e03198972c
Add XSERV_t, TRANS_SERVER, TRANS_REOPEN to quash warnings.
Add #include <dix-config.h> or <xorg-config.h>, as appropriate, to all
source files in the xserver/xorg tree, predicated on defines of
HAVE_{DIX,XORG}_CONFIG_H. Change all Xfont includes to
<X11/fonts/foo.h>.
292 lines
6.5 KiB
C
292 lines
6.5 KiB
C
/*
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* Copyright 2004, Egbert Eich
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to
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* deal in the Software without restriction, including without limitation the
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* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* EGBERT EICH BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CON-
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* NECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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* Except as contained in this notice, the name of Egbert Eich shall not
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* be used in advertising or otherwise to promote the sale, use or other deal-
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*ings in this Software without prior written authorization from Egbert Eich.
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*
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*/
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#ifdef HAVE_XORG_CONFIG_H
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#include <xorg-config.h>
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#endif
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#include <X11/X.h>
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#include <X11/Xmd.h>
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#include "compiler.h"
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#include "xf86.h"
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#include "xf86Priv.h"
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#include "xf86_OSlib.h"
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#include "lnx.h"
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#include <sys/stat.h>
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#include <string.h>
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#include <errno.h>
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struct {
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int width;
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int height;
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int charcount;
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unsigned char *data;
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} lnxfont = { 0, 0, 0, NULL };
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static Bool
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getfont(int *width, int *height,
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int *charcount, unsigned char *data)
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{
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struct console_font_op op;
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struct consolefontdesc ds;
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int result;
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op.op = KD_FONT_OP_GET;
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op.width = *width;
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op.height = *height;
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op.charcount = *charcount;
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op.data = data;
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op.flags = 0;
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SYSCALL(result = ioctl(xf86Info.consoleFd, KDFONTOP, &op));
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#ifdef DEBUG
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ErrorF("Console font read: h: %i count: %i\n",op.height,op.charcount);
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#endif
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if (!result) {
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*width = op.width;
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*height = op.height;
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*charcount = op.charcount;
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return TRUE;
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}
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if (errno != ENOSYS && errno != EINVAL)
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return FALSE;
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/* GIO_FONTX fallback */
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ds.charcount = *charcount;
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ds.charheight = *height;
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ds.chardata = (char *)data;
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*width = 8;
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SYSCALL(result = ioctl(xf86Info.consoleFd, GIO_FONTX, &ds));
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if (!result) {
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*charcount = ds.charcount;
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*height = ds.charheight;
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return TRUE;
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}
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if (errno != ENOSYS && errno != EINVAL)
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return FALSE;
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/* GIO_FONT fallback */
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if (*charcount < 256)
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return FALSE;
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SYSCALL(result = ioctl(xf86Info.consoleFd, GIO_FONT, data));
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if (!result) {
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*height = 0;
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*charcount = 512;
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return TRUE;
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}
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return FALSE;
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}
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#define VERSION_LEN 31
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Bool
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lnx_savefont(void)
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{
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unsigned char *fontdata;
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#if CHECK_OS_VERSION
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char kernel_version[VERSION_LEN + 1];
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int k_major, k_minor, k_release;
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#endif
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int size;
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int fd;
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int width = 32, height = 32, charcount = 2048;
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#ifdef DEBUG
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ErrorF("SAVE font\n");
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#endif
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#if CHECK_OS_VERSION
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/* Check if the kernel has full support for this */
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if ((fd = open ("/proc/sys/kernel/osrelease",O_RDONLY)) == -1) {
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close (fd);
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return TRUE;
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}
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size = read(fd, kernel_version, VERSION_LEN);
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close (fd);
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if (size < 0)
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return TRUE;
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size = sscanf(kernel_version, "%d.%d.%d",&k_major,&k_minor,&k_release);
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if (size < 3
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|| (k_major < 2)
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|| ((k_major == 2)
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&& ((k_minor < 6)
