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freebsd-dev/sys/i386/isa/pcvt/pcvt_kbd.c

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/*
* Copyright (c) 1999, 2000 Hellmuth Michaelis
*
* Copyright (c) 1992, 1995 Hellmuth Michaelis and Joerg Wunsch.
*
* Copyright (c) 1992, 1993 Brian Dunford-Shore and Holger Veit.
*
* All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* William Jolitz and Don Ahn.
*
* This code is derived from software contributed to 386BSD by
* Holger Veit.
*
* 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.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Hellmuth Michaelis,
* Brian Dunford-Shore and Joerg Wunsch.
* 4. The name authors may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``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 AUTHORS 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.
*/
/*---------------------------------------------------------------------------*
*
* pcvt_kbd.c VT220 Driver Keyboard Interface Code
* ----------------------------------------------------
*
* Last Edit-Date: [Wed Apr 5 18:16:52 2000]
*
* $FreeBSD$
*
*---------------------------------------------------------------------------*/
#include "opt_ddb.h"
#include <i386/isa/pcvt/pcvt_hdr.h> /* global include */
#define LEDSTATE_UPDATE_PENDING (1 << 3)
static void fkey1(void), fkey2(void), fkey3(void), fkey4(void);
static void fkey5(void), fkey6(void), fkey7(void), fkey8(void);
static void fkey9(void), fkey10(void), fkey11(void), fkey12(void);
static void sfkey1(void), sfkey2(void), sfkey3(void), sfkey4(void);
static void sfkey5(void), sfkey6(void), sfkey7(void), sfkey8(void);
static void sfkey9(void), sfkey10(void), sfkey11(void), sfkey12(void);
static void cfkey1(void), cfkey2(void), cfkey3(void), cfkey4(void);
static void cfkey5(void), cfkey6(void), cfkey7(void), cfkey8(void);
static void cfkey9(void), cfkey10(void), cfkey11(void), cfkey12(void);
#include <i386/isa/pcvt/pcvt_kbd.h> /* tables etc */
static void doreset ( void );
static void ovlinit ( int force );
static void settpmrate ( int rate );
static void setlockkeys ( int snc );
static int getokeydef ( unsigned key, struct kbd_ovlkey *thisdef );
static int getckeydef ( unsigned key, struct kbd_ovlkey *thisdef );
static int rmkeydef ( int key );
static void scrollback_save_screen ( void );
static void scrollback_restore_screen ( void );
static int setkeydef ( struct kbd_ovlkey *data );
static u_char *xlatkey2ascii( int key );
static int ledstate = LEDSTATE_UPDATE_PENDING; /* keyboard led's */
static int tpmrate = KBD_TPD500|KBD_TPM100;
static u_char altkpflag = 0;
static u_short altkpval = 0;
static u_short *scrollback_savedscreen = (u_short *)0;
static size_t scrnsv_size = (size_t)-1;
static int lost_intr_timeout_queued = 0;
static struct callout_handle lost_intr_ch =
CALLOUT_HANDLE_INITIALIZER(&lost_intr_ch);
#if PCVT_SHOWKEYS
u_char rawkeybuf[80];
#endif
#if PCVT_USEKBDSEC /* security enabled */
# if PCVT_SCANSET == 2
# define KBDINITCMD 0
# else /* PCVT_SCANSET != 2 */
# define KBDINITCMD KBD_TRANSLATION
# endif /* PCVT_SCANSET == 2 */
#else /* ! PCVT_USEKBDSEC */ /* security disabled */
# if PCVT_SCANSET == 2
# define KBDINITCMD KBD_OVERRIDE_KBD_LOCK
# else /* PCVT_SCANSET != 2 */
# define KBDINITCMD KBD_TRANSLATION | KBD_OVERRIDE_KBD_LOCK
# endif /* PCVT_SCANSET == 2 */
#endif /* PCVT_USEKBDSEC */
#if PCVT_SHOWKEYS
/*---------------------------------------------------------------------------*
* keyboard debugging: put kbd communication char into some buffer
*---------------------------------------------------------------------------*/
static void showkey (char delim, u_char val)
{
int rki;
for(rki = 3; rki < 80; rki++) /* shift left buffer */
rawkeybuf[rki-3] = rawkeybuf[rki];
rawkeybuf[77] = delim; /* delimiter */
rki = (val & 0xf0) >> 4; /* ms nibble */
if(rki <= 9)
rki = rki + '0';
else
rki = rki - 10 + 'A';
rawkeybuf[78] = rki;
rki = val & 0x0f; /* ls nibble */
if(rki <= 9)
rki = rki + '0';
else
rki = rki - 10 + 'A';
rawkeybuf[79] = rki;
}
#endif /* PCVT_SHOWKEYS */
/*---------------------------------------------------------------------------*
* function to switch to another virtual screen
*---------------------------------------------------------------------------*/
static void
do_vgapage(int page)
{
if(critical_scroll) /* executing critical region ? */
switch_page = page; /* yes, auto switch later */
else
vgapage(page); /* no, switch now */
}
/*---------------------------------------------------------------------------*
* check for lost keyboard interrupts
*---------------------------------------------------------------------------*/
static void
check_for_lost_intr(void *arg)
{
int opri;
lost_intr_timeout_queued = 0;
if (kbd && (*kbdsw[kbd->kb_index]->lock)(kbd, TRUE))
{
opri = spltty ();
(*kbdsw[kbd->kb_index]->lock)(kbd, FALSE);
if ((*kbdsw[kbd->kb_index]->check)(kbd))
pcvt_rint(0);
splx (opri);
}
lost_intr_ch = timeout(check_for_lost_intr, (void *)NULL, hz);
lost_intr_timeout_queued = 1;
}
/*---------------------------------------------------------------------------*
* update keyboard led's
*---------------------------------------------------------------------------*/
void
update_led(void)
{
#if !PCVT_NO_LED_UPDATE
/* Don't update LED's unless necessary. */
int opri, new_ledstate;
opri = spltty();
new_ledstate = ((vsp->scroll_lock) ? LED_SCR : 0) |
((vsp->num_lock) ? LED_NUM : 0) |
((vsp->caps_lock) ? LED_CAP : 0);
if (new_ledstate != ledstate)
{
if (kbd == NULL)
{
ledstate = new_ledstate;
splx(opri);
}
else
{
ledstate = LEDSTATE_UPDATE_PENDING;
splx(opri);
if ((*kbdsw[kbd->kb_index]->ioctl)(kbd, KDSETLED,
(caddr_t)&new_ledstate) == 0)
ledstate = new_ledstate;
}
}
#endif /* !PCVT_NO_LED_UPDATE */
}
/*---------------------------------------------------------------------------*
* set typematic rate
*---------------------------------------------------------------------------*/
static void
settpmrate(int rate)
{
if (kbd == NULL)
return;
tpmrate = rate & 0x7f;
if ((*kbdsw[kbd->kb_index]->ioctl)(kbd, KDSETRAD, (caddr_t)&tpmrate))
printf("pcvt: failed to set keyboard TYPEMATIC.\n");
}
#if PCVT_SCANSET > 1
/*---------------------------------------------------------------------------*
* switch PC scan code emulation mode
*---------------------------------------------------------------------------*/
void
kbd_emulate_pc(int do_emulation)
{
set_controller_command_byte(*(KBDC *)kbd->kb_data, KBD_TRANSLATION,
(do_emulation) ? KBD_TRANSLATION : 0);
}
#endif /* PCVT_SCANSET > 1 */
/*---------------------------------------------------------------------------*
* try to force keyboard into a known state ..
