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Add GUdevEnumerator type and Device.get_tags() method 

Also add JS example to check the added API works.

Signed-off-by: David Zeuthen <davidz@redhat.com>
This commit is contained in:
David Zeuthen 2010-12-14 12:37:40 -05:00
parent 48a0170b11
commit 0976fd063e
14 changed files with 671 additions and 8 deletions
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9
Makefile.am
View File

@ -334,7 +334,8 @@ libgudev_include_HEADERS = \
extras/gudev/gudevenumtypes.h \
extras/gudev/gudevtypes.h \
extras/gudev/gudevclient.h \
extras/gudev/gudevdevice.h
extras/gudev/gudevdevice.h \
extras/gudev/gudevenumerator.h
lib_LTLIBRARIES += extras/gudev/libgudev-1.0.la
pkgconfig_DATA += extras/gudev/gudev-1.0.pc
@ -348,6 +349,8 @@ extras_gudev_libgudev_1_0_la_SOURCES = \
extras/gudev/gudevclient.c \
extras/gudev/gudevdevice.h \
extras/gudev/gudevdevice.c \
extras/gudev/gudevenumerator.h \
extras/gudev/gudevenumerator.c \
extras/gudev/gudevprivate.h
dist_extras_gudev_libgudev_1_0_la_SOURCES = \
@ -418,8 +421,10 @@ extras/gudev/GUdev-1.0.gir: extras/gudev/libgudev-1.0.la $(G_IR_SCANNER) Makefil
$(or $(wildcard $(top_builddir)/extras/gudev/gudevenumtypes.h),$(top_srcdir)/extras/gudev/gudevenumtypes.h) \
$(top_srcdir)/extras/gudev/gudevclient.h \
$(top_srcdir)/extras/gudev/gudevdevice.h \
$(top_srcdir)/extras/gudev/gudevenumerator.h \
$(top_srcdir)/extras/gudev/gudevclient.c \
$(top_srcdir)/extras/gudev/gudevdevice.c
$(top_srcdir)/extras/gudev/gudevdevice.c \
$(top_srcdir)/extras/gudev/gudevenumerator.c
extras/gudev/GUdev-1.0.typelib: extras/gudev/GUdev-1.0.gir $(G_IR_COMPILER)
$(AM_V_GEN)g-ir-compiler $< -o $@

2
extras/gudev/docs/Makefile.am
View File

@ -32,7 +32,7 @@ SCAN_OPTIONS=
# Extra options to supply to gtkdoc-mkdb.
# e.g. MKDB_OPTIONS=--sgml-mode --output-format=xml
MKDB_OPTIONS=--sgml-mode --output-format=xml
MKDB_OPTIONS=--sgml-mode --output-format=xml --name-space=g_udev
# Extra options to supply to gtkdoc-mktmpl
# e.g. MKTMPL_OPTIONS=--only-section-tmpl

9
extras/gudev/docs/gudev-docs.xml
View File

@ -75,6 +75,7 @@
</partintro>
<xi:include href="xml/gudevclient.xml"/>
<xi:include href="xml/gudevdevice.xml"/>
<xi:include href="xml/gudevenumerator.xml"/>
</reference>
<chapter id="gudev-hierarchy">
@ -84,5 +85,13 @@
<index>
<title>Index</title>
</index>
<index role="deprecated">
<title>Index of deprecated symbols</title>
<xi:include href="xml/api-index-deprecated.xml"><xi:fallback /></xi:include>
</index>
<index role="165">
<title>Index of new symbols in 165</title>
<xi:include href="xml/api-index-165.xml"><xi:fallback /></xi:include>
</index>
</book>

