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/*
Copyright (C) 2009 Red Hat, Inc.
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 2.1 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/>.
*/
#ifndef _H_CONTROLLER_MENU
#define _H_CONTROLLER_MENU
#include "named_pipe.h"
#include "threads.h"
class ControllerConnection;
struct ControllerInit;
struct ControllerMsg;
class CmdLineParser;
class Menu;
class ControllerInterface {
public:
virtual ~ControllerInterface() {}
virtual bool connect(const std::string& host, int port, int sport,
const std::string& password) = 0;
virtual void set_title(const std::string& title) = 0;
virtual void set_auto_display_res(bool auto_display_res) = 0;
virtual void show_me(bool full_screen) = 0;
virtual void hide_me() = 0;
virtual bool set_channels_security(CmdLineParser& parser, bool on, char *val,
const char* arg0) = 0;
virtual bool set_enable_channels(CmdLineParser& parser, bool enable, char *val,
const char* arg0) = 0;
virtual bool set_connection_ciphers(const char* ciphers, const char* arg0) = 0;
virtual bool set_ca_file(const char* ca_file, const char* arg0) = 0;
virtual bool set_host_cert_subject(const char* subject, const char* arg0) = 0;
virtual void set_hotkeys(const std::string& hotkeys) = 0;
virtual int get_controller_menu_item_id(int32_t opaque_conn_ref, uint32_t id) = 0;
virtual void clear_menu_items(int32_t opaque_conn_ref) = 0;
virtual Menu* get_app_menu() = 0;
virtual void set_menu(Menu* menu) = 0;
virtual void delete_menu() = 0;
};
class Controller : public NamedPipe::ListenerInterface {
public:
Controller(ControllerInterface *handler);
virtual ~Controller();
Controller* ref() { _refs++; return this;}
void unref() { if (!--_refs) delete this;}
virtual NamedPipe::ConnectionInterface &create();
bool set_exclusive(bool exclusive);
void add_connection(NamedPipe::ConnectionRef conn_ref, ControllerConnection *conn);
void remove_connection(NamedPipe::ConnectionRef conn_ref);
void on_command(NamedPipe::ConnectionRef conn_ref, int32_t id);
private:
ControllerInterface *_handler;
std::map<NamedPipe::ConnectionRef, ControllerConnection*> _connections;
NamedPipe::ListenerRef _pipe;
bool _exclusive;
int _refs;
};
#define CONTROLLER_BUF_SIZE 4096
class ControllerConnection : public NamedPipe::ConnectionInterface {
public:
ControllerConnection(ControllerInterface *handler, Controller& parent);
virtual ~ControllerConnection();
virtual void bind(NamedPipe::ConnectionRef conn_ref);
virtual void on_data();
bool write_msg(const void *buf, int len);
void reset_handler() { _handler = NULL;}
private:
bool read_msgs();
bool handle_init(ControllerInit *init);
bool handle_message(ControllerMsg *hdr);
bool create_menu(char* resource);
bool set_multi_val(uint32_t op, char* multi_val);
private:
ControllerInterface *_handler;
Controller& _parent;
bool _initialized;
int _write_pending;
uint8_t *_write_pos;
uint8_t *_read_pos;
uint8_t _write_buf[CONTROLLER_BUF_SIZE];
uint8_t _read_buf[CONTROLLER_BUF_SIZE];
RecurciveMutex _write_lock;
std::string _host;
std::string _password;
int _port;
int _sport;
bool _full_screen;
bool _auto_display_res;
};
#endif
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