apps/app_cdr.c

   1 /*
   2  * Asterisk -- An open source telephony toolkit.
   3  *
   4  * Copyright (C) 1999 - 2005, Digium, Inc.
   5  *
   6  * Martin Pycko <martinp@digium.com>
   7  *
   8  * See http://www.asterisk.org for more information about
   9  * the Asterisk project. Please do not directly contact
  10  * any of the maintainers of this project for assistance;
  11  * the project provides a web site, mailing lists and IRC
  12  * channels for your use.
  13  *
  14  * This program is free software, distributed under the terms of
  15  * the GNU General Public License Version 2. See the LICENSE file
  16  * at the top of the source tree.
  17  */
  18
  19 /*! \file
  20  *
  21  * \brief Applications connected with CDR engine
  22  *
  23  * Martin Pycko <martinp@digium.com>
  24  *
  25  * \ingroup applications
  26  */
  27
  28 #include "asterisk.h"
  29
  30 ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
  31
  32 #include <sys/types.h>
  33 #include <stdlib.h>
  34
  35 #include "asterisk/channel.h"
  36 #include "asterisk/module.h"
  37 #include "asterisk/pbx.h"
  38
  39 static char *nocdr_descrip =
  40 "  NoCDR(): This application will tell Asterisk not to maintain a CDR for the\n"
  41 "current call.\n";
  42
  43 static char *nocdr_app = "NoCDR";
  44 static char *nocdr_synopsis = "Tell Asterisk to not maintain a CDR for the current call";
  45
  46
  47 static int nocdr_exec(struct ast_channel *chan, void *data)
  48 {
  49         struct ast_module_user *u;
  50
  51         u = ast_module_user_add(chan);
  52
  53         if (chan->cdr) {
  54                 ast_cdr_free(chan->cdr);
  55                 chan->cdr = NULL;
  56         }
  57
  58         ast_module_user_remove(u);
  59
  60         return 0;
  61 }
  62
  63 static int unload_module(void)
  64 {
  65         int res;
  66
  67         res = ast_unregister_application(nocdr_app);
  68
  69         ast_module_user_hangup_all();
  70
  71         return res;
  72 }
  73
  74 static int load_module(void)
  75 {
  76         return ast_register_application(nocdr_app, nocdr_exec, nocdr_synopsis, nocdr_descrip);
  77 }
  78
  79 AST_MODULE_INFO_STANDARD(ASTERISK_GPL_KEY, "Tell Asterisk to not maintain a CDR for the current call");