/*
 * Remmina - The GTK+ Remote Desktop Client
 * Copyright (C) 2009-2011 Vic Lee
 * Copyright (C) 2014-2015 Antenore Gatta, Fabio Castelli, Giovanni Panozzo
 * Copyright (C) 2016-2023 Antenore Gatta, Giovanni Panozzo
 *
 * 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 2 of the License, or
 * (at your option) any later version.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA  02110-1301, USA.
 *
 *  In addition, as a special exception, the copyright holders give
 *  permission to link the code of portions of this program with the
 *  OpenSSL library under certain conditions as described in each
 *  individual source file, and distribute linked combinations
 *  including the two.
 *  You must obey the GNU General Public License in all respects
 *  for all of the code used other than OpenSSL. *  If you modify
 *  file(s) with this exception, you may extend this exception to your
 *  version of the file(s), but you are not obligated to do so. *  If you
 *  do not wish to do so, delete this exception statement from your
 *  version. *  If you delete this exception statement from all source
 *  files in the program, then also delete it here.
 *
 */

#pragma once

#include "rcw.h"
#include "remmina_file.h"
#include "remmina_ssh.h"

G_BEGIN_DECLS

#define REMMINA_PROTOCOL_FEATURE_TOOL_SSH  -1
#define REMMINA_PROTOCOL_FEATURE_TOOL_SFTP -2

#define REMMINA_TYPE_PROTOCOL_WIDGET                  (remmina_protocol_widget_get_type())
#define REMMINA_PROTOCOL_WIDGET(obj)                  (G_TYPE_CHECK_INSTANCE_CAST((obj), REMMINA_TYPE_PROTOCOL_WIDGET, RemminaProtocolWidget))
#define REMMINA_PROTOCOL_WIDGET_CLASS(klass)          (G_TYPE_CHECK_CLASS_CAST((klass), REMMINA_TYPE_PROTOCOL_WIDGET, RemminaProtocolWidgetClass))
#define REMMINA_IS_PROTOCOL_WIDGET(obj)               (G_TYPE_CHECK_INSTANCE_TYPE((obj), REMMINA_TYPE_PROTOCOL_WIDGET))
#define REMMINA_IS_PROTOCOL_WIDGET_CLASS(klass)       (G_TYPE_CHECK_CLASS_TYPE((klass), REMMINA_TYPE_PROTOCOL_WIDGET))
#define REMMINA_PROTOCOL_WIDGET_GET_CLASS(obj)        (G_TYPE_INSTANCE_GET_CLASS((obj), REMMINA_TYPE_PROTOCOL_WIDGET, RemminaProtocolWidgetClass))

typedef struct _RemminaProtocolWidgetPriv RemminaProtocolWidgetPriv;
typedef struct _RemminaProtocolPlugin RemminaProtocolPlugin;

struct _RemminaProtocolWidget {
	GtkEventBox			event_box;
	RemminaConnectionObject *	cnnobj;
	RemminaProtocolWidgetPriv *	priv;
	RemminaProtocolPlugin * plugin;
};

struct _RemminaProtocolWidgetClass {
	GtkEventBoxClass	parent_class;

	void			(*connect)(RemminaProtocolWidget *gp);
	void			(*disconnect)(RemminaProtocolWidget *gp);
	void			(*desktop_resize)(RemminaProtocolWidget *gp);
	void			(*update_align)(RemminaProtocolWidget *gp);
	void			(*lock_dynres)(RemminaProtocolWidget *gp);
	void			(*unlock_dynres)(RemminaProtocolWidget *gp);
};

GType remmina_protocol_widget_get_type(void)
G_GNUC_CONST;

GtkWindow* remmina_protocol_widget_get_gtkwindow(RemminaProtocolWidget *gp);
GtkWidget* remmina_protocol_widget_gtkviewport(RemminaProtocolWidget *gp);

