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glib/gio/ginetaddress.c
Philip Withnall ebe47823db ginetaddress: Add a precondition to g_inet_address_new_from_string() 
Ensure that the input string is non-NULL, as inet_pton() does not like
NULL strings.

https://bugzilla.gnome.org/show_bug.cgi?id=733345
2014-07-18 08:50:18 +01:00

896 lines
26 KiB
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/* GIO - GLib Input, Output and Streaming Library
*
* Copyright (C) 2008 Christian Kellner, Samuel Cormier-Iijima
*
* 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, see <http://www.gnu.org/licenses/>.
*
* Authors: Christian Kellner <gicmo@gnome.org>
* Samuel Cormier-Iijima <sciyoshi@gmail.com>
*/
#include <config.h>
#include <string.h>
#include <glib.h>
#include "ginetaddress.h"
#include "gioenums.h"
#include "gioenumtypes.h"
#include "glibintl.h"
#include "gnetworkingprivate.h"
struct _GInetAddressPrivate
{
GSocketFamily family;
union {
struct in_addr ipv4;
struct in6_addr ipv6;
} addr;
};
/**
* SECTION:ginetaddress
* @short_description: An IPv4/IPv6 address
* @include: gio/gio.h
*
* #GInetAddress represents an IPv4 or IPv6 internet address. Use
* g_resolver_lookup_by_name() or g_resolver_lookup_by_name_async() to
* look up the #GInetAddress for a hostname. Use
* g_resolver_lookup_by_address() or
* g_resolver_lookup_by_address_async() to look up the hostname for a
* #GInetAddress.
*
* To actually connect to a remote host, you will need a
* #GInetSocketAddress (which includes a #GInetAddress as well as a
* port number).
*/
/**
* GInetAddress:
*
* An IPv4 or IPv6 internet address.
*/
G_DEFINE_TYPE_WITH_CODE (GInetAddress, g_inet_address, G_TYPE_OBJECT,
G_ADD_PRIVATE (GInetAddress)
g_networking_init ();)
enum
{
PROP_0,
PROP_FAMILY,
PROP_BYTES,
PROP_IS_ANY,
PROP_IS_LOOPBACK,
PROP_IS_LINK_LOCAL,
PROP_IS_SITE_LOCAL,
PROP_IS_MULTICAST,
PROP_IS_MC_GLOBAL,
PROP_IS_MC_LINK_LOCAL,
PROP_IS_MC_NODE_LOCAL,
PROP_IS_MC_ORG_LOCAL,
PROP_IS_MC_SITE_LOCAL,
};
static void
g_inet_address_set_property (GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec)
{
GInetAddress *address = G_INET_ADDRESS (object);
switch (prop_id)
{
case PROP_FAMILY:
address->priv->family = g_value_get_enum (value);
break;
case PROP_BYTES:
memcpy (&address->priv->addr, g_value_get_pointer (value),
address->priv->family == AF_INET ?
sizeof (address->priv->addr.ipv4) :
sizeof (address->priv->addr.ipv6));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
g_inet_address_get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec)
{
GInetAddress *address = G_INET_ADDRESS (object);
switch (prop_id)
{
case PROP_FAMILY:
g_value_set_enum (value, address->priv->family);
break;
case PROP_BYTES:
g_value_set_pointer (value, &address->priv->addr);
break;
case PROP_IS_ANY:
g_value_set_boolean (value, g_inet_address_get_is_any (address));
break;
case PROP_IS_LOOPBACK:
g_value_set_boolean (value, g_inet_address_get_is_loopback (address));
break;
case PROP_IS_LINK_LOCAL:
g_value_set_boolean (value, g_inet_address_get_is_link_local (address));
break;
case PROP_IS_SITE_LOCAL:
g_value_set_boolean (value, g_inet_address_get_is_site_local (address));
break;
case PROP_IS_MULTICAST:
g_value_set_boolean (value, g_inet_address_get_is_multicast (address));
break;
case PROP_IS_MC_GLOBAL:
g_value_set_boolean (value, g_inet_address_get_is_mc_global (address));
break;
case PROP_IS_MC_LINK_LOCAL:
g_value_set_boolean (value, g_inet_address_get_is_mc_link_local (address));
break;
case PROP_IS_MC_NODE_LOCAL:
g_value_set_boolean (value, g_inet_address_get_is_mc_node_local (address));
break;
case PROP_IS_MC_ORG_LOCAL:
g_value_set_boolean (value, g_inet_address_get_is_mc_org_local (address));
break;
case PROP_IS_MC_SITE_LOCAL:
g_value_set_boolean (value, g_inet_address_get_is_mc_site_local (address));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
}
}
static void
g_inet_address_class_init (GInetAddressClass *klass)
{
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
gobject_class->set_property = g_inet_address_set_property;
gobject_class->get_property = g_inet_address_get_property;
g_object_class_install_property (gobject_class, PROP_FAMILY,
g_param_spec_enum ("family",
P_("Address family"),
P_("The address family (IPv4 or IPv6)"),
G_TYPE_SOCKET_FAMILY,
G_SOCKET_FAMILY_INVALID,
G_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY |
G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_BYTES,
g_param_spec_pointer ("bytes",
P_("Bytes"),
P_("The raw address data"),
G_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY |
G_PARAM_STATIC_STRINGS));
/**
* GInetAddress:is-any:
*
* Whether this is the "any" address for its family.
