/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright (C) 2013 Red Hat, Inc.
*/
/**
* SECTION:nmt-ip-entry
* @short_description: #NmtNewtEntry for IP address entry
*
* #NmtIPEntry is an #NmtNewtEntry for entering IP addresses, or IP
* address/prefix combination. It will only allow typing characters
* that are valid in an IP address, and will set its
* #NmtNewtWidget:valid property depending on whether it currently
* contains a valid IP address.
*/
#include "nm-default.h"
#include <arpa/inet.h>
#include <netinet/in.h>
#include <stdlib.h>
#include "nmt-ip-entry.h"
G_DEFINE_TYPE(NmtIPEntry, nmt_ip_entry, NMT_TYPE_NEWT_ENTRY)
#define NMT_IP_ENTRY_GET_PRIVATE(o) \
(G_TYPE_INSTANCE_GET_PRIVATE((o), NMT_TYPE_IP_ENTRY, NmtIPEntryPrivate))
typedef struct {
int family;
gboolean prefix;
gboolean optional;
} NmtIPEntryPrivate;
enum {
PROP_0,
PROP_FAMILY,
PROP_PREFIX,
PROP_OPTIONAL,
LAST_PROP
};
/**
* nmt_ip_entry_new:
* @width: the width of the entry
* @family: the IP address family. Eg, %AF_INET
* @prefix: whether to require a trailing "/prefix"
* @optional: whether the address is optional
*
* Creates a new #NmtIPEntry, to accept IP addresses in the indicated
* @family, or (if @prefix is %TRUE), to accept IP address/prefix combos.
*
* If @optional is %TRUE then the address is considered optional, and
* so will still be #NmtNewtWidget:valid even when it is empty. If
* @optional is %FALSE, the entry will be invalid when it is empty.
*/
NmtNewtWidget *
nmt_ip_entry_new(int width, int family, gboolean prefix, gboolean optional)
{
return g_object_new(NMT_TYPE_IP_ENTRY,
"width",
width,
"family",
family,
"prefix",
prefix,
"optional",
optional,
NULL);
}
static gboolean
ip_entry_filter(NmtNewtEntry *entry, const char *text, int ch, int position, gpointer user_data)
{
NmtIPEntryPrivate *priv = NMT_IP_ENTRY_GET_PRIVATE(entry);
const char * slash;
gboolean inaddr;
if (g_ascii_isdigit(ch))
return TRUE;
slash = strchr(text, '/');
if (ch == '/')
return priv->prefix && slash == NULL;
inaddr = !slash || (position <= (slash - text));
if (priv->family == AF_INET) {
if (ch == '.')
return inaddr;
else
return FALSE;
} else if (priv->family == AF_INET6) {
if (g_ascii_isxdigit(ch) || ch == ':')
return inaddr;
else
return FALSE;
} else
g_return_val_if_reached(FALSE);
}
static gboolean
ip_entry_validate(NmtNewtEntry *entry, const char *text, gpointer user_data)
{
NmtIPEntryPrivate *priv = NMT_IP_ENTRY_GET_PRIVATE(entry);
if (!*text)
return priv->optional;
if (priv->prefix)
return nm_utils_parse_inaddr_prefix(priv->family, text, NULL, NULL);
return nm_utils_parse_inaddr(priv->family, text, NULL);
}
static void
nmt_ip_entry_init(NmtIPEntry *entry)
{
nmt_newt_entry_set_filter(NMT_NEWT_ENTRY(entry), ip_entry_filter, NULL);
nmt_newt_entry_set_validator(NMT_NEWT_ENTRY(entry), ip_entry_validate, NULL);
}
static void
nmt_ip_entry_set_property(GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec)
{
NmtIPEntryPrivate *priv = NMT_IP_ENTRY_GET_PRIVATE(object);
switch (prop_id) {
case PROP_FAMILY:
priv->family = g_value_get_int(value);
break;
case PROP_PREFIX:
priv->prefix = g_value_get_boolean(value);
break;
case PROP_OPTIONAL:
priv->optional = g_value_get_boolean(value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec);
break;
}
}
static void
nmt_ip_entry_get_property(GObject *object, guint prop_id, GValue *value, GParamSpec *pspec)
{
NmtIPEntryPrivate *priv = NMT_IP_ENTRY_GET_PRIVATE(object);
switch (prop_id) {
case PROP_FAMILY:
g_value_set_int(value, priv->family);
break;
case PROP_PREFIX:
g_value_set_boolean(value, priv->prefix);
break;
case PROP_OPTIONAL:
g_value_set_boolean(value, priv->optional);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec);
break;
}
}
static void
nmt_ip_entry_class_init(NmtIPEntryClass *entry_class)
{
GObjectClass *object_class = G_OBJECT_CLASS(entry_class);
g_type_class_add_private(entry_class, sizeof(NmtIPEntryPrivate));
/* virtual methods */
object_class->set_property = nmt_ip_entry_set_property;
object_class->get_property = nmt_ip_entry_get_property;
/**
* NmtIPEntry:family:
*
* The address family. Eg, %AF_INET
*/
g_object_class_install_property(
object_class,
PROP_FAMILY,
g_param_spec_int("family",
"",
"",
0,
G_MAXINT,
0,
G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_STRINGS));
/**
* NmtIPEntry:prefix:
*
* If %TRUE, the entry accepts address/prefix combinations. If
* %FALSE it accepts just addresses.
*/
g_object_class_install_property(
object_class,
PROP_PREFIX,
g_param_spec_boolean("prefix",
"",
"",
FALSE,
G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_STRINGS));
/**
* NmtIPEntry:optional:
*
* If %TRUE, the entry will be #NmtNewtWidget:valid when it is
* empty. If %FALSE, it will only be valid when it contains a
* valid address or address/prefix.
*/
g_object_class_install_property(
object_class,
PROP_OPTIONAL,
g_param_spec_boolean("optional",
"",
"",
FALSE,
G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_STRINGS));
}