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|| ( k_minor == 6
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&& k_release < 11))))
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return TRUE;
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#endif
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/* if we are in fbdev mode we don't bother saving fonts */
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if ((fd = open ("/dev/fb0",O_RDWR)) != -1) {
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close (fd);
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return TRUE;
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}
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if (!getfont(&width, &height, &charcount, NULL)) {
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xf86Msg(X_WARNING,
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"lnx_savefont: cannot obtain font info\n");
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goto error;
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} else if (charcount == 2048) {
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xf86Msg(X_WARNING, "lnx_savefont: "
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"kernel bug: kernel doesn't report font info\n");
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return FALSE;
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}
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size = (width + 7)/8 * 32 * charcount;
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fontdata = (unsigned char *)xnfalloc(size);
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if (!fontdata) {
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xf86Msg(X_WARNING,
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"lnx_savefont: cannot allocate memory to save font\n");
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goto error;
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}
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if (!getfont(&width, &height, &charcount, fontdata)) {
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xf86Msg(X_WARNING,"lnx_savefont: cannot read font data\n");
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goto error;
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}
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lnxfont.width = width;
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lnxfont.height = height;
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lnxfont.charcount = charcount;
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lnxfont.data = fontdata;
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return TRUE;
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error:
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return FALSE;
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}
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static Bool
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setfont(int width, int height,
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int charcount, unsigned char *data)
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{
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struct console_font_op op;
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struct consolefontdesc ds;
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int result;
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op.op = KD_FONT_OP_SET;
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op.flags = 0;
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op.charcount = charcount;
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op.width = width;
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op.height = height;
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op.data = data;
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SYSCALL(result = ioctl(xf86Info.consoleFd, KDFONTOP, &op));
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if (!result)
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return TRUE;
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if (errno != ENOSYS && errno != EINVAL)
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return FALSE;
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/* PIO_FONTX fallback */
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if (width != 8)
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return FALSE;
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ds.charcount = charcount;
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ds.chardata = (char *)data;
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ds.charheight = height;
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SYSCALL(result = ioctl(xf86Info.consoleFd, PIO_FONTX, &ds));
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if (!result)
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return TRUE;
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if (errno != ENOSYS && errno != EINVAL)
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return FALSE;
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/* PIO_FONT fallback */
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SYSCALL(result = ioctl(xf86Info.consoleFd, PIO_FONT, data));
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if (!result)
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return TRUE;
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return FALSE;
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}
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Bool
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lnx_restorefont(void)
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{
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if (lnxfont.data == NULL)
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return FALSE;
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#ifdef DEBUG
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ErrorF("RESTORE font\n");
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#endif
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#if 0
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/* must wack the height to make the kernel reprogram the VGA registers */
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if (!setfont(lnxfont.width, lnxfont.height + 1, lnxfont.charcount,
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lnxfont.data)) {
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xf86Msg(X_WARNING,"lnx_fontretore: cannot write font data\n");
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return FALSE;
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}
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#endif
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if (!setfont(lnxfont.width, lnxfont.height, lnxfont.charcount,
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lnxfont.data)) {
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xf86Msg(X_WARNING,"lnx_restorefont: cannot write font data\n");
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return FALSE;
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}
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return TRUE;
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}
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Bool
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lnx_switchaway(void)
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{
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Bool ret;
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/* temporarily switch to text mode */
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ioctl(xf86Info.consoleFd, KDSETMODE, KD_TEXT);
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ret = lnx_restorefont();
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ioctl(xf86Info.consoleFd, KDSETMODE, KD_GRAPHICS);
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return ret;
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}
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void
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lnx_freefontdata(void)
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{
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if (lnxfont.data == NULL)
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return;
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xfree(lnxfont.data);
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lnxfont.data = NULL;
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lnxfont.width = lnxfont.height = lnxfont.charcount = 0;
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}
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