mirror of git://git.sysmocom.de/ofono
859 lines
21 KiB
C
859 lines
21 KiB
C
/*
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*
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* oFono - Open Source Telephony
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*
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* Copyright (C) 2008-2010 Intel Corporation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include <errno.h>
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#include <ctype.h>
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#include <stdlib.h>
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#include <libudev.h>
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#include <glib.h>
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#include <string.h>
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#define OFONO_API_SUBJECT_TO_CHANGE
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#include <ofono/plugin.h>
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#include <ofono/modem.h>
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#include <ofono/log.h>
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static GSList *modem_list = NULL;
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static GHashTable *devpath_list = NULL;
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static struct ofono_modem *find_modem(const char *devpath)
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{
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GSList *list;
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for (list = modem_list; list; list = list->next) {
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struct ofono_modem *modem = list->data;
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const char *path = ofono_modem_get_string(modem, "Path");
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if (g_strcmp0(devpath, path) == 0)
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return modem;
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}
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return NULL;
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}
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static const char *get_property(struct udev_device *device,
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char const *property_name)
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{
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struct udev_list_entry *entry;
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entry = udev_device_get_properties_list_entry(device);
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while (entry) {
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const char *name = udev_list_entry_get_name(entry);
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if (g_strcmp0(name, property_name) == 0)
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return udev_list_entry_get_value(entry);
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entry = udev_list_entry_get_next(entry);
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}
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return NULL;
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}
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static const char *get_driver(struct udev_device *udev_device)
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{
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return get_property(udev_device, "OFONO_DRIVER");
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}
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static const char *get_serial(struct udev_device *udev_device)
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{
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const char *serial;
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serial = get_property(udev_device, "ID_SERIAL_SHORT");
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if (serial != NULL) {
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unsigned int i, len = strlen(serial);
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for (i = 0; i < len; i++) {
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if (!isalnum(serial[i]))
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return NULL;
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}
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}
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return serial;
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}
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#define MODEM_DEVICE "ModemDevice"
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#define DATA_DEVICE "DataDevice"
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#define GPS_DEVICE "GPSDevice"
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#define NETWORK_INTERFACE "NetworkInterface"
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static void add_mbm(struct ofono_modem *modem,
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struct udev_device *udev_device)
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{
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const char *desc, *devnode;
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const char *device, *data, *network;
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int registered;
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desc = udev_device_get_sysattr_value(udev_device, "device/interface");
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if (desc == NULL)
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return;
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DBG("desc: %s", desc);
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registered = ofono_modem_get_integer(modem, "Registered");
