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/* -*- Mode: C; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- */
#include <stdio.h>
#include <string.h>
#include "nm-cdma-device.h"
#include "nm-device-interface.h"
#include "nm-device-private.h"
#include "nm-setting-cdma.h"
#include "nm-utils.h"
#include "nm-properties-changed-signal.h"
#include "nm-cdma-device-glue.h"
#include "nm-setting-connection.h"
G_DEFINE_TYPE (NMCdmaDevice, nm_cdma_device, NM_TYPE_SERIAL_DEVICE)
#define NM_CDMA_DEVICE_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), NM_TYPE_CDMA_DEVICE, NMCdmaDevicePrivate))
typedef struct {
char *monitor_iface;
NMSerialDevice *monitor_device;
guint state_to_disconnected_id;
} NMCdmaDevicePrivate;
enum {
PROP_0,
PROP_MONITOR_IFACE,
LAST_PROP
};
enum {
PROPERTIES_CHANGED,
LAST_SIGNAL
};
static guint signals[LAST_SIGNAL] = { 0 };
NMCdmaDevice *
nm_cdma_device_new (const char *udi,
const char *data_iface,
const char *monitor_iface,
const char *driver,
gboolean managed)
{
g_return_val_if_fail (udi != NULL, NULL);
g_return_val_if_fail (data_iface != NULL, NULL);
g_return_val_if_fail (driver != NULL, NULL);
return (NMCdmaDevice *) g_object_new (NM_TYPE_CDMA_DEVICE,
NM_DEVICE_INTERFACE_UDI, udi,
NM_DEVICE_INTERFACE_IFACE, data_iface,
NM_DEVICE_INTERFACE_DRIVER, driver,
NM_CDMA_DEVICE_MONITOR_IFACE, monitor_iface,
NM_DEVICE_INTERFACE_MANAGED, managed,
NULL);
}
static NMSetting *
cdma_device_get_setting (NMCdmaDevice *device, GType setting_type)
{
NMActRequest *req;
NMSetting *setting = NULL;
req = nm_device_get_act_request (NM_DEVICE (device));
if (req) {
NMConnection *connection;
connection = nm_act_request_get_connection (req);
if (connection)
setting = nm_connection_get_setting (connection, setting_type);
}
return setting;
}
static void
dial_done (NMSerialDevice *device,
int reply_index,
gpointer user_data)
{
NMDeviceStateReason reason = NM_DEVICE_STATE_REASON_UNKNOWN;
gboolean success = FALSE;
switch (reply_index) {
case 0:
nm_info ("Connected, Woo!");
success = TRUE;
break;
case 1:
nm_info ("Busy");
reason = NM_DEVICE_STATE_REASON_MODEM_BUSY;
break;
case 2:
nm_warning ("No dial tone");
reason = NM_DEVICE_STATE_REASON_MODEM_NO_DIAL_TONE;
break;
case 3:
nm_warning ("No carrier");
reason = NM_DEVICE_STATE_REASON_MODEM_NO_CARRIER;
break;
case -1:
nm_warning ("Dialing timed out");
reason = NM_DEVICE_STATE_REASON_MODEM_DIAL_TIMEOUT;
break;
default:
nm_warning ("Dialing failed");
break;
}
if (success)
nm_device_activate_schedule_stage2_device_config (NM_DEVICE (device));
else
nm_device_state_changed (NM_DEVICE (device), NM_DEVICE_STATE_FAILED, reason);
}
static void
do_dial (NMSerialDevice *device)
{
NMSettingCdma *setting;
char *command;
guint id = 0;
char *responses[] = { "CONNECT", "BUSY", "NO DIAL TONE", "NO CARRIER", NULL };
setting = NM_SETTING_CDMA (cdma_device_get_setting (NM_CDMA_DEVICE (device), NM_TYPE_SETTING_CDMA));
command = g_strconcat ("ATDT", setting->number, NULL);
if (nm_serial_device_send_command_string (device, command))
id = nm_serial_device_wait_for_reply (device, 60, responses, responses, dial_done, NULL);
g_free (command);
if (id == 0)
nm_device_state_changed (NM_DEVICE (device),
NM_DEVICE_STATE_FAILED,
