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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 "nx_secure_dtls.h"
/**************************************************************************/
/* */
/* FUNCTION RELEASE */
/* */
/* _nx_secure_dtls_server_psk_add PORTABLE C */
/* 6.4.3 */
/* AUTHOR */
/* */
/* Timothy Stapko, Microsoft Corporation */
/* */
/* DESCRIPTION */
/* */
/* This function adds a Pre-Shared Key (PSK) to a DTLS server instance.*/
/* The PSK added is shared by all DTLS sessions. */
/* */
/* INPUT */
/* */
/* server_ptr DTLS server control block */
/* pre_shared_key Pointer to PSK data */
/* psk_length Length of PSK data */
/* psk_identity PSK id data */
/* identity_length Length of PSK id data */
/* hint PSK hint data */
/* hint_length Length of PSK hint data */
/* */
/* OUTPUT */
/* */
/* status Completion status */
/* */
/* CALLS */
/* */
/* _nx_secure_dtls_psk_add Add PSK to DTLS session */
/* */
/* CALLED BY */
/* */
/* Application Code */
/* */
/**************************************************************************/
#if defined(NX_SECURE_ENABLE_PSK_CIPHERSUITES) || defined(NX_SECURE_ENABLE_ECJPAKE_CIPHERSUITE)
UINT _nx_secure_dtls_server_psk_add(NX_SECURE_DTLS_SERVER *server_ptr, UCHAR *pre_shared_key,
UINT psk_length, UCHAR *psk_identity, UINT identity_length, UCHAR *hint,
UINT hint_length)
{
#ifdef NX_SECURE_ENABLE_DTLS
UINT status;
UINT i;
NX_SECURE_DTLS_SESSION *current_session;
UINT num_sessions;
/* Figure out number of sessions. */
num_sessions = server_ptr->nx_dtls_server_sessions_count;
/* Add certificate to all sessions. */
for(i = 0; i < num_sessions; ++i)
{
/* Get the current session. */
current_session = &(server_ptr->nx_dtls_server_sessions[i]);
/* Add the PSK with its ID and hint. */
status = _nx_secure_dtls_psk_add(current_session, pre_shared_key, psk_length, psk_identity, identity_length, hint, hint_length);
if(status != NX_SUCCESS)
{
return(status);
}
}
return(NX_SUCCESS);
#else
NX_PARAMETER_NOT_USED(server_ptr);
NX_PARAMETER_NOT_USED(pre_shared_key);
NX_PARAMETER_NOT_USED(psk_length);
NX_PARAMETER_NOT_USED(psk_identity);
NX_PARAMETER_NOT_USED(identity_length);
NX_PARAMETER_NOT_USED(hint);
NX_PARAMETER_NOT_USED(hint_length);
return(NX_NOT_SUPPORTED);
#endif /* NX_SECURE_ENABLE_DTLS */
}
#endif
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