GCC Code Coverage Report
Directory: ./ Exec Total Coverage
File: usr.sbin/wsfontload/wsfontload.c Lines: 0 114 0.0 %
Date: 2017-11-07 Branches: 0 77 0.0 %

Line Branch Exec Source
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/* $OpenBSD: wsfontload.c,v 1.20 2017/08/23 09:15:33 fcambus Exp $ */
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/* $NetBSD: wsfontload.c,v 1.2 2000/01/05 18:46:43 ad Exp $ */
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/*
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 * Copyright (c) 1999
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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 ``AS IS'' AND ANY EXPRESS OR
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 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 *
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 */
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#include <sys/ioctl.h>
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#include <sys/stat.h>
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#include <sys/time.h>
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#include <sys/types.h>
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#include <err.h>
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#include <fcntl.h>
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#include <limits.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <dev/wscons/wsconsio.h>
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#define DEFDEV		"/dev/ttyCcfg"
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#define DEFENC		WSDISPLAY_FONTENC_ISO
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#define DEFBITORDER	WSDISPLAY_FONTORDER_L2R
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#define DEFBYTEORDER	WSDISPLAY_FONTORDER_L2R
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int main(int, char**);
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static void usage(void);
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static int getencoding(char *);
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static void
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usage(void)
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{
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	extern char *__progname;
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	(void)fprintf(stderr,
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	    "usage: %s [-Bbl] [-e encoding] [-f file] [-h height] [-N name]\n"
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	    "       %*s [-w width] [fontfile]\n",
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	    __progname, (int)strlen(__progname), "");
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	exit(1);
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}
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static const struct {
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	const char *name;
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	int val;
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} encodings[] = {
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	{"iso",  WSDISPLAY_FONTENC_ISO},
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	{"ibm",  WSDISPLAY_FONTENC_IBM},
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};
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int
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main(int argc, char *argv[])
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{
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	char *wsdev, *infile, *p;
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	struct wsdisplay_font f;
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	int c, res, wsfd, ffd, type, list, i;
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	int defwidth, defheight;
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	struct stat stat;
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	size_t len;
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	void *buf;
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	const char *errstr;
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	wsdev = DEFDEV;
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	memset(&f, 0, sizeof f);
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	f.firstchar = f.numchars = -1;
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	f.encoding = -1;
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	list = 0;
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	while ((c = getopt(argc, argv, "bB:e:f:h:lN:w:")) != -1) {
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		switch (c) {
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		case 'f':
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			wsdev = optarg;
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			break;
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		case 'w':
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			f.fontwidth = strtonum(optarg, 1, INT_MAX, &errstr);
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			if (errstr)
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				errx(1, "font width is %s: %s", errstr, optarg);
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			break;
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		case 'h':
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			f.fontheight = strtonum(optarg, 1, INT_MAX, &errstr);
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			if (errstr)
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				errx(1, "font height is %s: %s",
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				    errstr, optarg);
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			break;
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		case 'e':
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			f.encoding = getencoding(optarg);
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			break;
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		case 'l':
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			list = 1;
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			break;
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		case 'N':
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			strlcpy(f.name, optarg, WSFONT_NAME_SIZE);
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			break;
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		case 'b':
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			f.bitorder = WSDISPLAY_FONTORDER_R2L;
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			break;
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		case 'B':
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			f.byteorder = WSDISPLAY_FONTORDER_R2L;
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			break;
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		case '?':
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		default:
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			usage();
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			break;
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		}
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	}
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	argc -= optind;
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	argv += optind;
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	if (list && argc)
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		usage();
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	if (argc > 1)
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		usage();
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	wsfd = open(wsdev, O_RDWR, 0);
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	if (wsfd < 0)
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		err(2, "open %s", wsdev);
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	if (list) {
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		i = 0;
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		p = " # Name                             Encoding  W  H";
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		do {
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			f.index = i;
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			res = ioctl(wsfd, WSDISPLAYIO_LSFONT, &f);
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			if (res == 0) {
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				if (f.name[0]) {
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					if (p) {
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						puts(p);
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						p = NULL;
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					}
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					printf("%2d %-32s %8s %2d %2d\n",
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					    f.index, f.name,
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					    encodings[f.encoding].name,
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					    f.fontwidth, f.fontheight);
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				}
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			}
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			i++;
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		} while(res == 0);
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		close(wsfd);
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		return (0);
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	}
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	if (argc > 0) {
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		infile = argv[0];
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		ffd = open(infile, O_RDONLY, 0);
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		if (ffd < 0)
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			err(4, "open %s", infile);
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		if (!*f.name)
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			strlcpy(f.name, infile, WSFONT_NAME_SIZE);
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	} else {
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		infile = "stdin";
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		ffd = STDIN_FILENO;
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	}
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	res = ioctl(wsfd, WSDISPLAYIO_GTYPE, &type);
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	if (res != 0)
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		type = WSDISPLAY_TYPE_UNKNOWN;
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	switch (type) {
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	/* text-mode VGA */
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	case WSDISPLAY_TYPE_ISAVGA:
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	case WSDISPLAY_TYPE_PCIVGA:
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		defwidth = 8;
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		defheight = 16;
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		break;
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	/* raster frame buffers */
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	default:
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		/* XXX ought to be computed from the frame buffer resolution */
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		defwidth = 12;
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		defheight = 22;
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		break;
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	}
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	f.index = -1;
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	if (f.fontwidth == 0)
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		f.fontwidth = defwidth;
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	if (f.fontheight == 0)
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		f.fontheight = defheight;
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	if (f.stride == 0)
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		f.stride = (f.fontwidth + 7) / 8;
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	if (f.encoding < 0)
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		f.encoding = DEFENC;
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	if (f.bitorder == 0)
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		f.bitorder = DEFBITORDER;
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	if (f.byteorder == 0)
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		f.byteorder = DEFBYTEORDER;
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	if (f.firstchar < 0)
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		f.firstchar = 0;
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	if (f.numchars < 0) {
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		f.numchars = 256;
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		if (argc > 0) {
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			if (fstat(ffd, &stat) == 0)
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				f.numchars = stat.st_size /
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				    f.stride / f.fontheight;
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		}
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	}
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	len = f.fontheight * f.numchars * f.stride;
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	if (!len)
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		errx(1, "invalid font size");
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	buf = malloc(len);
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	if (!buf)
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		errx(1, "malloc");
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	res = read(ffd, buf, len);
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	if (res < 0)
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		err(4, "read %s", infile);
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	if (res != len)
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		errx(4, "short read on %s", infile);
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	f.data = buf;
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	res = ioctl(wsfd, WSDISPLAYIO_LDFONT, &f);
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	if (res < 0)
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		err(3, "WSDISPLAYIO_LDFONT");
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	return (0);
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}
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static int
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getencoding(char *name)
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{
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	int i;
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	for (i = 0; i < sizeof(encodings) / sizeof(encodings[0]); i++)
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		if (!strcmp(name, encodings[i].name))
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			return (encodings[i].val);
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	if (sscanf(name, "%d", &i) != 1)
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		errx(1, "invalid encoding");
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	return (i);
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}