githubmirror/libtpms

src/tpm2/ClockCommands.c
108 строк5 KB
Stefan Berger
rev180: Sync comment and whitespace changes
27 фев 2024, 20:18
27 фев 2024, 20:185ad0256
/********************************************************************************/
/*										*/
/*			    Clocks and Timers	 				*/
/*			     Written by Ken Goldman				*/
/*		       IBM Thomas J. Watson Research Center			*/
/*										*/
/*  Licenses and Notices							*/
/*										*/
/*  1. Copyright Licenses:							*/
/*										*/
/*  - Trusted Computing Group (TCG) grants to the user of the source code in	*/
/*    this specification (the "Source Code") a worldwide, irrevocable, 		*/
/*    nonexclusive, royalty free, copyright license to reproduce, create 	*/
/*    derivative works, distribute, display and perform the Source Code and	*/
/*    derivative works thereof, and to grant others the rights granted herein.	*/
/*										*/
/*  - The TCG grants to the user of the other parts of the specification 	*/
/*    (other than the Source Code) the rights to reproduce, distribute, 	*/
/*    display, and perform the specification solely for the purpose of 		*/
/*    developing products based on such documents.				*/
/*										*/
/*  2. Source Code Distribution Conditions:					*/
/*										*/
/*  - Redistributions of Source Code must retain the above copyright licenses, 	*/
/*    this list of conditions and the following disclaimers.			*/
/*										*/
/*  - Redistributions in binary form must reproduce the above copyright 	*/
/*    licenses, this list of conditions	and the following disclaimers in the 	*/
/*    documentation and/or other materials provided with the distribution.	*/
/*										*/
/*  3. Disclaimers:								*/
/*										*/
/*  - THE COPYRIGHT LICENSES SET FORTH ABOVE DO NOT REPRESENT ANY FORM OF	*/
/*  LICENSE OR WAIVER, EXPRESS OR IMPLIED, BY ESTOPPEL OR OTHERWISE, WITH	*/
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/*  THAT MAY BE NECESSARY TO IMPLEMENT THIS SPECIFICATION OR OTHERWISE.		*/
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/*  membership agreements.							*/
/*										*/
/*  - THIS SPECIFICATION IS PROVIDED "AS IS" WITH NO EXPRESS OR IMPLIED 	*/
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/*    FITNESS FOR A PARTICULAR PURPOSE, ACCURACY, COMPLETENESS, OR 		*/
/*    NONINFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS, OR ANY WARRANTY 		*/
/*    OTHERWISE ARISING OUT OF ANY PROPOSAL, SPECIFICATION OR SAMPLE.		*/
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/*    liability, including liability for infringement of any proprietary 	*/
/*    rights, relating to use of information in this specification and to the	*/
/*    implementation of this specification, and TCG disclaims all liability for	*/
/*    cost of procurement of substitute goods or services, lost profits, loss 	*/
/*    of use, loss of data or any incidental, consequential, direct, indirect, 	*/
/*    or special damages, whether under contract, tort, warranty or otherwise, 	*/
/*    arising in any way out of use or reliance upon this specification or any 	*/
/*    information herein.							*/
/*										*/
/*  (c) Copyright IBM Corp. and others, 2016 - 2024				*/
/*										*/
/********************************************************************************/

#include "Tpm.h"
#include "ReadClock_fp.h"
#if CC_ReadClock  // Conditional expansion of this file
TPM_RC
TPM2_ReadClock(
	       ReadClock_Out   *out            // OUT: output parameter list
	       )
{
    // Command Output
    out->currentTime.time = g_time;
    TimeFillInfo(&out->currentTime.clockInfo);
    return TPM_RC_SUCCESS;
}
#endif // CC_ReadClock
#include "Tpm.h"
#include "ClockSet_fp.h"
#if CC_ClockSet  // Conditional expansion of this file
TPM_RC
TPM2_ClockSet(
	      ClockSet_In     *in             // IN: input parameter list
	      )
{
    // Input Validation
    // new time can not be bigger than 0xFFFF000000000000 or smaller than
    // current clock
    if(in->newTime > 0xFFFF000000000000ULL
       || in->newTime < go.clock)
	return TPM_RCS_VALUE + RC_ClockSet_newTime;
    // Internal Data Update
    // Can't modify the clock if NV is not available.
    RETURN_IF_NV_IS_NOT_AVAILABLE;
    TimeClockUpdate(in->newTime);
    return TPM_RC_SUCCESS;
}
#endif // CC_ClockSet
#include "Tpm.h"
#include "ClockRateAdjust_fp.h"
#if CC_ClockRateAdjust  // Conditional expansion of this file
TPM_RC
TPM2_ClockRateAdjust(
		     ClockRateAdjust_In  *in             // IN: input parameter list
		     )
{
    // Internal Data Update
    TimeSetAdjustRate(in->rateAdjust);
    return TPM_RC_SUCCESS;
}
#endif // CC_ClockRateAdjust