* See g_inet_address_get_is_any().
*
* Since: 2.22
*/
g_object_class_install_property (gobject_class, PROP_IS_ANY,
g_param_spec_boolean ("is-any",
P_("Is any"),
P_("Whether this is the \"any\" address for its family"),
FALSE,
G_PARAM_READABLE |
G_PARAM_STATIC_STRINGS));
/**
* GInetAddress:is-link-local:
*
* Whether this is a link-local address.
* See g_inet_address_get_is_link_local().
*
* Since: 2.22
*/
g_object_class_install_property (gobject_class, PROP_IS_LINK_LOCAL,
g_param_spec_boolean ("is-link-local",
P_("Is link-local"),
P_("Whether this is a link-local address"),
FALSE,
G_PARAM_READABLE |
G_PARAM_STATIC_STRINGS));
/**
* GInetAddress:is-loopback:
*
* Whether this is the loopback address for its family.
* See g_inet_address_get_is_loopback().
*
* Since: 2.22
*/
g_object_class_install_property (gobject_class, PROP_IS_LOOPBACK,
g_param_spec_boolean ("is-loopback",
P_("Is loopback"),
P_("Whether this is the loopback address for its family"),
FALSE,
G_PARAM_READABLE |
G_PARAM_STATIC_STRINGS));
/**
* GInetAddress:is-site-local:
*
* Whether this is a site-local address.
* See g_inet_address_get_is_loopback().
*
* Since: 2.22
*/
g_object_class_install_property (gobject_class, PROP_IS_SITE_LOCAL,
g_param_spec_boolean ("is-site-local",
P_("Is site-local"),
P_("Whether this is a site-local address"),
FALSE,
G_PARAM_READABLE |
G_PARAM_STATIC_STRINGS));
/**
* GInetAddress:is-multicast:
*
* Whether this is a multicast address.
* See g_inet_address_get_is_multicast().
*
* Since: 2.22
*/
g_object_class_install_property (gobject_class, PROP_IS_MULTICAST,
g_param_spec_boolean ("is-multicast",
P_("Is multicast"),
P_("Whether this is a multicast address"),
FALSE,
G_PARAM_READABLE |
G_PARAM_STATIC_STRINGS));
/**
* GInetAddress:is-mc-global:
*
* Whether this is a global multicast address.
* See g_inet_address_get_is_mc_global().
*
* Since: 2.22
*/
g_object_class_install_property (gobject_class, PROP_IS_MC_GLOBAL,
g_param_spec_boolean ("is-mc-global",
P_("Is multicast global"),
P_("Whether this is a global multicast address"),
FALSE,
G_PARAM_READABLE |
G_PARAM_STATIC_STRINGS));
/**
* GInetAddress:is-mc-link-local:
*
* Whether this is a link-local multicast address.
* See g_inet_address_get_is_mc_link_local().
*
* Since: 2.22
*/
g_object_class_install_property (gobject_class, PROP_IS_MC_LINK_LOCAL,
g_param_spec_boolean ("is-mc-link-local",
P_("Is multicast link-local"),
P_("Whether this is a link-local multicast address"),
FALSE,
G_PARAM_READABLE |
G_PARAM_STATIC_STRINGS));
/**
* GInetAddress:is-mc-node-local:
*
* Whether this is a node-local multicast address.
