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fixes grep, added loadfont from debian bootfloppies.

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-Erik
This commit is contained in:
Eric Andersen 1999-10-19 06:02:44 +00:00
parent abc7d597cb
commit 3e0fbae15e
8 changed files with 598 additions and 196 deletions
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3
applets/busybox.c
View File

@ -72,6 +72,9 @@ static const struct Applet applets[] = {
#ifdef BB_LN //bin
{"ln", ln_main},
#endif
#ifdef BB_LOADFONT //usr/bin
{"loadfont", loadfont_main},
#endif
#ifdef BB_LOADKMAP //sbin
{"loadkmap", loadkmap_main},
#endif

3
busybox.c
View File

@ -72,6 +72,9 @@ static const struct Applet applets[] = {
#ifdef BB_LN //bin
{"ln", ln_main},
#endif
#ifdef BB_LOADFONT //usr/bin
{"loadfont", loadfont_main},
#endif
#ifdef BB_LOADKMAP //sbin
{"loadkmap", loadkmap_main},
#endif

17
busybox.def.h
View File

@ -13,29 +13,30 @@
#define BB_DD
#define BB_DF
#define BB_DMESG
#define BB_DUTMP
//#define BB_DUTMP
#define BB_FALSE
#define BB_FDFLUSH
#define BB_FIND
#define BB_GREP
//#define BB_HALT
#define BB_HALT
#define BB_INIT
#define BB_KILL
//#define BB_LENGTH
#define BB_LN
#define BB_LOADFONT
#define BB_LOADKMAP
#define BB_LS
#define BB_MAKEDEVS
//#define BB_MAKEDEVS
//#define BB_MATH
#define BB_MKDIR
#define BB_MKNOD
//#define BB_MKSWAP
#define BB_MNC
#define BB_MKSWAP
//#define BB_MNC
#define BB_MORE
#define BB_MOUNT
//#define BB_MT
#define BB_MT
#define BB_MV
#define BB_PRINTF
//#define BB_PRINTF
#define BB_PWD
#define BB_REBOOT
#define BB_RM
@ -50,4 +51,4 @@
#define BB_UPDATE
#define BB_UTILITY
#define BB_ZCAT
#define BB_GZIP
//#define BB_GZIP

