From e1729dfdb9c341fe0b9fed7d7b0a80691a547d82 Mon Sep 17 00:00:00 2001
From: Chmouel Boudjnah <chmouel@mandriva.org>
Date: Thu, 1 Jul 1999 12:29:54 +0000
Subject: "See_The_Changelog"

---
 perl-install/unused/dns.pm | 64 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 64 insertions(+)
 create mode 100644 perl-install/unused/dns.pm

(limited to 'perl-install/unused/dns.pm')

diff --git a/perl-install/unused/dns.pm b/perl-install/unused/dns.pm
new file mode 100644
index 000000000..baad57f9e
--- /dev/null
+++ b/perl-install/unused/dns.pm
@@ -0,0 +1,64 @@
+use diagnostics;
+use strict;
+
+# This is dumb, but glibc doesn't like to do hostname lookups w/o libc.so 
+
+
+#TODO TODO
+sub doQuery {
+#    my ($query, $queryType, $domainName, $ipNum) = @_;
+#
+#    _res.retry = 2;
+#
+#    len = res_search(query, C_IN, queryType, (void *) &response, 
+#		     sizeof(response));
+#    if (len <= 0) return -1;
+#
+#    if (ntohs(response.hdr.rcode) != NOERROR) return -1;
+#    ancount = ntohs(response.hdr.ancount);
+#    if (ancount < 1) return -1;
+#
+#    data = response.buf + sizeof(HEADER);
+#    end = response.buf + len;
+#    
+#    # skip the question 
+#    data += dn_skipname(data, end) + QFIXEDSZ;
+#
+#    # parse the answer(s) 
+#    while (--ancount >= 0 && data < end) {
+#
+#      # skip the domain name portion of the RR record 
+#      data += dn_skipname(data, end);
+#
+#      # get RR information 
+#      GETSHORT(type, data);
+#      data += INT16SZ; # skipp class 
+#      data += INT32SZ; # skipp TTL 
+#      GETSHORT(len,  data);
+#
+#      if (type == T_PTR) {
+#	 # we got a pointer 
+#	 len = dn_expand(response.buf, end, data, name, sizeof(name));
+#	 if (len <= 0) return -1;
+#	 if (queryType == T_PTR && domainName) {
+#	   # we wanted a pointer 
+#	   *domainName = malloc(strlen(name) + 1);
+#	   strcpy(*domainName, name);
+#	   return 0;
+#	 }
+#      } else if (type == T_A) {
+#	 # we got an address 
+#	 if (queryType == T_A && ipNum) {
+#	   # we wanted an address 
+#	   memcpy(ipNum, data, sizeof(*ipNum));
+#	   return 0;
+#	 }
+#      }
+#
+#      # move ahead to next RR 
+#      data += len;
+#    } 
+#
+#    return -1;
+}
+
-- 
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