guacamole-spice-protocol/src/terminal/terminal_handlers.h
2016-01-13 10:37:40 -08:00

169 lines
5.3 KiB
C

/*
* Copyright (C) 2013 Glyptodon LLC
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#ifndef _GUAC_TERMINAL_HANDLERS
#define _GUAC_TERMINAL_HANDLERS
#include "config.h"
#include "terminal.h"
/**
* The default mode of the terminal. This character handler simply echoes
* received characters to the terminal display, entering other terminal modes
* if control characters are received.
*
* @param term
* The terminal that received the given character of data.
*
* @param c
* The character that was received by the given terminal.
*/
int guac_terminal_echo(guac_terminal* term, unsigned char c);
/**
* Handles any characters which follow an ANSI ESC (0x1B) character.
*
* @param term
* The terminal that received the given character of data.
*
* @param c
* The character that was received by the given terminal.
*/
int guac_terminal_escape(guac_terminal* term, unsigned char c);
/**
* Selects the G0 character mapping from the provided character mapping
* specifier (such as B, 0, U, or K).
*
* @param term
* The terminal that received the given character of data.
*
* @param c
* The character that was received by the given terminal.
*/
int guac_terminal_g0_charset(guac_terminal* term, unsigned char c);
/**
* Selects the G1 character mapping from the provided character mapping
* specifier (such as B, 0, U, or K).
*
* @param term
* The terminal that received the given character of data.
*
* @param c
* The character that was received by the given terminal.
*/
int guac_terminal_g1_charset(guac_terminal* term, unsigned char c);
/**
* Handles characters within a CSI sequence. CSI sequences are most often
* introduced with "ESC [".
*
* @param term
* The terminal that received the given character of data.
*
* @param c
* The character that was received by the given terminal.
*/
int guac_terminal_csi(guac_terminal* term, unsigned char c);
/**
* Parses the remainder of the download initiation OSC specific to the
* Guacamole terminal emulator. A download will be initiated for the specified
* file once the OSC sequence is complete.
*
* @param term
* The terminal that received the given character of data.
*
* @param c
* The character that was received by the given terminal.
*/
int guac_terminal_download(guac_terminal* term, unsigned char c);
/**
* Parses the remainder of the set directory OSC specific to the Guacamole
* terminal emulator. The upload directory will be set to the specified path
* once the OSC sequence is complete.
*
* @param term
* The terminal that received the given character of data.
*
* @param c
* The character that was received by the given terminal.
*/
int guac_terminal_set_directory(guac_terminal* term, unsigned char c);
/**
* Parses the remainder of the open pipe OSC specific to the
* Guacamole terminal emulator. Terminal output will be redirected to a new
* named pipe having the given name once the OSC sequence is complete.
*
* @param term
* The terminal that received the given character of data.
*
* @param c
* The character that was received by the given terminal.
*/
int guac_terminal_open_pipe_stream(guac_terminal* term, unsigned char c);
/**
* Parses the remainder of the close pipe OSC specific to the Guacamole
* terminal emulator. Terminal output will be redirected back to the terminal
* display and any open named pipe will be closed once the OSC sequence is
* complete.
*
* @param term
* The terminal that received the given character of data.
*
* @param c
* The character that was received by the given terminal.
*/
int guac_terminal_close_pipe_stream(guac_terminal* term, unsigned char c);
/**
* Handles the remaining characters of an Operating System Code (OSC) sequence,
* typically initiated with "ESC ]".
*
* @param term
* The terminal that received the given character of data.
*
* @param c
* The character that was received by the given terminal.
*/
int guac_terminal_osc(guac_terminal* term, unsigned char c);
/**
* Handles terminal control function sequences initiated with "ESC #".
*
* @param term
* The terminal that received the given character of data.
*
* @param c
* The character that was received by the given terminal.
*/
int guac_terminal_ctrl_func(guac_terminal* term, unsigned char c);
#endif