234
console-tools/loadfont.c Normal file
View File

@ -0,0 +1,234 @@
/*
* loadfont.c - Eugene Crosser & Andries Brouwer
*
* Version 0.96bb
*
* Loads the console font, and possibly the corresponding screen map(s).
* (Adapted for busybox by Matej Vela.)
*/
#include "internal.h"
#include <stdio.h>
#include <string.h>
#include <fcntl.h>
#include <memory.h>
#include <stdlib.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <dirent.h>
#include <errno.h>
#include <sys/ioctl.h>
#include <sys/kd.h>
#include <endian.h>
#define PSF_MAGIC1 0x36
#define PSF_MAGIC2 0x04
#define PSF_MODE512 0x01
#define PSF_MODEHASTAB 0x02
#define PSF_MAXMODE 0x03
#define PSF_SEPARATOR 0xFFFF
static const char loadfont_usage[] = "loadfont\n"
"\n"
"\tLoad a console font from standard input.\n"
"\n";
struct psf_header
{
unsigned char magic1, magic2; /* Magic number */
unsigned char mode; /* PSF font mode */
unsigned char charsize; /* Character size */
};
#define PSF_MAGIC_OK(x) ((x).magic1 == PSF_MAGIC1 && (x).magic2 == PSF_MAGIC2)
static void loadnewfont(int fd);
extern int
loadfont_main(int argc, char **argv)
{
int fd;
fd = open("/dev/tty0", O_RDWR);
if (fd < 0) {
fprintf(stderr, "Error opening /dev/tty0: %s\n", strerror(errno));
return 1;
}
loadnewfont(fd);
return 0;
}
static void
do_loadfont(int fd, char *inbuf, int unit, int fontsize) {
char buf[16384];
int i;
memset(buf,0,sizeof(buf));
if (unit < 1 || unit > 32) {
fprintf(stderr, "Bad character size %d\n", unit);
exit(1);
}
for (i = 0; i < fontsize; i++)
memcpy(buf+(32*i), inbuf+(unit*i), unit);
#if defined( PIO_FONTX ) && !defined( sparc )
{
struct consolefontdesc cfd;
cfd.charcount = fontsize;
cfd.charheight = unit;
cfd.chardata = buf;
if (ioctl(fd, PIO_FONTX, &cfd) == 0)
return; /* success */
perror("PIO_FONTX ioctl error (trying PIO_FONT)");
}
#endif
if (ioctl(fd, PIO_FONT, buf)) {
perror("PIO_FONT ioctl error");
exit(1);
}
}
static void
do_loadtable(int fd, unsigned char *inbuf, int tailsz, int fontsize) {
struct unimapinit advice;
struct unimapdesc ud;
struct unipair *up;
int ct = 0, maxct;
int glyph;
u_short unicode;
maxct = tailsz; /* more than enough */
up = (struct unipair *) malloc(maxct * sizeof(struct unipair));
if (!up) {
fprintf(stderr, "Out of memory?\n");
exit(1);
}
for (glyph = 0; glyph < fontsize; glyph++) {
while (tailsz >= 2) {
unicode = (((u_short) inbuf[1]) << 8) + inbuf[0];
tailsz -= 2;
inbuf += 2;
if (unicode == PSF_SEPARATOR)
break;
up[ct].unicode = unicode;
up[ct].fontpos = glyph;
ct++;
}
}
/* Note: after PIO_UNIMAPCLR and before PIO_UNIMAP
this printf did not work on many kernels */
advice.advised_hashsize = 0;
advice.advised_hashstep = 0;
advice.advised_hashlevel = 0;
if(ioctl(fd, PIO_UNIMAPCLR, &advice)) {
#ifdef ENOIOCTLCMD
if (errno == ENOIOCTLCMD) {
fprintf(stderr, "It seems this kernel is older than 1.1.92\n");
fprintf(stderr, "No Unicode mapping table loaded.\n");
} else
#endif
perror("PIO_UNIMAPCLR");
exit(1);
}
ud.entry_ct = ct;
ud.entries = up;
if(ioctl(fd, PIO_UNIMAP, &ud)) {
#if 0
if (errno == ENOMEM) {
/* change advice parameters */
}
#endif
perror("PIO_UNIMAP");
exit(1);
}
}
static void
loadnewfont(int fd) {
int unit;
char inbuf[32768]; /* primitive */
int inputlth, offset;
/*
* We used to look at the length of the input file
* with stat(); now that we accept compressed files,
* just read the entire file.
*/
inputlth = fread(inbuf, 1, sizeof(inbuf), stdin);
if (ferror(stdin)) {
perror("Error reading input font");
exit(1);
}
/* use malloc/realloc in case of giant files;
maybe these do not occur: 16kB for the font,
and 16kB for the map leaves 32 unicode values
for each font position */
if (!feof(stdin)) {
perror("Font too large");
exit(1);
}
/* test for psf first */
{
struct psf_header psfhdr;
int fontsize;
int hastable;
int head0, head;
if (inputlth < sizeof(struct psf_header))
goto no_psf;
psfhdr = * (struct psf_header *) &inbuf[0];
if (!PSF_MAGIC_OK(psfhdr))
goto no_psf;
if (psfhdr.mode > PSF_MAXMODE) {
fprintf(stderr, "Unsupported psf file mode\n");
exit(1);
}
fontsize = ((psfhdr.mode & PSF_MODE512) ? 512 : 256);
#if !defined( PIO_FONTX ) || defined( sparc )
if (fontsize != 256) {
fprintf(stderr, "Only fontsize 256 supported\n");
exit(1);
}
#endif
hastable = (psfhdr.mode & PSF_MODEHASTAB);
unit = psfhdr.charsize;
head0 = sizeof(struct psf_header);
head = head0 + fontsize*unit;
if (head > inputlth || (!hastable && head != inputlth)) {
fprintf(stderr, "Input file: bad length\n");
exit(1);
}
do_loadfont(fd, inbuf + head0, unit, fontsize);
if (hastable)
do_loadtable(fd, inbuf + head, inputlth-head, fontsize);
return;
}
no_psf:
/* file with three code pages? */
if (inputlth == 9780) {
offset = 40;
unit = 16;
} else {
/* bare font */
if (inputlth & 0377) {
fprintf(stderr, "Bad input file size\n");
exit(1);
}
offset = 0;
unit = inputlth/256;
}
do_loadfont(fd, inbuf+offset, unit, 256);
}

