NetworkManager/src/libnm-core-impl/nm-setting-olpc-mesh.c
Thomas Haller fdf9614ba7
build: move "libnm-core/" to "src/" and split it
"libnm-core/" is rather complicated. It provides a static library that
is linked into libnm.so and NetworkManager. It also contains public
headers (like "nm-setting.h") which are part of public libnm API.

Then we have helper libraries ("libnm-core/nm-libnm-core-*/") which
only rely on public API of libnm-core, but are themself static
libraries that can be used by anybody who uses libnm-core. And
"libnm-core/nm-libnm-core-intern" is used by libnm-core itself.

Move "libnm-core/" to "src/". But also split it in different
directories so that they have a clearer purpose.

The goal is to have a flat directory hierarchy. The "src/libnm-core*/"
directories correspond to the different modules (static libraries and set
of headers that we have). We have different kinds of such modules because
of how we combine various code together. The directory layout now reflects
this.
2021-02-18 19:46:51 +01:00

274 lines
8.6 KiB
C

/* SPDX-License-Identifier: LGPL-2.1-or-later */
/*
* Copyright (C) 2007 - 2013 Red Hat, Inc.
* Copyright (C) 2007 - 2008 Novell, Inc.
* Copyright (C) 2009 One Laptop per Child
*/
#include "libnm-core-impl/nm-default-libnm-core.h"
#include "nm-setting-olpc-mesh.h"
#include <linux/if_ether.h>
#include "nm-utils.h"
#include "nm-utils-private.h"
#include "nm-setting-private.h"
/**
* SECTION:nm-setting-olpc-mesh
* @short_description: Describes connection properties for OLPC-Mesh devices
*
* The #NMSettingOlpcMesh object is a #NMSetting subclass that describes properties
* necessary for connection to OLPC-Mesh devices.
**/
/*****************************************************************************/
NM_GOBJECT_PROPERTIES_DEFINE_BASE(PROP_SSID, PROP_CHANNEL, PROP_DHCP_ANYCAST_ADDRESS, );
typedef struct {
GBytes *ssid;
char * dhcp_anycast_addr;
guint32 channel;
} NMSettingOlpcMeshPrivate;
G_DEFINE_TYPE(NMSettingOlpcMesh, nm_setting_olpc_mesh, NM_TYPE_SETTING)
#define NM_SETTING_OLPC_MESH_GET_PRIVATE(o) \
(G_TYPE_INSTANCE_GET_PRIVATE((o), NM_TYPE_SETTING_OLPC_MESH, NMSettingOlpcMeshPrivate))
/*****************************************************************************/
/**
* nm_setting_olpc_mesh_get_ssid:
* @setting: the #NMSettingOlpcMesh
*
* Returns: (transfer none):
*/
GBytes *
nm_setting_olpc_mesh_get_ssid(NMSettingOlpcMesh *setting)
{
g_return_val_if_fail(NM_IS_SETTING_OLPC_MESH(setting), NULL);
return NM_SETTING_OLPC_MESH_GET_PRIVATE(setting)->ssid;
}
guint32
nm_setting_olpc_mesh_get_channel(NMSettingOlpcMesh *setting)
{
g_return_val_if_fail(NM_IS_SETTING_OLPC_MESH(setting), 0);
return NM_SETTING_OLPC_MESH_GET_PRIVATE(setting)->channel;
}
const char *
nm_setting_olpc_mesh_get_dhcp_anycast_address(NMSettingOlpcMesh *setting)
{
g_return_val_if_fail(NM_IS_SETTING_OLPC_MESH(setting), NULL);
return NM_SETTING_OLPC_MESH_GET_PRIVATE(setting)->dhcp_anycast_addr;
}
static gboolean
verify(NMSetting *setting, NMConnection *connection, GError **error)
{
NMSettingOlpcMeshPrivate *priv = NM_SETTING_OLPC_MESH_GET_PRIVATE(setting);
gsize length;
if (!priv->ssid) {
g_set_error_literal(error,
NM_CONNECTION_ERROR,
NM_CONNECTION_ERROR_MISSING_PROPERTY,
_("property is missing"));
g_prefix_error(error,
"%s.%s: ",
NM_SETTING_OLPC_MESH_SETTING_NAME,
NM_SETTING_OLPC_MESH_SSID);
return FALSE;
}
length = g_bytes_get_size(priv->ssid);
if (length == 0 || length > 32) {
g_set_error_literal(error,
NM_CONNECTION_ERROR,
NM_CONNECTION_ERROR_INVALID_PROPERTY,
_("SSID length is out of range <1-32> bytes"));
g_prefix_error(error,
"%s.%s: ",
NM_SETTING_OLPC_MESH_SETTING_NAME,
NM_SETTING_OLPC_MESH_SSID);
return FALSE;
}
if (priv->channel == 0 || priv->channel > 13) {
g_set_error(error,
NM_CONNECTION_ERROR,
NM_CONNECTION_ERROR_INVALID_PROPERTY,
_("'%d' is not a valid channel"),
priv->channel);
g_prefix_error(error,
"%s.%s: ",
NM_SETTING_OLPC_MESH_SETTING_NAME,
