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Fix for Issue #18 Linux: YACReaderLibrary segfaults on start if an

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openvpn connection is present
This commit is contained in:
Felix Kauselmann 2014-08-08 21:19:56 +02:00
parent 4de5789c5f
commit 458f9f42d3
1 changed files with 17 additions and 15 deletions
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32
YACReaderLibrary/server_config_dialog.cpp
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@ -31,21 +31,23 @@ QList<QString> addresses()
getifaddrs(&ifAddrStruct);
for (ifa = ifAddrStruct; ifa != NULL; ifa = ifa->ifa_next) {
if (ifa ->ifa_addr->sa_family==AF_INET) { // check it is IP4
// is a valid IP4 Address
tmpAddrPtr=&((struct sockaddr_in *)ifa->ifa_addr)->sin_addr;
char addressBuffer[INET_ADDRSTRLEN];
inet_ntop(AF_INET, tmpAddrPtr, addressBuffer, INET_ADDRSTRLEN);
QString add(addressBuffer);
localAddreses.push_back(QString(addressBuffer));
//printf("%s IP Address %s\n", ifa->ifa_name, addressBuffer);
} else if (ifa->ifa_addr->sa_family==AF_INET6) { // check it is IP6
// is a valid IP6 Address
tmpAddrPtr=&((struct sockaddr_in6 *)ifa->ifa_addr)->sin6_addr;
char addressBuffer[INET6_ADDRSTRLEN];
inet_ntop(AF_INET6, tmpAddrPtr, addressBuffer, INET6_ADDRSTRLEN);
//printf("%s IP Address %s\n", ifa->ifa_name, addressBuffer);
}
if (ifa ->ifa_addr) {
if (ifa ->ifa_addr->sa_family==AF_INET) { // check it is IP4
// is a valid IP4 Address
tmpAddrPtr=&((struct sockaddr_in *)ifa->ifa_addr)->sin_addr;
char addressBuffer[INET_ADDRSTRLEN];
inet_ntop(AF_INET, tmpAddrPtr, addressBuffer, INET_ADDRSTRLEN);
QString add(addressBuffer);
localAddreses.push_back(QString(addressBuffer));
//printf("%s IP Address %s\n", ifa->ifa_name, addressBuffer);
} else if (ifa->ifa_addr->sa_family==AF_INET6) { // check it is IP6
// is a valid IP6 Address
tmpAddrPtr=&((struct sockaddr_in6 *)ifa->ifa_addr)->sin6_addr;
char addressBuffer[INET6_ADDRSTRLEN];
inet_ntop(AF_INET6, tmpAddrPtr, addressBuffer, INET6_ADDRSTRLEN);
//printf("%s IP Address %s\n", ifa->ifa_name, addressBuffer);
}
}
}
if (ifAddrStruct!=NULL) freeifaddrs(ifAddrStruct);
return localAddreses;