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if (registered != 0)
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return;
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if (g_str_has_suffix(desc, "Minicard Modem") ||
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g_str_has_suffix(desc, "Minicard Modem 2") ||
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g_str_has_suffix(desc, "Mini-Card Modem") ||
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g_str_has_suffix(desc, "Broadband Modem") ||
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g_str_has_suffix(desc, "Broadband USB Modem")) {
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devnode = udev_device_get_devnode(udev_device);
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if (ofono_modem_get_string(modem, MODEM_DEVICE) == NULL)
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ofono_modem_set_string(modem, MODEM_DEVICE, devnode);
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else
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ofono_modem_set_string(modem, DATA_DEVICE, devnode);
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} else if (g_str_has_suffix(desc, "Minicard Data Modem") ||
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g_str_has_suffix(desc, "Mini-Card Data Modem") ||
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g_str_has_suffix(desc, "Broadband Data Modem")) {
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devnode = udev_device_get_devnode(udev_device);
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ofono_modem_set_string(modem, DATA_DEVICE, devnode);
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} else if (g_str_has_suffix(desc, "Minicard GPS Port") ||
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g_str_has_suffix(desc, "Mini-Card GPS Port") ||
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g_str_has_suffix(desc, "Broadband GPS Port")) {
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devnode = udev_device_get_devnode(udev_device);
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ofono_modem_set_string(modem, GPS_DEVICE, devnode);
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} else if (g_str_has_suffix(desc, "Minicard Network Adapter") ||
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g_str_has_suffix(desc, "Mini-Card Network Adapter") ||
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g_str_has_suffix(desc, "Broadband Network Adapter") ||
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g_str_has_suffix(desc, "Minicard NetworkAdapter")) {
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devnode = get_property(udev_device, "INTERFACE");
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ofono_modem_set_string(modem, NETWORK_INTERFACE, devnode);
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} else {
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return;
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}
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device = ofono_modem_get_string(modem, MODEM_DEVICE);
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data = ofono_modem_get_string(modem, DATA_DEVICE);
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network = ofono_modem_get_string(modem, NETWORK_INTERFACE);
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if (device != NULL && data != NULL && network != NULL) {
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ofono_modem_set_integer(modem, "Registered", 1);
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ofono_modem_register(modem);
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}
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}
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#define APPLICATION_PORT "ApplicationPort"
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#define CONTROL_PORT "ControlPort"
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static void add_hso(struct ofono_modem *modem,
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struct udev_device *udev_device)
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{
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const char *subsystem, *type, *devnode;
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const char *app, *control, *network;
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int registered;
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DBG("modem %p", modem);
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subsystem = udev_device_get_subsystem(udev_device);
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if (subsystem == NULL)
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return;
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registered = ofono_modem_get_integer(modem, "Registered");
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if (registered != 0)
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return;
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type = udev_device_get_sysattr_value(udev_device, "hsotype");
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if (type != NULL) {
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devnode = udev_device_get_devnode(udev_device);
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if (g_str_has_suffix(type, "Application") == TRUE)
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ofono_modem_set_string(modem, APPLICATION_PORT, devnode);
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else if (g_str_has_suffix(type, "Control") == TRUE)
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ofono_modem_set_string(modem, CONTROL_PORT, devnode);
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} else if (g_str_equal(subsystem, "net") == TRUE) {
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devnode = get_property(udev_device, "INTERFACE");