NM_SETTING_OLPC_MESH_CHANNEL);
return FALSE;
}
if (priv->dhcp_anycast_addr && !nm_utils_hwaddr_valid(priv->dhcp_anycast_addr, ETH_ALEN)) {
g_set_error_literal(error,
NM_CONNECTION_ERROR,
NM_CONNECTION_ERROR_INVALID_PROPERTY,
_("property is invalid"));
g_prefix_error(error,
"%s.%s: ",
NM_SETTING_OLPC_MESH_SETTING_NAME,
NM_SETTING_OLPC_MESH_DHCP_ANYCAST_ADDRESS);
return FALSE;
}
return TRUE;
}
/*****************************************************************************/
static void
get_property(GObject *object, guint prop_id, GValue *value, GParamSpec *pspec)
{
NMSettingOlpcMesh *setting = NM_SETTING_OLPC_MESH(object);
switch (prop_id) {
case PROP_SSID:
g_value_set_boxed(value, nm_setting_olpc_mesh_get_ssid(setting));
break;
case PROP_CHANNEL:
g_value_set_uint(value, nm_setting_olpc_mesh_get_channel(setting));
break;
case PROP_DHCP_ANYCAST_ADDRESS:
g_value_set_string(value, nm_setting_olpc_mesh_get_dhcp_anycast_address(setting));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec);
break;
}
}
static void
set_property(GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec)
{
NMSettingOlpcMeshPrivate *priv = NM_SETTING_OLPC_MESH_GET_PRIVATE(object);
switch (prop_id) {
case PROP_SSID:
if (priv->ssid)
g_bytes_unref(priv->ssid);
priv->ssid = g_value_dup_boxed(value);
break;
case PROP_CHANNEL:
priv->channel = g_value_get_uint(value);
break;
case PROP_DHCP_ANYCAST_ADDRESS:
g_free(priv->dhcp_anycast_addr);
priv->dhcp_anycast_addr = g_value_dup_string(value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec);
break;
}
}
/*****************************************************************************/
static void
nm_setting_olpc_mesh_init(NMSettingOlpcMesh *setting)
{}
/**
* nm_setting_olpc_mesh_new:
*
* Creates a new #NMSettingOlpcMesh object with default values.
*
* Returns: the new empty #NMSettingOlpcMesh object
**/
NMSetting *
nm_setting_olpc_mesh_new(void)
{
return g_object_new(NM_TYPE_SETTING_OLPC_MESH, NULL);
}
static void
finalize(GObject *object)
{
NMSettingOlpcMeshPrivate *priv = NM_SETTING_OLPC_MESH_GET_PRIVATE(object);
if (priv->ssid)
g_bytes_unref(priv->ssid);
g_free(priv->dhcp_anycast_addr);
G_OBJECT_CLASS(nm_setting_olpc_mesh_parent_class)->finalize(object);
}
static void
nm_setting_olpc_mesh_class_init(NMSettingOlpcMeshClass *klass)
{
GObjectClass * object_class = G_OBJECT_CLASS(klass);
NMSettingClass *setting_class = NM_SETTING_CLASS(klass);
GArray * properties_override = _nm_sett_info_property_override_create_array();
g_type_class_add_private(klass, sizeof(NMSettingOlpcMeshPrivate));
object_class->get_property = get_property;
object_class->set_property = set_property;
object_class->finalize = finalize;
setting_class->verify = verify;
/**
* NMSettingOlpcMesh:ssid:
*
* SSID of the mesh network to join.
**/
obj_properties[PROP_SSID] = g_param_spec_boxed(NM_SETTING_OLPC_MESH_SSID,
"",
"",
G_TYPE_BYTES,
G_PARAM_READWRITE | NM_SETTING_PARAM_INFERRABLE
| G_PARAM_STATIC_STRINGS);
/**
* NMSettingOlpcMesh:channel:
*
* Channel on which the mesh network to join is located.
**/
obj_properties[PROP_CHANNEL] =
g_param_spec_uint(NM_SETTING_OLPC_MESH_CHANNEL,
"",
"",
0,
G_MAXUINT32,
0,
G_PARAM_READWRITE | NM_SETTING_PARAM_INFERRABLE | G_PARAM_STATIC_STRINGS);
/**
* NMSettingOlpcMesh:dhcp-anycast-address:
*
* Anycast DHCP MAC address used when requesting an IP address via DHCP.
* The specific anycast address used determines which DHCP server class
* answers the request.
**/
obj_properties[PROP_DHCP_ANYCAST_ADDRESS] =
g_param_spec_string(NM_SETTING_OLPC_MESH_DHCP_ANYCAST_ADDRESS,
"",
"",
NULL,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
_nm_properties_override_gobj(properties_override,
obj_properties[PROP_DHCP_ANYCAST_ADDRESS],
&nm_sett_info_propert_type_mac_address);
g_object_class_install_properties(object_class, _PROPERTY_ENUMS_LAST, obj_properties);
_nm_setting_class_commit_full(setting_class,
NM_META_SETTING_TYPE_OLPC_MESH,
NULL,
properties_override);
}