*---------------------------------------------------------------------------*/
static
void doreset(void)
{
int type;
if (!reset_keyboard) /* no, we are not ready to reset */
return;
if (lost_intr_timeout_queued)
{
untimeout(check_for_lost_intr, (void *)NULL, lost_intr_ch);
lost_intr_timeout_queued = 0;
}
if (kbd == NULL)
return; /* shouldn't happen */
kbd_configure(0);
ledstate = LEDSTATE_UPDATE_PENDING;
set_controller_command_byte(*(KBDC *)kbd->kb_data,
KBD_OVERRIDE_KBD_LOCK | KBD_TRANSLATION, KBDINITCMD);
type = KB_101;
(*kbdsw[kbd->kb_index]->ioctl)(kbd, KDGKBTYPE, (caddr_t)&type);
switch (type)
{
case KB_84:
keyboard_type = KB_AT;
break;
case KB_101:
keyboard_type = KB_MFII;
break;
default:
keyboard_type = KB_UNKNOWN;
break;
}
update_led();
lost_intr_ch = timeout(check_for_lost_intr, (void *)NULL, hz);
lost_intr_timeout_queued = 1;
}
/*---------------------------------------------------------------------------*
* init keyboard code
*---------------------------------------------------------------------------*/
void
kbd_code_init(void)
{
doreset();
ovlinit(0);
keyboard_is_initialized = 1;
}
/*---------------------------------------------------------------------------*
* init keyboard code, this initializes the keyboard subsystem
* just "a bit" so the very very first ddb session is able to
* get proper keystrokes - in other words, it's a hack ....
*---------------------------------------------------------------------------*/
void
kbd_code_init1(void)
{
doreset();
keyboard_is_initialized = 1;
}
/*---------------------------------------------------------------------------*
* init keyboard overlay table
*---------------------------------------------------------------------------*/
static
void ovlinit(int force)
{
register int i;
if(force || ovlinitflag==0)
{
if(ovlinitflag == 0 &&
(ovltbl = (Ovl_tbl *)malloc(sizeof(Ovl_tbl) * OVLTBL_SIZE,
M_DEVBUF, M_WAITOK)) == NULL)
panic("pcvt_kbd: malloc of Ovl_tbl failed");
for(i=0; i<OVLTBL_SIZE; i++)
{
ovltbl[i].keynum =
ovltbl[i].type = 0;
ovltbl[i].unshift[0] =
ovltbl[i].shift[0] =
ovltbl[i].ctrl[0] =
ovltbl[i].altgr[0] = 0;
ovltbl[i].subu =
ovltbl[i].subs =
ovltbl[i].subc =
ovltbl[i].suba = KBD_SUBT_STR; /* just strings .. */
}
for(i=0; i<=MAXKEYNUM; i++)
key2ascii[i].type &= KBD_MASK;
ovlinitflag = 1;
}
}
/*---------------------------------------------------------------------------*
* get original key definition
*---------------------------------------------------------------------------*/
static int
getokeydef(unsigned key, Ovl_tbl *thisdef)
{
if(key == 0 || key > MAXKEYNUM)
return EINVAL;
thisdef->keynum = key;
thisdef->type = key2ascii[key].type;
if(key2ascii[key].unshift.subtype == STR)
{
bcopy((u_char *)(key2ascii[key].unshift.what.string),
thisdef->unshift, CODE_SIZE);
thisdef->subu = KBD_SUBT_STR;
}
else
{
bcopy("", thisdef->unshift, CODE_SIZE);
thisdef->subu = KBD_SUBT_FNC;
}
if(key2ascii[key].shift.subtype == STR)
{
bcopy((u_char *)(key2ascii[key].shift.what.string),
thisdef->shift, CODE_SIZE);
thisdef->subs = KBD_SUBT_STR;
}
else
{
bcopy("",thisdef->shift,CODE_SIZE);
thisdef->subs = KBD_SUBT_FNC;
}
if(key2ascii[key].ctrl.subtype == STR)
{
bcopy((u_char *)(key2ascii[key].ctrl.what.string),
thisdef->ctrl, CODE_SIZE);
thisdef->subc = KBD_SUBT_STR;
}
else
{
bcopy("",thisdef->ctrl,CODE_SIZE);
thisdef->subc = KBD_SUBT_FNC;
}
/* deliver at least anything for ALTGR settings ... */
if(key2ascii[key].unshift.subtype == STR)
{
bcopy((u_char *)(key2ascii[key].unshift.what.string),
thisdef->altgr, CODE_SIZE);
thisdef->suba = KBD_SUBT_STR;
}
else
{
bcopy("",thisdef->altgr, CODE_SIZE);
thisdef->suba = KBD_SUBT_FNC;
}
return 0;
}
/*---------------------------------------------------------------------------*
* get current key definition
*---------------------------------------------------------------------------*/
static int
getckeydef(unsigned key, Ovl_tbl *thisdef)
{
u_short type = key2ascii[key].type;
if(key>MAXKEYNUM)
return EINVAL;
if(type & KBD_OVERLOAD)
*thisdef = ovltbl[key2ascii[key].ovlindex];
else
getokeydef(key,thisdef);
return 0;
}
/*---------------------------------------------------------------------------*
* translate keynumber and returns ptr to associated ascii string
* if key is bound to a function, executes it, and ret empty ptr
*---------------------------------------------------------------------------*/
static u_char *
xlatkey2ascii(int key)
{
static u_char capchar[2] = {0, 0};
#if PCVT_META_ESC
static u_char metachar[3] = {0x1b, 0, 0};
#else
static u_char metachar[2] = {0, 0};
#endif
static Ovl_tbl thisdef;
int n;
void (*fnc)(void);
if(key==0) /* ignore the NON-KEY */
return 0;
getckeydef(key&0x7F, &thisdef); /* get the current ASCII value */
thisdef.type &= KBD_MASK;
if(key&0x80) /* special handling of ALT-KEYPAD */
{
/* is the ALT Key released? */
if(thisdef.type==KBD_META || thisdef.type==KBD_ALTGR)
{
if(altkpflag) /* have we been in altkp mode? */
{
capchar[0] = altkpval;
altkpflag = 0;
altkpval = 0;
return capchar;
}
}
return 0;
}
switch(thisdef.type) /* convert the keys */
{
case KBD_BREAK:
case KBD_ASCII:
case KBD_FUNC:
fnc = NULL;
more_chars = NULL;
if(altgr_down)
{
more_chars = (u_char *)thisdef.altgr;
}
else if(!ctrl_down && (shift_down || vsp->shift_lock))
{
if(key2ascii[key].shift.subtype == STR)
more_chars = (u_char *)thisdef.shift;
else
fnc = key2ascii[key].shift.what.func;
}
else if(ctrl_down)
{
if(key2ascii[key].ctrl.subtype == STR)
more_chars = (u_char *)thisdef.ctrl;
else
fnc = key2ascii[key].ctrl.what.func;
}
else
{
if(key2ascii[key].unshift.subtype == STR)
more_chars = (u_char *)thisdef.unshift;
else
fnc = key2ascii[key].unshift.what.func;
}
if(fnc)
(*fnc)(); /* execute function */
if((more_chars != NULL) && (more_chars[1] == 0))
{
if(vsp->caps_lock && more_chars[0] >= 'a'
&& more_chars[0] <= 'z')
{
capchar[0] = *more_chars - ('a'-'A');
more_chars = capchar;
}
if(meta_down)
{
#if PCVT_META_ESC
metachar[1] = *more_chars;
#else
metachar[0] = *more_chars | 0x80;
#endif
more_chars = metachar;
}
}
return(more_chars);
case KBD_KP:
fnc = NULL;
more_chars = NULL;
if(meta_down)
{
switch(key)
{
case 95: /* / */
altkpflag = 0;
more_chars =
(u_char *)"\033OQ";
return(more_chars);
case 100: /* * */
altkpflag = 0;
more_chars =
(u_char *)"\033OR";
return(more_chars);
case 105: /* - */
altkpflag = 0;
more_chars =
(u_char *)"\033OS";
return(more_chars);
}
}
if(meta_down || altgr_down)
{
if((n = keypad2num[key-91]) >= 0)
{
if(!altkpflag)
{
/* start ALT-KP mode */
altkpflag = 1;
altkpval = 0;
}
altkpval *= 10;
altkpval += n;
}
else
altkpflag = 0;
return 0;
}
if(!(vsp->num_lock))
{
if(key2ascii[key].shift.subtype == STR)
more_chars = (u_char *)thisdef.shift;
else
fnc = key2ascii[key].shift.what.func;
}
else
{
if(key2ascii[key].unshift.subtype == STR)
more_chars = (u_char *)thisdef.unshift;
else
fnc = key2ascii[key].unshift.what.func;
}
if(fnc)
(*fnc)(); /* execute function */
return(more_chars);
case KBD_CURSOR:
fnc = NULL;
more_chars = NULL;
if(vsp->ckm)
{
if(key2ascii[key].shift.subtype == STR)
more_chars = (u_char *)thisdef.shift;
else
fnc = key2ascii[key].shift.what.func;
}
else
{
if(key2ascii[key].unshift.subtype == STR)
more_chars = (u_char *)thisdef.unshift;
else
fnc = key2ascii[key].unshift.what.func;
}
if(fnc)
(*fnc)(); /* execute function */
return(more_chars);
case KBD_NUM: /* special kp-num handling */
more_chars = NULL;
if(meta_down)
{
more_chars = (u_char *)"\033OP"; /* PF1 */
}
else
{
vsp->num_lock ^= 1;
update_led();
}
return(more_chars);
case KBD_RETURN:
more_chars = NULL;
if(!(vsp->num_lock))
{
more_chars = (u_char *)thisdef.shift;
}
else
{
more_chars = (u_char *)thisdef.unshift;
}
if(vsp->lnm && (*more_chars == '\r'))
{
more_chars = (u_char *)"\r\n"; /* CR LF */
}
if(meta_down)
{
#if PCVT_META_ESC
metachar[1] = *more_chars;
#else
metachar[0] = *more_chars | 0x80;
#endif
more_chars = metachar;
}
return(more_chars);
case KBD_META: /* these keys are */
case KBD_ALTGR: /* handled directly */
case KBD_SCROLL: /* by the keyboard */
case KBD_CAPS: /* handler - they are */
case KBD_SHFTLOCK: /* ignored here */
case KBD_CTL:
case KBD_NONE:
default:
return 0;
}
}
/*---------------------------------------------------------------------------*
* get keystrokes from the keyboard.