26
extras/gudev/docs/gudev-sections.txt
View File

@ -40,6 +40,7 @@ g_udev_device_get_device_file
g_udev_device_get_device_file_symlinks
g_udev_device_get_parent
g_udev_device_get_parent_with_subsystem
g_udev_device_get_tags
g_udev_device_get_property_keys
g_udev_device_has_property
g_udev_device_get_property
@ -64,3 +65,28 @@ G_UDEV_IS_DEVICE_CLASS
G_UDEV_DEVICE_GET_CLASS
</SECTION>
<SECTION>
<FILE>gudevenumerator</FILE>
<TITLE>GUdevEnumerator</TITLE>
GUdevEnumerator
GUdevEnumeratorClass
g_udev_enumerator_new
g_udev_enumerator_add_match_subsystem
g_udev_enumerator_add_nomatch_subsystem
g_udev_enumerator_add_match_sysfs_attr
g_udev_enumerator_add_nomatch_sysfs_attr
g_udev_enumerator_add_match_property
g_udev_enumerator_add_match_name
g_udev_enumerator_add_match_tag
g_udev_enumerator_add_match_is_initialized
g_udev_enumerator_add_sysfs_path
g_udev_enumerator_execute
<SUBSECTION Standard>
G_UDEV_ENUMERATOR
G_UDEV_IS_ENUMERATOR
G_UDEV_TYPE_ENUMERATOR
g_udev_enumerator_get_type
G_UDEV_ENUMERATOR_CLASS
G_UDEV_IS_ENUMERATOR_CLASS
G_UDEV_ENUMERATOR_GET_CLASS
</SECTION>

1
extras/gudev/docs/gudev.types
View File

@ -1,3 +1,4 @@
g_udev_device_type_get_type
g_udev_device_get_type
g_udev_client_get_type
g_udev_enumerator_get_type

1
extras/gudev/gudev.h
View File

@ -27,6 +27,7 @@
#include <gudev/gudevtypes.h>
#include <gudev/gudevclient.h>
#include <gudev/gudevdevice.h>
#include <gudev/gudevenumerator.h>
#undef _GUDEV_INSIDE_GUDEV_H
#endif /* __G_UDEV_H__ */

16
extras/gudev/gudevclient.c
View File

@ -47,12 +47,13 @@
* memory) and as such there are no asynchronous versions of the
* provided methods.
*
* To get information about a device, use
* To get #GUdevDevice objects, use
* g_udev_client_query_by_subsystem(),
* g_udev_client_query_by_device_number(),
* g_udev_client_query_by_device_file(),
* g_udev_client_query_by_sysfs_path() or
* g_udev_client_query_by_subsystem_and_name().
* g_udev_client_query_by_sysfs_path(),
* g_udev_client_query_by_subsystem_and_name()
* or the #GUdevEnumerator type.
*
* To listen to uevents, connect to the #GUdevClient::uevent signal.
*/
@ -459,8 +460,6 @@ g_udev_client_query_by_device_file (GUdevClient *client,
* @sysfs_path: A sysfs path.
*
* Looks up a device for a sysfs path.
*
* Returns: (transfer full): A #GUdevDevice object or %NULL if the device was not found. Free with g_object_unref().
*/
GUdevDevice *
g_udev_client_query_by_sysfs_path (GUdevClient *client,
@ -518,3 +517,10 @@ g_udev_client_query_by_subsystem_and_name (GUdevClient *client,
return device;
}
struct udev *
_g_udev_client_get_udev (GUdevClient *client)
{
g_return_val_if_fail (G_UDEV_IS_CLIENT (client), NULL);
return client->priv->udev;
}

