83 lines
2.7 KiB
C
83 lines
2.7 KiB
C
/*
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* Copyright (c) 2001-2019, Arm Limited and Contributors. All rights reserved.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#ifndef MBEDTLS_RSA_ALT_H
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#define MBEDTLS_RSA_ALT_H
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#if defined(MBEDTLS_CONFIG_FILE)
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#include MBEDTLS_CONFIG_FILE
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#endif
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#if defined (MBEDTLS_RSA_ALT)
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#include "bignum.h"
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#if defined(MBEDTLS_THREADING_C)
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#include "threading.h"
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* \brief The RSA context structure.
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*
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* \note Direct manipulation of the members of this structure
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* is deprecated. All manipulation should instead be done through
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* the public interface functions.
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*/
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typedef struct
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{
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int ver; /*!< always 0 */
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size_t len; /*!< size(N) in chars */
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mbedtls_mpi N; /*!< public modulus */
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mbedtls_mpi E; /*!< public exponent */
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mbedtls_mpi D; /*!< private exponent */
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mbedtls_mpi P; /*!< 1st prime factor */
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mbedtls_mpi Q; /*!< 2nd prime factor */
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mbedtls_mpi DP; /*!< D % (P - 1) */
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mbedtls_mpi DQ; /*!< D % (Q - 1) */
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mbedtls_mpi QP; /*!< 1 / (Q % P) */
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mbedtls_mpi RN; /*!< cached R^2 mod N */
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mbedtls_mpi RP; /*!< cached R^2 mod P */
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mbedtls_mpi RQ; /*!< cached R^2 mod Q */
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mbedtls_mpi Vi; /*!< cached blinding value */
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mbedtls_mpi Vf; /*!< cached un-blinding value */
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int padding; /*!< MBEDTLS_RSA_PKCS_V15 for 1.5 padding and
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MBEDTLS_RSA_PKCS_v21 for OAEP/PSS */
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int hash_id; /*!< Hash identifier of mbedtls_md_type_t as
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specified in the mbedtls_md.h header file
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for the EME-OAEP and EMSA-PSS
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encoding */
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#if defined(MBEDTLS_THREADING_C)
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mbedtls_threading_mutex_t mutex; /*!< Thread-safety mutex */
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#else
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uint8_t dummy[8]; /*!< Ensuring same size when threading is disabled */
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#endif
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mbedtls_mpi NP; /*!< Barrett mod N tag NP for N-modulus */
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mbedtls_mpi BQP; /*!< Barrett mod Q tag QP for Q-factor */
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mbedtls_mpi BPP; /*!< Barrett mod P tag PP for P-factor */
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}
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mbedtls_rsa_context;
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#ifdef __cplusplus
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}
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#endif
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#endif /* MBEDTLS_RSA_ALT */
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#endif /* MBEDTLS_RSA_ALT_H */
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