* if noblock = 0, wait until a key is pressed.
* else return NULL if no characters present.
*---------------------------------------------------------------------------*/
u_char *
sgetc(int noblock)
{
u_char *cp;
u_char dt = 0;
u_char key = 0;
u_short type;
int c;
#if PCVT_SLOW_INTERRUPT
int s;
#endif
#ifdef XSERVER
static char keybuf[2] = {0}; /* the second 0 is a delimiter! */
#endif /* XSERVER */
static u_char kbd_lastkey = 0; /* last keystroke */
static struct
{
u_char extended: 1; /* extended prefix seen */
u_char ext1: 1; /* extended prefix 1 seen */
u_char breakseen: 1; /* break code seen */
u_char vshift: 1; /* virtual shift pending */
u_char vcontrol: 1; /* virtual control pending */
u_char sysrq: 1; /* sysrq pressed */
} kbd_status = {0};
loop:
if(noblock == SCROLLBACK_COOKIE)
{
vsp->scrolling = 1;
goto scroll_reset;
}
#ifdef XSERVER
if (pcvt_kbd_count)
{
dt = pcvt_kbd_fifo[pcvt_kbd_rptr++];
PCVT_DISABLE_INTR();
pcvt_kbd_count--;
PCVT_ENABLE_INTR();
if (pcvt_kbd_rptr >= PCVT_KBD_FIFO_SZ)
pcvt_kbd_rptr = 0;
}
else if (!noblock)
{
while ((c = (*kbdsw[kbd->kb_index]->read)(kbd, TRUE)) == -1)
;
dt = c;
}
else
{
if ((c = (*kbdsw[kbd->kb_index]->read)(kbd, FALSE)) == -1)
return NULL;
dt = c;
}
/*
* If x mode is active, only care for locking keys, then
* return the scan code instead of any key translation.
* Additionally, this prevents us from any attempts to
* execute pcvt internal functions caused by keys (such
* as screen flipping).
*/
if (pcvt_kbd_raw)
{
keybuf[0] = dt;
random_harvest(keybuf, sizeof(keybuf), 1, 0, RANDOM_KEYBOARD);
return ((u_char *)keybuf);
}
#else /* !XSERVER */
if (pcvt_kbd_count)
{
dt = pcvt_kbd_fifo[pcvt_kbd_rptr++];
PCVT_DISABLE_INTR();
pcvt_kbd_count--;
PCVT_ENABLE_INTR();
if (pcvt_kbd_rptr >= PCVT_KBD_FIFO_SZ)
pcvt_kbd_rptr = 0;
}
else if (!noblock)
{
while ((c = (*kbdsw[kbd->kb_index]->read)(kbd, TRUE)) == -1)
;
dt = c;
}
else
{
if ((c = (*kbdsw[kbd->kb_index]->read)(kbd, FALSE)) == -1)
return NULL;
dt = c;
}
#endif /* !XSERVER */
#if PCVT_SHOWKEYS
showkey (' ', dt);
#endif /* PCVT_SHOWKEYS */
/* lets look what we got */
switch(dt)
{
case KEYB_R_OVERRUN0: /* keyboard buffer overflow */
#if PCVT_SCANSET == 2
case KEYB_R_SELFOK: /* keyboard selftest ok */
#endif /* PCVT_SCANSET == 2 */
case KEYB_R_ECHO: /* keyboard response to KEYB_C_ECHO */
case KEYB_R_ACK: /* acknowledge after command has rx'd*/
case KEYB_R_SELFBAD: /* keyboard selftest FAILED */
case KEYB_R_DIAGBAD: /* keyboard self diagnostic failure */
case KEYB_R_RESEND: /* keyboard wants us to resend cmnd */
case KEYB_R_OVERRUN1: /* keyboard buffer overflow */
break;
case KEYB_R_EXT1: /* keyboard extended scancode pfx 2 */
kbd_status.ext1 = 1;
/* FALLTHROUGH */
case KEYB_R_EXT0: /* keyboard extended scancode pfx 1 */
kbd_status.extended = 1;
break;
#if PCVT_SCANSET == 2
case KEYB_R_BREAKPFX: /* break code prefix for set 2 and 3 */
kbd_status.breakseen = 1;
break;
#endif /* PCVT_SCANSET == 2 */
default:
goto regular; /* regular key */
}
if(noblock)
return NULL;
else
goto loop;
/* got a normal scan key */
regular:
random_harvest(&dt, sizeof(dt), 1, 0, RANDOM_KEYBOARD);
#if PCVT_SCANSET == 1
kbd_status.breakseen = dt & 0x80 ? 1 : 0;
dt &= 0x7f;
#endif /* PCVT_SCANSET == 1 */
/* make a keycode from scan code */
if(dt >= sizeof scantokey / sizeof(u_char))
key = 0;
else
key = kbd_status.extended ? extscantokey[dt] : scantokey[dt];
if(kbd_status.ext1 && key == 64)
/* virtual control key */
key = 129;
kbd_status.extended = kbd_status.ext1 = 0;
if ((key == 85) && shift_down && kbd_lastkey != 85)
{
if (vsp->scr_offset > (vsp->screen_rows - 1))
{
if (!vsp->scrolling)
{
vsp->scrolling += vsp->screen_rows - 2;
if (vsp->Scrollback)
{
scrollback_save_screen();
if (vsp->scr_offset == vsp->max_off)
{
bcopy(vsp->Scrollback +
vsp->maxcol,
vsp->Scrollback,
vsp->maxcol *
vsp->max_off * CHR);
vsp->scr_offset--;
}
bcopy(vsp->Crtat + vsp->cur_offset -
vsp->col, vsp->Scrollback +
((vsp->scr_offset + 1) *
vsp->maxcol), vsp->maxcol * CHR);
}
if (vsp->cursor_on)
sw_cursor(0);
}
vsp->scrolling += vsp->screen_rows - 1;
if (vsp->scrolling > vsp->scr_offset)
vsp->scrolling = vsp->scr_offset;
bcopy(vsp->Scrollback + ((vsp->scr_offset -
vsp->scrolling) * vsp->maxcol), vsp->Crtat,
vsp->screen_rows * vsp->maxcol * CHR);
}
kbd_lastkey = 85;
goto loop;
}
else if ((key == 86) && shift_down && kbd_lastkey != 86)
{
scroll_reset:
if (vsp->scrolling > 0)
{
vsp->scrolling -= vsp->screen_rows - 1;
if (vsp->scrolling < 0)
vsp->scrolling = 0;
if (vsp->scrolling <= vsp->screen_rows)
{
vsp->scrolling = 0;
scrollback_restore_screen();
}
else
{
bcopy(vsp->Scrollback + ((vsp->scr_offset -
vsp->scrolling) * vsp->maxcol),
vsp->Crtat, vsp->screen_rows *
vsp->maxcol * CHR);
}
}
if (vsp->scrolling == 0)
{
if (vsp->cursor_on)
{
sw_cursor(1);
}
}
if (noblock == SCROLLBACK_COOKIE)
return NULL;
if (key != 86)
{
goto regular;
}
else
{
kbd_lastkey = 86;
goto loop;
}
}
else if (vsp->scrolling && key != 128 && key != 44 && key != 85 &&
key != 86)
{
vsp->scrolling = 1;
goto scroll_reset;
}
#if PCVT_CTRL_ALT_DEL /* Check for cntl-alt-del */
if((key == 76) && ctrl_down && (meta_down||altgr_down))
shutdown_nice(0);
#endif /* PCVT_CTRL_ALT_DEL */
#if defined(DDB) /* Check for cntl-alt-esc */
if((key == 110) && ctrl_down && (meta_down || altgr_down))
{
static u_char in_Debugger;
if(!in_Debugger)
{
in_Debugger = 1;
/* the string is actually not used... */
Debugger("kbd");
in_Debugger = 0;
if(noblock)
return NULL;
else
goto loop;
}
}
#endif /* defined(DDB) */
/* look for keys with special handling */
if(key == 128)
{
/*
* virtual shift; sent around PrtScr, and around the arrow
* keys if the NumLck LED is on
*/
kbd_status.vshift = !kbd_status.breakseen;
key = 0; /* no key */
}
else if(key == 129)
{
/*
* virtual control - the most ugly thingie at all
* the Pause key sends:
* <virtual control make> <numlock make> <virtual control
* break> <numlock break>
*/
if(!kbd_status.breakseen)
kbd_status.vcontrol = 1;
/* else: let the numlock hook clear this */
key = 0; /* no key */
}
else if(key == 90)
{
/* NumLock, look whether this is rather a Pause */
if(kbd_status.vcontrol)
key = 126;
/*
* if this is the final break code of a Pause key,
* clear the virtual control status, too
*/
if(kbd_status.vcontrol && kbd_status.breakseen)
kbd_status.vcontrol = 0;
}
else if(key == 127)
{
/*
* a SysRq; some keyboards are brain-dead enough to
* repeat the SysRq key make code by sending PrtScr
* make codes; other keyboards do not repeat SysRq
* at all. We keep track of the SysRq state here.
*/
kbd_status.sysrq = !kbd_status.breakseen;
}
else if(key == 124)
{
/*
* PrtScr; look whether this is really PrtScr or rather
* a silly repeat of a SysRq key
*/
if(kbd_status.sysrq)
/* ignore the garbage */
key = 0;
}
/* in NOREPEAT MODE ignore the key if it was the same as before */
if(!kbrepflag && key == kbd_lastkey && !kbd_status.breakseen)
{
if(noblock)
return NULL;
else
goto loop;
}
type = key2ascii[key].type;
if(type & KBD_OVERLOAD)