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ofono_modem_set_string(modem, NETWORK_INTERFACE, devnode);
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} else {
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return;
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}
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app = ofono_modem_get_string(modem, APPLICATION_PORT);
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control = ofono_modem_get_string(modem, CONTROL_PORT);
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network = ofono_modem_get_string(modem, NETWORK_INTERFACE);
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if (app != NULL && control != NULL && network != NULL) {
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ofono_modem_set_integer(modem, "Registered", 1);
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ofono_modem_register(modem);
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}
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}
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static void add_ifx(struct ofono_modem *modem,
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struct udev_device *udev_device)
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{
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struct udev_list_entry *entry;
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const char *devnode;
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DBG("modem %p", modem);
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devnode = udev_device_get_devnode(udev_device);
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ofono_modem_set_string(modem, "Device", devnode);
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entry = udev_device_get_properties_list_entry(udev_device);
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while (entry) {
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const char *name = udev_list_entry_get_name(entry);
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const char *value = udev_list_entry_get_value(entry);
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if (g_str_equal(name, "OFONO_IFX_LDISC") == TRUE)
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ofono_modem_set_string(modem, "LineDiscipline", value);
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else if (g_str_equal(name, "OFONO_IFX_AUDIO") == TRUE)
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ofono_modem_set_string(modem, "AudioSetting", value);
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else if (g_str_equal(name, "OFONO_IFX_LOOPBACK") == TRUE)
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ofono_modem_set_string(modem, "AudioLoopback", value);
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entry = udev_list_entry_get_next(entry);
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}
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ofono_modem_register(modem);
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}
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static void add_zte(struct ofono_modem *modem,
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struct udev_device *udev_device)
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{
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struct udev_list_entry *entry;
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const char *devnode, *type;
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int ppp, aux;
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DBG("modem %p", modem);
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ppp = ofono_modem_get_integer(modem, "ModemRegistered");
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aux = ofono_modem_get_integer(modem, "AuxRegistered");
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if (ppp && aux)
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return;
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entry = udev_device_get_properties_list_entry(udev_device);
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while (entry) {
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const char *name = udev_list_entry_get_name(entry);
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type = udev_list_entry_get_value(entry);
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if (g_str_equal(name, "OFONO_ZTE_TYPE") != TRUE) {
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entry = udev_list_entry_get_next(entry);
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continue;
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}
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if (g_str_equal(type, "modem") == TRUE) {
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if (ppp != 0)
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return;
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devnode = udev_device_get_devnode(udev_device);
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ofono_modem_set_string(modem, "Modem", devnode);
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ppp = 1;
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ofono_modem_set_integer(modem, "ModemRegistered", ppp);
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} else if (g_str_equal(type, "aux") == TRUE) {
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if (aux != 0)
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return;
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devnode = udev_device_get_devnode(udev_device);
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ofono_modem_set_string(modem, "Aux", devnode);
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aux = 1;
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ofono_modem_set_integer(modem, "AuxRegistered", aux);
