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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 21:41:43 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 21:41:43 +0000
commit92cccad89d1c12b39165d5f0ed7ccd2d44965a1a (patch)
treef59a2764cd8c50959050a428bd8fc935138df750 /src/tpm2/crypto/CryptSym.h
parentInitial commit. (diff)
downloadlibtpms-92cccad89d1c12b39165d5f0ed7ccd2d44965a1a.tar.xz
libtpms-92cccad89d1c12b39165d5f0ed7ccd2d44965a1a.zip
Adding upstream version 0.9.2.upstream/0.9.2upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/tpm2/crypto/CryptSym.h')
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+/********************************************************************************/
+/* */
+/* Implementation of the symmetric block cipher modes */
+/* Written by Ken Goldman */
+/* IBM Thomas J. Watson Research Center */
+/* $Id: CryptSym.h 1658 2021-01-22 23:14:01Z 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, 2017 - 2021 */
+/* */
+/********************************************************************************/
+
+
+#ifndef CRYPTSYM_H
+#define CRYPTSYM_H
+
+#if ALG_AES
+# define IF_IMPLEMENTED_AES(op) op(AES, aes)
+#else
+# define IF_IMPLEMENTED_AES(op)
+#endif
+#if ALG_SM4
+# define IF_IMPLEMENTED_SM4(op) op(SM4, sm4)
+#else
+# define IF_IMPLEMENTED_SM4(op)
+#endif
+#if ALG_CAMELLIA
+# define IF_IMPLEMENTED_CAMELLIA(op) op(CAMELLIA, camellia)
+#else
+# define IF_IMPLEMENTED_CAMELLIA(op)
+#endif
+#if ALG_TDES
+# define IF_IMPLEMENTED_TDES(op) op(TDES, tdes)
+#else
+# define IF_IMPLEMENTED_TDES(op)
+#endif
+
+#define FOR_EACH_SYM(op) \
+ IF_IMPLEMENTED_AES(op) \
+ IF_IMPLEMENTED_SM4(op) \
+ IF_IMPLEMENTED_CAMELLIA(op) \
+ IF_IMPLEMENTED_TDES(op)
+
+ /* libtpms added begin */
+#define FOR_EACH_SYM_WITHOUT_TDES(op) \
+ IF_IMPLEMENTED_AES(op) \
+ IF_IMPLEMENTED_SM4(op) \
+ IF_IMPLEMENTED_CAMELLIA(op) /* libtpms added end */
+
+/* Macros for creating the key schedule union */
+
+#define KEY_SCHEDULE(SYM, sym) tpmKeySchedule##SYM sym;
+//#define TDES DES[3] /* libtpms commented */
+typedef union tpmCryptKeySchedule_t {
+ FOR_EACH_SYM_WITHOUT_TDES(KEY_SCHEDULE) /* libtpms changed from FOR_EACH_SYM */
+ tpmKeyScheduleTDES tdes[3]; /* libtpms added */
+
+#if SYMMETRIC_ALIGNMENT == 8
+ uint64_t alignment;
+#else
+ uint32_t alignment;
+#endif
+} tpmCryptKeySchedule_t;
+
+/* Each block cipher within a library is expected to conform to the same calling conventions with
+ three parameters (keySchedule, in, and out) in the same order. That means that all algorithms
+ would use the same order of the same parameters. The code is written assuming the (keySchedule,
+ in, and out) order. However, if the library uses a different order, the order can be changed with
+ a SWIZZLE macro that puts the parameters in the correct order. Note that all algorithms have to
+ use the same order and number of parameters because the code to build the calling list is common
+ for each call to encrypt or decrypt with the algorithm chosen by setting a function pointer to
+ select the algorithm that is used. */
+# define ENCRYPT(keySchedule, in, out) \
+ encrypt(SWIZZLE(keySchedule, in, out))
+# define DECRYPT(keySchedule, in, out) \
+ decrypt(SWIZZLE(keySchedule, in, out))
+
+/* Note that the macros rely on encrypt as local values in the functions that use these
+ macros. Those parameters are set by the macro that set the key schedule to be used for the
+ call. */
+
+#define ENCRYPT_CASE(ALG, alg) \
+ case TPM_ALG_##ALG: \
+ TpmCryptSetEncryptKey##ALG(key, keySizeInBits, &keySchedule.alg); \
+ encrypt = (TpmCryptSetSymKeyCall_t)TpmCryptEncrypt##ALG; \
+ break;
+#define DECRYPT_CASE(ALG, alg) \
+ case TPM_ALG_##ALG: \
+ TpmCryptSetDecryptKey##ALG(key, keySizeInBits, &keySchedule.alg); \
+ decrypt = (TpmCryptSetSymKeyCall_t)TpmCryptDecrypt##ALG; \
+ break;
+
+#endif