* See g_inet_address_get_is_mc_node_local().
*
* Since: 2.22
*/
g_object_class_install_property (gobject_class, PROP_IS_MC_NODE_LOCAL,
g_param_spec_boolean ("is-mc-node-local",
P_("Is multicast node-local"),
P_("Whether this is a node-local multicast address"),
FALSE,
G_PARAM_READABLE |
G_PARAM_STATIC_STRINGS));
/**
* GInetAddress:is-mc-org-local:
*
* Whether this is an organization-local multicast address.
* See g_inet_address_get_is_mc_org_local().
*
* Since: 2.22
*/
g_object_class_install_property (gobject_class, PROP_IS_MC_ORG_LOCAL,
g_param_spec_boolean ("is-mc-org-local",
P_("Is multicast org-local"),
P_("Whether this is an organization-local multicast address"),
FALSE,
G_PARAM_READABLE |
G_PARAM_STATIC_STRINGS));
/**
* GInetAddress:is-mc-site-local:
*
* Whether this is a site-local multicast address.
* See g_inet_address_get_is_mc_site_local().
*
* Since: 2.22
*/
g_object_class_install_property (gobject_class, PROP_IS_MC_SITE_LOCAL,
g_param_spec_boolean ("is-mc-site-local",
P_("Is multicast site-local"),
P_("Whether this is a site-local multicast address"),
FALSE,
G_PARAM_READABLE |
G_PARAM_STATIC_STRINGS));
}
static void
g_inet_address_init (GInetAddress *address)
{
address->priv = g_inet_address_get_instance_private (address);
}
/**
* g_inet_address_new_from_string:
* @string: a string representation of an IP address
*
* Parses @string as an IP address and creates a new #GInetAddress.
*
* Returns: a new #GInetAddress corresponding to @string, or %NULL if
* @string could not be parsed.
*
* Since: 2.22
*/
GInetAddress *
g_inet_address_new_from_string (const gchar *string)
{
#ifdef G_OS_WIN32
struct sockaddr_storage sa;
struct sockaddr_in *sin = (struct sockaddr_in *)&sa;
struct sockaddr_in6 *sin6 = (struct sockaddr_in6 *)&sa;
gint len;
#else /* !G_OS_WIN32 */
struct in_addr in_addr;
struct in6_addr in6_addr;
#endif
g_return_val_if_fail (string != NULL, NULL);
/* If this GInetAddress is the first networking-related object to be
* created, then we won't have called g_networking_init() yet at
* this point.
*/
g_networking_init ();
#ifdef G_OS_WIN32
/* We need to make sure to not pass a string of the form
* "IPv4addr:port" or "[IPv6addr]:port" to WSAStringToAddress(),
* since it would accept them (returning both the address and the
* port), but we only want to accept standalone IP addresses. (In
* the IPv6 case, WINE actually only checks for the ']', not the
* '[', which is why we do the same here.)
*/
if (!strchr (string, ':'))
{
len = sizeof (sa);
if (WSAStringToAddress ((LPTSTR) string, AF_INET, NULL, (LPSOCKADDR) &sa, &len) == 0)
return g_inet_address_new_from_bytes ((guint8 *)&sin->sin_addr, AF_INET);
}
if (!strchr (string, ']'))
{
len = sizeof (sa);
if (WSAStringToAddress ((LPTSTR) string, AF_INET6, NULL, (LPSOCKADDR) &sa, &len) == 0)
return g_inet_address_new_from_bytes ((guint8 *)&sin6->sin6_addr, AF_INET6);
}
#else /* !G_OS_WIN32 */
if (inet_pton (AF_INET, string, &in_addr) > 0)
return g_inet_address_new_from_bytes ((guint8 *)&in_addr, AF_INET);
else if (inet_pton (AF_INET6, string, &in6_addr) > 0)
return g_inet_address_new_from_bytes ((guint8 *)&in6_addr, AF_INET6);
#endif
return NULL;
}
#define G_INET_ADDRESS_FAMILY_IS_VALID(family) ((family) == AF_INET || (family) == AF_INET6)
/**
* g_inet_address_new_from_bytes:
* @bytes: (array) (element-type guint8): raw address data
* @family: the address family of @bytes
*
* Creates a new #GInetAddress from the given @family and @bytes.
