/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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:
*
* Copyright (C) 2012 Red Hat, Inc.
*/
#include <config.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <unistd.h>
#include <ctype.h>
#define _LIBMM_INSIDE_MM
#include <libmm-glib.h>
#include "mm-log.h"
#include "mm-modem-helpers.h"
#include "mm-errors-types.h"
#include "mm-base-modem-at.h"
#include "mm-broadband-modem-via.h"
#include "mm-iface-modem-cdma.h"
#include "mm-iface-modem.h"
static void iface_modem_cdma_init (MMIfaceModemCdma *iface);
static MMIfaceModemCdma *iface_modem_cdma_parent;
G_DEFINE_TYPE_EXTENDED (MMBroadbandModemVia, mm_broadband_modem_via, MM_TYPE_BROADBAND_MODEM, 0,
G_IMPLEMENT_INTERFACE (MM_TYPE_IFACE_MODEM_CDMA, iface_modem_cdma_init))
struct _MMBroadbandModemViaPrivate {
/* Regex for signal quality related notifications */
GRegex *hrssilvl_regex; /* EVDO signal strength */
/* Regex for other notifications to ignore */
GRegex *mode_regex; /* Access technology change */
GRegex *dosession_regex; /* EVDO data dormancy */
GRegex *simst_regex;
GRegex *vpon_regex;
GRegex *creg_regex;
GRegex *vrom_regex; /* Roaming indicator (reportedly unreliable) */
GRegex *vser_regex;
GRegex *ciev_regex;
GRegex *vpup_regex;
};
/*****************************************************************************/
/* Setup registration checks (CDMA interface) */
typedef struct {
gboolean skip_qcdm_call_manager_step;
gboolean skip_qcdm_hdr_step;
gboolean skip_at_cdma_service_status_step;
gboolean skip_at_cdma1x_serving_system_step;
gboolean skip_detailed_registration_state;
} SetupRegistrationChecksResults;
static gboolean
setup_registration_checks_finish (MMIfaceModemCdma *self,
GAsyncResult *res,
gboolean *skip_qcdm_call_manager_step,
gboolean *skip_qcdm_hdr_step,
gboolean *skip_at_cdma_service_status_step,
gboolean *skip_at_cdma1x_serving_system_step,
gboolean *skip_detailed_registration_state,
GError **error)
{
SetupRegistrationChecksResults *results;
results = g_task_propagate_pointer (G_TASK (res), error);
if (!results)
return FALSE;
*skip_qcdm_call_manager_step = results->skip_qcdm_call_manager_step;
*skip_qcdm_hdr_step = results->skip_qcdm_hdr_step;
*skip_at_cdma_service_status_step = results->skip_at_cdma_service_status_step;
*skip_at_cdma1x_serving_system_step = results->skip_at_cdma1x_serving_system_step;
*skip_detailed_registration_state = results->skip_detailed_registration_state;
g_free (results);
return TRUE;
}
static void
parent_setup_registration_checks_ready (MMIfaceModemCdma *self,
GAsyncResult *res,
GTask *task)
{
GError *error = NULL;
SetupRegistrationChecksResults *results;
results = g_new0 (SetupRegistrationChecksResults, 1);
if (!iface_modem_cdma_parent->setup_registration_checks_finish (self,
res,
&results->skip_qcdm_call_manager_step,
&results->skip_qcdm_hdr_step,
&results->skip_at_cdma_service_status_step,
&results->skip_at_cdma1x_serving_system_step,
&results->skip_detailed_registration_state,
&error)) {
g_free (results);
g_task_return_error (task, error);
} else {
/* Skip +CSS */
