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/**************************************************************************/
/* */
/* Copyright (c) Microsoft Corporation. All rights reserved. */
/* */
/* This software is licensed under the Microsoft Software License */
/* Terms for Microsoft Azure RTOS. Full text of the license can be */
/* found in the LICENSE file at https://aka.ms/AzureRTOS_EULA */
/* and in the root directory of this software. */
/* */
/**************************************************************************/
/**************************************************************************/
/**************************************************************************/
/** */
/** NetX Crypto Component */
/** */
/** ECJPAKE */
/** */
/**************************************************************************/
/**************************************************************************/
/**************************************************************************/
/* */
/* APPLICATION INTERFACE DEFINITION RELEASE */
/* */
/* nx_crypto_ecjpake.h PORTABLE C */
/* 6.1 */
/* AUTHOR */
/* */
/* Timothy Stapko, Microsoft Corporation */
/* */
/* DESCRIPTION */
/* */
/* This file defines the symbols, structures and operations for */
/* Elliptic Curve J-PAKE. */
/* */
/* RELEASE HISTORY */
/* */
/* DATE NAME DESCRIPTION */
/* */
/* 05-19-2020 Timothy Stapko Initial Version 6.0 */
/* 09-30-2020 Timothy Stapko Modified comment(s), */
/* resulting in version 6.1 */
/* */
/**************************************************************************/
#ifndef NX_CRYPTO_ECJPAKE_H
#define NX_CRYPTO_ECJPAKE_H
/* Determine if a C++ compiler is being used. If so, ensure that standard
C is used to process the API information. */
#ifdef __cplusplus
/* Yes, C++ compiler is present. Use standard C. */
extern "C" {
#endif
#include "nx_crypto.h"
#include "nx_crypto_ec.h"
#define NX_CRYPTO_ECJPAKE_CLIENT_ID "client"
#define NX_CRYPTO_ECJPAKE_SERVER_ID "server"
#ifndef NX_CRYPTO_ECJPAKE_SCRATCH_BUFFER_SIZE
#define NX_CRYPTO_ECJPAKE_SCRATCH_BUFFER_SIZE 4096
#endif /* NX_CRYPTO_ECJPAKE_SCRATCH_BUFFER_SIZE */
typedef struct
{
UCHAR *nx_crypto_ecjpake_zkp_x;
UINT nx_crypto_ecjpake_zkp_x_len;
UCHAR *nx_crypto_ecjpake_zkp_v;
UINT nx_crypto_ecjpake_zkp_v_len;
UCHAR *nx_crypto_ecjpake_zkp_r;
UINT nx_crypto_ecjpake_zkp_r_len;
} NX_CRYPTO_ECJPAKE_ZKP;
typedef struct
{
NX_CRYPTO_EC *nx_crypto_ecjpake_curve;
NX_CRYPTO_EC_POINT nx_crypto_ecjpake_public_x1; /* x1 and x2 are always local public keys */
NX_CRYPTO_EC_POINT nx_crypto_ecjpake_public_x2;
NX_CRYPTO_EC_POINT nx_crypto_ecjpake_public_x3; /* x3 and x4 are always peer public keys */
NX_CRYPTO_EC_POINT nx_crypto_ecjpake_public_x4;
NX_CRYPTO_HUGE_NUMBER nx_crypto_ecjpake_private_x2;
NX_CRYPTO_METHOD *nx_crypto_ecjpake_hash_method;
VOID *nx_crypto_ecjpake_hash_metadata;
ULONG nx_crypto_ecjpake_hash_metadata_size;
UCHAR *nx_crypto_ecjpake_psk;
UINT nx_crypto_ecjpake_psk_length;
UCHAR nx_crypto_ecjpake_scratch_buffer[NX_CRYPTO_ECJPAKE_SCRATCH_BUFFER_SIZE];
HN_UBASE *nx_crypto_ecjpake_scratch_ptr;
} NX_CRYPTO_ECJPAKE;
VOID _nx_crypto_ecjpake_init(NX_CRYPTO_ECJPAKE *ecjpake,
