Asterisk - The Open Source Telephony Project  21.4.1
Data Structures | Enumerations | Functions | Variables
func_volume.c File Reference

Technology independent volume control. More...

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

Go to the source code of this file.

Data Structures

struct  volume_information
 

Enumerations

enum  volume_flags { VOLUMEFLAG_CHANGE = (1 << 1) }
 

Functions

static void __reg_module (void)
 
static void __unreg_module (void)
 
struct ast_moduleAST_MODULE_SELF_SYM (void)
 
static void destroy_callback (void *data)
 
static int load_module (void)
 
static int unload_module (void)
 
static int volume_callback (struct ast_audiohook *audiohook, struct ast_channel *chan, struct ast_frame *frame, enum ast_audiohook_direction direction)
 
static int volume_read (struct ast_channel *chan, const char *cmd, char *data, char *buffer, size_t buflen)
 
static int volume_write (struct ast_channel *chan, const char *cmd, char *data, const char *value)
 

Variables

static struct ast_module_info __mod_info = { .name = AST_MODULE, .flags = AST_MODFLAG_LOAD_ORDER , .description = "Technology independent volume control" , .key = "This paragraph is copyright (c) 2006 by Digium, Inc. \In order for your module to load, it must return this \key via a function called \"key\". Any code which \includes this paragraph must be licensed under the GNU \General Public License version 2 or later (at your \option). In addition to Digium's general reservations \of rights, Digium expressly reserves the right to \allow other parties to license this paragraph under \different terms. Any use of Digium, Inc. trademarks or \logos (including \"Asterisk\" or \"Digium\") without \express written permission of Digium, Inc. is prohibited.\n" , .buildopt_sum = "da6642af068ee5e6490c5b1d2cc1d238" , .load = load_module, .unload = unload_module, .load_pri = AST_MODPRI_DEFAULT, .support_level = AST_MODULE_SUPPORT_CORE, }
 
static const struct ast_module_infoast_module_info = &__mod_info
 
static const struct ast_datastore_info volume_datastore
 Static structure for datastore information. More...
 
static struct ast_custom_function volume_function
 
static const struct ast_app_option volume_opts [128] = { [ 'p' ] = { .flag = VOLUMEFLAG_CHANGE }, }
 

Detailed Description

Technology independent volume control.

Author
Joshua Colp jcolp.nosp@m.@dig.nosp@m.ium.c.nosp@m.om

Definition in file func_volume.c.

Variable Documentation

const struct ast_datastore_info volume_datastore
static
Initial value:
= {
.type = "volume",
.destroy = destroy_callback
}
static void destroy_callback(void *data)
Helper function used by datastores to destroy the speech structure upon hangup.

Static structure for datastore information.

Definition at line 114 of file func_volume.c.

struct ast_custom_function volume_function
static
Initial value:
= {
.name = "VOLUME",
.write = volume_write,
.read = volume_read,
}

Definition at line 282 of file func_volume.c.