type = ovltbl[key2ascii[key].ovlindex].type;
type &= KBD_MASK;
switch(type)
{
case KBD_SHFTLOCK:
if(!kbd_status.breakseen && key != kbd_lastkey)
{
vsp->shift_lock ^= 1;
}
break;
case KBD_CAPS:
if(!kbd_status.breakseen && key != kbd_lastkey)
{
vsp->caps_lock ^= 1;
update_led();
}
break;
case KBD_SCROLL:
if(!kbd_status.breakseen && key != kbd_lastkey)
{
vsp->scroll_lock ^= 1;
update_led();
if(!(vsp->scroll_lock))
{
/* someone may be sleeping */
wakeup((caddr_t)&(vsp->scroll_lock));
}
}
break;
case KBD_SHIFT:
shift_down = kbd_status.breakseen ? 0 : 1;
break;
case KBD_META:
meta_down = kbd_status.breakseen ? 0 : 0x80;
break;
case KBD_ALTGR:
altgr_down = kbd_status.breakseen ? 0 : 1;
break;
case KBD_CTL:
ctrl_down = kbd_status.breakseen ? 0 : 1;
break;
case KBD_NONE:
default:
break; /* deliver a key */
}
if(kbd_status.breakseen)
{
key |= 0x80;
kbd_status.breakseen = 0;
kbd_lastkey = 0; /* -hv- I know this is a bug with */
} /* N-Key-Rollover, but I ignore that */
else /* because avoidance is too complicated */
kbd_lastkey = key;
cp = xlatkey2ascii(key); /* have a key */
if(cp == NULL && !noblock)
goto loop;
return cp;
}
/*---------------------------------------------------------------------------*
* reflect status of locking keys & set led's
*---------------------------------------------------------------------------*/
static void
setlockkeys(int snc)
{
vsp->scroll_lock = snc & 1;
vsp->num_lock = (snc & 2) ? 1 : 0;
vsp->caps_lock = (snc & 4) ? 1 : 0;
update_led();
}
/*---------------------------------------------------------------------------*
* remove a key definition
*---------------------------------------------------------------------------*/
static int
rmkeydef(int key)
{
register Ovl_tbl *ref;
if(key==0 || key > MAXKEYNUM)
return EINVAL;
if(key2ascii[key].type & KBD_OVERLOAD)
{
ref = &ovltbl[key2ascii[key].ovlindex];
ref->keynum = 0;
ref->type = 0;
ref->unshift[0] =
ref->shift[0] =
ref->ctrl[0] =
ref->altgr[0] = 0;
key2ascii[key].type &= KBD_MASK;
}
return 0;
}
/*---------------------------------------------------------------------------*
* overlay a key
*---------------------------------------------------------------------------*/
static int
setkeydef(Ovl_tbl *data)
{
register int i;
if( data->keynum > MAXKEYNUM ||
(data->type & KBD_MASK) == KBD_BREAK ||
(data->type & KBD_MASK) > KBD_SHFTLOCK)
return EINVAL;
data->unshift[KBDMAXOVLKEYSIZE] =
data->shift[KBDMAXOVLKEYSIZE] =
data->ctrl[KBDMAXOVLKEYSIZE] =
data->altgr[KBDMAXOVLKEYSIZE] = 0;
data->subu =
data->subs =
data->subc =
data->suba = KBD_SUBT_STR; /* just strings .. */
data->type |= KBD_OVERLOAD; /* mark overloaded */
/* if key already overloaded, use that slot else find free slot */
if(key2ascii[data->keynum].type & KBD_OVERLOAD)
{
i = key2ascii[data->keynum].ovlindex;
}
else
{
for(i=0; i<OVLTBL_SIZE; i++)
if(ovltbl[i].keynum==0)
break;
if(i==OVLTBL_SIZE)
return ENOSPC; /* no space, abuse of ENOSPC(!) */
}
ovltbl[i] = *data; /* copy new data string */
key2ascii[data->keynum].type |= KBD_OVERLOAD; /* mark key */
key2ascii[data->keynum].ovlindex = i;
return 0;
}
/*---------------------------------------------------------------------------*
* keyboard ioctl's entry
*---------------------------------------------------------------------------*/
int
kbdioctl(dev_t dev, int cmd, caddr_t data, int flag)
{
int key;
switch(cmd)
{
case KBDRESET:
doreset();
ovlinit(1);
settpmrate(KBD_TPD500|KBD_TPM100);
setlockkeys(0);
break;
case KBDGTPMAT:
*(int *)data = tpmrate;
break;
case KBDSTPMAT:
settpmrate(*(int *)data);
break;
case KBDGREPSW:
*(int *)data = kbrepflag;
break;
case KBDSREPSW:
kbrepflag = (*(int *)data) & 1;
break;
case KBDGLEDS:
*(int *)data = ledstate;
break;
case KBDSLEDS:
update_led(); /* ? */
break;
case KBDGLOCK:
*(int *)data = ( (vsp->scroll_lock) |
(vsp->num_lock * 2) |
(vsp->caps_lock * 4));
break;
case KBDSLOCK:
setlockkeys(*(int *)data);
break;
case KBDGCKEY:
key = ((Ovl_tbl *)data)->keynum;
return getckeydef(key,(Ovl_tbl *)data);
case KBDSCKEY:
key = ((Ovl_tbl *)data)->keynum;
return setkeydef((Ovl_tbl *)data);
case KBDGOKEY:
key = ((Ovl_tbl *)data)->keynum;
return getokeydef(key,(Ovl_tbl *)data);
case KBDRMKEY:
key = *(int *)data;
return rmkeydef(key);
case KBDDEFAULT:
ovlinit(1);
break;
default:
/* proceed with vga ioctls */
return -1;
}
return 0;
}
#ifdef XSERVER
/*---------------------------------------------------------------------------*
* convert ISO-8859 style keycode into IBM 437
*---------------------------------------------------------------------------*/
static __inline u_char
iso2ibm(u_char c)
{
if(c < 0x80)
return c;
return iso2ibm437[c - 0x80];
}
/*---------------------------------------------------------------------------*
* build up a USL style keyboard map
*---------------------------------------------------------------------------*/
void
get_usl_keymap(keymap_t *map)
{
int i;
bzero((caddr_t)map, sizeof(keymap_t));
map->n_keys = 0x59; /* that many keys we know about */
for(i = 1; i < N_KEYNUMS; i++)
{
Ovl_tbl kdef;
u_char c;
int j;
int idx = key2scan1[i];
if(idx == 0 || idx >= map->n_keys)
continue;
getckeydef(i, &kdef);
kdef.type &= KBD_MASK;
switch(kdef.type)
{
case KBD_ASCII:
case KBD_RETURN:
map->key[idx].map[0] = iso2ibm(kdef.unshift[0]);
map->key[idx].map[1] = iso2ibm(kdef.shift[0]);
map->key[idx].map[2] = map->key[idx].map[3] =
iso2ibm(kdef.ctrl[0]);
map->key[idx].map[4] = map->key[idx].map[5] =
iso2ibm(c = kdef.altgr[0]);
/*
* XXX this is a hack
* since we currently do not map strings to AltGr +
* shift, we attempt to use the unshifted AltGr
* definition here and try to toggle the case
* this should at least work for ISO8859 letters,
* but also for (e.g.) russian KOI-8 style
*/
if((c & 0x7f) >= 0x40)
map->key[idx].map[5] = iso2ibm(c ^ 0x20);
break;
case KBD_FUNC:
/* we are only interested in F1 thru F12 here */
if(i >= 112 && i <= 123) {
map->key[idx].map[0] = i - 112 + 27;
map->key[idx].spcl = 0x80;
}
break;
case KBD_SHIFT:
c = i == 44? 2 /* lSh */: 3 /* rSh */; goto special;
case KBD_CAPS:
c = 4; goto special;
case KBD_NUM:
c = 5; goto special;
case KBD_SCROLL:
c = 6; goto special;
case KBD_META:
c = 7; goto special;
case KBD_CTL:
c = 9; goto special;
special:
for(j = 0; j < NUM_STATES; j++)
map->key[idx].map[j] = c;
map->key[idx].spcl = 0xff;
break;
default:
break;
}
}
}
#endif /* XSERVER */
/*---------------------------------------------------------------------------*
* switch keypad to numeric mode
*---------------------------------------------------------------------------*/
void
vt_keynum(struct video_state *svsp)
{
svsp->num_lock = 1;
update_led();
}
/*---------------------------------------------------------------------------*
* switch keypad to application mode
*---------------------------------------------------------------------------*/
void
vt_keyappl(struct video_state *svsp)
{
svsp->num_lock = 0;
update_led();
}
#if !PCVT_VT220KEYB /* !PCVT_VT220KEYB, HP-like Keyboard layout */
/*---------------------------------------------------------------------------*
