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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 Component */
/** */
/** Internet Protocol (IP) */
/** */
/**************************************************************************/
/**************************************************************************/
#define NX_SOURCE_CODE
/* Include necessary system files. */
#include "nx_api.h"
#include "nx_ip.h"
/**************************************************************************/
/* */
/* FUNCTION RELEASE */
/* */
/* _nx_ip_interface_info_get PORTABLE C */
/* 6.4.3 */
/* AUTHOR */
/* */
/* Yuxin Zhou, Microsoft Corporation */
/* */
/* DESCRIPTION */
/* */
/* This function retrieves information related to a specified */
/* interface. */
/* */
/* INPUT */
/* */
/* ip_ptr IP control block pointer */
/* interface_index Index to the interface */
/* interface_name Name of the interface */
/* ip_address Pointer to interface IP */
/* address in host byte order */
/* network_mask Pointer to network mask */
/* destination, in host */
/* byte order */
/* mtu_size Pointer to storage space */
/* for MTU */
/* physical_address_msw Pointer to storage space for */
/* device phsyical address, MSW*/
/* physical_address_lsw Pointer to storage space for */
/* device phsyical address, LSW*/
/* */
/* OUTPUT */
/* */
/* status Completion status */
/* */
/* CALLS */
/* */
/* None */
/* */
/* CALLED BY */
/* */
/* Application Code */
/* */
/**************************************************************************/
UINT _nx_ip_interface_info_get(NX_IP *ip_ptr, UINT interface_index, CHAR **interface_name,
ULONG *ip_address, ULONG *network_mask, ULONG *mtu_size,
ULONG *physical_address_msw, ULONG *physical_address_lsw)
{
NX_INTERFACE *nx_interface;
#ifdef NX_DISABLE_IPV4
NX_PARAMETER_NOT_USED(ip_address);
NX_PARAMETER_NOT_USED(network_mask);
#endif /* NX_DISABLE_IPV4 */
nx_interface = &(ip_ptr -> nx_ip_interface[interface_index]);
if (!nx_interface -> nx_interface_valid)
{
return(NX_INVALID_INTERFACE);
}
if (interface_name)
{
*interface_name = nx_interface -> nx_interface_name;
}
#ifndef NX_DISABLE_IPV4
if (ip_address)
{
*ip_address = nx_interface -> nx_interface_ip_address;
}
if (network_mask)
{
*network_mask = nx_interface -> nx_interface_ip_network_mask;
}
#endif /* !NX_DISABLE_IPV4 */
if (mtu_size)
{
*mtu_size = nx_interface -> nx_interface_ip_mtu_size;
}
if (physical_address_msw)
{
*physical_address_msw = nx_interface -> nx_interface_physical_address_msw;
}
if (physical_address_lsw)
{
*physical_address_lsw = nx_interface -> nx_interface_physical_address_lsw;
}
#ifndef NX_DISABLE_IPV4
/* If trace is enabled, insert this event into the trace buffer. */
NX_TRACE_IN_LINE_INSERT(NX_TRACE_IP_INTERFACE_INFO_GET, ip_ptr, nx_interface -> nx_interface_ip_address,
nx_interface -> nx_interface_physical_address_msw, nx_interface -> nx_interface_physical_address_lsw,
NX_TRACE_IP_EVENTS, 0, 0);
#else
/* If trace is enabled, insert this event into the trace buffer. */
NX_TRACE_IN_LINE_INSERT(NX_TRACE_IP_INTERFACE_INFO_GET, ip_ptr, 0,
nx_interface -> nx_interface_physical_address_msw, nx_interface -> nx_interface_physical_address_lsw,
NX_TRACE_IP_EVENTS, 0, 0);
#endif /* NX_DISABLE_IPV4 */
return(NX_SUCCESS);
}
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