netxduo
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Outline
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#define NX_CRYPTO_DRBG_H
#include "nx_crypto.h"
#define NX_CRYPTO_DRBG_BLOCK_LENGTH_AES
#define NX_CRYPTO_DRBG_MAX_BLOCK_LENGTH
#define NX_CRYPTO_DRBG_MAX_KEY_LENGTH
#define NX_CRYPTO_DRBG_MAX_SEEDLEN
#define NX_CRYPTO_DRBG_BLOCK_LENGTH
#define NX_CRYPTO_DRBG_DF_INPUT_OFFSET
#define NX_CRYPTO_DRBG_SEED_BUFFER_LEN
#define NX_CRYPTO_DRBG_MAX_ENTROPY_LEN
#define NX_CRYPTO_DRBG_MAX_SEED_LIFE
#define NX_CRYPTO_DRBG_MUTEX_GET
#define NX_CRYPTO_DRBG_MUTEX_PUT
#define NX_CRYPTO_DRBG_USE_DF
#define NX_CRYPTO_DRBG_PREDICTION_RESISTANCE
crypto_method_aes_cbc_128;
#define NX_CRYPTO_DRBG_CTR_CRYPTO_METHOD
#define NX_CRYPTO_DRBG_CTR_CRYPTO_METADATA
#define NX_CRYPTO_DRBG_CTR_METADATA_SIZE
#define NX_CRYPTO_DRBG_ENTROPY_INPUT_FUNC
NX_CRYPTO_DRBG_STRUCT
NX_CRYPTO_DRBG_OPTIONS_STRUCT
_nx_crypto_drbg_instantiate(NX_CRYPTO_DRBG *, UCHAR *, UINT, UCHAR *, UINT);
_nx_crypto_drbg_reseed(NX_CRYPTO_DRBG *, UCHAR *, UINT);
_nx_crypto_drbg_generate(NX_CRYPTO_DRBG *, UCHAR *, UINT, UCHAR *, UINT);
_nx_crypto_method_drbg_init(struct NX_CRYPTO_METHOD_STRUCT *, UCHAR *, NX_CRYPTO_KEY_SIZE, void **, void *, ULONG);
_nx_crypto_method_drbg_cleanup(void *);
_nx_crypto_method_drbg_operation(UINT, void *, struct NX_CRYPTO_METHOD_STRUCT *, UCHAR *, NX_CRYPTO_KEY_SIZE, UCHAR *, ULONG, UCHAR *, UCHAR *, ULONG, void *, ULONG, void *, void (*)(void *, UINT));
_nx_crypto_drbg(UINT, UCHAR *);
Files
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CodeScopeSTM32 Libraries and Samplesnetxduocrypto_libraries/inc/nx_crypto_drbg.h
 
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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 */ /** */ /** Deterministic Random Bit Generator (DRBG) */ /** */... /**************************************************************************/ /**************************************************************************/ ... /**************************************************************************/ /* */ /* APPLICATION INTERFACE DEFINITION RELEASE */ /* */ /* nx_crypto_drbg.h PORTABLE C */ /* 6.1 */ /* AUTHOR */ /* */ /* Timothy Stapko, Microsoft Corporation */ /* */ /* DESCRIPTION */ /* */ /* This file defines the basic Application Interface (API) to the */ /* NetX Crypto DRBG module. */ /* */ /* 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_DRBG_H #define NX_CRYPTO_DRBG_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" /* Constants. */ #define NX_CRYPTO_DRBG_BLOCK_LENGTH_AES (16) #define NX_CRYPTO_DRBG_MAX_BLOCK_LENGTH (16) #define NX_CRYPTO_DRBG_MAX_KEY_LENGTH (32) #define NX_CRYPTO_DRBG_MAX_SEEDLEN (48) #ifndef NX_CRYPTO_DRBG_BLOCK_LENGTH #define NX_CRYPTO_DRBG_BLOCK_LENGTH (NX_CRYPTO_DRBG_BLOCK_LENGTH_AES) #endif #define NX_CRYPTO_DRBG_DF_INPUT_OFFSET (NX_CRYPTO_DRBG_BLOCK_LENGTH + 8) #ifndef NX_CRYPTO_DRBG_SEED_BUFFER_LEN #define NX_CRYPTO_DRBG_SEED_BUFFER_LEN (256) #endif #ifndef