Files
ModemManager/plugins/mm-plugin-mbm.c

256 lines
7.8 KiB
C

/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
Additions to NetworkManager, network-manager-applet and modemmanager
for supporting Ericsson modules like F3507g.
Author: Per Hallsmark <per@hallsmark.se>
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.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <string.h>
#include <gmodule.h>
#include "mm-plugin-mbm.h"
#include "mm-modem-mbm.h"
static void plugin_init (MMPlugin *plugin_class);
G_DEFINE_TYPE_EXTENDED (MMPluginMbm, mm_plugin_mbm, G_TYPE_OBJECT,
0, G_IMPLEMENT_INTERFACE (MM_TYPE_PLUGIN, plugin_init))
int mm_plugin_major_version = MM_PLUGIN_MAJOR_VERSION;
int mm_plugin_minor_version = MM_PLUGIN_MINOR_VERSION;
G_MODULE_EXPORT MMPlugin *
mm_plugin_create (void)
{
return MM_PLUGIN (g_object_new (MM_TYPE_PLUGIN_MBM, NULL));
}
/*****************************************************************************/
static const char *
get_name (MMPlugin *plugin)
{
return "MBM";
}
static char **
list_supported_udis (MMPlugin *plugin, LibHalContext *hal_ctx)
{
char **supported = NULL;
char **devices;
int num_devices;
int i;
devices = libhal_find_device_by_capability (hal_ctx, "modem", &num_devices, NULL);
if (devices) {
GPtrArray *array;
array = g_ptr_array_new ();
for (i = 0; i < num_devices; i++) {
char *udi = devices[i];
if (mm_plugin_supports_udi (plugin, hal_ctx, udi))
g_ptr_array_add (array, g_strdup (udi));
}
if (array->len > 0) {
g_ptr_array_add (array, NULL);
supported = (char **) g_ptr_array_free (array, FALSE);
} else
g_ptr_array_free (array, TRUE);
}
g_strfreev (devices);
return supported;
}
static char *
get_netdev (LibHalContext *ctx, const char *udi)
{
char *serial_parent, *serial_parent_parent, *netdev = NULL;
char **netdevs;
int num, i;
/* Get the origin udi, which is parent of our parent */
serial_parent = libhal_device_get_property_string (ctx, udi, "info.parent", NULL);
if (!serial_parent)
return NULL;
/* Just attach to first cdc-acm interface */
if (strncmp (serial_parent + strlen (serial_parent) - 4, "_if1", 4))
return NULL;
serial_parent_parent = libhal_device_get_property_string (ctx, serial_parent, "info.parent", NULL);
if (!serial_parent_parent)
return NULL;
/* Look for the originating device's netdev */
netdevs = libhal_find_device_by_capability (ctx, "net", &num, NULL);
for (i = 0; netdevs && !netdev && (i < num); i++) {
char *netdev_parent, *netdev_parent_parent, *tmp;
/* Get the origin udi, which also is parent of our parent */
netdev_parent = libhal_device_get_property_string (ctx, netdevs[i], "info.parent", NULL);
if (!netdev_parent)
continue;
netdev_parent_parent = libhal_device_get_property_string (ctx, netdev_parent, "info.parent", NULL);
if (!netdev_parent_parent)
continue;
if (!strcmp (netdev_parent_parent, serial_parent_parent)) {
/* We found it */
tmp = libhal_device_get_property_string (ctx, netdevs[i], "net.interface", NULL);
if (tmp) {
netdev = g_strdup (tmp);
libhal_free_string (tmp);
}
}
libhal_free_string (netdev_parent);
libhal_free_string (netdev_parent_parent);
}
libhal_free_string_array (netdevs);
libhal_free_string (serial_parent);
libhal_free_string (serial_parent_parent);
return netdev;
}
static char *
get_driver (LibHalContext *ctx, const char *udi)
{
char *serial_parent, *serial_parent_parent, *driver = NULL;
char **netdevs;
int num, i;
/* Get the origin udi, which is parent of our parent */
serial_parent = libhal_device_get_property_string (ctx, udi, "info.parent", NULL);
if (!serial_parent)
return NULL;
serial_parent_parent = libhal_device_get_property_string (ctx, serial_parent, "info.parent", NULL);
if (!serial_parent_parent)
return NULL;
/* Look for the originating device's netdev */
netdevs = libhal_find_device_by_capability (ctx, "net", &num, NULL);
for (i = 0; netdevs && !driver && (i < num); i++) {
char *netdev_parent, *netdev_parent_parent, *tmp;
/* Get the origin udi, which also is parent of our parent */
netdev_parent = libhal_device_get_property_string (ctx, netdevs[i], "info.parent", NULL);
if (!netdev_parent)
continue;
netdev_parent_parent = libhal_device_get_property_string (ctx, netdev_parent, "info.parent", NULL);
if (!netdev_parent_parent)
continue;
if (!strcmp (netdev_parent_parent, serial_parent_parent)) {
/* We found it */
tmp = libhal_device_get_property_string (ctx,
netdev_parent, "info.linux.driver", NULL);
if (tmp) {
driver = g_strdup (tmp);
libhal_free_string (tmp);
}
}
libhal_free_string (netdev_parent);
libhal_free_string (netdev_parent_parent);
}
libhal_free_string_array (netdevs);
libhal_free_string (serial_parent);
libhal_free_string (serial_parent_parent);
return driver;
}
static gboolean
supports_udi (MMPlugin *plugin, LibHalContext *hal_ctx, const char *udi)
{
char *driver_name;
gboolean supported = FALSE;
driver_name = get_driver (hal_ctx, udi);
if (driver_name && !strcmp (driver_name, "mbm")) {
char **capabilities;
char **iter;
capabilities = libhal_device_get_property_strlist (hal_ctx, udi, "modem.command_sets", NULL);
for (iter = capabilities; iter && *iter && !supported; iter++) {
if (!strcmp (*iter, "GSM-07.07") || !strcmp (*iter, "GSM-07.05")) {
supported = TRUE;
break;
}
}
libhal_free_string_array (capabilities);
}
libhal_free_string (driver_name);
return supported;
}
static MMModem *
create_modem (MMPlugin *plugin, LibHalContext *hal_ctx, const char *udi)
{
char *serial_device;
char *net_device;
char *driver;
MMModem *modem;
serial_device = libhal_device_get_property_string (hal_ctx, udi, "serial.device", NULL);
g_return_val_if_fail (serial_device != NULL, NULL);
net_device = get_netdev (hal_ctx, udi);
g_return_val_if_fail (net_device != NULL, NULL);
driver = get_driver (hal_ctx, udi);
g_return_val_if_fail (driver != NULL, NULL);
modem = MM_MODEM (mm_modem_mbm_new (serial_device, net_device, driver));
g_free (serial_device);
g_free (net_device);
return modem;
}
/*****************************************************************************/
static void
plugin_init (MMPlugin *plugin_class)
{
/* interface implementation */
plugin_class->get_name = get_name;
plugin_class->list_supported_udis = list_supported_udis;
plugin_class->supports_udi = supports_udi;
plugin_class->create_modem = create_modem;
}
static void
mm_plugin_mbm_init (MMPluginMbm *self)
{
}
static void
mm_plugin_mbm_class_init (MMPluginMbmClass *klass)
{
}