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/*
* Copyright (C) 2010-2011 Robert Ancell.
* Author: Robert Ancell <robert.ancell@canonical.com>
*
* This program is free software: you can redistribute it and/or modify it under
* the terms of the GNU General Public License as published by the Free Software
* Foundation, either version 3 of the License, or (at your option) any later
* version. See http://www.gnu.org/copyleft/gpl.html the full text of the
* license.
*/
#ifndef XDMCP_PROTOCOL_H_
#define XDMCP_PROTOCOL_H_
#include <glib.h>
#define XDMCP_VERSION 1
typedef enum
{
XDMCP_BroadcastQuery = 1,
XDMCP_Query = 2,
XDMCP_IndirectQuery = 3,
XDMCP_ForwardQuery = 4,
XDMCP_Willing = 5,
XDMCP_Unwilling = 6,
XDMCP_Request = 7,
XDMCP_Accept = 8,
XDMCP_Decline = 9,
XDMCP_Manage = 10,
XDMCP_Refuse = 11,
XDMCP_Failed = 12,
XDMCP_KeepAlive = 13,
XDMCP_Alive = 14
} XDMCPOpcode;
typedef struct
{
guint16 length;
guchar *data;
} XDMCPData;
typedef struct
{
guint16 type;
XDMCPData address;
} XDMCPConnection;
typedef struct
{
XDMCPOpcode opcode;
union
{
struct
{
gchar **authentication_names;
} Query;
struct
{
XDMCPData client_address;
XDMCPData client_port;
gchar **authentication_names;
} ForwardQuery;
struct
{
gchar *authentication_name;
gchar *hostname;
gchar *status;
} Willing;
struct
{
gchar *hostname;
gchar *status;
} Unwilling;
struct
{
guint16 display_number;
guint8 n_connections;
XDMCPConnection *connections;
gchar *authentication_name;
XDMCPData authentication_data;
gchar **authorization_names;
gchar *manufacturer_display_id;
} Request;
struct
{
guint32 session_id;
gchar *authentication_name;
XDMCPData authentication_data;
gchar *authorization_name;
XDMCPData authorization_data;
} Accept;
struct
{
gchar *status;
gchar *authentication_name;
XDMCPData authentication_data;
} Decline;
struct
{
guint32 session_id;
guint16 display_number;
gchar *display_class;
} Manage;
struct
{
guint32 session_id;
} Refuse;
struct
{
guint32 session_id;
gchar *status;
} Failed;
struct
{
guint16 display_number;
guint32 session_id;
} KeepAlive;
struct
{
gboolean session_running;
guint32 session_id;
} Alive;
};
} XDMCPPacket;
XDMCPPacket *xdmcp_packet_alloc (XDMCPOpcode opcode);
XDMCPPacket *xdmcp_packet_decode (const guchar *data, gsize length);
gssize xdmcp_packet_encode (XDMCPPacket *packet, guchar *data, gsize length);
gchar *xdmcp_packet_tostring (XDMCPPacket *packet);
void xdmcp_packet_free (XDMCPPacket *packet);
#endif /* XDMCP_PROTOCOL_H_ */
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