NX_CRYPTO_DRBG_MAX_ENTROPY_LEN #define NX_CRYPTO_DRBG_MAX_ENTROPY_LEN (125) #endif #ifndef NX_CRYPTO_DRBG_MAX_SEED_LIFE #define NX_CRYPTO_DRBG_MAX_SEED_LIFE (100000) #endif #ifndef NX_CRYPTO_DRBG_MUTEX_GET #define NX_CRYPTO_DRBG_MUTEX_GET #endif #ifndef NX_CRYPTO_DRBG_MUTEX_PUT #define NX_CRYPTO_DRBG_MUTEX_PUT #endif #ifndef NX_CRYPTO_DRBG_USE_DF #define NX_CRYPTO_DRBG_USE_DF (1) #endif #ifndef NX_CRYPTO_DRBG_PREDICTION_RESISTANCE #define NX_CRYPTO_DRBG_PREDICTION_RESISTANCE (1) #endif #ifndef NX_CRYPTO_DRBG_CTR_CRYPTO_METHOD extern NX_CRYPTO_METHOD crypto_method_aes_cbc_128; #define NX_CRYPTO_DRBG_CTR_CRYPTO_METHOD &crypto_method_aes_cbc_128 /* ... */#endif #ifndef NX_CRYPTO_DRBG_CTR_CRYPTO_METADATA #define NX_CRYPTO_DRBG_CTR_CRYPTO_METADATA _nx_crypto_ctr_metadata #define NX_CRYPTO_DRBG_CTR_METADATA_SIZE (sizeof(NX_CRYPTO_AES)) /* ... */#endif #ifndef NX_CRYPTO_DRBG_ENTROPY_INPUT_FUNC #define NX_CRYPTO_DRBG_ENTROPY_INPUT_FUNC _nx_crypto_drbg_rnd_entropy_input #endif /* DRBG control structure. */ typedef struct NX_CRYPTO_DRBG_STRUCT { /* Crypto method and metadata used in the DRBG. */ NX_CRYPTO_METHOD *nx_crypto_drbg_crypto_method; VOID *nx_crypto_drbg_crypto_metadata; UINT (*nx_crypto_drbg_get_entropy)(UCHAR *entropy, UINT *entropy_len, UINT entropy_max_len); UINT nx_crypto_drbg_use_df; UINT nx_crypto_drbg_prediction_resistance; UINT nx_crypto_drbg_security_strength; UINT nx_crypto_drbg_instantiated; /* DRBG working state. */ UCHAR nx_crypto_drbg_key[NX_CRYPTO_DRBG_MAX_KEY_LENGTH]; UCHAR nx_crypto_drbg_v[NX_CRYPTO_DRBG_MAX_BLOCK_LENGTH]; /* A counter that indicates the number of requests for pseudorandom bits since instantiation or reseeding. */ UINT nx_crypto_drgb_reseed_counter; UINT nx_crypto_drbg_seedlen; UCHAR nx_crypto_drbg_buffer[NX_CRYPTO_DRBG_SEED_BUFFER_LEN]; ...} NX_CRYPTO_DRBG; /* DRBG control structure. */ typedef struct NX_CRYPTO_DRBG_OPTIONS_STRUCT { /* Crypto method and metadata used in the DRBG. */ NX_CRYPTO_METHOD *crypto_method; VOID *crypto_metadata; UINT (*entropy_input)(UCHAR *entropy, UINT *entropy_len, UINT entropy_max_len); UINT use_df; UINT prediction_resistance; UINT security_strength; ...} NX_CRYPTO_DRBG_OPTIONS; /* Function prototypes */ UINT _nx_crypto_drbg_instantiate(NX_CRYPTO_DRBG *drbg_ptr, UCHAR *nonce, UINT nonce_len, UCHAR *personalization_string, UINT personalization_string_len); UINT _nx_crypto_drbg_reseed(NX_CRYPTO_DRBG *drbg_ptr, UCHAR *additional_input, UINT additional_input_len); UINT _nx_crypto_drbg_generate(NX_CRYPTO_DRBG *drbg_ptr, UCHAR *output, UINT output_length_in_byte, UCHAR *additional_input, UINT additional_input_len); UINT _nx_crypto_method_drbg_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_drbg_cleanup(VOID *crypto_metadata); UINT _nx_crypto_method_drbg_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)); UINT _nx_crypto_drbg(UINT bits, UCHAR *result); #ifdef __cplusplus }extern "C" { ... } #endif /* ... */ #endif /* NX_CRYPTO_DRBG_H */...