/***************************************************************************
 * Copyright (c) 2024 Microsoft Corporation 
 * 
 * This program and the accompanying materials are made available under the
 * terms of the MIT License which is available at
 * https://opensource.org/licenses/MIT.
 * 
 * SPDX-License-Identifier: MIT
 **************************************************************************/


/**************************************************************************/
/**************************************************************************/
/**                                                                       */
/** NetX Crypto Component                                                 */
/**                                                                       */
/**   NULL Cipher                                                         */
/**                                                                       */
/**************************************************************************/
/**************************************************************************/


/**************************************************************************/
/*                                                                        */
/*  APPLICATION INTERFACE DEFINITION                       RELEASE        */
/*                                                                        */
/*    nx_crypto_null.h                                    PORTABLE C      */
/*                                                           6.1          */
/*  AUTHOR                                                                */
/*                                                                        */
/*    Timothy Stapko, Microsoft Corporation                               */
/*                                                                        */
/*  DESCRIPTION                                                           */
/*                                                                        */
/*    This file defines the basic Application Interface (API) to the      */
/*    NetX Crypto NULL 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_NULL_H
#define NX_CRYPTO_NULL_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 the ThreadX and port-specific data type file.  */

#include "nx_crypto.h"

/* Function prototypes */

UINT _nx_crypto_method_null_operation(UINT op,      /* Encrypt, Decrypt, Authenticate */
                                      VOID *handle, /* Crypto handler */
                                      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 *packet_ptr, UINT status));

UINT _nx_crypto_method_null_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_null_cleanup(VOID *crypto_metadata);

#ifdef __cplusplus
}
#endif

#endif /* NX_CRYPTO_NULL_H */