Import Upstream version 2.72.4
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evinadmin
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543
gio/ginetsocketaddress.c
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543
gio/ginetsocketaddress.c
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/* GIO - GLib Input, Output and Streaming Library
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*
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* Copyright (C) 2008 Christian Kellner, Samuel Cormier-Iijima
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General
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* Public License along with this library; if not, see <http://www.gnu.org/licenses/>.
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*
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* Authors: Christian Kellner <gicmo@gnome.org>
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* Samuel Cormier-Iijima <sciyoshi@gmail.com>
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*/
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#include <config.h>
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#include <glib.h>
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#include <string.h>
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#include "ginetsocketaddress.h"
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#include "ginetaddress.h"
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#include "gnetworkingprivate.h"
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#include "gsocketconnectable.h"
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#include "gioerror.h"
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#include "glibintl.h"
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/**
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* SECTION:ginetsocketaddress
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* @short_description: Internet GSocketAddress
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* @include: gio/gio.h
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*
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* An IPv4 or IPv6 socket address; that is, the combination of a
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* #GInetAddress and a port number.
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*/
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/**
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* GInetSocketAddress:
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*
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* An IPv4 or IPv6 socket address, corresponding to a struct
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* sockaddr_in or struct sockaddr_in6.
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*/
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struct _GInetSocketAddressPrivate
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{
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GInetAddress *address;
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guint16 port;
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guint32 flowinfo;
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guint32 scope_id;
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};
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static void g_inet_socket_address_connectable_iface_init (GSocketConnectableIface *iface);
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static gchar *g_inet_socket_address_connectable_to_string (GSocketConnectable *connectable);
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G_DEFINE_TYPE_WITH_CODE (GInetSocketAddress, g_inet_socket_address, G_TYPE_SOCKET_ADDRESS,
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G_ADD_PRIVATE (GInetSocketAddress)
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G_IMPLEMENT_INTERFACE (G_TYPE_SOCKET_CONNECTABLE,
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g_inet_socket_address_connectable_iface_init))
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enum {
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PROP_0,
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PROP_ADDRESS,
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PROP_PORT,
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PROP_FLOWINFO,
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PROP_SCOPE_ID
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};
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static void
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g_inet_socket_address_dispose (GObject *object)
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{
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GInetSocketAddress *address = G_INET_SOCKET_ADDRESS (object);
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g_clear_object (&(address->priv->address));
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G_OBJECT_CLASS (g_inet_socket_address_parent_class)->dispose (object);
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}
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static void
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g_inet_socket_address_get_property (GObject *object,
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guint prop_id,
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GValue *value,
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GParamSpec *pspec)
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{
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GInetSocketAddress *address = G_INET_SOCKET_ADDRESS (object);
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switch (prop_id)
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{
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case PROP_ADDRESS:
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g_value_set_object (value, address->priv->address);
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break;
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case PROP_PORT:
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g_value_set_uint (value, address->priv->port);
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break;
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case PROP_FLOWINFO:
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g_return_if_fail (g_inet_address_get_family (address->priv->address) == G_SOCKET_FAMILY_IPV6);
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g_value_set_uint (value, address->priv->flowinfo);
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break;
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case PROP_SCOPE_ID:
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g_return_if_fail (g_inet_address_get_family (address->priv->address) == G_SOCKET_FAMILY_IPV6);
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g_value_set_uint (value, address->priv->scope_id);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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}
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}
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static void
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g_inet_socket_address_set_property (GObject *object,
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guint prop_id,
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const GValue *value,
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GParamSpec *pspec)
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{
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GInetSocketAddress *address = G_INET_SOCKET_ADDRESS (object);
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switch (prop_id)
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{
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case PROP_ADDRESS:
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address->priv->address = g_object_ref (g_value_get_object (value));
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break;
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case PROP_PORT:
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address->priv->port = (guint16) g_value_get_uint (value);
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break;
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case PROP_FLOWINFO:
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/* We can't test that address->priv->address is IPv6 here,
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* since this property might get set before PROP_ADDRESS.
