/* -*- 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 Google, Inc. * Copyright (C) 2012 Aleksander Morgado */ #include #include #include #include #include #include #include #include #define _LIBMM_INSIDE_MM #include #include "mm-broadband-bearer-icera.h" #include "mm-base-modem-at.h" #include "mm-log.h" #include "mm-modem-helpers.h" #include "mm-error-helpers.h" #include "mm-daemon-enums-types.h" G_DEFINE_TYPE (MMBroadbandBearerIcera, mm_broadband_bearer_icera, MM_TYPE_BROADBAND_BEARER); enum { PROP_0, PROP_DEFAULT_IP_METHOD, PROP_LAST }; static GParamSpec *properties[PROP_LAST]; struct _MMBroadbandBearerIceraPrivate { MMBearerIpMethod default_ip_method; /* Connection related */ gpointer connect_pending; guint connect_pending_id; gulong connect_cancellable_id; gulong connect_port_closed_id; /* Disconnection related */ gpointer disconnect_pending; guint disconnect_pending_id; }; /*****************************************************************************/ /* 3GPP IP config retrieval (sub-step of the 3GPP Connection sequence) */ typedef struct { MMBroadbandBearerIcera *self; MMBaseModem *modem; MMAtSerialPort *primary; guint cid; GSimpleAsyncResult *result; } GetIpConfig3gppContext; static GetIpConfig3gppContext * get_ip_config_3gpp_context_new (MMBroadbandBearerIcera *self, MMBaseModem *modem, MMAtSerialPort *primary, guint cid, GAsyncReadyCallback callback, gpointer user_data) { GetIpConfig3gppContext *ctx; ctx = g_new0 (GetIpConfig3gppContext, 1); ctx->self = g_object_ref (self); ctx->modem = g_object_ref (modem); ctx->primary = g_object_ref (primary); ctx->cid = cid; ctx->result = g_simple_async_result_new (G_OBJECT (self), callback, user_data, get_ip_config_3gpp_context_new); return ctx; } static void get_ip_config_context_complete_and_free (GetIpConfig3gppContext *ctx) { g_simple_async_result_complete_in_idle (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 get_ip_config_3gpp_finish (MMBroadbandBearer *self, GAsyncResult *res, MMBearerIpConfig **ipv4_config, MMBearerIpConfig **ipv6_config, GError **error) { MMBearerIpConfig *ip_config; if (g_simple_async_result_propagate_error (G_SIMPLE_ASYNC_RESULT (res), error)) return FALSE; /* No IPv6 for now */ ip_config = g_simple_async_result_get_op_res_gpointer (G_SIMPLE_ASYNC_RESULT (res)); *ipv4_config = g_object_ref (ip_config); *ipv6_config = NULL; return TRUE; } #define IPDPADDR_TAG "%IPDPADDR: " static void ip_config_ready (MMBaseModem *modem, GAsyncResult *res, GetIpConfig3gppContext *ctx) { MMBearerIpConfig *ip_config = NULL; const gchar *response; GError *error = NULL; gchar **items; gchar *dns[3] = { 0 }; guint i; guint dns_i; response = mm_base_modem_at_command_full_finish (MM_BASE_MODEM (modem), res, &error); if (error) { g_simple_async_result_take_error (ctx->result, error); get_ip_config_context_complete_and_free (ctx); return; } /* TODO: use a regex to parse this */ /* Check result */ if (!g_str_has_prefix (response, IPDPADDR_TAG)) { g_simple_async_result_set_error (ctx->result, MM_CORE_ERROR, MM_CORE_ERROR_FAILED, "Couldn't get IP config: invalid response '%s'", response); get_ip_config_context_complete_and_free (ctx); return; } /* %IPDPADDR: ,,,,[,,[,,,]] * * Sierra USB305: %IPDPADDR: 2, 21.93.217.11, 21.93.217.10, 10.177.0.34, 10.161.171.220, 0.0.0.0, 0.0.0.0 * K3805-Z: %IPDPADDR: 2, 21.93.217.11, 21.93.217.10, 10.177.0.34, 10.161.171.220, 0.0.0.0, 0.0.0.0, 255.0.0.0, 255.255.255.0, 21.93.217.10, */ response = mm_strip_tag (response, IPDPADDR_TAG); items = g_strsplit (response, ", ", 0); ip_config = mm_bearer_ip_config_new (); for (i = 0, dns_i = 0; items[i]; i++) { if (i == 0) { /* CID */ gint num; if (!mm_get_int_from_str (items[i], &num) || num != ctx->cid) { error = g_error_new (MM_CORE_ERROR, MM_CORE_ERROR_FAILED, "Unknown CID in IPDPADDR response (" "got %d, expected %d)", (guint) num, ctx->cid); break; } } else if (i == 1) { /* IP address */ guint32 tmp = 0; if (!inet_pton (AF_INET, items[i], &tmp)) { mm_warn ("Couldn't parse IP address '%s'", items[i]); g_clear_object (&ip_config); break; } mm_bearer_ip_config_set_method (ip_config, MM_BEARER_IP_METHOD_STATIC); mm_bearer_ip_config_set_address (ip_config, items[i]); } else if (i == 2) { /* Gateway */ guint32 tmp = 0; if (!inet_pton (AF_INET, items[i], &tmp)) { mm_warn ("Couldn't parse gateway address '%s'", items[i]); g_clear_object (&ip_config); break; } if (tmp) mm_bearer_ip_config_set_gateway (ip_config, items[i]); } else if (i == 3 || i == 4) { /* DNS entries */ guint32 tmp = 0; if (!inet_pton (AF_INET, items[i], &tmp)) { mm_warn ("Couldn't parse DNS address '%s'", items[i]); g_clear_object (&ip_config); break; } if (tmp) dns[dns_i++] = items[i]; } else if (i == 8) { /* Netmask */ guint32 tmp = 0; if (!inet_pton (AF_INET, items[i], &tmp)) { mm_warn ("Couldn't parse netmask '%s'", items[i]); g_clear_object (&ip_config); break; } mm_bearer_ip_config_set_prefix (ip_config, mm_netmask_to_cidr (items[i])); } else if (i == 9) { /* Duplicate Gateway */ if (!mm_bearer_ip_config_get_gateway (ip_config)) { guint32 tmp = 0; if (!inet_pton (AF_INET, items[i], &tmp)) { mm_warn ("Couldn't parse (duplicate) gateway address '%s'", items[i]); g_clear_object (&ip_config); break; } if (tmp) mm_bearer_ip_config_set_gateway (ip_config, items[i]); } } } if (!ip_config) { if (error) g_simple_async_result_take_error (ctx->result, error); else g_simple_async_result_set_error (ctx->result, MM_CORE_ERROR, MM_CORE_ERROR_FAILED, "Couldn't get IP config: couldn't parse response '%s'", response); } else { /* If we got DNS entries, set them in the IP config */ if (dns[0]) mm_bearer_ip_config_set_dns (ip_config, (const gchar **)dns); g_simple_async_result_set_op_res_gpointer (ctx->result, ip_config, (GDestroyNotify)g_object_unref); } get_ip_config_context_complete_and_free (ctx); g_strfreev (items); } static void get_ip_config_3gpp (MMBroadbandBearer *self, MMBroadbandModem *modem, MMAtSerialPort *primary, MMAtSerialPort *secondary, MMPort *data, guint cid, GAsyncReadyCallback callback, gpointer user_data) { GetIpConfig3gppContext *ctx; ctx = get_ip_config_3gpp_context_new (MM_BROADBAND_BEARER_ICERA (self), MM_BASE_MODEM (modem), primary, cid, callback, user_data); if (ctx->self->priv->default_ip_method == MM_BEARER_IP_METHOD_STATIC) { gchar *command; command = g_strdup_printf ("%%IPDPADDR=%d", cid); mm_base_modem_at_command_full (MM_BASE_MODEM (modem), primary, command, 3, FALSE, FALSE, /* raw */ NULL, /* cancellable */ (GAsyncReadyCallback)ip_config_ready, ctx); g_free (command); return; } /* Otherwise, DHCP */ if (ctx->self->priv->default_ip_method == MM_BEARER_IP_METHOD_DHCP) { MMBearerIpConfig *ip_config; ip_config = mm_bearer_ip_config_new (); mm_bearer_ip_config_set_method (ip_config, MM_BEARER_IP_METHOD_DHCP); g_simple_async_result_set_op_res_gpointer (ctx->result, ip_config, (GDestroyNotify)g_object_unref); get_ip_config_context_complete_and_free (ctx); return; } g_assert_not_reached (); } /*****************************************************************************/ /* 3GPP disconnection */ typedef struct { MMBroadbandBearerIcera *self; GSimpleAsyncResult *result; } Disconnect3gppContext; static void disconnect_3gpp_context_complete_and_free (Disconnect3gppContext *ctx) { g_simple_async_result_complete (ctx->result); g_object_unref (ctx->result); g_object_unref (ctx->self); g_free (ctx); } static gboolean disconnect_3gpp_finish (MMBroadbandBearer *self, GAsyncResult *res, GError **error) { return !g_simple_async_result_propagate_error (G_SIMPLE_ASYNC_RESULT (res), error); } static gboolean disconnect_3gpp_timed_out_cb (MMBroadbandBearerIcera *self) { Disconnect3gppContext *ctx; /* Recover context */ ctx = self->priv->disconnect_pending; self->priv->disconnect_pending = NULL; self->priv->disconnect_pending_id = 0; g_simple_async_result_set_error (ctx->result, MM_SERIAL_ERROR, MM_SERIAL_ERROR_RESPONSE_TIMEOUT, "Disconnection attempt timed out"); disconnect_3gpp_context_complete_and_free (ctx); return FALSE; } static void report_disconnect_status (MMBroadbandBearerIcera *self, MMBearerConnectionStatus status) { Disconnect3gppContext *ctx; /* Recover context */ ctx = self->priv->disconnect_pending; self->priv->disconnect_pending = NULL; g_assert (ctx != NULL); /* Cleanup timeout, if any */ if (self->priv->disconnect_pending_id) { g_source_remove (self->priv->disconnect_pending_id); self->priv->disconnect_pending_id = 0; } /* Received 'CONNECTED' during a disconnection attempt? */ if (status == MM_BEARER_CONNECTION_STATUS_CONNECTED) { g_simple_async_result_set_error (ctx->result, MM_CORE_ERROR, MM_CORE_ERROR_FAILED, "Disconnection failed"); disconnect_3gpp_context_complete_and_free (ctx); return; } /* Received 'DISCONNECTED' during a disconnection attempt? */ if (status == MM_BEARER_CONNECTION_STATUS_DISCONNECTED || status == MM_BEARER_CONNECTION_STATUS_CONNECTION_FAILED) { g_simple_async_result_set_op_res_gboolean (ctx->result, TRUE); disconnect_3gpp_context_complete_and_free (ctx); return; } /* No other status is expected by this implementation */ g_assert_not_reached (); } static void disconnect_ipdpact_ready (MMBaseModem *modem, GAsyncResult *res, MMBroadbandBearerIcera *self) { Disconnect3gppContext *ctx; GError *error = NULL; /* Try to recover the disconnection context. If none found, it means the * context was already completed and we have nothing else to do. */ ctx = self->priv->disconnect_pending; /* Balance refcount with the extra ref we passed to command_full() */ g_object_unref (self); if (!ctx) { mm_dbg ("Disconnection context was finished already by an unsolicited message"); /* Run _finish() to finalize the async call, even if we don't care * the result */ mm_base_modem_at_command_full_finish (modem, res, NULL); return; } mm_base_modem_at_command_full_finish (MM_BASE_MODEM (modem), res, &error); if (error) { self->priv->disconnect_pending = NULL; g_simple_async_result_take_error (ctx->result, error); disconnect_3gpp_context_complete_and_free (ctx); return; } /* Set a 60-second disconnection-failure timeout */ self->priv->disconnect_pending_id = g_timeout_add_seconds (60, (GSourceFunc)disconnect_3gpp_timed_out_cb, self); } static void disconnect_3gpp (MMBroadbandBearer *bearer, MMBroadbandModem *modem, MMAtSerialPort *primary, MMAtSerialPort *secondary, MMPort *data, guint cid, GAsyncReadyCallback callback, gpointer user_data) { MMBroadbandBearerIcera *self = MM_BROADBAND_BEARER_ICERA (bearer); gchar *command; Disconnect3gppContext *ctx; ctx = g_new0 (Disconnect3gppContext, 1); ctx->self = g_object_ref (self); ctx->result = g_simple_async_result_new (G_OBJECT (self), callback, user_data, disconnect_3gpp); /* The unsolicited response to %IPDPACT may come before the OK does. * We will keep the disconnection context in the bearer private data so * that it is accessible from the unsolicited message handler. Note * also that we do NOT pass the ctx to the GAsyncReadyCallback, as it * may not be valid any more when the