results->skip_at_cdma1x_serving_system_step = TRUE;
/* Skip +CAD */
results->skip_at_cdma_service_status_step = TRUE;
/* Force to always use the detailed registration checks, as we have
* ^SYSINFO for that */
results->skip_detailed_registration_state = FALSE;
g_task_return_pointer (task, results, g_free);
}
g_object_unref (task);
}
static void
setup_registration_checks (MMIfaceModemCdma *self,
GAsyncReadyCallback callback,
gpointer user_data)
{
/* Run parent's checks first */
iface_modem_cdma_parent->setup_registration_checks (
self,
(GAsyncReadyCallback)parent_setup_registration_checks_ready,
g_task_new (self, NULL, callback, user_data));
}
/*****************************************************************************/
/* Detailed registration state (CDMA interface) */
typedef struct {
MMModemCdmaRegistrationState detailed_cdma1x_state;
MMModemCdmaRegistrationState detailed_evdo_state;
} DetailedRegistrationStateResults;
static gboolean
get_detailed_registration_state_finish (MMIfaceModemCdma *self,
GAsyncResult *res,
MMModemCdmaRegistrationState *detailed_cdma1x_state,
MMModemCdmaRegistrationState *detailed_evdo_state,
GError **error)
{
DetailedRegistrationStateResults *results;
results = g_task_propagate_pointer (G_TASK (res), error);
if (!results)
return FALSE;
*detailed_cdma1x_state = results->detailed_cdma1x_state;
*detailed_evdo_state = results->detailed_evdo_state;
g_free (results);
return TRUE;
}
static void
sysinfo_ready (MMBaseModem *self,
GAsyncResult *res,
GTask *task)
{
DetailedRegistrationStateResults *ctx;
DetailedRegistrationStateResults *results;
const gchar *response;
GRegex *r;
GMatchInfo *match_info;
MMModemCdmaRegistrationState reg_state;
guint val = 0;
ctx = g_task_get_task_data (task);
/* Set input detailed states as fallback */
results = g_memdup (ctx, sizeof (*ctx));
/* If error, leave superclass' reg state alone if AT^SYSINFO isn't supported. */
response = mm_base_modem_at_command_finish (self, res, NULL);
if (!response)
goto out;
response = mm_strip_tag (response, "^SYSINFO:");
/* Format is "<srv_status>,<srv_domain>,<roam_status>,<sys_mode>,<sim_state>" */
r = g_regex_new ("\\s*(\\d+)\\s*,\\s*(\\d+)\\s*,\\s*(\\d+)\\s*,\\s*(\\d+)\\s*,\\s*(\\d+)",
G_REGEX_RAW | G_REGEX_OPTIMIZE, 0, NULL);
g_assert (r != NULL);
/* Try to parse the results */
g_regex_match (r, response, 0, &match_info);
if (g_match_info_get_match_count (match_info) < 6) {
mm_warn ("Via: failed to parse ^SYSINFO response: '%s'", response);
goto out;
}
/* At this point the generic code already knows we've been registered */
reg_state = MM_MODEM_CDMA_REGISTRATION_STATE_REGISTERED;
if (mm_get_uint_from_match_info (match_info, 1, &val)) {
if (val == 2) {
/* Service available, check roaming state */
val = 0;
if (mm_get_uint_from_match_info (match_info, 3, &val)) {
if (val == 0)
reg_state = MM_MODEM_CDMA_REGISTRATION_STATE_HOME;
else if (val == 1)
reg_state = MM_MODEM_CDMA_REGISTRATION_STATE_ROAMING;
}
}
}
/* Check service type */
val = 0;
if (mm_get_uint_from_match_info (match_info, 4, &val)) {
if (val == 2) /* CDMA */
results->detailed_cdma1x_state = reg_state;
else if (val == 4) /* HDR */
