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author | Andreas Baumann <mail@andreasbaumann.cc> | 2015-01-03 12:04:58 +0100 |
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committer | Andreas Baumann <mail@andreasbaumann.cc> | 2015-01-03 12:04:58 +0100 |
commit | 008d0be72b2f160382c6e880765e96b64a050c65 (patch) | |
tree | 36f48a98a3815a408e2ce1693dd182af90f80305 /release/src/router/busybox/setkeycodes.c | |
parent | 611becfb8726c60cb060368541ad98191d4532f5 (diff) | |
download | tomato-008d0be72b2f160382c6e880765e96b64a050c65.tar.gz tomato-008d0be72b2f160382c6e880765e96b64a050c65.tar.bz2 |
imported original firmware WRT54GL_v4.30.11_11_US
Diffstat (limited to 'release/src/router/busybox/setkeycodes.c')
-rw-r--r-- | release/src/router/busybox/setkeycodes.c | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/release/src/router/busybox/setkeycodes.c b/release/src/router/busybox/setkeycodes.c new file mode 100644 index 00000000..c3c7e09a --- /dev/null +++ b/release/src/router/busybox/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 <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 + * + */ + +#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) { + show_usage(); + } + + fd = get_console_fd("/dev/console"); + + while (argc > 2) { + a.keycode = atoi(argv[2]); + a.scancode = sc = strtol(argv[1], &ep, 16); + if (*ep) { + 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) { + error_msg_and_die("SCANCODE or KEYCODE outside bounds"); + } + if (ioctl(fd,KDSETKEYCODE,&a)) { + perror("KDSETKEYCODE"); + error_msg_and_die("failed to set SCANCODE %x to KEYCODE %d", sc, a.keycode); + } + argc -= 2; + argv += 2; + } + return EXIT_SUCCESS; +} |