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Fix ServerDNSRandomizeCase so that setting it to 0 works.

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Bugfix on 0.2.1.7-alpha.  Backport candidate. Fixes bug 905.

svn:r18063
This commit is contained in:
Nick Mathewson
2009-01-10 14:38:14 +00:00
parent bd0e400bc3
commit dbc8a44bae
2 changed files with 5 additions and 3 deletions
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ChangeLog
+3 -1
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@@ -10,6 +10,8 @@ Changes in version 0.2.1.11-alpha - 2009-01-??
- Try to make sure that the version of Libevent we're running with
is binary-compatible with the one we built with. May address bug
897 and others.
- Make setting ServerDNSRandomizeCase to 0 actually work. Bugfix
for bug 905. Bugfix on 0.2.1.7-alpha.
o Minor bugfixes:
- Make outbound DNS packets respect the OutboundBindAddress setting.
@@ -394,7 +396,7 @@ Changes in version 0.2.1.7-alpha - 2008-11-08
- Implement the 0x20 hack to better resist DNS poisoning: set the
case on outgoing DNS requests randomly, and reject responses that do
not match the case correctly. This logic can be disabled with the
ServerDNSRamdomizeCase setting, if you are using one of the 0.3%
ServerDNSRandomizeCase setting, if you are using one of the 0.3%
of servers that do not reliably preserve case in replies. See
"Increased DNS Forgery Resistance through 0x20-Bit Encoding"
for more info.
src/or/dns.c
+2 -2
View File
@@ -198,9 +198,9 @@ dns_init(void)
init_cache_map();
evdns_set_random_bytes_fn(_dns_randfn);
if (get_options()->ServerDNSRandomizeCase)
evdns_set_option("randomize-case", "1", DNS_OPTIONS_ALL);
evdns_set_option("randomize-case:", "1", DNS_OPTIONS_ALL);
else
evdns_set_option("randomize-case", "0", DNS_OPTIONS_ALL);
evdns_set_option("randomize-case:", "0", DNS_OPTIONS_ALL);
if (server_mode(get_options())) {
int r = configure_nameservers(1);
return r;