package/busybox/busybox-1.5.0-max_host_len_40.patch

   1 diff -ur busybox-1.5.0/networking/dnsd.c busybox-1.5.0-patched/networking/dnsd.c
   2 --- busybox-1.5.0/networking/dnsd.c     2007-03-22 15:21:23.000000000 -0500
   3 +++ busybox-1.5.0-patched/networking/dnsd.c     2007-04-13 06:53:49.000000000 -0500
   4 @@ -30,7 +30,7 @@
   5  #define DEBUG 0
   6
   7  enum {
   8 -       MAX_HOST_LEN = 16,      // longest host name allowed is 15
   9 +       MAX_HOST_LEN = 41,      // longest host name allowed is 40
  10         IP_STRING_LEN = 18,     // .xxx.xxx.xxx.xxx\0
  11
  12  //must be strlen('.in-addr.arpa') larger than IP_STRING_LEN
  13 @@ -186,17 +186,21 @@
  14  {
  15         int i;
  16         struct dns_entry *d=dnsentry;
  17 +       char *p,*q;
  18 +
  19 +       q = (char *)&(qs[1]);
  20 +       p = &(d->name[1]);
  21
  22         do {
  23  #if DEBUG
  24 -               char *p,*q;
  25 -               q = (char *)&(qs[1]);
  26 -               p = &(d->name[1]);
  27                 fprintf(stderr, "\n%s: %d/%d p:%s q:%s %d",
  28                         __FUNCTION__, (int)strlen(p), (int)(d->name[0]),
  29                         p, q, (int)strlen(q));
  30  #endif
  31                 if (type == REQ_A) { /* search by host name */
  32 +                       p = &(d->name[1]);
  33 +                       if(strlen(q) != strlen(p))
  34 +                               continue;
  35                         for (i = 1; i <= (int)(d->name[0]); i++)
  36                                 if (tolower(qs[i]) != d->name[i])
  37                                         break;