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/***************************************************************************
* Copyright (c) 2024 Microsoft Corporation
* Copyright (c) 2025-present Eclipse ThreadX Contributors
*
* 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 Secure Component */
/** */
/** Datagram Transport Layer Security (DTLS) */
/** */
/**************************************************************************/
/**************************************************************************/
#define NX_SECURE_SOURCE_CODE
/* Include necessary system files. */
#include "nx_secure_dtls.h"
/**************************************************************************/
/* */
/* FUNCTION RELEASE */
/* */
/* _nxe_secure_dtls_server_protocol_version_override PORTABLE C */
/* 6.4.3 */
/* AUTHOR */
/* */
/* Timothy Stapko, Microsoft Corporation */
/* */
/* DESCRIPTION */
/* */
/* This function checks for errors in DTLS server protocol version */
/* override call. */
/* */
/* INPUT */
/* */
/* dtls_server Pointer to DTLS server */
/* protocol_version Version of DTLS to use */
/* */
/* OUTPUT */
/* */
/* status Completion status */
/* */
/* CALLS */
/* */
/* _nx_secure_dtls_server_protocol_version_override */
/* Override DTLS protocol version*/
/* */
/* CALLED BY */
/* */
/* Application Code */
/* */
/**************************************************************************/
UINT _nxe_secure_dtls_server_protocol_version_override(NX_SECURE_DTLS_SERVER *dtls_server,
USHORT protocol_version)
{
#ifdef NX_SECURE_ENABLE_DTLS
UINT status;
/* Check pointers. */
if(dtls_server == NX_NULL)
{
return(NX_PTR_ERROR);
}
/* Make sure the version supplied is known and supported. */
switch (protocol_version)
{
/* Supported DTLS versions. */
case NX_SECURE_DTLS_VERSION_1_0:
case NX_SECURE_DTLS_VERSION_1_2:
break;
default:
return(NX_PTR_ERROR);
}
status = _nx_secure_dtls_server_protocol_version_override(dtls_server, protocol_version);
/* Return completion status. */
return(status);
#else
NX_PARAMETER_NOT_USED(dtls_server);
NX_PARAMETER_NOT_USED(protocol_version);
return(NX_NOT_SUPPORTED);
#endif
}
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