mirror of
https://github.com/asterisk/asterisk.git
synced 2025-11-19 08:11:21 +00:00
Creating tag for the release of asterisk-1.6.0-beta1
git-svn-id: https://origsvn.digium.com/svn/asterisk/tags/1.6.0-beta1@99163 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Russell Bryant
391
trunk/funcs/func_enum.c
Normal file
391
trunk/funcs/func_enum.c
Normal file
@@ -0,0 +1,391 @@
|
||||
/*
|
||||
* Asterisk -- An open source telephony toolkit.
|
||||
*
|
||||
* Copyright (C) 1999 - 2006
|
||||
*
|
||||
* Mark Spencer <markster@digium.com>
|
||||
* Oleksiy Krivoshey <oleksiyk@gmail.com>
|
||||
* Russell Bryant <russelb@clemson.edu>
|
||||
* Brett Bryant <bbryant@digium.com>
|
||||
*
|
||||
* See http://www.asterisk.org for more information about
|
||||
* the Asterisk project. Please do not directly contact
|
||||
* any of the maintainers of this project for assistance;
|
||||
* the project provides a web site, mailing lists and IRC
|
||||
* channels for your use.
|
||||
*
|
||||
* This program is free software, distributed under the terms of
|
||||
* the GNU General Public License Version 2. See the LICENSE file
|
||||
* at the top of the source tree.
|
||||
*/
|
||||
|
||||
/*! \file
|
||||
*
|
||||
* \brief ENUM Functions
|
||||
*
|
||||
* \author Mark Spencer <markster@digium.com>
|
||||
* \author Oleksiy Krivoshey <oleksiyk@gmail.com>
|
||||
* \author Russell Bryant <russelb@clemson.edu>
|
||||
* \author Brett Bryant <bbryant@digium.com>
|
||||
*
|
||||
* \arg See also AstENUM
|
||||
*
|
||||
* \ingroup functions
|
||||
*/
|
||||
|
||||
#include "asterisk.h"
|
||||
|
||||
ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
|
||||
|
||||
#include "asterisk/module.h"
|
||||
#include "asterisk/channel.h"
|
||||
#include "asterisk/pbx.h"
|
||||
#include "asterisk/utils.h"
|
||||
#include "asterisk/lock.h"
|
||||
#include "asterisk/file.h"
|
||||
#include "asterisk/enum.h"
|
||||
#include "asterisk/app.h"
|
||||
|
||||
static char *synopsis = "Syntax: ENUMLOOKUP(number[,Method-type[,options[,record#[,zone-suffix]]]])\n";
|
||||
|
||||
static int function_enum(struct ast_channel *chan, const char *cmd, char *data,
|
||||
char *buf, size_t len)
|
||||
{
|
||||
AST_DECLARE_APP_ARGS(args,
|
||||
AST_APP_ARG(number);
|
||||
AST_APP_ARG(tech);
|
||||
AST_APP_ARG(options);
|
||||
AST_APP_ARG(record);
|
||||
AST_APP_ARG(zone);
|
||||
);
|
||||
int res = 0;
|
||||
char tech[80];
|
||||
char dest[256] = "", tmp[2] = "", num[AST_MAX_EXTENSION] = "";
|
||||
char *s, *p;
|
||||
unsigned int record = 1;
|
||||
|
||||
buf[0] = '\0';
|
||||
|
||||
if (ast_strlen_zero(data)) {
|
||||
ast_log(LOG_WARNING, synopsis);
|
||||
return -1;
|
||||
}
|
||||
|
||||
AST_STANDARD_APP_ARGS(args, data);
|
||||
|
||||
if (args.argc < 1) {
|
||||
ast_log(LOG_WARNING, synopsis);
|
||||
return -1;
|
||||
}
|
||||
|
||||
ast_copy_string(tech, args.tech ? args.tech : "sip", sizeof(tech));
|
||||
|
||||
if (!args.zone)
|
||||
args.zone = "e164.arpa";
|
||||
|
||||
if (!args.options)
|
||||
args.options = "";
|
||||
|
||||
if (args.record)
|
||||
record = atoi(args.record);
|
||||
|
||||
/* strip any '-' signs from number */
|
||||
for (s = p = args.number; *s; s++) {
|
||||
