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zap an unhelpful, out of date comment from httpd 1.2



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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



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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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http: follow up to r1686271, also needed in 2.4.x/2.2.x by r1686271/r1687339.
Handle reentrance of state BODY_CHUNK_CR to avoid AH02901 when we eat BWS
from multiple reads.

http: follow up to r1686271.
Be lenient up to 10 (room for 32bit decimals) Bad White Spaces (BWS)
between chunk-size and chunk-ext/CRLF.

Submitted by: ylavic
Reviewed by: ylavic, wrowe, mrumph


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http: Fix LimitRequestBody checks when there is no more bytes to read.

Submitted by: Michael Kaufmann <mail michael-kaufmann.ch>
Committed by: ylavic
Reviewed  by: ylavic, mrumph, wrowe


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