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chromium / chromiumos / third_party / modemmanager-next / refs/heads/factory-2268.16.B / . / src / mm-broadband-bearer.c
blob: cf55c7b9038830a42002fc6788b68cfe43a10768 [file] [log] [blame]
/* -*- 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) 2008 - 2009 Novell, Inc.
* Copyright (C) 2009 - 2012 Red Hat, Inc.
* Copyright (C) 2011 - 2012 Google, Inc.
*/
#include <config.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <ctype.h>
#include <ModemManager.h>
#include <libmm-common.h>
#include "mm-broadband-bearer.h"
#include "mm-iface-modem.h"
#include "mm-iface-modem-3gpp.h"
#include "mm-iface-modem-cdma.h"
#include "mm-base-modem-at.h"
#include "mm-utils.h"
#include "mm-log.h"
#include "mm-modem-helpers.h"
static void async_initable_iface_init (GAsyncInitableIface *iface);
G_DEFINE_TYPE_EXTENDED (MMBroadbandBearer, mm_broadband_bearer, MM_TYPE_BEARER, 0,
G_IMPLEMENT_INTERFACE (G_TYPE_ASYNC_INITABLE,
async_initable_iface_init));
typedef enum {
CONNECTION_FORBIDDEN_REASON_NONE,
CONNECTION_FORBIDDEN_REASON_UNREGISTERED,
CONNECTION_FORBIDDEN_REASON_ROAMING,
CONNECTION_FORBIDDEN_REASON_LAST
} ConnectionForbiddenReason;
typedef enum {
CONNECTION_TYPE_NONE,
CONNECTION_TYPE_3GPP,
CONNECTION_TYPE_CDMA,
} ConnectionType;
struct _MMBroadbandBearerPrivate {
/*-- Common stuff --*/
/* Data port used when modem is connected */
MMPort *port;
/* Current connection type */
ConnectionType connection_type;
/*-- 3GPP specific --*/
/* Reason if 3GPP connection is forbidden */
ConnectionForbiddenReason reason_3gpp;
/* Handler ID for the registration state change signals */
guint id_3gpp_registration_change;
/* CID of the PDP context */
guint cid;
/*-- CDMA specific --*/
/* Reason if CDMA connection is forbidden */
ConnectionForbiddenReason reason_cdma;
/* Handler IDs for the registration state change signals */
guint id_cdma1x_registration_change;
guint id_evdo_registration_change;
};
/*****************************************************************************/
static const gchar *connection_forbidden_reason_str [CONNECTION_FORBIDDEN_REASON_LAST] = {
"none",
"Not registered in the network",
"Registered in roaming network, and roaming not allowed"
};
/*****************************************************************************/
/* Detailed connect result, used in both CDMA and 3GPP sequences */
typedef struct {
MMBearerIpConfig *ipv4_config;
MMBearerIpConfig *ipv6_config;
} DetailedConnectResult;
static void
detailed_connect_result_free (DetailedConnectResult *result)
{
if (result->ipv4_config)
g_object_unref (result->ipv4_config);
if (result->ipv6_config)
g_object_unref (result->ipv6_config);
g_free (result);
}
static DetailedConnectResult *
detailed_connect_result_new (MMBearerIpConfig *ipv4_config,
MMBearerIpConfig *ipv6_config)
{
DetailedConnectResult *result;
result = g_new0 (DetailedConnectResult, 1);
if (ipv4_config)
result->ipv4_config = g_object_ref (ipv4_config);
if (ipv6_config)
result->ipv6_config = g_object_ref (ipv6_config);
return result;
}
/*****************************************************************************/
/* Detailed connect context, used in both CDMA and 3GPP sequences */
typedef struct {
MMBroadbandBearer *self;
MMBaseModem *modem;
MMAtSerialPort *primary;
MMAtSerialPort *secondary;
MMPort *data;
GCancellable *cancellable;
GSimpleAsyncResult *result;
/* 3GPP-specific */
guint cid;
guint max_cid;
} DetailedConnectContext;
static gboolean
detailed_connect_finish (MMBroadbandBearer *self,
GAsyncResult *res,
MMBearerIpConfig **ipv4_config,
MMBearerIpConfig **ipv6_config,
GError **error)
{
DetailedConnectResult *result;
if (g_simple_async_result_propagate_error (G_SIMPLE_ASYNC_RESULT (res), error))
return FALSE;
result = g_simple_async_result_get_op_res_gpointer (G_SIMPLE_ASYNC_RESULT (res));
*ipv4_config = (result->ipv4_config ? g_object_ref (result->ipv4_config) : NULL);
*ipv6_config = (result->ipv6_config ? g_object_ref (result->ipv6_config) : NULL);
return TRUE;
}
static void
detailed_connect_context_complete_and_free (DetailedConnectContext *ctx)
{
g_simple_async_result_complete_in_idle (ctx->result);
g_object_unref (ctx->result);
g_object_unref (ctx->cancellable);
g_object_unref (ctx->data);
g_object_unref (ctx->primary);
if (ctx->secondary)
g_object_unref (ctx->secondary);
g_object_unref (ctx->self);
g_object_unref (ctx->modem);
g_free (ctx);
}
static gboolean
detailed_connect_context_set_error_if_cancelled (DetailedConnectContext *ctx,
GError **error)
{
if (!g_cancellable_is_cancelled (ctx->cancellable))
return FALSE;
g_set_error (error,
MM_CORE_ERROR,
MM_CORE_ERROR_CANCELLED,
"Connection setup operation has been cancelled");
return TRUE;
}
static gboolean
detailed_connect_context_complete_and_free_if_cancelled (DetailedConnectContext *ctx)
{
GError *error = NULL;
if (!detailed_connect_context_set_error_if_cancelled (ctx, &error))
return FALSE;
g_simple_async_result_take_error (ctx->result, error);
detailed_connect_context_complete_and_free (ctx);
return TRUE;
}
static DetailedConnectContext *
detailed_connect_context_new (MMBroadbandBearer *self,
MMBroadbandModem *modem,
MMAtSerialPort *primary,
MMAtSerialPort *secondary,
MMPort *data,
GCancellable *cancellable,
GAsyncReadyCallback callback,
gpointer user_data)
{
DetailedConnectContext *ctx;
ctx = g_new0 (DetailedConnectContext, 1);
ctx->self = g_object_ref (self);
ctx->modem = MM_BASE_MODEM (g_object_ref (modem));
ctx->primary = g_object_ref (primary);
ctx->secondary = (secondary ? g_object_ref (secondary) : NULL);
ctx->data = g_object_ref (data);
ctx->result = g_simple_async_result_new (G_OBJECT (self),
callback,
user_data,
detailed_connect_context_new);
/* NOTE:
* We don't currently support cancelling AT commands, so we'll just check
* whether the operation is to be cancelled at each step. */
ctx->cancellable = g_object_ref (cancellable);
return ctx;
}
/*****************************************************************************/
/* CDMA CONNECT
*
* CDMA connection procedure of a bearer involves several steps:
* 1) Get data port from the modem. Default implementation will have only
* one single possible data port, but plugins may have more.
* 2) If requesting specific RM, load current.
* 2.1) If current RM different to the requested one, set the new one.
* 3) Initiate call.
*/
static void
dial_cdma_ready (MMBaseModem *modem,
GAsyncResult *res,
DetailedConnectContext *ctx)
{
GError *error = NULL;
MMBearerIpConfig *config;
/* DO NOT check for cancellable here. If we got here without errors, the
* bearer is really connected and therefore we need to reflect that in
* the state machine. */
mm_base_modem_at_command_full_finish (modem, res, &error);
if (error) {
mm_warn ("Couldn't connect: '%s'", error->message);
g_simple_async_result_take_error (ctx->result, error);
detailed_connect_context_complete_and_free (ctx);
return;
}
/* else... Yuhu! */
/* If serial port, set PPP method. Otherwise, assume DHCP is needed. */
config = mm_bearer_ip_config_new ();
mm_bearer_ip_config_set_method (config,
(MM_IS_AT_SERIAL_PORT (ctx->data) ?
