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- /**************************************************************************************
- * Copyright (c) 2016-2017, ARM Limited or its affiliates. All rights reserved *
- * *
- * This file and the related binary are licensed under the following license: *
- * *
- * ARM Object Code and Header Files License, v1.0 Redistribution. *
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- * Redistribution and use of object code, header files, and documentation, without *
- * modification, are permitted provided that the following conditions are met: *
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- * engineering, decompilation, or disassembly of is permitted. *
- * *
- * 3) Redistribution and use is permitted solely for the purpose of *
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- * on an ARM-based product. *
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- * DISCLAIMER. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND *
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- **************************************************************************************/
- #ifndef _SSI_UTIL_KEY_DERIVATION_DEFS_H
- #define _SSI_UTIL_KEY_DERIVATION_DEFS_H
- /*!
- @file
- @brief This file contains the definitions for the key derivation API.
- @defgroup ssi_utils_key_defs CryptoCell utils general key definitions
- @{
- @ingroup ssi_utils
- */
- #ifdef __cplusplus
- extern "C"
- {
- #endif
- /******************************************************************************
- * DEFINITIONS
- ******************************************************************************/
- /*! Maximal label length in bytes. */
- #define SASI_UTIL_MAX_LABEL_LENGTH_IN_BYTES 64
- /*! Maximal context length in bytes. */
- #define SASI_UTIL_MAX_CONTEXT_LENGTH_IN_BYTES 64
- /*! Minimal fixed data size in bytes. */
- #define SASI_UTIL_FIX_DATA_MIN_SIZE_IN_BYTES 3 /*!< \internal counter, 0x00, lengt(-0xff) */
- /*! Maximal fixed data size in bytes. */
- #define SASI_UTIL_FIX_DATA_MAX_SIZE_IN_BYTES 4 /*!< \internal counter, 0x00, lengt(0x100-0xff0) */
- /*! Maximal derived key material size in bytes. */
- #define SASI_UTIL_MAX_KDF_SIZE_IN_BYTES (SASI_UTIL_MAX_LABEL_LENGTH_IN_BYTES+ \
- SASI_UTIL_MAX_CONTEXT_LENGTH_IN_BYTES+SASI_UTIL_FIX_DATA_MAX_SIZE_IN_BYTES)
- /*! Maximal derived key size in bytes. */
- #define SASI_UTIL_MAX_DERIVED_KEY_SIZE_IN_BYTES 4080
- #ifdef __cplusplus
- }
- #endif
- /**
- @}
- */
- #endif /*_SSI_UTIL_KEY_DERIVATION_DEFS_H*/
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