NM_DEVICE_STATE_REASON_UNKNOWN);
}
static void
init_done (NMSerialDevice *device,
int reply_index,
gpointer user_data)
{
switch (reply_index) {
case 0:
do_dial (device);
break;
case -1:
nm_warning ("Modem initialization timed out");
nm_device_state_changed (NM_DEVICE (device),
NM_DEVICE_STATE_FAILED,
NM_DEVICE_STATE_REASON_MODEM_INIT_FAILED);
break;
default:
nm_warning ("Modem initialization failed");
nm_device_state_changed (NM_DEVICE (device),
NM_DEVICE_STATE_FAILED,
NM_DEVICE_STATE_REASON_MODEM_INIT_FAILED);
return;
}
}
static void
init_modem (NMSerialDevice *device, gpointer user_data)
{
guint id = 0;
char *responses[] = { "OK", "ERROR", "ERR", NULL };
if (nm_serial_device_send_command_string (device, "ATZ E0"))
id = nm_serial_device_wait_for_reply (device, 10, responses, responses, init_done, NULL);
if (id == 0)
nm_device_state_changed (NM_DEVICE (device), NM_DEVICE_STATE_FAILED, NM_DEVICE_STATE_REASON_UNKNOWN);
}
static NMActStageReturn
real_act_stage1_prepare (NMDevice *device, NMDeviceStateReason *reason)
{
NMSerialDevice *serial_device = NM_SERIAL_DEVICE (device);
NMSettingSerial *setting;
guint id;
setting = NM_SETTING_SERIAL (cdma_device_get_setting (NM_CDMA_DEVICE (device), NM_TYPE_SETTING_SERIAL));
if (!nm_serial_device_open (serial_device, setting)) {
*reason = NM_DEVICE_STATE_REASON_CONFIG_FAILED;
return NM_ACT_STAGE_RETURN_FAILURE;
}
id = nm_serial_device_flash (serial_device, 100, init_modem, NULL);
if (!id)
*reason = NM_DEVICE_STATE_REASON_UNKNOWN;
return id ? NM_ACT_STAGE_RETURN_POSTPONE : NM_ACT_STAGE_RETURN_FAILURE;
}
static NMConnection *
real_get_best_auto_connection (NMDevice *dev,
GSList *connections,
char **specific_object)
{
GSList *iter;
for (iter = connections; iter; iter = g_slist_next (iter)) {
NMConnection *connection = NM_CONNECTION (iter->data);
NMSettingConnection *s_con;
s_con = (NMSettingConnection *) nm_connection_get_setting (connection, NM_TYPE_SETTING_CONNECTION);
g_assert (s_con);
if (!s_con->autoconnect)
continue;
if (strcmp (s_con->type, NM_SETTING_CDMA_SETTING_NAME))
continue;
return connection;
}
return NULL;
}
static guint32
real_get_generic_capabilities (NMDevice *dev)
{
return NM_DEVICE_CAP_NM_SUPPORTED;
}
static void
real_connection_secrets_updated (NMDevice *dev,
NMConnection *connection,
GSList *updated_settings,
RequestSecretsCaller caller)
{
NMActRequest *req;
gboolean found = FALSE;
GSList *iter;
if (caller == SECRETS_CALLER_PPP) {
NMPPPManager *ppp_manager;
NMSettingCdma *s_cdma = NULL;
ppp_manager = nm_serial_device_get_ppp_manager (NM_SERIAL_DEVICE (dev));
g_return_if_fail (ppp_manager != NULL);
s_cdma = (NMSettingCdma *) nm_connection_get_setting (connection, NM_TYPE_SETTING_CDMA);
if (!s_cdma) {
/* Shouldn't ever happen */
nm_ppp_manager_update_secrets (ppp_manager,
nm_device_get_iface (dev),
NULL,
NULL,
"missing CDMA setting; no secrets could be found.");
} else {
nm_ppp_manager_update_secrets (ppp_manager,
nm_device_get_iface (dev),
s_cdma->username ? s_cdma->username : "",
s_cdma->password ? s_cdma->password : "",
NULL);
}
return;
}
g_return_if_fail (caller == SECRETS_CALLER_CDMA);
g_return_if_fail (nm_device_get_state (dev) == NM_DEVICE_STATE_NEED_AUTH);
