+++ /dev/null
-/* -*- Mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*-
- *
- * Copyright (C) 2008-2010 David Zeuthen <davidz@redhat.com>
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library 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
- * Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-#ifdef HAVE_CONFIG_H
-# include "config.h"
-#endif
-
-#include <stdlib.h>
-#include <string.h>
-
-#include "gudevclient.h"
-#include "gudevenumerator.h"
-#include "gudevdevice.h"
-#include "gudevmarshal.h"
-#include "gudevprivate.h"
-
-/**
- * SECTION:gudevenumerator
- * @short_description: Lookup and sort devices
- *
- * #GUdevEnumerator is used to lookup and sort devices.
- *
- * Since: 165
- */
-
-struct _GUdevEnumeratorPrivate
-{
- GUdevClient *client;
- struct udev_enumerate *e;
-};
-
-enum
-{
- PROP_0,
- PROP_CLIENT,
-};
-
-G_DEFINE_TYPE (GUdevEnumerator, g_udev_enumerator, G_TYPE_OBJECT)
-
-/* ---------------------------------------------------------------------------------------------------- */
-
-static void
-g_udev_enumerator_finalize (GObject *object)
-{
- GUdevEnumerator *enumerator = G_UDEV_ENUMERATOR (object);
-
- if (enumerator->priv->client != NULL)
- {
- g_object_unref (enumerator->priv->client);
- enumerator->priv->client = NULL;
- }
-
- if (enumerator->priv->e != NULL)
- {
- udev_enumerate_unref (enumerator->priv->e);
- enumerator->priv->e = NULL;
- }
-
- if (G_OBJECT_CLASS (g_udev_enumerator_parent_class)->finalize != NULL)
- G_OBJECT_CLASS (g_udev_enumerator_parent_class)->finalize (object);
-}
-
-static void
-g_udev_enumerator_set_property (GObject *object,
- guint prop_id,
- const GValue *value,
- GParamSpec *pspec)
-{
- GUdevEnumerator *enumerator = G_UDEV_ENUMERATOR (object);
-
- switch (prop_id)
- {
- case PROP_CLIENT:
- if (enumerator->priv->client != NULL)
- g_object_unref (enumerator->priv->client);
- enumerator->priv->client = g_value_dup_object (value);
- break;
-
- default:
- G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
- break;
- }
-}
-
-static void
-g_udev_enumerator_get_property (GObject *object,
- guint prop_id,
- GValue *value,
- GParamSpec *pspec)
-{
- GUdevEnumerator *enumerator = G_UDEV_ENUMERATOR (object);
-
- switch (prop_id)
- {
- case PROP_CLIENT:
- g_value_set_object (value, enumerator->priv->client);
- break;
-
- default:
- G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
- break;
- }
-}
-
-static void
-g_udev_enumerator_constructed (GObject *object)
-{
- GUdevEnumerator *enumerator = G_UDEV_ENUMERATOR (object);
-
- g_assert (G_UDEV_IS_CLIENT (enumerator->priv->client));
-
- enumerator->priv->e = udev_enumerate_new (_g_udev_client_get_udev (enumerator->priv->client));
-
- if (G_OBJECT_CLASS (g_udev_enumerator_parent_class)->constructed != NULL)
- G_OBJECT_CLASS (g_udev_enumerator_parent_class)->constructed (object);
-}
-
-static void
-g_udev_enumerator_class_init (GUdevEnumeratorClass *klass)
-{
- GObjectClass *gobject_class = (GObjectClass *) klass;
-
- gobject_class->finalize = g_udev_enumerator_finalize;
- gobject_class->set_property = g_udev_enumerator_set_property;
- gobject_class->get_property = g_udev_enumerator_get_property;
- gobject_class->constructed = g_udev_enumerator_constructed;
-
- /**
- * GUdevEnumerator:client:
- *
- * The #GUdevClient to enumerate devices from.
- *
- * Since: 165
- */
- g_object_class_install_property (gobject_class,
- PROP_CLIENT,
- g_param_spec_object ("client",
- "The client to enumerate devices from",
- "The client to enumerate devices from",
- G_UDEV_TYPE_CLIENT,
- G_PARAM_CONSTRUCT_ONLY |
- G_PARAM_READWRITE));
-
- g_type_class_add_private (klass, sizeof (GUdevEnumeratorPrivate));
-}
-
-static void
-g_udev_enumerator_init (GUdevEnumerator *enumerator)
-{
- enumerator->priv = G_TYPE_INSTANCE_GET_PRIVATE (enumerator,
- G_UDEV_TYPE_ENUMERATOR,
- GUdevEnumeratorPrivate);
-}
-
-/**
- * g_udev_enumerator_new:
- * @client: A #GUdevClient to enumerate devices from.
