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git.proxmox.com Git - mirror_ubuntu-bionic-kernel.git/blob - include/uapi/linux/netfilter/xt_tcpudp.h
1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
5 #include <linux/types.h>
7 /* TCP matching stuff */
9 __u16 spts
[2]; /* Source port range. */
10 __u16 dpts
[2]; /* Destination port range. */
11 __u8 option
; /* TCP Option iff non-zero*/
12 __u8 flg_mask
; /* TCP flags mask byte */
13 __u8 flg_cmp
; /* TCP flags compare byte */
14 __u8 invflags
; /* Inverse flags */
17 /* Values for "inv" field in struct ipt_tcp. */
18 #define XT_TCP_INV_SRCPT 0x01 /* Invert the sense of source ports. */
19 #define XT_TCP_INV_DSTPT 0x02 /* Invert the sense of dest ports. */
20 #define XT_TCP_INV_FLAGS 0x04 /* Invert the sense of TCP flags. */
21 #define XT_TCP_INV_OPTION 0x08 /* Invert the sense of option test. */
22 #define XT_TCP_INV_MASK 0x0F /* All possible flags. */
24 /* UDP matching stuff */
26 __u16 spts
[2]; /* Source port range. */
27 __u16 dpts
[2]; /* Destination port range. */
28 __u8 invflags
; /* Inverse flags */
31 /* Values for "invflags" field in struct ipt_udp. */
32 #define XT_UDP_INV_SRCPT 0x01 /* Invert the sense of source ports. */
33 #define XT_UDP_INV_DSTPT 0x02 /* Invert the sense of dest ports. */
34 #define XT_UDP_INV_MASK 0x03 /* All possible flags. */