145
findutils/grep.c
View File

@ -1,17 +1,25 @@
/*
* Copyright (c) 1999 by David I. Bell
* Permission is granted to use, distribute, or modify this source,
* provided that this copyright notice remains intact.
* Mini grep implementation for busybox
*
* The "grep" command, taken from sash.
* This provides basic file searching.
* Copyright (C) 1998 by Erik Andersen <andersee@debian.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* Permission to distribute this code under the GPL has been granted.
* Modified for busybox by Erik Andersen <andersee@debian.org> <andersen@lineo.com>
*/
#include "internal.h"
#include <stdio.h>
#include <dirent.h>
#include <errno.h>
@ -22,95 +30,53 @@
const char grep_usage[] =
"Search the input file(s) for lines matching the given pattern.\n"
"\tI search stdin if no files are given.\n"
"\tI can't grok full regular expressions.\n"
"usage: grep [in] PATTERN [FILES]...\n"
"\ti=ignore case, n=list line numbers\n";
"grep [-ihn]... PATTERN [FILE]...\n"
"Search for PATTERN in each FILE or standard input.\n\n"
"\t-h\tsuppress the prefixing filename on output\n"
"\t-i\tignore case distinctions\n"
"\t-n\tprint line number with output lines\n\n"
"This version of grep matches strings (not full regexps).\n";
/*
* See if the specified word is found in the specified string.
* See if the specified needle is found in the specified haystack.
*/
static int search (const char *string, const char *word, int ignoreCase)
static int search (const char *haystack, const char *needle, int ignoreCase)
{
const char *cp1;
const char *cp2;
int len;
int lowFirst;
int ch1;
int ch2;
len = strlen (word);
if (!ignoreCase) {
while (TRUE) {
string = strchr (string, word[0]);
if (string == NULL)
if (ignoreCase == FALSE) {
haystack = strstr (haystack, needle);
if (haystack == NULL)
return FALSE;
if (memcmp (string, word, len) == 0)
return TRUE;
} else {
int i;
char needle1[BUF_SIZE];
char haystack1[BUF_SIZE];
string++;
}
}
/*
* Here if we need to check case independence.
* Do the search by lower casing both strings.
*/
lowFirst = *word;
if (isupper (lowFirst))
lowFirst = tolower (lowFirst);
while (TRUE) {
while (*string && (*string != lowFirst) &&
(!isupper (*string) || (tolower (*string) != lowFirst))) {
string++;
}
if (*string == '\0')
strncpy( haystack1, haystack, sizeof(haystack1));
strncpy( needle1, needle, sizeof(needle1));
for( i=0; i<sizeof(haystack1) && haystack1[i]; i++)
haystack1[i]=tolower( haystack1[i]);
for( i=0; i<sizeof(needle1) && needle1[i]; i++)
needle1[i]=tolower( needle1[i]);
haystack = strstr (haystack1, needle1);
if (haystack == NULL)
return FALSE;
cp1 = string;
cp2 = word;
do {
if (*cp2 == '\0')
return TRUE;
ch1 = *cp1++;
if (isupper (ch1))
ch1 = tolower (ch1);
ch2 = *cp2++;
if (isupper (ch2))
ch2 = tolower (ch2);
}
while (ch1 == ch2);
string++;
}
return (TRUE);
}
extern int grep_main (int argc, char **argv)
{
FILE *fp;
const char *word;
const char *needle;
const char *name;
const char *cp;
int tellName;
int ignoreCase;
int tellLine;
int tellName=TRUE;
int ignoreCase=FALSE;
int tellLine=FALSE;
long line;
char buf[BUF_SIZE];
@ -120,8 +86,7 @@ extern int grep_main (int argc, char **argv)
argc--;
argv++;
if (argc < 1) {
fprintf (stderr, "%s", grep_usage);
return 1;
usage(grep_usage);
}
if (**argv == '-') {
@ -134,29 +99,28 @@ extern int grep_main (int argc, char **argv)
ignoreCase = TRUE;
break;
case 'h':
tellName = FALSE;
break;
case 'n':
tellLine = TRUE;
break;
default:
fprintf (stderr, "Unknown option\n");
return 1;
usage(grep_usage);
}
}
word = *argv++;
needle = *argv++;
argc--;
tellName = (argc > 1);
while (argc-- > 0) {
name = *argv++;
fp = fopen (name, "r");
if (fp == NULL) {
perror (name);
continue;
}
@ -164,17 +128,16 @@ extern int grep_main (int argc, char **argv)
while (fgets (buf, sizeof (buf), fp)) {
line++;
cp = &buf[strlen (buf) - 1];
if (*cp != '\n')
fprintf (stderr, "%s: Line too long\n", name);
if (search (buf, word, ignoreCase)) {
if (tellName)
if (search (buf, needle, ignoreCase)==TRUE) {
if (tellName==TRUE)
printf ("%s: ", name);
if (tellLine)
if (tellLine==TRUE)
printf ("%ld: ", line);
fputs (buf, stdout);
@ -186,7 +149,7 @@ extern int grep_main (int argc, char **argv)
fclose (fp);
}
return 0;
exit( TRUE);
}

