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/********************************************************************************/
/* */
/* Algorithm Property Definitions */
/* Written by Ken Goldman */
/* IBM Thomas J. Watson Research Center */
/* $Id: AlgorithmCap.c 1594 2020-03-26 22:15:48Z kgoldman $ */
/* */
/* 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 */
/* RESPECT TO PATENT RIGHTS HELD BY TCG MEMBERS (OR OTHER THIRD PARTIES) */
/* THAT MAY BE NECESSARY TO IMPLEMENT THIS SPECIFICATION OR OTHERWISE. */
/* Contact TCG Administration (admin@trustedcomputinggroup.org) for */
/* information on specification licensing rights available through TCG */
/* membership agreements. */
/* */
/* - THIS SPECIFICATION IS PROVIDED "AS IS" WITH NO EXPRESS OR IMPLIED */
/* WARRANTIES WHATSOEVER, INCLUDING ANY WARRANTY OF MERCHANTABILITY OR */
/* 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, */
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/* arising in any way out of use or reliance upon this specification or any */
/* information herein. */
/* */
/* (c) Copyright IBM Corp. and others, 2016 - 2020 */
/* */
/********************************************************************************/
/* 9.1 AlgorithmCap.c */
/* 9.1.1 Description */
/* This file contains the algorithm property definitions for the algorithms and the code for the
TPM2_GetCapability() to return the algorithm properties. */
/* 9.1.2 Includes and Defines */
#include "Tpm.h"
typedef struct
{
TPM_ALG_ID algID;
TPMA_ALGORITHM attributes;
} ALGORITHM;
static const ALGORITHM s_algorithms[] =
{
// The entries in this table need to be in ascending order but the table doesn't
// need to be full (gaps are allowed). One day, a tool might exist to fill in the
// table from the TPM_ALG description
#if ALG_RSA
{TPM_ALG_RSA, TPMA_ALGORITHM_INITIALIZER(1, 0, 0, 1, 0, 0, 0, 0, 0)},
#endif
#if ALG_TDES
{TPM_ALG_TDES, TPMA_ALGORITHM_INITIALIZER(0, 1, 0, 0, 0, 0, 0, 0, 0)},
#endif
#if ALG_SHA1
{TPM_ALG_SHA1, TPMA_ALGORITHM_INITIALIZER(0, 0, 1, 0, 0, 0, 0, 0, 0)},
#endif
{TPM_ALG_HMAC, TPMA_ALGORITHM_INITIALIZER(0, 0, 1, 0, 0, 1, 0, 0, 0)},
#if ALG_AES
{TPM_ALG_AES, TPMA_ALGORITHM_INITIALIZER(0, 1, 0, 0, 0, 0, 0, 0, 0)},
#endif
#if ALG_MGF1
{TPM_ALG_MGF1, TPMA_ALGORITHM_INITIALIZER(0, 0, 1, 0, 0, 0, 0, 1, 0)},
#endif
{TPM_ALG_KEYEDHASH, TPMA_ALGORITHM_INITIALIZER(0, 0, 1, 1, 0, 1, 1, 0, 0)},
#if ALG_XOR
{TPM_ALG_XOR, TPMA_ALGORITHM_INITIALIZER(0, 1, 1, 0, 0, 0, 0, 0, 0)},
#endif
#if ALG_SHA256
{TPM_ALG_SHA256, TPMA_ALGORITHM_INITIALIZER(0, 0, 1, 0, 0, 0, 0, 0, 0)},
#endif
#if ALG_SHA384
{TPM_ALG_SHA384, TPMA_ALGORITHM_INITIALIZER(0, 0, 1, 0, 0, 0, 0, 0, 0)},
#endif
#if ALG_SHA512
{TPM_ALG_SHA512, TPMA_ALGORITHM_INITIALIZER(0, 0, 1, 0, 0, 0, 0, 0, 0)},
#endif
#if ALG_SM3_256
{TPM_ALG_SM3_256, TPMA_ALGORITHM_INITIALIZER(0, 0, 1, 0, 0, 0, 0, 0, 0)},
#endif
#if ALG_SM4
{TPM_ALG_SM4, TPMA_ALGORITHM_INITIALIZER(0, 1, 0, 0, 0, 0, 0, 0, 0)},
#endif
#if ALG_RSASSA
{TPM_ALG_RSASSA, TPMA_ALGORITHM_INITIALIZER(1, 0, 0, 0, 0, 1, 0, 0, 0)},
#endif
#if ALG_RSAES
{TPM_ALG_RSAES, TPMA_ALGORITHM_INITIALIZER(1, 0, 0, 0, 0, 0, 1, 0, 0)},
#endif
#if ALG_RSAPSS
{TPM_ALG_RSAPSS, TPMA_ALGORITHM_INITIALIZER(1, 0, 0, 0, 0, 1, 0, 0, 0)},
#endif
#if ALG_OAEP
{TPM_ALG_OAEP, TPMA_ALGORITHM_INITIALIZER(1, 0, 0, 0, 0, 0, 1, 0, 0)},
#endif
#if ALG_ECDSA
{TPM_ALG_ECDSA, TPMA_ALGORITHM_INITIALIZER(1, 0, 0, 0, 0, 1, 0, 0, 0)},
#endif
#if ALG_ECDH
{TPM_ALG_ECDH, TPMA_ALGORITHM_INITIALIZER(1, 0, 0, 0, 0, 0, 0, 1, 0)},
#endif
#if ALG_ECDAA