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}
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break;
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}
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if (ppp && aux)
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ofono_modem_register(modem);
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}
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static void add_huawei(struct ofono_modem *modem,
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struct udev_device *udev_device)
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{
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struct udev_list_entry *entry;
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const char *devnode, *type;
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int ppp, pcui;
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DBG("modem %p", modem);
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/*
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* Huawei dongles tend to break up their ports into:
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* - Modem - Used for PPP
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* - Diag - Used for diagnostics, not usually AT command enabled
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* - PCUI - auxiliary channel where unsolicited events are sent
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*
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* The unsolicited events are controlled with ^PORTSEL command,
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* and defaults to 0 (the PCUI port)
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*
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* Surprising the PCUI port is usually last on the usb interface list
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*/
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ppp = ofono_modem_get_integer(modem, "ModemRegistered");
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pcui = ofono_modem_get_integer(modem, "PcuiRegistered");
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if (ppp && pcui)
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return;
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entry = udev_device_get_properties_list_entry(udev_device);
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while (entry) {
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const char *name = udev_list_entry_get_name(entry);
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type = udev_list_entry_get_value(entry);
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if (g_str_equal(name, "OFONO_HUAWEI_VOICE") == TRUE) {
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gboolean value = g_str_equal(type, "1");
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ofono_modem_set_boolean(modem, "HasVoice", value);
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entry = udev_list_entry_get_next(entry);
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continue;
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}
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if (g_str_equal(name, "OFONO_HUAWEI_TYPE") != TRUE) {
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entry = udev_list_entry_get_next(entry);
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continue;
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}
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if (g_str_equal(type, "Modem") == TRUE) {
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if (ppp != 0)
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return;
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devnode = udev_device_get_devnode(udev_device);
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ofono_modem_set_string(modem, "Modem", devnode);
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ppp = 1;
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ofono_modem_set_integer(modem, "ModemRegistered", ppp);
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} else if (g_str_equal(type, "Pcui") == TRUE) {
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if (pcui != 0)
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return;
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devnode = udev_device_get_devnode(udev_device);
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ofono_modem_set_string(modem, "Pcui", devnode);
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pcui = 1;
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ofono_modem_set_integer(modem, "PcuiRegistered", pcui);
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} else if (g_str_equal(type, "NDIS") == TRUE) {
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devnode = udev_device_get_devnode(udev_device);
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ofono_modem_set_string(modem, "NDIS", devnode);
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}
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break;
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}
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if (ppp && pcui)
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ofono_modem_register(modem);
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}
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static void add_sierra(struct ofono_modem *modem,
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struct udev_device *udev_device)
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{
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struct udev_list_entry *entry;
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const char *devnode;
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gboolean found = FALSE;