MM_BEARER_IP_METHOD_PPP :
MM_BEARER_IP_METHOD_DHCP));
/* Assume only IPv4 is given */
g_simple_async_result_set_op_res_gpointer (
ctx->result,
detailed_connect_result_new (config, NULL),
(GDestroyNotify)detailed_connect_result_free);
detailed_connect_context_complete_and_free (ctx);
g_object_unref (config);
}
static void
cdma_connect_context_dial (DetailedConnectContext *ctx)
{
gchar *command;
const gchar *number;
number = mm_bearer_properties_get_number (mm_bearer_peek_config (MM_BEARER (ctx->self)));
/* If a number was given when creating the bearer, use that one.
* Otherwise, use the default one, #777
*/
if (number)
command = g_strconcat ("DT", number, NULL);
else
command = g_strdup ("DT#777");
mm_base_modem_at_command_full (ctx->modem,
ctx->primary,
command,
90,
FALSE,
NULL,
(GAsyncReadyCallback)dial_cdma_ready,
ctx);
g_free (command);
}
static void
set_rm_protocol_ready (MMBaseModem *self,
GAsyncResult *res,
DetailedConnectContext *ctx)
{
GError *error = NULL;
/* If cancelled, complete */
if (detailed_connect_context_complete_and_free_if_cancelled (ctx))
return;
mm_base_modem_at_command_full_finish (self, res, &error);
if (error) {
mm_warn ("Couldn't set RM protocol: '%s'", error->message);
g_simple_async_result_take_error (ctx->result, error);
detailed_connect_context_complete_and_free (ctx);
return;
}
/* Nothing else needed, go on with dialing */
cdma_connect_context_dial (ctx);
}
static void
current_rm_protocol_ready (MMBaseModem *self,
GAsyncResult *res,
DetailedConnectContext *ctx)
{
const gchar *result;
GError *error = NULL;
guint current_index;
MMModemCdmaRmProtocol current_rm;
/* If cancelled, complete */
if (detailed_connect_context_complete_and_free_if_cancelled (ctx))
return;
result = mm_base_modem_at_command_full_finish (self, res, &error);
if (error) {
mm_warn ("Couldn't query current RM protocol: '%s'", error->message);
g_simple_async_result_take_error (ctx->result, error);
detailed_connect_context_complete_and_free (ctx);
return;
}
result = mm_strip_tag (result, "+CRM:");
current_index = (guint) atoi (result);
current_rm = mm_cdma_get_rm_protocol_from_index (current_index, &error);
if (error) {
mm_warn ("Couldn't parse RM protocol reply (%s): '%s'",
result,
error->message);
g_simple_async_result_take_error (ctx->result, error);
detailed_connect_context_complete_and_free (ctx);
return;
}
if (current_rm != mm_bearer_properties_get_rm_protocol (mm_bearer_peek_config (MM_BEARER (self)))) {
guint new_index;
gchar *command;
mm_dbg ("Setting requested RM protocol...");
new_index = (mm_cdma_get_index_from_rm_protocol (
mm_bearer_properties_get_rm_protocol (mm_bearer_peek_config (MM_BEARER (self))),
&error));
if (error) {
mm_warn ("Cannot set RM protocol: '%s'",
error->message);
g_simple_async_result_take_error (ctx->result, error);
detailed_connect_context_complete_and_free (ctx);
return;
}
command = g_strdup_printf ("+CRM=%u", new_index);
mm_base_modem_at_command_full (ctx->modem,
ctx->primary,
command,
3,
FALSE,
NULL,
(GAsyncReadyCallback)set_rm_protocol_ready,
ctx);
g_free (command);
return;
}
/* Nothing else needed, go on with dialing */
cdma_connect_context_dial (ctx);
}
static void
connect_cdma (MMBroadbandBearer *self,
MMBroadbandModem *modem,
MMAtSerialPort *primary,
MMAtSerialPort *secondary, /* unused by us */
MMPort *data,
GCancellable *cancellable,
GAsyncReadyCallback callback,
gpointer user_data)
{
DetailedConnectContext *ctx;
g_assert (primary != NULL);
ctx = detailed_connect_context_new (self,
modem,
primary,
NULL,
data,
cancellable,
callback,
user_data);
if (mm_bearer_properties_get_rm_protocol (
mm_bearer_peek_config (MM_BEARER (self))) !=
MM_MODEM_CDMA_RM_PROTOCOL_UNKNOWN) {
/* Need to query current RM protocol */
mm_dbg ("Querying current RM protocol set...");
mm_base_modem_at_command_full (ctx->modem,
ctx->primary,
"+CRM?",
3,
FALSE,
NULL, /* cancellable */
(GAsyncReadyCallback)current_rm_protocol_ready,
ctx);
return;
}
/* Nothing else needed, go on with dialing */
cdma_connect_context_dial (ctx);
}
/*****************************************************************************/
/* 3GPP Dialing (sub-step of the 3GPP Connection sequence) */
typedef struct {
MMBroadbandBearer *self;
MMBaseModem *modem;
MMAtSerialPort *primary;
GCancellable *cancellable;
GSimpleAsyncResult *result;
GError *saved_error;
} Dial3gppContext;
static Dial3gppContext *
dial_3gpp_context_new (MMBroadbandBearer *self,
MMBaseModem *modem,
MMAtSerialPort *primary,
GCancellable *cancellable,
GAsyncReadyCallback callback,
gpointer user_data)
{
Dial3gppContext *ctx;
ctx = g_new0 (Dial3gppContext, 1);
ctx->self = g_object_ref (self);
ctx->modem = g_object_ref (modem);
ctx->primary = g_object_ref (primary);
ctx->result = g_simple_async_result_new (G_OBJECT (self),
callback,
user_data,
dial_3gpp_context_new);
ctx->cancellable = g_object_ref (cancellable);
return ctx;
}
static void
dial_3gpp_context_complete_and_free (Dial3gppContext *ctx)
{
if (ctx->saved_error)
g_error_free (ctx->saved_error);
g_object_unref (ctx->cancellable);
g_simple_async_result_complete (ctx->result);
g_object_unref (ctx->result);
g_object_unref (ctx->primary);
g_object_unref (ctx->modem);
g_object_unref (ctx->self);
g_free (ctx);
}
static gboolean
dial_3gpp_context_set_error_if_cancelled (Dial3gppContext *ctx,
GError **error)
{
if (!g_cancellable_is_cancelled (ctx->cancellable))
return FALSE;
g_set_error (error,
MM_CORE_ERROR,
MM_CORE_ERROR_CANCELLED,
"Dial operation has been cancelled");
return TRUE;
}
static gboolean
dial_3gpp_context_complete_and_free_if_cancelled (Dial3gppContext *ctx)
{
GError *error = NULL;
if (!dial_3gpp_context_set_error_if_cancelled (ctx, &error))
return FALSE;
g_simple_async_result_take_error (ctx->result, error);
dial_3gpp_context_complete_and_free (ctx);
return TRUE;
}
static gboolean
dial_3gpp_finish (MMBroadbandBearer *self,
GAsyncResult *res,
GError **error)
{
return !g_simple_async_result_propagate_error (G_SIMPLE_ASYNC_RESULT (res), error);
}
static void
extended_error_ready (MMBaseModem *modem,
GAsyncResult *res,
Dial3gppContext *ctx)
{
const gchar *result;
/* If cancelled, complete */
if (dial_3gpp_context_complete_and_free_if_cancelled (ctx))
return;
result = mm_base_modem_at_command_full_finish (modem, res, NULL);
if (result &&
g_str_has_prefix (result, "+CEER: ") &&
strlen (result) > 7) {
g_simple_async_result_set_error (ctx->result,
ctx->saved_error->domain,
ctx->saved_error->code,
"%s", &result[7]);
g_error_free (ctx->saved_error);
} else
g_simple_async_result_take_error (ctx->result,
ctx->saved_error);
ctx->saved_error = NULL;
/* Done with errors */
dial_3gpp_context_complete_and_free (ctx);
}
static void
atd_ready (MMBaseModem *modem,
GAsyncResult *res,
Dial3gppContext *ctx)
{
/* DO NOT check for cancellable here. If we got here without errors, the
* bearer is really connected and therefore we need to reflect that in
* the state machine. */
mm_base_modem_at_command_full_finish (modem, res, &ctx->saved_error);
if (ctx->saved_error) {
/* Try to get more information why it failed */
mm_base_modem_at_command_full (ctx->modem,
ctx->primary,
"+CEER",
3,
FALSE,
NULL, /* cancellable */
(GAsyncReadyCallback)extended_error_ready,
ctx);
return;
}
g_simple_async_result_set_op_res_gboolean (ctx->result, TRUE);
dial_3gpp_context_complete_and_free (ctx);
}
static void
dial_3gpp (MMBroadbandBearer *self,
MMBaseModem *modem,
MMAtSerialPort *primary,
guint cid,
GCancellable *cancellable,
GAsyncReadyCallback callback,
gpointer user_data)
{
gchar *command;
Dial3gppContext *ctx;
g_assert (primary != NULL);
ctx = dial_3gpp_context_new (self,
modem,
primary,
cancellable,
callback,
user_data);
/* Use default *99 to connect */
command = g_strdup_printf ("ATD*99***%d#", cid);
mm_base_modem_at_command_full (ctx->modem,
ctx->primary,
command,
60,
FALSE,
NULL, /* cancellable */
(GAsyncReadyCallback)atd_ready,
ctx);
g_free (command);
}
/*****************************************************************************/
/* 3GPP CONNECT
*
* 3GPP connection procedure of a bearer involves several steps:
* 1) Get data port from the modem. Default implementation will have only
* one single possible data port, but plugins may have more.
