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Add core.sys.linux.linux.if_packet.
This commit is contained in:
Jonathan M Davis
The Dlang Bot
parent
e48bc0987d
commit
e6139f869c
3 changed files with 319 additions and 0 deletions
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@ -244,6 +244,8 @@ COPY=\
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$(IMPDIR)\core\sys\linux\tipc.d \
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$(IMPDIR)\core\sys\linux\unistd.d \
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\
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$(IMPDIR)\core\sys\linux\linux\if_packet.d \
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\
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$(IMPDIR)\core\sys\linux\netinet\in_.d \
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$(IMPDIR)\core\sys\linux\netinet\tcp.d \
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\
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@ -239,6 +239,8 @@ SRCS=\
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src\core\sys\linux\tipc.d \
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src\core\sys\linux\unistd.d \
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\
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src\core\sys\linux\linux\if_packet.d \
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\
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src\core\sys\linux\netinet\in_.d \
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src\core\sys\linux\netinet\tcp.d \
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\
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315
druntime/src/core/sys/linux/linux/if_packet.d
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315
druntime/src/core/sys/linux/linux/if_packet.d
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@ -0,0 +1,315 @@
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//Written in the D programming language
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/++
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D header file for Linux's linux/if_packet.h.
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Copyright: Copyright 2023
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License: $(HTTP www.boost.org/LICENSE_1_0.txt, Boost License 1.0).
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Authors: $(HTTP jmdavisprog.com, Jonathan M Davis)
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+/
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module core.sys.linux.linux.if_packet;
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version (linux):
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extern(C):
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@nogc:
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nothrow:
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import core.stdc.config : c_ulong;
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import core.sys.posix.sys.socket : sa_family_t;
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struct sockaddr_pkt
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{
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sa_family_t spkt_family;
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ubyte[14] spkt_device;
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ushort spkt_protocol;
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}
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struct sockaddr_ll
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{
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sa_family_t sll_family;
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ushort sll_protocol;
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int sll_ifindex;
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ushort sll_hatype;
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ubyte sll_pkttype;
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ubyte sll_halen;
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ubyte[8] sll_addr;
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}
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enum : ubyte
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{
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PACKET_HOST = 0,
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PACKET_BROADCAST = 1,
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PACKET_MULTICAST = 2,
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PACKET_OTHERHOST = 3,
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PACKET_OUTGOING = 4,
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PACKET_LOOPBACK = 5,
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PACKET_USER = 6,
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PACKET_KERNEL = 7,
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}
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enum
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{
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PACKET_ADD_MEMBERSHIP = 1,
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PACKET_DROP_MEMBERSHIP = 2,
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PACKET_RECV_OUTPUT = 3,
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PACKET_RX_RING = 5,
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PACKET_STATISTICS = 6,
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PACKET_COPY_THRESH = 7,
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PACKET_AUXDATA = 8,
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PACKET_ORIGDEV = 9,
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PACKET_VERSION = 10,
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PACKET_HDRLEN = 11,
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PACKET_RESERVE = 12,
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PACKET_TX_RING = 13,
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PACKET_LOSS = 14,
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PACKET_VNET_HDR = 15,
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PACKET_TX_TIMESTAMP = 16,
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PACKET_TIMESTAMP = 17,
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PACKET_FANOUT = 18,
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PACKET_TX_HAS_OFF = 19,
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PACKET_QDISC_BYPASS = 20,
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PACKET_ROLLOVER_STATS = 21,
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PACKET_FANOUT_DATA = 22,
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PACKET_IGNORE_OUTGOING = 23,
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PACKET_VNET_HDR_SZ = 24,
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PACKET_FANOUT_HASH = 0,
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PACKET_FANOUT_LB = 1,
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PACKET_FANOUT_CPU = 2,
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PACKET_FANOUT_ROLLOVER = 3,
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PACKET_FANOUT_RND = 4,
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PACKET_FANOUT_QM = 5,
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PACKET_FANOUT_CBPF = 6,
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PACKET_FANOUT_EBPF = 7,
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PACKET_FANOUT_FLAG_ROLLOVER = 0x1000,
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PACKET_FANOUT_FLAG_UNIQUEID = 0x2000,
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PACKET_FANOUT_FLAG_IGNORE_OUTGOING = 0x4000,
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PACKET_FANOUT_FLAG_DEFRAG = 0x8000,
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}
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struct tpacket_stats
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{
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uint tp_packets;
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uint tp_drops;
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}
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struct tpacket_stats_v3
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{
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uint tp_packets;
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uint tp_drops;
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uint tp_freeze_q_cnt;
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}
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struct tpacket_rollover_stats
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{
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align(8):
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ulong tp_all;
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ulong tp_huge;
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ulong tp_failed;
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}
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union tpacket_stats_u
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{
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tpacket_stats stats1;
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tpacket_stats_v3 stats3;
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}
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struct tpacket_auxdata
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{
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uint tp_status;
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uint tp_len;
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uint tp_snaplen;
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ushort tp_mac;
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ushort tp_net;
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ushort tp_vlan_tci;
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ushort tp_vlan_tpid;
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}
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enum : uint
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{
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TP_STATUS_KERNEL = 0,
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TP_STATUS_USER = 1 << 0,
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TP_STATUS_COPY = 1 << 1,
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TP_STATUS_LOSING = 1 << 2,
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TP_STATUS_CSUMNOTREADY = 1 << 3,
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TP_STATUS_VLAN_VALID = 1 << 4,
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TP_STATUS_BLK_TMO = 1 << 5,
