diff options
Diffstat (limited to 'plugins/mm-modem-simtech-gsm.c')
| -rw-r--r-- | plugins/mm-modem-simtech-gsm.c | 471 |
1 files changed, 471 insertions, 0 deletions
diff --git a/plugins/mm-modem-simtech-gsm.c b/plugins/mm-modem-simtech-gsm.c new file mode 100644 index 0000000..07820b3 --- /dev/null +++ b/plugins/mm-modem-simtech-gsm.c @@ -0,0 +1,471 @@ +/* -*- 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 - 2010 Red Hat, Inc. + */ + +#include <config.h> +#include <stdlib.h> +#include <stdio.h> +#include <string.h> +#include <unistd.h> +#include <ctype.h> +#include "mm-modem-simtech-gsm.h" +#include "mm-at-serial-port.h" +#include "mm-errors.h" +#include "mm-callback-info.h" +#include "mm-modem-helpers.h" + +static void modem_init (MMModem *modem_class); + +G_DEFINE_TYPE_EXTENDED (MMModemSimtechGsm, mm_modem_simtech_gsm, MM_TYPE_GENERIC_GSM, 0, + G_IMPLEMENT_INTERFACE (MM_TYPE_MODEM, modem_init)) + +MMModem * +mm_modem_simtech_gsm_new (const char *device, + const char *driver, + const char *plugin) +{ + g_return_val_if_fail (device != NULL, NULL); + g_return_val_if_fail (driver != NULL, NULL); + g_return_val_if_fail (plugin != NULL, NULL); + + return MM_MODEM (g_object_new (MM_TYPE_MODEM_SIMTECH_GSM, + MM_MODEM_MASTER_DEVICE, device, + MM_MODEM_DRIVER, driver, + MM_MODEM_PLUGIN, plugin, + NULL)); +} + +/*****************************************************************************/ + +#define ACQ_ORDER_TAG "acq-order" + +static void +get_mode_pref_done (MMAtSerialPort *port, + GString *response, + GError *error, + gpointer user_data) +{ + MMCallbackInfo *info = (MMCallbackInfo *) user_data; + const char *p; + gint modepref = -1; + guint32 acqord; + MMModemGsmAllowedMode allowed = MM_MODEM_GSM_ALLOWED_MODE_ANY; + + info->error = mm_modem_check_removed (info->modem, error); + if (info->error) + goto done; + + p = mm_strip_tag (response->str, "+CNMP:"); + if (!p) { + info->error = g_error_new_literal (MM_MODEM_ERROR, + MM_MODEM_ERROR_GENERAL, + "Failed to parse the mode preference response"); + goto done; + } + + acqord = GPOINTER_TO_UINT (mm_callback_info_get_data (info, ACQ_ORDER_TAG)); + modepref = atoi (p); + + if (modepref == 2) { + /* Automatic */ + if (acqord == 0) + allowed = MM_MODEM_GSM_ALLOWED_MODE_ANY; + else if (acqord == 1) + allowed = MM_MODEM_GSM_ALLOWED_MODE_2G_PREFERRED; + else if (acqord == 2) + allowed = MM_MODEM_GSM_ALLOWED_MODE_3G_PREFERRED; + else { + info->error = g_error_new (MM_MODEM_ERROR, + MM_MODEM_ERROR_GENERAL, + "Unknown acqisition order preference %d", + acqord); + } + } else if (modepref == 13) { + /* GSM only */ + allowed = MM_MODEM_GSM_ALLOWED_MODE_2G_ONLY; + } else if (modepref == 14) { + /* WCDMA only */ + allowed = MM_MODEM_GSM_ALLOWED_MODE_3G_ONLY; + } else { + info->error = g_error_new (MM_MODEM_ERROR, + MM_MODEM_ERROR_GENERAL, + "Unknown mode preference %d", + modepref); + } + +done: + if (!info->error) + mm_callback_info_set_result (info, GUINT_TO_POINTER (allowed), NULL); + mm_callback_info_schedule (info); +} + +static void +get_acq_order_done (MMAtSerialPort *port, + GString *response, + GError *error, + gpointer user_data) +{ + MMCallbackInfo *info = (MMCallbackInfo *) user_data; + const char *p; + gint acqord = -1; + + info->error = mm_modem_check_removed (info->modem, error); + if (info->error) + goto done; + + p = mm_strip_tag (response->str, "+CNAOP:"); + if (!p) { + info->error = g_error_new_literal (MM_MODEM_ERROR, + MM_MODEM_ERROR_GENERAL, + "Failed to parse the acqisition order response"); + goto done; + } + + acqord = atoi (p); + if (acqord < 0 || acqord > 2) { + info->error = g_error_new (MM_MODEM_ERROR, + MM_MODEM_ERROR_GENERAL, + "Unknown acquisition order response %d", + acqord); + } else { + /* Cache the acquisition preference */ + mm_callback_info_set_data (info, ACQ_ORDER_TAG, GUINT_TO_POINTER (acqord), NULL); + } + +done: + if (info->error) + mm_callback_info_schedule (info); + else + mm_at_serial_port_queue_command (port, "+CNMP?", 3, get_mode_pref_done, info); +} + +static void +get_allowed_mode (MMGenericGsm *gsm, + MMModemUIntFn