diff options
Diffstat (limited to 'busybox/console-tools')
| -rw-r--r-- | busybox/console-tools/Config.in | 68 | ||||
| -rw-r--r-- | busybox/console-tools/Makefile | 32 | ||||
| -rw-r--r-- | busybox/console-tools/Makefile.in | 44 | ||||
| -rw-r--r-- | busybox/console-tools/chvt.c | 61 | ||||
| -rw-r--r-- | busybox/console-tools/clear.c | 34 | ||||
| -rw-r--r-- | busybox/console-tools/deallocvt.c | 56 | ||||
| -rw-r--r-- | busybox/console-tools/dumpkmap.c | 91 | ||||
| -rw-r--r-- | busybox/console-tools/loadfont.c | 207 | ||||
| -rw-r--r-- | busybox/console-tools/loadkmap.c | 82 | ||||
| -rw-r--r-- | busybox/console-tools/openvt.c | 84 | ||||
| -rw-r--r-- | busybox/console-tools/reset.c | 45 | ||||
| -rw-r--r-- | busybox/console-tools/setkeycodes.c | 72 |
12 files changed, 876 insertions, 0 deletions
diff --git a/busybox/console-tools/Config.in b/busybox/console-tools/Config.in new file mode 100644 index 0000000..e261794 --- /dev/null +++ b/busybox/console-tools/Config.in @@ -0,0 +1,68 @@ +# +# For a description of the syntax of this configuration file, +# see scripts/kbuild/config-language.txt. +# + +menu "Console Utilities" + +config CONFIG_CHVT + bool "chvt" + default n + help + This program is used to change to another terminal. + Example: chvt 4 (change to terminal /dev/tty4) + +config CONFIG_CLEAR + bool "clear" + default n + help + This program clears the terminal screen. + +config CONFIG_DEALLOCVT + bool "deallocvt" + default n + help + This program deallocates unused virtual consoles. + +config CONFIG_DUMPKMAP + bool "dumpkmap" + default n + help + This program dumps the kernel's keyboard translation table to + stdout, in binary format. You can then use loadkmap to load it. + +config CONFIG_LOADFONT + bool "loadfont" + default n + help + This program loads a console font from standard input. + +config CONFIG_LOADKMAP + bool "loadkmap" + default n + help + This program loads a keyboard translation table from + standard input. + +config CONFIG_OPENVT + bool "openvt" + default n + help + This program is used to start a command on an unused + virtual terminal. + +config CONFIG_RESET + bool "reset" + default n + help + This program is used to reset the terminal screen, if it + gets messed up. + +config CONFIG_SETKEYCODES + bool "setkeycodes" + default n + help + This program loads entries into the kernel's scancode-to-keycode + map, allowing unusual keyboards to generate usable keycodes. + +endmenu diff --git a/busybox/console-tools/Makefile b/busybox/console-tools/Makefile new file mode 100644 index 0000000..42cf2c8 --- /dev/null +++ b/busybox/console-tools/Makefile @@ -0,0 +1,32 @@ +# Makefile for busybox +# +# Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.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 +# + +top_srcdir=.. +top_builddir=.. +srcdir=$(top_srcdir)/console/tools +CONSOLETOOLS_DIR:=./ +include $(top_builddir)/Rules.mak +include $(top_builddir)/.config +include $(srcdir)/Makefile.in +all: $(libraries-y) +-include $(top_builddir)/.depend + +clean: + rm -f *.o *.a $(AR_TARGET) + diff --git a/busybox/console-tools/Makefile.in b/busybox/console-tools/Makefile.in new file mode 100644 index 0000000..b19ce5c --- /dev/null +++ b/busybox/console-tools/Makefile.in @@ -0,0 +1,44 @@ +# Makefile for busybox +# +# Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.