for (iter = updated_settings; iter; iter = g_slist_next (iter)) {
const char *setting_name = (const char *) iter->data;
if (!strcmp (setting_name, NM_SETTING_CDMA_SETTING_NAME))
found = TRUE;
else
nm_warning ("Ignoring updated secrets for setting '%s'.", setting_name);
}
if (!found)
return;
req = nm_device_get_act_request (dev);
g_assert (req);
g_return_if_fail (nm_act_request_get_connection (req) == connection);
nm_device_activate_schedule_stage1_device_prepare (dev);
}
/*****************************************************************************/
/* Monitor device handling */
static gboolean
monitor_device_got_data (GIOChannel *source,
GIOCondition condition,
gpointer data)
{
gsize bytes_read;
char buf[4096];
GIOStatus status;
if (condition & G_IO_IN) {
do {
status = g_io_channel_read_chars (source, buf, 4096, &bytes_read, NULL);
if (bytes_read) {
buf[bytes_read] = '\0';
/* Do nothing with the data for now */
nm_debug ("Monitor got unhandled data: '%s'", buf);
}
} while (bytes_read == 4096 || status == G_IO_STATUS_AGAIN);
}
if (condition & G_IO_HUP || condition & G_IO_ERR) {
return FALSE;
}
return TRUE;
}
static gboolean
setup_monitor_device (NMCdmaDevice *device)
{
NMCdmaDevicePrivate *priv = NM_CDMA_DEVICE_GET_PRIVATE (device);
GIOChannel *channel;
NMSettingSerial *setting;
if (!priv->monitor_iface) {
nm_debug ("No monitoring udi provided");
return FALSE;
}
priv->monitor_device = g_object_new (NM_TYPE_SERIAL_DEVICE,
NM_DEVICE_INTERFACE_UDI, nm_device_get_udi (NM_DEVICE (device)),
NM_DEVICE_INTERFACE_IFACE, priv->monitor_iface,
NULL);
if (!priv->monitor_device) {
nm_warning ("Creation of the monitoring device failed");
return FALSE;
}
setting = NM_SETTING_SERIAL (nm_setting_serial_new ());
if (!nm_serial_device_open (priv->monitor_device, setting)) {
nm_warning ("Monitoring device open failed");
g_object_unref (setting);
g_object_unref (priv->monitor_device);
return FALSE;
}
g_object_unref (setting);
channel = nm_serial_device_get_io_channel (priv->monitor_device);
g_io_add_watch (channel, G_IO_IN | G_IO_ERR | G_IO_HUP,
monitor_device_got_data, device);
g_io_channel_unref (channel);
return TRUE;
}
/*****************************************************************************/
static void
nm_cdma_device_init (NMCdmaDevice *self)
{
nm_device_set_device_type (NM_DEVICE (self), NM_DEVICE_TYPE_CDMA);
}
static gboolean
unavailable_to_disconnected (gpointer user_data)
{
nm_device_state_changed (NM_DEVICE (user_data),
NM_DEVICE_STATE_DISCONNECTED,
NM_DEVICE_STATE_REASON_NONE);
return FALSE;
}
static void
device_state_changed (NMDeviceInterface *device,
NMDeviceState new_state,
NMDeviceState old_state,
NMDeviceStateReason reason,
gpointer user_data)
{
NMCdmaDevice *self = NM_CDMA_DEVICE (user_data);
NMCdmaDevicePrivate *priv = NM_CDMA_DEVICE_GET_PRIVATE (self);
/* Remove any previous delayed transition to disconnected */
if (priv->state_to_disconnected_id) {
g_source_remove (priv->state_to_disconnected_id);
priv->state_to_disconnected_id = 0;
}
/* If transitioning to UNAVAILBLE and we have a carrier, transition to
* DISCONNECTED because the device is ready to use. Otherwise the carrier-on
* handler will handle the transition to DISCONNECTED when the carrier is detected.