* 2) Decide which PDP context to use
* 2.1) Look for an already existing PDP context with the same APN.
* 2.2) If none found with the same APN, try to find a PDP context without any
* predefined APN.
* 2.3) If none found, look for the highest available CID, and use that one.
* 3) Activate PDP context.
* 4) Initiate call.
*/
static void
get_ip_config_3gpp_ready (MMBroadbandModem *modem,
GAsyncResult *res,
DetailedConnectContext *ctx)
{
MMBearerIpConfig *ipv4_config = NULL;
MMBearerIpConfig *ipv6_config = NULL;
GError *error = NULL;
if (!MM_BROADBAND_BEARER_GET_CLASS (ctx->self)->get_ip_config_3gpp_finish (ctx->self,
res,
&ipv4_config,
&ipv6_config,
&error)) {
g_simple_async_result_take_error (ctx->result, error);
detailed_connect_context_complete_and_free (ctx);
return;
}
g_simple_async_result_set_op_res_gpointer (
ctx->result,
detailed_connect_result_new (ipv4_config, ipv6_config),
(GDestroyNotify)detailed_connect_result_free);
detailed_connect_context_complete_and_free (ctx);
if (ipv4_config)
g_object_unref (ipv4_config);
if (ipv6_config)
g_object_unref (ipv6_config);
}
static void
dial_3gpp_ready (MMBroadbandModem *modem,
GAsyncResult *res,
DetailedConnectContext *ctx)
{
MMBearerIpConfig *config;
GError *error = NULL;
if (!MM_BROADBAND_BEARER_GET_CLASS (ctx->self)->dial_3gpp_finish (ctx->self,
res,
&error)) {
g_simple_async_result_take_error (ctx->result, error);
detailed_connect_context_complete_and_free (ctx);
return;
}
/* Keep CID around while connected */
ctx->self->priv->cid = ctx->cid;
if (MM_BROADBAND_BEARER_GET_CLASS (ctx->self)->get_ip_config_3gpp &&
MM_BROADBAND_BEARER_GET_CLASS (ctx->self)->get_ip_config_3gpp_finish) {
/* Launch specific IP config retrieval */
MM_BROADBAND_BEARER_GET_CLASS (ctx->self)->get_ip_config_3gpp (
ctx->self,
MM_BROADBAND_MODEM (ctx->modem),
ctx->primary,
ctx->secondary,
ctx->data,
ctx->cid,
(GAsyncReadyCallback)get_ip_config_3gpp_ready,
ctx);
return;
}
/* Yuhu! */
/* If no specific IP retrieval requested, set the default implementation
* (PPP if data port is AT, DHCP otherwise) */
config = mm_bearer_ip_config_new ();
mm_bearer_ip_config_set_method (config,
(MM_IS_AT_SERIAL_PORT (ctx->data) ?
MM_BEARER_IP_METHOD_PPP :
MM_BEARER_IP_METHOD_DHCP));
g_simple_async_result_set_op_res_gpointer (
ctx->result,
detailed_connect_result_new (config, NULL),
(GDestroyNotify)detailed_connect_result_free);
detailed_connect_context_complete_and_free (ctx);
g_object_unref (config);
}
static void
initialize_pdp_context_ready (MMBaseModem *modem,
GAsyncResult *res,
DetailedConnectContext *ctx)
{
GError *error = NULL;
/* If cancelled, complete */
if (detailed_connect_context_complete_and_free_if_cancelled (ctx))
return;
mm_base_modem_at_command_full_finish (modem, res, &error);
if (error) {
mm_warn ("Couldn't initialize PDP context with our APN: '%s'",
error->message);
g_simple_async_result_take_error (ctx->result, error);
detailed_connect_context_complete_and_free (ctx);
return;
}
MM_BROADBAND_BEARER_GET_CLASS (ctx->self)->dial_3gpp (ctx->self,
ctx->modem,
ctx->primary,
ctx->cid,
ctx->cancellable,
(GAsyncReadyCallback)dial_3gpp_ready,
ctx);
}
static void
find_cid_ready (MMBaseModem *modem,
GAsyncResult *res,
DetailedConnectContext *ctx)
{
GVariant *result;
gchar *command;
GError *error = NULL;
result = mm_base_modem_at_sequence_full_finish (modem, res, NULL, &error);
if (!result) {
mm_warn ("Couldn't find best CID to use: '%s'", error->message);
g_simple_async_result_take_error (ctx->result, error);
detailed_connect_context_complete_and_free (ctx);
return;
}
/* If cancelled, complete. Normally, we would get the cancellation error
* already when finishing the sequence, but we may still get cancelled
* between last command result parsing in the sequence and the ready(). */
if (detailed_connect_context_complete_and_free_if_cancelled (ctx))
return;
/* Initialize PDP context with our APN */
ctx->cid = g_variant_get_uint32 (result);
command = g_strdup_printf ("+CGDCONT=%u,\"%s\",\"%s\"",
ctx->cid,
mm_bearer_properties_get_ip_type (mm_bearer_peek_config (MM_BEARER (ctx->self))),
mm_bearer_properties_get_apn (mm_bearer_peek_config (MM_BEARER (ctx->self))));
mm_base_modem_at_command_full (ctx->modem,
ctx->primary,
command,
3,
FALSE,
NULL, /* cancellable */
(GAsyncReadyCallback)initialize_pdp_context_ready,
ctx);
g_free (command);
}
static gboolean
parse_cid_range (MMBaseModem *modem,
DetailedConnectContext *ctx,
const gchar *command,
const gchar *response,
gboolean last_command,
const GError *error,
GVariant **result,
GError **result_error)
{
GError *inner_error = NULL;
GRegex *r;
GMatchInfo *match_info;
guint cid = 0;
/* If cancelled, set result error */
if (detailed_connect_context_set_error_if_cancelled (ctx, result_error))
return FALSE;
if (error) {
mm_dbg ("Unexpected +CGDCONT error: '%s'", error->message);
mm_dbg ("Defaulting to CID=1");
*result = g_variant_new_uint32 (1);
return TRUE;
}
if (!g_str_has_prefix (response, "+CGDCONT:")) {
mm_dbg ("Unexpected +CGDCONT response: '%s'", response);
mm_dbg ("Defaulting to CID=1");
*result = g_variant_new_uint32 (1);
return TRUE;
}
r = g_regex_new ("\\+CGDCONT:\\s*\\((\\d+)-(\\d+)\\),\\(?\"(\\S+)\"",
G_REGEX_DOLLAR_ENDONLY | G_REGEX_RAW,
0, &inner_error);
if (r) {
g_regex_match_full (r, response, strlen (response), 0, 0, &match_info, &inner_error);
cid = 0;
while (!inner_error &&
cid == 0 &&
g_match_info_matches (match_info)) {
gchar *pdp_type;
pdp_type = g_match_info_fetch (match_info, 3);
if (g_str_equal (pdp_type, mm_bearer_properties_get_ip_type (mm_bearer_peek_config (MM_BEARER (ctx->self))))) {
gchar *max_cid_range_str;
guint max_cid_range;
max_cid_range_str = g_match_info_fetch (match_info, 2);
max_cid_range = (guint)atoi (max_cid_range_str);
if (ctx->max_cid < max_cid_range)
cid = ctx->max_cid + 1;
else
cid = ctx->max_cid;
g_free (max_cid_range_str);
}
g_free (pdp_type);
g_match_info_next (match_info, &inner_error);
}
g_match_info_free (match_info);
g_regex_unref (r);
}
if (inner_error) {
mm_dbg ("Unexpected error matching +CGDCONT response: '%s'", inner_error->message);
g_error_free (inner_error);
}
if (cid == 0) {
mm_dbg ("Defaulting to CID=1");
cid = 1;
} else
