64 lines
2.4 KiB
C
64 lines
2.4 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_DHM_ALT_H
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#define MBEDTLS_DHM_ALT_H
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#if defined(MBEDTLS_DHM_ALT)
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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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#include <stddef.h>
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/*
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* DHM Error codes
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*/
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#define MBEDTLS_ERR_DHM_BAD_INPUT_DATA -0x3080 /**< Bad input parameters. */
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#define MBEDTLS_ERR_DHM_READ_PARAMS_FAILED -0x3100 /**< Reading of the DHM parameters failed. */
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#define MBEDTLS_ERR_DHM_MAKE_PARAMS_FAILED -0x3180 /**< Making of the DHM parameters failed. */
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#define MBEDTLS_ERR_DHM_READ_PUBLIC_FAILED -0x3200 /**< Reading of the public values failed. */
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#define MBEDTLS_ERR_DHM_MAKE_PUBLIC_FAILED -0x3280 /**< Making of the public value failed. */
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#define MBEDTLS_ERR_DHM_CALC_SECRET_FAILED -0x3300 /**< Calculation of the DHM secret failed. */
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#define MBEDTLS_ERR_DHM_INVALID_FORMAT -0x3380 /**< The ASN.1 data is not formatted correctly. */
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#define MBEDTLS_ERR_DHM_ALLOC_FAILED -0x3400 /**< Allocation of memory failed. */
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#define MBEDTLS_ERR_DHM_FILE_IO_ERROR -0x3480 /**< Read or write of file failed. */
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#define MBEDTLS_ERR_DHM_HW_ACCEL_FAILED -0x3500 /**< DHM hardware accelerator failed. */
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#define MBEDTLS_ERR_DHM_SET_GROUP_FAILED -0x3580 /**< Setting the modulus and generator failed. */
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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 DHM context structure.
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*/
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typedef struct
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{
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size_t len; /*!< The size of \p P in Bytes. */
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mbedtls_mpi P; /*!< The prime modulus. */
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mbedtls_mpi G; /*!< The generator. */
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mbedtls_mpi X; /*!< Our secret value. */
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mbedtls_mpi GX; /*!< Our public key = \c G^X mod \c P. */
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mbedtls_mpi GY; /*!< The public key of the peer = \c G^Y mod \c P. */
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mbedtls_mpi K; /*!< The shared secret = \c G^(XY) mod \c P. */
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mbedtls_mpi RP; /*!< The cached value = \c R^2 mod \c P. */
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mbedtls_mpi Vi; /*!< The blinding value. */
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mbedtls_mpi Vf; /*!< The unblinding value. */
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mbedtls_mpi pX; /*!< The previous \c X. */
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}
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mbedtls_dhm_context;
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#ifdef __cplusplus
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}
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#endif
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#endif /* MBEDTLS_DHM_ALT - use alternative code */
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#endif /* MBEDTLS_DHM_ALT_H - include only once */
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