145
grep.c
View File

@ -1,17 +1,25 @@
/*
* Copyright (c) 1999 by David I. Bell
* Permission is granted to use, distribute, or modify this source,
* provided that this copyright notice remains intact.
* Mini grep implementation for busybox
*
* The "grep" command, taken from sash.
* This provides basic file searching.
* Copyright (C) 1998 by Erik Andersen <andersee@debian.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* Permission to distribute this code under the GPL has been granted.
* Modified for busybox by Erik Andersen <andersee@debian.org> <andersen@lineo.com>
*/
#include "internal.h"
#include <stdio.h>
#include <dirent.h>
#include <errno.h>
@ -22,95 +30,53 @@
const char grep_usage[] =
"Search the input file(s) for lines matching the given pattern.\n"
"\tI search stdin if no files are given.\n"
"\tI can't grok full regular expressions.\n"
"usage: grep [in] PATTERN [FILES]...\n"
"\ti=ignore case, n=list line numbers\n";
"grep [-ihn]... PATTERN [FILE]...\n"
"Search for PATTERN in each FILE or standard input.\n\n"
"\t-h\tsuppress the prefixing filename on output\n"
"\t-i\tignore case distinctions\n"
"\t-n\tprint line number with output lines\n\n"
"This version of grep matches strings (not full regexps).\n";
/*
* See if the specified word is found in the specified string.
* See if the specified needle is found in the specified haystack.
*/
static int search (const char *string, const char *word, int ignoreCase)
static int search (const char *haystack, const char *needle, int ignoreCase)
{
const char *cp1;
const char *cp2;
int len;
int lowFirst;
int ch1;
int ch2;
len = strlen (word);
if (!ignoreCase) {
while (TRUE) {
string = strchr (string, word[0]);
if (string == NULL)
if (ignoreCase == FALSE) {
haystack = strstr (haystack, needle);
if (haystack == NULL)
return FALSE;
if (memcmp (string, word, len) == 0)
return TRUE;
} else {
int i;
char needle1[BUF_SIZE];
char haystack1[BUF_SIZE];
string++;
}
}
/*
* Here if we need to check case independence.
* Do the search by lower casing both strings.
*/
lowFirst = *word;
if (isupper (lowFirst))
lowFirst = tolower (lowFirst);
while (TRUE) {
while (*string && (*string != lowFirst) &&
(!isupper (*string) || (tolower (*string) != lowFirst))) {
string++;
}
if (*string == '\0')
strncpy( haystack1, haystack, sizeof(haystack1));
strncpy( needle1, needle, sizeof(needle1));
for( i=0; i<sizeof(haystack1) && haystack1[i]; i++)
haystack1[i]=tolower( haystack1[i]);
for( i=0; i<sizeof(needle1) && needle1[i]; i++)
needle1[i]=tolower( needle1[i]);
haystack = strstr (haystack1, needle1);
if (haystack == NULL)
return FALSE;
cp1 = string;
cp2 = word;
do {
if (*cp2 == '\0')
return TRUE;
ch1 = *cp1++;
if (isupper (ch1))
ch1 = tolower (ch1);
ch2 = *cp2++;
if (isupper (ch2))
ch2 = tolower (ch2);
}
while (ch1 == ch2);
string++;
}
return (TRUE);
}
extern int grep_main (int argc, char **argv)
{
FILE *fp;
const char *word;
const char *needle;
const char *name;
const char *cp;
int tellName;
int ignoreCase;
int tellLine;
int tellName=TRUE;
int ignoreCase=FALSE;
int tellLine=FALSE;
long line;
char buf[BUF_SIZE];
@ -120,8 +86,7 @@ extern int grep_main (int argc, char **argv)
argc--;
argv++;
if (argc < 1) {
fprintf (stderr, "%s", grep_usage);
return 1;
usage(grep_usage);
}
if (**argv == '-') {
@ -134,29 +99,28 @@ extern int grep_main (int argc, char **argv)
ignoreCase = TRUE;
break;
case 'h':
tellName = FALSE;
break;
case 'n':
tellLine = TRUE;
break;
default:
fprintf (stderr, "Unknown option\n");
return 1;
usage(grep_usage);
}
}
word = *argv++;
needle = *argv++;
argc--;
tellName = (argc > 1);
while (argc-- > 0) {
name = *argv++;
fp = fopen (name, "r");
if (fp == NULL) {
perror (name);
continue;
}
@ -164,17 +128,16 @@ extern int grep_main (int argc, char **argv)
while (fgets (buf, sizeof (buf), fp)) {
line++;
cp = &buf[strlen (buf) - 1];
if (*cp != '\n')
fprintf (stderr, "%s: Line too long\n", name);
if (search (buf, word, ignoreCase)) {
if (tellName)
if (search (buf, needle, ignoreCase)==TRUE) {
if (tellName==TRUE)
printf ("%s: ", name);
if (tellLine)
if (tellLine==TRUE)
printf ("%ld: ", line);
fputs (buf, stdout);
@ -186,7 +149,7 @@ extern int grep_main (int argc, char **argv)
fclose (fp);
}
return 0;
exit( TRUE);
}

