Wed Oct 28 11:52:58 2009

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/crypto.h"
#include "asterisk/astdb.h"

Include dependency graph for pbx_loopback.c:

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_DEFAULT , .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 = AST_BUILDOPT_SUM, .load = load_module, .unload = unload_module, }
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 184 of file pbx_loopback.c.

static void __unreg_module ( void   )  [static]

Definition at line 184 of file pbx_loopback.c.

static int load_module ( void   )  [static]

Definition at line 177 of file pbx_loopback.c.

References AST_MODULE_LOAD_FAILURE, AST_MODULE_LOAD_SUCCESS, and ast_register_switch().

00178 {
00179    if (ast_register_switch(&loopback_switch))
00180       return AST_MODULE_LOAD_FAILURE;
00181    return AST_MODULE_LOAD_SUCCESS;
00182 }

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 135 of file pbx_loopback.c.

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

00136 {
00137    LOOPBACK_COMMON;
00138    res = ast_canmatch_extension(chan, newcontext, newexten, newpriority, callerid);
00139    if (newpattern && !ast_extension_match(newpattern, exten))
00140       res = 0;
00141    return res;
00142 }

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 144 of file pbx_loopback.c.

References ast_spawn_extension(), and LOOPBACK_COMMON.

00145 {
00146    int found;
00147    LOOPBACK_COMMON;
00148    res = ast_spawn_extension(chan, newcontext, newexten, newpriority, callerid, &found, 0);
00149    return res;
00150 }

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 126 of file pbx_loopback.c.

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

00127 {
00128    LOOPBACK_COMMON;
00129    res = ast_exists_extension(chan, newcontext, newexten, newpriority, callerid);
00130    if (newpattern && !ast_extension_match(newpattern, exten))
00131       res = 0;
00132    return res;
00133 }

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 152 of file pbx_loopback.c.

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

00153 {
00154    LOOPBACK_COMMON;
00155    res = ast_matchmore_extension(chan, newcontext, newexten, newpriority, callerid);
00156    if (newpattern && !ast_extension_match(newpattern, exten))
00157       res = 0;
00158    return res;
00159 }

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

Definition at line 105 of file pbx_loopback.c.

References ast_strlen_zero().

00106 {
00107    char *con;
00108    char *pri;
00109    *newpattern = strchr(buf, '/');
00110    if (*newpattern)
00111       *(*newpattern)++ = '\0';
00112    con = strchr(buf, '@');
00113    if (con) {
00114       *con++ = '\0';
00115       pri = strchr(con, ':');
00116    } else
00117       pri = strchr(buf, ':');
00118    if (!ast_strlen_zero(buf))
00119       *newexten = buf;
00120    if (!ast_strlen_zero(con))
00121       *newcontext = con;
00122    if (!ast_strlen_zero(pri))
00123       sscanf(pri, "%30d", priority);
00124 }

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

Definition at line 83 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().

00084 {
00085    struct ast_var_t *newvariable;
00086    struct varshead headp;
00087    char tmp[80];
00088 
00089    snprintf(tmp, sizeof(tmp), "%d", priority);
00090    AST_LIST_HEAD_INIT_NOLOCK(&headp);
00091    newvariable = ast_var_assign("EXTEN", exten);
00092    AST_LIST_INSERT_HEAD(&headp, newvariable, entries);
00093    newvariable = ast_var_assign("CONTEXT", context);
00094    AST_LIST_INSERT_HEAD(&headp, newvariable, entries);
00095    newvariable = ast_var_assign("PRIORITY", tmp);
00096    AST_LIST_INSERT_HEAD(&headp, newvariable, entries);
00097    /* Substitute variables */
00098    pbx_substitute_variables_varshead(&headp, data, buf, buflen);
00099    /* free the list */
00100    while ((newvariable = AST_LIST_REMOVE_HEAD(&headp, entries)))
00101                 ast_var_delete(newvariable);
00102    return buf;
00103 }

static int unload_module ( void   )  [static]

Definition at line 171 of file pbx_loopback.c.

References ast_unregister_switch().

00172 {
00173    ast_unregister_switch(&loopback_switch);
00174    return 0;
00175 }


Variable Documentation

struct ast_module_info __mod_info = { .name = AST_MODULE, .flags = AST_MODFLAG_DEFAULT , .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 = AST_BUILDOPT_SUM, .load = load_module, .unload = unload_module, } [static]

Definition at line 184 of file pbx_loopback.c.

Definition at line 184 of file pbx_loopback.c.

struct ast_switch loopback_switch [static]

Definition at line 161 of file pbx_loopback.c.


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