diff options
Diffstat (limited to 'src/build.c')
| -rw-r--r-- | src/build.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/src/build.c b/src/build.c index 5403300..99ff230 100644 --- a/src/build.c +++ b/src/build.c @@ -107,6 +107,17 @@ ct_build_natseqadj(const struct nf_conntrack *ct, struct nethdr *n) addattr(n, NTA_NAT_SEQ_ADJ, &data, sizeof(struct nta_attr_natseqadj)); } +static inline void +ct_build_synproxy(const struct nf_conntrack *ct, struct nethdr *n) +{ + struct nta_attr_synproxy data = { + .isn = htonl(nfct_get_attr_u32(ct, ATTR_SYNPROXY_ISN)), + .its = htonl(nfct_get_attr_u32(ct, ATTR_SYNPROXY_ITS)), + .tsoff = htonl(nfct_get_attr_u32(ct, ATTR_SYNPROXY_TSOFF)), + }; + addattr(n, NTA_SYNPROXY, &data, sizeof(struct nta_attr_synproxy)); +} + static enum nf_conntrack_attr nat_type[] = { ATTR_ORIG_NAT_SEQ_CORRECTION_POS, ATTR_ORIG_NAT_SEQ_OFFSET_BEFORE, ATTR_ORIG_NAT_SEQ_OFFSET_AFTER, ATTR_REPL_NAT_SEQ_CORRECTION_POS, @@ -299,6 +310,11 @@ void ct2msg(const struct nf_conntrack *ct, struct nethdr *n) if (nfct_attr_is_set(ct, ATTR_CONNLABELS)) ct_build_clabel(ct, n); + + if (nfct_attr_is_set(ct, ATTR_SYNPROXY_ISN) && + nfct_attr_is_set(ct, ATTR_SYNPROXY_ITS) && + nfct_attr_is_set(ct, ATTR_SYNPROXY_TSOFF)) + ct_build_synproxy(ct, n); } static void |