results->detailed_evdo_state = reg_state;
else if (val == 8) { /* Hybrid */
results->detailed_cdma1x_state = reg_state;
results->detailed_evdo_state = reg_state;
}
} else {
/* Say we're registered to something even though sysmode parsing failed */
mm_dbg ("SYSMODE parsing failed: assuming registered at least in CDMA1x");
results->detailed_cdma1x_state = reg_state;
}
g_match_info_free (match_info);
g_regex_unref (r);
out:
g_task_return_pointer (task, results, NULL);
g_object_unref (task);
}
static void
get_detailed_registration_state (MMIfaceModemCdma *self,
MMModemCdmaRegistrationState cdma1x_state,
MMModemCdmaRegistrationState evdo_state,
GAsyncReadyCallback callback,
gpointer user_data)
{
GTask *task;
DetailedRegistrationStateResults *ctx;
/* Setup context */
ctx = g_new0 (DetailedRegistrationStateResults, 1);
ctx->detailed_cdma1x_state = cdma1x_state;
ctx->detailed_evdo_state = evdo_state;
task = g_task_new (self, NULL, callback, user_data);
g_task_set_task_data (task, ctx, g_free);
mm_base_modem_at_command (MM_BASE_MODEM (self),
"^SYSINFO",
3,
FALSE,
(GAsyncReadyCallback)sysinfo_ready,
task);
}
/*****************************************************************************/
/* Setup/Cleanup unsolicited events (CDMA interface) */
static void
handle_evdo_quality_change (MMPortSerialAt *port,
GMatchInfo *match_info,
MMBroadbandModemVia *self)
{
guint quality = 0;
if (mm_get_uint_from_match_info (match_info, 1, &quality)) {
quality = CLAMP (quality, 0, 100);
mm_dbg ("EVDO signal quality: %u", quality);
mm_iface_modem_update_signal_quality (MM_IFACE_MODEM (self), quality);
}
}
static void
set_unsolicited_events_handlers (MMBroadbandModemVia *self,
gboolean enable)
{
MMPortSerialAt *ports[2];
guint i;
ports[0] = mm_base_modem_peek_port_primary (MM_BASE_MODEM (self));
ports[1] = mm_base_modem_peek_port_secondary (MM_BASE_MODEM (self));
/* Enable unsolicited events in given port */
for (i = 0; i < G_N_ELEMENTS (ports); i++) {
if (!ports[i])
continue;
/* Signal quality related */
mm_port_serial_at_add_unsolicited_msg_handler (
ports[i],
self->priv->hrssilvl_regex,
enable ? (MMPortSerialAtUnsolicitedMsgFn)handle_evdo_quality_change : NULL,
enable ? self : NULL,
NULL);
}
}
static gboolean
modem_cdma_setup_cleanup_unsolicited_events_finish (MMIfaceModemCdma *self,
GAsyncResult *res,
GError **error)
{
return g_task_propagate_boolean (G_TASK (res), error);
}
static void
parent_cdma_setup_unsolicited_events_ready (MMIfaceModemCdma *self,
GAsyncResult *res,
GTask *task)
{
GError *error = NULL;
if (!iface_modem_cdma_parent->setup_unsolicited_events_finish (self, res, &error))
g_task_return_error (task, error);
else {
/* Our own setup now */
set_unsolicited_events_handlers (MM_BROADBAND_MODEM_VIA (self), TRUE);
g_task_return_boolean (task, TRUE);
}
g_object_unref (task);
}
static void
modem_cdma_setup_unsolicited_events (MMIfaceModemCdma *self,
GAsyncReadyCallback callback,
gpointer user_data)
{
/* Chain up parent's setup */
iface_modem_cdma_parent->setup_unsolicited_events (
self,
(GAsyncReadyCallback)parent_cdma_setup_unsolicited_events_ready,
