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netfilter: nft_masq: support port range

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Complete masquerading support by allowing port range selection.

Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
This commit is contained in:
Pablo Neira Ayuso
2016-03-01 19:55:14 +01:00
parent af4610c395
commit 8a6bf5da1a
5 changed files with 58 additions and 13 deletions
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4
include/uapi/linux/netfilter/nf_tables.h
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@@ -951,10 +951,14 @@ enum nft_nat_attributes {
* enum nft_masq_attributes - nf_tables masquerade expression attributes
*
* @NFTA_MASQ_FLAGS: NAT flags (see NF_NAT_RANGE_* in linux/netfilter/nf_nat.h) (NLA_U32)
* @NFTA_MASQ_REG_PROTO_MIN: source register of proto range start (NLA_U32: nft_registers)
* @NFTA_MASQ_REG_PROTO_MAX: source register of proto range end (NLA_U32: nft_registers)
*/
enum nft_masq_attributes {
NFTA_MASQ_UNSPEC,
NFTA_MASQ_FLAGS,
NFTA_MASQ_REG_PROTO_MIN,
NFTA_MASQ_REG_PROTO_MAX,
__NFTA_MASQ_MAX
};
#define NFTA_MASQ_MAX (__NFTA_MASQ_MAX - 1)