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#!/usr/bin/perl -w
use Switch;
# BUGS: FF_STATUS, REP, SND, SYN are not building properly. Its still dropping the first element
#========================================================================
# GLOBAL VARS
#========================================================================
$FILENAME = "linux/input.h";
#========================================================================
# FUNCTIONS
#========================================================================
#------------------------------------------------------------------------
# parse out the types and codes from a line from the header
# usage: @dataArray getDataFromHeaderLine($lineFromHeader);
sub getDataFromHeaderLine
{
$_ = shift;
my @returnArray;
if ( m/#define ([A-Z0-9_]*)\s+(0x)?([0-9a-f]+)/)
{
if ($2) { $index = hex($3); } else { $index = $3; }
if ($index >=0)
{
$returnArray[0] = $index;
$returnArray[1] = "$1";
return @returnArray;
}
# print "$1 \t\t\t $index $#returnArray\n ";
# if ($index == 0) { print("index: $index 3: $3 2: $2 1: $1 value: $returnArray[1]\n"); }
}
}
#------------------------------------------------------------------------
# print an array out in C format
#
sub printCArray
{
my @arrayToPrint = @_;
# print("$arrayToPrint[0] $#arrayToPrint \n");
print("int ${arrayToPrint[0]}_TOTAL = $#arrayToPrint; /* # of elements in array */\n");
print("char *${arrayToPrint[0]}[$#arrayToPrint] = {");
for($i = 1; $i < $#arrayToPrint; $i++)
{
# format nicely in sets of 6
if ( ($i+4)%6 == 5 ) { print("\n "); }
# if the array element's data is null, print NULL
if ($arrayToPrint[$i]) { print("\"$arrayToPrint[$i]\","); }
else { print("NULL,"); }
}
print("\"$arrayToPrint[$#arrayToPrint]\"\n };\n\n\n");
}
#========================================================================
# MAIN
#========================================================================
$FILENAME = "linux/input.h";
open(INPUT_H, "<$FILENAME");
while(<INPUT_H>)
{
if (m/#define (FF_STATUS|[A-Z_]*?)_/)
{
# filter EV_VERSION and *_MAX
m/#define\s+(EV_VERSION|[A-Z_]+_MAX)\s+/;
# print "$1 \n";
switch ($1)
{
# types
case "EV" { ($index, $value) = getDataFromHeaderLine($_); $EV[$index] = $value; }
# codes
case "SYN" { ($index, $value) = getDataFromHeaderLine($_); $SYN[$index] = $value; }
case "KEY" { ($index, $value) = getDataFromHeaderLine($_); $KEY[$index] = $value; }
# BTN codes are actually part of the KEY type
case "BTN" { ($index, $value) = getDataFromHeaderLine($_); $KEY[$index] = $value; }
case "REL" { ($index, $value) = getDataFromHeaderLine($_); $REL[$index] = $value; }
case "ABS" { ($index, $value) = getDataFromHeaderLine($_); $ABS[$index] = $value; }
case "MSC" { ($index, $value) = getDataFromHeaderLine($_); $MSC[$index] = $value; }
case "LED" { ($index, $value) = getDataFromHeaderLine($_); $LED[$index] = $value; }
case "SND" { ($index, $value) = getDataFromHeaderLine($_); $SND[$index] = $value; }
case "REP" { ($index, $value) = getDataFromHeaderLine($_); $REP[$index] = $value; }
case "FF" { ($index, $value) = getDataFromHeaderLine($_); $FF[$index] = $value; }
# there doesn't seem to be any PWR events yet...
case "PWR" { ($index, $value) = getDataFromHeaderLine($_); $PWR[$index] = $value; }
case "FF_STATUS" { ($index, $value) = getDataFromHeaderLine($_); $FF_STATUS[$index] = $value; }
# else { print " none $_"; }
}
}
}
printCArray("EV",@EV);
printCArray("SYN",@SYN);
printCArray("KEY",@KEY);
printCArray("REL",@REL);
printCArray("ABS",@ABS);
printCArray("MSC",@MSC);
printCArray("LED",@LED);
printCArray("SND",@SND);
printCArray("REP",@REP);
printCArray("FF",@FF);
printCArray("PWR",@PWR);
printCArray("FF_STATUS",@FF_STATUS);
# print array of arrays
print("char **EVENTNAMES[",$#EV+1,"] = {");
for($i = 0; $i < $#EV; $i++)
{
# format nicely in sets of 6
if ( ($i+4)%6 == 5 ) { print("\n "); }
# if the array element's data is null, print NULL
if ($EV[$i])
{
$_ = $EV[$i];
m/EV_([A-Z_]+)/;
print("$1,");
}
else { print("NULL,"); }
}
$_ = $EV[$#EV];
m/EV_([A-Z_]+)/;
print("$1\n };\n");
# print "EV: $#EV \n";
# print "SYN: $#SYN \n";
# print "KEY: $#KEY \n";
# print "REL: $#REL \n";
# print "ABS: $#ABS \n";
# print "MSC: $#MSC \n";
# print "LED: $#LED \n";
# print "SND: $#SND \n";
# print "REP: $#REP \n";
# print "FF: $#FF \n";
# #print "PWR: $#PWR \n";
# print "FF_STATUS: $#FF_STATUS \n";
close(INPUT_H);
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