{TPM_ALG_ECDAA, TPMA_ALGORITHM_INITIALIZER(1, 0, 0, 0, 0, 1, 0, 0, 0)},
#endif
#if ALG_SM2
{TPM_ALG_SM2, TPMA_ALGORITHM_INITIALIZER(1, 0, 0, 0, 0, 1, 0, 1, 0)},
#endif
#if ALG_ECSCHNORR
{TPM_ALG_ECSCHNORR, TPMA_ALGORITHM_INITIALIZER(1, 0, 0, 0, 0, 1, 0, 0, 0)},
#endif
#if ALG_ECMQV
{TPM_ALG_ECMQV, TPMA_ALGORITHM_INITIALIZER(1, 0, 0, 0, 0, 0, 0, 1, 0)},
#endif
#if ALG_KDF1_SP800_56A
{TPM_ALG_KDF1_SP800_56A, TPMA_ALGORITHM_INITIALIZER(0, 0, 1, 0, 0, 0, 0, 1, 0)},
#endif
#if ALG_KDF2
{TPM_ALG_KDF2, TPMA_ALGORITHM_INITIALIZER(0, 0, 1, 0, 0, 0, 0, 1, 0)},
#endif
#if ALG_KDF1_SP800_108
{TPM_ALG_KDF1_SP800_108, TPMA_ALGORITHM_INITIALIZER(0, 0, 1, 0, 0, 0, 0, 1, 0)},
#endif
#if ALG_ECC
{TPM_ALG_ECC, TPMA_ALGORITHM_INITIALIZER(1, 0, 0, 1, 0, 0, 0, 0, 0)},
#endif
{TPM_ALG_SYMCIPHER, TPMA_ALGORITHM_INITIALIZER(0, 0, 0, 1, 0, 0, 0, 0, 0)},
#if ALG_CAMELLIA
{TPM_ALG_CAMELLIA, TPMA_ALGORITHM_INITIALIZER(0, 1, 0, 0, 0, 0, 0, 0, 0)},
#endif
#if ALG_CMAC
{TPM_ALG_CMAC, TPMA_ALGORITHM_INITIALIZER(0, 1, 0, 0, 0, 1, 0, 0, 0)},
#endif
#if ALG_CTR
{TPM_ALG_CTR, TPMA_ALGORITHM_INITIALIZER(0, 1, 0, 0, 0, 0, 1, 0, 0)},
#endif
#if ALG_OFB
{TPM_ALG_OFB, TPMA_ALGORITHM_INITIALIZER(0, 1, 0, 0, 0, 0, 1, 0, 0)},
#endif
#if ALG_CBC
{TPM_ALG_CBC, TPMA_ALGORITHM_INITIALIZER(0, 1, 0, 0, 0, 0, 1, 0, 0)},
#endif
#if ALG_CFB
{TPM_ALG_CFB, TPMA_ALGORITHM_INITIALIZER(0, 1, 0, 0, 0, 0, 1, 0, 0)},
#endif
#if ALG_ECB
{TPM_ALG_ECB, TPMA_ALGORITHM_INITIALIZER(0, 1, 0, 0, 0, 0, 1, 0, 0)},
#endif
};
/* 9.1.3 AlgorithmCapGetImplemented() */
/* This function is used by TPM2_GetCapability() to return a list of the implemented algorithms. */
/* Return Values Meaning */
/* YES more algorithms to report */
/* NO no more algorithms to report */
TPMI_YES_NO
AlgorithmCapGetImplemented(
TPM_ALG_ID algID, // IN: the starting algorithm ID
UINT32 count, // IN: count of returned algorithms
TPML_ALG_PROPERTY *algList // OUT: algorithm list
)
{
TPMI_YES_NO more = NO;
UINT32 i;
UINT32 algNum;
// initialize output algorithm list
algList->count = 0;
// The maximum count of algorithms we may return is MAX_CAP_ALGS.
if(count > MAX_CAP_ALGS)
count = MAX_CAP_ALGS;
// Compute how many algorithms are defined in s_algorithms array.
algNum = sizeof(s_algorithms) / sizeof(s_algorithms[0]);
// Scan the implemented algorithm list to see if there is a match to 'algID'.
for(i = 0; i < algNum; i++)
{
// If algID is less than the starting algorithm ID, skip it
if(s_algorithms[i].algID < algID)
continue;
if(algList->count < count)
{
// If we have not filled up the return list, add more algorithms
// to it
algList->algProperties[algList->count].alg = s_algorithms[i].algID;
algList->algProperties[algList->count].algProperties =
s_algorithms[i].attributes;
algList->count++;
}
else
{
// If the return list is full but we still have algorithms
// available, report this and stop scanning.
more = YES;
break;
}
}
return more;
}
/* 9.1.4 AlgorithmGetImplementedVector()
This function returns the bit vector of the implemented algorithms.
*/
LIB_EXPORT
void
AlgorithmGetImplementedVector(
ALGORITHM_VECTOR *implemented // OUT: the implemented bits are SET
)
{
int index;
// Nothing implemented until we say it is
MemorySet(implemented, 0, sizeof(ALGORITHM_VECTOR));
// Go through the list of implemented algorithms and SET the corresponding bit in
// in the implemented vector
for(index = (sizeof(s_algorithms) / sizeof(s_algorithms[0])) - 1;
index >= 0; index--)
SET_BIT(s_algorithms[index].algID, *implemented);
return;
}
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