* @bytes should be 4 bytes for %G_SOCKET_FAMILY_IPV4 and 16 bytes for
* %G_SOCKET_FAMILY_IPV6.
*
* Returns: a new #GInetAddress corresponding to @family and @bytes.
*
* Since: 2.22
*/
GInetAddress *
g_inet_address_new_from_bytes (const guint8 *bytes,
GSocketFamily family)
{
g_return_val_if_fail (G_INET_ADDRESS_FAMILY_IS_VALID (family), NULL);
return g_object_new (G_TYPE_INET_ADDRESS,
"family", family,
"bytes", bytes,
NULL);
}
/**
* g_inet_address_new_loopback:
* @family: the address family
*
* Creates a #GInetAddress for the loopback address for @family.
*
* Returns: a new #GInetAddress corresponding to the loopback address
* for @family.
*
* Since: 2.22
*/
GInetAddress *
g_inet_address_new_loopback (GSocketFamily family)
{
g_return_val_if_fail (G_INET_ADDRESS_FAMILY_IS_VALID (family), NULL);
if (family == AF_INET)
{
guint8 addr[4] = {127, 0, 0, 1};
return g_inet_address_new_from_bytes (addr, family);
}
else
return g_inet_address_new_from_bytes (in6addr_loopback.s6_addr, family);
}
/**
* g_inet_address_new_any:
* @family: the address family
*
* Creates a #GInetAddress for the "any" address (unassigned/"don't
* care") for @family.
*
* Returns: a new #GInetAddress corresponding to the "any" address
* for @family.
*
* Since: 2.22
*/
GInetAddress *
g_inet_address_new_any (GSocketFamily family)
{
g_return_val_if_fail (G_INET_ADDRESS_FAMILY_IS_VALID (family), NULL);
if (family == AF_INET)
{
guint8 addr[4] = {0, 0, 0, 0};
return g_inet_address_new_from_bytes (addr, family);
}
else
return g_inet_address_new_from_bytes (in6addr_any.s6_addr, family);
}
/**
* g_inet_address_to_string:
* @address: a #GInetAddress
*
* Converts @address to string form.
*
* Returns: a representation of @address as a string, which should be
* freed after use.
*
* Since: 2.22
*/
gchar *
g_inet_address_to_string (GInetAddress *address)
{
gchar buffer[INET6_ADDRSTRLEN];
#ifdef G_OS_WIN32
DWORD buflen = sizeof (buffer), addrlen;
struct sockaddr_storage sa;
struct sockaddr_in *sin = (struct sockaddr_in *)&sa;
struct sockaddr_in6 *sin6 = (struct sockaddr_in6 *)&sa;
#endif
g_return_val_if_fail (G_IS_INET_ADDRESS (address), NULL);
#ifdef G_OS_WIN32
memset (&sa, 0, sizeof (sa));
sa.ss_family = address->priv->family;
if (address->priv->family == AF_INET)
{
addrlen = sizeof (*sin);
memcpy (&sin->sin_addr, &address->priv->addr.ipv4,
sizeof (sin->sin_addr));
}
else
{
addrlen = sizeof (*sin6);
memcpy (&sin6->sin6_addr, &address->priv->addr.ipv6,
sizeof (sin6->sin6_addr));
}
if (WSAAddressToString ((LPSOCKADDR) &sa, addrlen, NULL, buffer, &buflen) != 0)
return NULL;
#else /* !G_OS_WIN32 */
if (address->priv->family == AF_INET)
inet_ntop (AF_INET, &address->priv->addr.ipv4, buffer, sizeof (buffer));
else
inet_ntop (AF_INET6, &address->priv->addr.ipv6, buffer, sizeof (buffer));
#endif
return g_strdup (buffer);
}
/**
* g_inet_address_to_bytes: (skip)
* @address: a #GInetAddress
*
* Gets the raw binary address data from @address.
*
* Returns: a pointer to an internal array of the bytes in @address,
* which should not be modified, stored, or freed. The size of this
* array can be gotten with g_inet_address_get_native_size().
*
* Since: 2.22
*/
const guint8 *
g_inet_address_to_bytes (GInetAddress *address)
{
g_return_val_if_fail (G_IS_INET_ADDRESS (address), NULL);
return (guint8 *)&address->priv->addr;
}
/**
* g_inet_address_get_native_size:
* @address: a #GInetAddress
*
* Gets the size of the native raw binary address for @address. This
* is the size of the data that you get from g_inet_address_to_bytes().
