1*5126Swnj /* tcpip.h 4.1 81/11/29 */ 2*5126Swnj 3*5126Swnj /* 4*5126Swnj * Tcp+ip header, after ip options removed. 5*5126Swnj */ 6*5126Swnj struct tcpiphdr { 7*5126Swnj struct ipovly ti_i; /* overlaid ip structure */ 8*5126Swnj struct tcphdr ti_t; /* tcp header */ 9*5126Swnj }; 10*5126Swnj #define ti_next ti_i.ih_next 11*5126Swnj #define ti_prev ti_i.ih_prev 12*5126Swnj #define ti_x1 ti_i.ih_x1 13*5126Swnj #define ti_pr ti_i.ih_pr 14*5126Swnj #define ti_len ti_i.ih_len 15*5126Swnj #define ti_src ti_i.ih_src 16*5126Swnj #define ti_dst ti_i.ih_dst 17*5126Swnj #define ti_sport ti_t.th_sport 18*5126Swnj #define ti_dport ti_t.th_dport 19*5126Swnj #define ti_seq ti_t.th_seq 20*5126Swnj #define ti_ack ti_t.th_ack 21*5126Swnj #define ti_x2 ti_t.th_x2 22*5126Swnj #define ti_off ti_t.th_off 23*5126Swnj #define ti_flags ti_t.th_flags 24*5126Swnj #define ti_win ti_t.th_win 25*5126Swnj #define ti_sum ti_t.th_sum 26*5126Swnj #define ti_urp ti_t.th_urp 27