| The Android Open Source Project | 1dc9e47 | 2009-03-03 19:28:35 -0800 | [diff] [blame] | 1 | /**************************************************************************** |
| 2 | **************************************************************************** |
| 3 | *** |
| 4 | *** This header was automatically generated from a Linux kernel header |
| 5 | *** of the same name, to make information necessary for userspace to |
| 6 | *** call into the kernel available to libc. It contains only constants, |
| 7 | *** structures, and macros generated from the original header, and thus, |
| 8 | *** contains no copyrightable information. |
| 9 | *** |
| 10 | **************************************************************************** |
| 11 | ****************************************************************************/ |
| 12 | #ifndef __LINUX_IF_PACKET_H |
| 13 | #define __LINUX_IF_PACKET_H |
| 14 | |
| 15 | struct sockaddr_pkt |
| 16 | { |
| 17 | unsigned short spkt_family; |
| 18 | unsigned char spkt_device[14]; |
| 19 | unsigned short spkt_protocol; |
| 20 | }; |
| 21 | |
| 22 | struct sockaddr_ll |
| 23 | { |
| 24 | unsigned short sll_family; |
| 25 | unsigned short sll_protocol; |
| 26 | int sll_ifindex; |
| 27 | unsigned short sll_hatype; |
| 28 | unsigned char sll_pkttype; |
| 29 | unsigned char sll_halen; |
| 30 | unsigned char sll_addr[8]; |
| 31 | }; |
| 32 | |
| 33 | #define PACKET_HOST 0 |
| 34 | #define PACKET_BROADCAST 1 |
| 35 | #define PACKET_MULTICAST 2 |
| 36 | #define PACKET_OTHERHOST 3 |
| 37 | #define PACKET_OUTGOING 4 |
| 38 | |
| 39 | #define PACKET_LOOPBACK 5 |
| 40 | #define PACKET_FASTROUTE 6 |
| 41 | |
| 42 | #define PACKET_ADD_MEMBERSHIP 1 |
| 43 | #define PACKET_DROP_MEMBERSHIP 2 |
| 44 | #define PACKET_RECV_OUTPUT 3 |
| 45 | |
| 46 | #define PACKET_RX_RING 5 |
| 47 | #define PACKET_STATISTICS 6 |
| 48 | #define PACKET_COPY_THRESH 7 |
| 49 | |
| 50 | struct tpacket_stats |
| 51 | { |
| 52 | unsigned int tp_packets; |
| 53 | unsigned int tp_drops; |
| 54 | }; |
| 55 | |
| 56 | struct tpacket_hdr |
| 57 | { |
| 58 | unsigned long tp_status; |
| 59 | #define TP_STATUS_KERNEL 0 |
| 60 | #define TP_STATUS_USER 1 |
| 61 | #define TP_STATUS_COPY 2 |
| 62 | #define TP_STATUS_LOSING 4 |
| 63 | #define TP_STATUS_CSUMNOTREADY 8 |
| 64 | unsigned int tp_len; |
| 65 | unsigned int tp_snaplen; |
| 66 | unsigned short tp_mac; |
| 67 | unsigned short tp_net; |
| 68 | unsigned int tp_sec; |
| 69 | unsigned int tp_usec; |
| 70 | }; |
| 71 | |
| 72 | #define TPACKET_ALIGNMENT 16 |
| 73 | #define TPACKET_ALIGN(x) (((x)+TPACKET_ALIGNMENT-1)&~(TPACKET_ALIGNMENT-1)) |
| 74 | #define TPACKET_HDRLEN (TPACKET_ALIGN(sizeof(struct tpacket_hdr)) + sizeof(struct sockaddr_ll)) |
| 75 | |
| 76 | struct tpacket_req |
| 77 | { |
| 78 | unsigned int tp_block_size; |
| 79 | unsigned int tp_block_nr; |
| 80 | unsigned int tp_frame_size; |
| 81 | unsigned int tp_frame_nr; |
| 82 | }; |
| 83 | |
| 84 | struct packet_mreq |
| 85 | { |
| 86 | int mr_ifindex; |
| 87 | unsigned short mr_type; |
| 88 | unsigned short mr_alen; |
| 89 | unsigned char mr_address[8]; |
| 90 | }; |
| 91 | |
| 92 | #define PACKET_MR_MULTICAST 0 |
| 93 | #define PACKET_MR_PROMISC 1 |
| 94 | #define PACKET_MR_ALLMULTI 2 |
| 95 | |
| 96 | #endif |