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package Ocsinventory::Agent::Backend::OS::Generic::Screen;
use strict;
use utf8;
use Parse::EDID;
sub haveExternalUtils {
my $common = shift;
return $common->can_run("monitor-get-edid-using-vbe") || $common->can_run("monitor-get-edid") || $common->can_run("get-edid");
}
sub check {
my $params = shift;
my $common = $params->{common};
return unless -d "/sys/devices" || haveExternalUtils($common);
1;
}
sub _getManufacturerFromCode {
my $code = shift;
my $h = {
"ACR" => "Acer America Corp.",
"ACT" => "Targa",
"ADI" => "ADI Corporation http://www.adi.com.tw",
"AOC" => "AOC International (USA) Ltd.",
"API" => "Acer America Corp.",
"APP" => "Apple Computer, Inc.",
"ART" => "ArtMedia",
"AST" => "AST Research",
"AMW" => "AMW",
"AUO" => "AU Optronics Corporation",
"BMM" => "BMM",
"BNQ" => "BenQ Corporation",
"BOE" => "BOE Display Technology",
"CPL" => "Compal Electronics, Inc. / ALFA",
"CPQ" => "COMPAQ Computer Corp.",
"CPT" => "Chunghwa Picture Tubes, Ltd.",
"CTX" => "CTX - Chuntex Electronic Co.",
"DEC" => "Digital Equipment Corporation",
"DEL" => "Dell Computer Corp.",
"DPC" => "Delta Electronics, Inc.",
"DWE" => "Daewoo Telecom Ltd",
"ECS" => "ELITEGROUP Computer Systems",
"ENC" => "EIZO",
"EIZ" => "EIZO",
"EPI" => "Envision Peripherals, Inc.",
"FCM" => "Funai Electric Company of Taiwan",
"FUJ" => "Fujitsu",
"FUS" => "Fujitsu Siemens",
"GSM" => "LG Electronics Inc. (GoldStar Technology, Inc.)",
"GWY" => "Gateway 2000",
"HEI" => "Hyundai Electronics Industries Co., Ltd.",
"HIQ" => "Hyundai ImageQuest",
"HIT" => "Hitachi",
"HSD" => "Hannspree Inc",
"HSL" => "Hansol Electronics",
"HTC" => "Hitachi Ltd. / Nissei Sangyo America Ltd.",
"HWP" => "Hewlett Packard",
"IBM" => "IBM PC Company",
"ICL" => "Fujitsu ICL",
"IFS" => "InFocus",
"IQT" => "Hyundai",
"IVM" => "Idek Iiyama North America, Inc.",
"KFC" => "KFC Computek",
"LEN" => "Lenovo",
"LGD" => "LG Display",
"LKM" => "ADLAS / AZALEA",
"LNK" => "LINK Technologies, Inc.",
"LPL" => "LG Philips",
"LTN" => "Lite-On",
"MAG" => "MAG InnoVision",
"MAX" => "Maxdata Computer GmbH",
"MEI" => "Panasonic Comm. & Systems Co.",
"MEL" => "Mitsubishi Electronics",
"MIR" => "Miro Computer Products AG",
"MTC" => "MITAC",
"MS_" => "Panasonic",
"NAN" => "NANAO",
"NEC" => "NEC Technologies, Inc.",
"NVD" => "Fujitsu",
"NOK" => "Nokia",
"OQI" => "OPTIQUEST",
"PBN" => "Packard Bell",
"PCK" => "Daewoo",
"PDC" => "Polaroid",
"PGS" => "Princeton Graphic Systems",
"PHL" => "Philips Consumer Electronics Co.",
"POS" => "Positivo Tecnologia S.A.",
"PRT" => "Princeton",
"PTS" => "ProView/EMC/PTS YakumoTFT17SL",
"REL" => "Relisys",
"SAM" => "Samsung",
"SMI" => "Smile",
"SMC" => "Samtron",
"SNI" => "Siemens Nixdorf",
"SNY" => "Sony Corporation",
"SPT" => "Sceptre",
"SRC" => "Shamrock Technology",
"STN" => "Samtron",
"STP" => "Sceptre",
"TAT" => "Tatung Co. of America, Inc.",
"TOS" => "Toshiba",
"TRL" => "Royal Information Company",
"TSB" => "Toshiba, Inc.",
"UNM" => "Unisys Corporation",
"VSC" => "ViewSonic Corporation",
"WTC" => "Wen Technology",
"ZCM" => "Zenith Data Systems",
"___" => "Targa" };
return $h->{$code} if (exists ($h->{$code}) && $h->{$code});
return "Unknown manufacturer code ".$code;
}
sub getEdid {
my $raw_edid;
my $port = $_[0];
# Mandriva
$raw_edid = `monitor-get-edid-using-vbe --port $port 2>/dev/null`;
# Since monitor-edid 1.15, it's possible to retrieve EDID information
# through DVI link but we need to use monitor-get-edid
if (!$raw_edid) {
$raw_edid = `monitor-get-edid --vbe-port $port 2>/dev/null`;
}
if (!$raw_edid) {
foreach (1..5) { # Sometime get-edid return an empty string...
$raw_edid = `get-edid 2>/dev/null`;
last if (length($raw_edid) == 128 || length($raw_edid) == 256);
}
}
return unless (length($raw_edid) == 128 || length($raw_edid) == 256);
return $raw_edid;
}
sub run {
my $params = shift;
my $common = $params->{common};
my $logger = $params->{logger};
my $raw_perl = 1;
my $verbose;
my $MonitorsDB;
my $base64;
my $uuencode;
my %found;
my @edid_list;
# first check sysfs if there are edid entries
for my $file(split(/\0/,`find /sys/devices -wholename '*/card*/edid' -print0`)) {
open(my $sys_edid_fd,'<',$file);
my $raw_edid = do { local $/; <$sys_edid_fd> };
if (length($raw_edid) == 128 || length($raw_edid) == 256 ) {
push @edid_list, $raw_edid;
}
}
# if not fall back to the old method
if (!@edid_list && haveExternalUtils($common)) {
for my $port(0..20){
my $raw_edid = getEdid($port);
if ($raw_edid){
if (length($raw_edid) == 128 || length($raw_edid) == 256) {
push @edid_list, $raw_edid;
}
}
}
}
for my $raw_edid(@edid_list) {
my $edid = parse_edid($raw_edid);
if (my $err = check_parsed_edid($edid)) {
$logger->debug("check failed: bad edid: $err");
}
my $caption = $edid->{monitor_name};
$caption =~ s/[^ -~].*$//;
my $description = $edid->{week}."/".$edid->{year};
my $manufacturer = _getManufacturerFromCode($edid->{manufacturer_name});
my $serial = $edid->{serial_number};
if (!exists $found{$serial}) {
$found{$serial} = 1;
eval "use MIME::Base64;";
$base64 = encode_base64($raw_edid) if !$@;
if ($common->can_run("uuencode")) {
chomp($uuencode = `echo $raw_edid|uuencode -`);
if (!$base64) {
chomp($base64 = `echo $raw_edid|uuencode -m -`);
}
}
$common->addMonitor ({
BASE64 => $base64,
CAPTION => $caption,
DESCRIPTION => $description,
MANUFACTURER => $manufacturer,
SERIAL => $serial,
UUENCODE => $uuencode,
});
}
}
}
1;
|
