diff options
| -rw-r--r-- | applets/busybox.c | 3 | ||||
| -rw-r--r-- | busybox.c | 3 | ||||
| -rw-r--r-- | busybox.def.h | 17 | ||||
| -rw-r--r-- | console-tools/loadfont.c | 234 | ||||
| -rw-r--r-- | findutils/grep.c | 153 | ||||
| -rw-r--r-- | grep.c | 153 | ||||
| -rw-r--r-- | internal.h | 1 | ||||
| -rw-r--r-- | loadfont.c | 234 |
8 files changed, 600 insertions, 198 deletions
diff --git a/applets/busybox.c b/applets/busybox.c index 16ccce6..cb0e2a7 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 @@ -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 7ca522b..e379168 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 0000000..a10fa8a --- /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 657bb25..de1c820 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); } @@ -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); } @@ -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 0000000..a10fa8a --- /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); +} |