package/busybox/busybox-1.2.2.1-max_host_len_40.patch

   1 diff -ur busybox-1.2.2.1/networking/dnsd.c busybox-1.2.2.1-patched/networking/dnsd.c
   2 --- busybox-1.2.2.1/networking/dnsd.c   2006-10-24 15:21:17.000000000 -0500
   3 +++ busybox-1.2.2.1-patched/networking/dnsd.c   2007-04-12 12:49:53.000000000 -0500
   4 @@ -31,11 +31,11 @@
   5
   6  #define is_daemon()  (flags&16)
   7  #define is_verbose() (flags&32)
   8 -//#define DEBUG
   9 +#undef DEBUG
  10
  11
  12  enum {
  13 -       MAX_HOST_LEN = 16,      // longest host name allowed is 15
  14 +       MAX_HOST_LEN = 41,      // longest host name allowed is 40
  15         IP_STRING_LEN = 18,     // .xxx.xxx.xxx.xxx\0
  16
  17  //must be strlen('.in-addr.arpa') larger than IP_STRING_LEN
  18 @@ -229,19 +229,23 @@
  19  {
  20         int i;
  21         struct dns_entry *d = dnsentry;
  22 +       char *p,*q;
  23 +
  24 +       q = (char *)&(qs[1]);
  25 +       p = &(d->name[1]);
  26
  27         if(d) do {
  28  #ifdef DEBUG
  29                 if(qs && d) {
  30 -                       char *p,*q;
  31 -                       q = (char *)&(qs[1]);
  32 -                       p = &(d->name[1]);
  33                         fprintf(stderr, "\n%s: %d/%d p:%s q:%s %d",
  34                                 __FUNCTION__, strlen(p), (int)(d->name[0]),
  35                                 p, q, strlen(q));
  36                 }
  37  #endif
  38                 if (type == REQ_A) {                    /* search by host name */
  39 +                       p = &(d->name[1]);
  40 +                       if(strlen(q) != strlen(p))
  41 +                               continue;
  42                         for(i = 1; i <= (int)(d->name[0]); i++)
  43                                 if(tolower(qs[i]) != d->name[i])
  44                                         break;
  45 @@ -398,13 +402,15 @@
  46                 fprintf(stderr,"fileconf: %s\n", fileconf);
  47         }
  48
  49 -       if(is_daemon())
  50 +       if(is_daemon()) {
  51  #ifdef BB_NOMMU
  52                 /* reexec for vfork() do continue parent */
  53                 vfork_daemon_rexec(1, 0, argc, argv, "-d");
  54  #else
  55                 bb_xdaemon(1, 0);
  56  #endif
  57 +               daemonmode = 1;
  58 +       }
  59
  60         dnsentryinit(is_verbose());
  61