summaryrefslogtreecommitdiffstats
path: root/include/linux/if_packet.h
diff options
context:
space:
mode:
authorDavid Howells <dhowells@redhat.com>2012-10-13 10:46:48 +0100
committerDavid Howells <dhowells@redhat.com>2012-10-13 10:46:48 +0100
commit607ca46e97a1b6594b29647d98a32d545c24bdff (patch)
tree30f4c0784bfddb57332cdc0678bd06d1e77fa185 /include/linux/if_packet.h
parent08cce05c5a91f5017f4edc9866cf026908c73f9f (diff)
UAPI: (Scripted) Disintegrate include/linux
Signed-off-by: David Howells <dhowells@redhat.com> Acked-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Thomas Gleixner <tglx@linutronix.de> Acked-by: Michael Kerrisk <mtk.manpages@gmail.com> Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Acked-by: Dave Jones <davej@redhat.com>
Diffstat (limited to 'include/linux/if_packet.h')
-rw-r--r--include/linux/if_packet.h272
1 files changed, 0 insertions, 272 deletions
diff --git a/include/linux/if_packet.h b/include/linux/if_packet.h
deleted file mode 100644
index f3799295d23..00000000000
--- a/include/linux/if_packet.h
+++ /dev/null
@@ -1,272 +0,0 @@
-#ifndef __LINUX_IF_PACKET_H
-#define __LINUX_IF_PACKET_H
-
-#include <linux/types.h>
-
-struct sockaddr_pkt {
- unsigned short spkt_family;
- unsigned char spkt_device[14];
- __be16 spkt_protocol;
-};
-
-struct sockaddr_ll {
- unsigned short sll_family;
- __be16 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
-#define PACKET_AUXDATA 8
-#define PACKET_ORIGDEV 9
-#define PACKET_VERSION 10
-#define PACKET_HDRLEN 11
-#define PACKET_RESERVE 12
-#define PACKET_TX_RING 13
-#define PACKET_LOSS 14
-#define PACKET_VNET_HDR 15
-#define PACKET_TX_TIMESTAMP 16
-#define PACKET_TIMESTAMP 17
-#define PACKET_FANOUT 18
-
-#define PACKET_FANOUT_HASH 0
-#define PACKET_FANOUT_LB 1
-#define PACKET_FANOUT_CPU 2
-#define PACKET_FANOUT_FLAG_DEFRAG 0x8000
-
-struct tpacket_stats {
- unsigned int tp_packets;
- unsigned int tp_drops;
-};
-
-struct tpacket_stats_v3 {
- unsigned int tp_packets;
- unsigned int tp_drops;
- unsigned int tp_freeze_q_cnt;
-};
-
-union tpacket_stats_u {
- struct tpacket_stats stats1;
- struct tpacket_stats_v3 stats3;
-};
-
-struct tpacket_auxdata {
- __u32 tp_status;
- __u32 tp_len;
- __u32 tp_snaplen;
- __u16 tp_mac;
- __u16 tp_net;
- __u16 tp_vlan_tci;
- __u16 tp_padding;
-};
-
-/* Rx ring - header status */
-#define TP_STATUS_KERNEL 0x0
-#define TP_STATUS_USER 0x1
-#define TP_STATUS_COPY 0x2
-#define TP_STATUS_LOSING 0x4
-#define TP_STATUS_CSUMNOTREADY 0x8
-#define TP_STATUS_VLAN_VALID 0x10 /* auxdata has valid tp_vlan_tci */
-#define TP_STATUS_BLK_TMO 0x20
-
-/* Tx ring - header status */
-#define TP_STATUS_AVAILABLE 0x0
-#define TP_STATUS_SEND_REQUEST 0x1
-#define TP_STATUS_SENDING 0x2
-#define TP_STATUS_WRONG_FORMAT 0x4
-
-/* Rx ring - feature request bits */
-#define TP_FT_REQ_FILL_RXHASH 0x1
-
-struct tpacket_hdr {
- unsigned long tp_status;
- 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))
-
-struct tpacket2_hdr {
- __u32 tp_status;
- __u32 tp_len;
- __u32 tp_snaplen;
