2015-04-13 11:24:54 +00:00
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/*
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* include/proto/applet.h
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* This file contains applet function prototypes
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*
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* Copyright (C) 2000-2015 Willy Tarreau - w@1wt.eu
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation, version 2.1
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* exclusively.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef _PROTO_APPLET_H
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#define _PROTO_APPLET_H
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#include <stdlib.h>
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#include <common/config.h>
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#include <types/applet.h>
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#include <proto/connection.h>
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/* Initializes all required fields for a new appctx. Note that it does the
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* minimum acceptable initialization for an appctx. This means only the
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* 3 integer states st0, st1, st2 are zeroed.
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*/
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static inline void appctx_init(struct appctx *appctx)
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{
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appctx->st0 = appctx->st1 = appctx->st2 = 0;
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}
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/* Tries to allocate a new appctx and initialize its main fields. The appctx
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* is returned on success, NULL on failure. The appctx must be released using
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* pool_free2(connection) or appctx_free(), since it's allocated from the
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* connection pool. <applet> is assigned as the applet, but it can be NULL.
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*/
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2015-04-13 11:50:30 +00:00
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static inline struct appctx *appctx_new(struct applet *applet)
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2015-04-13 11:24:54 +00:00
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{
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struct appctx *appctx;
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appctx = pool_alloc2(pool2_connection);
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if (likely(appctx != NULL)) {
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appctx->obj_type = OBJ_TYPE_APPCTX;
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appctx->applet = applet;
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appctx_init(appctx);
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}
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return appctx;
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}
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/* Releases an appctx previously allocated by appctx_new(). Note that
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* we share the connection pool.
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*/
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static inline void appctx_free(struct appctx *appctx)
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{
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pool_free2(pool2_connection, appctx);
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}
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#endif /* _PROTO_APPLET_H */
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/*
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* Local variables:
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* c-indent-level: 8
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* c-basic-offset: 8
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* End:
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*/
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