callback is called (it may be * already completed in the unsolicited handling) */ g_assert (ctx->self->priv->disconnect_pending == NULL); ctx->self->priv->disconnect_pending = ctx; command = g_strdup_printf ("%%IPDPACT=%d,0", cid); mm_base_modem_at_command_full ( MM_BASE_MODEM (modem), primary, command, 60, FALSE, FALSE, /* raw */ NULL, /* cancellable */ (GAsyncReadyCallback)disconnect_ipdpact_ready, g_object_ref (ctx->self)); /* we pass the bearer object! */ g_free (command); } /*****************************************************************************/ /* 3GPP Dialing (sub-step of the 3GPP Connection sequence) */ typedef struct { MMBroadbandBearerIcera *self; MMBaseModem *modem; MMAtSerialPort *primary; guint cid; GCancellable *cancellable; GSimpleAsyncResult *result; MMPort *data; guint authentication_retries; GError *saved_error; } Dial3gppContext; static void dial_3gpp_context_complete_and_free (Dial3gppContext *ctx) { g_simple_async_result_complete_in_idle (ctx->result); if (ctx->data) g_object_unref (ctx->data); g_object_unref (ctx->cancellable); g_object_unref (ctx->result); g_object_unref (ctx->primary); g_object_unref (ctx->modem); g_object_unref (ctx->self); g_slice_free (Dial3gppContext, 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 MMPort * dial_3gpp_finish (MMBroadbandBearer *self, GAsyncResult *res, GError **error) { if (g_simple_async_result_propagate_error (G_SIMPLE_ASYNC_RESULT (res), error)) return NULL; return MM_PORT (g_object_ref (g_simple_async_result_get_op_res_gpointer (G_SIMPLE_ASYNC_RESULT (res)))); } static void connect_reset_ready (MMBaseModem *modem, GAsyncResult *res, Dial3gppContext *ctx) { mm_base_modem_at_command_full_finish (modem, res, NULL); /* error should have already been set in the simple async result */ dial_3gpp_context_complete_and_free (ctx); } static void connect_reset (Dial3gppContext *ctx) { gchar *command; /* Need to reset the connection attempt */ command = g_strdup_printf ("%%IPDPACT=%d,0", ctx->cid); mm_base_modem_at_command_full (ctx->modem, ctx->primary, command, 3, FALSE, FALSE, /* raw */ NULL, /* cancellable */ (GAsyncReadyCallback)connect_reset_ready, ctx); g_free (command); } static gboolean connect_timed_out_cb (MMBroadbandBearerIcera *self) { Dial3gppContext *ctx; /* Recover context and remove it from the private info */ ctx = self->priv->connect_pending; self->priv->connect_pending = NULL; /* Remove cancellation, if found */ if (self->priv->connect_cancellable_id) { g_cancellable_disconnect (ctx->cancellable, self->priv->connect_cancellable_id); self->priv->connect_cancellable_id = 0; } /* Remove closed port watch, if found */ if (ctx && self->priv->connect_port_closed_id) { g_signal_handler_disconnect (ctx->primary, self->priv->connect_port_closed_id); self->priv->connect_port_closed_id = 0; } /* Cleanup timeout ID */ self->priv->connect_pending_id = 0; /* If we were cancelled, prefer that error */ if (ctx->saved_error) { g_simple_async_result_take_error (ctx->result, ctx->saved_error); ctx->saved_error = NULL; } else g_simple_async_result_set_error (ctx->result, MM_MOBILE_EQUIPMENT_ERROR, MM_MOBILE_EQUIPMENT_ERROR_NETWORK_TIMEOUT, "Connection attempt timed out"); /* It's probably pointless to try to reset this here, but anyway... */ connect_reset (ctx); return FALSE; } static void connect_cancelled_cb (GCancellable *cancellable, MMBroadbandBearerIcera *self) { Dial3gppContext *ctx; /* Recover context but DON'T remove it from the private info */ ctx = self->priv->connect_pending; /* Remove the cancellable * NOTE: we shouldn't remove the timeout yet. We still need to wait * to get connected before running the