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Diffstat (limited to 'src/tpm2/crypto/CryptRand_fp.h')
| -rw-r--r-- | src/tpm2/crypto/CryptRand_fp.h | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/src/tpm2/crypto/CryptRand_fp.h b/src/tpm2/crypto/CryptRand_fp.h new file mode 100644 index 0000000..e5dee5b --- /dev/null +++ b/src/tpm2/crypto/CryptRand_fp.h @@ -0,0 +1,158 @@ +/********************************************************************************/ +/* */ +/* DRBG with a behavior according to SP800-90A */ +/* Written by Ken Goldman */ +/* IBM Thomas J. Watson Research Center */ +/* $Id: CryptRand_fp.h 1476 2019-06-10 19:32:03Z 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. */ +/* */ +/* - Without limitation, TCG and its members and licensors disclaim all */ +/* 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 - 2019 */ +/* */ +/********************************************************************************/ + +#ifndef CRYPTRAND_FP_H +#define CRYPTRAND_FP_H + +BOOL +DRBG_GetEntropy( + UINT32 requiredEntropy, // IN: requested number of bytes of full + // entropy + BYTE *entropy // OUT: buffer to return collected entropy + ); +void +IncrementIv( + DRBG_IV *iv + ); +BOOL +DRBG_Reseed( + DRBG_STATE *drbgState, // IN: the state to update + DRBG_SEED *providedEntropy, // IN: entropy + DRBG_SEED *additionalData // IN: + ); +BOOL +DRBG_SelfTest( + void + ); +LIB_EXPORT TPM_RC +CryptRandomStir( + UINT16 additionalDataSize, + BYTE *additionalData + ); +LIB_EXPORT UINT16 +CryptRandomGenerate( + UINT16 randomSize, + BYTE *buffer + ); +LIB_EXPORT BOOL +DRBG_InstantiateSeededKdf( + KDF_STATE *state, // IN: buffer to hold the state + TPM_ALG_ID hashAlg, // IN: hash algorithm + TPM_ALG_ID kdf, // IN: the KDF to use + TPM2B *seed, // IN: the seed to use + const TPM2B *label, // IN: a label for the generation process. + TPM2B *context, // IN: the context value + UINT32 limit // IN: Maximum number of bits from the KDF + ); +LIB_EXPORT void +DRBG_AdditionalData( + DRBG_STATE *drbgState, // IN:OUT state to update + TPM2B *additionalData // IN: value to incorporate + ); +LIB_EXPORT TPM_RC +DRBG_InstantiateSeeded( + DRBG_STATE *drbgState, // IN: buffer to hold the state + const TPM2B *seed, // IN: the seed to use + const TPM2B *purpose, // IN: a label for the generation process. + const TPM2B *name, // IN: name of the object + const TPM2B *additional, // IN: additional data + SEED_COMPAT_LEVEL seedCompatLevel// IN: compatibility level (associated with seed); libtpms added + ); +LIB_EXPORT BOOL +CryptRandStartup( + void + ); +LIB_EXPORT BOOL +CryptRandInit( + void + ); +LIB_EXPORT UINT16 +DRBG_Generate( + RAND_STATE *state, + BYTE *random, // OUT: buffer to receive the random values + UINT16 randomSize // IN: the number of bytes to generate + ); +// libtpms added begin +LIB_EXPORT SEED_COMPAT_LEVEL +DRBG_GetSeedCompatLevel( + RAND_STATE *state // IN + ); +// libtpms added end +LIB_EXPORT BOOL +DRBG_Instantiate( + DRBG_STATE *drbgState, // OUT: the instantiated value + UINT16 pSize, // IN: Size of personalization string + BYTE *personalization // IN: The personalization string + ); +LIB_EXPORT TPM_RC +DRBG_Uninstantiate( + DRBG_STATE *drbgState // IN/OUT: working state to erase + ); +LIB_EXPORT NUMBYTES +CryptRandMinMax( + BYTE *out, + UINT32 max, + UINT32 min, + RAND_STATE *rand + ); + + +#endif |