* function bound to function key 1
*---------------------------------------------------------------------------*/
static void
fkey1(void)
{
if(!meta_down)
{
if((vsp->vt_pure_mode == M_HPVT)
&& (vsp->which_fkl == SYS_FKL))
toggl_columns(vsp);
else
more_chars = (u_char *)"\033[17~"; /* F6 */
}
else
{
if(vsp->vt_pure_mode == M_PUREVT
|| (vsp->which_fkl == USR_FKL))
more_chars = (u_char *)"\033[26~"; /* F14 */
}
}
/*---------------------------------------------------------------------------*
* function bound to function key 2
*---------------------------------------------------------------------------*/
static void
fkey2(void)
{
if(!meta_down)
{
if((vsp->vt_pure_mode == M_HPVT)
&& (vsp->which_fkl == SYS_FKL))
vt_ris(vsp);
else
more_chars = (u_char *)"\033[18~"; /* F7 */
}
else
{
if(vsp->vt_pure_mode == M_PUREVT
|| (vsp->which_fkl == USR_FKL))
more_chars = (u_char *)"\033[28~"; /* HELP */
}
}
/*---------------------------------------------------------------------------*
* function bound to function key 3
*---------------------------------------------------------------------------*/
static void
fkey3(void)
{
if(!meta_down)
{
if((vsp->vt_pure_mode == M_HPVT)
&& (vsp->which_fkl == SYS_FKL))
toggl_24l(vsp);
else
more_chars = (u_char *)"\033[19~"; /* F8 */
}
else
{
if(vsp->vt_pure_mode == M_PUREVT
|| (vsp->which_fkl == USR_FKL))
more_chars = (u_char *)"\033[29~"; /* DO */
}
}
/*---------------------------------------------------------------------------*
* function bound to function key 4
*---------------------------------------------------------------------------*/
static void
fkey4(void)
{
if(!meta_down)
{
#if PCVT_SHOWKEYS
if((vsp->vt_pure_mode == M_HPVT)
&& (vsp->which_fkl == SYS_FKL))
toggl_kbddbg(vsp);
else
more_chars = (u_char *)"\033[20~"; /* F9 */
#else
if(vsp->vt_pure_mode == M_PUREVT
|| (vsp->which_fkl == USR_FKL))
more_chars = (u_char *)"\033[20~"; /* F9 */
#endif /* PCVT_SHOWKEYS */
}
else
{
if(vsp->vt_pure_mode == M_PUREVT
|| (vsp->which_fkl == USR_FKL))
more_chars = (u_char *)"\033[31~"; /* F17 */
}
}
/*---------------------------------------------------------------------------*
* function bound to function key 5
*---------------------------------------------------------------------------*/
static void
fkey5(void)
{
if(!meta_down)
{
if((vsp->vt_pure_mode == M_HPVT)
&& (vsp->which_fkl == SYS_FKL))
toggl_bell(vsp);
else
more_chars = (u_char *)"\033[21~"; /* F10 */
}
else
{
if(vsp->vt_pure_mode == M_PUREVT
|| (vsp->which_fkl == USR_FKL))
more_chars = (u_char *)"\033[32~"; /* F18 */
}
}
/*---------------------------------------------------------------------------*
* function bound to function key 6
*---------------------------------------------------------------------------*/
static void
fkey6(void)
{
if(!meta_down)
{
if((vsp->vt_pure_mode == M_HPVT)
&& (vsp->which_fkl == SYS_FKL))
toggl_sevenbit(vsp);
else
more_chars = (u_char *)"\033[23~"; /* F11 */
}
else
{
if(vsp->vt_pure_mode == M_PUREVT
|| (vsp->which_fkl == USR_FKL))
more_chars = (u_char *)"\033[33~"; /* F19 */
}
}
/*---------------------------------------------------------------------------*
* function bound to function key 7
*---------------------------------------------------------------------------*/
static void
fkey7(void)
{
if(!meta_down)
{
if((vsp->vt_pure_mode == M_HPVT)
&& (vsp->which_fkl == SYS_FKL))
toggl_dspf(vsp);
else
more_chars = (u_char *)"\033[24~"; /* F12 */
}
else
{
if(vsp->vt_pure_mode == M_PUREVT
|| (vsp->which_fkl == USR_FKL))
more_chars = (u_char *)"\033[34~"; /* F20 */
}
}
/*---------------------------------------------------------------------------*
* function bound to function key 8
*---------------------------------------------------------------------------*/
static void
fkey8(void)
{
if(!meta_down)
{
if((vsp->vt_pure_mode == M_HPVT)
&& (vsp->which_fkl == SYS_FKL))
toggl_awm(vsp);
else
more_chars = (u_char *)"\033[25~"; /* F13 */
}
else
{
if(vsp->vt_pure_mode == M_PUREVT
|| (vsp->which_fkl == USR_FKL))
more_chars = (u_char *)"\033[35~"; /* F21 ? !! */
}
}
/*---------------------------------------------------------------------------*
* function bound to function key 9
*---------------------------------------------------------------------------*/
static void
fkey9(void)
{
if(meta_down)
{
if(vsp->vt_pure_mode == M_PUREVT)
return;
if(vsp->labels_on) /* toggle label display on/off */
fkl_off(vsp);
else
fkl_on(vsp);
}
else
{
do_vgapage(0);
}
}
/*---------------------------------------------------------------------------*
* function bound to function key 10
*---------------------------------------------------------------------------*/
static void
fkey10(void)
{
if(meta_down)
{
if(vsp->vt_pure_mode != M_PUREVT && vsp->labels_on)
{
if(vsp->which_fkl == USR_FKL)
sw_sfkl(vsp);
else if(vsp->which_fkl == SYS_FKL)
sw_ufkl(vsp);
}
}
else
{
do_vgapage(1);
}
}
/*---------------------------------------------------------------------------*
* function bound to function key 11
*---------------------------------------------------------------------------*/
static void
fkey11(void)
{
if(meta_down)
{
if(vsp->vt_pure_mode == M_PUREVT)
set_emulation_mode(vsp, M_HPVT);
else if(vsp->vt_pure_mode == M_HPVT)
set_emulation_mode(vsp, M_PUREVT);
}
else
{
do_vgapage(2);
}
}
/*---------------------------------------------------------------------------*
* function bound to function key 12
*---------------------------------------------------------------------------*/
static void
fkey12(void)
{
if(meta_down)
{
if(current_video_screen + 1 > totalscreens-1)
do_vgapage(0);
else
do_vgapage(current_video_screen + 1);
}
else
{
do_vgapage(3);
}
}
/*---------------------------------------------------------------------------*
* function bound to SHIFTED function key 1
*---------------------------------------------------------------------------*/
static void
sfkey1(void)
{
if(!meta_down)
{
if(vsp->ukt.length[0]) /* entry available ? */
more_chars = (u_char *)
&(vsp->udkbuf[vsp->ukt.first[0]]);
}
else
{
if(vsp->ukt.length[9]) /* entry available ? */
more_chars = (u_char *)
&(vsp->udkbuf[vsp->ukt.first[9]]);
}
}
/*---------------------------------------------------------------------------*
* function bound to SHIFTED function key 2
*---------------------------------------------------------------------------*/
static void
sfkey2(void)
{
if(!meta_down)
{
if(vsp->ukt.length[1]) /* entry available ? */
more_chars = (u_char *)
&(vsp->udkbuf[vsp->ukt.first[1]]);
}
else
{
if(vsp->ukt.length[11]) /* entry available ? */
more_chars = (u_char *)
&(vsp->udkbuf[vsp->ukt.first[11]]);
}
}
/*---------------------------------------------------------------------------*
* function bound to SHIFTED function key 3
*---------------------------------------------------------------------------*/
static void
sfkey3(void)
{
if(!meta_down)
{
if(vsp->ukt.length[2]) /* entry available ? */
more_chars = (u_char *)
&(vsp->udkbuf[vsp->ukt.first[2]]);
}
else
{
if(vsp->ukt.length[12]) /* entry available ? */