explicit connection reset */ self->priv->connect_cancellable_id = 0; /* Store cancelled error */ g_assert (dial_3gpp_context_set_error_if_cancelled (ctx, &ctx->saved_error)); /* We cannot reset right here, we need to wait for the connection * attempt to finish */ } static void forced_close_cb (MMSerialPort *port, MMBroadbandBearerIcera *self) { /* Just treat the forced close event as any other unsolicited message */ mm_bearer_report_connection_status (MM_BEARER (self), MM_BEARER_CONNECTION_STATUS_CONNECTION_FAILED); } static void ier_query_ready (MMBaseModem *modem, GAsyncResult *res, Dial3gppContext *ctx) { const gchar *response; GError *activation_error = NULL; response = mm_base_modem_at_command_full_finish (modem, res, NULL); if (response) { gint nw_activation_err; response = mm_strip_tag (response, "%IER:"); if (sscanf (response, "%*d,%*d,%d", &nw_activation_err)) { /* 3GPP TS 24.008 Annex G error codes: * 27 - Unknown or missing access point name * 33 - Requested service option not subscribed */ if (nw_activation_err == 27 || nw_activation_err == 33) activation_error = mm_mobile_equipment_error_for_code ( MM_MOBILE_EQUIPMENT_ERROR_GPRS_SERVICE_OPTION_NOT_SUBSCRIBED); } } if (activation_error) g_simple_async_result_take_error (ctx->result, activation_error); else g_simple_async_result_set_error (ctx->result, MM_CORE_ERROR, MM_CORE_ERROR_FAILED, "Call setup failed"); dial_3gpp_context_complete_and_free (ctx); } static void report_connect_status (MMBroadbandBearerIcera *self, MMBearerConnectionStatus status) { Dial3gppContext *ctx; g_assert (status == MM_BEARER_CONNECTION_STATUS_CONNECTED || status == MM_BEARER_CONNECTION_STATUS_CONNECTION_FAILED || status == MM_BEARER_CONNECTION_STATUS_DISCONNECTED); /* Recover context and remove it from the private info */ ctx = self->priv->connect_pending; self->priv->connect_pending = NULL; g_assert (ctx != NULL); /* Cleanup cancellable, timeout and port closed watch, if any */ if (self->priv->connect_pending_id) { g_source_remove (self->priv->connect_pending_id); self->priv->connect_pending_id = 0; } if (self->priv->connect_cancellable_id) { g_cancellable_disconnect (ctx->cancellable, self->priv->connect_cancellable_id); self->priv->connect_cancellable_id = 0; } if (self->priv->connect_port_closed_id) { g_signal_handler_disconnect (ctx->primary, self->priv->connect_port_closed_id); self->priv->connect_port_closed_id = 0; } /* Received 'CONNECTED' during a connection attempt? */ if (status == MM_BEARER_CONNECTION_STATUS_CONNECTED) { /* If we wanted to get cancelled before, do it now */ if (ctx->saved_error) { /* Keep error */ g_simple_async_result_take_error (ctx->result, ctx->saved_error); ctx->saved_error = NULL; /* Cancel connection */ connect_reset (ctx); return; } g_simple_async_result_set_op_res_gpointer (ctx->result, g_object_ref (ctx->data), (GDestroyNotify)g_object_unref); dial_3gpp_context_complete_and_free (ctx); return; } /* If we wanted to get cancelled before and now we couldn't connect, * use the cancelled error and return */ if (ctx->saved_error) { g_simple_async_result_take_error (ctx->result, ctx->saved_error); ctx->saved_error = NULL; dial_3gpp_context_complete_and_free (ctx); return; } /* Received CONNECTION_FAILED during a connection attempt? */ if (status == MM_BEARER_CONNECTION_STATUS_CONNECTION_FAILED) { /* Try to gather additional info about the connection failure */ mm_base_modem_at_command_full ( ctx->modem, ctx->primary, "%IER?", 60, FALSE, FALSE, /* raw */ NULL, /* cancellable */ (GAsyncReadyCallback)ier_query_ready, ctx); return; } /* Otherwise, received 'DISCONNECTED' during a connection attempt? */ g_simple_async_result_set_error (ctx->result, MM_CORE_ERROR, MM_CORE_ERROR_FAILED, "Call setup failed"); dial_3gpp_context_complete_and_free (ctx); } static void activate_ready (MMBaseModem *modem, GAsyncResult *res, MMBroadbandBearerIcera *self) { Dial3gppContext *ctx; GError *error = NULL; /* Try to recover the connection context. If none found, it means the * context was already completed and we have nothing else to do. */ ctx = self->priv->connect_pending; /* Balance refcount with the extra ref we passed to command_full() */ g_object_unref (self); if (!ctx) { mm_dbg ("Connection context was finished already by an unsolicited message"); /* Run _finish() to finalize the async call, even if we don't care * the result */ mm_base_modem_at_command_full_finish (modem, res, NULL); return; } /* Errors on the dial command are fatal */ if (!mm_base_modem_at_command_full_finish (modem, res, &error)) { self->priv->connect_pending = NULL; g_simple_async_result_take_error (ctx->result, error); dial_3gpp_context_complete_and_free (ctx); return; } /* We will now setup a timeout and keep the context in the bearer's private. * Reports of modem being connected will arrive via unsolicited messages. * This timeout should be long enough. Actually... ideally should never get * reached. */ self->priv->connect_pending_id = g_timeout_add_seconds (60, (GSourceFunc)connect_timed_out_cb, self); /* From now on, if we get cancelled, we'll still need to wait for the connection * attempt to finish before resetting it */ self->priv->connect_cancellable_id = g_cancellable_connect (ctx->cancellable, G_CALLBACK (connect_cancelled_cb), self, NULL); /* If we get the port closed, we treat as a connect error */ self->priv->connect_port_closed_id = g_signal_connect (ctx->primary, "forced-close", G_CALLBACK (forced_close_cb), self); } static void deactivate_ready (MMBaseModem *modem, GAsyncResult *res, Dial3gppContext *ctx) { gchar *command; /* * Ignore any error here; %IPDPACT=ctx,0 will produce an error 767 * if the context is not, in fact, connected. This is annoying but * harmless. */ mm_base_modem_at_command_full_finish (modem, res, NULL); /* The unsolicited response to %IPDPACT may come before the OK does. * We will keep the connection context in the bearer private data so * that it is accessible from the unsolicited message handler. Note * also that we do NOT pass the ctx to the GAsyncReadyCallback, as it * may not be valid any more when the callback is called (it may be * already completed in the unsolicited handling) */ g_assert (ctx->self->priv->connect_pending == NULL); ctx->self->priv->connect_pending = ctx; command = g_strdup_printf ("%%IPDPACT=%d,1", ctx->cid); mm_base_modem_at_command_full ( ctx->modem, ctx->primary, command, 60, FALSE, FALSE, /* raw */ NULL, /* cancellable */ (GAsyncReadyCallback)activate_ready, g_object_ref (ctx->self)); /* we pass the bearer object! */ g_free (command); } static void authenticate (Dial3gppContext *ctx); static gboolean retry_authentication_cb (Dial3gppContext *ctx) { authenticate (ctx); return FALSE; } static void authenticate_ready (MMBaseModem *modem, GAsyncResult *res, Dial3gppContext *ctx) { GError *error = NULL; gchar *command; /* If cancelled, complete */ if (dial_3gpp_context_complete_and_free_if_cancelled (ctx)) return; if (!mm_base_modem_at_command_full_finish (modem, res, &error)) { /* Retry configuring the context. It sometimes fails with a 583 * error ["a profile (CID) is currently active"] if a connect * is attempted too soon after a disconnect. */ if (++ctx->authentication_retries < 3) { mm_dbg ("Authentication failed: '%s'; retrying...", error->message); g_error_free (error); g_timeout_add_seconds (1, (GSourceFunc)retry_authentication_cb, ctx); return; } /* Return an error */ g_simple_async_result_take_error (ctx->result, error); dial_3gpp_context_complete_and_free (ctx); return; } /* * Deactivate the context we want to use before we try to activate * it. This handles the case where ModemManager crashed while * connected and is now trying to reconnect. (Should some part of * the core or modem driver have made sure of this already?) */ command = g_strdup_printf ("%%IPDPACT=%d,0", ctx->cid); mm_base_modem_at_command_full ( ctx->modem, ctx->primary, command, 60, FALSE, FALSE, /* raw */ NULL, /* cancellable */ (GAsyncReadyCallback)deactivate_ready, ctx); g_free (command); } static void authenticate (Dial3gppContext *ctx) { gchar *command; const gchar *user; const gchar *password; MMBearerAllowedAuth allowed_auth; user = mm_bearer_properties_get_user (mm_bearer_peek_config (MM_BEARER (ctx->self))); password = mm_bearer_properties_get_password (mm_bearer_peek_config (MM_BEARER (ctx->self))); allowed_auth = mm_bearer_properties_get_allowed_auth (mm_bearer_peek_config (MM_BEARER (ctx->self))); /* Both user and password are required; otherwise firmware returns an error */ if (!user || !password || allowed_auth == MM_BEARER_ALLOWED_AUTH_NONE) { mm_dbg ("Not using authentication"); command = g_strdup_printf ("%%IPDPCFG=%d,0,0,\"\",\"\"", ctx->cid); } else { gchar *quoted_user; gchar *quoted_password; guint icera_auth; if (allowed_auth == MM_BEARER_ALLOWED_AUTH_UNKNOWN) { mm_dbg ("Using default (PAP) authentication method"); icera_auth = 1; } else if (allowed_auth & MM_BEARER_ALLOWED_AUTH_PAP) { mm_dbg ("Using PAP authentication method"); icera_auth = 1; } else if (allowed_auth & MM_BEARER_ALLOWED_AUTH_CHAP) { mm_dbg ("Using CHAP authentication method"); icera_auth = 2; } else { gchar *str; str = mm_bearer_allowed_auth_build_string_from_mask (allowed_auth); g_simple_async_result_set_error ( ctx->result, MM_CORE_ERROR, MM_CORE_ERROR_UNSUPPORTED, "Cannot use any of the specified authentication methods (%s)", str); g_free (str); dial_3gpp_context_complete_and_free (ctx); return; } quoted_user = mm_at_serial_port_quote_string (user); quoted_password = mm_at_serial_port_quote_string (password); command = g_strdup_printf ("%%IPDPCFG=%d,0,%u,%s,%s", ctx->cid, icera_auth, quoted_user, quoted_password); g_free (quoted_user); g_free (quoted_password); } mm_base_modem_at_command_full (ctx->modem, ctx->primary, command, 60, FALSE, FALSE, /* raw */ NULL, /* cancellable */ (GAsyncReadyCallback)authenticate_ready, ctx); g_free (command); } static void dial_3gpp (MMBroadbandBearer *self, MMBaseModem *modem, MMAtSerialPort *primary, guint cid, GCancellable *cancellable, GAsyncReadyCallback callback, gpointer user_data) { Dial3gppContext *ctx; g_assert (primary != NULL); ctx = g_slice_new0 (Dial3gppContext); ctx->self = g_object_ref (self); ctx->modem = g_object_ref (modem); ctx->primary = g_object_ref (primary); ctx->cid = cid; ctx->result = g_simple_async_result_new (G_OBJECT (self), callback, user_data, dial_3gpp); ctx->cancellable = g_object_ref (cancellable); /* We need a net data port */ ctx->data = mm_base_modem_get_best_data_port (modem, MM_PORT_TYPE_NET); if (!ctx->data) { g_simple_async_result_set_error ( ctx->result, MM_CORE_ERROR, MM_CORE_ERROR_NOT_FOUND, "No valid data port found to launch connection"); dial_3gpp_context_complete_and_free (ctx); return; } authenticate (ctx); } /*****************************************************************************/ static void report_connection_status (MMBearer *bearer, MMBearerConnectionStatus status) { MMBroadbandBearerIcera *self = MM_BROADBAND_BEARER_ICERA (bearer); /* Process pending connection attempt */ if (self->priv->connect_pending) { report_connect_status (self, status); return; } /* Process pending disconnection attempt */ if (self->priv->disconnect_pending) { report_disconnect_status (self, status); return; } mm_dbg ("Received spontaneous %%IPDPACT (%s)", mm_bearer_connection_status_get_string (status)); /* Received a random 'DISCONNECTED'...