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terminal.h
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terminal.h
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/*
* Copyright (C) 2010 Luigi Rizzo, Universita' di Pisa
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $Id: terminal.h 7959 2010-12-04 07:37:03Z luigi $
*/
#ifndef _TERMINAL_H_
#define _TERMINAL_H_
/*
* terminal support for kiterm and launchpad.
* The routines support creation of a terminal session,
* various manipulations, sending characters to the terminal,
* and exporting the framebuffer.
*/
/*
* term_new creates a session, and possibly specifies a callback to invoke
* on special events (typically destruction).
*/
struct sess *term_new(char *cmd, const char *name,
int rows, int cols, int sb_lines, void (*cb)(struct sess *));
/* lookup a session by name */
struct sess *term_find(const char *name);
/* return the name */
const char *term_name(struct sess *s);
/* send nul-terminated string to the terminal */
int term_keyin(struct sess *, char *k);
/* send a signal to the terminal session */
int term_kill(struct sess *sh, int sig);
/*
* terminal state. The flags can be used to update modified, callback, name
* when calling term_state(s, ptr) with a non-null ptr.
* For convenience, term_state() returns the 'modified' state.
*/
enum { TS_MOD = 1, TS_CB = 2, TS_NAME = 4 };
struct term_state {
int flags;
int modified, rows, cols, cur;
int pid;
int top;
void (*cb)(struct sess *);
char *name;
char *data;
char *attr;
char *sb_data;
char *sb_attr;
};
int term_state(struct sess *sh, struct term_state *ptr);
#endif /* _TERMINAL_H* */