more_chars = (u_char *)
&(vsp->udkbuf[vsp->ukt.first[12]]);
}
}
/*---------------------------------------------------------------------------*
* function bound to SHIFTED function key 4
*---------------------------------------------------------------------------*/
static void
sfkey4(void)
{
if(!meta_down)
{
if(vsp->ukt.length[3]) /* entry available ? */
more_chars = (u_char *)
&(vsp->udkbuf[vsp->ukt.first[3]]);
}
else
{
if(vsp->ukt.length[13]) /* entry available ? */
more_chars = (u_char *)
&(vsp->udkbuf[vsp->ukt.first[13]]);
}
}
/*---------------------------------------------------------------------------*
* function bound to SHIFTED function key 5
*---------------------------------------------------------------------------*/
static void
sfkey5(void)
{
if(!meta_down)
{
if(vsp->ukt.length[4]) /* entry available ? */
more_chars = (u_char *)
&(vsp->udkbuf[vsp->ukt.first[4]]);
}
else
{
if(vsp->ukt.length[14]) /* entry available ? */
more_chars = (u_char *)
&(vsp->udkbuf[vsp->ukt.first[14]]);
}
}
/*---------------------------------------------------------------------------*
* function bound to SHIFTED function key 6
*---------------------------------------------------------------------------*/
static void
sfkey6(void)
{
if(!meta_down)
{
if(vsp->ukt.length[6]) /* entry available ? */
more_chars = (u_char *)
&(vsp->udkbuf[vsp->ukt.first[6]]);
}
else
{
if(vsp->ukt.length[15]) /* entry available ? */
more_chars = (u_char *)
&(vsp->udkbuf[vsp->ukt.first[15]]);
}
}
/*---------------------------------------------------------------------------*
* function bound to SHIFTED function key 7
*---------------------------------------------------------------------------*/
static void
sfkey7(void)
{
if(!meta_down)
{
if(vsp->ukt.length[7]) /* entry available ? */
more_chars = (u_char *)
&(vsp->udkbuf[vsp->ukt.first[7]]);
}
else
{
if(vsp->ukt.length[16]) /* entry available ? */
more_chars = (u_char *)
&(vsp->udkbuf[vsp->ukt.first[16]]);
}
}
/*---------------------------------------------------------------------------*
* function bound to SHIFTED function key 8
*---------------------------------------------------------------------------*/
static void
sfkey8(void)
{
if(!meta_down)
{
if(vsp->ukt.length[8]) /* entry available ? */
more_chars = (u_char *)
&(vsp->udkbuf[vsp->ukt.first[8]]);
}
else
{
if(vsp->ukt.length[17]) /* entry available ? */
more_chars = (u_char *)
&(vsp->udkbuf[vsp->ukt.first[17]]);
}
}
/*---------------------------------------------------------------------------*
* function bound to SHIFTED function key 9
*---------------------------------------------------------------------------*/
static void
sfkey9(void)
{
}
/*---------------------------------------------------------------------------*
* function bound to SHIFTED function key 10
*---------------------------------------------------------------------------*/
static void
sfkey10(void)
{
}
/*---------------------------------------------------------------------------*
* function bound to SHIFTED function key 11
*---------------------------------------------------------------------------*/
static void
sfkey11(void)
{
}
/*---------------------------------------------------------------------------*
* function bound to SHIFTED function key 12
*---------------------------------------------------------------------------*/
static void
sfkey12(void)
{
}
/*---------------------------------------------------------------------------*
* function bound to control function key 1
*---------------------------------------------------------------------------*/
static void
cfkey1(void)
{
if(meta_down)
do_vgapage(0);
}
/*---------------------------------------------------------------------------*
* function bound to control function key 2
*---------------------------------------------------------------------------*/
static void
cfkey2(void)
{
if(meta_down)
do_vgapage(1);
}
/*---------------------------------------------------------------------------*
* function bound to control function key 3
*---------------------------------------------------------------------------*/
static void
cfkey3(void)
{
if(meta_down)
do_vgapage(2);
}
/*---------------------------------------------------------------------------*
* function bound to control function key 4
*---------------------------------------------------------------------------*/
static void
cfkey4(void)
{
if(meta_down)
do_vgapage(3);
}
/*---------------------------------------------------------------------------*
* function bound to control function key 5
*---------------------------------------------------------------------------*/
static void
cfkey5(void)
{
if(meta_down)
do_vgapage(4);
}
/*---------------------------------------------------------------------------*
* function bound to control function key 6
*---------------------------------------------------------------------------*/
static void
cfkey6(void)
{
if(meta_down)
do_vgapage(5);
}
/*---------------------------------------------------------------------------*
* function bound to control function key 7
*---------------------------------------------------------------------------*/
static void
cfkey7(void)
{
if(meta_down)
do_vgapage(6);
}
/*---------------------------------------------------------------------------*
* function bound to control function key 8
*---------------------------------------------------------------------------*/
static void
cfkey8(void)
{
if(meta_down)
do_vgapage(7);
}
/*---------------------------------------------------------------------------*
* function bound to control function key 9
*---------------------------------------------------------------------------*/
static void
cfkey9(void)
{
if(meta_down)
do_vgapage(8);
}
/*---------------------------------------------------------------------------*
* function bound to control function key 10
*---------------------------------------------------------------------------*/
static void
cfkey10(void)
{
if(meta_down)
do_vgapage(9);
}
/*---------------------------------------------------------------------------*
* function bound to control function key 11
*---------------------------------------------------------------------------*/
static void
cfkey11(void)
{
if(meta_down)
do_vgapage(10);
}
/*---------------------------------------------------------------------------*
* function bound to control function key 12
*---------------------------------------------------------------------------*/
static void
cfkey12(void)
{
if(meta_down)
do_vgapage(11);
}
#else /* PCVT_VT220 - VT220-like Keyboard layout */
/*---------------------------------------------------------------------------*
* function bound to function key 1
*---------------------------------------------------------------------------*/
static void
fkey1(void)
{
if(meta_down)
more_chars = (u_char *)"\033[23~"; /* F11 */
else
do_vgapage(0);
}
/*---------------------------------------------------------------------------*
* function bound to function key 2