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DBG("modem %p", modem);
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entry = udev_device_get_properties_list_entry(udev_device);
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while (entry) {
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const char *name = udev_list_entry_get_name(entry);
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const char *value = udev_list_entry_get_value(entry);
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if (g_str_equal(name, "OFONO_SIERRA_TYPE") == TRUE &&
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g_str_equal(value, "modem") == TRUE) {
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found = TRUE;
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break;
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}
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entry = udev_list_entry_get_next(entry);
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}
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if (found == FALSE)
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return;
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devnode = udev_device_get_devnode(udev_device);
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ofono_modem_set_string(modem, "Device", devnode);
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ofono_modem_register(modem);
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}
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static void add_novatel(struct ofono_modem *modem,
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struct udev_device *udev_device)
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{
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const char *devnode, *intfnum;
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struct udev_device *parent;
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int registered;
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DBG("modem %p", modem);
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registered = ofono_modem_get_integer(modem, "Registered");
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if (registered != 0)
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return;
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parent = udev_device_get_parent(udev_device);
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parent = udev_device_get_parent(parent);
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intfnum = udev_device_get_sysattr_value(parent, "bInterfaceNumber");
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DBG("intfnum %s", intfnum);
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if (g_strcmp0(intfnum, "00") == 0) {
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devnode = udev_device_get_devnode(udev_device);
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ofono_modem_set_string(modem, "PrimaryDevice", devnode);
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} else if (g_strcmp0(intfnum, "01") == 0) {
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devnode = udev_device_get_devnode(udev_device);
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ofono_modem_set_string(modem, "SecondaryDevice", devnode);
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ofono_modem_set_integer(modem, "Registered", 1);
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ofono_modem_register(modem);
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}
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}
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static void add_nokia(struct ofono_modem *modem,
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struct udev_device *udev_device)
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{
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const char *devnode, *intfnum;
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struct udev_device *parent;
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int registered;
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DBG("modem %p", modem);
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registered = ofono_modem_get_integer(modem, "Registered");
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if (registered != 0)
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return;
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parent = udev_device_get_parent(udev_device);
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intfnum = udev_device_get_sysattr_value(parent, "bInterfaceNumber");
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DBG("intfnum %s", intfnum);
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if (g_strcmp0(intfnum, "01") == 0) {
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devnode = udev_device_get_devnode(udev_device);
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ofono_modem_set_string(modem, "Modem", devnode);
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} else if (g_strcmp0(intfnum, "03") == 0) {
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devnode = udev_device_get_devnode(udev_device);
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ofono_modem_set_string(modem, "Control", devnode);
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ofono_modem_set_integer(modem, "Registered", 1);
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ofono_modem_register(modem);
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}
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}
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static void add_isi(struct ofono_modem *modem,
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struct udev_device *udev_device)
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{