1
internal.h
View File

@ -76,6 +76,7 @@ extern int init_main(int argc, char** argv);
extern int kill_main(int argc, char** argv);
extern int length_main(int argc, char** argv);
extern int ln_main(int argc, char** argv);
extern int loadfont_main(int argc, char** argv);
extern int loadkmap_main(int argc, char** argv);
extern int losetup_main(int argc, char** argv);
extern int ls_main(int argc, char** argv);

234
loadfont.c Normal file
View File

@ -0,0 +1,234 @@
/*
* loadfont.c - Eugene Crosser & Andries Brouwer
*
* Version 0.96bb
*
* Loads the console font, and possibly the corresponding screen map(s).
* (Adapted for busybox by Matej Vela.)
*/
#include "internal.h"
#include <stdio.h>
#include <string.h>
#include <fcntl.h>
#include <memory.h>
#include <stdlib.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <dirent.h>
#include <errno.h>
#include <sys/ioctl.h>
#include <sys/kd.h>
#include <endian.h>
#define PSF_MAGIC1 0x36
#define PSF_MAGIC2 0x04
#define PSF_MODE512 0x01
#define PSF_MODEHASTAB 0x02
#define PSF_MAXMODE 0x03
#define PSF_SEPARATOR 0xFFFF
static const char loadfont_usage[] = "loadfont\n"
"\n"
"\tLoad a console font from standard input.\n"
"\n";
struct psf_header
{
unsigned char magic1, magic2; /* Magic number */
unsigned char mode; /* PSF font mode */
unsigned char charsize; /* Character size */
};
#define PSF_MAGIC_OK(x) ((x).magic1 == PSF_MAGIC1 && (x).magic2 == PSF_MAGIC2)
static void loadnewfont(int fd);
extern int
loadfont_main(int argc, char **argv)
{
int fd;
fd = open("/dev/tty0", O_RDWR);
if (fd < 0) {
fprintf(stderr, "Error opening /dev/tty0: %s\n", strerror(errno));
return 1;
}
loadnewfont(fd);
return 0;
}
static void
do_loadfont(int fd, char *inbuf, int unit, int fontsize) {
char buf[16384];
int i;
memset(buf,0,sizeof(buf));
if (unit < 1 || unit > 32) {
fprintf(stderr, "Bad character size %d\n", unit);
exit(1);
}
for (i = 0; i < fontsize; i++)
memcpy(buf+(32*i), inbuf+(unit*i), unit);
#if defined( PIO_FONTX ) && !defined( sparc )
{
struct consolefontdesc cfd;
cfd.charcount = fontsize;
cfd.charheight = unit;
cfd.chardata = buf;
if (ioctl(fd, PIO_FONTX, &cfd) == 0)
return; /* success */
perror("PIO_FONTX ioctl error (trying PIO_FONT)");
}
#endif
if (ioctl(fd, PIO_FONT, buf)) {
perror("PIO_FONT ioctl error");
exit(1);
}
}
static void
do_loadtable(int fd, unsigned char *inbuf, int tailsz, int fontsize) {
struct unimapinit advice;
struct unimapdesc ud;
struct unipair *up;
int ct = 0, maxct;
int glyph;
u_short unicode;
maxct = tailsz; /* more than enough */
up = (struct unipair *) malloc(maxct * sizeof(struct unipair));
if (!up) {
fprintf(stderr, "Out of memory?\n");
