mirror of git://git.sysmocom.de/ofono
plugins: remove udev module
This functionality has been moved into the udevng module and was already disabled in an earlier patch.
This commit is contained in:
parent
bf20f0df18
commit
ed66682315
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@ -106,8 +106,6 @@ gril_sources = gril/gril.h gril/gril.c \
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btio_sources = btio/btio.h btio/btio.c
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if UDEV
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builtin_modules += udev
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builtin_sources += plugins/udev.c
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builtin_cflags += @UDEV_CFLAGS@
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builtin_libadd += @UDEV_LIBS@
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433
plugins/udev.c
433
plugins/udev.c
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@ -1,433 +0,0 @@
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/*
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*
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* oFono - Open Source Telephony
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*
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* Copyright (C) 2008-2011 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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/*
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* Here we try to find the "modem device".
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*
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* In this variant we identify the "modem device" as simply the device
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* that has the OFONO_DRIVER property. If the device node doesn't
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* have this property itself, then we do a brute force search for it
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* through the device hierarchy.
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*
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*/
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static struct udev_device* get_modem_device(struct udev_device *dev)
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{
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const char* driver;
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while (dev) {
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driver = udev_device_get_property_value(dev, "OFONO_DRIVER");
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if (driver)
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return dev;
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dev = udev_device_get_parent(dev);
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}
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return NULL;
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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 = udev_device_get_property_value(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 (!g_ascii_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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static void __add_common(struct ofono_modem *modem,
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struct udev_device *udev_device)
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{
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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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ofono_modem_register(modem);
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}
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static void add_ifx(struct ofono_modem *modem, struct udev_device *dev)
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{
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const char *value;
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value = udev_device_get_property_value(dev, "OFONO_IFX_LDISC");
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if (value)
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ofono_modem_set_string(modem, "LineDiscipline", value);
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value = udev_device_get_property_value(dev, "OFONO_IFX_AUDIO");
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if (value)
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ofono_modem_set_string(modem, "AudioSetting", value);
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value = udev_device_get_property_value(dev, "OFONO_IFX_LOOPBACK");
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if (value)
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ofono_modem_set_string(modem, "AudioLoopback", value);
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__add_common(modem, dev);
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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 = udev_device_get_property_value(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_wavecom(struct ofono_modem *modem, struct udev_device *dev)
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{
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const char *value;
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value = udev_device_get_property_value(dev, "OFONO_WAVECOM_MODEL");
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if (value)
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ofono_modem_set_string(modem, "Model", value);
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__add_common(modem, dev);
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}
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static void add_modem(struct udev_device *udev_device)
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{
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struct ofono_modem *modem;
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const char *devpath, *curpath, *driver;
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struct udev_device *mdev;
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mdev = get_modem_device(udev_device);
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if (!mdev) {
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DBG("Device has no OFONO_DRIVER property");
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return;
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}
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driver = udev_device_get_property_value(mdev, "OFONO_DRIVER");
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if(g_strcmp0(driver, "tc65") == 0)
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driver = "cinterion";
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if(g_strcmp0(driver, "ehs6") == 0)
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driver = "cinterion";
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devpath = udev_device_get_devpath(mdev);
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if (devpath == NULL)
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return;
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modem = find_modem(devpath);
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if (modem == NULL) {
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const char *serial = get_serial(mdev);
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modem = ofono_modem_create(serial, driver);
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if (modem == NULL)
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return;
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ofono_modem_set_string(modem, "Path", devpath);
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modem_list = g_slist_prepend(modem_list, modem);
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}
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curpath = udev_device_get_devpath(udev_device);
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if (curpath == NULL)
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return;
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DBG("%s (%s)", curpath, driver);
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g_hash_table_insert(devpath_list, g_strdup(curpath), g_strdup(devpath));
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if (g_strcmp0(driver, "ifx") == 0)
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add_ifx(modem, udev_device);
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else if (g_strcmp0(driver, "u8500") == 0)
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add_isi(modem, udev_device);
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else if (g_strcmp0(driver, "n900") == 0)
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add_isi(modem, udev_device);
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else if (g_strcmp0(driver, "calypso") == 0)
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__add_common(modem, udev_device);
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else if (g_strcmp0(driver, "cinterion") == 0)
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__add_common(modem, udev_device);
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else if (g_strcmp0(driver, "nokiacdma") == 0)
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__add_common(modem, udev_device);
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else if (g_strcmp0(driver, "sim900") == 0)
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__add_common(modem, udev_device);
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else if (g_strcmp0(driver, "wavecom") == 0)
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add_wavecom(modem, udev_device);
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}
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static gboolean devpath_remove(gpointer key, gpointer value, gpointer user_data)
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{
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const char *path = value;
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const char *devpath = user_data;
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DBG("%s -> %s", path, devpath);
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return g_str_equal(path, devpath);
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}
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static void remove_modem(struct udev_device *udev_device)
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{
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struct ofono_modem *modem;
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const char *curpath = udev_device_get_devpath(udev_device);
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char *devpath, *remove;