if (*s != '-') {
|
||||
snprintf(tmp, sizeof(tmp), "%c", *s);
|
||||
strncat(num, tmp, sizeof(num));
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
res = ast_get_enum(chan, num, dest, sizeof(dest), tech, sizeof(tech), args.zone, args.options, 1, NULL);
|
||||
|
||||
p = strchr(dest, ':');
|
||||
if (p && strcasecmp(tech, "ALL"))
|
||||
ast_copy_string(buf, p + 1, len);
|
||||
else
|
||||
ast_copy_string(buf, dest, len);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
unsigned int enum_datastore_id;
|
||||
|
||||
struct enum_result_datastore {
|
||||
struct enum_context *context;
|
||||
unsigned int id;
|
||||
};
|
||||
|
||||
static void erds_destroy(struct enum_result_datastore *data)
|
||||
{
|
||||
int k;
|
||||
|
||||
for (k = 0; k < data->context->naptr_rrs_count; k++) {
|
||||
ast_free(data->context->naptr_rrs[k].result);
|
||||
ast_free(data->context->naptr_rrs[k].tech);
|
||||
}
|
||||
|
||||
ast_free(data->context->naptr_rrs);
|
||||
ast_free(data->context);
|
||||
ast_free(data);
|
||||
}
|
||||
|
||||
static void erds_destroy_cb(void *data)
|
||||
{
|
||||
struct enum_result_datastore *erds = data;
|
||||
erds_destroy(erds);
|
||||
}
|
||||
|
||||
const struct ast_datastore_info enum_result_datastore_info = {
|
||||
.type = "ENUMQUERY",
|
||||
.destroy = erds_destroy_cb,
|
||||
};
|
||||
|
||||
static int enum_query_read(struct ast_channel *chan, const char *cmd, char *data, char *buf, size_t len)
|
||||
{
|
||||
struct enum_result_datastore *erds;
|
||||
struct ast_datastore *datastore;
|
||||
char *parse, tech[128], dest[128];
|
||||
int res = -1;
|
||||
|
||||
AST_DECLARE_APP_ARGS(args,
|
||||
AST_APP_ARG(number);
|
||||
AST_APP_ARG(tech);
|
||||
AST_APP_ARG(zone);
|
||||
);
|
||||
|
||||
if (ast_strlen_zero(data)) {
|
||||
ast_log(LOG_WARNING, "ENUMQUERY requires at least a number as an argument...\n");
|
||||
goto finish;
|
||||
}
|
||||
|
||||
parse = ast_strdupa(data);
|
||||
|
||||
AST_STANDARD_APP_ARGS(args, parse);
|
||||
|
||||
if (!chan) {
|
||||
ast_log(LOG_ERROR, "ENUMQUERY cannot be used without a channel!\n");
|
||||
goto finish;
|
||||
}
|
||||
|
||||
if (!args.zone)
|
||||
args.zone = "e164.zone";
|
||||
|
||||
ast_copy_string(tech, args.tech ? args.tech : "sip", sizeof(tech));
|
||||
|
||||
if (!(erds = ast_calloc(1, sizeof(*erds))))
|
||||
goto finish;
|
||||
|
||||
if (!(erds->context = ast_calloc(1, sizeof(*erds->context)))) {
|
||||
ast_free(erds);
|
||||
goto finish;
|
||||
}
|
||||
|
||||
erds->id = ast_atomic_fetchadd_int((int *) &enum_datastore_id, 1);
|
||||
|
||||
snprintf(buf, len, "%u", erds->id);
|
||||
|
||||
if (!(datastore = ast_channel_datastore_alloc(&enum_result_datastore_info, buf))) {
|
||||
ast_free(erds->context);
|
||||
ast_free(erds);
|
||||
goto finish;
|
||||
}
|
||||
|
||||
ast_get_enum(chan, args.number, dest, sizeof(dest), tech, sizeof(tech), args.zone, "", 1, &erds->context);
|
||||
|
||||
datastore->data = erds;
|
||||
|
||||
ast_channel_lock(chan);
|
||||
ast_channel_datastore_add(chan, datastore);
|
||||
ast_channel_unlock(chan);
|
||||
|
||||
res = 0;
|
||||
|
||||
finish:
|
||||
|
||||
return res;
|
||||
}
|
||||
|
||||