exit(1);
}
for (glyph = 0; glyph < fontsize; glyph++) {
while (tailsz >= 2) {
unicode = (((u_short) inbuf[1]) << 8) + inbuf[0];
tailsz -= 2;
inbuf += 2;
if (unicode == PSF_SEPARATOR)
break;
up[ct].unicode = unicode;
up[ct].fontpos = glyph;
ct++;
}
}
/* Note: after PIO_UNIMAPCLR and before PIO_UNIMAP
this printf did not work on many kernels */
advice.advised_hashsize = 0;
advice.advised_hashstep = 0;
advice.advised_hashlevel = 0;
if(ioctl(fd, PIO_UNIMAPCLR, &advice)) {
#ifdef ENOIOCTLCMD
if (errno == ENOIOCTLCMD) {
fprintf(stderr, "It seems this kernel is older than 1.1.92\n");
fprintf(stderr, "No Unicode mapping table loaded.\n");
} else
#endif
perror("PIO_UNIMAPCLR");
exit(1);
}
ud.entry_ct = ct;
ud.entries = up;
if(ioctl(fd, PIO_UNIMAP, &ud)) {
#if 0
if (errno == ENOMEM) {
/* change advice parameters */
}
#endif
perror("PIO_UNIMAP");
exit(1);
}
}
static void
loadnewfont(int fd) {
int unit;
char inbuf[32768]; /* primitive */
int inputlth, offset;
/*
* We used to look at the length of the input file
* with stat(); now that we accept compressed files,
* just read the entire file.
*/
inputlth = fread(inbuf, 1, sizeof(inbuf), stdin);
if (ferror(stdin)) {
perror("Error reading input font");
exit(1);
}
/* use malloc/realloc in case of giant files;
maybe these do not occur: 16kB for the font,
and 16kB for the map leaves 32 unicode values
for each font position */
if (!feof(stdin)) {
perror("Font too large");
exit(1);
}
/* test for psf first */
{
struct psf_header psfhdr;
int fontsize;
int hastable;
int head0, head;
if (inputlth < sizeof(struct psf_header))
goto no_psf;
psfhdr = * (struct psf_header *) &inbuf[0];
if (!PSF_MAGIC_OK(psfhdr))
goto no_psf;
if (psfhdr.mode > PSF_MAXMODE) {
fprintf(stderr, "Unsupported psf file mode\n");
exit(1);
}
fontsize = ((psfhdr.mode & PSF_MODE512) ? 512 : 256);
#if !defined( PIO_FONTX ) || defined( sparc )
if (fontsize != 256) {
fprintf(stderr, "Only fontsize 256 supported\n");
exit(1);
}
#endif
hastable = (psfhdr.mode & PSF_MODEHASTAB);
unit = psfhdr.charsize;
head0 = sizeof(struct psf_header);
head = head0 + fontsize*unit;
if (head > inputlth || (!hastable && head != inputlth)) {
fprintf(stderr, "Input file: bad length\n");
exit(1);
}
do_loadfont(fd, inbuf + head0, unit, fontsize);
if (hastable)
do_loadtable(fd, inbuf + head, inputlth-head, fontsize);
return;
}
no_psf:
/* file with three code pages? */
if (inputlth == 9780) {
offset = 40;
unit = 16;
} else {
/* bare font */
if (inputlth & 0377) {
fprintf(stderr, "Bad input file size\n");
exit(1);
}
offset = 0;
unit = inputlth/256;
}
do_loadfont(fd, inbuf+offset, unit, 256);
}