GtkWidget *remmina_protocol_widget_new(void);
void remmina_protocol_widget_setup(RemminaProtocolWidget *gp, RemminaFile *remminafile, RemminaConnectionObject *cnnobj);

const gchar* remmina_protocol_widget_get_name(RemminaProtocolWidget *gp);
gint remmina_protocol_widget_get_width(RemminaProtocolWidget *gp);
void remmina_protocol_widget_set_width(RemminaProtocolWidget *gp, gint width);
gint remmina_protocol_widget_get_height(RemminaProtocolWidget *gp);
void remmina_protocol_widget_set_height(RemminaProtocolWidget *gp, gint height);
gint remmina_protocol_widget_get_profile_remote_width(RemminaProtocolWidget *gp);
gint remmina_protocol_widget_get_profile_remote_height(RemminaProtocolWidget *gp);
gint remmina_protocol_widget_get_multimon(RemminaProtocolWidget *gp);

RemminaScaleMode remmina_protocol_widget_get_current_scale_mode(RemminaProtocolWidget *gp);
void remmina_protocol_widget_set_current_scale_mode(RemminaProtocolWidget *gp, RemminaScaleMode scalemode);
gboolean remmina_protocol_widget_get_expand(RemminaProtocolWidget *gp);
void remmina_protocol_widget_set_expand(RemminaProtocolWidget *gp, gboolean expand);
gboolean remmina_protocol_widget_has_error(RemminaProtocolWidget *gp);
const gchar *remmina_protocol_widget_get_error_message(RemminaProtocolWidget *gp);
void remmina_protocol_widget_set_error(RemminaProtocolWidget *gp, const gchar *fmt, ...);
gboolean remmina_protocol_widget_is_closed(RemminaProtocolWidget *gp);
RemminaFile *remmina_protocol_widget_get_file(RemminaProtocolWidget *gp);

void remmina_protocol_widget_open_connection(RemminaProtocolWidget *gp);
void remmina_protocol_widget_close_connection(RemminaProtocolWidget *gp);
void remmina_protocol_widget_signal_connection_closed(RemminaProtocolWidget *gp);
void remmina_protocol_widget_signal_connection_opened(RemminaProtocolWidget *gp);
void remmina_protocol_widget_update_align(RemminaProtocolWidget *gp);
void remmina_protocol_widget_lock_dynres(RemminaProtocolWidget *gp);
void remmina_protocol_widget_unlock_dynres(RemminaProtocolWidget *gp);
void remmina_protocol_widget_desktop_resize(RemminaProtocolWidget *gp);
void remmina_protocol_widget_grab_focus(RemminaProtocolWidget *gp);
const RemminaProtocolFeature *remmina_protocol_widget_get_features(RemminaProtocolWidget *gp);
gboolean remmina_protocol_widget_query_feature_by_type(RemminaProtocolWidget *gp, RemminaProtocolFeatureType type);
gboolean remmina_protocol_widget_query_feature_by_ref(RemminaProtocolWidget *gp, const RemminaProtocolFeature *feature);
void remmina_protocol_widget_call_feature_by_type(RemminaProtocolWidget *gp, RemminaProtocolFeatureType type, gint id);
void remmina_protocol_widget_call_feature_by_ref(RemminaProtocolWidget *gp, const RemminaProtocolFeature *feature);
/* Provide thread-safe way to emit signals */
void remmina_protocol_widget_emit_signal(RemminaProtocolWidget *gp, const gchar *signal_name);
void remmina_protocol_widget_register_hostkey(RemminaProtocolWidget *gp, GtkWidget *widget);

typedef gboolean (*RemminaHostkeyFunc)(RemminaProtocolWidget *gp, guint keyval, gboolean release);
void remmina_protocol_widget_set_hostkey_func(RemminaProtocolWidget *gp, RemminaHostkeyFunc func);

gboolean remmina_protocol_widget_ssh_exec(RemminaProtocolWidget *gp, gboolean wait, const gchar *fmt, ...);

/* Start a SSH tunnel if it’s enabled. Returns a newly allocated string indicating:
 * 1. The actual destination (host:port) if SSH tunnel is disable
 * 2. The tunnel local destination (127.0.0.1:port) if SSH tunnel is enabled
 */
gchar *remmina_protocol_widget_start_direct_tunnel(RemminaProtocolWidget *gp, gint default_port, gboolean port_plus);

gboolean remmina_protocol_widget_start_reverse_tunnel(RemminaProtocolWidget *gp, gint local_port);
gboolean remmina_protocol_widget_start_xport_tunnel(RemminaProtocolWidget *gp, RemminaXPortTunnelInitFunc init_func);
void remmina_protocol_widget_set_display(RemminaProtocolWidget *gp, gint display);