static int enum_result_read(struct ast_channel *chan, const char *cmd, char *data, char *buf, size_t len)
|
||||
{
|
||||
struct enum_result_datastore *erds;
|
||||
struct ast_datastore *datastore;
|
||||
char *parse, *p;
|
||||
unsigned int num;
|
||||
int res = -1, k;
|
||||
AST_DECLARE_APP_ARGS(args,
|
||||
AST_APP_ARG(id);
|
||||
AST_APP_ARG(resultnum);
|
||||
);
|
||||
|
||||
if (ast_strlen_zero(data)) {
|
||||
ast_log(LOG_WARNING, "ENUMRESULT requires two arguments (id and resultnum)\n");
|
||||
goto finish;
|
||||
}
|
||||
|
||||
if (!chan) {
|
||||
ast_log(LOG_ERROR, "ENUMRESULT can not be used without a channel!\n");
|
||||
goto finish;
|
||||
}
|
||||
|
||||
parse = ast_strdupa(data);
|
||||
|
||||
AST_STANDARD_APP_ARGS(args, parse);
|
||||
|
||||
if (ast_strlen_zero(args.id)) {
|
||||
ast_log(LOG_ERROR, "A result ID must be provided to ENUMRESULT\n");
|
||||
goto finish;
|
||||
}
|
||||
|
||||
if (ast_strlen_zero(args.resultnum)) {
|
||||
ast_log(LOG_ERROR, "A result number must be given to ENUMRESULT!\n");
|
||||
goto finish;
|
||||
}
|
||||
|
||||
ast_channel_lock(chan);
|
||||
datastore = ast_channel_datastore_find(chan, &enum_result_datastore_info, args.id);
|
||||
ast_channel_unlock(chan);
|
||||
if (!datastore) {
|
||||
ast_log(LOG_WARNING, "No ENUM results found for query id!\n");
|
||||
goto finish;
|
||||
}
|
||||
|
||||
erds = datastore->data;
|
||||
|
||||
if (!strcasecmp(args.resultnum, "getnum")) {
|
||||
snprintf(buf, len, "%u", erds->context->naptr_rrs_count);
|
||||
res = 0;
|
||||
goto finish;
|
||||
}
|
||||
|
||||
if (sscanf(args.resultnum, "%u", &num) != 1) {
|
||||
ast_log(LOG_ERROR, "Invalid value '%s' for resultnum to ENUMRESULT!\n", args.resultnum);
|
||||
goto finish;
|
||||
}
|
||||
|
||||
if (!num || num > erds->context->naptr_rrs_count) {
|
||||
ast_log(LOG_WARNING, "Result number %u is not valid for ENUM query results for ID %s!\n", num, args.id);
|
||||
goto finish;
|
||||
}
|
||||
|
||||
for (k = 0; k < erds->context->naptr_rrs_count; k++) {
|
||||
if (num - 1 != erds->context->naptr_rrs[k].sort_pos)
|
||||
continue;
|
||||
|
||||
p = strchr(erds->context->naptr_rrs[k].result, ':');
|
||||
|
||||
if (p && strcasecmp(erds->context->naptr_rrs[k].tech, "ALL"))
|
||||
ast_copy_string(buf, p + 1, len);
|
||||
else
|
||||
ast_copy_string(buf, erds->context->naptr_rrs[k].result, len);
|
||||
|
||||
break;
|
||||
}
|
||||
|
||||
res = 0;
|
||||
|
||||
finish:
|
||||
|
||||
return res;
|
||||
}
|
||||
|
||||
static struct ast_custom_function enum_query_function = {
|
||||
.name = "ENUMQUERY",
|
||||
.synopsis = "Initiate an ENUM query",
|
||||
.syntax = "ENUMQUERY(number[,Method-type[,zone-suffix]])",
|
||||
.desc = "This will do a ENUM lookup of the given phone number.\n"
|
||||
"If no method-tpye is given, the default will be sip. If no\n"
|
||||
"zone-suffix is given, the default will be \"e164.arpa\".\n"
|
||||
"The result of this function will be a numeric ID that can\n"
|
||||
"be used to retrieve the results using the ENUMRESULT function.\n",
|
||||
.read = enum_query_read,
|
||||
};
|
||||
|
||||
static struct ast_custom_function enum_result_function = {
|
||||
.name = "ENUMRESULT",
|
||||
.synopsis = "Retrieve results from a ENUMQUERY",
|
||||