*/
if (new_state == NM_DEVICE_STATE_UNAVAILABLE)
priv->state_to_disconnected_id = g_idle_add (unavailable_to_disconnected, self);
/* Make sure we don't leave the serial device open */
switch (new_state) {
case NM_DEVICE_STATE_UNMANAGED:
case NM_DEVICE_STATE_UNAVAILABLE:
case NM_DEVICE_STATE_FAILED:
case NM_DEVICE_STATE_DISCONNECTED:
nm_serial_device_close (NM_SERIAL_DEVICE (self));
break;
default:
break;
}
}
static GObject*
constructor (GType type,
guint n_construct_params,
GObjectConstructParam *construct_params)
{
GObject *object;
object = G_OBJECT_CLASS (nm_cdma_device_parent_class)->constructor (type,
n_construct_params,
construct_params);
if (!object)
return NULL;
/* FIXME: Make the monitor device not required for now */
setup_monitor_device (NM_CDMA_DEVICE (object));
#if 0
if (!setup_monitor_device (NM_CDMA_DEVICE (object))) {
g_object_unref (object);
object = NULL;
}
#endif
g_signal_connect (NM_DEVICE (object), "state-changed",
G_CALLBACK (device_state_changed), NM_CDMA_DEVICE (object));
return object;
}
static void
set_property (GObject *object, guint prop_id,
const GValue *value, GParamSpec *pspec)
{
NMCdmaDevicePrivate *priv = NM_CDMA_DEVICE_GET_PRIVATE (object);
switch (prop_id) {
case PROP_MONITOR_IFACE:
/* Construct only */
priv->monitor_iface = g_value_dup_string (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
get_property (GObject *object, guint prop_id,
GValue *value, GParamSpec *pspec)
{
NMCdmaDevicePrivate *priv = NM_CDMA_DEVICE_GET_PRIVATE (object);
switch (prop_id) {
case PROP_MONITOR_IFACE:
g_value_set_string (value, priv->monitor_iface);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
finalize (GObject *object)
{
NMCdmaDevicePrivate *priv = NM_CDMA_DEVICE_GET_PRIVATE (object);
if (priv->monitor_device)
g_object_unref (priv->monitor_device);
g_free (priv->monitor_iface);
if (priv->state_to_disconnected_id) {
g_source_remove (priv->state_to_disconnected_id);
priv->state_to_disconnected_id = 0;
}
G_OBJECT_CLASS (nm_cdma_device_parent_class)->finalize (object);
}
static void
nm_cdma_device_class_init (NMCdmaDeviceClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
NMDeviceClass *device_class = NM_DEVICE_CLASS (klass);
g_type_class_add_private (object_class, sizeof (NMCdmaDevicePrivate));
object_class->constructor = constructor;
object_class->get_property = get_property;
object_class->set_property = set_property;
object_class->finalize = finalize;
device_class->get_best_auto_connection = real_get_best_auto_connection;
device_class->get_generic_capabilities = real_get_generic_capabilities;
device_class->act_stage1_prepare = real_act_stage1_prepare;
device_class->connection_secrets_updated = real_connection_secrets_updated;
/* Properties */
g_object_class_install_property
(object_class, PROP_MONITOR_IFACE,
g_param_spec_string (NM_CDMA_DEVICE_MONITOR_IFACE,
"Monitoring interface",
"Monitoring interface",
NULL,
G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY));
/* Signals */
signals[PROPERTIES_CHANGED] =
nm_properties_changed_signal_new (object_class,
G_STRUCT_OFFSET (NMCdmaDeviceClass, properties_changed));
dbus_g_object_type_install_info (G_TYPE_FROM_CLASS (klass),
&dbus_glib_nm_cdma_device_object_info);
}
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