sample_plugin.c

partysip 插件开发 简单的一个小例子

/*
  The sample_plugin plugin is a plugin for partysip.
  Copyright (C) 2002  Aymeric MOIZARD - <[e-mail]>
  
  The sample_plugin plugin is free software; you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published by
  the Free Software Foundation; either version 2 of the License, or
  (at your option) any later version.
  
  The sample_plugin plugin 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 General Public License for more details.

  You should have received a copy of the GNU General Public License
  along with sample_plugin; if not, write to the Free Software
  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/

#include "../config.h"
#include <partysip/partysip.h>
#include "sample_plugin.h"
#include <osip/smsg.h>

sample_plugin_ctx_t *sample_plugin_context = NULL;

extern psp_plugin_t PPL_DECLARE_DATA sample_plugin_plugin;

int
sample_plugin_ctx_init()
{
  sample_plugin_context = (sample_plugin_ctx_t*)smalloc(sizeof(sample_plugin_ctx_t));
  if (sample_plugin_context==NULL) return -1;
  
  return 0;
}

void
sample_plugin_ctx_free()
{
  sfree(sample_plugin_context);
  sample_plugin_context = NULL;
}

/* HOOK METHODS */

/*
  This method returns:
  -2 if plugin consider this request should be totally discarded!
  -1 on error
  0  nothing has been done
  1  things has been done on psp_req element
*/
int cb_sample_plugin_on_INVITE(psp_req_t *psp_req)
{
  TRACE(trace(__FILE__,__LINE__,TRACE_LEVEL3,NULL,
	      "INFO: sample_plugin plugin: cb_sample_plugin_on_INVITE\n"));
  
  psp_req_set_mode(psp_req, PSP_SLESS_MODE);
  psp_req_set_state(psp_req, PSP_CONTINUE);

  return 0;
}

int cb_sample_plugin_on_2XX(psp_req_t *psp_req)
{
  
  TRACE(trace(__FILE__,__LINE__,TRACE_LEVEL3,NULL,
	      "INFO: sample_plugin plugin: cb_sample_plugin_on_2XX.\n"));

  psp_req_set_mode(psp_req, PSP_SLESS_MODE);
  psp_req_set_state(psp_req, PSP_CONTINUE);

  return 0;
}

int cb_sample_plugin_on_3456XX(psp_req_t *psp_req)
{
  
  TRACE(trace(__FILE__,__LINE__,TRACE_LEVEL3,NULL,
	      "INFO: sample_plugin plugin: cb_sample_plugin_on_3456XX.\n"));

  psp_req_set_mode(psp_req, PSP_SLESS_MODE);
  psp_req_set_state(psp_req, PSP_CONTINUE);

  return 0;
}