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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-13 12:18:05 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-13 12:18:05 +0000 |
commit | b46aad6df449445a9fc4aa7b32bd40005438e3f7 (patch) | |
tree | 751aa858ca01f35de800164516b298887382919d /include/haproxy/pipe.h | |
parent | Initial commit. (diff) | |
download | haproxy-b46aad6df449445a9fc4aa7b32bd40005438e3f7.tar.xz haproxy-b46aad6df449445a9fc4aa7b32bd40005438e3f7.zip |
Adding upstream version 2.9.5.upstream/2.9.5
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'include/haproxy/pipe.h')
-rw-r--r-- | include/haproxy/pipe.h | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/include/haproxy/pipe.h b/include/haproxy/pipe.h new file mode 100644 index 0000000..12bd8ea --- /dev/null +++ b/include/haproxy/pipe.h @@ -0,0 +1,54 @@ +/* + * 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: + */ |