Coverage Report

Created: 2023-09-25 06:15

/src/ibmswtpm2/src/RandomCommands.c
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/********************************************************************************/
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/*                    */
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/*                  */
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/*           Written by Ken Goldman       */
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/*           IBM Thomas J. Watson Research Center     */
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/*            $Id: RandomCommands.c 1259 2018-07-10 19:11:09Z kgoldman $    */
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/*                    */
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/*  Licenses and Notices              */
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/*                    */
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/*  1. Copyright Licenses:              */
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/*                    */
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/*  - Trusted Computing Group (TCG) grants to the user of the source code in  */
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/*    this specification (the "Source Code") a worldwide, irrevocable,    */
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/*    nonexclusive, royalty free, copyright license to reproduce, create  */
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/*    derivative works, distribute, display and perform the Source Code and */
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/*    derivative works thereof, and to grant others the rights granted herein.  */
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/*                    */
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/*  - The TCG grants to the user of the other parts of the specification  */
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/*    (other than the Source Code) the rights to reproduce, distribute,   */
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/*    display, and perform the specification solely for the purpose of    */
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/*    developing products based on such documents.        */
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/*                    */
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/*  2. Source Code Distribution Conditions:         */
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/*                    */
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/*  - Redistributions of Source Code must retain the above copyright licenses,  */
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/*    this list of conditions and the following disclaimers.      */
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/*                    */
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/*  - Redistributions in binary form must reproduce the above copyright   */
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/*    licenses, this list of conditions and the following disclaimers in the  */
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/*    documentation and/or other materials provided with the distribution.  */
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/*                    */
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/*  3. Disclaimers:               */
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/*                    */
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/*  - THE COPYRIGHT LICENSES SET FORTH ABOVE DO NOT REPRESENT ANY FORM OF */
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/*  LICENSE OR WAIVER, EXPRESS OR IMPLIED, BY ESTOPPEL OR OTHERWISE, WITH */
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/*  RESPECT TO PATENT RIGHTS HELD BY TCG MEMBERS (OR OTHER THIRD PARTIES) */
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/*  THAT MAY BE NECESSARY TO IMPLEMENT THIS SPECIFICATION OR OTHERWISE.   */
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/*  Contact TCG Administration (admin@trustedcomputinggroup.org) for    */
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/*  information on specification licensing rights available through TCG   */
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/*  membership agreements.              */
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/*                    */
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/*  - THIS SPECIFICATION IS PROVIDED "AS IS" WITH NO EXPRESS OR IMPLIED   */
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/*    WARRANTIES WHATSOEVER, INCLUDING ANY WARRANTY OF MERCHANTABILITY OR   */
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/*    FITNESS FOR A PARTICULAR PURPOSE, ACCURACY, COMPLETENESS, OR    */
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/*    NONINFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS, OR ANY WARRANTY    */
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/*    OTHERWISE ARISING OUT OF ANY PROPOSAL, SPECIFICATION OR SAMPLE.   */
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/*                    */
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/*  - Without limitation, TCG and its members and licensors disclaim all  */
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/*    liability, including liability for infringement of any proprietary  */
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/*    rights, relating to use of information in this specification and to the */
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/*    implementation of this specification, and TCG disclaims all liability for */
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/*    cost of procurement of substitute goods or services, lost profits, loss   */
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/*    of use, loss of data or any incidental, consequential, direct, indirect,  */
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/*    or special damages, whether under contract, tort, warranty or otherwise,  */
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/*    arising in any way out of use or reliance upon this specification or any  */
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/*    information herein.             */
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/*                    */
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/*  (c) Copyright IBM Corp. and others, 2016 - 2018       */
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/*                    */
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/********************************************************************************/
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#include "Tpm.h"
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#include "GetRandom_fp.h"
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#if CC_GetRandom  // Conditional expansion of this file
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TPM_RC
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TPM2_GetRandom(
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         GetRandom_In    *in,            // IN: input parameter list
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         GetRandom_Out   *out            // OUT: output parameter list
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         )
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0
{
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    // Command Output
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    // if the requested bytes exceed the output buffer size, generates the
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    // maximum bytes that the output buffer allows
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    if(in->bytesRequested > sizeof(TPMU_HA))
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  out->randomBytes.t.size = sizeof(TPMU_HA);
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    else
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  out->randomBytes.t.size = in->bytesRequested;
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    CryptRandomGenerate(out->randomBytes.t.size, out->randomBytes.t.buffer);
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    return TPM_RC_SUCCESS;
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0
}
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#endif // CC_GetRandom
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#include "Tpm.h"
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#include "StirRandom_fp.h"
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#if CC_StirRandom  // Conditional expansion of this file
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TPM_RC
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TPM2_StirRandom(
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    StirRandom_In   *in             // IN: input parameter list
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    )
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{
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    // Internal Data Update
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    CryptRandomStir(in->inData.t.size, in->inData.t.buffer);
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    return TPM_RC_SUCCESS;
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}
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#endif // CC_StirRandom