mirror of
https://git.haproxy.org/git/haproxy.git/
synced 2025-10-31 00:21:00 +01:00
55 lines
1.7 KiB
C
55 lines
1.7 KiB
C
/*
|
|
* include/haproxy/pipe.h
|
|
* Pipe management - exported functions
|
|
*
|
|
* Copyright (C) 2000-2020 Willy Tarreau - w@1wt.eu
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation, version 2.1
|
|
* exclusively.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*/
|
|
|
|
#ifndef _HAPROXY_PIPE_H
|
|
#define _HAPROXY_PIPE_H
|
|
|
|
#include <haproxy/api.h>
|
|
#include <haproxy/pipe-t.h>
|
|
|
|
extern int pipes_used; /* # of pipes in use (2 fds each) */
|
|
extern int pipes_free; /* # of pipes unused (2 fds each) */
|
|
|
|
/* return a pre-allocated empty pipe. Try to allocate one if there isn't any
|
|
* left. NULL is returned if a pipe could not be allocated.
|
|
*/
|
|
struct pipe *get_pipe();
|
|
|
|
/* destroy a pipe, possibly because an error was encountered on it. Its FDs
|
|
* will be closed and it will not be reinjected into the live pool.
|
|
*/
|
|
void kill_pipe(struct pipe *p);
|
|
|
|
/* put back a unused pipe into the live pool. If it still has data in it, it is
|
|
* closed and not reinjected into the live pool. The caller is not allowed to
|
|
* use it once released.
|
|
*/
|
|
void put_pipe(struct pipe *p);
|
|
|
|
#endif /* _HAPROXY_PIPE_H */
|
|
|
|
/*
|
|
* Local variables:
|
|
* c-indent-level: 8
|
|
* c-basic-offset: 8
|
|
* End:
|
|
*/
|