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if (curpath == NULL)
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return;
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DBG("%s", curpath);
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devpath = g_hash_table_lookup(devpath_list, curpath);
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if (devpath == NULL)
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return;
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modem = find_modem(devpath);
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if (modem == NULL)
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return;
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modem_list = g_slist_remove(modem_list, modem);
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ofono_modem_remove(modem);
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DBG("%s", devpath);
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remove = g_strdup(devpath);
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g_hash_table_foreach_remove(devpath_list, devpath_remove, remove);
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g_free(remove);
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}
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static void enumerate_devices(struct udev *context)
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{
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struct udev_enumerate *enumerate;
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struct udev_list_entry *entry;
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enumerate = udev_enumerate_new(context);
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if (enumerate == NULL)
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return;
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udev_enumerate_add_match_subsystem(enumerate, "tty");
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udev_enumerate_add_match_subsystem(enumerate, "net");
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udev_enumerate_add_match_subsystem(enumerate, "hsi");
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udev_enumerate_scan_devices(enumerate);
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entry = udev_enumerate_get_list_entry(enumerate);
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while (entry) {
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const char *syspath = udev_list_entry_get_name(entry);
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struct udev_device *device;
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device = udev_device_new_from_syspath(context, syspath);
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if (device != NULL) {
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add_modem(device);
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udev_device_unref(device);
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}
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entry = udev_list_entry_get_next(entry);
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}
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udev_enumerate_unref(enumerate);
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}
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static struct udev *udev_ctx;
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static struct udev_monitor *udev_mon;
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static guint udev_watch = 0;
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static gboolean udev_event(GIOChannel *channel, GIOCondition cond,
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gpointer user_data)
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{
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struct udev_device *device;
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const char *action;
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if (cond & (G_IO_ERR | G_IO_HUP | G_IO_NVAL)) {
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ofono_warn("Error with udev monitor channel");
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udev_watch = 0;
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return FALSE;
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}
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device = udev_monitor_receive_device(udev_mon);
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if (device == NULL)
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return TRUE;
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action = udev_device_get_action(device);
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if (action == NULL)
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goto done;
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if (g_str_equal(action, "add") == TRUE)
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add_modem(device);
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else if (g_str_equal(action, "remove") == TRUE)
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remove_modem(device);
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done:
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udev_device_unref(device);
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return TRUE;
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}
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static void udev_start(void)
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{
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GIOChannel *channel;
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int fd;
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if (udev_monitor_enable_receiving(udev_mon) < 0) {
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ofono_error("Failed to enable udev monitor");
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return;
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}
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enumerate_devices(udev_ctx);
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fd = udev_monitor_get_fd(udev_mon);
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channel = g_io_channel_unix_new(fd);
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if (channel == NULL)
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return;
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udev_watch = g_io_add_watch(channel,
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G_IO_IN | G_IO_ERR | G_IO_HUP | G_IO_NVAL,
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udev_event, NULL);
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g_io_channel_unref(channel);
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}
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static int udev_init(void)
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{
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return 0;
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devpath_list = g_hash_table_new_full(g_str_hash, g_str_equal,
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g_free, g_free);
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if (devpath_list == NULL) {
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ofono_error("Failed to create udev path list");
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return -ENOMEM;
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}
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udev_ctx = udev_new();
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if (udev_ctx == NULL) {
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ofono_error("Failed to create udev context");
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g_hash_table_destroy(devpath_list);
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return -EIO;
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}
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udev_mon = udev_monitor_new_from_netlink(udev_ctx, "udev");
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if (udev_mon == NULL) {
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ofono_error("Failed to create udev monitor");
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g_hash_table_destroy(devpath_list);
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udev_unref(udev_ctx);
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udev_ctx = NULL;
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return -EIO;
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}
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udev_monitor_filter_add_match_subsystem_devtype(udev_mon, "tty", NULL);
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udev_monitor_filter_add_match_subsystem_devtype(udev_mon, "net", NULL);
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udev_monitor_filter_add_match_subsystem_devtype(udev_mon, "hsi", NULL);
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udev_monitor_filter_update(udev_mon);
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udev_start();
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return 0;
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}
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static void udev_exit(void)
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{
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GSList *list;
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if (udev_watch > 0)
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g_source_remove(udev_watch);
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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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ofono_modem_remove(modem);
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}
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g_slist_free(modem_list);
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modem_list = NULL;
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g_hash_table_destroy(devpath_list);
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devpath_list = NULL;
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if (udev_ctx == NULL)
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return;
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udev_monitor_filter_remove(udev_mon);
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udev_monitor_unref(udev_mon);
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udev_unref(udev_ctx);
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}
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OFONO_PLUGIN_DEFINE(udev, "udev hardware detection", VERSION,
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OFONO_PLUGIN_PRIORITY_DEFAULT, udev_init, udev_exit)
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