http://www.ousob.com --- Legacy Redefined OuSob - File: /wwwroot/clipx/usr/include/linux/if_packet.h

#ifndef __LINUX_IF_PACKET_H #define __LINUX_IF_PACKET_H struct sockaddr_pkt { unsigned short spkt_family; unsigned char spkt_device[14]; unsigned short spkt_protocol; }; struct sockaddr_ll { unsigned short sll_family; unsigned short sll_protocol; int sll_ifindex; unsigned short sll_hatype; unsigned char sll_pkttype; unsigned char sll_halen; unsigned char sll_addr[8]; }; /* Packet types */ #define PACKET_HOST 0 /* To us */ #define PACKET_BROADCAST 1 /* To all */ #define PACKET_MULTICAST 2 /* To group */ #define PACKET_OTHERHOST 3 /* To someone else */ #define PACKET_OUTGOING 4 /* Outgoing of any type */ /* These ones are invisible by user level */ #define PACKET_LOOPBACK 5 /* MC/BRD frame looped back */ #define PACKET_FASTROUTE 6 /* Fastrouted frame */ /* Packet socket options */ #define PACKET_ADD_MEMBERSHIP 1 #define PACKET_DROP_MEMBERSHIP 2 #define PACKET_RECV_OUTPUT 3 /* Value 4 is still used by obsolete turbo-packet. */ #define PACKET_RX_RING 5 #define PACKET_STATISTICS 6 #define PACKET_COPY_THRESH 7 struct tpacket_stats { unsigned int tp_packets; unsigned int tp_drops; }; struct tpacket_hdr { unsigned long tp_status; #define TP_STATUS_KERNEL 0 #define TP_STATUS_USER 1 #define TP_STATUS_COPY 2 #define TP_STATUS_LOSING 4 #define TP_STATUS_CSUMNOTREADY 8 unsigned int tp_len; unsigned int tp_snaplen; unsigned short tp_mac; unsigned short tp_net; unsigned int tp_sec; unsigned int tp_usec; }; #define TPACKET_ALIGNMENT 16 #define TPACKET_ALIGN(x) (((x)+TPACKET_ALIGNMENT-1)&~(TPACKET_ALIGNMENT-1)) #define TPACKET_HDRLEN (TPACKET_ALIGN(sizeof(struct tpacket_hdr)) + sizeof(struct sockaddr_ll)) /* Frame structure: - Start. Frame must be aligned to TPACKET_ALIGNMENT=16 - struct tpacket_hdr - pad to TPACKET_ALIGNMENT=16 - struct sockaddr_ll - Gap, chosen so that packet data (Start+tp_net) alignes to TPACKET_ALIGNMENT=16 - Start+tp_mac: [ Optional MAC header ] - Start+tp_net: Packet data, aligned to TPACKET_ALIGNMENT=16. - Pad to align to TPACKET_ALIGNMENT=16 */ struct tpacket_req { unsigned int tp_block_size; /* Minimal size of contiguous block */ unsigned int tp_block_nr; /* Number of blocks */ unsigned int tp_frame_size; /* Size of frame */ unsigned int tp_frame_nr; /* Total number of frames */ }; struct packet_mreq { int mr_ifindex; unsigned short mr_type; unsigned short mr_alen; unsigned char mr_address[8]; }; #define PACKET_MR_MULTICAST 0 #define PACKET_MR_PROMISC 1 #define PACKET_MR_ALLMULTI 2 #endif