From: Nick Mathewson <nickm@torproject.org>
Date: Tue, 30 Jun 2009 14:23:18 +0000 (+0000)
Subject: The truncated bit is in the 3rd byte of a dns reply, not the 4th. [fwd-port]
X-Git-Tag: release-2.0.3-alpha~195
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=342ad3550ba685c0b0e95a8aa98d86f1509f36ab;p=libevent

The truncated bit is in the 3rd byte of a dns reply, not the 4th. [fwd-port]

svn:r1332
---

diff --git a/ChangeLog b/ChangeLog
index b8a0cc34..251fe7dd 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -34,8 +34,8 @@ Changes in 2.0.2-alpha:
  o Fix a memory error when freeing a thread-enabled event base with registered events. (Spotted by Joachim Bauch.)
  o Try to contain degree of failure when running on a win32 version so heavily firewalled that we can't fake a socketpair.
  o Activate fd events in a pseudorandom order with O(N) backends, so that we don't systematically favor low fds (select) or earlier-added fds (poll, win32).
- o Replace some read()/write() instances with send()/recv() to work properly
- on win32.
+ o Replace some read()/write() instances with send()/recv() to work properly on win32.
+ o Set truncated flag correctly in evdns server replies.
 
 
 Changes in 2.0.1-alpha:
diff --git a/evdns.c b/evdns.c
index 715d71c6..11e25254 100644
--- a/evdns.c
+++ b/evdns.c
@@ -1911,7 +1911,7 @@ evdns_server_request_format_response(struct server_request *req, int err)
 	if (j > 512) {
 overflow:
 		j = 512;
-		buf[3] |= 0x02; /* set the truncated bit. */
+		buf[2] |= 0x02; /* set the truncated bit. */
 	}
 
 	req->response_len = j;