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broadband-modem-novatel: implement CDMA time API (bgo #696739)

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Use AT$NWLTIME to get current time and UTC offset.
This commit is contained in:
Dan Williams
2013-03-27 17:38:45 -05:00
parent a7b8cbb71d
commit 477623f0a0
1 changed files with 168 additions and 1 deletions
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169
plugins/novatel/mm-broadband-modem-novatel.c
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@@ -28,6 +28,7 @@
#include "mm-iface-modem.h"
#include "mm-iface-modem-3gpp.h"
#include "mm-iface-modem-cdma.h"
#include "mm-iface-modem-time.h"
#include "mm-iface-modem-messaging.h"
#include "mm-broadband-modem-novatel.h"
#include "mm-errors-types.h"
@@ -39,13 +40,15 @@
static void iface_modem_init (MMIfaceModem *iface);
static void iface_modem_messaging_init (MMIfaceModemMessaging *iface);
static void iface_modem_cdma_init (MMIfaceModemCdma *iface);
static void iface_modem_time_init (MMIfaceModemTime *iface);
static MMIfaceModem *iface_modem_parent;
G_DEFINE_TYPE_EXTENDED (MMBroadbandModemNovatel, mm_broadband_modem_novatel, MM_TYPE_BROADBAND_MODEM, 0,
G_IMPLEMENT_INTERFACE (MM_TYPE_IFACE_MODEM, iface_modem_init)
G_IMPLEMENT_INTERFACE (MM_TYPE_IFACE_MODEM_MESSAGING, iface_modem_messaging_init)
G_IMPLEMENT_INTERFACE (MM_TYPE_IFACE_MODEM_CDMA, iface_modem_cdma_init));
G_IMPLEMENT_INTERFACE (MM_TYPE_IFACE_MODEM_CDMA, iface_modem_cdma_init)
G_IMPLEMENT_INTERFACE (MM_TYPE_IFACE_MODEM_TIME, iface_modem_time_init));
/*****************************************************************************/
/* Load initial allowed/preferred modes (Modem interface) */
@@ -962,6 +965,159 @@ modem_cdma_get_detailed_registration_state (MMIfaceModemCdma *self,
mm_qcdm_serial_port_queue_command (port, nweri, 3, NULL, reg_eri_6800_cb, ctx);
}
/*****************************************************************************/
/* Load network time (Time interface) */
static gboolean
parse_nwltime_reply (const char *response,
gchar **out_iso_8601,
MMNetworkTimezone **out_tz,
GError **error)
{
GRegex *r;
GMatchInfo *match_info = NULL;
GError *match_error = NULL;
guint year, month, day, hour, minute, second;
gchar *result = NULL;
gint utc_offset = 0;
gboolean success = FALSE;
/* Sample reply: 2013.3.27.15.47.19.2.-5 */
r = g_regex_new ("(\\d+)\\.(\\d+)\\.(\\d+)\\.(\\d+)\\.(\\d+)\\.(\\d+)\\.(\\d+)\\.([\\-\\+\\d]+)$", 0, 0, NULL);
g_assert (r != NULL);
if (!g_regex_match_full (r, response, -1, 0, 0, &match_info, &match_error)) {
if (match_error) {
g_propagate_error (error, match_error);
g_prefix_error (error, "Could not parse $NWLTIME results: ");
} else {
g_set_error_literal (error,
MM_CORE_ERROR,
MM_CORE_ERROR_FAILED,
"Couldn't match $NWLTIME reply");
}
} else {
/* Remember that g_match_info_get_match_count() includes match #0 */
g_assert (g_match_info_get_match_count (match_info) >= 9);
if (mm_get_uint_from_match_info (match_info, 1, &year) &&
mm_get_uint_from_match_info (match_info, 2, &month) &&
mm_get_uint_from_match_info (match_info, 3, &day) &&
mm_get_uint_from_match_info (match_info, 4, &hour) &&
mm_get_uint_from_match_info (match_info, 5, &minute) &&
mm_get_uint_from_match_info (match_info, 6, &second) &&
mm_get_int_from_match_info (match_info, 8, &utc_offset)) {
/* Return ISO-8601 format date/time string */
result = g_strdup_printf ("%04d/%02d/%02d %02d:%02d:%02d",
year, month, day, hour, minute, second);
if (out_tz) {
*out_tz = mm_network_timezone_new ();
mm_network_timezone_set_offset (*out_tz, utc_offset * 60);
}
success = TRUE;
} else {
g_set_error_literal (error,
MM_CORE_ERROR,
MM_CORE_ERROR_FAILED,
"Failed to parse $NWLTIME reply");
}
}
if (out_iso_8601)
*out_iso_8601 = result;
else
g_free (result);
if (match_info)
g_match_info_free (match_info);
g_regex_unref (r);
return success;
}
static gchar *
modem_time_load_network_time_finish (MMIfaceModemTime *self,
GAsyncResult *res,
GError **error)
{
const gchar *response;
gchar *result = NULL;
response = mm_base_modem_at_command_finish (MM_BASE_MODEM (self), res, error);
if (response)
parse_nwltime_reply (response, &result, NULL, error);
return result;
}
static void
modem_time_load_network_time (MMIfaceModemTime *self,
GAsyncReadyCallback callback,
gpointer user_data)
{
mm_base_modem_at_command (MM_BASE_MODEM (self),
"$NWLTIME",
3,
FALSE,
callback,
user_data);
}
/*****************************************************************************/
/* Load network timezone (Time interface) */
static MMNetworkTimezone *
modem_time_load_network_timezone_finish (MMIfaceModemTime *self,
GAsyncResult *res,
GError **error)
{
const gchar *response;
MMNetworkTimezone *tz = NULL;
response = mm_base_modem_at_command_finish (MM_BASE_MODEM (self), res, NULL);
if (response)
parse_nwltime_reply (response, NULL, &tz, error);
return tz;
}
static void
modem_time_load_network_timezone (MMIfaceModemTime *self,
GAsyncReadyCallback callback,
gpointer user_data)
{
mm_base_modem_at_command (MM_BASE_MODEM (self),
"$NWLTIME",
3,
FALSE,
callback,
user_data);
}
/*****************************************************************************/
/* Check support (Time interface) */
static gboolean
modem_time_check_support_finish (MMIfaceModemTime *self,
GAsyncResult *res,
GError **error)
{
return !g_simple_async_result_propagate_error (G_SIMPLE_ASYNC_RESULT (res), error);
}
static void
modem_time_check_support (MMIfaceModemTime *self,
GAsyncReadyCallback callback,
gpointer user_data)
{
/* Only CDMA devices support this at the moment */
mm_base_modem_at_command (MM_BASE_MODEM (self),
"$NWLTIME",
3,
TRUE,
callback,
user_data);
}
/*****************************************************************************/
MMBroadbandModemNovatel *
@@ -1014,6 +1170,17 @@ iface_modem_cdma_init (MMIfaceModemCdma *iface)
iface->get_detailed_registration_state_finish = modem_cdma_get_detailed_registration_state_finish;
}
static void
iface_modem_time_init (MMIfaceModemTime *iface)
{
iface->check_support = modem_time_check_support;
iface->check_support_finish = modem_time_check_support_finish;
iface->load_network_time = modem_time_load_network_time;
iface->load_network_time_finish = modem_time_load_network_time_finish;
iface->load_network_timezone = modem_time_load_network_timezone;
iface->load_network_timezone_finish = modem_time_load_network_timezone_finish;
}
static void
mm_broadband_modem_novatel_class_init (MMBroadbandModemNovatelClass *klass)
{