mm_dbg ("Using CID %u", cid);
*result = g_variant_new_uint32 (cid);
return TRUE;
}
static gboolean
parse_pdp_list (MMBaseModem *modem,
DetailedConnectContext *ctx,
const gchar *command,
const gchar *response,
gboolean last_command,
const GError *error,
GVariant **result,
GError **result_error)
{
GError *inner_error = NULL;
GList *pdp_list;
GList *l;
guint cid;
/* If cancelled, set result error */
if (detailed_connect_context_set_error_if_cancelled (ctx, result_error))
return FALSE;
ctx->max_cid = 0;
/* Some Android phones don't support querying existing PDP contexts,
* but will accept setting the APN. So if CGDCONT? isn't supported,
* just ignore that error and hope for the best. (bgo #637327)
*/
if (g_error_matches (error,
MM_MOBILE_EQUIPMENT_ERROR,
MM_MOBILE_EQUIPMENT_ERROR_NOT_SUPPORTED)) {
mm_dbg ("Querying PDP context list is unsupported");
return FALSE;
}
pdp_list = mm_3gpp_parse_cgdcont_read_response (response, &inner_error);
if (!pdp_list) {
/* No predefined PDP contexts found */
mm_dbg ("No PDP contexts found");
return FALSE;
}
cid = 0;
mm_dbg ("Found '%u' PDP contexts", g_list_length (pdp_list));
for (l = pdp_list; l; l = g_list_next (l)) {
MM3gppPdpContext *pdp = l->data;
mm_dbg (" PDP context [cid=%u] [type='%s'] [apn='%s']",
pdp->cid,
pdp->pdp_type ? pdp->pdp_type : "",
pdp->apn ? pdp->apn : "");
if (g_str_equal (pdp->pdp_type, mm_bearer_properties_get_ip_type (mm_bearer_peek_config (MM_BEARER (ctx->self))))) {
/* PDP with no APN set? we may use that one if not exact match found */
if (!pdp->apn || !pdp->apn[0]) {
mm_dbg ("Found PDP context with CID %u and no APN",
pdp->cid);
cid = pdp->cid;
} else {
const gchar *apn;
apn = mm_bearer_properties_get_apn (mm_bearer_peek_config (MM_BEARER (ctx->self)));
if (apn &&
g_str_equal (pdp->apn, apn)) {
/* Found a PDP context with the same CID and PDP type, we'll use it. */
mm_dbg ("Found PDP context with CID %u and PDP type %s for APN '%s'",
pdp->cid, pdp->pdp_type, pdp->apn);
cid = pdp->cid;
/* In this case, stop searching */
break;
}
}
}
if (ctx->max_cid < pdp->cid)
ctx->max_cid = pdp->cid;
}
mm_3gpp_pdp_context_list_free (pdp_list);
if (cid > 0) {
*result = g_variant_new_uint32 (cid);
return TRUE;
}
return FALSE;
}
static const MMBaseModemAtCommand find_cid_sequence[] = {
{ "+CGDCONT?", 3, FALSE, (MMBaseModemAtResponseProcessor)parse_pdp_list },
{ "+CGDCONT=?", 3, TRUE, (MMBaseModemAtResponseProcessor)parse_cid_range },
{ NULL }
};
static void
connect_3gpp (MMBroadbandBearer *self,
MMBroadbandModem *modem,
MMAtSerialPort *primary,
MMAtSerialPort *secondary,
MMPort *data,
GCancellable *cancellable,
GAsyncReadyCallback callback,
gpointer user_data)
{
DetailedConnectContext *ctx;
g_assert (primary != NULL);
ctx = detailed_connect_context_new (self,
modem,
primary,
secondary,
data,
cancellable,
callback,
user_data);
mm_dbg ("Looking for best CID...");
mm_base_modem_at_sequence_full (ctx->modem,
ctx->primary,
find_cid_sequence,
ctx, /* also passed as response processor context */
NULL, /* response_processor_context_free */
NULL, /* cancellable */
(GAsyncReadyCallback)find_cid_ready,
ctx);
}
/*****************************************************************************/
/* CONNECT */
typedef struct {
MMPort *data;
MMBearerIpConfig *ipv4_config;
MMBearerIpConfig *ipv6_config;
} ConnectResult;
static void
connect_result_free (ConnectResult *result)
{
if (result->ipv4_config)
g_object_unref (result->ipv4_config);
if (result->ipv6_config)
g_object_unref (result->ipv6_config);
g_object_unref (result->data);
g_free (result);
}
typedef struct {
MMBroadbandBearer *self;
GSimpleAsyncResult *result;
MMPort *data;
} ConnectContext;
static void
connect_context_complete_and_free (ConnectContext *ctx)
{
g_simple_async_result_complete_in_idle (ctx->result);
g_object_unref (ctx->result);
g_object_unref (ctx->data);
g_object_unref (ctx->self);
g_free (ctx);
}
static gboolean
connect_finish (MMBearer *self,
GAsyncResult *res,
MMPort **data,
MMBearerIpConfig **ipv4_config,
MMBearerIpConfig **ipv6_config,
GError **error)
{
ConnectResult *result;
if (g_simple_async_result_propagate_error (G_SIMPLE_ASYNC_RESULT (res), error))
return FALSE;
result = (ConnectResult *) g_simple_async_result_get_op_res_gpointer (G_SIMPLE_ASYNC_RESULT (res));
*data = MM_PORT (g_object_ref (result->data));
*ipv4_config = (result->ipv4_config ? g_object_ref (result->ipv4_config) : NULL);
*ipv6_config = (result->ipv6_config ? g_object_ref (result->ipv6_config) : NULL);
return TRUE;
}
static void
connect_succeeded (ConnectContext *ctx,
ConnectionType connection_type,
MMBearerIpConfig *ipv4_config,
MMBearerIpConfig *ipv6_config)
{
ConnectResult *result;
/* Port is connected; update the state */
mm_port_set_connected (ctx->data, TRUE);
/* Keep connected port and type of connection */
ctx->self->priv->port = g_object_ref (ctx->data);
ctx->self->priv->connection_type = connection_type;
/* Build result */
result = g_new0 (ConnectResult, 1);
result->data = g_object_ref (ctx->data);
result->ipv4_config = ipv4_config;
result->ipv6_config = ipv6_config;
/* Set operation result */
g_simple_async_result_set_op_res_gpointer (ctx->result,
result,
(GDestroyNotify)connect_result_free);
connect_context_complete_and_free (ctx);
}
static void
connect_failed (ConnectContext *ctx,
GError *error)
{
/* On errors, close the data port */
if (MM_IS_AT_SERIAL_PORT (ctx->data))
mm_serial_port_close (MM_SERIAL_PORT (ctx->data));
g_simple_async_result_take_error (ctx->result, error);
connect_context_complete_and_free (ctx);
}
static void
connect_cdma_ready (MMBroadbandBearer *self,
GAsyncResult *res,
ConnectContext *ctx)
{
GError *error = NULL;
MMBearerIpConfig *ipv4_config = NULL;
MMBearerIpConfig *ipv6_config = NULL;
if (!MM_BROADBAND_BEARER_GET_CLASS (self)->connect_cdma_finish (self,
res,
&ipv4_config,
&ipv6_config,
&error))
connect_failed (ctx, error);
else
connect_succeeded (ctx, CONNECTION_TYPE_CDMA, ipv4_config, ipv6_config);
}
static void
connect_3gpp_ready (MMBroadbandBearer *self,
GAsyncResult *res,
ConnectContext *ctx)
{
GError *error = NULL;
MMBearerIpConfig *ipv4_config = NULL;
MMBearerIpConfig *ipv6_config = NULL;
