Tue Aug 20 16:35:09 2013

Asterisk developer's documentation


pbx_loopback.c File Reference

Loopback PBX Module. More...

#include "asterisk.h"
#include "asterisk/file.h"
#include "asterisk/logger.h"
#include "asterisk/channel.h"
#include "asterisk/config.h"
#include "asterisk/pbx.h"
#include "asterisk/module.h"
#include "asterisk/frame.h"
#include "asterisk/cli.h"
#include "asterisk/lock.h"
#include "asterisk/md5.h"
#include "asterisk/linkedlists.h"
#include "asterisk/chanvars.h"
#include "asterisk/sched.h"
#include "asterisk/io.h"
#include "asterisk/utils.h"
#include "asterisk/astdb.h"

Go to the source code of this file.

Defines

#define LOOPBACK_COMMON

Functions

static void __reg_module (void)
static void __unreg_module (void)
static int load_module (void)
static int loopback_canmatch (struct ast_channel *chan, const char *context, const char *exten, int priority, const char *callerid, const char *data)
static int loopback_exec (struct ast_channel *chan, const char *context, const char *exten, int priority, const char *callerid, const char *data)
static int loopback_exists (struct ast_channel *chan, const char *context, const char *exten, int priority, const char *callerid, const char *data)
static int loopback_matchmore (struct ast_channel *chan, const char *context, const char *exten, int priority, const char *callerid, const char *data)
static void loopback_parse (char **newexten, char **newcontext, int *priority, char **newpattern, char *buf)
static char * loopback_subst (char *buf, int buflen, const char *exten, const char *context, int priority, const char *data)
static int unload_module (void)

Variables

static struct ast_module_info __mod_info = { .name = AST_MODULE, .flags = AST_MODFLAG_LOAD_ORDER , .description = "Loopback Switch" , .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 = "ac1f6a56484a8820659555499174e588" , .load = load_module, .unload = unload_module, .load_pri = AST_MODPRI_DEFAULT, }
static struct ast_module_infoast_module_info = &__mod_info
static struct ast_switch loopback_switch

Detailed Description

Loopback PBX Module.

Definition in file pbx_loopback.c.


Define Documentation

#define LOOPBACK_COMMON

Function Documentation

static void __reg_module ( void   )  [static]

Definition at line 187 of file pbx_loopback.c.

static void __unreg_module ( void   )  [static]

Definition at line 187 of file pbx_loopback.c.

static int load_module ( void   )  [static]

Definition at line 180 of file pbx_loopback.c.

References AST_MODULE_LOAD_FAILURE, AST_MODULE_LOAD_SUCCESS, and ast_register_switch().

00181 {
00182    if (ast_register_switch(&loopback_switch))
00183       return AST_MODULE_LOAD_FAILURE;
00184    return AST_MODULE_LOAD_SUCCESS;
00185 }

static int loopback_canmatch ( struct ast_channel chan,
const char *  context,
const char *  exten,
int  priority,
const char *  callerid,
const char *  data 
) [static]

Definition at line 138 of file pbx_loopback.c.

References ast_canmatch_extension(), ast_extension_match(), and LOOPBACK_COMMON.

00139 {
00140    LOOPBACK_COMMON;
00141    res = ast_canmatch_extension(chan, newcontext, newexten, newpriority, callerid);
00142    if (newpattern && !ast_extension_match(newpattern, exten))
00143       res = 0;
00144    return res;
00145 }

static int loopback_exec ( struct ast_channel chan,
const char *  context,
const char *  exten,
int  priority,
const char *  callerid,
const char *  data 
) [static]

Definition at line 147 of file pbx_loopback.c.

References ast_spawn_extension(), and LOOPBACK_COMMON.

00148 {
00149    int found;
00150    LOOPBACK_COMMON;
00151    res = ast_spawn_extension(chan, newcontext, newexten, newpriority, callerid, &found, 0);
00152    return res;
00153 }

static int loopback_exists ( struct ast_channel chan,
const char *  context,
const char *  exten,
int  priority,
const char *  callerid,
const char *  data 
) [static]

Definition at line 129 of file pbx_loopback.c.