- __u16 tp_mac;
- __u16 tp_net;
- __u32 tp_sec;
- __u32 tp_nsec;
- __u16 tp_vlan_tci;
- __u16 tp_padding;
-};
-
-struct tpacket_hdr_variant1 {
- __u32 tp_rxhash;
- __u32 tp_vlan_tci;
-};
-
-struct tpacket3_hdr {
- __u32 tp_next_offset;
- __u32 tp_sec;
- __u32 tp_nsec;
- __u32 tp_snaplen;
- __u32 tp_len;
- __u32 tp_status;
- __u16 tp_mac;
- __u16 tp_net;
- /* pkt_hdr variants */
- union {
- struct tpacket_hdr_variant1 hv1;
- };
-};
-
-struct tpacket_bd_ts {
- unsigned int ts_sec;
- union {
- unsigned int ts_usec;
- unsigned int ts_nsec;
- };
-};
-
-struct tpacket_hdr_v1 {
- __u32 block_status;
- __u32 num_pkts;
- __u32 offset_to_first_pkt;
-
- /* Number of valid bytes (including padding)
- * blk_len <= tp_block_size
- */
- __u32 blk_len;
-
- /*
- * Quite a few uses of sequence number:
- * 1. Make sure cache flush etc worked.
- * Well, one can argue - why not use the increasing ts below?
- * But look at 2. below first.
- * 2. When you pass around blocks to other user space decoders,
- * you can see which blk[s] is[are] outstanding etc.
- * 3. Validate kernel code.
- */
- __aligned_u64 seq_num;
-
- /*
- * ts_last_pkt:
- *
- * Case 1. Block has 'N'(N >=1) packets and TMO'd(timed out)
- * ts_last_pkt == 'time-stamp of last packet' and NOT the
- * time when the timer fired and the block was closed.
- * By providing the ts of the last packet we can absolutely
- * guarantee that time-stamp wise, the first packet in the
- * next block will never precede the last packet of the
- * previous block.
- * Case 2. Block has zero packets and TMO'd
- * ts_last_pkt = time when the timer fired and the block
- * was closed.
- * Case 3. Block has 'N' packets and NO TMO.
- * ts_last_pkt = time-stamp of the last pkt in the block.
- *
- * ts_first_pkt:
- * Is always the time-stamp when the block was opened.
- * Case a) ZERO packets
- * No packets to deal with but atleast you know the
- * time-interval of this block.
- * Case b) Non-zero packets
- * Use the ts of the first packet in the block.
- *
- */
- struct tpacket_bd_ts ts_first_pkt, ts_last_pkt;
-};
-
-union tpacket_bd_header_u {
- struct tpacket_hdr_v1 bh1;
-};
-
-struct tpacket_block_desc {
- __u32 version;
- __u32 offset_to_priv;
- union tpacket_bd_header_u hdr;
-};
-
-#define TPACKET2_HDRLEN (TPACKET_ALIGN(sizeof(struct tpacket2_hdr)) + sizeof(struct sockaddr_ll))
-#define TPACKET3_HDRLEN (TPACKET_ALIGN(sizeof(struct tpacket3_hdr)) + sizeof(struct sockaddr_ll))
-
-enum tpacket_versions {
- TPACKET_V1,
- TPACKET_V2,
- TPACKET_V3
-};
-
-/*
- 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 tpacket_req3 {
- 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 */
- unsigned int tp_retire_blk_tov; /* timeout in msecs */
- unsigned int tp_sizeof_priv; /* offset to private data area */
- unsigned int tp_feature_req_word;
-};
-
-union tpacket_req_u {
- struct tpacket_req req;
- struct tpacket_req3 req3;
-};
-
-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
-#define PACKET_MR_UNICAST 3
-
-#endif