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*/
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address->priv->flowinfo = g_value_get_uint (value);
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break;
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case PROP_SCOPE_ID:
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address->priv->scope_id = g_value_get_uint (value);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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}
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}
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static GSocketFamily
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g_inet_socket_address_get_family (GSocketAddress *address)
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{
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GInetSocketAddress *addr;
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g_return_val_if_fail (G_IS_INET_SOCKET_ADDRESS (address), 0);
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addr = G_INET_SOCKET_ADDRESS (address);
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return g_inet_address_get_family (addr->priv->address);
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}
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static gssize
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g_inet_socket_address_get_native_size (GSocketAddress *address)
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{
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GInetSocketAddress *addr;
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GSocketFamily family;
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g_return_val_if_fail (G_IS_INET_SOCKET_ADDRESS (address), 0);
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addr = G_INET_SOCKET_ADDRESS (address);
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family = g_inet_address_get_family (addr->priv->address);
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if (family == AF_INET)
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return sizeof (struct sockaddr_in);
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else if (family == AF_INET6)
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return sizeof (struct sockaddr_in6);
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else
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return -1;
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}
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static gboolean
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g_inet_socket_address_to_native (GSocketAddress *address,
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gpointer dest,
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gsize destlen,
|
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GError **error)
|
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{
|
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GInetSocketAddress *addr;
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GSocketFamily family;
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g_return_val_if_fail (G_IS_INET_SOCKET_ADDRESS (address), FALSE);
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addr = G_INET_SOCKET_ADDRESS (address);
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family = g_inet_address_get_family (addr->priv->address);
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if (family == AF_INET)
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{
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struct sockaddr_in *sock = (struct sockaddr_in *) dest;
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if (destlen < sizeof (*sock))
|
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{
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g_set_error_literal (error, G_IO_ERROR, G_IO_ERROR_NO_SPACE,
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_("Not enough space for socket address"));
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return FALSE;
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}
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sock->sin_family = AF_INET;
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sock->sin_port = g_htons (addr->priv->port);
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memcpy (&(sock->sin_addr.s_addr), g_inet_address_to_bytes (addr->priv->address), sizeof (sock->sin_addr));
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memset (sock->sin_zero, 0, sizeof (sock->sin_zero));
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return TRUE;
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}
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else if (family == AF_INET6)
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{
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struct sockaddr_in6 *sock = (struct sockaddr_in6 *) dest;
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if (destlen < sizeof (*sock))
|
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{
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g_set_error_literal (error, G_IO_ERROR, G_IO_ERROR_NO_SPACE,
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_("Not enough space for socket address"));
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return FALSE;
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}
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memset (sock, 0, sizeof (*sock));
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sock->sin6_family = AF_INET6;
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sock->sin6_port = g_htons (addr->priv->port);
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sock->sin6_flowinfo = addr->priv->flowinfo;
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sock->sin6_scope_id = addr->priv->scope_id;
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memcpy (&(sock->sin6_addr.s6_addr), g_inet_address_to_bytes (addr->priv->address), sizeof (sock->sin6_addr));
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return TRUE;
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}
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else
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{
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g_set_error_literal (error, G_IO_ERROR, G_IO_ERROR_NOT_SUPPORTED,
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_("Unsupported socket address"));
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return FALSE;
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}
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}
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static void
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g_inet_socket_address_class_init (GInetSocketAddressClass *klass)
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{
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GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
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GSocketAddressClass *gsocketaddress_class = G_SOCKET_ADDRESS_CLASS (klass);
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gobject_class->dispose = g_inet_socket_address_dispose;
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gobject_class->set_property = g_inet_socket_address_set_property;
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gobject_class->get_property = g_inet_socket_address_get_property;
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gsocketaddress_class->get_family = g_inet_socket_address_get_family;
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gsocketaddress_class->to_native = g_inet_socket_address_to_native;
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gsocketaddress_class->get_native_size = g_inet_socket_address_get_native_size;
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g_object_class_install_property (gobject_class, PROP_ADDRESS,
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g_param_spec_object ("address",
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P_("Address"),
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P_("The address"),
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G_TYPE_INET_ADDRESS,
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G_PARAM_CONSTRUCT_ONLY |
|
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G_PARAM_READWRITE |
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G_PARAM_STATIC_STRINGS));
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g_object_class_install_property (gobject_class, PROP_PORT,
|
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g_param_spec_uint ("port",
|
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P_("Port"),
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P_("The port"),
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0,
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65535,
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0,
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G_PARAM_CONSTRUCT_ONLY |
|
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G_PARAM_READWRITE |
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G_PARAM_STATIC_STRINGS));
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/**
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* GInetSocketAddress:flowinfo:
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*
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* The `sin6_flowinfo` field, for IPv6 addresses.