if (!MM_BROADBAND_BEARER_GET_CLASS (self)->connect_3gpp_finish (self,
res,
&ipv4_config,
&ipv6_config,
&error))
connect_failed (ctx, error);
else
connect_succeeded (ctx, CONNECTION_TYPE_3GPP, ipv4_config, ipv6_config);
}
static void
connect (MMBearer *self,
GCancellable *cancellable,
GAsyncReadyCallback callback,
gpointer user_data)
{
MMBaseModem *modem = NULL;
MMAtSerialPort *primary;
MMPort *data;
ConnectContext *ctx;
/* Don't try to connect if already connected */
if (MM_BROADBAND_BEARER (self)->priv->port) {
g_simple_async_report_error_in_idle (
G_OBJECT (self),
callback,
user_data,
MM_CORE_ERROR,
MM_CORE_ERROR_CONNECTED,
"Couldn't connect: this bearer is already connected");
return;
}
/* Get the owner modem object */
g_object_get (self,
MM_BEARER_MODEM, &modem,
NULL);
g_assert (modem != NULL);
/* We will launch the ATD call in the primary port... */
primary = mm_base_modem_peek_port_primary (modem);
if (!primary) {
g_simple_async_report_error_in_idle (
G_OBJECT (self),
callback,
user_data,
MM_CORE_ERROR,
MM_CORE_ERROR_CONNECTED,
"Couldn't connect: couldn't get primary port");
g_object_unref (modem);
return;
}
/* ...only if not already connected */
if (mm_port_get_connected (MM_PORT (primary))) {
g_simple_async_report_error_in_idle (
G_OBJECT (self),
callback,
user_data,
MM_CORE_ERROR,
MM_CORE_ERROR_CONNECTED,
"Couldn't connect: primary AT port is already connected");
g_object_unref (modem);
return;
}
/* Look for best data port, NULL if none available. */
data = mm_base_modem_peek_best_data_port (modem);
if (!data) {
g_simple_async_report_error_in_idle (
G_OBJECT (self),
callback,
user_data,
MM_CORE_ERROR,
MM_CORE_ERROR_CONNECTED,
"Couldn't connect: all available data ports already connected");
g_object_unref (modem);
return;
}
/* If data port is AT, we need to ensure it's open during the whole
* connection. For the case where the primary port is used as data port,
* which is actually always right now, this is already ensured because the
* primary port is kept open as long as the modem is enabled, but anyway
* there's no real problem in keeping an open count here as well. */
if (MM_IS_AT_SERIAL_PORT (data)) {
GError *error = NULL;
if (!mm_serial_port_open (MM_SERIAL_PORT (data), &error)) {
g_prefix_error (&error, "Couldn't connect: cannot keep data port open.");
g_simple_async_report_take_gerror_in_idle (
G_OBJECT (self),
callback,
user_data,
error);
g_object_unref (modem);
return;
}
}
/* In this context, we only keep the stuff we'll need later */
ctx = g_new0 (ConnectContext, 1);
ctx->self = g_object_ref (self);
ctx->data = g_object_ref (data);
ctx->result = g_simple_async_result_new (G_OBJECT (self),
callback,
user_data,
connect);
/* If the modem has 3GPP capabilities, launch 3GPP-based connection */
if (mm_iface_modem_is_3gpp (MM_IFACE_MODEM (modem))) {
/* Launch connection if allowed */
if (MM_BROADBAND_BEARER (self)->priv->reason_3gpp == CONNECTION_FORBIDDEN_REASON_NONE) {
MM_BROADBAND_BEARER_GET_CLASS (self)->connect_3gpp (
MM_BROADBAND_BEARER (self),
MM_BROADBAND_MODEM (modem),
primary,
mm_base_modem_peek_port_secondary (modem),
data,
cancellable,
(GAsyncReadyCallback) connect_3gpp_ready,
ctx);
g_object_unref (modem);
return;
}
mm_dbg ("Not allowed to connect bearer in 3GPP network: '%s'",
connection_forbidden_reason_str[MM_BROADBAND_BEARER (self)->priv->reason_3gpp]);
}
/* Otherwise, launch CDMA-specific connection */
if (mm_iface_modem_is_cdma (MM_IFACE_MODEM (modem))) {
/* Launch connection if allowed */
if (MM_BROADBAND_BEARER (self)->priv->reason_cdma == CONNECTION_FORBIDDEN_REASON_NONE) {
MM_BROADBAND_BEARER_GET_CLASS (self)->connect_cdma (
MM_BROADBAND_BEARER (self),
MM_BROADBAND_MODEM (modem),
primary,
mm_base_modem_peek_port_secondary (modem),
data,
cancellable,
(GAsyncReadyCallback) connect_cdma_ready,
ctx);
g_object_unref (modem);
return;
}
mm_dbg ("Not allowed to connect bearer in CDMA network: '%s'",
connection_forbidden_reason_str[MM_BROADBAND_BEARER (self)->priv->reason_cdma]);
}
g_simple_async_result_set_error (ctx->result,
MM_CORE_ERROR,
MM_CORE_ERROR_UNAUTHORIZED,
"Not allowed to connect bearer");
connect_context_complete_and_free (ctx);
}
/*****************************************************************************/
/* Detailed disconnect context, used in both CDMA and 3GPP sequences */
typedef struct {
MMBroadbandBearer *self;
MMBaseModem *modem;
MMAtSerialPort *primary;
MMAtSerialPort *secondary;
MMPort *data;
GSimpleAsyncResult *result;
/* 3GPP-specific */
gchar *cgact_command;
gboolean cgact_sent;
} DetailedDisconnectContext;
static gboolean
detailed_disconnect_finish (MMBroadbandBearer *self,
GAsyncResult *res,
GError **error)
{
return !g_simple_async_result_propagate_error (G_SIMPLE_ASYNC_RESULT (res), error);
}
static void
detailed_disconnect_context_complete_and_free (DetailedDisconnectContext *ctx)
{
g_simple_async_result_complete_in_idle (ctx->result);
if (ctx->cgact_command)
g_free (ctx->cgact_command);
g_object_unref (ctx->result);
g_object_unref (ctx->data);
g_object_unref (ctx->primary);
if (ctx->secondary)
g_object_unref (ctx->secondary);
g_object_unref (ctx->self);
g_object_unref (ctx->modem);
g_free (ctx);
}
static DetailedDisconnectContext *
detailed_disconnect_context_new (MMBroadbandBearer *self,
MMBroadbandModem *modem,
MMAtSerialPort *primary,
MMAtSerialPort *secondary,
MMPort *data,
GAsyncReadyCallback callback,
gpointer user_data)
{
DetailedDisconnectContext *ctx;
ctx = g_new0 (DetailedDisconnectContext, 1);
ctx->self = g_object_ref (self);
ctx->modem = MM_BASE_MODEM (g_object_ref (modem));
ctx->primary = g_object_ref (primary);
ctx->secondary = (secondary ? g_object_ref (secondary) : NULL);
ctx->data = g_object_ref (data);
ctx->result = g_simple_async_result_new (G_OBJECT (self),
callback,
user_data,
detailed_disconnect_context_new);
return ctx;
}
/*****************************************************************************/
/* CDMA DISCONNECT */
static void
primary_flash_cdma_ready (MMSerialPort *port,
GError *error,
DetailedDisconnectContext *ctx)
{
if (error) {
/* Ignore "NO CARRIER" response when modem disconnects and any flash
* failures we might encounter. Other errors are hard errors.