36
extras/gudev/gudevdevice.c
View File

@ -86,6 +86,7 @@ struct _GUdevDevicePrivate
/* computed ondemand and cached */
gchar **device_file_symlinks;
gchar **property_keys;
gchar **tags;
GHashTable *prop_strvs;
GHashTable *sysfs_attr_strvs;
};
@ -99,6 +100,7 @@ g_udev_device_finalize (GObject *object)
g_strfreev (device->priv->device_file_symlinks);
g_strfreev (device->priv->property_keys);
g_strfreev (device->priv->tags);
if (device->priv->udevice != NULL)
udev_device_unref (device->priv->udevice);
@ -889,3 +891,37 @@ g_udev_device_get_sysfs_attr_as_strv (GUdevDevice *device,
out:
return (const gchar* const *) result;
}
/**
* g_udev_device_get_tags:
* @device: A #GUdevDevice.
*
* Gets all tags for @device.
*
* Returns: (transfer none) (array zero-terminated=1) (element-type utf8): A %NULL terminated string array of tags. This array is owned by @device and should not be freed by the caller.
*
* Since: 165
*/
const gchar* const *
g_udev_device_get_tags (GUdevDevice *device)
{
struct udev_list_entry *l;
GPtrArray *p;
g_return_val_if_fail (G_UDEV_IS_DEVICE (device), NULL);
if (device->priv->tags != NULL)
goto out;
p = g_ptr_array_new ();
for (l = udev_device_get_tags_list_entry (device->priv->udevice); l != NULL; l = udev_list_entry_get_next (l))
{
g_ptr_array_add (p, g_strdup (udev_list_entry_get_name (l)));
}
g_ptr_array_add (p, NULL);
device->priv->tags = (gchar **) g_ptr_array_free (p, FALSE);
out:
return (const gchar * const *) device->priv->tags;
}

1
extras/gudev/gudevdevice.h
View File

@ -120,6 +120,7 @@ gboolean g_udev_device_get_sysfs_attr_as_boolean (GUdevDevice *devic
const gchar *name);
const gchar* const *g_udev_device_get_sysfs_attr_as_strv (GUdevDevice *device,
const gchar *name);
const gchar* const *g_udev_device_get_tags (GUdevDevice *device);
G_END_DECLS

431
extras/gudev/gudevenumerator.c Normal file
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@ -0,0 +1,431 @@
/* -*- 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 Lesser 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, 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;
}

108
extras/gudev/gudevenumerator.h Normal file
View File

@ -0,0 +1,108 @@
/* -*- 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 Lesser 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#if !defined (_GUDEV_COMPILATION) && !defined(_GUDEV_INSIDE_GUDEV_H)
#error "Only <gudev/gudev.h> can be included directly, this file may disappear or change contents."
#endif
#ifndef __G_UDEV_ENUMERATOR_H__
#define __G_UDEV_ENUMERATOR_H__
#include <gudev/gudevtypes.h>
G_BEGIN_DECLS
#define G_UDEV_TYPE_ENUMERATOR (g_udev_enumerator_get_type ())
#define G_UDEV_ENUMERATOR(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), G_UDEV_TYPE_ENUMERATOR, GUdevEnumerator))
#define G_UDEV_ENUMERATOR_CLASS(k) (G_TYPE_CHECK_CLASS_CAST((k), G_UDEV_TYPE_ENUMERATOR, GUdevEnumeratorClass))
#define G_UDEV_IS_ENUMERATOR(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), G_UDEV_TYPE_ENUMERATOR))
#define G_UDEV_IS_ENUMERATOR_CLASS(k) (G_TYPE_CHECK_CLASS_TYPE ((k), G_UDEV_TYPE_ENUMERATOR))
#define G_UDEV_ENUMERATOR_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS ((o), G_UDEV_TYPE_ENUMERATOR, GUdevEnumeratorClass))
typedef struct _GUdevEnumeratorClass GUdevEnumeratorClass;
typedef struct _GUdevEnumeratorPrivate GUdevEnumeratorPrivate;
/**
* GUdevEnumerator:
* @parent: Parent instance.
*
* The #GUdevEnumerator struct is opaque and should not be accessed directly.
*
* Since: 165
*/
struct _GUdevEnumerator
{
GObject parent;
/*< private >*/
GUdevEnumeratorPrivate *priv;
};
/**
* GUdevEnumeratorClass:
* @parent_class: Parent class.
*
* Class structure for #GUdevEnumerator.
*
* Since: 165
*/
struct _GUdevEnumeratorClass
{
GObjectClass parent_class;
/*< private >*/
/* Padding for future expansion */
void (*reserved1) (void);
void (*reserved2) (void);
void (*reserved3) (void);
void (*reserved4) (void);
void (*reserved5) (void);
void (*reserved6) (void);
void (*reserved7) (void);
void (*reserved8) (void);
};
GType g_udev_enumerator_get_type (void) G_GNUC_CONST;
GUdevEnumerator *g_udev_enumerator_new (GUdevClient *client);
GUdevEnumerator *g_udev_enumerator_add_match_subsystem (GUdevEnumerator *enumerator,
const gchar *subsystem);
GUdevEnumerator *g_udev_enumerator_add_nomatch_subsystem (GUdevEnumerator *enumerator,
const gchar *subsystem);
GUdevEnumerator *g_udev_enumerator_add_match_sysfs_attr (GUdevEnumerator *enumerator,
const gchar *name,
const gchar *value);
GUdevEnumerator *g_udev_enumerator_add_nomatch_sysfs_attr (GUdevEnumerator *enumerator,
const gchar *name,
const gchar *value);
GUdevEnumerator *g_udev_enumerator_add_match_property (GUdevEnumerator *enumerator,
const gchar *name,
const gchar *value);
GUdevEnumerator *g_udev_enumerator_add_match_name (GUdevEnumerator *enumerator,
const gchar *name);
GUdevEnumerator *g_udev_enumerator_add_match_tag (GUdevEnumerator *enumerator,
const gchar *tag);
GUdevEnumerator *g_udev_enumerator_add_match_is_initialized (GUdevEnumerator *enumerator);
GUdevEnumerator *g_udev_enumerator_add_sysfs_path (GUdevEnumerator *enumerator,
const gchar *sysfs_path);
GList *g_udev_enumerator_execute (GUdevEnumerator *enumerator);
G_END_DECLS
#endif /* __G_UDEV_ENUMERATOR_H__ */