- *
- * Constructs a #GUdevEnumerator object that can be used to enumerate
- * and sort devices. Use the add_match_*() and add_nomatch_*() methods
- * and execute the query to get a list of devices with
- * g_udev_enumerator_execute().
- *
- * Returns: A new #GUdevEnumerator object. Free with g_object_unref().
- *
- * Since: 165
- */
-GUdevEnumerator *
-g_udev_enumerator_new (GUdevClient *client)
-{
- g_return_val_if_fail (G_UDEV_IS_CLIENT (client), NULL);
- return G_UDEV_ENUMERATOR (g_object_new (G_UDEV_TYPE_ENUMERATOR, "client", client, NULL));
-}
-
-
-/**
- * g_udev_enumerator_add_match_subsystem:
- * @enumerator: A #GUdevEnumerator.
- * @subsystem: Wildcard for subsystem name e.g. 'scsi' or 'a*'.
- *
- * All returned devices will match the given @subsystem.
- *
- * Returns: (transfer none): The passed in @enumerator.
- *
- * Since: 165
- */
-GUdevEnumerator *
-g_udev_enumerator_add_match_subsystem (GUdevEnumerator *enumerator,
- const gchar *subsystem)
-{
- g_return_val_if_fail (G_UDEV_IS_ENUMERATOR (enumerator), NULL);
- g_return_val_if_fail (subsystem != NULL, NULL);
- udev_enumerate_add_match_subsystem (enumerator->priv->e, subsystem);
- return enumerator;
-}
-
-/**
- * g_udev_enumerator_add_nomatch_subsystem:
- * @enumerator: A #GUdevEnumerator.
- * @subsystem: Wildcard for subsystem name e.g. 'scsi' or 'a*'.
- *
- * All returned devices will not match the given @subsystem.
- *
- * Returns: (transfer none): The passed in @enumerator.
- *
- * Since: 165
- */
-GUdevEnumerator *
-g_udev_enumerator_add_nomatch_subsystem (GUdevEnumerator *enumerator,
- const gchar *subsystem)
-{
- g_return_val_if_fail (G_UDEV_IS_ENUMERATOR (enumerator), NULL);
- g_return_val_if_fail (subsystem != NULL, NULL);
- udev_enumerate_add_nomatch_subsystem (enumerator->priv->e, subsystem);
- return enumerator;
-}
-
-/**
- * g_udev_enumerator_add_match_sysfs_attr:
- * @enumerator: A #GUdevEnumerator.
- * @name: Wildcard filter for sysfs attribute key.
- * @value: Wildcard filter for sysfs attribute value.
- *
- * All returned devices will have a sysfs attribute matching the given @name and @value.
- *
- * Returns: (transfer none): The passed in @enumerator.
- *
- * Since: 165
- */
-GUdevEnumerator *
-g_udev_enumerator_add_match_sysfs_attr (GUdevEnumerator *enumerator,
- const gchar *name,
- const gchar *value)
-{
- g_return_val_if_fail (G_UDEV_IS_ENUMERATOR (enumerator), NULL);
- g_return_val_if_fail (name != NULL, NULL);
- g_return_val_if_fail (value != NULL, NULL);
- udev_enumerate_add_match_sysattr (enumerator->priv->e, name, value);
- return enumerator;
-}
-
-/**
- * g_udev_enumerator_add_nomatch_sysfs_attr:
- * @enumerator: A #GUdevEnumerator.
- * @name: Wildcard filter for sysfs attribute key.
- * @value: Wildcard filter for sysfs attribute value.
- *
- * All returned devices will not have a sysfs attribute matching the given @name and @value.
- *
- * Returns: (transfer none): The passed in @enumerator.
- *
- * Since: 165
- */
-GUdevEnumerator *
-g_udev_enumerator_add_nomatch_sysfs_attr (GUdevEnumerator *enumerator,
- const gchar *name,
- const gchar *value)
-{
- g_return_val_if_fail (G_UDEV_IS_ENUMERATOR (enumerator), NULL);
- g_return_val_if_fail (name != NULL, NULL);
- g_return_val_if_fail (value != NULL, NULL);
- udev_enumerate_add_nomatch_sysattr (enumerator->priv->e, name, value);
- return enumerator;
-}
-
-/**
- * g_udev_enumerator_add_match_property:
- * @enumerator: A #GUdevEnumerator.
- * @name: Wildcard filter for property name.
- * @value: Wildcard filter for property value.
- *
- * All returned devices will have a property matching the given @name and @value.
- *
- * Returns: (transfer none): The passed in @enumerator.