*/
if (!g_error_matches (error,
MM_CONNECTION_ERROR,
MM_CONNECTION_ERROR_NO_CARRIER) &&
!g_error_matches (error,
MM_SERIAL_ERROR,
MM_SERIAL_ERROR_FLASH_FAILED)) {
/* Fatal */
g_simple_async_result_set_from_error (ctx->result, error);
detailed_disconnect_context_complete_and_free (ctx);
return;
}
mm_dbg ("Port flashing failed (not fatal): %s", error->message);
}
g_simple_async_result_set_op_res_gboolean (ctx->result, TRUE);
detailed_disconnect_context_complete_and_free (ctx);
}
static void
disconnect_cdma (MMBroadbandBearer *self,
MMBroadbandModem *modem,
MMAtSerialPort *primary,
MMAtSerialPort *secondary,
MMPort *data,
GAsyncReadyCallback callback,
gpointer user_data)
{
DetailedDisconnectContext *ctx;
g_assert (primary != NULL);
ctx = detailed_disconnect_context_new (self,
modem,
primary,
secondary,
data,
callback,
user_data);
/* Just flash the primary port */
mm_serial_port_flash (MM_SERIAL_PORT (ctx->primary),
1000,
TRUE,
(MMSerialFlashFn)primary_flash_cdma_ready,
ctx);
}
/*****************************************************************************/
/* 3GPP DISCONNECT */
static void
cgact_primary_ready (MMBaseModem *modem,
GAsyncResult *res,
DetailedDisconnectContext *ctx)
{
GError *error = NULL;
/* Ignore errors for now */
mm_base_modem_at_command_full_finish (MM_BASE_MODEM (modem), res, &error);
if (error) {
mm_dbg ("PDP context deactivation failed (not fatal): %s", error->message);
g_error_free (error);
}
g_simple_async_result_set_op_res_gboolean (ctx->result, TRUE);
detailed_disconnect_context_complete_and_free (ctx);
}
static void
primary_flash_3gpp_ready (MMSerialPort *port,
GError *error,
DetailedDisconnectContext *ctx)
{
if (error) {
/* Ignore "NO CARRIER" response when modem disconnects and any flash
* failures we might encounter. Other errors are hard errors.
*/
if (!g_error_matches (error,
MM_CONNECTION_ERROR,
MM_CONNECTION_ERROR_NO_CARRIER) &&
!g_error_matches (error,
MM_SERIAL_ERROR,
MM_SERIAL_ERROR_FLASH_FAILED)) {
/* Fatal */
g_simple_async_result_set_from_error (ctx->result, error);
detailed_disconnect_context_complete_and_free (ctx);
return;
}
mm_dbg ("Port flashing failed (not fatal): %s", error->message);
}
/* Don't bother doing the CGACT again if it was done on a secondary port
* or if not needed */
if (ctx->cgact_sent) {
g_simple_async_result_set_op_res_gboolean (ctx->result, TRUE);
detailed_disconnect_context_complete_and_free (ctx);
return;
}
/* We don't want to try to send CGACT to the still connected port, so
* if the primary AT port is actually the data port, set it as
* disconnected here already. */
if ((gpointer)ctx->primary == (gpointer)ctx->data)
/* Port is disconnected; update the state */
mm_port_set_connected (ctx->data, FALSE);
mm_base_modem_at_command_full (ctx->modem,
ctx->primary,
ctx->cgact_command,
3,
FALSE,
NULL, /* cancellable */
(GAsyncReadyCallback)cgact_primary_ready,
ctx);
}
static void
cgact_secondary_ready (MMBaseModem *modem,
GAsyncResult *res,
DetailedDisconnectContext *ctx)
{
GError *error = NULL;
mm_base_modem_at_command_full_finish (MM_BASE_MODEM (modem), res, &error);
if (!error)
ctx->cgact_sent = TRUE;
else
g_error_free (error);
mm_serial_port_flash (MM_SERIAL_PORT (ctx->primary),
1000,
TRUE,
(MMSerialFlashFn)primary_flash_3gpp_ready,
ctx);
}
static void
disconnect_3gpp (MMBroadbandBearer *self,
MMBroadbandModem *modem,
MMAtSerialPort *primary,
MMAtSerialPort *secondary,
MMPort *data,
guint cid,
GAsyncReadyCallback callback,
gpointer user_data)
{
DetailedDisconnectContext *ctx;
g_assert (primary != NULL);
ctx = detailed_disconnect_context_new (self,
modem,
primary,
secondary,
data,
callback,
user_data);
/* If no specific CID was used, disable all PDP contexts */
ctx->cgact_command = (cid >= 0 ?
g_strdup_printf ("+CGACT=0,%d", cid) :
g_strdup_printf ("+CGACT=0"));
/* If the primary port is connected (with PPP) then try sending the PDP
* context deactivation on the secondary port because not all modems will
* respond to flashing (since either the modem or the kernel's serial
* driver doesn't support it).
*/
if (ctx->secondary &&
mm_port_get_connected (MM_PORT (ctx->primary))) {
mm_base_modem_at_command_full (ctx->modem,
ctx->secondary,
ctx->cgact_command,
3,
FALSE,
NULL, /* cancellable */
(GAsyncReadyCallback)cgact_secondary_ready,
ctx);
return;
}
/* If no secondary port, go on to flash the primary port */
mm_serial_port_flash (MM_SERIAL_PORT (ctx->primary),
1000,
TRUE,
(MMSerialFlashFn)primary_flash_3gpp_ready,
ctx);
}
/*****************************************************************************/
/* DISCONNECT */
typedef struct {
MMBroadbandBearer *self;
GSimpleAsyncResult *result;
MMPort *data;
} DisconnectContext;
static void
disconnect_context_complete_and_free (DisconnectContext *ctx)
{
g_simple_async_result_complete_in_idle (ctx->result);
g_object_unref (ctx->result);
g_object_unref (ctx->data);
g_object_unref (ctx->self);
g_free (ctx);
}
static gboolean
disconnect_finish (MMBearer *self,
GAsyncResult *res,
GError **error)
{
return !g_simple_async_result_propagate_error (G_SIMPLE_ASYNC_RESULT (res), error);
}
static void
reset_bearer_connection (MMBroadbandBearer *self)
{
if (self->priv->port) {
/* If properly disconnected, close the data port */
if (MM_IS_AT_SERIAL_PORT (self->priv->port))
mm_serial_port_close (MM_SERIAL_PORT (self->priv->port));
/* Port is disconnected; update the state. Note: implementations may
* already have set the port as disconnected (e.g the 3GPP one) */
mm_port_set_connected (self->priv->port, FALSE);
/* Clear data port */
g_clear_object (&self->priv->port);
}
/* Reset current connection type */
self->priv->connection_type = CONNECTION_TYPE_NONE;
}
static void
disconnect_succeeded (DisconnectContext *ctx)
{
/* Cleanup all connection related data */
reset_bearer_connection (ctx->self);
/* Set operation result */
g_simple_async_result_set_op_res_gboolean (ctx->result, TRUE);
disconnect_context_complete_and_free (ctx);
}
static void
disconnect_failed (DisconnectContext *ctx,
GError *error)
{
g_simple_async_result_take_error (ctx->result, error);
disconnect_context_complete_and_free (ctx);
}
static void
disconnect_cdma_ready (MMBroadbandBearer *self,
GAsyncResult *res,
DisconnectContext *ctx)
{
GError *error = NULL;
if (!MM_BROADBAND_BEARER_GET_CLASS (self)->disconnect_cdma_finish (self,
res,
&error))
disconnect_failed (ctx, error);
else
disconnect_succeeded (ctx);
}
static void
disconnect_3gpp_ready (MMBroadbandBearer *self,
GAsyncResult *res,
DisconnectContext *ctx)
{
GError *error = NULL;
if (!MM_BROADBAND_BEARER_GET_CLASS (self)->disconnect_3gpp_finish (self,
res,
&error))
disconnect_failed (ctx, error);
else {
/* Clear CID if we got any set */
if (ctx->self->priv->cid)
ctx->self->priv->cid = 0;
disconnect_succeeded (ctx);
}
}
static void
disconnect (MMBearer *self,