NX_CRYPTO_EC *curve,
NX_CRYPTO_METHOD *hash_method,
VOID *hash_metadata,
ULONG hash_metadata_size,
HN_UBASE **scratch_pptr);
UINT _nx_crypto_ecjpake_hello_generate(NX_CRYPTO_ECJPAKE *ecjpake,
CHAR *id, UINT id_len,
UCHAR *output, ULONG output_length,
ULONG *actual_size,
HN_UBASE *scratch);
UINT _nx_crypto_ecjpake_hello_process(NX_CRYPTO_ECJPAKE *ecjpake,
CHAR *id, UINT id_len,
UCHAR *input, UINT input_length,
HN_UBASE *scratch);
UINT _nx_crypto_ecjpake_key_exchange_generate(NX_CRYPTO_ECJPAKE *ecjpake,
UCHAR *shared_secret,
UINT shared_secret_len,
CHAR *id, UINT id_len,
UCHAR *output, ULONG output_length,
ULONG *actual_size,
HN_UBASE *scratch);
UINT _nx_crypto_ecjpake_key_exchange_process(NX_CRYPTO_ECJPAKE *ecjpake,
UCHAR *shared_secret,
UINT shared_secret_len,
CHAR *id, UINT id_len,
UCHAR *input, UINT input_length,
UCHAR *pms,
HN_UBASE *scratch);
UINT _nx_crypto_ecjpake_schnorr_zkp_hash(NX_CRYPTO_METHOD *hash_method,
VOID *hash_metadata,
NX_CRYPTO_EC *curve,
NX_CRYPTO_EC_POINT *g,
NX_CRYPTO_EC_POINT *v,
NX_CRYPTO_EC_POINT *x,
NX_CRYPTO_HUGE_NUMBER *h,
CHAR *id,
UINT id_len,
HN_UBASE *scratch);
UINT _nx_crypto_ecjpake_schnorr_zkp_generate(NX_CRYPTO_METHOD *hash_method,
VOID *hash_metadata,
NX_CRYPTO_EC *curve,
NX_CRYPTO_EC_POINT *g,
NX_CRYPTO_EC_POINT *v,
NX_CRYPTO_EC_POINT *public_key,
CHAR *id,
UINT id_len,
NX_CRYPTO_HUGE_NUMBER *private_key,
NX_CRYPTO_HUGE_NUMBER *r,
HN_UBASE *scratch);
UINT _nx_crypto_ecjpake_schnorr_zkp_verify(NX_CRYPTO_METHOD *hash_method,
VOID *hash_metadata,
NX_CRYPTO_EC *curve,
NX_CRYPTO_EC_POINT *g,
NX_CRYPTO_EC_POINT *v,
NX_CRYPTO_EC_POINT *public_key,
CHAR *id,
UINT id_len,
NX_CRYPTO_HUGE_NUMBER *r,
HN_UBASE *scratch);
VOID _nx_crypto_ecjpake_public_key_generate(NX_CRYPTO_EC *curve,
NX_CRYPTO_EC_POINT *x1,
NX_CRYPTO_EC_POINT *x3,
NX_CRYPTO_EC_POINT *x4,
NX_CRYPTO_HUGE_NUMBER *x2,
NX_CRYPTO_HUGE_NUMBER *s,
NX_CRYPTO_EC_POINT *g,
NX_CRYPTO_EC_POINT *public_key,
NX_CRYPTO_HUGE_NUMBER *private_key,
HN_UBASE *scratch);
UINT _nx_crypto_ecjpake_pre_master_secret_generate(NX_CRYPTO_METHOD *hash_method,
VOID *hash_metadata,
NX_CRYPTO_EC *curve,
NX_CRYPTO_EC_POINT *x4,
NX_CRYPTO_HUGE_NUMBER *s,
NX_CRYPTO_EC_POINT *public_key,
NX_CRYPTO_HUGE_NUMBER *x2,
UCHAR *pms,
HN_UBASE *scratch);
UINT _nx_crypto_ecjpake_key_encryption_key_generate(NX_CRYPTO_METHOD *hash_method,
VOID *hash_metadata,
UCHAR *key_expansion,
UINT key_expansion_len,
UCHAR *key_encryption_key);
UINT _nx_crypto_method_ecjpake_init(struct NX_CRYPTO_METHOD_STRUCT *method,
UCHAR *key, NX_CRYPTO_KEY_SIZE key_size_in_bits,
VOID **handle,
VOID *crypto_metadata,
ULONG crypto_metadata_size);
UINT _nx_crypto_method_ecjpake_cleanup(VOID *crypto_metadata);
UINT _nx_crypto_method_ecjpake_operation(UINT op,
VOID *handle,
struct NX_CRYPTO_METHOD_STRUCT *method,
UCHAR *key, NX_CRYPTO_KEY_SIZE key_size_in_bits,
UCHAR *input, ULONG input_length_in_byte,
UCHAR *iv_ptr,
UCHAR *output, ULONG output_length_in_byte,
VOID *crypto_metadata, ULONG crypto_metadata_size,
VOID *packet_ptr,
VOID (*nx_crypto_hw_process_callback)(VOID *, UINT));
#ifdef __cplusplus
}
#endif
#endif /* NX_CRYPTO_ECJPAKE_H */
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