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*
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* Since: 2.32
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*/
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g_object_class_install_property (gobject_class, PROP_FLOWINFO,
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g_param_spec_uint ("flowinfo",
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P_("Flow info"),
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P_("IPv6 flow info"),
|
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0,
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||||
G_MAXUINT32,
|
||||
0,
|
||||
G_PARAM_CONSTRUCT_ONLY |
|
||||
G_PARAM_READWRITE |
|
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G_PARAM_STATIC_STRINGS));
|
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/**
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* GInetSocketAddress:scope_id:
|
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*
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* The `sin6_scope_id` field, for IPv6 addresses.
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*
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* Since: 2.32
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*/
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g_object_class_install_property (gobject_class, PROP_SCOPE_ID,
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g_param_spec_uint ("scope-id",
|
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P_("Scope ID"),
|
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P_("IPv6 scope ID"),
|
||||
0,
|
||||
G_MAXUINT32,
|
||||
0,
|
||||
G_PARAM_CONSTRUCT_ONLY |
|
||||
G_PARAM_READWRITE |
|
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G_PARAM_STATIC_STRINGS));
|
||||
}
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static void
|
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g_inet_socket_address_connectable_iface_init (GSocketConnectableIface *iface)
|
||||
{
|
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GSocketConnectableIface *parent_iface = g_type_interface_peek_parent (iface);
|
||||
|
||||
iface->enumerate = parent_iface->enumerate;
|
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iface->proxy_enumerate = parent_iface->proxy_enumerate;
|
||||
iface->to_string = g_inet_socket_address_connectable_to_string;
|
||||
}
|
||||
|
||||
static gchar *
|
||||
g_inet_socket_address_connectable_to_string (GSocketConnectable *connectable)
|
||||
{
|
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GInetSocketAddress *sa;
|
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GInetAddress *a;
|
||||
gchar *a_string;
|
||||
GString *out;
|
||||
guint16 port;
|
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|
||||
sa = G_INET_SOCKET_ADDRESS (connectable);
|
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a = g_inet_socket_address_get_address (sa);
|
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out = g_string_new ("");
|
||||
|
||||
/* Address. */
|
||||
a_string = g_inet_address_to_string (a);
|
||||
g_string_append (out, a_string);
|
||||
g_free (a_string);
|
||||
|
||||
/* Scope ID (IPv6 only). */
|
||||
if (g_inet_address_get_family (a) == G_SOCKET_FAMILY_IPV6 &&
|
||||
g_inet_socket_address_get_scope_id (sa) != 0)
|
||||
{
|
||||
g_string_append_printf (out, "%%%u",
|
||||
g_inet_socket_address_get_scope_id (sa));
|
||||
}
|
||||
|
||||
/* Port. */
|
||||
port = g_inet_socket_address_get_port (sa);
|
||||
if (port != 0)
|
||||
{
|
||||
/* Disambiguate ports from IPv6 addresses using square brackets. */
|
||||
if (g_inet_address_get_family (a) == G_SOCKET_FAMILY_IPV6)
|
||||
{
|
||||
g_string_prepend (out, "[");
|
||||
g_string_append (out, "]");
|
||||
}
|
||||
|
||||
g_string_append_printf (out, ":%u", port);
|
||||
}
|
||||
|
||||
return g_string_free (out, FALSE);
|
||||
}
|
||||
|
||||
static void
|
||||
g_inet_socket_address_init (GInetSocketAddress *address)
|
||||
{
|
||||
address->priv = g_inet_socket_address_get_instance_private (address);
|
||||
}
|
||||
|
||||
/**
|
||||
* g_inet_socket_address_new:
|
||||
* @address: a #GInetAddress
|
||||
* @port: a port number
|
||||
*
|
||||
* Creates a new #GInetSocketAddress for @address and @port.