callback, + gpointer user_data) +{ + MMCallbackInfo *info; + MMAtSerialPort *port; + + info = mm_callback_info_uint_new (MM_MODEM (gsm), callback, user_data); + + port = mm_generic_gsm_get_best_at_port (gsm, &info->error); + if (!port) { + mm_callback_info_schedule (info); + return; + } + + mm_at_serial_port_queue_command (port, "+CNAOP?", 3, get_acq_order_done, info); +} + +static void +set_acq_order_done (MMAtSerialPort *port, + GString *response, + GError *error, + gpointer user_data) +{ + MMCallbackInfo *info = (MMCallbackInfo *) user_data; + + if (error) + info->error = g_error_copy (error); + + mm_callback_info_schedule (info); +} + +static void +set_mode_pref_done (MMAtSerialPort *port, + GString *response, + GError *error, + gpointer user_data) +{ + MMCallbackInfo *info = (MMCallbackInfo *) user_data; + guint32 naop; + char *command; + + info->error = mm_modem_check_removed (info->modem, error); + if (info->error) { + mm_callback_info_schedule (info); + return; + } + + naop = GPOINTER_TO_UINT (mm_callback_info_get_data (info, ACQ_ORDER_TAG)); + command = g_strdup_printf ("+CNAOP=%u", naop); + mm_at_serial_port_queue_command (port, command, 3, set_acq_order_done, info); + g_free (command); +} + +static void +set_allowed_mode (MMGenericGsm *gsm, + MMModemGsmAllowedMode mode, + MMModemFn callback, + gpointer user_data) +{ + MMCallbackInfo *info; + MMAtSerialPort *port; + char *command; + guint32 nmp = 2; /* automatic mode preference */ + guint32 naop = 0; /* automatic acquisition order */ + + info = mm_callback_info_new (MM_MODEM (gsm), callback, user_data); + + port = mm_generic_gsm_get_best_at_port (gsm, &info->error); + if (!port) { + mm_callback_info_schedule (info); + return; + } + + switch (mode) { + case MM_MODEM_GSM_ALLOWED_MODE_2G_ONLY: + nmp = 13; + break; + case MM_MODEM_GSM_ALLOWED_MODE_3G_ONLY: + nmp = 14; + break; + case MM_MODEM_GSM_ALLOWED_MODE_3G_PREFERRED: + naop = 2; + break; + case MM_MODEM_GSM_ALLOWED_MODE_2G_PREFERRED: + naop = 3; + break; + case MM_MODEM_GSM_ALLOWED_MODE_ANY: + default: + break; + } + + mm_callback_info_set_data (info, ACQ_ORDER_TAG, GUINT_TO_POINTER (naop), NULL); + + command = g_strdup_printf ("+CNMP=%u", nmp); + mm_at_serial_port_queue_command (port, command, 3, set_mode_pref_done, info); + g_free (command); +} + +static MMModemGsmAccessTech +simtech_act_to_mm_act (int nsmod) +{ + if (nsmod == 1) + return MM_MODEM_GSM_ACCESS_TECH_GSM; + else if (nsmod == 2) + return MM_MODEM_GSM_ACCESS_TECH_GPRS; + else if (nsmod == 3) + return MM_MODEM_GSM_ACCESS_TECH_EDGE; + else if (nsmod == 4) + return MM_MODEM_GSM_ACCESS_TECH_UMTS; + else if (nsmod == 5) + return MM_MODEM_GSM_ACCESS_TECH_HSDPA; + else if (nsmod == 6) + return MM_MODEM_GSM_ACCESS_TECH_HSUPA; + else if (nsmod == 7) + return MM_MODEM_GSM_ACCESS_TECH_HSPA; + + return MM_MODEM_GSM_ACCESS_TECH_UNKNOWN; +} + +static void +get_act_tech_done (MMAtSerialPort *port, + GString *response, + GError *error, + gpointer user_data) +{ + MMCallbackInfo *info = user_data; + MMModemGsmAccessTech act = MM_MODEM_GSM_ACCESS_TECH_UNKNOWN; + const char *p; + + info->error = mm_modem_check_removed (info->modem, error); + if (info->error) { + mm_callback_info_schedule (info); + return; + } + + p = mm_strip_tag (response->str, "+CNSMOD:"); + if (p) + p = strchr (p, ','); + + if (!p || !isdigit (*(p + 1))) { + info->error = g_error_new_literal (MM_MODEM_ERROR, + MM_MODEM_ERROR_GENERAL, + "Failed to parse the access technology response"); + } else { + act = simtech_act_to_mm_act (atoi (p + 1)); + mm_callback_info_set_result (info, GUINT_TO_POINTER (act), NULL); + } + + mm_callback_info_schedule (info); +} + +static void +get_access_technology (MMGenericGsm *modem, + MMModemUIntFn callback, + gpointer user_data) +{ + MMAtSerialPort *port; + MMCallbackInfo *info; + + info = mm_callback_info_uint_new (MM_MODEM (modem), callback, user_data); + + port = mm_generic_gsm_get_best_at_port (modem, &info->error); + if (!port) { + mm_callback_info_schedule (info); + return; + } + + mm_at_serial_port_queue_command (port, "AT+CNSMOD?", 3, get_act_tech_done, info); +} + +static void +handle_act_change (MMAtSerialPort *port, + GMatchInfo *match_info, + gpointer user_data) +{ + MMModemSimtechGsm *self = MM_MODEM_SIMTECH_GSM (user_data); + MMModemGsmAccessTech act; + char *str; + + str = g_match_info_fetch (match_info, 1); + if (str && strlen (str)) { + act = simtech_act_to_mm_act (atoi (str)); + mm_generic_gsm_update_access_technology (MM_GENERIC_GSM (self), act); + } + g_free (str); +} + +/*****************************************************************************/ + +static void +real_do_enable_power_up_done (MMGenericGsm *gsm, + GString *response, + GError *error, + MMCallbackInfo *info) +{ + if (!error) { + MMAtSerialPort *primary; + + /* Enable unsolicited result codes */ + primary = mm_generic_gsm_get_at_port (gsm, MM_PORT_TYPE_PRIMARY); + g_assert (primary); + + /* Autoreport access technology changes */ + mm_at_serial_port_queue_command (primary, "+CNSMOD=1", 5, NULL, NULL); + + /* Autoreport CSQ (first arg), and only report when it changes (second arg) */ + mm_at_serial_port_queue_command (primary, "+AUTOCSQ=1,1", 5, NULL, NULL); + } + + /* Chain up to parent */ + MM_GENERIC_GSM_CLASS (mm_modem_simtech_gsm_parent_class)->do_enable_power_up_done (gsm, NULL, error, info); +} + +/*****************************************************************************/ + +typedef struct { + MMModem *modem; + MMModemFn callback; + gpointer user_data; +} DisableInfo; + +static void +disable_unsolicited_done (MMAtSerialPort *port, + GString *response, + GError *error, + gpointer user_data) + +{ + MMModem *parent_modem_iface; + DisableInfo *info = user_data; + + parent_modem_iface = g_type_interface_peek_parent (MM_MODEM_GET_INTERFACE (info->modem)); + parent_modem_iface->disable (info->modem, info->callback, info->user_data); + g_free (info); +} + +static void +disable (MMModem *modem, + MMModemFn callback, + gpointer user_data) +{ + MMAtSerialPort *primary; + DisableInfo *info; + + info = g_malloc0 (sizeof (DisableInfo)); + info->callback = callback; + info->user_data = user_data; + info->modem = modem; + + primary = mm_generic_gsm_get_at_port (MM_GENERIC_GSM (modem), MM_PORT_TYPE_PRIMARY); + g_assert (primary); + + /* Turn off unsolicited responses */ + mm_at_serial_port_queue_command (primary, "+CNSMOD=0;+AUTOCSQ=0", 5, disable_unsolicited_done, info); +} + +static gboolean +grab_port (MMModem *modem, + const char *subsys, + const char *name, + MMPortType suggested_type, + gpointer user_data, + GError **error) +{ + MMGenericGsm *gsm = MM_GENERIC_GSM (modem); + MMPortType ptype = MM_PORT_TYPE_IGNORED; + MMPort *port; + + if (suggested_type == MM_PORT_TYPE_UNKNOWN) { + if (!mm_generic_gsm_get_at_port (gsm, MM_PORT_TYPE_PRIMARY)) + ptype = MM_PORT_TYPE_PRIMARY; + else if (!mm_generic_gsm_get_at_port (gsm, MM_PORT_TYPE_SECONDARY)) + ptype = MM_PORT_TYPE_SECONDARY; + } else + ptype = suggested_type; + + port = mm_generic_gsm_grab_port (gsm, subsys, name, ptype, error); + + if (port && MM_IS_AT_SERIAL_PORT (port)) { + GRegex *regex; + + regex = g_regex_new ("\\r\\n\\+CNSMOD:\\s*(\\d)\\r\\n", G_REGEX_RAW | G_REGEX_OPTIMIZE, 0, NULL); + mm_at_serial_port_add_unsolicited_msg_handler (MM_AT_SERIAL_PORT (port), regex, handle_act_change, modem, NULL); + g_regex_unref (regex); + } + + return !!port; +} + +/*****************************************************************************/ + +static void +modem_init (MMModem *modem_class) +{ + modem_class->disable = disable; + modem_class->grab_port = grab_port; +} + +static void +mm_modem_simtech_gsm_init (MMModemSimtechGsm *self) +{ +} + +static void +mm_modem_simtech_gsm_class_init (MMModemSimtechGsmClass *klass) +{ + MMGenericGsmClass *gsm_class = MM_GENERIC_GSM_CLASS (klass); + + mm_modem_simtech_gsm_parent_class = g_type_class_peek_parent (klass); + + gsm_class->do_enable_power_up_done = real_do_enable_power_up_done; + gsm_class->set_allowed_mode = set_allowed_mode; + gsm_class->get_allowed_mode = get_allowed_mode; + gsm_class->get_access_technology = get_access_technology; +} + |