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cdmamodem: add CDMA Connection Manager support

This commit is contained in:
Christian Lam 2011-01-21 15:06:48 -08:00 committed by Denis Kenzior
parent 7f32f87fdf
commit 4fc55730f4
4 changed files with 291 additions and 3 deletions
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3
Makefile.am
View File

@ -263,7 +263,8 @@ builtin_modules += cdmamodem
builtin_sources += drivers/cdmamodem/cdmamodem.h \
drivers/cdmamodem/cdmamodem.c \
drivers/cdmamodem/voicecall.c \
drivers/cdmamodem/devinfo.c
drivers/cdmamodem/devinfo.c \
drivers/cdmamodem/connman.c
endif
builtin_modules += g1

4
drivers/cdmamodem/cdmamodem.c
View File

@ -2,7 +2,7 @@
*
* oFono - Open Source Telephony
*
* Copyright (C) 2010 Nokia Corporation. All rights reserved.
* Copyright (C) 2010-2011 Nokia Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
@ -36,6 +36,7 @@ static int cdmamodem_init(void)
{
cdma_voicecall_init();
cdma_devinfo_init();
cdma_connman_init();
return 0;
}
@ -44,6 +45,7 @@ static void cdmamodem_exit(void)
{
cdma_voicecall_exit();
cdma_devinfo_exit();
cdma_connman_exit();
}
OFONO_PLUGIN_DEFINE(cdmamodem, "CDMA AT modem driver", VERSION,

4
drivers/cdmamodem/cdmamodem.h
View File

@ -2,7 +2,7 @@
*
* oFono - Open Source Telephony
*
* Copyright (C) 2010 Nokia Corporation. All rights reserved.
* Copyright (C) 2010-2011 Nokia Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
@ -25,3 +25,5 @@ extern void cdma_voicecall_init(void);
extern void cdma_voicecall_exit(void);
extern void cdma_devinfo_init(void);
extern void cdma_devinfo_exit(void);
extern void cdma_connman_init(void);
extern void cdma_connman_exit(void);

