85 lines
2.4 KiB
Bash
Executable File
85 lines
2.4 KiB
Bash
Executable File
#!/bin/bash -eu
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# AT translated set 2 encoder
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type xxd > /dev/null || exit 1
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if ! test -f dumpkeys.cache; then
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sudo dumpkeys --keys-only > dumpkeys.cache
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fi
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# XXX: hardcoded values are generated by:
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#make_break_shift="$(eval echo \$at_table_$(echo -n Shift | xxd -ps))"
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#make_shift="${make_break_shift% *}"
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#break_shift="${make_break_shift#* }"
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make_shift=36
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break_shift=b6
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map_set() {
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# $1 - keycode
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# $2 - normal value
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# $3 - shifted value
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[ "${2}${3}" = "nulnul" ] && return 1
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make=$(printf %02x "$1")
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break=$(printf %02x "$(($1 | 128))")
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eval "at_table_$(echo -n "${3#+}" | xxd -ps)='$make_shift $make $break $break_shift'"
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eval "at_table_$(echo -n "${2#+}" | xxd -ps)='$make $break'"
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}
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map_alias() {
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# $1,$3,$5,... - names
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# $2,$4,$6,... - aliases
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while [ -n "$1" -a -n "$2" ]; do
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eval "at_table_$(echo -n "${2#+}" | xxd -ps)=\${at_table_$(echo -n "${1#+}" | xxd -ps)}"
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shift
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shift
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done
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}
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# at_table_$normal = n
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# at_table_$shifted = n
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while read keycode n _ normal shifted rest; do
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[ "$keycode" = "keycode" ] || continue
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map_set "${n}" "${normal}" "${shifted}"
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done < dumpkeys.cache
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# Extra mapping
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map_alias \
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one 1 exclam '!' \
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two 2 at '@' \
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three 3 numbersign '#' \
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four 4 dollar '$' \
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five 5 percent '%' \
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six 6 asciicircum '^' \
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seven 7 ampersand '&' \
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eight 8 asterisk '*' \
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nine 9 parenleft '(' \
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zero 0 parenright ')' \
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minus '-' underscore '_' \
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equal '=' plus '+'
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map_alias \
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bracketleft '[' braceleft '{' \
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bracketright ']' braceright '}' \
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semicolon ';' colon ':' \
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apostrophe "'" quotedbl '"' \
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grave '`' asciitilde '~' \
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backslash "\\" bar '|' \
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comma ',' less '<' \
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period '.' greater '>' \
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slash '/' question '?' \
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space ' ' Return $'\n'
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translate() {
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for t in $(echo -n "$*" | xxd -ps | sed -e 's/../& /g'); do
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n="at_table_$t"
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v="${!n}"
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[ -z "$v" ] && echo "$0: unknown char: '$t'." >&2
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echo -n " ${v}"
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done
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echo
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}
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[ "$(basename "$0")" = "translate.sh" ] && translate " vmlinuz initrd=initrd.img biosdevname=0 ks=cdrom:/ks.cfg ip=10.20.0.2 gw=10.20.0.1 dns1=10.20.0.1 netmask=255.255.255.0 hostname=fuel.domain.tld showmenu=no
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"
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