116 lines
2.7 KiB
C
116 lines
2.7 KiB
C
/* $NetBSD: wsfontdev.c,v 1.1 2001/09/03 17:05:20 drochner Exp $ */
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/*
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* Copyright (c) 2001
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* Matthias Drochner. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions, and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/conf.h>
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#include <sys/ioctl.h>
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#include <sys/malloc.h>
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#include <dev/wsfont/wsfont.h>
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#include <dev/wscons/wsconsio.h> /* XXX */
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void wsfontattach(int);
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cdev_decl(wsfont);
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static int wsfont_isopen;
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void
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wsfontattach(n)
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int n;
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{
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wsfont_init();
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}
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int
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wsfontopen(dev, flag, mode, p)
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dev_t dev;
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int flag, mode;
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struct proc *p;
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{
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if (wsfont_isopen)
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return (EBUSY);
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wsfont_isopen = 1;
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return (0);
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}
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int
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wsfontclose(dev, flag, mode, p)
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dev_t dev;
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int flag, mode;
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struct proc *p;
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{
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wsfont_isopen = 0;
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return (0);
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}
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int
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wsfontioctl(dev, cmd, data, flag, p)
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dev_t dev;
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u_long cmd;
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caddr_t data;
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int flag;
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struct proc *p;
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{
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char nbuf[16];
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void *buf;
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int res;
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switch (cmd) {
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case WSDISPLAYIO_LDFONT:
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#define d ((struct wsdisplay_font *)data)
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if (d->name) {
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res = copyinstr(d->name, nbuf, sizeof(nbuf), 0);
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if (res)
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return (res);
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d->name = nbuf;
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} else
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d->name = "loaded"; /* ??? */
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buf = malloc(d->fontheight * d->stride * d->numchars,
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M_DEVBUF, M_WAITOK);
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res = copyin(d->data, buf,
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d->fontheight * d->stride * d->numchars);
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if (res) {
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free(buf, M_DEVBUF);
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return (res);
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}
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d->data = buf;
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res = wsfont_add(d, 1);
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free(buf, M_DEVBUF);
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#undef d
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return (res);
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default:
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return (EINVAL);
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}
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return (0);
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}
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