g_task_new (self, NULL, callback, user_data));
}
static void
parent_cdma_cleanup_unsolicited_events_ready (MMIfaceModemCdma *self,
GAsyncResult *res,
GTask *task)
{
GError *error = NULL;
if (!iface_modem_cdma_parent->cleanup_unsolicited_events_finish (self, res, &error))
g_task_return_error (task, error);
else
g_task_return_boolean (task, TRUE);
g_object_unref (task);
}
static void
modem_cdma_cleanup_unsolicited_events (MMIfaceModemCdma *self,
GAsyncReadyCallback callback,
gpointer user_data)
{
/* Our own cleanup first */
set_unsolicited_events_handlers (MM_BROADBAND_MODEM_VIA (self), FALSE);
/* And now chain up parent's cleanup */
iface_modem_cdma_parent->cleanup_unsolicited_events (
self,
(GAsyncReadyCallback)parent_cdma_cleanup_unsolicited_events_ready,
g_task_new (self, NULL, callback, user_data));
}
/*****************************************************************************/
/* Setup ports (Broadband modem class) */
static void
set_ignored_unsolicited_events_handlers (MMBroadbandModemVia *self)
{
MMPortSerialAt *ports[2];
guint i;
ports[0] = mm_base_modem_peek_port_primary (MM_BASE_MODEM (self));
ports[1] = mm_base_modem_peek_port_secondary (MM_BASE_MODEM (self));
/* Enable unsolicited events in given port */
for (i = 0; i < G_N_ELEMENTS (ports); i++) {
if (!ports[i])
continue;
mm_port_serial_at_add_unsolicited_msg_handler (
ports[i],
self->priv->mode_regex,
NULL, NULL, NULL);
mm_port_serial_at_add_unsolicited_msg_handler (
ports[i],
self->priv->dosession_regex,
NULL, NULL, NULL);
mm_port_serial_at_add_unsolicited_msg_handler (
ports[i],
self->priv->simst_regex,
NULL, NULL, NULL);
mm_port_serial_at_add_unsolicited_msg_handler (
ports[i],
self->priv->vpon_regex,
NULL, NULL, NULL);
mm_port_serial_at_add_unsolicited_msg_handler (
ports[i],
self->priv->creg_regex,
NULL, NULL, NULL);
mm_port_serial_at_add_unsolicited_msg_handler (
ports[i],
self->priv->vrom_regex,
NULL, NULL, NULL);
mm_port_serial_at_add_unsolicited_msg_handler (
ports[i],
self->priv->vser_regex,
NULL, NULL, NULL);
mm_port_serial_at_add_unsolicited_msg_handler (
ports[i],
self->priv->ciev_regex,
NULL, NULL, NULL);
mm_port_serial_at_add_unsolicited_msg_handler (
ports[i],
self->priv->vpup_regex,
NULL, NULL, NULL);
}
}
static void
setup_ports (MMBroadbandModem *self)
{
/* Call parent's setup ports first always */
MM_BROADBAND_MODEM_CLASS (mm_broadband_modem_via_parent_class)->setup_ports (self);
/* Unsolicited messages to always ignore */
set_ignored_unsolicited_events_handlers (MM_BROADBAND_MODEM_VIA (self));
/* Now reset the unsolicited messages we'll handle when enabled */
set_unsolicited_events_handlers (MM_BROADBAND_MODEM_VIA (self), FALSE);
}
/*****************************************************************************/
MMBroadbandModemVia *
mm_broadband_modem_via_new (const gchar *device,
const gchar **drivers,
const gchar *plugin,
guint16 vendor_id,
guint16 product_id)
{
return g_object_new (MM_TYPE_BROADBAND_MODEM_VIA,
MM_BASE_MODEM_DEVICE, device,
MM_BASE_MODEM_DRIVERS, drivers,
MM_BASE_MODEM_PLUGIN, plugin,
MM_BASE_MODEM_VENDOR_ID, vendor_id,
