xt_tcpudp.h revision ab4c2f14fb93700c9aefeb02ed9918565ba332a1
15c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#ifndef _XT_TCPUDP_H 25c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#define _XT_TCPUDP_H 35c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 45c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)/* TCP matching stuff */ 55c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)struct xt_tcp 65c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles){ 75c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) u_int16_t spts[2]; /* Source port range. */ 85c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) u_int16_t dpts[2]; /* Destination port range. */ 95c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) u_int8_t option; /* TCP Option iff non-zero*/ 105c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) u_int8_t flg_mask; /* TCP flags mask byte */ 115c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) u_int8_t flg_cmp; /* TCP flags compare byte */ 125c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) u_int8_t invflags; /* Inverse flags */ 135c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)}; 145c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 155c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)/* Values for "inv" field in struct ipt_tcp. */ 165c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#define XT_TCP_INV_SRCPT 0x01 /* Invert the sense of source ports. */ 175c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#define XT_TCP_INV_DSTPT 0x02 /* Invert the sense of dest ports. */ 185c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#define XT_TCP_INV_FLAGS 0x04 /* Invert the sense of TCP flags. */ 195c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#define XT_TCP_INV_OPTION 0x08 /* Invert the sense of option test. */ 205c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#define XT_TCP_INV_MASK 0x0F /* All possible flags. */ 215c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 225c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)/* UDP matching stuff */ 235c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)struct xt_udp 245c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles){ 255c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) u_int16_t spts[2]; /* Source port range. */ 265c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) u_int16_t dpts[2]; /* Destination port range. */ 275c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) u_int8_t invflags; /* Inverse flags */ 285c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)}; 295c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 305c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)/* Values for "invflags" field in struct ipt_udp. */ 31d5428f32f5d1719f774f62e19147104ca245a3abTorne (Richard Coles)#define XT_UDP_INV_SRCPT 0x01 /* Invert the sense of source ports. */ 32d5428f32f5d1719f774f62e19147104ca245a3abTorne (Richard Coles)#define XT_UDP_INV_DSTPT 0x02 /* Invert the sense of dest ports. */ 33d5428f32f5d1719f774f62e19147104ca245a3abTorne (Richard Coles)#define XT_UDP_INV_MASK 0x03 /* All possible flags. */ 34d5428f32f5d1719f774f62e19147104ca245a3abTorne (Richard Coles) 35d5428f32f5d1719f774f62e19147104ca245a3abTorne (Richard Coles) 365c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#endif 375c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)