diff options
Diffstat (limited to 'plugins/mm-plugin-hso.c')
-rw-r--r-- | plugins/mm-plugin-hso.c | 182 |
1 files changed, 182 insertions, 0 deletions
diff --git a/plugins/mm-plugin-hso.c b/plugins/mm-plugin-hso.c new file mode 100644 index 0000000..8493c9c --- /dev/null +++ b/plugins/mm-plugin-hso.c @@ -0,0 +1,182 @@ +/* -*- 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 - 2009 Novell, Inc. + * Copyright (C) 2009 Red Hat, Inc. + */ + +#include <string.h> +#include <gmodule.h> + +#define G_UDEV_API_IS_SUBJECT_TO_CHANGE +#include <gudev/gudev.h> + +#include "mm-plugin-hso.h" +#include "mm-modem-hso.h" + +G_DEFINE_TYPE (MMPluginHso, mm_plugin_hso, MM_TYPE_PLUGIN_BASE) + +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_HSO, + MM_PLUGIN_BASE_NAME, "Option High-Speed", + NULL)); +} + +/*****************************************************************************/ + +static guint32 +get_level_for_capabilities (guint32 capabilities) +{ + if (capabilities & MM_PLUGIN_BASE_PORT_CAP_GSM) + return 10; + return 0; +} + +static void +probe_result (MMPluginBase *base, + MMPluginBaseSupportsTask *task, + guint32 capabilities, + gpointer user_data) +{ + mm_plugin_base_supports_task_complete (task, get_level_for_capabilities (capabilities)); +} + +static MMPluginSupportsResult +supports_port (MMPluginBase *base, + MMModem *existing, + MMPluginBaseSupportsTask *task) +{ + GUdevDevice *port; + guint32 cached = 0, level; + const char *driver, *subsys; + + port = mm_plugin_base_supports_task_get_port (task); + + driver = mm_plugin_base_supports_task_get_driver (task); + if (!driver || strcmp (driver, "hso")) + return MM_PLUGIN_SUPPORTS_PORT_UNSUPPORTED; + + subsys = g_udev_device_get_subsystem (port); + g_assert (subsys); + if (!strcmp (subsys, "net")) { + mm_plugin_base_supports_task_complete (task, 10); + return MM_PLUGIN_SUPPORTS_PORT_IN_PROGRESS; + } + + if (mm_plugin_base_get_cached_port_capabilities (base, port, &cached)) { + level = get_level_for_capabilities (cached); + if (level) { + mm_plugin_base_supports_task_complete (task, level); + return MM_PLUGIN_SUPPORTS_PORT_IN_PROGRESS; + } + return MM_PLUGIN_SUPPORTS_PORT_UNSUPPORTED; + } + + /* Otherwise kick off a probe */ + if (mm_plugin_base_probe_port (base, task, NULL)) + return MM_PLUGIN_SUPPORTS_PORT_IN_PROGRESS; + + return MM_PLUGIN_SUPPORTS_PORT_UNSUPPORTED; +} + +static MMModem * +grab_port (MMPluginBase *base, + MMModem *existing, + MMPluginBaseSupportsTask *task, + GError **error) +{ + GUdevDevice *port = NULL, *physdev = NULL; + MMModem *modem = NULL; + const char *name, *subsys, *sysfs_path; + char *devfile; + guint32 caps; + + port = mm_plugin_base_supports_task_get_port (task); + g_assert (port); + + subsys = g_udev_device_get_subsystem (port); + name = g_udev_device_get_name (port); + + devfile = g_strdup (g_udev_device_get_device_file (port)); + if (!devfile) { + if (!strcmp (subsys, "net")) { + /* Apparently 'hso' doesn't set up the right links for the netdevice, + * and thus libgudev can't get the sysfs file path for it. + */ + devfile = g_strdup_printf ("/sys/class/net/%s", name); + if (!g_file_test (devfile, G_FILE_TEST_EXISTS)) { + g_free (devfile); + devfile = NULL; + } + } + + if (!devfile) { + g_set_error (error, 0, 0, "Could not get port's sysfs file."); + goto out; + } + } + + physdev = mm_plugin_base_supports_task_get_physdev (task); + g_assert (physdev); + sysfs_path = g_udev_device_get_sysfs_path (physdev); + if (!sysfs_path) { + g_set_error (error, 0, 0, "Could not get port's physical device sysfs path."); + goto out; + } + + caps = mm_plugin_base_supports_task_get_probed_capabilities (task); + if (!(caps & MM_PLUGIN_BASE_PORT_CAP_GSM) && strcmp (subsys, "net")) + goto out; + + if (!existing) { + modem = mm_modem_hso_new (sysfs_path, + mm_plugin_base_supports_task_get_driver (task), + mm_plugin_get_name (MM_PLUGIN (base))); + if (modem) { + if (!mm_modem_grab_port (modem, subsys, name, MM_PORT_TYPE_UNKNOWN, NULL, error)) { + g_object_unref (modem); + return NULL; + } + } + } else { + modem = existing; + if (!mm_modem_grab_port (modem, subsys, name, MM_PORT_TYPE_UNKNOWN, NULL, error)) + return NULL; + } + +out: + g_free (devfile); + return modem; +} + +/*****************************************************************************/ + +static void +mm_plugin_hso_init (MMPluginHso *self) +{ + g_signal_connect (self, "probe-result", G_CALLBACK (probe_result), NULL); +} + +static void +mm_plugin_hso_class_init (MMPluginHsoClass *klass) +{ + MMPluginBaseClass *pb_class = MM_PLUGIN_BASE_CLASS (klass); + + pb_class->supports_port = supports_port; + pb_class->grab_port = grab_port; +} |