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9b16c8b0f6
This replaces all calls to alloca() with ast_alloca() which calls gcc's __builtin_alloca() to avoid BSD semantics and removes all NULL checks on memory allocated via ast_alloca() and ast_strdupa(). (closes issue ASTERISK-20125) Review: https://reviewboard.asterisk.org/r/2032/ Patch-by: Walter Doekes (wdoekes) ........ Merged revisions 370642 from http://svn.asterisk.org/svn/asterisk/branches/1.8 ........ Merged revisions 370643 from http://svn.asterisk.org/svn/asterisk/branches/10 git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@370655 65c4cc65-6c06-0410-ace0-fbb531ad65f3
144 lines
3.6 KiB
C
144 lines
3.6 KiB
C
/*
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* Asterisk -- An open source telephony toolkit.
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*
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* Copyright (C) 1999 - 2005, Digium, Inc.
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*
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* Mark Spencer <markster@digium.com>
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*
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* See http://www.asterisk.org for more information about
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* the Asterisk project. Please do not directly contact
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* any of the maintainers of this project for assistance;
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* the project provides a web site, mailing lists and IRC
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* channels for your use.
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*
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* This program is free software, distributed under the terms of
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* the GNU General Public License Version 2. See the LICENSE file
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* at the top of the source tree.
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*/
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/*! \file
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*
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* \brief Get ADSI CPE ID
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*
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* \author Mark Spencer <markster@digium.com>
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*
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* \ingroup applications
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*/
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/*** MODULEINFO
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<support_level>extended</support_level>
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***/
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#include "asterisk.h"
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ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
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#include "asterisk/lock.h"
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#include "asterisk/file.h"
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#include "asterisk/channel.h"
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#include "asterisk/pbx.h"
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#include "asterisk/module.h"
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#include "asterisk/adsi.h"
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/*** DOCUMENTATION
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<application name="GetCPEID" language="en_US">
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<synopsis>
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Get ADSI CPE ID.
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</synopsis>
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<syntax />
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<description>
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<para>Obtains and displays ADSI CPE ID and other information in order
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to properly setup <filename>dahdi.conf</filename> for on-hook operations.</para>
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</description>
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</application>
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***/
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static char *app = "GetCPEID";
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static int cpeid_setstatus(struct ast_channel *chan, char *stuff[], int voice)
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{
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int justify[5] = { ADSI_JUST_CENT, ADSI_JUST_LEFT, ADSI_JUST_LEFT, ADSI_JUST_LEFT };
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char *tmp[5];
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int x;
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for (x=0;x<4;x++)
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tmp[x] = stuff[x];
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tmp[4] = NULL;
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return ast_adsi_print(chan, tmp, justify, voice);
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}
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static int cpeid_exec(struct ast_channel *chan, const char *idata)
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{
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int res=0;
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unsigned char cpeid[4];
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int gotgeometry = 0;
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int gotcpeid = 0;
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int width, height, buttons;
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char *data[4];
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unsigned int x;
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for (x = 0; x < 4; x++)
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data[x] = ast_alloca(80);
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strcpy(data[0], "** CPE Info **");
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strcpy(data[1], "Identifying CPE...");
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strcpy(data[2], "Please wait...");
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res = ast_adsi_load_session(chan, NULL, 0, 1);
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if (res > 0) {
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cpeid_setstatus(chan, data, 0);
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res = ast_adsi_get_cpeid(chan, cpeid, 0);
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if (res > 0) {
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gotcpeid = 1;
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ast_verb(3, "Got CPEID of '%02x:%02x:%02x:%02x' on '%s'\n", cpeid[0], cpeid[1], cpeid[2], cpeid[3], ast_channel_name(chan));
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}
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if (res > -1) {
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strcpy(data[1], "Measuring CPE...");
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strcpy(data[2], "Please wait...");
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cpeid_setstatus(chan, data, 0);
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res = ast_adsi_get_cpeinfo(chan, &width, &height, &buttons, 0);
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if (res > -1) {
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ast_verb(3, "CPE has %d lines, %d columns, and %d buttons on '%s'\n", height, width, buttons, ast_channel_name(chan));
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gotgeometry = 1;
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}
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}
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if (res > -1) {
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if (gotcpeid)
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snprintf(data[1], 80, "CPEID: %02x:%02x:%02x:%02x", cpeid[0], cpeid[1], cpeid[2], cpeid[3]);
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else
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strcpy(data[1], "CPEID Unknown");
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if (gotgeometry)
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snprintf(data[2], 80, "Geom: %dx%d, %d buttons", width, height, buttons);
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else
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strcpy(data[2], "Geometry unknown");
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strcpy(data[3], "Press # to exit");
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cpeid_setstatus(chan, data, 1);
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for(;;) {
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res = ast_waitfordigit(chan, 1000);
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if (res < 0)
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break;
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if (res == '#') {
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res = 0;
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break;
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}
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}
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ast_adsi_unload_session(chan);
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}
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}
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return res;
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}
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static int unload_module(void)
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{
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return ast_unregister_application(app);
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}
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static int load_module(void)
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{
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return ast_register_application_xml(app, cpeid_exec);
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}
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AST_MODULE_INFO(ASTERISK_GPL_KEY, AST_MODFLAG_DEFAULT, "Get ADSI CPE ID",
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.load = load_module,
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.unload = unload_module,
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.nonoptreq = "res_adsi",
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);
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