283
drivers/cdmamodem/connman.c Normal file
View File

@ -0,0 +1,283 @@
/*
*
* oFono - Open Source Telephony
*
* Copyright (C) 2010-2011 Nokia Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#define _GNU_SOURCE
#include <string.h>
#include <stdlib.h>
#include <stdio.h>
#include <errno.h>
#include <glib.h>
#include <ofono/log.h>
#include <ofono/modem.h>
#include <ofono/cdma-connman.h>
#include "gatchat.h"
#include "gatresult.h"
#include "gatppp.h"
#include "cdmamodem.h"
#define STATIC_IP_NETMASK "255.255.255.255"
static const char *none_prefix[] = { NULL };
enum state {
STATE_IDLE,
STATE_ENABLING,
STATE_DISABLING,
STATE_ACTIVE,
};
struct connman_data {
GAtChat *chat;
GAtPPP *ppp;
enum state state;
union {
ofono_cdma_connman_cb_t down_cb; /* Down callback */
ofono_cdma_connman_up_cb_t up_cb; /* Up callback */
};
void *cb_data; /* Callback data */
};
static void ppp_debug(const char *str, void *data)
{
ofono_info("%s: %s", (const char *) data, str);
}
static void ppp_connect(const char *interface, const char *local,
const char *remote,
const char *dns1, const char *dns2,
gpointer user_data)
{
struct ofono_cdma_connman *cm = user_data;
struct connman_data *cd = ofono_cdma_connman_get_data(cm);
const char *dns[3];
DBG("");
dns[0] = dns1;
dns[1] = dns2;
dns[2] = 0;
ofono_info("IP: %s", local);
ofono_info("DNS: %s, %s", dns1, dns2);
cd->state = STATE_ACTIVE;
CALLBACK_WITH_SUCCESS(cd->up_cb, interface, TRUE, local,
STATIC_IP_NETMASK, NULL,
dns, cd->cb_data);
}
static void ppp_disconnect(GAtPPPDisconnectReason reason, gpointer user_data)
{
struct ofono_cdma_connman *cm = user_data;
struct connman_data *cd = ofono_cdma_connman_get_data(cm);
DBG("");
g_at_ppp_unref(cd->ppp);
cd->ppp = NULL;
switch (cd->state) {
case STATE_ENABLING:
CALLBACK_WITH_FAILURE(cd->up_cb, NULL, FALSE, NULL,
NULL, NULL, NULL, cd->cb_data);
break;
case STATE_DISABLING:
CALLBACK_WITH_SUCCESS(cd->down_cb, cd->cb_data);
break;
default:
/* TODO: Handle network initiated disconnection */
break;
}
cd->state = STATE_IDLE;
g_at_chat_resume(cd->chat);
}
static gboolean setup_ppp(struct ofono_cdma_connman *cm)
{
struct connman_data *cd = ofono_cdma_connman_get_data(cm);
GAtIO *io;
DBG("");
io = g_at_chat_get_io(cd->chat);
g_at_chat_suspend(cd->chat);
/* open ppp */
cd->ppp = g_at_ppp_new_from_io(io);
if (cd->ppp == NULL) {
g_at_chat_resume(cd->chat);
return FALSE;
}
if (getenv("OFONO_PPP_DEBUG"))
g_at_ppp_set_debug(cd->ppp, ppp_debug, "PPP");
/* set connect and disconnect callbacks */
g_at_ppp_set_connect_function(cd->ppp, ppp_connect, cm);
g_at_ppp_set_disconnect_function(cd->ppp, ppp_disconnect, cm);
/* open the ppp connection */
g_at_ppp_open(cd->ppp);
return TRUE;
}
static void atd_cb(gboolean ok, GAtResult *result, gpointer user_data)
{
struct ofono_cdma_connman *cm = user_data;
struct connman_data *cd = ofono_cdma_connman_get_data(cm);
DBG("ok %d", ok);
if (ok == FALSE) {
struct ofono_error error;
ofono_info("Unable to enter data state");
cd->state = STATE_IDLE;
decode_at_error(&error, g_at_result_final_response(result));
cd->up_cb(&error, NULL, 0, NULL, NULL, NULL, NULL,
cd->cb_data);
return;
}
setup_ppp(cm);
}
static void cdma_connman_activate(struct ofono_cdma_connman *cm,
ofono_cdma_connman_up_cb_t cb,
void *data)
{
struct connman_data *cd = ofono_cdma_connman_get_data(cm);
char buf[64];
DBG("");
cd->up_cb = cb;
cd->cb_data = data;
cd->state = STATE_ENABLING;
sprintf(buf, "ATD#777");
if (g_at_chat_send(cd->chat, buf, none_prefix,
atd_cb, cm, NULL) > 0)
return;
CALLBACK_WITH_FAILURE(cb, NULL, 0, NULL, NULL, NULL, NULL, data);
}
static void cdma_connman_deactivate(struct ofono_cdma_connman *cm,
ofono_cdma_connman_cb_t cb,
void *data)
{
struct connman_data *cd = ofono_cdma_connman_get_data(cm);
DBG("");
cd->state = STATE_DISABLING;
cd->down_cb = cb;
cd->cb_data = data;
g_at_ppp_shutdown(cd->ppp);
}
static void at_c0_cb(gboolean ok, GAtResult *result, gpointer user_data)
{
struct ofono_cdma_connman *cm = user_data;
DBG("ok %d", ok);
if (ok == FALSE) {
ofono_info("Unable to configure circuit 109");
ofono_cdma_connman_remove(cm);
return;
}
ofono_cdma_connman_register(cm);
}
static int cdma_connman_probe(struct ofono_cdma_connman *cm,
unsigned int vendor, void *data)
{
GAtChat *chat = data;
struct connman_data *cd;
DBG("");
cd = g_try_new0(struct connman_data, 1);
if (cd == NULL)
return -ENOMEM;
cd->chat = g_at_chat_clone(chat);
ofono_cdma_connman_set_data(cm, cd);
g_at_chat_send(cd->chat, "AT&C0", none_prefix, at_c0_cb, cm, NULL);
return 0;
}
static void cdma_connman_remove(struct ofono_cdma_connman *cm)
{
struct connman_data *cd = ofono_cdma_connman_get_data(cm);
DBG("");
if (cd->state != STATE_IDLE && cd->ppp) {
g_at_ppp_unref(cd->ppp);
g_at_chat_resume(cd->chat);
}
ofono_cdma_connman_set_data(cm, NULL);
g_at_chat_unref(cd->chat);
g_free(cd);
}
static struct ofono_cdma_connman_driver driver = {
.name = "cdmamodem",
.probe = cdma_connman_probe,
.remove = cdma_connman_remove,
.activate = cdma_connman_activate,
.deactivate = cdma_connman_deactivate,
};
void cdma_connman_init(void)
{
ofono_cdma_connman_driver_register(&driver);
}
void cdma_connman_exit(void)
{
ofono_cdma_connman_driver_unregister(&driver);
}