Files
ModemManager/plugins/generic/mm-plugin-generic.c
2012-03-18 17:28:14 +01:00

141 lines
4.5 KiB
C

/* -*- 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 - 2010 Dan Williams <dcbw@redhat.com>
*/
#include <string.h>
#include <termios.h>
#include <unistd.h>
#include <fcntl.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <getopt.h>
#include <time.h>
#include <gmodule.h>
#include <libmm-common.h>
#include "mm-plugin-generic.h"
#include "mm-broadband-modem.h"
#include "mm-serial-parsers.h"
#include "mm-log.h"
G_DEFINE_TYPE (MMPluginGeneric, mm_plugin_generic, MM_TYPE_PLUGIN_BASE)
int mm_plugin_major_version = MM_PLUGIN_MAJOR_VERSION;
int mm_plugin_minor_version = MM_PLUGIN_MINOR_VERSION;
/*****************************************************************************/
static MMBaseModem *
grab_port (MMPluginBase *base,
MMBaseModem *existing,
MMPortProbe *probe,
GError **error)
{
GUdevDevice *port;
MMBaseModem *modem = NULL;
const gchar *name, *subsys, *devfile, *driver;
guint16 vendor = 0, product = 0;
subsys = mm_port_probe_get_port_subsys (probe);
name = mm_port_probe_get_port_name (probe);
/* The generic plugin cannot do anything with non-AT and non-QCDM ports */
if (!mm_port_probe_is_at (probe) &&
!mm_port_probe_is_qcdm (probe)) {
g_set_error (error,
MM_CORE_ERROR,
MM_CORE_ERROR_UNSUPPORTED,
"Ignoring non-AT/non-QCDM ports");
return NULL;
}
driver = mm_port_probe_get_port_driver (probe);
port = mm_port_probe_get_port (probe);
/* Check device file of the port, we expect one */
devfile = g_udev_device_get_device_file (port);
if (!devfile) {
if (!driver || !g_str_equal (driver, "bluetooth")) {
g_set_error (error,
MM_CORE_ERROR,
MM_CORE_ERROR_FAILED,
"Could not get port's sysfs file.");
return NULL;
}
mm_warn ("%s: (%s/%s) WARNING: missing udev 'device' file",
mm_plugin_get_name (MM_PLUGIN (base)),
subsys,
name);
}
/* Vendor and Product IDs are really optional, we'll just warn if they
* cannot get loaded */
if (!mm_plugin_base_get_device_ids (base, subsys, name, &vendor, &product))
mm_warn ("Could not get modem vendor/product ID");
/* If this is the first port being grabbed, create a new modem object */
if (!existing)
modem = MM_BASE_MODEM (mm_broadband_modem_new (mm_port_probe_get_port_physdev (probe),
driver,
mm_plugin_get_name (MM_PLUGIN (base)),
vendor,
product));
if (!mm_base_modem_grab_port (existing ? existing : modem,
subsys,
name,
mm_port_probe_get_port_type (probe),
MM_AT_PORT_FLAG_NONE,
error)) {
if (modem)
g_object_unref (modem);
return NULL;
}
return existing ? existing : modem;
}
/*****************************************************************************/
G_MODULE_EXPORT MMPlugin *
mm_plugin_create (void)
{
static const gchar *subsystems[] = { "tty", NULL };
return MM_PLUGIN (
g_object_new (MM_TYPE_PLUGIN_GENERIC,
MM_PLUGIN_BASE_NAME, MM_PLUGIN_GENERIC_NAME,
MM_PLUGIN_BASE_ALLOWED_SUBSYSTEMS, subsystems,
MM_PLUGIN_BASE_ALLOWED_AT, TRUE,
MM_PLUGIN_BASE_ALLOWED_QCDM, TRUE,
NULL));
}
static void
mm_plugin_generic_init (MMPluginGeneric *self)
{
}
static void
mm_plugin_generic_class_init (MMPluginGenericClass *klass)
{
MMPluginBaseClass *pb_class = MM_PLUGIN_BASE_CLASS (klass);
pb_class->grab_port = grab_port;
}