vlInetInterfaceUtils.h

Go to the documentation of this file.

/*********************************************************************
** Copyright (c) 1992-2025 MAK Technologies, Inc
** All rights reserved.
*********************************************************************/
#pragma once

#include <vlutil/vlInet.h>
#include <vlutil/vlInetDevice.h>
#include <vlutil/vlString.h>
#include <vlutil/vlSmartPointers.h>

#ifndef _WIN32
#include <netinet/if_ether.h>
#include <net/if.h>
#endif // !_WIN32

#ifdef DtUSE_UTILITIES_NAMESPACE
namespace DtUSE_UTILITIES_NAMESPACE
{
#endif

namespace DtInetUtils
{
#ifndef _WIN32
#ifdef __linux__
#define DtInet_INET6_PROC_PATH "/proc/net/if_inet6"
#define DtInet_IGMP_PROC_PATH  "/proc/net/igmp"
#define DtInet_IGMP6_PROC_PATH "/proc/net/igmp6"
#endif // LINUX
#endif // !_WIN32


typedef std::vector<DtInetDeviceSP> DtHostDeviceList;

DT_DLL_VLUTIL DtString getLocalHostname();

DT_DLL_VLUTIL DtHostDeviceList scanInetDevices( bool includeUpOnly, bool preferIpV6 = false );

DT_DLL_VLUTIL DtHostDeviceList scanBroadcastDevices( bool includeUpOnly, bool preferIpV6 = false );

DT_DLL_VLUTIL DtHostDeviceList scanMulticastDevices( bool includeUpOnly, bool preferIpV6 = false );

DT_DLL_VLUTIL DtHostDeviceList scanIpv6Devices( bool includeUpOnly );

DT_DLL_VLUTIL DtInetDeviceSP defaultMulticastDevice( );

DT_DLL_VLUTIL DtInetDeviceSP defaultBroadcastDevice(bool preferIpv6 = false);

#ifdef _WIN32
DT_DLL_VLUTIL int fetchDeviceInfo( DtInetUtils::DtInetAddrFamily family,
                     PIP_ADAPTER_ADDRESSES* adapterInfo, DtString& errorStr );
DT_DLL_VLUTIL int fetchIpv4DeviceAddrInfo( PMIB_IPADDRTABLE* ipv4Addrs,
                                           DtString& errorStr );
#else // !_WIN32
#ifdef __solaris__
DT_DLL_VLUTIL int fetchDeviceInfo( DtInetUtils::DtInetAddrFamily type,
                                   int sockFd, lifconf* ifc, unsigned int& buffSize,
                                   unsigned int& resizeFactor, DtString& errorStr );

DT_DLL_VLUTIL struct lifreq* findInterfaceByName( const char* ifName, int sock, lifconf* ifc );
DT_DLL_VLUTIL struct lifreq* findInterfaceByAddress( struct in_addr* ipv4Addr, int sock,
                                                    lifconf* ifc );
DT_DLL_VLUTIL struct ifreq_in6* findIpv6InterfaceByName( const char* ifName, int sock,
                                                          lifconf* ifc );
DT_DLL_VLUTIL struct ifreq_in6* findIpv6InterfaceByAddress( struct in6_addr* ipv6Addr,
                                              int sock, lifconf* ifc );

DT_DLL_VLUTIL int fetchIpv6DeviceInfo( int sockFd, lifconf* ifc, unsigned int& buffSize,
                         unsigned int& resizeFactor, DtString& errorStr );

#else // !SOLARIS
DT_DLL_VLUTIL int fetchDeviceInfo( DtInetUtils::DtInetAddrFamily type,
                                   int sockFd, ifconf* ifc, unsigned int& buffSize,
                                   unsigned int& resizeFactor, DtString& errorStr );

DT_DLL_VLUTIL struct ifreq* findInterfaceByName( const char* ifName, int sock, ifconf* ifc );
DT_DLL_VLUTIL struct ifreq* findInterfaceByAddress( struct in_addr* ipv4Addr, int sock,
                                      ifconf* ifc );
DT_DLL_VLUTIL struct ifreq_in6* findIpv6InterfaceByName( const char* ifName, int sock,
                                           ifconf* ifc );
DT_DLL_VLUTIL struct ifreq_in6* findIpv6InterfaceByAddress( struct in6_addr* ipv6Addr,
                                              int sock, ifconf* ifc );

#if defined(__linux__) || defined(__sgi__)
DT_DLL_VLUTIL int fetchIpv6DeviceInfo( int sockFd, ifconf* ifc, unsigned int& buffSize,
                         unsigned int& resizeFactor, DtString& errorStr );
#endif // LINUX

#endif // !SOLARIS
#endif // !_WIN32
} 

#ifdef DtUSE_UTILITIES_NAMESPACE
} 
#endif