*/ if (status == MM_BEARER_CONNECTION_STATUS_DISCONNECTED || status == MM_BEARER_CONNECTION_STATUS_CONNECTION_FAILED) { /* If no connection/disconnection attempt on-going, make sure we mark ourselves as * disconnected. Make sure we only pass 'DISCONNECTED' to the parent */ MM_BEARER_CLASS (mm_broadband_bearer_icera_parent_class)->report_connection_status ( bearer, MM_BEARER_CONNECTION_STATUS_DISCONNECTED); } } /*****************************************************************************/ MMBearer * mm_broadband_bearer_icera_new_finish (GAsyncResult *res, GError **error) { GObject *source; GObject *bearer; 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); } void mm_broadband_bearer_icera_new (MMBroadbandModem *modem, MMBearerIpMethod ip_method, MMBearerProperties *config, GCancellable *cancellable, GAsyncReadyCallback callback, gpointer user_data) { g_async_initable_new_async ( MM_TYPE_BROADBAND_BEARER_ICERA, G_PRIORITY_DEFAULT, cancellable, callback, user_data, MM_BEARER_MODEM, modem, MM_BEARER_CONFIG, config, MM_BROADBAND_BEARER_ICERA_DEFAULT_IP_METHOD, ip_method, NULL); } static void set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec) { MMBroadbandBearerIcera *self = MM_BROADBAND_BEARER_ICERA (object); switch (prop_id) { case PROP_DEFAULT_IP_METHOD: self->priv->default_ip_method = g_value_get_enum (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) { MMBroadbandBearerIcera *self = MM_BROADBAND_BEARER_ICERA (object); switch (prop_id) { case PROP_DEFAULT_IP_METHOD: g_value_set_enum (value, self->priv->default_ip_method); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } } static void mm_broadband_bearer_icera_init (MMBroadbandBearerIcera *self) { /* Initialize private data */ self->priv = G_TYPE_INSTANCE_GET_PRIVATE ((self), MM_TYPE_BROADBAND_BEARER_ICERA, MMBroadbandBearerIceraPrivate); /* Defaults */ self->priv->default_ip_method = MM_BEARER_IP_METHOD_STATIC; } static void mm_broadband_bearer_icera_class_init (MMBroadbandBearerIceraClass *klass) { GObjectClass *object_class = G_OBJECT_CLASS (klass); MMBearerClass *bearer_class = MM_BEARER_CLASS (klass); MMBroadbandBearerClass *broadband_bearer_class = MM_BROADBAND_BEARER_CLASS (klass); g_type_class_add_private (object_class, sizeof (MMBroadbandBearerIceraPrivate)); object_class->get_property = get_property; object_class->set_property = set_property; bearer_class->report_connection_status = report_connection_status; broadband_bearer_class->dial_3gpp = dial_3gpp; broadband_bearer_class->dial_3gpp_finish = dial_3gpp_finish; broadband_bearer_class->get_ip_config_3gpp = get_ip_config_3gpp; broadband_bearer_class->get_ip_config_3gpp_finish = get_ip_config_3gpp_finish; broadband_bearer_class->disconnect_3gpp = disconnect_3gpp; broadband_bearer_class->disconnect_3gpp_finish = disconnect_3gpp_finish; properties[PROP_DEFAULT_IP_METHOD] = g_param_spec_enum (MM_BROADBAND_BEARER_ICERA_DEFAULT_IP_METHOD, "Default IP method", "Default IP Method (static or DHCP) to use.", MM_TYPE_BEARER_IP_METHOD, MM_BEARER_IP_METHOD_STATIC, G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY); g_object_class_install_property (object_class, PROP_DEFAULT_IP_METHOD, properties[PROP_DEFAULT_IP_METHOD]); }