*---------------------------------------------------------------------------*/
static void
fkey2(void)
{
if(meta_down)
more_chars = (u_char *)"\033[24~"; /* F12 */
else
do_vgapage(1);
}
/*---------------------------------------------------------------------------*
* function bound to function key 3
*---------------------------------------------------------------------------*/
static void
fkey3(void)
{
if(meta_down)
more_chars = (u_char *)"\033[25~"; /* F13 */
else
do_vgapage(2);
}
/*---------------------------------------------------------------------------*
* function bound to function key 4
*---------------------------------------------------------------------------*/
static void
fkey4(void)
{
if(meta_down)
more_chars = (u_char *)"\033[26~"; /* F14 */
else
do_vgapage(3);
}
/*---------------------------------------------------------------------------*
* function bound to function key 5
*---------------------------------------------------------------------------*/
static void
fkey5(void)
{
if(meta_down)
more_chars = (u_char *)"\033[28~"; /* Help */
else
{
if((current_video_screen + 1) > totalscreens-1)
do_vgapage(0);
else
do_vgapage(current_video_screen + 1);
}
}
/*---------------------------------------------------------------------------*
* function bound to function key 6
*---------------------------------------------------------------------------*/
static void
fkey6(void)
{
if(meta_down)
more_chars = (u_char *)"\033[29~"; /* DO */
else
more_chars = (u_char *)"\033[17~"; /* F6 */
}
/*---------------------------------------------------------------------------*
* function bound to function key 7
*---------------------------------------------------------------------------*/
static void
fkey7(void)
{
if(meta_down)
more_chars = (u_char *)"\033[31~"; /* F17 */
else
more_chars = (u_char *)"\033[18~"; /* F7 */
}
/*---------------------------------------------------------------------------*
* function bound to function key 8
*---------------------------------------------------------------------------*/
static void
fkey8(void)
{
if(meta_down)
more_chars = (u_char *)"\033[32~"; /* F18 */
else
more_chars = (u_char *)"\033[19~"; /* F8 */
}
/*---------------------------------------------------------------------------*
* function bound to function key 9
*---------------------------------------------------------------------------*/
static void
fkey9(void)
{
if(meta_down)
more_chars = (u_char *)"\033[33~"; /* F19 */
else
more_chars = (u_char *)"\033[20~"; /* F9 */
}
/*---------------------------------------------------------------------------*
* function bound to function key 10
*---------------------------------------------------------------------------*/
static void
fkey10(void)
{
if(meta_down)
more_chars = (u_char *)"\033[34~"; /* F20 */
else
more_chars = (u_char *)"\033[21~"; /* F10 */
}
/*---------------------------------------------------------------------------*
* function bound to function key 11
*---------------------------------------------------------------------------*/
static void
fkey11(void)
{
if(meta_down)
more_chars = (u_char *)"\0x8FP"; /* PF1 */
else
more_chars = (u_char *)"\033[23~"; /* F11 */
}
/*---------------------------------------------------------------------------*
* function bound to function key 12
*---------------------------------------------------------------------------*/
static void
fkey12(void)
{
if(meta_down)
more_chars = (u_char *)"\0x8FQ"; /* PF2 */
else
more_chars = (u_char *)"\033[24~"; /* F12 */
}
/*---------------------------------------------------------------------------*
* function bound to SHIFTED function key 1
*---------------------------------------------------------------------------*/
static void
sfkey1(void)
{
if(meta_down)
{
if(vsp->ukt.length[6]) /* entry available ? */
more_chars = (u_char *)
&(vsp->udkbuf[vsp->ukt.first[6]]);
else
more_chars = (u_char *)"\033[23~"; /* F11 */
}
else
{
do_vgapage(4);
}
}
/*---------------------------------------------------------------------------*
* function bound to SHIFTED function key 2
*---------------------------------------------------------------------------*/
static void
sfkey2(void)
{
if(meta_down)
{
if(vsp->ukt.length[7]) /* entry available ? */
more_chars = (u_char *)
&(vsp->udkbuf[vsp->ukt.first[7]]);
else
more_chars = (u_char *)"\033[24~"; /* F12 */
}
else
{
do_vgapage(5);
}
}
/*---------------------------------------------------------------------------*
* function bound to SHIFTED function key 3
*---------------------------------------------------------------------------*/
static void
sfkey3(void)
{
if(meta_down)
{
if(vsp->ukt.length[8]) /* entry available ? */
more_chars = (u_char *)
&(vsp->udkbuf[vsp->ukt.first[8]]);
else
more_chars = (u_char *)"\033[25~"; /* F13 */
}
else
{
do_vgapage(6);
}
}
/*---------------------------------------------------------------------------*
* function bound to SHIFTED function key 4
*---------------------------------------------------------------------------*/
static void
sfkey4(void)
{
if(meta_down)
{
if(vsp->ukt.length[9]) /* entry available ? */
more_chars = (u_char *)
&(vsp->udkbuf[vsp->ukt.first[9]]);
else
more_chars = (u_char *)"\033[26~"; /* F14 */
}
else
{
do_vgapage(7);
}
}
/*---------------------------------------------------------------------------*
* function bound to SHIFTED function key 5
*---------------------------------------------------------------------------*/
static void
sfkey5(void)
{
if(meta_down)
{
if(vsp->ukt.length[11]) /* entry available ? */
more_chars = (u_char *)
&(vsp->udkbuf[vsp->ukt.first[11]]);
else
more_chars = (u_char *)"\033[28~"; /* Help */
}
else
{
if(current_video_screen <= 0)
do_vgapage(totalscreens-1);
else
do_vgapage(current_video_screen - 1);
}
}
/*---------------------------------------------------------------------------*
* function bound to SHIFTED function key 6
*---------------------------------------------------------------------------*/
static void
sfkey6(void)
{
if(!meta_down)
{
if(vsp->ukt.length[0]) /* entry available ? */
more_chars = (u_char *)
&(vsp->udkbuf[vsp->ukt.first[0]]);
else
more_chars = (u_char *)"\033[17~"; /* F6 */
}
else if(vsp->ukt.length[12]) /* entry available ? */
more_chars = (u_char *)
&(vsp->udkbuf[vsp->ukt.first[12]]);
else
more_chars = (u_char *)"\033[29~"; /* DO */
}
/*---------------------------------------------------------------------------*
* function bound to SHIFTED function key 7
*---------------------------------------------------------------------------*/
static void
sfkey7(void)
{
if(!meta_down)
{
if(vsp->ukt.length[1]) /* entry available ? */
more_chars = (u_char *)
&(vsp->udkbuf[vsp->ukt.first[1]]);
else
more_chars = (u_char *)"\033[18~"; /* F7 */
}
else if(vsp->ukt.length[14]) /* entry available ? */
more_chars = (u_char *)
&(vsp->udkbuf[vsp->ukt.first[14]]);
else
more_chars = (u_char *)"\033[31~"; /* F17 */
}
/*---------------------------------------------------------------------------*
* function bound to SHIFTED function key 8