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 +# + +CONSOLETOOLS_AR:=console-tools.a +ifndef $(CONSOLETOOLS_DIR) +CONSOLETOOLS_DIR:=$(top_builddir)/console-tools/ +endif +srcdir=$(top_srcdir)/console-tools + +CONSOLETOOLS_DIR-y:= +CONSOLETOOLS_DIR-$(CONFIG_CHVT) += chvt.o +CONSOLETOOLS_DIR-$(CONFIG_CLEAR) += clear.o +CONSOLETOOLS_DIR-$(CONFIG_DEALLOCVT) += deallocvt.o +CONSOLETOOLS_DIR-$(CONFIG_DUMPKMAP) += dumpkmap.o +CONSOLETOOLS_DIR-$(CONFIG_LOADFONT) += loadfont.o +CONSOLETOOLS_DIR-$(CONFIG_LOADKMAP) += loadkmap.o +CONSOLETOOLS_DIR-$(CONFIG_OPENVT) += openvt.o +CONSOLETOOLS_DIR-$(CONFIG_RESET) += reset.o +CONSOLETOOLS_DIR-$(CONFIG_SETKEYCODES) += setkeycodes.o + +libraries-y+=$(CONSOLETOOLS_DIR)$(CONSOLETOOLS_AR) + +$(CONSOLETOOLS_DIR)$(CONSOLETOOLS_AR): $(patsubst %,$(CONSOLETOOLS_DIR)%, $(CONSOLETOOLS_DIR-y)) + $(AR) -ro $@ $(patsubst %,$(CONSOLETOOLS_DIR)%, $(CONSOLETOOLS_DIR-y)) + +$(CONSOLETOOLS_DIR)%.o: $(srcdir)/%.c + $(CC) $(CFLAGS) $(EXTRA_CFLAGS) -c -o $@ $< + diff --git a/busybox/console-tools/chvt.c b/busybox/console-tools/chvt.c new file mode 100644 index 0000000..3398892 --- /dev/null +++ b/busybox/console-tools/chvt.c @@ -0,0 +1,61 @@ +/* vi: set sw=4 ts=4: */ +/* + * Mini chvt implementation for busybox + * + * Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.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 + */ + +/* no options, no getopt */ + +#include <stdio.h> +#include <stdlib.h> +#include <fcntl.h> +#include <sys/types.h> +#include <sys/ioctl.h> +#include "busybox.h" + +/* From <linux/vt.h> */ +static const int VT_ACTIVATE = 0x5606; /* make vt active */ +static const int VT_WAITACTIVE = 0x5607; /* wait for vt active */ + +int chvt_main(int argc, char **argv) +{ + int fd, num; + + if (argc != 2) { + bb_show_usage(); + } + + fd = get_console_fd(); + num = bb_xgetlarg(argv[1], 10, 0, INT_MAX); + if (ioctl(fd, VT_ACTIVATE, num)) { + bb_perror_msg_and_die("VT_ACTIVATE"); + } + if (ioctl(fd, VT_WAITACTIVE, num)) { + bb_perror_msg_and_die("VT_WAITACTIVE"); + } + return EXIT_SUCCESS; +} + + +/* +Local Variables: +c-file-style: "linux" +c-basic-offset: 4 +tab-width: 4 +End: +*/ diff --git a/busybox/console-tools/clear.c b/busybox/console-tools/clear.c new file mode 100644 index 0000000..e43ed0e --- /dev/null +++ b/busybox/console-tools/clear.c @@ -0,0 +1,34 @@ +/* vi: set sw=4 ts=4: */ +/* + * Mini clear implementation for busybox + * + * Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.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 + * + */ + +/* no options, no getopt */ + +#include <stdio.h> +#include <stdlib.h> +#include "busybox.h" + + +extern int clear_main(int argc, char **argv) +{ + printf("\033[H\033[J"); + return EXIT_SUCCESS; +} diff --git a/busybox/console-tools/deallocvt.c b/busybox/console-tools/deallocvt.c new file mode 100644 index 0000000..08a9d21 --- /dev/null +++ b/busybox/console-tools/deallocvt.c @@ -0,0 +1,56 @@ +/* vi: set sw=4 ts=4: */ +/* + * Disallocate virtual terminal(s) + * + * Copyright (C) 2003 by Tito Ragusa <farmatito@tiscali.it> + * Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.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 + */ + +/* no options, no getopt */ + +#include <stdlib.h> +#include <stdio.h> +#include <fcntl.h> +#include <sys/types.h> +#include <sys/ioctl.h> +#include "busybox.h" + +/* From <linux/vt.h> */ +static const int VT_DISALLOCATE = 0x5608; /* free memory associated to vt */ + +int deallocvt_main(int argc, char *argv[]) +{ + /* num = 0 deallocate all unused consoles */ + int num = 0; + + switch(argc) + { + case 2: + if((num = bb_xgetlarg(argv[1], 10, 0, INT_MAX)) == 0) + bb_error_msg_and_die("0: illegal VT number"); + /* Falltrough */ + case 1: + break; + default: + bb_show_usage(); + } + + if (ioctl( get_console_fd(), VT_DISALLOCATE, num )) { + bb_perror_msg_and_die("VT_DISALLOCATE"); + } + return EXIT_SUCCESS; +} diff --git a/busybox/console-tools/dumpkmap.c b/busybox/console-tools/dumpkmap.c new file mode 100644 index 0000000..6085a44 --- /dev/null +++ b/busybox/console-tools/dumpkmap.c @@ -0,0 +1,91 @@ +/* vi: set sw=4 ts=4: */ +/* + * Mini dumpkmap implementation for busybox + * + * Copyright (C) Arne Bernin <arne@matrix.loopback.