|
||||
*
|
||||
* Returns: a new #GInetSocketAddress
|
||||
*
|
||||
* Since: 2.22
|
||||
*/
|
||||
GSocketAddress *
|
||||
g_inet_socket_address_new (GInetAddress *address,
|
||||
guint16 port)
|
||||
{
|
||||
return g_object_new (G_TYPE_INET_SOCKET_ADDRESS,
|
||||
"address", address,
|
||||
"port", port,
|
||||
NULL);
|
||||
}
|
||||
|
||||
/**
|
||||
* g_inet_socket_address_new_from_string:
|
||||
* @address: the string form of an IP address
|
||||
* @port: a port number
|
||||
*
|
||||
* Creates a new #GInetSocketAddress for @address and @port.
|
||||
*
|
||||
* If @address is an IPv6 address, it can also contain a scope ID
|
||||
* (separated from the address by a `%`).
|
||||
*
|
||||
* Returns: (nullable) (transfer full): a new #GInetSocketAddress,
|
||||
* or %NULL if @address cannot be parsed.
|
||||
*
|
||||
* Since: 2.40
|
||||
*/
|
||||
GSocketAddress *
|
||||
g_inet_socket_address_new_from_string (const char *address,
|
||||
guint port)
|
||||
{
|
||||
static struct addrinfo *hints, hints_struct;
|
||||
GSocketAddress *saddr;
|
||||
GInetAddress *iaddr;
|
||||
struct addrinfo *res;
|
||||
gint status;
|
||||
|
||||
if (strchr (address, ':'))
|
||||
{
|
||||
/* IPv6 address (or it's invalid). We use getaddrinfo() because
|
||||
* it will handle parsing a scope_id as well.
|
||||
*/
|
||||
|
||||
if (G_UNLIKELY (g_once_init_enter (&hints)))
|
||||
{
|
||||
hints_struct.ai_family = AF_UNSPEC;
|
||||
hints_struct.ai_socktype = SOCK_STREAM;
|
||||
hints_struct.ai_protocol = 0;
|
||||
hints_struct.ai_flags = AI_NUMERICHOST;
|
||||
g_once_init_leave (&hints, &hints_struct);
|
||||
}
|
||||
|
||||
status = getaddrinfo (address, NULL, hints, &res);
|
||||
if (status != 0)
|
||||
return NULL;
|
||||
|
||||
if (res->ai_family == AF_INET6 &&
|
||||
res->ai_addrlen == sizeof (struct sockaddr_in6))
|
||||
{
|
||||
((struct sockaddr_in6 *)res->ai_addr)->sin6_port = g_htons (port);
|
||||
saddr = g_socket_address_new_from_native (res->ai_addr, res->ai_addrlen);
|
||||
}
|
||||
else
|
||||
saddr = NULL;
|
||||
|
||||
freeaddrinfo (res);
|
||||
}
|
||||
else
|
||||
{
|
||||
/* IPv4 (or invalid). We don't want to use getaddrinfo() here,
|
||||
* because it accepts the stupid "IPv4 numbers-and-dots
|
||||
* notation" addresses that are never used for anything except
|
||||
* phishing. Since we don't have to worry about scope IDs for
|
||||
* IPv4, we can just use g_inet_address_new_from_string().