.syntax = "ENUMRESULT(id,resultnum)",
|
||||
.desc = "This function will retrieve results from a previous use\n"
|
||||
"of the ENUMQUERY function.\n"
|
||||
" id - This argument is the identifier returned by the ENUMQUERY function.\n"
|
||||
" resultnum - This is the number of the result that you want to retrieve.\n"
|
||||
" Results start at 1. If this argument is specified as \"getnum\",\n"
|
||||
" then it will return the total number of results that are available.\n",
|
||||
.read = enum_result_read,
|
||||
};
|
||||
|
||||
static struct ast_custom_function enum_function = {
|
||||
.name = "ENUMLOOKUP",
|
||||
.synopsis =
|
||||
"General or specific querying of NAPTR records for ENUM or ENUM-like DNS pointers",
|
||||
.syntax =
|
||||
"ENUMLOOKUP(number[,Method-type[,options[,record#[,zone-suffix]]]])",
|
||||
.desc =
|
||||
"Option 'c' returns an integer count of the number of NAPTRs of a certain RR type.\n"
|
||||
"Combination of 'c' and Method-type of 'ALL' will return a count of all NAPTRs for the record.\n"
|
||||
"Defaults are: Method-type=sip, no options, record=1, zone-suffix=e164.arpa\n\n"
|
||||
"For more information, see doc/asterisk.pdf",
|
||||
.read = function_enum,
|
||||
};
|
||||
|
||||
static int function_txtcidname(struct ast_channel *chan, const char *cmd,
|
||||
char *data, char *buf, size_t len)
|
||||
{
|
||||
int res;
|
||||
char tech[80];
|
||||
char txt[256] = "";
|
||||
char dest[80];
|
||||
|
||||
buf[0] = '\0';
|
||||
|
||||
|
||||
if (ast_strlen_zero(data)) {
|
||||
ast_log(LOG_WARNING, "TXTCIDNAME requires an argument (number)\n");
|
||||
return -1;
|
||||
}
|
||||
|
||||
res = ast_get_txt(chan, data, dest, sizeof(dest), tech, sizeof(tech), txt,
|
||||
sizeof(txt));
|
||||
|
||||
if (!ast_strlen_zero(txt))
|
||||
ast_copy_string(buf, txt, len);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static struct ast_custom_function txtcidname_function = {
|
||||
.name = "TXTCIDNAME",
|
||||
.synopsis = "TXTCIDNAME looks up a caller name via DNS",
|
||||
.syntax = "TXTCIDNAME(<number>)",
|
||||
.desc =
|
||||
"This function looks up the given phone number in DNS to retrieve\n"
|
||||
"the caller id name. The result will either be blank or be the value\n"
|
||||
"found in the TXT record in DNS.\n",
|
||||
.read = function_txtcidname,
|
||||
};
|
||||
|
||||
static int unload_module(void)
|
||||
{
|
||||
int res = 0;
|
||||
|
||||
res |= ast_custom_function_unregister(&enum_result_function);
|
||||
res |= ast_custom_function_unregister(&enum_query_function);
|
||||
res |= ast_custom_function_unregister(&enum_function);
|
||||
res |= ast_custom_function_unregister(&txtcidname_function);
|
||||
|
||||
return res;
|
||||
}
|
||||
|
||||
static int load_module(void)
|
||||
{
|
||||
int res = 0;
|
||||
|
||||
res |= ast_custom_function_register(&enum_result_function);
|
||||
res |= ast_custom_function_register(&enum_query_function);
|
||||
res |= ast_custom_function_register(&enum_function);
|
||||
res |= ast_custom_function_register(&txtcidname_function);
|
||||
|
||||
return res;
|
||||
}
|
||||
|
||||
AST_MODULE_INFO_STANDARD(ASTERISK_GPL_KEY, "ENUM related dialplan functions");
|
||||
Reference in New Issue
Block a user