT->tpmInBuffPtr, SYS_CONTEXT->maxCommandSize, &(SYS_CONTEXT->nextData), nvIndex, &(SYS_CONTEXT->rval) ); |
| |
| Marshal_UINT32( SYS_CONTEXT->tpmInBuffPtr, SYS_CONTEXT->maxCommandSize, &(SYS_CONTEXT->nextData), policySession, &(SYS_CONTEXT->rval) ); |
| |
| if( operandB == 0 ) |
| { |
| SYS_CONTEXT->decryptNull = 1; |
| } |
| |
| MARSHAL_SIMPLE_TPM2B( sysContext, &( operandB->b ) ); |
| |
| Marshal_UINT16( SYS_CONTEXT->tpmInBuffPtr, SYS_CONTEXT->maxCommandSize, &(SYS_CONTEXT->nextData), offset, &(SYS_CONTEXT->rval) ); |
| |
| Marshal_UINT16( SYS_CONTEXT->tpmInBuffPtr, SYS_CONTEXT->maxCommandSize, &(SYS_CONTEXT->nextData), operation, &(SYS_CONTEXT->rval) ); |
| |
| SYS_CONTEXT->decryptAllowed = 1; |
| SYS_CONTEXT->encryptAllowed = 0; |
| SYS_CONTEXT->authAllowed = 1; |
| |
| CommonPrepareEpilogue( sysContext ); |
| |
| return SYS_CONTEXT->rval; |
| } |
| |
| |
| TPM_RC Tss2_Sys_PolicyNV( |
| TSS2_SYS_CONTEXT *sysContext, |
| TPMI_RH_NV_AUTH authHandle, |
| TPMI_RH_NV_INDEX nvIndex, |
| TPMI_SH_POLICY policySession, |
| TSS2_SYS_CMD_AUTHS const *cmdAuthsArray, |
| TPM2B_OPERAND *operandB, |
| UINT16 offset, |
| TPM_EO operation, |
| TSS2_SYS_RSP_AUTHS *rspAuthsArray |
| ) |
| { |
| TSS2_RC rval = TPM_RC_SUCCESS; |
| |
| if( sysContext == NULL ) |
| { |
| return( TSS2_SYS_RC_BAD_REFERENCE ); |
| } |
| |
| rval = Tss2_Sys_PolicyNV_Prepare( sysContext, authHandle, nvIndex, policySession, operandB, offset, operation ); |
| |
| if( rval == TSS2_RC_SUCCESS ) |
| { |
| rval = CommonOneCallForNoResponseCmds( sysContext, cmdAuthsArray, rspAuthsArray ); |
| } |
| |
| return rval; |
| } |
| |