diff options
| author | Pablo Neira Ayuso <pablo@netfilter.org> | 2013-10-02 19:21:01 +0200 |
|---|---|---|
| committer | Pablo Neira Ayuso <pablo@netfilter.org> | 2013-10-03 10:51:03 +0200 |
| commit | ea753a152cbf3a2658b5ec5bacfb738c13a4c476 (patch) | |
| tree | 2d488dc6b7d937cd84a1734b309b7afc2a643c1b /src/expect.c | |
| parent | 9b99aa2980574f4d3bf26145a1bf8bd69d34e764 (diff) | |
conntrackd: cthelper: add TFTP helper
This patch adds an userspace port of the TFTP helper that is currently
implemented in the kernel. This includes NAT support. It requires a
Linux kernel 3.12.
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'src/expect.c')
| -rw-r--r-- | src/expect.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/src/expect.c b/src/expect.c index 470b9ae..bba0ed7 100644 --- a/src/expect.c +++ b/src/expect.c @@ -212,3 +212,27 @@ cthelper_get_addr_dst(struct nf_conntrack *ct, int dir, break; } } + +void cthelper_get_port_src(struct nf_conntrack *ct, int dir, uint16_t *port) +{ + switch (dir) { + case MYCT_DIR_ORIG: + *port = nfct_get_attr_u16(ct, ATTR_PORT_SRC); + break; + case MYCT_DIR_REPL: + *port = nfct_get_attr_u16(ct, ATTR_REPL_PORT_SRC); + break; + } +} + +void cthelper_get_port_dst(struct nf_conntrack *ct, int dir, uint16_t *port) +{ + switch (dir) { + case MYCT_DIR_ORIG: + *port = nfct_get_attr_u16(ct, ATTR_PORT_DST); + break; + case MYCT_DIR_REPL: + *port = nfct_get_attr_u16(ct, ATTR_REPL_PORT_DST); + break; + } +} |