|
||||
*/
|
||||
iaddr = g_inet_address_new_from_string (address);
|
||||
if (!iaddr)
|
||||
return NULL;
|
||||
|
||||
g_warn_if_fail (g_inet_address_get_family (iaddr) == G_SOCKET_FAMILY_IPV4);
|
||||
|
||||
saddr = g_inet_socket_address_new (iaddr, port);
|
||||
g_object_unref (iaddr);
|
||||
}
|
||||
|
||||
return saddr;
|
||||
}
|
||||
|
||||
/**
|
||||
* g_inet_socket_address_get_address:
|
||||
* @address: a #GInetSocketAddress
|
||||
*
|
||||
* Gets @address's #GInetAddress.
|
||||
*
|
||||
* Returns: (transfer none): the #GInetAddress for @address, which must be
|
||||
* g_object_ref()'d if it will be stored
|
||||
*
|
||||
* Since: 2.22
|
||||
*/
|
||||
GInetAddress *
|
||||
g_inet_socket_address_get_address (GInetSocketAddress *address)
|
||||
{
|
||||
g_return_val_if_fail (G_IS_INET_SOCKET_ADDRESS (address), NULL);
|
||||
|
||||
return address->priv->address;
|
||||
}
|
||||
|
||||
/**
|
||||
* g_inet_socket_address_get_port:
|
||||
* @address: a #GInetSocketAddress
|
||||
*
|
||||
* Gets @address's port.
|
||||
*
|
||||
* Returns: the port for @address
|
||||
*
|
||||
* Since: 2.22
|
||||
*/
|
||||
guint16
|
||||
g_inet_socket_address_get_port (GInetSocketAddress *address)
|
||||
{
|
||||
g_return_val_if_fail (G_IS_INET_SOCKET_ADDRESS (address), 0);
|
||||
|
||||
return address->priv->port;
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* g_inet_socket_address_get_flowinfo:
|
||||
* @address: a %G_SOCKET_FAMILY_IPV6 #GInetSocketAddress
|
||||
*
|
||||
* Gets the `sin6_flowinfo` field from @address,
|
||||
* which must be an IPv6 address.
|
||||
*
|
||||
* Returns: the flowinfo field
|
||||
*
|
||||
* Since: 2.32
|
||||
*/
|
||||
guint32
|
||||
g_inet_socket_address_get_flowinfo (GInetSocketAddress *address)
|
||||
{
|
||||
g_return_val_if_fail (G_IS_INET_SOCKET_ADDRESS (address), 0);
|
||||
g_return_val_if_fail (g_inet_address_get_family (address->priv->address) == G_SOCKET_FAMILY_IPV6, 0);
|
||||
|
||||
return address->priv->flowinfo;
|
||||
}
|
||||
|
||||
/**
|
||||
* g_inet_socket_address_get_scope_id:
|
||||
* @address: a %G_SOCKET_FAMILY_IPV6 #GInetAddress
|
||||
*
|
||||
* Gets the `sin6_scope_id` field from @address,
|
||||
* which must be an IPv6 address.
|
||||
*
|
||||
* Returns: the scope id field
|
||||
*
|
||||
* Since: 2.32
|
||||
*/
|
||||
guint32
|
||||
g_inet_socket_address_get_scope_id (GInetSocketAddress *address)
|
||||
{
|
||||
g_return_val_if_fail (G_IS_INET_SOCKET_ADDRESS (address), 0);
|
||||
g_return_val_if_fail (g_inet_address_get_family (address->priv->address) == G_SOCKET_FAMILY_IPV6, 0);
|
||||
|
||||
return address->priv->scope_id;
|
||||
}
|
||||
Loading…
Add table
Add a link
Reference in a new issue