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const char *ifname, *type, *addr;
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DBG("modem %p", modem);
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if (ofono_modem_get_string(modem, "Interface"))
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return;
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addr = get_property(udev_device, "OFONO_ISI_ADDRESS");
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if (addr != NULL)
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ofono_modem_set_integer(modem, "Address", atoi(addr));
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if (g_strcmp0(udev_device_get_subsystem(udev_device), "net") != 0)
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return;
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type = udev_device_get_sysattr_value(udev_device, "type");
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if (g_strcmp0(type, "820") != 0)
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return;
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ifname = udev_device_get_sysname(udev_device);
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ofono_modem_set_string(modem, "Interface", ifname);
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DBG("interface %s", ifname);
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ofono_modem_register(modem);
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}
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static void add_gobi(struct ofono_modem *modem,
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struct udev_device *udev_device)
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{
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struct udev_list_entry *entry;
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const char *devnode;
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gboolean found = FALSE;
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DBG("modem %p", modem);
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entry = udev_device_get_properties_list_entry(udev_device);
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while (entry) {
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const char *name = udev_list_entry_get_name(entry);
|
|
const char *value = udev_list_entry_get_value(entry);
|
|
|
|
if (g_str_equal(name, "OFONO_GOBI_TYPE") == TRUE &&
|
|
g_str_equal(value, "modem") == TRUE) {
|
|
found = TRUE;
|
|
break;
|
|
}
|
|
|
|
entry = udev_list_entry_get_next(entry);
|
|
}
|
|
|
|
if (found == FALSE)
|
|
return;
|
|
|
|
devnode = udev_device_get_devnode(udev_device);
|
|
ofono_modem_set_string(modem, "Device", devnode);
|
|
|
|
ofono_modem_register(modem);
|
|
}
|
|
|
|
static void add_calypso(struct ofono_modem *modem,
|
|
struct udev_device *udev_device)
|
|
{
|
|
const char *devnode;
|
|
|
|
DBG("modem %p", modem);
|
|
|
|
devnode = udev_device_get_devnode(udev_device);
|
|
ofono_modem_set_string(modem, "Device", devnode);
|
|
|
|
ofono_modem_register(modem);
|
|
}
|
|
|
|
static void add_tc65(struct ofono_modem *modem,
|
|
struct udev_device *udev_device)
|
|
{
|
|
const char *devnode;
|
|
|
|
DBG("modem %p", modem);
|
|
|
|
devnode = udev_device_get_devnode(udev_device);
|
|
ofono_modem_set_string(modem, "Device", devnode);
|
|
|
|
ofono_modem_register(modem);
|
|
}
|
|
|
|
static void add_nokiacdma(struct ofono_modem *modem,
|
|
struct udev_device *udev_device)
|
|
{
|
|
const char *devnode;
|
|
|
|
DBG("modem %p", modem);
|
|
|
|
devnode = udev_device_get_devnode(udev_device);
|
|
ofono_modem_set_string(modem, "Device", devnode);
|
|
|
|
ofono_modem_register(modem);
|
|
}
|
|
|
|
static void add_modem(struct udev_device *udev_device)
|
|
{
|
|
struct ofono_modem *modem;
|
|
struct udev_device *parent;
|
|
const char *devpath, *curpath, *driver;
|
|
|
|
driver = get_driver(udev_device);
|
|
if (driver != NULL) {
|
|
devpath = udev_device_get_devpath(udev_device);
|
|
if (devpath == NULL)
|
|
return;
|
|
|
|
modem = ofono_modem_create(NULL, driver);
|
|
if (modem == NULL)
|
|
return;
|
|
|
|
ofono_modem_set_string(modem, "Path", devpath);
|
|
|
|
modem_list = g_slist_prepend(modem_list, modem);
|
|
|
|
goto done;
|
|
}
|
|
|
|
parent = udev_device_get_parent(udev_device);
|
|
if (parent == NULL)
|
|
return;
|
|
|
|
driver = get_driver(parent);
|
|
if (driver == NULL) {
|
|
parent = udev_device_get_parent(parent);
|
|
driver = get_driver(parent);
|
|
if (driver == NULL) {
|
|
parent = udev_device_get_parent(parent);
|
|
driver = get_driver(parent);
|
|
if (driver == NULL)
|
|
return;
|
|
}
|
|
}
|
|
|
|
devpath = udev_device_get_devpath(parent);
|
|
if (devpath == NULL)
|
|
return;
|
|
|
|
modem = find_modem(devpath);
|
|
if (modem == NULL) {
|
|
const char *serial = get_serial(parent);
|
|
|
|
modem = ofono_modem_create(serial, driver);
|
|
if (modem == NULL)
|
|
return;
|
|
|
|
ofono_modem_set_string(modem, "Path", devpath);
|
|
ofono_modem_set_integer(modem, "Registered", 0);
|
|
|
|
modem_list = g_slist_prepend(modem_list, modem);
|
|
}
|
|
|
|
done:
|
|
curpath = udev_device_get_devpath(udev_device);
|
|
if (curpath == NULL)
|
|
return;
|
|
|
|
DBG("%s (%s)", curpath, driver);
|
|
|
|
g_hash_table_insert(devpath_list, g_strdup(curpath), g_strdup(devpath));
|
|
|
|
if (g_strcmp0(driver, "mbm") == 0)
|
|
add_mbm(modem, udev_device);
|
|
else if (g_strcmp0(driver, "hso") == 0)
|
|
add_hso(modem, udev_device);
|
|
else if (g_strcmp0(driver, "ifx") == 0)
|
|
add_ifx(modem, udev_device);
|
|
else if (g_strcmp0(driver, "zte") == 0)
|
|
add_zte(modem, udev_device);
|
|
else if (g_strcmp0(driver, "huawei") == 0)
|
|
add_huawei(modem, udev_device);
|
|
else if (g_strcmp0(driver, "sierra") == 0)
|
|
add_sierra(modem, udev_device);
|
|
else if (g_strcmp0(driver, "novatel") == 0)
|
|
add_novatel(modem, udev_device);
