83 lines
2.1 KiB
C
83 lines
2.1 KiB
C
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#include <nt.h>
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#include <ntrtl.h>
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#include <nturtl.h>
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#include <windows.h>
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#include <winsock2.h>
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#include <wsipx.h>
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#include <svcguid.h>
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#include <nspapi.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <rpc.h>
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#include <rpcdce.h>
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_cdecl
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main(int argc, char **argv)
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{
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WSADATA wsaData;
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struct hostent * lpHostEnt;
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char * lpTemp;
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BYTE AddrBuffer[1000];
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BYTE AliasBuffer[1000];
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DWORD AddrBufLen = 1000;
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DWORD AliasBufLen = 1000;
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LPCSADDR_INFO lpCSAddrInfo = (LPCSADDR_INFO) AddrBuffer;
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LPSTR lpAliases = (LPSTR) AliasBuffer;
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GUID dnsGuid = SVCID_DOMAIN_TCP;
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char ** ppHostAliases;
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DWORD iter;
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if ( argc != 2 )
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{
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printf( "\nUseage: ghbn <Name>\n" );
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return( -1 );
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}
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WSAStartup( MAKEWORD(1, 1), &wsaData );
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system( "pause" );
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for ( iter = 0; iter < 10000; iter ++ )
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{
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lpHostEnt = gethostbyname( argv[1] );
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}
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system( "pause" );
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if ( lpHostEnt )
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{
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DWORD iter = 0;
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printf( "\nHost address found for %s.\n", argv[1] );
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printf( "Official name of host: %s\n", lpHostEnt->h_name );
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ppHostAliases = lpHostEnt->h_aliases;
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while ( *ppHostAliases )
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printf( "Alias name: %s\n", *ppHostAliases++ );
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printf( "Host address type: %d\n", lpHostEnt->h_addrtype );
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printf( "Length of addresses: %d\n", lpHostEnt->h_length );
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while ( lpHostEnt->h_addr_list[iter] )
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{
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printf( "Address %d\t: [%d.%d.%d.%d]\n",
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iter + 1,
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0x00FF & (WORD) lpHostEnt->h_addr_list[iter][0],
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0x00FF & (WORD) lpHostEnt->h_addr_list[iter][1],
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0x00FF & (WORD) lpHostEnt->h_addr_list[iter][2],
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0x00FF & (WORD) lpHostEnt->h_addr_list[iter][3] );
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iter++;
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}
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}
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else
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{
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printf( "\nNo host found for %s.\nError: %d", argv[1], WSAGetLastError() );
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}
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WSACleanup();
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return( 0 );
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}
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