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to allow us to apply the 2.4.x already-reviewed HttpProtocolOptions and
parser changes.



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Submitted by: trawick
Another comment-only backport syncing to 2.4.x




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Submitted by: trawick
s/ensure/insure/


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Submitted by: trawick
zap an unhelpful, out of date comment from httpd 1.2



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Submitted by: niq
Reject requests containing (invalid) NULL characters in request line
or request headers.
PR 43039

Backports: r892808
Submitted by: rpluem
Fix up r892678


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trunk patch: http://svn.apache.org/r1483005
Submitted by: jailletc36


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No effective code change


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navigated 2.4.x-merge-http-strict backport



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Submitted By: Edward Lu <Chaosed0 gmail.com>
Support custom ErrorDocuments for HTTP 501 and 414 status codes.
PR 57167 [Edward Lu <Chaosed0 gmail.com>]


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Submitted by: jailletc36
Fix sscanf format spotted by cppcheck 
(changes version major/minor types from signed to unsigned)


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Submitted by: jailletc36
Improve error message
PR 54384



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Submitted by: sf
remove obsolete comment from 1.3 days


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Submitted by: sf
remove some more old unused code


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Submitted by: sf
Remove unused code. "Next week" hasn't happened in the last 10 years or so.



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Submitted by: trawick
core: ErrorDocument now works for requests without a Host header.
PR: 48357


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Submitted by: sf
Make sure that a triggering LimitRequestFieldSize is always logged, even if the
first read already exeeds the limit and ap_rgetline does not return a header
name.



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Submitted by: trawick
s/ensure/insure/


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Submitted by: trawick
zap an unhelpful, out of date comment from httpd 1.2



git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/2.2.x-merge-http-strict@1775707 13f79535-47bb-0310-9956-ffa450edef68

Submitted by: rpluem
Correctly return a 400 (Bad request) in case of a HTTP/0.9 request like
GET @example.org/foo


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Submitted by: sf
Downgrade some more log messages indicating client errors from level error to
info. Add log messages for various reasons to return HTTP_BAD_REQUEST.


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Submitted by: sf
Enforce LimitRequestFieldSize after multiple headers with the same
name have been merged.


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Submitted by: sf
Use APR_STATUS_IS_... in some more cases.
While this is not strictly necessary everywhere, it makes it much easier
to find the problematic cases.



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Submitted by: covener
use APR_STATUS_IS_TIMEUP() instead of direct comparison with APR_TIMEUP.




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Submitted by: trawick
comment on where multiple headers with same name get merged

(some strict Cookie parsers can't handle what happens later,
but that is not our fault)



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Submitted by: rpluem
Fix up r892678



git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/2.2.x-merge-http-strict@1775692 13f79535-47bb-0310-9956-ffa450edef68

Submitted by: niq
Reject requests containing (invalid) NULL characters in request line
or request headers.
PR 43039


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warning in 2.2 codebase?)
Backports: r1514215
Submitted by: trawick



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