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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 */
/** */
/** Transport Layer Security (TLS) */
/** */
/**************************************************************************/
/**************************************************************************/
#ifndef SRC_NX_SECURE_PHASH_H_
#define SRC_NX_SECURE_PHASH_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_hmac_sha2.h"
#include "nx_crypto_hmac_sha5.h"
/**************************************************************************/
/* */
/* COMPONENT DEFINITION RELEASE */
/* */
/* nx_crypto_phash.h PORTABLE C */
/* 6.1 */
/* AUTHOR */
/* */
/* Timothy Stapko, Microsoft Corporation */
/* */
/* DESCRIPTION */
/* */
/* This file defines the TLS P-HASH function described in RFCs 2246, */
/* 4346, and 5246. It is used in the TLS PRF function as a wrapper to */
/* various hash routines to generate arbitrary-length data. */
/* */
/* 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 */
/* */
/**************************************************************************/
typedef struct NX_CRYPTO_PHASH_STRUCT
{
UCHAR *nx_crypto_phash_secret; /* secret */
NX_CRYPTO_KEY_SIZE nx_crypto_phash_secret_length;
UCHAR *nx_crypto_phash_seed; /* seed */
UINT nx_crypto_phash_seed_length;
UCHAR *nx_crypto_phash_temp_A; /* the buffer for A(i) */
UINT nx_crypto_phash_temp_A_size;
NX_CRYPTO_METHOD *nx_crypto_hmac_method; /* hmac method */
UCHAR *nx_crypto_hmac_metadata; /* hash_metadata */
UINT nx_crypto_hmac_metadata_size;
UCHAR *nx_crypto_hmac_output;
UINT nx_crypto_hmac_output_size;
} NX_CRYPTO_PHASH;
extern NX_CRYPTO_METHOD crypto_method_hmac_md5;
extern NX_CRYPTO_METHOD crypto_method_hmac_sha1;
extern NX_CRYPTO_METHOD crypto_method_hmac_sha256;
extern NX_CRYPTO_METHOD crypto_method_hmac_sha384;
extern NX_CRYPTO_METHOD crypto_method_hmac_sha512;
UINT _nx_crypto_phash(NX_CRYPTO_PHASH *phash, UCHAR *output, UINT desired_length);
#ifdef __cplusplus
}
#endif
#endif