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87 lines
2.6 KiB
87 lines
2.6 KiB
/*
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* $Id$
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*
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* Copyright (C) 2001-2003 FhG Fokus
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*
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* This file is part of ser, a free SIP server.
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*
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* ser is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version
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*
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* For a license to use the ser software under conditions
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* other than those described here, or to purchase support for this
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* software, please contact iptel.org by e-mail at the following addresses:
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* info@iptel.org
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*
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* ser 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* History:
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* --------
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* 2005-02-13 script callbacks devided into request and reply types (bogdan)
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* 2009-06-01 Added pre- and post-script callback support for all types
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* of route blocks. (Miklos)
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*/
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#ifndef _SCRIPT_CB_H_
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#define _SCRIPT_CB_H_
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#include "parser/msg_parser.h"
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typedef int (cb_function)(struct sip_msg *msg, unsigned int flags, void *param);
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#define PRE_SCRIPT_CB (1<<30)
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#define POST_SCRIPT_CB (1<<31)
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/* Pre- and post-script callback flags. Use these flags to register
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* for the callbacks, and to check the type of the callback from the
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* functions.
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* (Power of 2 so more callbacks can be registered at once.)
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*/
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enum script_cb_flag { REQUEST_CB=1, FAILURE_CB=2, ONREPLY_CB=4,
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BRANCH_CB=8, ONSEND_CB=16, ERROR_CB=32,
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LOCAL_CB=64, EVENT_CB=128 };
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/* Callback types used for executing the callbacks.
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* Keep in sync with script_cb_flag!!!
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*/
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enum script_cb_type { REQUEST_CB_TYPE=1, FAILURE_CB_TYPE, ONREPLY_CB_TYPE,
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BRANCH_CB_TYPE, ONSEND_CB_TYPE, ERROR_CB_TYPE,
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LOCAL_CB_TYPE, EVENT_CB_TYPE };
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struct script_cb{
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cb_function *cbf;
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struct script_cb *next;
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void *param;
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};
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/* Register pre- or post-script callbacks.
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* Returns -1 on error, 0 on success
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*/
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int register_script_cb( cb_function f, unsigned int flags, void *param );
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int init_script_cb();
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void destroy_script_cb();
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/* Execute pre-script callbacks of a given type.
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* Returns 0 on error, 1 on success
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*/
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int exec_pre_script_cb( struct sip_msg *msg, enum script_cb_type type);
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/* Execute post-script callbacks of a given type.
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* Always returns 1, success.
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*/
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int exec_post_script_cb( struct sip_msg *msg, enum script_cb_type type);
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#endif
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