165 lines
5.7 KiB
C
165 lines
5.7 KiB
C
/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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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 as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your hso) any later version.
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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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* Copyright (C) 2008 - 2009 Novell, Inc.
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* Copyright (C) 2009 - 2012 Red Hat, Inc.
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* Copyright (C) 2012 Aleksander Morgado <aleksander@gnu.org>
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*/
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#include <string.h>
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#include <gmodule.h>
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#include <libmm-common.h>
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#include "mm-private-boxed-types.h"
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#include "mm-plugin-hso.h"
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#include "mm-broadband-modem-hso.h"
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#include "mm-log.h"
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G_DEFINE_TYPE (MMPluginHso, mm_plugin_hso, MM_TYPE_PLUGIN_BASE)
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int mm_plugin_major_version = MM_PLUGIN_MAJOR_VERSION;
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int mm_plugin_minor_version = MM_PLUGIN_MINOR_VERSION;
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/*****************************************************************************/
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static MMBaseModem *
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grab_port (MMPluginBase *base,
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MMBaseModem *existing,
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MMPortProbe *probe,
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GError **error)
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{
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MMBaseModem *modem = NULL;
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GUdevDevice *port;
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const gchar *name, *subsys, *sysfs_path;
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guint16 vendor = 0, product = 0;
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MMAtPortFlag pflags = MM_AT_PORT_FLAG_NONE;
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gchar *devfile;
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MMPortType port_type;
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port = mm_port_probe_get_port (probe); /* transfer none */
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subsys = mm_port_probe_get_port_subsys (probe);
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name = mm_port_probe_get_port_name (probe);
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if (!mm_plugin_base_get_device_ids (base, subsys, name, &vendor, &product)) {
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g_set_error_literal (error,
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MM_CORE_ERROR,
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MM_CORE_ERROR_FAILED,
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"Could not get modem product ID");
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return NULL;
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}
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/* Build proper devfile path
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* TODO: Why do we need to do this? If this is useful, a comment should be
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* added explaining why; if it's not useful, let's get rid of it. */
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devfile = g_strdup (g_udev_device_get_device_file (port));
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if (!devfile) {
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if (g_str_equal (subsys, "net")) {
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/* Apparently 'hso' doesn't set up the right links for the netdevice,
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* and thus libgudev can't get the sysfs file path for it.
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*/
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devfile = g_strdup_printf ("/sys/class/net/%s", name);
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if (!g_file_test (devfile, G_FILE_TEST_EXISTS)) {
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g_free (devfile);
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devfile = NULL;
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}
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}
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if (!devfile) {
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g_set_error (error,
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MM_CORE_ERROR,
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MM_CORE_ERROR_FAILED,
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"Could not get port's sysfs file.");
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return NULL;
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}
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}
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g_free (devfile);
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port_type = mm_port_probe_get_port_type (probe);
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sysfs_path = g_udev_device_get_sysfs_path (port);
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/* Detect AT port types */
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if (g_str_equal (subsys, "tty")) {
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gchar *hsotype_path;
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gchar *contents = NULL;
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hsotype_path = g_build_filename (sysfs_path, "hsotype", NULL);
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if (g_file_get_contents (hsotype_path, &contents, NULL, NULL)) {
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if (g_str_has_prefix (contents, "Control"))
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pflags = MM_AT_PORT_FLAG_PRIMARY;
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else if (g_str_has_prefix (contents, "Application"))
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pflags = MM_AT_PORT_FLAG_SECONDARY;
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else if (g_str_has_prefix (contents, "GPS Control"))
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pflags = MM_AT_PORT_FLAG_GPS_CONTROL;
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else if (g_str_has_prefix (contents, "GPS")) {
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/* Not an AT port, but the port to grab GPS traces */
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g_assert (port_type == MM_PORT_TYPE_UNKNOWN);
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port_type = MM_PORT_TYPE_GPS;
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}
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g_free (contents);
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}
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g_free (hsotype_path);
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}
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/* If this is the first port being grabbed, create a new modem object */
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if (!existing)
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modem = MM_BASE_MODEM (mm_broadband_modem_hso_new (mm_port_probe_get_port_physdev (probe),
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mm_port_probe_get_port_driver (probe),
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mm_plugin_get_name (MM_PLUGIN (base)),
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vendor,
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product));
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if (!mm_base_modem_grab_port (existing ? existing : modem,
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subsys,
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name,
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port_type,
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pflags,
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error)) {
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if (modem)
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g_object_unref (modem);
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return NULL;
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}
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return existing ? existing : modem;
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}
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/*****************************************************************************/
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G_MODULE_EXPORT MMPlugin *
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mm_plugin_create (void)
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{
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static const gchar *subsystems[] = { "tty", "net", NULL };
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static const gchar *drivers[] = { "hso", NULL };
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return MM_PLUGIN (
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g_object_new (MM_TYPE_PLUGIN_HSO,
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MM_PLUGIN_BASE_NAME, "Option High-Speed",
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MM_PLUGIN_BASE_ALLOWED_SUBSYSTEMS, subsystems,
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MM_PLUGIN_BASE_ALLOWED_DRIVERS, drivers,
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MM_PLUGIN_BASE_ALLOWED_AT, TRUE,
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MM_PLUGIN_BASE_ALLOWED_QCDM, TRUE,
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NULL));
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}
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static void
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mm_plugin_hso_init (MMPluginHso *self)
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{
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}
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static void
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mm_plugin_hso_class_init (MMPluginHsoClass *klass)
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{
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MMPluginBaseClass *pb_class = MM_PLUGIN_BASE_CLASS (klass);
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pb_class->grab_port = grab_port;
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}
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