misc/niclist.c

   1 /////////////////////////////////////////////////////////////////////////
   2 //
   3 // misc/niclist.c
   4 // by Don Becker <x-odus@iname.com>
   5 // $Id: niclist.c,v 1.14 2007/10/31 13:10:04 sshwarts Exp $
   6 //
   7 // This program is for win32 only.  It lists the network interface cards
   8 // that you can use in the "ethdev" field of the ne2k line in your bochsrc.
   9 //
  10 // For this program and for win32 ethernet, the winpcap library is required.
  11 // Download it from http://www.winpcap.org/
  12 //
  13 /////////////////////////////////////////////////////////////////////////
  14
  15 #ifndef WIN32
  16 #error Niclist will only work on WIN32 platforms.
  17 #endif
  18
  19 #include <windows.h>
  20 #include <stdio.h>
  21 #include <conio.h>
  22 #include <stdlib.h>
  23
  24 #define MAX_ADAPTERS 10
  25 #define NIC_BUFFER_SIZE 2048
  26
  27
  28 // declare our NT/9X structures to hold the adapter name and descriptions
  29 typedef struct {
  30         LPWSTR  wstrName;
  31         LPSTR   strDesc;
  32 } NIC_INFO_NT;
  33
  34 typedef struct {
  35         LPSTR   strName;
  36         LPSTR   strDesc;
  37 } NIC_INFO_9X;
  38
  39 // declare an array of structures to hold our adapter information
  40 NIC_INFO_NT niNT[MAX_ADAPTERS];
  41 NIC_INFO_9X ni9X[MAX_ADAPTERS];
  42
  43 BOOLEAN   (*PacketGetAdapterNames)(PTSTR, PULONG) = NULL;
  44 PCHAR   (*PacketGetVersion)() = NULL;
  45
  46 void myexit (int code)
  47 {
  48   printf ("\nPress any key to continue\n");
  49   getch();
  50   exit(code);
  51 }
  52
  53 int main(int argc, char **argv)
  54 {
  55         int i;
  56         HINSTANCE     hPacket;
  57         DWORD         dwVersion, dwMajorVersion;
  58         char                    AdapterInfo[NIC_BUFFER_SIZE] = { '\0','\0' };
  59         unsigned long   AdapterLength = NIC_BUFFER_SIZE;
  60         LPWSTR                  wstrName;
  61         LPSTR                   strName, strDesc;
  62         int                             nAdapterCount;
  63         PCHAR           dllVersion;
  64         PCHAR           testString;
  65         int             nDLLMajorVersion, nDLLMinorVersion;
  66
  67
  68         // Attemp to load the WinpCap packet library
  69         hPacket = LoadLibrary("PACKET.DLL");
  70         if(hPacket)
  71         {
  72                 // Now look up the address
  73                 PacketGetAdapterNames = (BOOLEAN (*)(PTSTR, PULONG))GetProcAddress(hPacket, "PacketGetAdapterNames");
  74                 PacketGetVersion = (PCHAR (*)())GetProcAddress(hPacket, "PacketGetVersion");
  75         }
  76         else {
  77                 printf("Could not load WinPCap driver!\n");
  78                 printf ("You can download them for free from\n");
  79                 printf ("http://www.winpcap.org/\n");
  80                 myexit(1);
  81         }
  82
  83         dwVersion      = GetVersion();
  84         dwMajorVersion = (DWORD)(LOBYTE(LOWORD(dwVersion)));
  85
  86         // Get DLL Version and Tokenize
  87         dllVersion = PacketGetVersion();
  88         nDLLMajorVersion = -1;
  89         nDLLMinorVersion = -1;
  90         for ( testString = strtok(dllVersion, ",. ");
  91               testString != NULL;
  92               testString = strtok(NULL, ",. ") )
  93         {
  94                 // If Single Character, Convert
  95                 if ( strlen( testString ) == 1 )
  96                 {
  97                         // Check Major First
  98                         if ( nDLLMajorVersion == -1 )
  99                         {
 100                                 nDLLMajorVersion = atoi(testString);
 101                         }
 102                         else if ( nDLLMinorVersion == -1 )
 103                         {
 104                                 nDLLMinorVersion = atoi(testString);
 105                         }
 106                 }
 107         }
 108
 109         // Get out blob of adapter info
 110         PacketGetAdapterNames(AdapterInfo,&AdapterLength);
 111
 112         // If this is Windows NT ... And DLL Returns UNICODE
 113         if(!(dwVersion >= 0x80000000 && dwMajorVersion >= 4) &&
 114            (nDLLMajorVersion < 3 || (nDLLMajorVersion == 3 && nDLLMinorVersion < 1)))
 115         {
 116                 wstrName=(LPWSTR)AdapterInfo;
 117
 118                 // Obtain Names
 119                 nAdapterCount = 0;
 120                 while ((*wstrName))
 121                 {
 122                         // store pointer to name
 123                         niNT[nAdapterCount].wstrName=wstrName;
 124                         wstrName += lstrlenW(wstrName) +1;
 125                         nAdapterCount++;
 126                 }
 127
 128                 strDesc = (LPSTR)++wstrName;
 129
 130                 // Obtain descriptions ....
 131                 for(i=0;i<nAdapterCount;i++)
 132                 {
 133                         // store pointer to description
 134                         niNT[i].strDesc=strDesc;
 135                         strDesc += lstrlen(strDesc) +1;
 136
 137                         // ... and display adapter info
 138                         printf("\n%d: %s\n",i+1,niNT[i].strDesc);
 139                         wprintf(L"     Device: %s",niNT[i].wstrName);
 140                 }
 141
 142                 if(i)
 143                 {
 144                         printf("\n\nExample config for bochsrc:\n");
 145                         wprintf(L"ne2k: ioaddr=0x300, irq=3, mac=b0:c4:20:00:00:00, ethmod=win32, ethdev=%s",niNT[0].wstrName);
 146                         printf("\n");
 147                 }
 148
 149         }
 150         else
 151         {
 152                 // Windows 9x
 153                 strName=(LPSTR)AdapterInfo;
 154
 155                 // Obtain Names
 156                 nAdapterCount = 0;
 157                 while ((*strName))
 158                 {
 159                         // store pointer to name
 160                         ni9X[nAdapterCount].strName=strName;
 161                         strName += lstrlen(strName) +1;
 162                         nAdapterCount++;
 163                 }
 164
 165                 strDesc = (LPSTR)++strName;
 166
 167                 // Obtain descriptions ....
 168                 for(i=0;i<nAdapterCount;i++)
 169                 {
 170                         // store pointer to description
 171                         ni9X[i].strDesc=strDesc;
 172                         strDesc += lstrlen(strDesc) +1;
 173
 174                         // ... and display adapter info
 175                         printf("\n%d: %s\n",i+1,ni9X[i].strDesc);
 176                         printf("     Device: %s",ni9X[i].strName);
 177                 }
 178
 179                 if(i)
 180                 {
 181                         printf("\n\nExample config for bochsrc:\n");
 182                         printf("ne2k: ioaddr=0x300, irq=3, mac=b0:c4:20:00:00:00, ethmod=win32, ethdev=%s",ni9X[0].strName);
 183                         printf("\n");
 184                 }
 185
 186                 printf("\n");
 187         }
 188
 189         myexit (0);
 190         return 0; /* shut up stupid compilers */
 191 }