|
|
else if (g_strcmp0(driver, "nokia") == 0)
|
|
add_nokia(modem, udev_device);
|
|
else if (g_strcmp0(driver, "isiusb") == 0)
|
|
add_isi(modem, udev_device);
|
|
else if (g_strcmp0(driver, "n900") == 0)
|
|
add_isi(modem, udev_device);
|
|
else if (g_strcmp0(driver, "gobi") == 0)
|
|
add_gobi(modem, udev_device);
|
|
else if (g_strcmp0(driver, "calypso") == 0)
|
|
add_calypso(modem, udev_device);
|
|
else if (g_strcmp0(driver, "tc65") == 0)
|
|
add_tc65(modem, udev_device);
|
|
else if (g_strcmp0(driver, "nokiacdma") == 0)
|
|
add_nokiacdma(modem, udev_device);
|
|
}
|
|
|
|
static gboolean devpath_remove(gpointer key, gpointer value, gpointer user_data)
|
|
{
|
|
const char *path = value;
|
|
const char *devpath = user_data;
|
|
|
|
return g_str_equal(path, devpath);
|
|
}
|
|
|
|
static void remove_modem(struct udev_device *udev_device)
|
|
{
|
|
struct ofono_modem *modem;
|
|
const char *curpath = udev_device_get_devpath(udev_device);
|
|
char *devpath, *remove;
|
|
|
|
if (curpath == NULL)
|
|
return;
|
|
|
|
DBG("%s", curpath);
|
|
|
|
devpath = g_hash_table_lookup(devpath_list, curpath);
|
|
if (devpath == NULL)
|
|
return;
|
|
|
|
modem = find_modem(devpath);
|
|
if (modem == NULL)
|
|
return;
|
|
|
|
modem_list = g_slist_remove(modem_list, modem);
|
|
|
|
ofono_modem_remove(modem);
|
|
|
|
remove = g_strdup(devpath);
|
|
|
|
g_hash_table_foreach_remove(devpath_list, devpath_remove, remove);
|
|
|
|
g_free(remove);
|
|
}
|
|
|
|
static void enumerate_devices(struct udev *context)
|
|
{
|
|
struct udev_enumerate *enumerate;
|
|
struct udev_list_entry *entry;
|
|
|
|
enumerate = udev_enumerate_new(context);
|
|
if (enumerate == NULL)
|
|
return;
|
|
|
|
udev_enumerate_add_match_subsystem(enumerate, "tty");
|
|
udev_enumerate_add_match_subsystem(enumerate, "net");
|
|
udev_enumerate_add_match_subsystem(enumerate, "hsi");
|
|
|
|
udev_enumerate_scan_devices(enumerate);
|
|
|
|
entry = udev_enumerate_get_list_entry(enumerate);
|
|
while (entry) {
|
|
const char *syspath = udev_list_entry_get_name(entry);
|
|
struct udev_device *device;
|
|
|
|
device = udev_device_new_from_syspath(context, syspath);
|
|
if (device != NULL) {
|
|
const char *subsystem;
|
|
|
|
subsystem = udev_device_get_subsystem(device);
|
|
|
|
if (g_strcmp0(subsystem, "tty") == 0 ||
|
|
g_strcmp0(subsystem, "net") == 0 ||
|
|
g_strcmp0(subsystem, "hsi") == 0)
|
|
add_modem(device);
|
|
|
|
udev_device_unref(device);
|
|
}
|
|
|
|
entry = udev_list_entry_get_next(entry);
|
|
}
|
|
|
|
udev_enumerate_unref(enumerate);
|
|
}
|
|
|
|
static gboolean udev_event(GIOChannel *channel,
|
|
GIOCondition condition, gpointer user_data)
|
|
{
|
|
struct udev_monitor *monitor = user_data;
|
|
struct udev_device *device;
|
|
const char *subsystem, *action;
|
|
|
|
device = udev_monitor_receive_device(monitor);
|
|
if (device == NULL)
|
|
return TRUE;
|
|
|
|
subsystem = udev_device_get_subsystem(device);
|
|
if (subsystem == NULL)
|
|
goto done;
|
|
|
|
action = udev_device_get_action(device);
|
|
if (action == NULL)
|
|
goto done;
|
|
|
|
if (g_str_equal(action, "add") == TRUE) {
|
|
if (g_strcmp0(subsystem, "tty") == 0 ||
|
|
g_strcmp0(subsystem, "net") == 0 ||
|
|
g_strcmp0(subsystem, "hsi") == 0)
|
|
add_modem(device);
|
|
} else if (g_str_equal(action, "remove") == TRUE) {
|
|
if (g_strcmp0(subsystem, "tty") == 0 ||
|
|
g_strcmp0(subsystem, "net") == 0 ||
|
|
g_strcmp0(subsystem, "hsi") == 0)
|
|
remove_modem(device);
|
|
}
|
|
|
|
done:
|
|
udev_device_unref(device);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static struct udev *udev_ctx;
|
|
static struct udev_monitor *udev_mon;
|
|
static guint udev_watch = 0;
|
|
|
|
static void udev_start(void)
|
|
{
|
|
GIOChannel *channel;
|
|
int fd;
|
|
|
|
if (udev_monitor_enable_receiving(udev_mon) < 0) {
|
|
ofono_error("Failed to enable udev monitor");
|
|
return;
|
|
}
|
|
|
|
enumerate_devices(udev_ctx);
|
|
|
|
fd = udev_monitor_get_fd(udev_mon);
|
|
|
|
channel = g_io_channel_unix_new(fd);
|
|
if (channel == NULL)
|
|
return;
|
|
|
|
udev_watch = g_io_add_watch(channel, G_IO_IN, udev_event, udev_mon);
|
|
|
|
g_io_channel_unref(channel);
|
|
}
|
|
|
|
static int udev_init(void)
|
|
{
|
|
devpath_list = g_hash_table_new_full(g_str_hash, g_str_equal,
|
|
g_free, g_free);
|
|
if (devpath_list == NULL) {
|
|
ofono_error("Failed to create udev path list");
|
|
return -ENOMEM;
|
|
}
|
|
|
|
udev_ctx = udev_new();
|
|
if (udev_ctx == NULL) {
|
|
ofono_error("Failed to create udev context");
|
|
g_hash_table_destroy(devpath_list);
|
|
return -EIO;
|
|
}
|
|
|
|
udev_mon = udev_monitor_new_from_netlink(udev_ctx, "udev");
|
|
if (udev_mon == NULL) {
|
|
ofono_error("Failed to create udev monitor");
|
|
g_hash_table_destroy(devpath_list);
|
|
udev_unref(udev_ctx);
|
|
udev_ctx = NULL;
|
|
return -EIO;
|
|
}
|
|
|
|
udev_monitor_filter_add_match_subsystem_devtype(udev_mon, "tty", NULL);
|
|
udev_monitor_filter_add_match_subsystem_devtype(udev_mon, "net", NULL);
|
|
udev_monitor_filter_add_match_subsystem_devtype(udev_mon, "hsi", NULL);
|
|
|
|
udev_monitor_filter_update(udev_mon);
|
|
|
|
udev_start();
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void udev_exit(void)
|
|
{
|
|
GSList *list;
|
|
|
|
if (udev_watch > 0)
|
|
g_source_remove(udev_watch);
|
|
|
|
for (list = modem_list; list; list = list->next) {
|
|
struct ofono_modem *modem = list->data;
|
|
|
|
ofono_modem_remove(modem);
|
|
}
|
|
|
|
g_slist_free(modem_list);
|
|
modem_list = NULL;
|
|
|
|
g_hash_table_destroy(devpath_list);
|
|
devpath_list = NULL;
|
|
|
|
if (udev_ctx == NULL)
|
|
return;
|
|
|
|
udev_monitor_filter_remove(udev_mon);
|
|
|
|
udev_monitor_unref(udev_mon);
|
|
udev_unref(udev_ctx);
|
|
}
|
|
|
|
OFONO_PLUGIN_DEFINE(udev, "udev hardware detection", VERSION,
|
|
OFONO_PLUGIN_PRIORITY_DEFAULT, udev_init, udev_exit)
|