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-rw-r--r--applets/busybox.c3
-rw-r--r--busybox.c3
-rw-r--r--busybox.def.h17
-rw-r--r--console-tools/loadfont.c234
-rw-r--r--findutils/grep.c153
-rw-r--r--grep.c153
-rw-r--r--internal.h1
-rw-r--r--loadfont.c234
8 files changed, 600 insertions, 198 deletions
diff --git a/applets/busybox.c b/applets/busybox.c
index 16ccce67e..cb0e2a728 100644
--- a/applets/busybox.c
+++ b/applets/busybox.c
@@ -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
diff --git a/busybox.c b/busybox.c
index 16ccce67e..cb0e2a728 100644
--- a/busybox.c
+++ b/busybox.c
@@ -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
diff --git a/busybox.def.h b/busybox.def.h
index 7ca522b3a..e37916845 100644
--- a/busybox.def.h
+++ b/busybox.def.h
@@ -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
diff --git a/console-tools/loadfont.c b/console-tools/loadfont.c
new file mode 100644
index 000000000..a10fa8a69
--- /dev/null
+++ b/console-tools/loadfont.c
@@ -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);
+}
diff --git a/findutils/grep.c b/findutils/grep.c
index 657bb2570..de1c820a0 100644
--- a/findutils/grep.c
+++ b/findutils/grep.c
@@ -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)
- return FALSE;
-
- if (memcmp (string, word, len) == 0)
- return TRUE;
-
- 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')
+ if (ignoreCase == FALSE) {
+ haystack = strstr (haystack, needle);
+ 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;
+ } else {
+ int i;
+ char needle1[BUF_SIZE];
+ char haystack1[BUF_SIZE];
+
+ 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;
+ return TRUE;
}
- 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);
}
diff --git a/grep.c b/grep.c
index 657bb2570..de1c820a0 100644
--- a/grep.c
+++ b/grep.c
@@ -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)
- return FALSE;
-
- if (memcmp (string, word, len) == 0)
- return TRUE;
-
- 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')
+ if (ignoreCase == FALSE) {
+ haystack = strstr (haystack, needle);
+ 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;
+ } else {
+ int i;
+ char needle1[BUF_SIZE];
+ char haystack1[BUF_SIZE];
+
+ 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;
+ return TRUE;
}
- 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);
}
diff --git a/internal.h b/internal.h
index a77ac38bb..8bf9c3eb4 100644
--- a/internal.h
+++ b/internal.h
@@ -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);
diff --git a/loadfont.c b/loadfont.c
new file mode 100644
index 000000000..a10fa8a69
--- /dev/null
+++ b/loadfont.c
@@ -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);
+}