*---------------------------------------------------------------------------*/
static void
sfkey8(void)
{
if(!meta_down)
{
if(vsp->ukt.length[2]) /* entry available ? */
more_chars = (u_char *)
&(vsp->udkbuf[vsp->ukt.first[2]]);
else
more_chars = (u_char *)"\033[19~"; /* F8 */
}
else if(vsp->ukt.length[14]) /* entry available ? */
more_chars = (u_char *)
&(vsp->udkbuf[vsp->ukt.first[15]]);
else
more_chars = (u_char *)"\033[32~"; /* F18 */
}
/*---------------------------------------------------------------------------*
* function bound to SHIFTED function key 9
*---------------------------------------------------------------------------*/
static void
sfkey9(void)
{
if(!meta_down)
{
if(vsp->ukt.length[3]) /* entry available ? */
more_chars = (u_char *)
&(vsp->udkbuf[vsp->ukt.first[3]]);
else
more_chars = (u_char *)"\033[20~"; /* F9 */
}
else if(vsp->ukt.length[16]) /* entry available ? */
more_chars = (u_char *)
&(vsp->udkbuf[vsp->ukt.first[16]]);
else
more_chars = (u_char *)"\033[33~"; /* F19 */
}
/*---------------------------------------------------------------------------*
* function bound to SHIFTED function key 10
*---------------------------------------------------------------------------*/
static void
sfkey10(void)
{
if(!meta_down)
{
if(vsp->ukt.length[4]) /* entry available ? */
more_chars = (u_char *)
&(vsp->udkbuf[vsp->ukt.first[4]]);
else
more_chars = (u_char *)"\033[21~"; /* F10 */
}
else if(vsp->ukt.length[17]) /* entry available ? */
more_chars = (u_char *)
&(vsp->udkbuf[vsp->ukt.first[17]]);
else
more_chars = (u_char *)"\033[34~"; /* F20 */
}
/*---------------------------------------------------------------------------*
* function bound to SHIFTED function key 11
*---------------------------------------------------------------------------*/
static void
sfkey11(void)
{
if(!meta_down)
{
if(vsp->ukt.length[6]) /* entry available ? */
more_chars = (u_char *)
&(vsp->udkbuf[vsp->ukt.first[6]]);
else
more_chars = (u_char *)"\033[23~"; /* F11 */
}
}
/*---------------------------------------------------------------------------*
* function bound to SHIFTED function key 12
*---------------------------------------------------------------------------*/
static void
sfkey12(void)
{
if(!meta_down)
{
if(vsp->ukt.length[7]) /* entry available ? */
more_chars = (u_char *)
&(vsp->udkbuf[vsp->ukt.first[7]]);
else
more_chars = (u_char *)"\033[24~"; /* F12 */
}
}
/*---------------------------------------------------------------------------*
* function bound to control function key 1
*---------------------------------------------------------------------------*/
static void
cfkey1(void)
{
if(vsp->which_fkl == SYS_FKL)
toggl_columns(vsp);
}
/*---------------------------------------------------------------------------*
* function bound to control function key 2
*---------------------------------------------------------------------------*/
static void
cfkey2(void)
{
if(vsp->which_fkl == SYS_FKL)
vt_ris(vsp);
}
/*---------------------------------------------------------------------------*
* function bound to control function key 3
*---------------------------------------------------------------------------*/
static void
cfkey3(void)
{
if(vsp->which_fkl == SYS_FKL)
toggl_24l(vsp);
}
/*---------------------------------------------------------------------------*
* function bound to control function key 4
*---------------------------------------------------------------------------*/
static void
cfkey4(void)
{
#if PCVT_SHOWKEYS
if(vsp->which_fkl == SYS_FKL)
toggl_kbddbg(vsp);
#endif /* PCVT_SHOWKEYS */
}
/*---------------------------------------------------------------------------*
* function bound to control function key 5
*---------------------------------------------------------------------------*/
static void
cfkey5(void)
{
if(vsp->which_fkl == SYS_FKL)
toggl_bell(vsp);
}
/*---------------------------------------------------------------------------*
* function bound to control function key 6
*---------------------------------------------------------------------------*/
static void
cfkey6(void)
{
if(vsp->which_fkl == SYS_FKL)
toggl_sevenbit(vsp);
}
/*---------------------------------------------------------------------------*
* function bound to control function key 7
*---------------------------------------------------------------------------*/
static void
cfkey7(void)
{
if(vsp->which_fkl == SYS_FKL)
toggl_dspf(vsp);
}
/*---------------------------------------------------------------------------*
* function bound to control function key 8
*---------------------------------------------------------------------------*/
static void
cfkey8(void)
{
if(vsp->which_fkl == SYS_FKL)
toggl_awm(vsp);
}
/*---------------------------------------------------------------------------*
* function bound to control function key 9
*---------------------------------------------------------------------------*/
static void
cfkey9(void)
{
if(vsp->labels_on) /* toggle label display on/off */
fkl_off(vsp);
else
fkl_on(vsp);
}
/*---------------------------------------------------------------------------*
* function bound to control function key 10
*---------------------------------------------------------------------------*/
static void
cfkey10(void)
{
if(vsp->labels_on) /* toggle user/system fkey labels */
{
if(vsp->which_fkl == USR_FKL)
sw_sfkl(vsp);
else if(vsp->which_fkl == SYS_FKL)
sw_ufkl(vsp);
}
}
/*---------------------------------------------------------------------------*
* function bound to control function key 11
*---------------------------------------------------------------------------*/
static void
cfkey11(void)
{
if(vsp->vt_pure_mode == M_PUREVT)
set_emulation_mode(vsp, M_HPVT);
else if(vsp->vt_pure_mode == M_HPVT)
set_emulation_mode(vsp, M_PUREVT);
}
/*---------------------------------------------------------------------------*
* function bound to control function key 12
*---------------------------------------------------------------------------*/
static void
cfkey12(void)
{
}
#endif /* PCVT_VT220KEYB */
/*---------------------------------------------------------------------------*
*
*---------------------------------------------------------------------------*/
static void
scrollback_save_screen(void)
{
int x = spltty();
register size_t s;
s = sizeof(u_short) * vsp->screen_rowsize * vsp->maxcol;
if (scrollback_savedscreen)
free(scrollback_savedscreen, M_TEMP);
scrnsv_size = s;
if (!(scrollback_savedscreen = (u_short *)malloc(s, M_TEMP, M_NOWAIT)))
{
splx(x);
return;
}
bcopy(vsp->Crtat, scrollback_savedscreen, scrnsv_size);
splx(x);
}
/*---------------------------------------------------------------------------*
*
*---------------------------------------------------------------------------*/
static void
scrollback_restore_screen(void)
{
if (scrollback_savedscreen)
bcopy(scrollback_savedscreen, vsp->Crtat, scrnsv_size);
}
/* ------------------------------- EOF -------------------------------------*/
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