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BUGFIX: Fixed possible crash when parsing filter file

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This commit is contained in:
Christophe Dumez 2009-01-25 00:27:04 +00:00
commit f1ca41a5c5
2 changed files with 22 additions and 16 deletions
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36
src/filterParserThread.h
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@ -178,22 +178,26 @@ class FilterParserThread : public QThread {
}
// Now Add to the filter
QStringList IP;
if(IPv4) {
//IPv4 addresses
IP = strStartIP.split('.');
address_v4 start((IP.at(0).toInt() << 24) + (IP.at(1).toInt() << 16) + (IP.at(2).toInt() << 8) + IP.at(3).toInt());
IP = strEndIP.split('.');
address_v4 last((IP.at(0).toInt() << 24) + (IP.at(1).toInt() << 16) + (IP.at(2).toInt() << 8) + IP.at(3).toInt());
// Apply to bittorrent session
filter.add_rule(start, last, ip_filter::blocked);
} else {
// IPv6, ex : 1fff:0000:0a88:85a3:0000:0000:ac1f:8001
IP = strStartIP.split(':');
address_v6 start = address_v6::from_string(strStartIP.remove(':', 0).toUtf8().data());
IP = strEndIP.split(':');
address_v6 last = address_v6::from_string(strEndIP.remove(':', 0).toUtf8().data());
// Apply to bittorrent session
filter.add_rule(start, last, ip_filter::blocked);
try {
if(IPv4) {
//IPv4 addresses
IP = strStartIP.split('.');
address_v4 start((IP.at(0).toInt() << 24) + (IP.at(1).toInt() << 16) + (IP.at(2).toInt() << 8) + IP.at(3).toInt());
IP = strEndIP.split('.');
address_v4 last((IP.at(0).toInt() << 24) + (IP.at(1).toInt() << 16) + (IP.at(2).toInt() << 8) + IP.at(3).toInt());
// Apply to bittorrent session
filter.add_rule(start, last, ip_filter::blocked);
} else {
// IPv6, ex : 1fff:0000:0a88:85a3:0000:0000:ac1f:8001
IP = strStartIP.split(':');
address_v6 start = address_v6::from_string(strStartIP.remove(':', 0).toUtf8().data());
IP = strEndIP.split(':');
address_v6 last = address_v6::from_string(strEndIP.remove(':', 0).toUtf8().data());
// Apply to bittorrent session
filter.add_rule(start, last, ip_filter::blocked);
}
}catch(exception){
qDebug("Bad line in filter file, avoided crash...");
}
}
file.close();