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 + * + */ + +#include <errno.h> +#include <fcntl.h> +#include <stdio.h> +#include <unistd.h> +#include <string.h> +#include <stdlib.h> +#include <sys/ioctl.h> +#include "busybox.h" + +/* From <linux/kd.h> */ +struct kbentry { + unsigned char kb_table; + unsigned char kb_index; + unsigned short kb_value; +}; +static const int KDGKBENT = 0x4B46; /* gets one entry in translation table */ + +/* From <linux/keyboard.h> */ +static const int NR_KEYS = 128; +static const int MAX_NR_KEYMAPS = 256; + +int dumpkmap_main(int argc, char **argv) +{ + struct kbentry ke; + int i, j, fd; + char flags[MAX_NR_KEYMAPS], magic[] = "bkeymap"; + + if (argc>=2 && *argv[1]=='-') { + bb_show_usage(); + } + + fd=bb_xopen(CURRENT_VC, O_RDWR); + + write(1, magic, 7); + + for (i=0; i < MAX_NR_KEYMAPS; i++) flags[i]=0; + flags[0]=1; + flags[1]=1; + flags[2]=1; + flags[4]=1; + flags[5]=1; + flags[6]=1; + flags[8]=1; + flags[9]=1; + flags[10]=1; + flags[12]=1; + + /* dump flags */ + for (i=0; i < MAX_NR_KEYMAPS; i++) write(1,&flags[i],1); + + for (i = 0; i < MAX_NR_KEYMAPS; i++) { + if (flags[i] == 1) { + for (j = 0; j < NR_KEYS; j++) { + ke.kb_index = j; + ke.kb_table = i; + if (ioctl(fd, KDGKBENT, &ke) < 0) { + + bb_error_msg("ioctl returned: %m, %s, %s, %xqq", (char *)&ke.kb_index,(char *)&ke.kb_table,(int)&ke.kb_value); + } + else { + write(1,(void*)&ke.kb_value,2); + } + + } + } + } + close(fd); + return EXIT_SUCCESS; +} diff --git a/busybox/console-tools/loadfont.c b/busybox/console-tools/loadfont.c new file mode 100644 index 0000000..4580dc4 --- /dev/null +++ b/busybox/console-tools/loadfont.c @@ -0,0 +1,207 @@ +/* vi: set sw=4 ts=4: */ +/* + * 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 <stdio.h> +#include <string.h> +#include <fcntl.h> +#include <memory.h> +#include <stdlib.h> +#include <unistd.h> +#include <sys/types.h> +#include <dirent.h> +#include <errno.h> +#include <sys/ioctl.h> +#include <sys/kd.h> +#include <endian.h> +#include "busybox.h" + +static const int PSF_MAGIC1 = 0x36; +static const int PSF_MAGIC2 = 0x04; + +static const int PSF_MODE512 = 0x01; +static const int PSF_MODEHASTAB = 0x02; +static const int PSF_MAXMODE = 0x03; +static const int PSF_SEPARATOR = 0xFFFF; + +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; + + if (argc != 1) + bb_show_usage(); + + fd = bb_xopen(CURRENT_VC, O_RDWR); + loadnewfont(fd); + + return EXIT_SUCCESS; +} + +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) + bb_error_msg_and_die("Bad character size %d", unit); + + 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 */ + bb_perror_msg("PIO_FONTX ioctl error (trying PIO_FONT)"); + } +#endif + if (ioctl(fd, PIO_FONT, buf)) + bb_perror_msg_and_die("PIO_FONT ioctl error"); +} + +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 *) xmalloc(maxct * sizeof(struct unipair)); + + 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) { + bb_error_msg("It seems this kernel is older than 1.1.92"); + bb_error_msg_and_die("No Unicode mapping table loaded."); + } else +#endif + bb_perror_msg_and_die("PIO_UNIMAPCLR"); + } + ud.entry_ct = ct; + ud.entries = up; + if (ioctl(fd, PIO_UNIMAP, &ud)) { +#if 0 + if (errno == ENOMEM) { + /* change advice parameters */ + } +#endif + bb_perror_msg_and_die("PIO_UNIMAP"); + } +} + +static void loadnewfont(int fd) +{ + int unit; + char inbuf[32768]; /* primitive */ + unsigned 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)) + bb_perror_msg_and_die("Error reading input font"); + /* 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)) + bb_perror_msg_and_die("Font too large"); + + /* test for psf first */ + { + struct psf_header psfhdr; + int fontsize; + int hastable; + unsigned 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) + bb_error_msg_and_die("Unsupported psf file mode"); + fontsize = ((psfhdr.mode & PSF_MODE512) ? 512 : 256); +#if !defined( PIO_FONTX ) || defined( __sparc__ ) + if (fontsize != 256) + bb_error_msg_and_die("Only fontsize 256 supported"); +#endif + hastable = (psfhdr.mode & PSF_MODEHASTAB); + unit = psfhdr.charsize; + head0 = sizeof(struct psf_header); + + head = head0 + fontsize * unit; + if (head > inputlth || (!hastable && head != inputlth)) + bb_error_msg_and_die("Input file: bad length"); + 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) + bb_error_msg_and_die("Bad input file size"); + offset = 0; + unit = inputlth / 256; + } + do_loadfont(fd, inbuf + offset, unit, 256); +} diff --git a/busybox/console-tools/loadkmap.c b/busybox/console-tools/loadkmap.c new file mode 100644 index 0000000..849d747 --- /dev/null +++ b/busybox/console-tools/loadkmap.c @@ -0,0 +1,82 @@ +/* vi: set sw=4 ts=4: */ +/* + * Mini loadkmap implementation for busybox + * + * Copyright (C) 1998 Enrique Zanardi <ezanardi@ull.es> + * + * 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 + * + */ + +#include <errno.h> +#include <fcntl.h> +#include <stdio.h> +#include <string.h> +#include <stdlib.h> +#include <unistd.h> +#include <sys/ioctl.h> +#include "busybox.h" + +#define BINARY_KEYMAP_MAGIC "bkeymap" + +/* From <linux/kd.h> */ +struct kbentry { + unsigned char kb_table; + unsigned char kb_index; + unsigned short kb_value; +}; +/* sets one entry in translation table */ +#define KDSKBENT 0x4B47 + +/* From <linux/keyboard.h> */ +#define NR_KEYS 128 +#define MAX_NR_KEYMAPS 256 + +int loadkmap_main(int argc, char **argv) +{ + struct kbentry ke; + int i, j, fd; + u_short ibuff[NR_KEYS]; + char flags[MAX_NR_KEYMAPS]; + char buff[7]; + + if (argc != 1) + bb_show_usage(); + + fd = bb_xopen(CURRENT_VC, O_RDWR); + + if ((bb_full_read(0, buff, 7) != 7) || (strncmp(buff, BINARY_KEYMAP_MAGIC, 7) != 0)) + bb_error_msg_and_die("This is not a valid binary keymap."); + + if (bb_full_read(0, flags, MAX_NR_KEYMAPS) != MAX_NR_KEYMAPS) + bb_perror_msg_and_die("Error reading keymap flags"); + + for (i = 0; i < MAX_NR_KEYMAPS; i++) { + if (flags[i] == 1) { + bb_full_read(0, ibuff, NR_KEYS * sizeof(u_short)); + for (j = 0; j < NR_KEYS; j++) { + ke.kb_index = j; + ke.kb_table = i; + ke.kb_value = ibuff[j]; + ioctl(fd, KDSKBENT, &ke); + } + } + } + + /* Don't bother to close files. Exit does that + * automagically, so we can save a few bytes */ + /* close(fd); */ + return EXIT_SUCCESS; +} diff --git a/busybox/console-tools/openvt.c b/busybox/console-tools/openvt.c new file mode 100644 index 0000000..5f24457 --- /dev/null +++ b/busybox/console-tools/openvt.c @@ -0,0 +1,84 @@ +/* vi: set sw=4 ts=4: */ +/* + * openvt.c - open a vt to run a command. + * + * busyboxed by Quy Tonthat <quy@signal3.com> + * hacked by Tito <farmatito@tiscali.it> + * + * 