The three are updated together as they are tightly coupled. Change-Id: I9e1f07b6adc6e8ae10833e6f1402f8472d2d34b8
164 lines
3.8 KiB
C
164 lines
3.8 KiB
C
/* $NetBSD: curterm.c,v 1.8 2011/10/05 10:46:08 roy Exp $ */
|
|
|
|
/*
|
|
* Copyright (c) 2009, 2011 The NetBSD Foundation, Inc.
|
|
*
|
|
* This code is derived from software contributed to The NetBSD Foundation
|
|
* by Roy Marples.
|
|
*
|
|
* 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 ``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 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.
|
|
*/
|
|
|
|
#include <sys/cdefs.h>
|
|
__RCSID("$NetBSD: curterm.c,v 1.8 2011/10/05 10:46:08 roy Exp $");
|
|
|
|
#include <assert.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <term_private.h>
|
|
#include <term.h>
|
|
#include <termios.h>
|
|
#include <stdio.h>
|
|
|
|
TERMINAL *cur_term;
|
|
|
|
/*
|
|
* There is no standard way of getting a list of aliases for the
|
|
* terminal. However, some applications such as telnet want to know this.
|
|
* ncurses dumps the terminfo header into an undefined variable ttytype
|
|
* and these applications then parse it to work out the aliases.
|
|
* We should do the same for now, until a standard mechanism for getting
|
|
* the information is available or the need for it goes away.
|
|
*/
|
|
#define NAMESIZE 256
|
|
char ttytype[NAMESIZE];
|
|
|
|
static const speed_t bauds[] = {
|
|
0, 50, 75, 110, 134, 150, 200, 300, 600, 1200, 2400, 4800, 9600,
|
|
19200, 38400, 57600, 115200, 230400, 460800, 921600
|
|
};
|
|
|
|
void
|
|
_ti_setospeed(TERMINAL *term)
|
|
{
|
|
struct termios termios;
|
|
speed_t os;
|
|
size_t i;
|
|
|
|
_DIAGASSERT(term != NULL);
|
|
|
|
term->_ospeed = 0;
|
|
if (tcgetattr(term->fildes, &termios) == 0) {
|
|
os = cfgetospeed(&termios);
|
|
for (i = 0; i < __arraycount(bauds); i++)
|
|
if (bauds[i] == os) {
|
|
term->_ospeed = i;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
TERMINAL *
|
|
set_curterm(TERMINAL *nterm)
|
|
{
|
|
TERMINAL *oterm;
|
|
size_t l, n;
|
|
char *p;
|
|
|
|
oterm = cur_term;
|
|
cur_term = nterm;
|
|
|
|
ospeed = 0;
|
|
if (cur_term == NULL)
|
|
PC = '\0';
|
|
else {
|
|
if (pad_char == NULL)
|
|
PC = '\0';
|
|
else
|
|
PC = *pad_char;
|
|
_ti_setospeed(nterm);
|
|
ospeed = nterm->_ospeed;
|
|
|
|
p = ttytype;
|
|
l = sizeof(ttytype);
|
|
if ((n = strlcpy(p, nterm->name, l)) == strlen(p)) {
|
|
p += n;
|
|
l -= n;
|
|
*p++ = '|';
|
|
l--;
|
|
if (nterm->_alias &&
|
|
(n = strlcpy(p, nterm->_alias, l)) == strlen(p))
|
|
{
|
|
p += n;
|
|
l -= n;
|
|
*p++ = '|';
|
|
l--;
|
|
}
|
|
if (nterm->desc &&
|
|
(n = strlcpy(p, nterm->desc, l)) == strlen(p))
|
|
{
|
|
p += n;
|
|
l -= n;
|
|
*p++ = '|';
|
|
l--;
|
|
}
|
|
p--;
|
|
}
|
|
*p = '\0';
|
|
}
|
|
|
|
return oterm;
|
|
}
|
|
|
|
int
|
|
del_curterm(TERMINAL *oterm)
|
|
{
|
|
|
|
if (oterm == NULL)
|
|
return ERR;
|
|
free(oterm->_area);
|
|
free(oterm->strs);
|
|
free(oterm->nums);
|
|
free(oterm->flags);
|
|
free(oterm->_userdefs);
|
|
free(oterm);
|
|
return OK;
|
|
}
|
|
|
|
char *
|
|
termname(void)
|
|
{
|
|
|
|
_DIAGASSERT(cur_term != NULL);
|
|
return __UNCONST(cur_term->name);
|
|
}
|
|
|
|
static const char * nullname = '\0';
|
|
|
|
char *
|
|
longname(void)
|
|
{
|
|
|
|
_DIAGASSERT(cur_term != NULL);
|
|
if (cur_term->desc == NULL)
|
|
return __UNCONST(nullname);
|
|
return __UNCONST(cur_term->desc);
|
|
}
|