reactos/services/dhcpd/src/display/display.c

   1 #include <stdio.h>
   2
   3 #include <headers.h>
   4 #include <datatypes.h>
   5 #include <display.h>
   6 #include <options.h>
   7
   8 int display_dhcp_packet( DHCPMESSAGE *dhcpm, DHCPOPTIONS *dhcpo )
   9 {
  10   char *mtype;
  11   if( dhcpm == NULL )
  12     return -1;
  13
  14   fprintf( stdout, "op: %s\t|htype: %s\t|hlen: %u\t|hops: %u\n", (dhcpm->op == 1)?"BOOTREQUEST":"BOOTREPLY", (dhcpm->htype==1)?"Ethernet 10Mb":"unknown", dhcpm->hlen, dhcpm->hops);
  15   fprintf( stdout, "xid: %u \n", dhcpm->xid );
  16   fprintf( stdout, "secs: %u\t\t|flags: %u\n", dhcpm->secs, dhcpm->flags );
  17   fprintf( stdout, "ciaddr: %u.%u.%u.%u \n", (dhcpm->ciaddr >> 24), ((dhcpm->ciaddr>>16)&0xFF), ((dhcpm->ciaddr>>8)&0xFF), ((dhcpm->ciaddr)&0xFF));
  18   fprintf( stdout, "yiaddr: %u.%u.%u.%u \n", (dhcpm->yiaddr >> 24), ((dhcpm->yiaddr>>16)&0xFF), ((dhcpm->yiaddr>>8)&0xFF), ((dhcpm->yiaddr)&0xFF));
  19   fprintf( stdout, "siaddr: %u.%u.%u.%u \n", (dhcpm->siaddr >> 24), ((dhcpm->siaddr>>16)&0xFF), ((dhcpm->siaddr>>8)&0xFF), ((dhcpm->siaddr)&0xFF));
  20   fprintf( stdout, "giaddr: %u.%u.%u.%u \n", (dhcpm->giaddr >> 24), ((dhcpm->giaddr>>16)&0xFF), ((dhcpm->giaddr>>8)&0xFF), ((dhcpm->giaddr)&0xFF));
  21   fprintf( stdout, "chaddr: %X::%X::%X::%X::%X::%X \n", dhcpm->chaddr[0], dhcpm->chaddr[1], dhcpm->chaddr[2], dhcpm->chaddr[3], dhcpm->chaddr[4], dhcpm->chaddr[5] );
  22   fprintf( stdout, "sname: %s \n", dhcpm->sname );
  23   fprintf( stdout, "file: %s \n", dhcpm->file );
  24   /* options come here */
  25   switch( dhcpo->type )
  26     {
  27     case DHCPDISCOVER:
  28       mtype = (char *)malloc( strlen( "DHCPDISCOVER" ) +1);
  29       strcpy( mtype, "DHCPDISCOVER" );
  30       break;
  31     case DHCPREQUEST:
  32       mtype = (char *)malloc( strlen( "DHCPREQUEST" ) +1);
  33       strcpy( mtype, "DHCPREQUEST" );
  34       break;
  35     case DHCPACK:
  36       mtype = (char *)malloc( strlen( "DHCPACK" ) +1);
  37       strcpy( mtype, "DHCPACK" );
  38       break;
  39     case DHCPNAK:
  40       mtype = (char *)malloc( strlen( "DHCPNAK" ) +1);
  41       strcpy( mtype, "DHCPNAK" );
  42       break;
  43     case DHCPRELEASE:
  44       mtype = (char *)malloc( strlen( "DHCPRELEASE" ) +1);
  45       strcpy( mtype, "DHCPRELEASE" );
  46       break;
  47     case DHCPDECLINE:
  48       mtype = (char *)malloc( strlen( "DHCPDECLINE" ) +1);
  49       strcpy( mtype, "DHCPDECLINE" );
  50       break;
  51     case DHCPOFFER:
  52       mtype = (char *)malloc( strlen( "DHCPOFFER" ) +1);
  53       strcpy( mtype, "DHCPOFFER" );
  54       break;
  55     default:
  56       mtype = (char *)malloc( strlen("Unknown Type") +1);
  57       strcpy( mtype, "Unknown Type" );
  58       break;
  59     }
  60   fprintf( stdout, "Message Type: %s \n", mtype );
  61   return 0;
  62 }
  63