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. + */ + +/* getopt not needed */ + +#include <stdio.h> +#include <stdlib.h> +#include <unistd.h> +#include <fcntl.h> +#include <string.h> +#include <sys/types.h> +#include <ctype.h> + +#include "busybox.h" + +int openvt_main(int argc, char **argv) +{ + int fd; + char vtname[sizeof VC_FORMAT + 2]; + + + if (argc < 3) + bb_show_usage(); + + /* check for Illegal vt number: < 1 or > 12 */ + sprintf(vtname, VC_FORMAT,(int)bb_xgetlarg(argv[1], 10, 1, 12)); + + argv+=2; + argc-=2; + + if(fork() == 0) { + /* leave current vt */ + +#ifdef ESIX_5_3_2_D + if (setpgrp() < 0) { +#else + if (setsid() < 0) { +#endif + + bb_perror_msg_and_die("Unable to set new session"); + } + close(0); /* so that new vt becomes stdin */ + + /* and grab new one */ + fd = bb_xopen(vtname, O_RDWR); + + /* Reassign stdout and sterr */ + close(1); + close(2); + dup(fd); + dup(fd); + + execvp(argv[0], argv); + _exit(1); + } + return EXIT_SUCCESS; +} + +/* +Local Variables: +c-file-style: "linux" +c-basic-offset: 4 +tab-width: 4 +End: +*/ diff --git a/busybox/console-tools/reset.c b/busybox/console-tools/reset.c new file mode 100644 index 0000000..9d38e7a --- /dev/null +++ b/busybox/console-tools/reset.c @@ -0,0 +1,45 @@ +/* vi: set sw=4 ts=4: */ +/* + * Mini reset implementation for busybox + * + * Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org> + * Written by Erik Andersen and Kent Robotti <robotti@metconnect.com> + * + * 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 + * + */ + +/* no options, no getopt */ + +#include <stdio.h> +#include <stdlib.h> +#include <unistd.h> +#include "busybox.h" + +extern int reset_main(int argc, char **argv) +{ + if (isatty(0) || isatty(0) || isatty(0)) { + /* See 'man 4 console_codes' for details: + * "ESC c" -- Reset + * "ESC ( K" -- Select user mapping + * "ESC [ J" -- Erase display + * "ESC [ 0 m" -- Reset all Graphics Rendition display attributes + * "ESC [ ? 25 h" -- Make cursor visible. + */ + printf("\033c\033(K\033[J\033[0m\033[?25h"); + } + return EXIT_SUCCESS; +} + diff --git a/busybox/console-tools/setkeycodes.c b/busybox/console-tools/setkeycodes.c new file mode 100644 index 0000000..169d0bb --- /dev/null +++ b/busybox/console-tools/setkeycodes.c @@ -0,0 +1,72 @@ +/* vi: set sw=4 ts=4: */ +/* + * setkeycodes + * + * Copyright (C) 1994-1998 Andries E. Brouwer <aeb@cwi.nl> + * + * Adjusted for BusyBox by Erik Andersen <andersen@codepoet.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 + * + */ + +#include <stdio.h> +#include <stdlib.h> +#include <fcntl.h> +#include <sys/ioctl.h> +#include "busybox.h" + + +/* From <linux/kd.h> */ +struct kbkeycode { + unsigned int scancode, keycode; +}; +static const int KDSETKEYCODE = 0x4B4D; /* write kernel keycode table entry */ + +extern int +setkeycodes_main(int argc, char** argv) +{ + char *ep; + int fd, sc; + struct kbkeycode a; + + if (argc % 2 != 1 || argc < 2) { + bb_show_usage(); + } + + fd = get_console_fd(); + + while (argc > 2) { + a.keycode = atoi(argv[2]); + a.scancode = sc = strtol(argv[1], &ep, 16); + if (*ep) { + bb_error_msg_and_die("error reading SCANCODE: '%s'", argv[1]); + } + if (a.scancode > 127) { + a.scancode -= 0xe000; + a.scancode += 128; + } + if (a.scancode > 255 || a.keycode > 127) { + bb_error_msg_and_die("SCANCODE or KEYCODE outside bounds"); + } + if (ioctl(fd,KDSETKEYCODE,&a)) { + perror("KDSETKEYCODE"); + bb_error_msg_and_die("failed to set SCANCODE %x to KEYCODE %d", sc, a.keycode); + } + argc -= 2; + argv += 2; + } + return EXIT_SUCCESS; +} |