func_dialplan.c File Reference

Dialplan group functions check if a dialplan entry exists. More...

#include "asterisk.h"
#include "asterisk/module.h"
#include "asterisk/channel.h"
#include "asterisk/pbx.h"
#include "asterisk/app.h"

Include dependency graph for func_dialplan.c:

Go to the source code of this file.

Functions
static void	__reg_module (void)
static void	__unreg_module (void)
static int	isexten_function_read (struct ast_channel *chan, const char *cmd, char *data, char *buf, size_t len)
static int	load_module (void)
static int	unload_module (void)
Variables
static struct ast_module_info __MODULE_INFO_SECTION	__mod_info = { __MODULE_INFO_GLOBALS .name = AST_MODULE, .flags = AST_MODFLAG_DEFAULT , .description = "Dialplan Context/Extension/Priority Checking Functions" , .key = ASTERISK_GPL_KEY , .buildopt_sum = AST_BUILDOPT_SUM, .load = load_module, .unload = unload_module, }
static struct ast_module_info *	ast_module_info = &__mod_info
static struct ast_custom_function	isexten_function

---

Detailed Description

Dialplan group functions check if a dialplan entry exists.

Author:

Gregory Nietsky AKA irroot <gregory@networksentry.co.za>

Russell Bryant <russell@digium.com>

Definition in file func_dialplan.c.

---

Function Documentation

static void __reg_module

(

void

)

[static]

Definition at line 120 of file func_dialplan.c.

static void __unreg_module

(

void

)

[static]

Definition at line 120 of file func_dialplan.c.

static int isexten_function_read	(	struct ast_channel *	chan,
		const char *	cmd,
		char *	data,
		char *	buf,
		size_t	len
	)		[static]

Definition at line 53 of file func_dialplan.c.

References AST_APP_ARG, ast_context_find(), AST_DECLARE_APP_ARGS, ast_exists_extension(), ast_findlabel_extension(), ast_log(), AST_STANDARD_APP_ARGS, ast_strdupa, ast_strlen_zero(), ast_channel::cid, ast_callerid::cid_num, ast_channel::context, context, exten, LOG_ERROR, and parse().

{
   char *parse;
   AST_DECLARE_APP_ARGS(args,
      AST_APP_ARG(context);
      AST_APP_ARG(exten);
      AST_APP_ARG(priority);
   );

   strcpy(buf, "0");

   if (ast_strlen_zero(data)) {
      ast_log(LOG_ERROR, "DIALPLAN_EXISTS() requires an argument\n");
      return -1;
   }

   parse = ast_strdupa(data);
   AST_STANDARD_APP_ARGS(args, parse);

   if (!ast_strlen_zero(args.priority)) {
      int priority_num;
      if (sscanf(args.priority, "%30d", &priority_num) == 1 && priority_num > 0) {
         int res;
         res = ast_exists_extension(chan, args.context, args.exten, priority_num, 
            chan->cid.cid_num);
         if (res)
            strcpy(buf, "1");
      } else {
         int res;
         res = ast_findlabel_extension(chan, args.context, args.exten, 
            args.priority, chan->cid.cid_num);
         if (res > 0)
            strcpy(buf, "1");
      }
   } else if (!ast_strlen_zero(args.exten)) {
      int res;
      res = ast_exists_extension(chan, args.context, args.exten, 1, 
         chan->cid.cid_num);
      if (res)
         strcpy(buf, "1");
   } else if (!ast_strlen_zero(args.context)) {
      if (ast_context_find(args.context))
         strcpy(buf, "1");
   } else {
      ast_log(LOG_ERROR, "Invalid arguments provided to DIALPLAN_EXISTS\n");
      return -1;
   }
   
   return 0;
}

static int load_module

(

void

)

[static]

Definition at line 115 of file func_dialplan.c.

References ast_custom_function_register.

{
   return ast_custom_function_register(&isexten_function);
}

static int unload_module

(

void

)

[static]

Definition at line 110 of file func_dialplan.c.

References ast_custom_function_unregister().

{
   return ast_custom_function_unregister(&isexten_function);
}

---

Variable Documentation

struct ast_module_info __MODULE_INFO_SECTION __mod_info = { __MODULE_INFO_GLOBALS .name = AST_MODULE, .flags = AST_MODFLAG_DEFAULT , .description = "Dialplan Context/Extension/Priority Checking Functions" , .key = ASTERISK_GPL_KEY , .buildopt_sum = AST_BUILDOPT_SUM, .load = load_module, .unload = unload_module, } [static]

Definition at line 120 of file func_dialplan.c.

struct ast_module_info* ast_module_info = &__mod_info [static]

Definition at line 120 of file func_dialplan.c.

struct ast_custom_function isexten_function [static]

Initial value:

 {
   .name = "DIALPLAN_EXISTS",
   .read = isexten_function_read,
}

Definition at line 105 of file func_dialplan.c.