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* nfct: Fix use-after-free / double-freeHani Benhabiles2013-10-111-4/+0
| | | | | | | | | | | | helper's list and flush commands handlers shouldn't call mnl_socket_close on the passed netlink socket as it is done in the main function after parse_params call. Bug introduced in (3c78a45 nfct: src: consolidate netlink socket creation). Signed-off-by: Hani Benhabiles <kroosec@gmail.com> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
* nfct: src: consolidate netlink socket creationPablo Neira Ayuso2013-10-011-100/+25
| | | | | | | Open the socket from the main function, then pass it as parameter to the corresponding interpreter. Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
* nfct: src: add nfct_mnl_talk and use itPablo Neira Ayuso2013-10-011-86/+13
| | | | | | Add helper function nfct_mnl_talk and use it. Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
* nfct: modularize extensionsPablo Neira Ayuso2013-09-261-8/+23
| | | | | | Modularize timeout and helper extensions. Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
* nfct: helper: use CONNTRACKD_LIB_DIR variable set during configurationPablo Neira Ayuso2012-08-011-6/+2
| | | | | | | | Instead of hardcoded path to /usr/lib/conntrack-tools/ which might not be true if options like --prefix with different location is passed to conntrack. Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
* conntrackd: add cthelper infrastructure (+ example FTP helper)Pablo Neira Ayuso2012-08-011-0/+619
This patch adds the user-space helper infrastructure. It also contains the implementation of the FTP helper in user-space. There's one example file that you can use to configure conntrackd as user-space connection tracking helper under: doc/helper/conntrackd.conf Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>