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TP_STATUS_VLAN_TPID_VALID = 1 << 6,
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TP_STATUS_CSUM_VALID = 1 << 7,
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TP_STATUS_GSO_TCP = 1 << 8,
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}
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enum : uint
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{
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TP_STATUS_AVAILABLE = 0,
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TP_STATUS_SEND_REQUEST = 1 << 0,
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TP_STATUS_SENDING = 1 << 1,
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TP_STATUS_WRONG_FORMAT = 1 << 2,
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}
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enum : uint
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{
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TP_STATUS_TS_SOFTWARE = 1 << 29,
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TP_STATUS_TS_RAW_HARDWARE = 1U << 31,
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}
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enum uint TP_FT_REQ_FILL_RXHASH = 0x1;
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struct tpacket_hdr
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{
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c_ulong tp_status;
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uint tp_len;
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uint tp_snaplen;
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ushort tp_mac;
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ushort tp_net;
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uint tp_sec;
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uint tp_usec;
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}
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enum TPACKET_ALIGNMENT = 16;
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size_t TPACKET_ALIGN(size_t x) { return (x + TPACKET_ALIGNMENT - 1) &~ (TPACKET_ALIGNMENT - 1); }
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enum TPACKET_HDRLEN = TPACKET_ALIGN(tpacket_hdr.sizeof) + sockaddr_ll.sizeof;
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struct tpacket2_hdr
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{
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uint tp_status;
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uint tp_len;
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uint tp_snaplen;
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ushort tp_mac;
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ushort tp_net;
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uint tp_sec;
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uint tp_nsec;
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ushort tp_vlan_tci;
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ushort tp_vlan_tpid;
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ubyte[4] tp_padding;
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}
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struct tpacket_hdr_variant1
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{
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uint tp_rxhash;
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uint tp_vlan_tci;
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ushort tp_vlan_tpid;
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ushort tp_padding;
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}
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struct tpacket3_hdr
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{
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uint tp_next_offset;
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uint tp_sec;
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uint tp_nsec;
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uint tp_snaplen;
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uint tp_len;
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uint tp_status;
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ushort tp_mac;
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ushort tp_net;
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union
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{
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tpacket_hdr_variant1 hv1;
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}
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ubyte[8] tp_padding;
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}
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struct tpacket_bd_ts
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{
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uint ts_sec;
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union
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{
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uint ts_usec;
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uint ts_nsec;
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}
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}
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struct tpacket_hdr_v1
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{
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uint block_status;
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uint num_pkts;
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uint offset_to_first_pkt;
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uint blk_len;
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align(8) ulong seq_num;
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tpacket_bd_ts ts_first_pkt;
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tpacket_bd_ts ts_last_pkt;
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}
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union tpacket_bd_header_u
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{
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tpacket_hdr_v1 bh1;
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}
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struct tpacket_block_desc
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{
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uint version_;
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uint offset_to_priv;
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tpacket_bd_header_u hdr;
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}
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enum TPACKET2_HDRLEN = TPACKET_ALIGN(tpacket2_hdr.sizeof) + sockaddr_ll.sizeof;
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enum TPACKET3_HDRLEN = TPACKET_ALIGN(tpacket3_hdr.sizeof) + sockaddr_ll.sizeof;
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enum tpacket_versions
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{
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TPACKET_V1,
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TPACKET_V2,
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TPACKET_V3
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}
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struct tpacket_req
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{
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uint tp_block_size;
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uint tp_block_nr;
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uint tp_frame_size;
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uint tp_frame_nr;
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}
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struct tpacket_req3
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{
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uint tp_block_size;
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uint tp_block_nr;
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uint tp_frame_size;
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uint tp_frame_nr;
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uint tp_retire_blk_tov;
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uint tp_sizeof_priv;
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uint tp_feature_req_word;
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}
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union tpacket_req_u
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{
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tpacket_req req;
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tpacket_req3 req3;
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}
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struct packet_mreq
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{
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int mr_ifindex;
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ushort mr_type;
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ushort mr_alen;
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ubyte[8] mr_address;
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}
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struct fanout_args
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{
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version(LittleEndian)
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{
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ushort id;
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ushort type_flags;
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}
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else
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{
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ushort type_flags;
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ushort id;
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}
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uint max_num_members;
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}
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enum
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{
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PACKET_MR_MULTICAST = 0,
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PACKET_MR_PROMISC = 1,
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PACKET_MR_ALLMULTI = 2,
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PACKET_MR_UNICAST = 3,
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}
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