MM_BASE_MODEM_PRODUCT_ID, product_id,
NULL);
}
static void
mm_broadband_modem_via_init (MMBroadbandModemVia *self)
{
/* Initialize private data */
self->priv = G_TYPE_INSTANCE_GET_PRIVATE (self,
MM_TYPE_BROADBAND_MODEM_VIA,
MMBroadbandModemViaPrivate);
/* Prepare regular expressions to setup */
self->priv->hrssilvl_regex = g_regex_new ("\\r\\n\\^HRSSILVL:(.*)\\r\\n",
G_REGEX_RAW | G_REGEX_OPTIMIZE, 0, NULL);
self->priv->mode_regex = g_regex_new ("\\r\\n\\^MODE:(.*)\\r\\n",
G_REGEX_RAW | G_REGEX_OPTIMIZE, 0, NULL);
self->priv->dosession_regex = g_regex_new ("\\r\\n\\+DOSESSION:(.*)\\r\\n",
G_REGEX_RAW | G_REGEX_OPTIMIZE, 0, NULL);
self->priv->simst_regex = g_regex_new ("\\r\\n\\^SIMST:(.*)\\r\\n",
G_REGEX_RAW | G_REGEX_OPTIMIZE, 0, NULL);
self->priv->simst_regex = g_regex_new ("\\r\\n\\+VPON:(.*)\\r\\n",
G_REGEX_RAW | G_REGEX_OPTIMIZE, 0, NULL);
self->priv->creg_regex = g_regex_new ("\\r\\n\\+CREG:(.*)\\r\\n",
G_REGEX_RAW | G_REGEX_OPTIMIZE, 0, NULL);
self->priv->vrom_regex = g_regex_new ("\\r\\n\\+VROM:(.*)\\r\\n",
G_REGEX_RAW | G_REGEX_OPTIMIZE, 0, NULL);
self->priv->vser_regex = g_regex_new ("\\r\\n\\+VSER:(.*)\\r\\n",
G_REGEX_RAW | G_REGEX_OPTIMIZE, 0, NULL);
self->priv->ciev_regex = g_regex_new ("\\r\\n\\+CIEV:(.*)\\r\\n",
G_REGEX_RAW | G_REGEX_OPTIMIZE, 0, NULL);
self->priv->vpup_regex = g_regex_new ("\\r\\n\\+VPUP:(.*)\\r\\n",
G_REGEX_RAW | G_REGEX_OPTIMIZE, 0, NULL);
}
static void
finalize (GObject *object)
{
MMBroadbandModemVia *self = MM_BROADBAND_MODEM_VIA (object);
g_regex_unref (self->priv->hrssilvl_regex);
g_regex_unref (self->priv->mode_regex);
g_regex_unref (self->priv->dosession_regex);
g_regex_unref (self->priv->simst_regex);
g_regex_unref (self->priv->simst_regex);
g_regex_unref (self->priv->creg_regex);
g_regex_unref (self->priv->vrom_regex);
g_regex_unref (self->priv->vser_regex);
g_regex_unref (self->priv->ciev_regex);
g_regex_unref (self->priv->vpup_regex);
G_OBJECT_CLASS (mm_broadband_modem_via_parent_class)->finalize (object);
}
static void
iface_modem_cdma_init (MMIfaceModemCdma *iface)
{
iface_modem_cdma_parent = g_type_interface_peek_parent (iface);
iface->setup_unsolicited_events = modem_cdma_setup_unsolicited_events;
iface->setup_unsolicited_events_finish = modem_cdma_setup_cleanup_unsolicited_events_finish;
iface->cleanup_unsolicited_events = modem_cdma_cleanup_unsolicited_events;
iface->cleanup_unsolicited_events_finish = modem_cdma_setup_cleanup_unsolicited_events_finish;
iface->setup_registration_checks = setup_registration_checks;
iface->setup_registration_checks_finish = setup_registration_checks_finish;
iface->get_detailed_registration_state = get_detailed_registration_state;
iface->get_detailed_registration_state_finish = get_detailed_registration_state_finish;
}
static void
mm_broadband_modem_via_class_init (MMBroadbandModemViaClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
MMBroadbandModemClass *broadband_modem_class = MM_BROADBAND_MODEM_CLASS (klass);
g_type_class_add_private (object_class, sizeof (MMBroadbandModemViaPrivate));
object_class->finalize = finalize;
broadband_modem_class->setup_ports = setup_ports;
}