*
* Returns: the number of bytes used for the native version of @address.
*
* Since: 2.22
*/
gsize
g_inet_address_get_native_size (GInetAddress *address)
{
if (address->priv->family == AF_INET)
return sizeof (address->priv->addr.ipv4);
return sizeof (address->priv->addr.ipv6);
}
/**
* g_inet_address_get_family:
* @address: a #GInetAddress
*
* Gets @address's family
*
* Returns: @address's family
*
* Since: 2.22
*/
GSocketFamily
g_inet_address_get_family (GInetAddress *address)
{
g_return_val_if_fail (G_IS_INET_ADDRESS (address), FALSE);
return address->priv->family;
}
/**
* g_inet_address_get_is_any:
* @address: a #GInetAddress
*
* Tests whether @address is the "any" address for its family.
*
* Returns: %TRUE if @address is the "any" address for its family.
*
* Since: 2.22
*/
gboolean
g_inet_address_get_is_any (GInetAddress *address)
{
g_return_val_if_fail (G_IS_INET_ADDRESS (address), FALSE);
if (address->priv->family == AF_INET)
{
guint32 addr4 = g_ntohl (address->priv->addr.ipv4.s_addr);
return addr4 == INADDR_ANY;
}
else
return IN6_IS_ADDR_UNSPECIFIED (&address->priv->addr.ipv6);
}
/**
* g_inet_address_get_is_loopback:
* @address: a #GInetAddress
*
* Tests whether @address is the loopback address for its family.
*
* Returns: %TRUE if @address is the loopback address for its family.
*
* Since: 2.22
*/
gboolean
g_inet_address_get_is_loopback (GInetAddress *address)
{
g_return_val_if_fail (G_IS_INET_ADDRESS (address), FALSE);
if (address->priv->family == AF_INET)
{
guint32 addr4 = g_ntohl (address->priv->addr.ipv4.s_addr);
/* 127.0.0.0/8 */
return ((addr4 & 0xff000000) == 0x7f000000);
}
else
return IN6_IS_ADDR_LOOPBACK (&address->priv->addr.ipv6);
}
/**
* g_inet_address_get_is_link_local:
* @address: a #GInetAddress
*
* Tests whether @address is a link-local address (that is, if it
* identifies a host on a local network that is not connected to the
* Internet).
*
* Returns: %TRUE if @address is a link-local address.
*
* Since: 2.22
*/
gboolean
g_inet_address_get_is_link_local (GInetAddress *address)
{
g_return_val_if_fail (G_IS_INET_ADDRESS (address), FALSE);
if (address->priv->family == AF_INET)
{
guint32 addr4 = g_ntohl (address->priv->addr.ipv4.s_addr);
/* 169.254.0.0/16 */
return ((addr4 & 0xffff0000) == 0xa9fe0000);
}
else
return IN6_IS_ADDR_LINKLOCAL (&address->priv->addr.ipv6);
}
/**
* g_inet_address_get_is_site_local:
* @address: a #GInetAddress
*
* Tests whether @address is a site-local address such as 10.0.0.1
* (that is, the address identifies a host on a local network that can
* not be reached directly from the Internet, but which may have
* outgoing Internet connectivity via a NAT or firewall).
*
* Returns: %TRUE if @address is a site-local address.
*
* Since: 2.22
*/
gboolean
g_inet_address_get_is_site_local (GInetAddress *address)
{
g_return_val_if_fail (G_IS_INET_ADDRESS (address), FALSE);
if (address->priv->family == AF_INET)
{
guint32 addr4 = g_ntohl (address->priv->addr.ipv4.s_addr);
/* 10.0.0.0/8, 172.16.0.0/12, 192.168.0.0/16 */
return ((addr4 & 0xff000000) == 0x0a000000 ||
(addr4 & 0xfff00000) == 0xac100000 ||
(addr4 & 0xffff0000) == 0xc0a80000);
}
else
return IN6_IS_ADDR_SITELOCAL (&address->priv->addr.ipv6);
}
/**
* g_inet_address_get_is_multicast:
* @address: a #GInetAddress
*
* Tests whether @address is a multicast address.