References ast_exists_extension(), ast_extension_match(), and LOOPBACK_COMMON.

00130 {
00131    LOOPBACK_COMMON;
00132    res = ast_exists_extension(chan, newcontext, newexten, newpriority, callerid);
00133    if (newpattern && !ast_extension_match(newpattern, exten))
00134       res = 0;
00135    return res;
00136 }

static int loopback_matchmore ( struct ast_channel chan,
const char *  context,
const char *  exten,
int  priority,
const char *  callerid,
const char *  data 
) [static]

Definition at line 155 of file pbx_loopback.c.

References ast_extension_match(), ast_matchmore_extension(), and LOOPBACK_COMMON.

00156 {
00157    LOOPBACK_COMMON;
00158    res = ast_matchmore_extension(chan, newcontext, newexten, newpriority, callerid);
00159    if (newpattern && !ast_extension_match(newpattern, exten))
00160       res = 0;
00161    return res;
00162 }

static void loopback_parse ( char **  newexten,
char **  newcontext,
int *  priority,
char **  newpattern,
char *  buf 
) [static]

Definition at line 108 of file pbx_loopback.c.

References ast_strlen_zero().

00109 {
00110    char *con;
00111    char *pri;
00112    *newpattern = strchr(buf, '/');
00113    if (*newpattern)
00114       *(*newpattern)++ = '\0';
00115    con = strchr(buf, '@');
00116    if (con) {
00117       *con++ = '\0';
00118       pri = strchr(con, ':');
00119    } else
00120       pri = strchr(buf, ':');
00121    if (!ast_strlen_zero(buf))
00122       *newexten = buf;
00123    if (!ast_strlen_zero(con))
00124       *newcontext = con;
00125    if (!ast_strlen_zero(pri))
00126       sscanf(pri, "%30d", priority);
00127 }

static char* loopback_subst ( char *  buf,
int  buflen,
const char *  exten,
const char *  context,
int  priority,
const char *  data 
) [static]

Definition at line 86 of file pbx_loopback.c.

References AST_LIST_HEAD_INIT_NOLOCK, AST_LIST_INSERT_HEAD, AST_LIST_REMOVE_HEAD, ast_var_assign(), ast_var_delete(), and pbx_substitute_variables_varshead().

00087 {
00088    struct ast_var_t *newvariable;
00089    struct varshead headp;
00090    char tmp[80];
00091 
00092    snprintf(tmp, sizeof(tmp), "%d", priority);
00093    AST_LIST_HEAD_INIT_NOLOCK(&headp);
00094    newvariable = ast_var_assign("EXTEN", exten);
00095    AST_LIST_INSERT_HEAD(&headp, newvariable, entries);
00096    newvariable = ast_var_assign("CONTEXT", context);
00097    AST_LIST_INSERT_HEAD(&headp, newvariable, entries);
00098    newvariable = ast_var_assign("PRIORITY", tmp);
00099    AST_LIST_INSERT_HEAD(&headp, newvariable, entries);
00100    /* Substitute variables */
00101    pbx_substitute_variables_varshead(&headp, data, buf, buflen);
00102    /* free the list */
00103    while ((newvariable = AST_LIST_REMOVE_HEAD(&headp, entries)))
00104                 ast_var_delete(newvariable);
00105    return buf;
00106 }

static int unload_module ( void   )  [static]

Definition at line 174 of file pbx_loopback.c.

References ast_unregister_switch().

00175 {
00176    ast_unregister_switch(&loopback_switch);
00177    return 0;
00178 }


Variable Documentation

struct ast_module_info __mod_info = { .name = AST_MODULE, .flags = AST_MODFLAG_LOAD_ORDER , .description = "Loopback Switch" , .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 = "ac1f6a56484a8820659555499174e588" , .load = load_module, .unload = unload_module, .load_pri = AST_MODPRI_DEFAULT, } [static]

Definition at line 187 of file pbx_loopback.c.

Definition at line 187 of file pbx_loopback.c.

struct ast_switch loopback_switch [static]

Definition at line 164 of file pbx_loopback.c.


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