2
extras/gudev/gudevprivate.h
View File

@ -34,6 +34,8 @@ G_BEGIN_DECLS
GUdevDevice *
_g_udev_device_new (struct udev_device *udevice);
struct udev *_g_udev_client_get_udev (GUdevClient *client);
G_END_DECLS
#endif /* __G_UDEV_PRIVATE_H__ */

1
extras/gudev/gudevtypes.h
View File

@ -32,6 +32,7 @@ G_BEGIN_DECLS
typedef struct _GUdevClient GUdevClient;
typedef struct _GUdevDevice GUdevDevice;
typedef struct _GUdevEnumerator GUdevEnumerator;
/**
* GUdevDeviceNumber:

36
extras/gudev/seed-example-enum.js Executable file
View File

@ -0,0 +1,36 @@
#!/usr/bin/env seed
const GLib = imports.gi.GLib;
const GUdev = imports.gi.GUdev;
function print_device(device) {
print(" subsystem: " + device.get_subsystem());
print(" devtype: " + device.get_devtype());
print(" name: " + device.get_name());
print(" number: " + device.get_number());
print(" sysfs_path: " + device.get_sysfs_path());
print(" driver: " + device.get_driver());
print(" action: " + device.get_action());
print(" seqnum: " + device.get_seqnum());
print(" device type: " + device.get_device_type());
print(" device number: " + device.get_device_number());
print(" device file: " + device.get_device_file());
print(" device file symlinks: " + device.get_device_file_symlinks());
print(" tags: " + device.get_tags());
var keys = device.get_property_keys();
for (var n = 0; n < keys.length; n++) {
print(" " + keys[n] + "=" + device.get_property(keys[n]));
}
}
var client = new GUdev.Client({subsystems: []});
var enumerator = new GUdev.Enumerator({client: client});
enumerator.add_match_subsystem('b*')
var devices = enumerator.execute();
for (var n=0; n < devices.length; n++) {
var device = devices[n];
print_device(device);
print("");
}