mirror of
https://github.com/reactos/reactos.git
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100 lines
2.9 KiB
C
100 lines
2.9 KiB
C
/* $Id$
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*
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* COPYRIGHT: See COPYING in the top level directory
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* PROJECT: ReactOS packet driver interface list utility
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* FILE: apps/net/niclist/niclist.c
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* PURPOSE: Network information utility
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* PROGRAMMERS: Robert Dickenson (robert_dickenson@users.sourceforge.net)
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* REVISIONS:
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* RDD 10/07/2002 Created from bochs sources
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*/
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/*
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For this program and for win32 ethernet, the winpcap library is required.
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Download it from http://netgroup-serv.polito.it/winpcap.
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*/
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#ifdef MSC_VER
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#define WIN32_LEAN_AND_MEAN
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#endif
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#include <windows.h>
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#include <stdio.h>
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#include <stdlib.h>
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#define MAX_ADAPTERS 10
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#define NIC_BUFFER_SIZE 2048
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// structure to hold the adapter name and description
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typedef struct {
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LPWSTR wstrName;
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LPSTR strDesc;
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} NIC_INFO_NT;
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// array of structures to hold information for our adapters
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NIC_INFO_NT nic_info[MAX_ADAPTERS];
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// pointer to exported function in winpcap library
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BOOLEAN (*PacketGetAdapterNames)(PTSTR, PULONG) = NULL;
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PCHAR (*PacketGetVersion)(VOID) = NULL;
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int main(int argc, char **argv)
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{
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char AdapterInfo[NIC_BUFFER_SIZE] = { '\0','\0' };
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unsigned long AdapterLength = NIC_BUFFER_SIZE;
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LPWSTR wstrName;
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LPSTR strDesc;
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int nAdapterCount;
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int i;
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char* PacketLibraryVersion;
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// Attemp to load the WinPCap dynamic link library
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HINSTANCE hPacket = LoadLibrary("PACKET.DLL");
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if (hPacket) {
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PacketGetAdapterNames = (BOOLEAN (*)(PTSTR, PULONG))GetProcAddress(hPacket, "PacketGetAdapterNames");
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PacketGetVersion = (PCHAR (*)(VOID))GetProcAddress(hPacket, "PacketGetVersion");
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} else {
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printf("Could not load WinPCap driver! for more information goto:\n");
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printf ("http://netgroup-serv.polito.it/winpcap\n");
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return 1;
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}
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if (!(PacketLibraryVersion = PacketGetVersion())) {
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printf("ERROR: Could not get Packet DLL Version string.\n");
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return 2;
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}
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printf("Packet Library Version: %s\n", PacketLibraryVersion);
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if (!PacketGetAdapterNames(AdapterInfo, &AdapterLength)) {
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printf("ERROR: Could not get Packet Adaptor Names.\n");
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return 2;
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}
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wstrName = (LPWSTR)AdapterInfo;
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// Enumerate all the adapters names found...
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nAdapterCount = 0;
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while ((*wstrName)) {
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nic_info[nAdapterCount].wstrName = wstrName;
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wstrName += lstrlenW(wstrName) + 1;
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nAdapterCount++;
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if (nAdapterCount > 9) break;
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}
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strDesc = (LPSTR)++wstrName;
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if (!nAdapterCount) {
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printf("No Packet Adaptors found (%lu)\n", AdapterLength);
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} else {
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printf("Adaptor count: %d\n", nAdapterCount);
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}
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// And obtain the adapter description strings....
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for (i = 0; i < nAdapterCount; i++) {
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nic_info[i].strDesc = strDesc;
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strDesc += lstrlen(strDesc) + 1;
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// display adapter info
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printf("%d: %s\n", i + 1, nic_info[i].strDesc);
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wprintf(L" Device: %s\n", nic_info[i].wstrName);
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}
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return 0;
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}
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