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Force off bit Z.

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git-svn-id: file:///svn/unbound/trunk@2126 be551aaa-1e26-0410-a405-d3ace91eadb9
This commit is contained in:
Wouter Wijngaards 2010-06-01 06:48:15 +00:00
parent 8360afa15f
commit 1bd8583d3f
2 changed files with 4 additions and 1 deletions
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3
doc/Changelog
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@ -1,3 +1,6 @@
1 June 2010: Wouter
- Ignore Z flag in incoming messages too.
31 May 2010: Wouter
- Fix AD flag handling, it could in some cases mistakenly copy the AD
flag from upstream servers.

2
iterator/iter_scrub.c
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@ -717,7 +717,7 @@ scrub_message(ldns_buffer* pkt, struct msg_parse* msg,
return 0;
if( !(msg->flags&BIT_QR) )
return 0;
msg->flags &= ~(BIT_AD); /* force AD bit to be turned off */
msg->flags &= ~(BIT_AD|BIT_Z); /* force off bit AD and Z */
/* make sure that a query is echoed back when NOERROR or NXDOMAIN */
/* this is not required for basic operation but is a forgery