GAsyncReadyCallback callback,
gpointer user_data)
{
MMAtSerialPort *primary;
MMBaseModem *modem = NULL;
DisconnectContext *ctx;
if (!MM_BROADBAND_BEARER (self)->priv->port) {
g_simple_async_report_error_in_idle (
G_OBJECT (self),
callback,
user_data,
MM_CORE_ERROR,
MM_CORE_ERROR_FAILED,
"Couldn't disconnect: this bearer is not connected");
return;
}
g_object_get (self,
MM_BEARER_MODEM, &modem,
NULL);
g_assert (modem != NULL);
/* We need the primary port to disconnect... */
primary = mm_base_modem_peek_port_primary (modem);
if (!primary) {
g_simple_async_report_error_in_idle (
G_OBJECT (self),
callback,
user_data,
MM_CORE_ERROR,
MM_CORE_ERROR_FAILED,
"Couldn't disconnect: couldn't get primary port");
g_object_unref (modem);
return;
}
/* In this context, we only keep the stuff we'll need later */
ctx = g_new0 (DisconnectContext, 1);
ctx->self = g_object_ref (self);
ctx->data = g_object_ref (MM_BROADBAND_BEARER (self)->priv->port);
ctx->result = g_simple_async_result_new (G_OBJECT (self),
callback,
user_data,
disconnect);
switch (MM_BROADBAND_BEARER (self)->priv->connection_type) {
case CONNECTION_TYPE_3GPP:
MM_BROADBAND_BEARER_GET_CLASS (self)->disconnect_3gpp (
MM_BROADBAND_BEARER (self),
MM_BROADBAND_MODEM (modem),
primary,
mm_base_modem_peek_port_secondary (modem),
MM_BROADBAND_BEARER (self)->priv->port,
MM_BROADBAND_BEARER (self)->priv->cid,
(GAsyncReadyCallback) disconnect_3gpp_ready,
ctx);
break;
case CONNECTION_TYPE_CDMA:
MM_BROADBAND_BEARER_GET_CLASS (self)->disconnect_cdma (
MM_BROADBAND_BEARER (self),
MM_BROADBAND_MODEM (modem),
primary,
mm_base_modem_peek_port_secondary (modem),
MM_BROADBAND_BEARER (self)->priv->port,
(GAsyncReadyCallback) disconnect_cdma_ready,
ctx);
break;
case CONNECTION_TYPE_NONE:
g_assert_not_reached ();
}
g_object_unref (modem);
}
/*****************************************************************************/
static void
report_disconnection (MMBearer *self)
{
/* Cleanup all connection related data */
reset_bearer_connection (MM_BROADBAND_BEARER (self));
/* Chain up parent's report_disconection() */
MM_BEARER_CLASS (mm_broadband_bearer_parent_class)->report_disconnection (self);
}
/*****************************************************************************/
typedef struct _InitAsyncContext InitAsyncContext;
static void interface_initialization_step (InitAsyncContext *ctx);
typedef enum {
INITIALIZATION_STEP_FIRST,
INITIALIZATION_STEP_CDMA_RM_PROTOCOL,
INITIALIZATION_STEP_LAST
} InitializationStep;
struct _InitAsyncContext {
MMBroadbandBearer *self;
GSimpleAsyncResult *result;
GCancellable *cancellable;
MMBaseModem *modem;
InitializationStep step;
MMAtSerialPort *port;
};
static void
init_async_context_free (InitAsyncContext *ctx,
gboolean close_port)
{
if (ctx->port) {
if (close_port)
mm_serial_port_close (MM_SERIAL_PORT (ctx->port));
g_object_unref (ctx->port);
}
g_object_unref (ctx->self);
g_object_unref (ctx->modem);
g_object_unref (ctx->result);
if (ctx->cancellable)
g_object_unref (ctx->cancellable);
g_free (ctx);
}
MMBearer *
mm_broadband_bearer_new_finish (GAsyncResult *res,
GError **error)
{
GObject *bearer;
GObject *source;
source = g_async_result_get_source_object (res);
bearer = g_async_initable_new_finish (G_ASYNC_INITABLE (source), res, error);
g_object_unref (source);
if (!bearer)
return NULL;
/* Only export valid bearers */
mm_bearer_export (MM_BEARER (bearer));
return MM_BEARER (bearer);
}
static gboolean
initable_init_finish (GAsyncInitable *initable,
GAsyncResult *result,
GError **error)
{
return !g_simple_async_result_propagate_error (G_SIMPLE_ASYNC_RESULT (result), error);
}
static void
crm_range_ready (MMBaseModem *modem,
GAsyncResult *res,
InitAsyncContext *ctx)
{
GError *error = NULL;
const gchar *response;
response = mm_base_modem_at_command_full_finish (modem, res, &error);
if (error) {
/* We should possibly take this error as fatal. If we were told to use a
* specific Rm protocol, we must be able to check if it is supported. */
g_simple_async_result_take_error (ctx->result, error);
} else {
MMModemCdmaRmProtocol min = MM_MODEM_CDMA_RM_PROTOCOL_UNKNOWN;
MMModemCdmaRmProtocol max = MM_MODEM_CDMA_RM_PROTOCOL_UNKNOWN;
if (mm_cdma_parse_crm_test_response (response,
&min, &max,
&error)) {
MMModemCdmaRmProtocol current;
current = mm_bearer_properties_get_rm_protocol (mm_bearer_peek_config (MM_BEARER (ctx->self)));
/* Check if value within the range */
if (current >= min &&
current <= max) {
/* Fine, go on with next step */
ctx->step++;
interface_initialization_step (ctx);
}
g_assert (error == NULL);
error = g_error_new (MM_CORE_ERROR,
MM_CORE_ERROR_FAILED,
"Requested RM protocol '%s' is not supported",
mm_modem_cdma_rm_protocol_get_string (current));
}
/* Failed, set as fatal as well */
g_simple_async_result_take_error (ctx->result, error);
}
g_simple_async_result_complete (ctx->result);
init_async_context_free (ctx, TRUE);
}
static void
modem_3gpp_registration_state_changed (MMBroadbandModem *modem,
GParamSpec *pspec,
MMBroadbandBearer *self)
{
MMModem3gppRegistrationState state = MM_MODEM_3GPP_REGISTRATION_STATE_UNKNOWN;
g_object_get (modem,
MM_IFACE_MODEM_3GPP_REGISTRATION_STATE, &state,
NULL);
switch (state) {
case MM_MODEM_3GPP_REGISTRATION_STATE_IDLE:
case MM_MODEM_3GPP_REGISTRATION_STATE_SEARCHING:
case MM_MODEM_3GPP_REGISTRATION_STATE_DENIED:
case MM_MODEM_3GPP_REGISTRATION_STATE_UNKNOWN:
mm_dbg ("Bearer not allowed to connect, not registered");
self->priv->reason_3gpp = CONNECTION_FORBIDDEN_REASON_UNREGISTERED;
break;
case MM_MODEM_3GPP_REGISTRATION_STATE_HOME:
mm_dbg ("Bearer allowed to connect, registered in home network");
self->priv->reason_3gpp = CONNECTION_FORBIDDEN_REASON_NONE;
break;
case MM_MODEM_3GPP_REGISTRATION_STATE_ROAMING:
if (mm_bearer_properties_get_allow_roaming (mm_bearer_peek_config (MM_BEARER (self)))) {
mm_dbg ("Bearer allowed to connect, registered in roaming network");
self->priv->reason_3gpp = CONNECTION_FORBIDDEN_REASON_NONE;
} else {
mm_dbg ("Bearer not allowed to connect, registered in roaming network");
self->priv->reason_3gpp = CONNECTION_FORBIDDEN_REASON_ROAMING;
}
break;
}
/* close connection if we're connected in 3GPP */
if (self->priv->reason_3gpp != CONNECTION_FORBIDDEN_REASON_NONE &&
self->priv->connection_type == CONNECTION_TYPE_3GPP)
mm_bearer_disconnect_force (MM_BEARER (self));
}
static void
modem_cdma_registration_state_changed (MMBroadbandModem *modem,
GParamSpec *pspec,
MMBroadbandBearer *self)
{
MMModemCdmaRegistrationState cdma1x_state = MM_MODEM_CDMA_REGISTRATION_STATE_UNKNOWN;
MMModemCdmaRegistrationState evdo_state = MM_MODEM_CDMA_REGISTRATION_STATE_UNKNOWN;
g_object_get (modem,
MM_IFACE_MODEM_CDMA_CDMA1X_REGISTRATION_STATE, &cdma1x_state,
MM_IFACE_MODEM_CDMA_EVDO_REGISTRATION_STATE, &evdo_state,
NULL);
if (cdma1x_state == MM_MODEM_CDMA_REGISTRATION_STATE_ROAMING ||
