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01: #ifndef _XT_TCPUDP_H
02: #define _XT_TCPUDP_H
03: 
04: #include <linux/types.h>
05: 
06: /* TCP matching stuff */
07: struct xt_tcp {
08:         __u16 spts[2];                  /* Source port range. */
09:         __u16 dpts[2];                  /* Destination port range. */
10:         __u8 option;                    /* TCP Option iff non-zero*/
11:         __u8 flg_mask;                  /* TCP flags mask byte */
12:         __u8 flg_cmp;                   /* TCP flags compare byte */
13:         __u8 invflags;                  /* Inverse flags */
14: };
15: 
16: /* Values for "inv" field in struct ipt_tcp. */
17: #define XT_TCP_INV_SRCPT        0x01    /* Invert the sense of source ports. */
18: #define XT_TCP_INV_DSTPT        0x02    /* Invert the sense of dest ports. */
19: #define XT_TCP_INV_FLAGS        0x04    /* Invert the sense of TCP flags. */
20: #define XT_TCP_INV_OPTION       0x08    /* Invert the sense of option test. */
21: #define XT_TCP_INV_MASK         0x0F    /* All possible flags. */
22: 
23: /* UDP matching stuff */
24: struct xt_udp {
25:         __u16 spts[2];                  /* Source port range. */
26:         __u16 dpts[2];                  /* Destination port range. */
27:         __u8 invflags;                  /* Inverse flags */
28: };
29: 
30: /* Values for "invflags" field in struct ipt_udp. */
31: #define XT_UDP_INV_SRCPT        0x01    /* Invert the sense of source ports. */
32: #define XT_UDP_INV_DSTPT        0x02    /* Invert the sense of dest ports. */
33: #define XT_UDP_INV_MASK 0x03    /* All possible flags. */
34: 
35: 
36: #endif
37: 

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