FHEM/fhem-mirror
2
0
Fork 0
mirror of https://github.com/fhem/fhem-mirror.git synced 2025-01-31 06:39:11 +00:00
Code Issues Releases Wiki Activity

50_MOBILEALERTSGW: Checksum check added

Browse Source 
git-svn-id: https://svn.fhem.de/fhem/trunk@19278 2b470e98-0d58-463d-a4d8-8e2adae1ed80
This commit is contained in:
MarkusF 2019-04-28 15:31:59 +00:00
parent 472d3f9c77
commit 269f7fa0e2
2 changed files with 46 additions and 18 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
fhem/CHANGED
View File

@ -1,5 +1,6 @@
# Add changes at the top of the list. Keep it in ASCII, and 80-char wide.
# Do not insert empty lines here, update check depends on it.
- change: 50_MOBILEALERTSGW: Checksum check added
- change: 93_DbRep: check index "Report_Idx" during first DB connect
- change: 98_RandomTimer: remove 59_Twilight dependency
- feature: 93_DbRep: new set "index" command to manage needed indexe for

63
fhem/FHEM/50_MOBILEALERTSGW.pm
View File

@ -150,7 +150,7 @@ sub MOBILEALERTSGW_Set ($$@) {
if ( $cmd eq "clear" ) {
if ( $args[0] eq "readings" ) {
for ( keys %{ $hash->{READINGS} } ) {
readingsDelete($hash, $_) if ( $_ ne 'state' );
readingsDelete( $hash, $_ ) if ( $_ ne 'state' );
}
return undef;
}
@ -237,6 +237,8 @@ sub MOBILEALERTSGW_Set ($$@) {
my $data = pack( "H*", $args[0] );
my ( $packageHeader, $timeStamp, $packageLength, $deviceID ) =
unpack( "CNCH12", $data );
my ( $sum, $sumWert ) = unpack( "%C63C", $data );
$sum &= 0x7F;
Log3 $name, 4,
"$name MOBILEALERTSGW: Debuginsert PackageHeader: "
. $packageHeader
@ -248,6 +250,19 @@ sub MOBILEALERTSGW_Set ($$@) {
. $deviceID;
Log3 $name, 5, "$name MOBILEALERTSGW: Debuginsert for $deviceID: "
. unpack( "H*", $data );
if ( $sum != $sumWert ) {
Log3 $MA_wname, 4,
"$MA_wname MOBILEALERTSGW: Wrong Checksum expected: 0x"
. sprintf( "%02X", $sum )
. " got: 0x"
. sprintf( "%02X", $sumWert )
. "=> ignoring";
return undef;
}
Log3 $MA_wname, 5,
"$MA_wname MOBILEALERTSGW: Good Checksum got: 0x"
. sprintf( "%02X", $sum );
Dispatch( $hash, $data, undef );
return undef;
}
@ -558,23 +573,35 @@ sub MOBILEALERTSGW_DecodeData($$) {
for ( my $pos = 0 ; $pos < length($POSTdata) ; $pos += MA_PACKAGE_LENGTH ) {
my $data = substr $POSTdata, $pos, MA_PACKAGE_LENGTH;
my ( $packageHeader, $timeStamp, $packageLength, $deviceID ) =
unpack( "CNCH12", $data );
Log3 $MA_wname, 4,
"$MA_wname MOBILEALERTSGW: PackageHeader: "
. $packageHeader
. " Timestamp: "
. scalar( FmtDateTimeRFC1123($timeStamp) )
. " PackageLength: "
. $packageLength
. " DeviceID: "
. $deviceID
if ( $verbose >= 4 );
Log3 $MA_wname, 5,
"$MA_wname MOBILEALERTSGW: Data for $deviceID: "
. unpack( "H*", $data )
if ( $verbose >= 5 );
my $found = Dispatch( $defs{$MA_wname}, $data, undef );
my ( $sum, $sumWert ) = unpack( "%C63C", $data );
$sum &= 0x7F;
if ( $sum != $sumWert ) {
Log3 $MA_wname, 4,
"$MA_wname MOBILEALERTSGW: Wrong Checksum expected: 0x"
. sprintf( "%02X", $sum )
. " got: 0x"
. sprintf( "%02X", $sumWert )
. "=> ignoring";
}
else {
my ( $packageHeader, $timeStamp, $packageLength, $deviceID ) =
unpack( "CNCH12", $data );
Log3 $MA_wname, 4,
"$MA_wname MOBILEALERTSGW: PackageHeader: "
. $packageHeader
. " Timestamp: "
. scalar( FmtDateTimeRFC1123($timeStamp) )
. " PackageLength: "
. $packageLength
. " DeviceID: "
. $deviceID
if ( $verbose >= 4 );
Log3 $MA_wname, 5,
"$MA_wname MOBILEALERTSGW: Data for $deviceID: "
. unpack( "H*", $data )
if ( $verbose >= 5 );
my $found = Dispatch( $defs{$MA_wname}, $data, undef );
}
}
}