evdo_state == MM_MODEM_CDMA_REGISTRATION_STATE_ROAMING) {
if (mm_bearer_properties_get_allow_roaming (mm_bearer_peek_config (MM_BEARER (self)))) {
mm_dbg ("Bearer allowed to connect, registered in roaming network");
self->priv->reason_cdma = CONNECTION_FORBIDDEN_REASON_NONE;
} else {
mm_dbg ("Bearer not allowed to connect, registered in roaming network");
self->priv->reason_cdma = CONNECTION_FORBIDDEN_REASON_ROAMING;
}
} else if (cdma1x_state != MM_MODEM_CDMA_REGISTRATION_STATE_UNKNOWN ||
evdo_state != MM_MODEM_CDMA_REGISTRATION_STATE_UNKNOWN) {
mm_dbg ("Bearer allowed to connect, registered in home network");
self->priv->reason_cdma = CONNECTION_FORBIDDEN_REASON_NONE;
} else {
mm_dbg ("Bearer not allowed to connect, not registered");
self->priv->reason_cdma = CONNECTION_FORBIDDEN_REASON_UNREGISTERED;
}
/* close connection if we're connected in CDMA */
if (self->priv->reason_cdma != CONNECTION_FORBIDDEN_REASON_NONE &&
self->priv->connection_type == CONNECTION_TYPE_CDMA)
mm_bearer_disconnect_force (MM_BEARER (self));
}
static void
interface_initialization_step (InitAsyncContext *ctx)
{
switch (ctx->step) {
case INITIALIZATION_STEP_FIRST:
/* Fall down to next step */
ctx->step++;
case INITIALIZATION_STEP_CDMA_RM_PROTOCOL:
/* If a specific RM protocol is given, we need to check whether it is
* supported. */
if (mm_iface_modem_is_cdma (MM_IFACE_MODEM (ctx->modem)) &&
mm_bearer_properties_get_rm_protocol (
mm_bearer_peek_config (MM_BEARER (ctx->self))) != MM_MODEM_CDMA_RM_PROTOCOL_UNKNOWN) {
mm_base_modem_at_command_full (ctx->modem,
ctx->port,
"+CRM=?",
3,
TRUE, /* getting range, so reply can be cached */
NULL, /* cancellable */
(GAsyncReadyCallback)crm_range_ready,
ctx);
return;
}
/* Fall down to next step */
ctx->step++;
case INITIALIZATION_STEP_LAST:
if (mm_iface_modem_is_3gpp (MM_IFACE_MODEM (ctx->modem))) {
ctx->self->priv->id_3gpp_registration_change =
g_signal_connect (ctx->modem,
"notify::" MM_IFACE_MODEM_3GPP_REGISTRATION_STATE,
G_CALLBACK (modem_3gpp_registration_state_changed),
ctx->self);
modem_3gpp_registration_state_changed (MM_BROADBAND_MODEM (ctx->modem), NULL, ctx->self);
}
if (mm_iface_modem_is_cdma (MM_IFACE_MODEM (ctx->modem))) {
ctx->self->priv->id_cdma1x_registration_change =
g_signal_connect (ctx->modem,
"notify::" MM_IFACE_MODEM_CDMA_CDMA1X_REGISTRATION_STATE,
G_CALLBACK (modem_cdma_registration_state_changed),
ctx->self);
ctx->self->priv->id_evdo_registration_change =
g_signal_connect (ctx->modem,
"notify::" MM_IFACE_MODEM_CDMA_EVDO_REGISTRATION_STATE,
G_CALLBACK (modem_cdma_registration_state_changed),
ctx->self);
modem_cdma_registration_state_changed (MM_BROADBAND_MODEM (ctx->modem), NULL, ctx->self);
}
/* We are done without errors! */
g_simple_async_result_set_op_res_gboolean (ctx->result, TRUE);
g_simple_async_result_complete_in_idle (ctx->result);
init_async_context_free (ctx, TRUE);
return;
}
g_assert_not_reached ();
}
static void
initable_init_async (GAsyncInitable *initable,
int io_priority,
GCancellable *cancellable,
GAsyncReadyCallback callback,
gpointer user_data)
{
InitAsyncContext *ctx;
GError *error = NULL;
ctx = g_new0 (InitAsyncContext, 1);
ctx->self = g_object_ref (initable);
ctx->result = g_simple_async_result_new (G_OBJECT (initable),
callback,
user_data,
initable_init_async);
ctx->cancellable = (cancellable ?
g_object_ref (cancellable) :
NULL);
g_object_get (initable,
MM_BEARER_MODEM, &ctx->modem,
NULL);
ctx->port = mm_base_modem_get_port_primary (ctx->modem);
if (!ctx->port) {
g_simple_async_result_set_error (ctx->result,
MM_CORE_ERROR,
MM_CORE_ERROR_FAILED,
"Couldn't get primary port");
g_simple_async_result_complete_in_idle (ctx->result);
init_async_context_free (ctx, FALSE);
return;
}
if (!mm_serial_port_open (MM_SERIAL_PORT (ctx->port), &error)) {
g_simple_async_result_take_error (ctx->result, error);
g_simple_async_result_complete_in_idle (ctx->result);
init_async_context_free (ctx, FALSE);
return;
}
interface_initialization_step (ctx);
}
void
mm_broadband_bearer_new (MMBroadbandModem *modem,
MMBearerProperties *properties,
GCancellable *cancellable,
GAsyncReadyCallback callback,
gpointer user_data)
{
g_async_initable_new_async (
MM_TYPE_BROADBAND_BEARER,
G_PRIORITY_DEFAULT,
cancellable,
callback,
user_data,
MM_BEARER_MODEM, modem,
MM_BEARER_CONFIG, properties,
NULL);
}
static void
mm_broadband_bearer_init (MMBroadbandBearer *self)
{
/* Initialize private data */
self->priv = G_TYPE_INSTANCE_GET_PRIVATE ((self),
MM_TYPE_BROADBAND_BEARER,
MMBroadbandBearerPrivate);
/* Set defaults */
self->priv->connection_type = CONNECTION_TYPE_NONE;
self->priv->reason_3gpp = CONNECTION_FORBIDDEN_REASON_NONE;
self->priv->reason_cdma = CONNECTION_FORBIDDEN_REASON_NONE;
}
static void
dispose (GObject *object)
{
MMBroadbandBearer *self = MM_BROADBAND_BEARER (object);
MMBroadbandModem *modem = NULL;
g_object_get (self,
MM_BEARER_MODEM, &modem,
NULL);
/* We will disconnect the signals before calling parent's dispose, so that
* we can get the 'modem' object we need to perform the disconnection */
if (self->priv->id_3gpp_registration_change) {
g_signal_handler_disconnect (modem, self->priv->id_3gpp_registration_change);
self->priv->id_3gpp_registration_change = 0;
}
if (self->priv->id_cdma1x_registration_change) {
g_signal_handler_disconnect (modem, self->priv->id_cdma1x_registration_change);
self->priv->id_cdma1x_registration_change = 0;
}
if (self->priv->id_evdo_registration_change) {
g_signal_handler_disconnect (modem, self->priv->id_evdo_registration_change);
self->priv->id_evdo_registration_change = 0;
}
g_object_unref (modem);
G_OBJECT_CLASS (mm_broadband_bearer_parent_class)->dispose (object);
}
static void
async_initable_iface_init (GAsyncInitableIface *iface)
{
iface->init_async = initable_init_async;
iface->init_finish = initable_init_finish;
}
static void
mm_broadband_bearer_class_init (MMBroadbandBearerClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
MMBearerClass *bearer_class = MM_BEARER_CLASS (klass);
g_type_class_add_private (object_class, sizeof (MMBroadbandBearerPrivate));
/* Virtual methods */
object_class->dispose = dispose;
bearer_class->connect = connect;
bearer_class->connect_finish = connect_finish;
bearer_class->disconnect = disconnect;
bearer_class->disconnect_finish = disconnect_finish;
bearer_class->report_disconnection = report_disconnection;
klass->connect_3gpp = connect_3gpp;
klass->connect_3gpp_finish = detailed_connect_finish;
klass->dial_3gpp = dial_3gpp;
klass->dial_3gpp_finish = dial_3gpp_finish;
klass->connect_cdma = connect_cdma;
klass->connect_cdma_finish = detailed_connect_finish;
klass->disconnect_3gpp = disconnect_3gpp;
klass->disconnect_3gpp_finish = detailed_disconnect_finish;
klass->disconnect_cdma = disconnect_cdma;
klass->disconnect_cdma_finish = detailed_disconnect_finish;
}