/* Extension for remmina_protocol_widget_panel_authuserpwd() not currently exported to plugins */
gint remmina_protocol_widget_panel_authuserpwd_ssh_tunnel(RemminaProtocolWidget *gp, gboolean want_domain, gboolean allow_password_saving);

/* Dialog panel API used by the plugins */

gint remmina_protocol_widget_panel_auth(RemminaProtocolWidget *gp, RemminaMessagePanelFlags pflags, const gchar *title, const gchar *default_username, const gchar *default_password, const gchar *default_domain, const gchar *password_prompt);
gint remmina_protocol_widget_panel_new_certificate(RemminaProtocolWidget *gp, const gchar *subject, const gchar *issuer, const gchar *fingerprint);
gint remmina_protocol_widget_panel_changed_certificate(RemminaProtocolWidget *gp, const gchar *subject, const gchar *issuer, const gchar *new_fingerprint, const gchar *old_fingerprint);
gint remmina_protocol_widget_panel_question_yesno(RemminaProtocolWidget *gp, const char *msg);

void remmina_protocol_widget_panel_show(RemminaProtocolWidget *gp);
void remmina_protocol_widget_panel_hide(RemminaProtocolWidget *gp);
void remmina_protocol_widget_panel_destroy(RemminaProtocolWidget *gp);
gint remmina_protocol_widget_panel_authx509(RemminaProtocolWidget *gp);
void remmina_protocol_widget_panel_show_listen(RemminaProtocolWidget *gp, gint port);
void remmina_protocol_widget_panel_show_retry(RemminaProtocolWidget *gp);

void remmina_protocol_widget_save_cred(RemminaProtocolWidget *gp);

gchar *remmina_protocol_widget_get_username(RemminaProtocolWidget *gp);
gchar *remmina_protocol_widget_get_password(RemminaProtocolWidget *gp);
gchar *remmina_protocol_widget_get_domain(RemminaProtocolWidget *gp);
gboolean remmina_protocol_widget_get_savepassword(RemminaProtocolWidget *gp);
gchar *remmina_protocol_widget_get_cacert(RemminaProtocolWidget *gp);
gchar *remmina_protocol_widget_get_cacrl(RemminaProtocolWidget *gp);
gchar *remmina_protocol_widget_get_clientcert(RemminaProtocolWidget *gp);
gchar *remmina_protocol_widget_get_clientkey(RemminaProtocolWidget *gp);

void remmina_protocol_widget_chat_open(RemminaProtocolWidget *gp, const gchar *name, void (*on_send)(RemminaProtocolWidget *gp, const gchar *text), void (*on_destroy)(RemminaProtocolWidget *gp));
void remmina_protocol_widget_chat_close(RemminaProtocolWidget *gp);
void remmina_protocol_widget_chat_receive(RemminaProtocolWidget *gp, const gchar *text);
void remmina_protocol_widget_send_keys_signals(GtkWidget *widget, const guint *keyvals, int keyvals_length, GdkEventType action);
/* Check if the plugin accepts keystrokes */
gboolean remmina_protocol_widget_plugin_receives_keystrokes(RemminaProtocolWidget *gp);
/* Send to the plugin some keystrokes */
void remmina_protocol_widget_send_keystrokes(RemminaProtocolWidget *gp, GtkMenuItem *widget);
void remmina_protocol_widget_send_clipboard(RemminaProtocolWidget *gp, GObject *widget);
/* Take screenshot of plugin */
gboolean remmina_protocol_widget_plugin_screenshot(RemminaProtocolWidget *gp, RemminaPluginScreenshotData *rpsd);
/* Deal with the remimna connection window map/unmap events */
gboolean remmina_protocol_widget_map_event(RemminaProtocolWidget *gp);
gboolean remmina_protocol_widget_unmap_event(RemminaProtocolWidget *gp);

void remmina_protocol_widget_update_remote_resolution(RemminaProtocolWidget *gp);

/* Functions to support execution of GTK code on master thread */
RemminaMessagePanel *remmina_protocol_widget_mpprogress(RemminaConnectionObject *cnnobj, const gchar *msg, RemminaMessagePanelCallback response_callback, gpointer response_callback_data);
void remmina_protocol_widget_mpdestroy(RemminaConnectionObject *cnnobj, RemminaMessagePanel *mp);


G_END_DECLS