app_senddtmf.c File Reference

App to send DTMF digits. More...

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

Include dependency graph for app_senddtmf.c:

Go to the source code of this file.

Functions
static void	__reg_module (void)
static void	__unreg_module (void)
static int	load_module (void)
static int	manager_play_dtmf (struct mansession *s, const struct message *m)
static int	senddtmf_exec (struct ast_channel *chan, void *vdata)
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 = "Send DTMF digits Application" , .key = ASTERISK_GPL_KEY , .buildopt_sum = AST_BUILDOPT_SUM, .load = load_module, .unload = unload_module, }
static char *	app = "SendDTMF"
static struct ast_module_info *	ast_module_info = &__mod_info
static char	mandescr_playdtmf [] = " Digit: The dtmf digit to play\n"

---

Detailed Description

App to send DTMF digits.

Author:

Mark Spencer <markster@digium.com>

Definition in file app_senddtmf.c.

---

Function Documentation

static void __reg_module

(

void

)

[static]

Definition at line 143 of file app_senddtmf.c.

static void __unreg_module

(

void

)

[static]

Definition at line 143 of file app_senddtmf.c.

static int load_module

(

void

)

[static]

Definition at line 133 of file app_senddtmf.c.

References ast_manager_register2(), ast_register_application_xml, EVENT_FLAG_CALL, manager_play_dtmf(), and senddtmf_exec().

{
   int res;

   res = ast_manager_register2( "PlayDTMF", EVENT_FLAG_CALL, manager_play_dtmf, "Play DTMF signal on a specific channel.", mandescr_playdtmf );
   res |= ast_register_application_xml(app, senddtmf_exec);

   return res;
}

static int manager_play_dtmf	(	struct mansession *	s,
		const struct message *	m
	)		[static]

Definition at line 99 of file app_senddtmf.c.

References ast_channel_unlock, ast_get_channel_by_name_locked(), ast_senddigit(), ast_strlen_zero(), astman_get_header(), astman_send_ack(), astman_send_error(), and chan.

Referenced by load_module().

{
   const char *channel = astman_get_header(m, "Channel");
   const char *digit = astman_get_header(m, "Digit");
   struct ast_channel *chan = ast_get_channel_by_name_locked(channel);
   
   if (!chan) {
      astman_send_error(s, m, "Channel not specified");
      return 0;
   }
   if (ast_strlen_zero(digit)) {
      astman_send_error(s, m, "No digit specified");
      ast_channel_unlock(chan);
      return 0;
   }

   ast_senddigit(chan, *digit, 0);

   ast_channel_unlock(chan);
   astman_send_ack(s, m, "DTMF successfully queued");
   
   return 0;
}

static int senddtmf_exec	(	struct ast_channel *	chan,
		void *	vdata
	)		[static]

Definition at line 65 of file app_senddtmf.c.

References AST_APP_ARG, AST_DECLARE_APP_ARGS, ast_dtmf_stream(), ast_log(), AST_STANDARD_APP_ARGS, ast_strdupa, ast_strlen_zero(), and LOG_WARNING.

Referenced by load_module().

{
   int res = 0;
   char *data;
   int timeout = 0, duration = 0;
   AST_DECLARE_APP_ARGS(args,
      AST_APP_ARG(digits);
      AST_APP_ARG(timeout);
      AST_APP_ARG(duration);
   );

   if (ast_strlen_zero(vdata)) {
      ast_log(LOG_WARNING, "SendDTMF requires an argument (digits or *#aAbBcCdD)\n");
      return 0;
   }

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

   if (!ast_strlen_zero(args.timeout))
      timeout = atoi(args.timeout);
   if (!ast_strlen_zero(args.duration))
      duration = atoi(args.duration);
   res = ast_dtmf_stream(chan, NULL, args.digits, timeout <= 0 ? 250 : timeout, duration);

   return res;
}

static int unload_module

(

void

)

[static]

Definition at line 123 of file app_senddtmf.c.

References ast_manager_unregister(), and ast_unregister_application().

{
   int res;

   res = ast_unregister_application(app);
   res |= ast_manager_unregister("PlayDTMF");

   return res; 
}

---

Variable Documentation

struct ast_module_info __MODULE_INFO_SECTION __mod_info = { __MODULE_INFO_GLOBALS .name = AST_MODULE, .flags = AST_MODFLAG_DEFAULT , .description = "Send DTMF digits Application" , .key = ASTERISK_GPL_KEY , .buildopt_sum = AST_BUILDOPT_SUM, .load = load_module, .unload = unload_module, } [static]

Definition at line 143 of file app_senddtmf.c.

char* app = "SendDTMF" [static]

Definition at line 63 of file app_senddtmf.c.

struct ast_module_info* ast_module_info = &__mod_info [static]

Definition at line 143 of file app_senddtmf.c.

char mandescr_playdtmf[] = " Digit: The dtmf digit to play\n" [static]

Definition at line 93 of file app_senddtmf.c.