app_getcpeid.c

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/*
 * Asterisk -- An open source telephony toolkit.
 *
 * Copyright (C) 1999 - 2005, Digium, Inc.
 *
 * Mark Spencer <markster@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 Get ADSI CPE ID
 *
 * \author Mark Spencer <markster@digium.com>
 *
 * \ingroup applications
 */
 
/*** MODULEINFO
    <depend>res_adsi</depend>
    <support_level>deprecated</support_level>
 ***/
 
#include "asterisk.h"
 
#include "asterisk/lock.h"
#include "asterisk/file.h"
#include "asterisk/channel.h"
#include "asterisk/pbx.h"
#include "asterisk/module.h"
#include "asterisk/adsi.h"
 
/*** DOCUMENTATION
    <application name="GetCPEID" language="en_US">
        <synopsis>
            Get ADSI CPE ID.
        </synopsis>
        <syntax />
        <description>
            <para>Obtains and displays ADSI CPE ID and other information in order
            to properly setup <filename>dahdi.conf</filename> for on-hook operations.</para>
        </description>
    </application>
 ***/
static char *app = "GetCPEID";
 
static int cpeid_setstatus(struct ast_channel *chan, char *stuff[], int voice)
{
    int justify[5] = { ADSI_JUST_CENT, ADSI_JUST_LEFT, ADSI_JUST_LEFT, ADSI_JUST_LEFT };
    char *tmp[5];
    int x;
    for (x=0;x<4;x++)
        tmp[x] = stuff[x];
    tmp[4] = NULL;
    return ast_adsi_print(chan, tmp, justify, voice);
}
 
static int cpeid_exec(struct ast_channel *chan, const char *idata)
{
    int res=0;
    unsigned char cpeid[4];
    int gotgeometry = 0;
    int gotcpeid = 0;
    int width, height, buttons;
    char *data[4];
    unsigned int x;
 
    for (x = 0; x < 4; x++)
        data[x] = ast_alloca(80);
 
    strcpy(data[0], "** CPE Info **");
    strcpy(data[1], "Identifying CPE...");
    strcpy(data[2], "Please wait...");
    res = ast_adsi_load_session(chan, NULL, 0, 1);
    if (res > 0) {
        cpeid_setstatus(chan, data, 0);
        res = ast_adsi_get_cpeid(chan, cpeid, 0);
        if (res > 0) {
            gotcpeid = 1;
            ast_verb(3, "Got CPEID of '%02hhx:%02hhx:%02hhx:%02hhx' on '%s'\n",
                cpeid[0], cpeid[1], cpeid[2], cpeid[3], ast_channel_name(chan));
        }
        if (res > -1) {
            strcpy(data[1], "Measuring CPE...");
            strcpy(data[2], "Please wait...");
            cpeid_setstatus(chan, data, 0);
            res = ast_adsi_get_cpeinfo(chan, &width, &height, &buttons, 0);
            if (res > -1) {
                ast_verb(3, "CPE has %d lines, %d columns, and %d buttons on '%s'\n", height, width, buttons, ast_channel_name(chan));
                gotgeometry = 1;
            }
        }
        if (res > -1) {
            if (gotcpeid)
                snprintf(data[1], 80, "CPEID: %02hhx:%02hhx:%02hhx:%02hhx",
                    cpeid[0], cpeid[1], cpeid[2], cpeid[3]);
            else
                strcpy(data[1], "CPEID Unknown");
            if (gotgeometry)
                snprintf(data[2], 80, "Geom: %dx%d, %d buttons", width, height, buttons);
            else
                strcpy(data[2], "Geometry unknown");
            strcpy(data[3], "Press # to exit");
            cpeid_setstatus(chan, data, 1);
            for(;;) {
                res = ast_waitfordigit(chan, 1000);
                if (res < 0)
                    break;
                if (res == '#') {
                    res = 0;
                    break;
                }
            }
            ast_adsi_unload_session(chan);
        }
    }
 
    return res;
}
 
static int unload_module(void)
{
    return ast_unregister_application(app);
}
 
static int load_module(void)
{
    return ast_register_application_xml(app, cpeid_exec);
}
 
AST_MODULE_INFO(ASTERISK_GPL_KEY, AST_MODFLAG_DEFAULT, "Get ADSI CPE ID",
    .support_level = AST_MODULE_SUPPORT_DEPRECATED,
    .load = load_module,
    .unload = unload_module,
    .requires = "res_adsi",
);