Fix mod_h2/github issue #126: correct lifetime of data sent on temp pools

* modules/http2/h2_bucket_beam.c 
  - ignore send pools that are sub-pools of the existing one
  - added h2_beam_send_from() to allow explicit registering of the
    correct pool for the sending

* modules/http2/h2_bucket_beam.h
  - add prototype for h2_beam_send_from()

* modules/http2/h2_mplx.c
  - adding logging of output beam state

* modules/http2/h2_stream.c
  - register stream pool for sending data on input beam

* modules/http2/h2_task.c
  - register task pool on output beam on creation
  - adding trace logging
 
* modules/http2/h2_proxy_session.c
  - fixing a type in a comment while we're at it



git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1775813 13f79535-47bb-0310-9956-ffa450edef68

backend connection, happening with LogLevel trace2 or higher configured,
or at any log level with compilers not detected as C99 compliant (e.g.
MSVC on Windows).



git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1775775 13f79535-47bb-0310-9956-ffa450edef68

In 2.4, they are generated by LimitRequestBody failures. trunk no 
longer uses error buckets in this path, but someone else could.

PR60375

Submitted By: Eric Covener,Lubos Uhliarik <luhliari  redhat.com>
Committed By: covener




git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1775770 13f79535-47bb-0310-9956-ffa450edef68

We are already checking an even narrower set of characters
just below.



git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1775664 13f79535-47bb-0310-9956-ffa450edef68

fix indent


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1775491 13f79535-47bb-0310-9956-ffa450edef68

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1775490 13f79535-47bb-0310-9956-ffa450edef68

 *) mod_proxy_fcgi, mod_fcgid: Fix crashes in ap_fcgi_encoded_env_len() when
    modules add empty environment variables to the request. PR60275.
    [<alex2grad AT gmail.com>]

Submitted By: <alex2grad AT gmail.com>]
Committed By: covener




git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1775487 13f79535-47bb-0310-9956-ffa450edef68

on zOS, isascii() really means 7 bit ascii, but our strings
are in ebcdic for 99.95% of the lifetime of the server.



git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1775199 13f79535-47bb-0310-9956-ffa450edef68

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1775196 13f79535-47bb-0310-9956-ffa450edef68

semantics to respectively warn the caller and cleanly terminate the connection
afterwards.

Suggested by: rpluem



git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1775195 13f79535-47bb-0310-9956-ffa450edef68

"686: warning: 'ok' may be used uninitialized in
this function"
This is a false positive, because the value of "ok"
will only be used if stapling_get_cached_response()
sets "rsp" to non-NULL in which case it will always
have set "ok".


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1775173 13f79535-47bb-0310-9956-ffa450edef68

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1774894 13f79535-47bb-0310-9956-ffa450edef68

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1774893 13f79535-47bb-0310-9956-ffa450edef68

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1774657 13f79535-47bb-0310-9956-ffa450edef68

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1774655 13f79535-47bb-0310-9956-ffa450edef68

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1774621 13f79535-47bb-0310-9956-ffa450edef68

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1774616 13f79535-47bb-0310-9956-ffa450edef68

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1774610 13f79535-47bb-0310-9956-ffa450edef68

build of mod_socache_memcache. It now needs
mod_status.h.

Untested but exactly analogous to what works for
mod_socache_shmcb and others.


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1774609 13f79535-47bb-0310-9956-ffa450edef68

apr_uint64_t on some platforms.

Followup to r1649491.


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1774602 13f79535-47bb-0310-9956-ffa450edef68

are already or about to be closed.



git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1774541 13f79535-47bb-0310-9956-ffa450edef68

On graceful shutdown/restart, kill kept-alive connections before poll()ing
again, avoiding to wait for their "normal" timers (before being woken up)
when they remain the last handled connections.



git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1774538 13f79535-47bb-0310-9956-ffa450edef68

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1774535 13f79535-47bb-0310-9956-ffa450edef68

process exit.


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1774525 13f79535-47bb-0310-9956-ffa450edef68

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1774507 13f79535-47bb-0310-9956-ffa450edef68

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1774506 13f79535-47bb-0310-9956-ffa450edef68

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1774505 13f79535-47bb-0310-9956-ffa450edef68

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1774493 13f79535-47bb-0310-9956-ffa450edef68

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1774492 13f79535-47bb-0310-9956-ffa450edef68

filtered out from the outgoing brigade by ap_http_outerror_filter() applying
the EOC semantic.


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1774322 13f79535-47bb-0310-9956-ffa450edef68

PR60478

Submitted By: Jeff Wheelouse <apache wheelhouse.org>
Committed By: covener


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1774288 13f79535-47bb-0310-9956-ffa450edef68

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1774286 13f79535-47bb-0310-9956-ffa450edef68

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1774070 13f79535-47bb-0310-9956-ffa450edef68

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1774069 13f79535-47bb-0310-9956-ffa450edef68

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1774068 13f79535-47bb-0310-9956-ffa450edef68

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1774026 13f79535-47bb-0310-9956-ffa450edef68

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1774023 13f79535-47bb-0310-9956-ffa450edef68

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1774018 13f79535-47bb-0310-9956-ffa450edef68

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1774008 13f79535-47bb-0310-9956-ffa450edef68

ovector will be created to accept greater than nmatch elements for processing.
Allocate enough elts in all circumstances for pcre2api.



git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1773882 13f79535-47bb-0310-9956-ffa450edef68