diff options
| author | Pablo Neira Ayuso <pablo@netfilter.org> | 2009-04-24 12:23:03 +0200 |
|---|---|---|
| committer | Pablo Neira Ayuso <pablo@netfilter.org> | 2009-04-24 12:23:03 +0200 |
| commit | b808645ec71b7cc22cf5106b3d79625d07e6077c (patch) | |
| tree | 61c454be50eea566855ad40cbe641ba3c0b3e64b /src | |
| parent | 7866b938a909439fa09ea7f16f8676cdac5ea532 (diff) | |
sync: add support for DCCP state replication
This patch adds initial support for DCCP state replication.
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'src')
| -rw-r--r-- | src/build.c | 12 | ||||
| -rw-r--r-- | src/parse.c | 13 |
2 files changed, 25 insertions, 0 deletions
diff --git a/src/build.c b/src/build.c index 6b0fad7..a02a912 100644 --- a/src/build.c +++ b/src/build.c @@ -103,6 +103,16 @@ __build_sctp(const struct nf_conntrack *ct, struct nethdr *n) addattr(n, NTA_STATE_SCTP, &data, sizeof(struct nta_attr_sctp)); } +static inline void +__build_dccp(const struct nf_conntrack *ct, struct nethdr *n) +{ + struct nta_attr_dccp data = { + .state = nfct_get_attr_u8(ct, ATTR_DCCP_STATE), + .role = nfct_get_attr_u8(ct, ATTR_DCCP_ROLE), + }; + addattr(n, NTA_STATE_DCCP, &data, sizeof(struct nta_attr_dccp)); +} + 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, @@ -131,6 +141,8 @@ void build_payload(const struct nf_conntrack *ct, struct nethdr *n) __build_u8(ct, ATTR_TCP_STATE, n, NTA_STATE_TCP); else if (nfct_attr_is_set(ct, ATTR_SCTP_STATE)) __build_sctp(ct, n); + else if (nfct_attr_is_set(ct, ATTR_DCCP_STATE)) + __build_dccp(ct, n); if (!CONFIG(commit_timeout) && nfct_attr_is_set(ct, ATTR_TIMEOUT)) __build_u32(ct, ATTR_TIMEOUT, n, NTA_TIMEOUT); diff --git a/src/parse.c b/src/parse.c index d14910a..100177b 100644 --- a/src/parse.c +++ b/src/parse.c @@ -30,6 +30,7 @@ static void parse_u32(struct nf_conntrack *ct, int attr, void *data); static void parse_group(struct nf_conntrack *ct, int attr, void *data); static void parse_nat_seq_adj(struct nf_conntrack *ct, int attr, void *data); static void parse_sctp(struct nf_conntrack *ct, int attr, void *data); +static void parse_dccp(struct nf_conntrack *ct, int attr, void *data); struct parser { void (*parse)(struct nf_conntrack *ct, int attr, void *data); @@ -126,6 +127,10 @@ static struct parser h[NTA_MAX] = { .parse = parse_sctp, .size = NTA_SIZE(sizeof(struct nta_attr_sctp)), }, + [NTA_STATE_DCCP] = { + .parse = parse_dccp, + .size = NTA_SIZE(sizeof(struct nta_attr_dccp)), + }, }; static void @@ -182,6 +187,14 @@ parse_sctp(struct nf_conntrack *ct, int attr, void *data) nfct_set_attr_u32(ct, ATTR_SCTP_VTAG_REPL, ntohl(this->vtag_repl)); } +static void +parse_dccp(struct nf_conntrack *ct, int attr, void *data) +{ + struct nta_attr_dccp *this = data; + nfct_set_attr_u8(ct, ATTR_DCCP_STATE, this->state); + nfct_set_attr_u8(ct, ATTR_DCCP_ROLE, this->role); +} + int parse_payload(struct nf_conntrack *ct, struct nethdr *net, size_t remain) { int len; |