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forwards.hpp
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forwards.hpp
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/*
* Copyright (C) 2017 Jussi Pakkanen.
*
* This program is free software; you can redistribute it and/or modify it under
* the terms of version 3, or (at your option) any later version,
* of the GNU General Public License as published
* by the Free Software Foundation.
*
* 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, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include<gtk/gtk.h>
#include<ssh_util.hpp>
#include<vector>
#include<memory>
const constexpr int FORW_BLOCK_SIZE = 1024;
struct PortForwardings;
struct ForwardState {
PortForwardings *parent;
// Immovable because arrays are used for async operations.
ForwardState() = default;
ForwardState(const ForwardState&) = delete;
ForwardState(ForwardState&&) = delete;
GInputStream *istream;
GOutputStream *ostream;
GSocketConnection *socket_connection;
char from_network[FORW_BLOCK_SIZE];
char from_channel[FORW_BLOCK_SIZE];
SshChannel channel;
int port;
GIOChannel *network_channel;
guint network_watch_id;
};
struct PortForwardings {
GtkBuilder *forwardingBuilder;
GtkBuilder *newBuilder;
GtkWindow *forwardWindow;
GtkWindow *createWindow;
GtkTreeView *forwardings;
GtkListStore *forward_list;
GtkButton *create_button;
GtkButton *delete_button;
GtkSpinButton *local_spin;
GtkSpinButton *remote_spin;
GtkEntry *host_entry;
GtkButton *ok_button;
GtkButton *cancel_button;
GSocketService *listener;
ssh_session session;
std::vector<std::unique_ptr<ForwardState>> ongoing;
};
void build_port_gui(PortForwardings &pf);
bool feed_forwards(PortForwardings &pf);
bool close_forwarded_connection(ForwardState *fs);