- *
- * Since: 165
- */
-GUdevEnumerator *
-g_udev_enumerator_add_match_property (GUdevEnumerator *enumerator,
- const gchar *name,
- const gchar *value)
-{
- g_return_val_if_fail (G_UDEV_IS_ENUMERATOR (enumerator), NULL);
- g_return_val_if_fail (name != NULL, NULL);
- g_return_val_if_fail (value != NULL, NULL);
- udev_enumerate_add_match_property (enumerator->priv->e, name, value);
- return enumerator;
-}
-
-/**
- * g_udev_enumerator_add_match_name:
- * @enumerator: A #GUdevEnumerator.
- * @name: Wildcard filter for kernel name e.g. "sda*".
- *
- * All returned devices will match the given @name.
- *
- * Returns: (transfer none): The passed in @enumerator.
- *
- * Since: 165
- */
-GUdevEnumerator *
-g_udev_enumerator_add_match_name (GUdevEnumerator *enumerator,
- const gchar *name)
-{
- g_return_val_if_fail (G_UDEV_IS_ENUMERATOR (enumerator), NULL);
- g_return_val_if_fail (name != NULL, NULL);
- udev_enumerate_add_match_sysname (enumerator->priv->e, name);
- return enumerator;
-}
-
-/**
- * g_udev_enumerator_add_sysfs_path:
- * @enumerator: A #GUdevEnumerator.
- * @sysfs_path: A sysfs path, e.g. "/sys/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda"
- *
- * Add a device to the list of devices, to retrieve it back sorted in dependency order.
- *
- * Returns: (transfer none): The passed in @enumerator.
- *
- * Since: 165
- */
-GUdevEnumerator *
-g_udev_enumerator_add_sysfs_path (GUdevEnumerator *enumerator,
- const gchar *sysfs_path)
-{
- g_return_val_if_fail (G_UDEV_IS_ENUMERATOR (enumerator), NULL);
- g_return_val_if_fail (sysfs_path != NULL, NULL);
- udev_enumerate_add_syspath (enumerator->priv->e, sysfs_path);
- return enumerator;
-}
-
-/**
- * g_udev_enumerator_add_match_tag:
- * @enumerator: A #GUdevEnumerator.
- * @tag: A udev tag e.g. "udev-acl".
- *
- * All returned devices will match the given @tag.
- *
- * Returns: (transfer none): The passed in @enumerator.
- *
- * Since: 165
- */
-GUdevEnumerator *
-g_udev_enumerator_add_match_tag (GUdevEnumerator *enumerator,
- const gchar *tag)
-{
- g_return_val_if_fail (G_UDEV_IS_ENUMERATOR (enumerator), NULL);
- g_return_val_if_fail (tag != NULL, NULL);
- udev_enumerate_add_match_tag (enumerator->priv->e, tag);
- return enumerator;
-}
-
-/**
- * g_udev_enumerator_add_match_is_initialized:
- * @enumerator: A #GUdevEnumerator.
- *
- * All returned devices will be initialized.
- *
- * Returns: (transfer none): The passed in @enumerator.
- *
- * Since: 165
- */
-GUdevEnumerator *
-g_udev_enumerator_add_match_is_initialized (GUdevEnumerator *enumerator)
-{
- g_return_val_if_fail (G_UDEV_IS_ENUMERATOR (enumerator), NULL);
- udev_enumerate_add_match_is_initialized (enumerator->priv->e);
- return enumerator;
-}
-
-/**
- * g_udev_enumerator_execute:
- * @enumerator: A #GUdevEnumerator.
- *
- * Executes the query in @enumerator.
- *
- * Returns: (element-type GUdevDevice) (transfer full): A list of #GUdevDevice objects. The caller should free the result by using g_object_unref() on each element in the list and then g_list_free() on the list.
- *
- * Since: 165
- */
-GList *
-g_udev_enumerator_execute (GUdevEnumerator *enumerator)
-{
- GList *ret;
- struct udev_list_entry *l, *devices;
-
- g_return_val_if_fail (G_UDEV_IS_ENUMERATOR (enumerator), NULL);
-
- ret = NULL;
-
- /* retrieve the list */
- udev_enumerate_scan_devices (enumerator->priv->e);
-
- devices = udev_enumerate_get_list_entry (enumerator->priv->e);
- for (l = devices; l != NULL; l = udev_list_entry_get_next (l))
- {
- struct udev_device *udevice;
- GUdevDevice *device;
-
- udevice = udev_device_new_from_syspath (udev_enumerate_get_udev (enumerator->priv->e),
- udev_list_entry_get_name (l));
- if (udevice == NULL)
- continue;
-
- device = _g_udev_device_new (udevice);
- udev_device_unref (udevice);
- ret = g_list_prepend (ret, device);
- }
-
- ret = g_list_reverse (ret);
-
- return ret;
-}
~ianmdlvl / elogind.git / blobdiff