*
* Returns: %TRUE if @address is a multicast address.
*
* Since: 2.22
*/
gboolean
g_inet_address_get_is_multicast (GInetAddress *address)
{
g_return_val_if_fail (G_IS_INET_ADDRESS (address), FALSE);
if (address->priv->family == AF_INET)
{
guint32 addr4 = g_ntohl (address->priv->addr.ipv4.s_addr);
return IN_MULTICAST (addr4);
}
else
return IN6_IS_ADDR_MULTICAST (&address->priv->addr.ipv6);
}
/**
* g_inet_address_get_is_mc_global:
* @address: a #GInetAddress
*
* Tests whether @address is a global multicast address.
*
* Returns: %TRUE if @address is a global multicast address.
*
* Since: 2.22
*/
gboolean
g_inet_address_get_is_mc_global (GInetAddress *address)
{
g_return_val_if_fail (G_IS_INET_ADDRESS (address), FALSE);
if (address->priv->family == AF_INET)
return FALSE;
else
return IN6_IS_ADDR_MC_GLOBAL (&address->priv->addr.ipv6);
}
/**
* g_inet_address_get_is_mc_link_local:
* @address: a #GInetAddress
*
* Tests whether @address is a link-local multicast address.
*
* Returns: %TRUE if @address is a link-local multicast address.
*
* Since: 2.22
*/
gboolean
g_inet_address_get_is_mc_link_local (GInetAddress *address)
{
g_return_val_if_fail (G_IS_INET_ADDRESS (address), FALSE);
if (address->priv->family == AF_INET)
return FALSE;
else
return IN6_IS_ADDR_MC_LINKLOCAL (&address->priv->addr.ipv6);
}
/**
* g_inet_address_get_is_mc_node_local:
* @address: a #GInetAddress
*
* Tests whether @address is a node-local multicast address.
*
* Returns: %TRUE if @address is a node-local multicast address.
*
* Since: 2.22
*/
gboolean
g_inet_address_get_is_mc_node_local (GInetAddress *address)
{
g_return_val_if_fail (G_IS_INET_ADDRESS (address), FALSE);
if (address->priv->family == AF_INET)
return FALSE;
else
return IN6_IS_ADDR_MC_NODELOCAL (&address->priv->addr.ipv6);
}
/**
* g_inet_address_get_is_mc_org_local:
* @address: a #GInetAddress
*
* Tests whether @address is an organization-local multicast address.
*
* Returns: %TRUE if @address is an organization-local multicast address.
*
* Since: 2.22
*/
gboolean
g_inet_address_get_is_mc_org_local (GInetAddress *address)
{
g_return_val_if_fail (G_IS_INET_ADDRESS (address), FALSE);
if (address->priv->family == AF_INET)
return FALSE;
else
return IN6_IS_ADDR_MC_ORGLOCAL (&address->priv->addr.ipv6);
}
/**
* g_inet_address_get_is_mc_site_local:
* @address: a #GInetAddress
*
* Tests whether @address is a site-local multicast address.
*
* Returns: %TRUE if @address is a site-local multicast address.
*
* Since: 2.22
*/
gboolean
g_inet_address_get_is_mc_site_local (GInetAddress *address)
{
g_return_val_if_fail (G_IS_INET_ADDRESS (address), FALSE);
if (address->priv->family == AF_INET)
return FALSE;
else
return IN6_IS_ADDR_MC_SITELOCAL (&address->priv->addr.ipv6);
}
/**
* g_inet_address_equal:
* @address: A #GInetAddress.
* @other_address: Another #GInetAddress.
*
* Checks if two #GInetAddress instances are equal, e.g. the same address.
*
* Returns: %TRUE if @address and @other_address are equal, %FALSE otherwise.
*
* Since: 2.30
*/
gboolean
g_inet_address_equal (GInetAddress *address,
GInetAddress *other_address)
{
g_return_val_if_fail (G_IS_INET_ADDRESS (address), FALSE);
g_return_val_if_fail (G_IS_INET_ADDRESS (other_address), FALSE);
if (g_inet_address_get_family (address) != g_inet_address_get_family (other_address))
return FALSE;
if (memcmp (g_inet_address_to_bytes (address),
g_inet_address_to_bytes (other_address),
g_inet_address_get_native_size (address)) != 0)
return FALSE;
return TRUE;
}
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