linux: Move if_packet.h API to src/new

src/new/l4re/mod.rs

@@ -1,3 +1,5 @@
 //! L4re.
 //!
 //! * Headers: <https://github.com/kernkonzept/l4re-core/tree/master/libc/uclibc-ng>
+
+pub(crate) mod packet;

src/new/l4re/packet.rs

@@ -0,0 +1,29 @@
+//! Header: `netpacket/packet.h`
+
+use crate::prelude::*;
+
+pub const PACKET_HOST: c_uchar = 0;
+pub const PACKET_BROADCAST: c_uchar = 1;
+pub const PACKET_MULTICAST: c_uchar = 2;
+pub const PACKET_OTHERHOST: c_uchar = 3;
+pub const PACKET_OUTGOING: c_uchar = 4;
+pub const PACKET_LOOPBACK: c_uchar = 5;
+
+pub const PACKET_ADD_MEMBERSHIP: c_int = 1;
+pub const PACKET_DROP_MEMBERSHIP: c_int = 2;
+pub const PACKET_RECV_OUTPUT: c_int = 3;
+pub const PACKET_RX_RING: c_int = 5;
+pub const PACKET_STATISTICS: c_int = 6;
+
+s! {
+    pub struct packet_mreq {
+        pub mr_ifindex: c_int,
+        pub mr_type: c_ushort,
+        pub mr_alen: c_ushort,
+        pub mr_address: [c_uchar; 8],
+    }
+}
+
+pub const PACKET_MR_MULTICAST: c_int = 0;
+pub const PACKET_MR_PROMISC: c_int = 1;
+pub const PACKET_MR_ALLMULTI: c_int = 2;

src/new/linux_uapi/linux/if_packet.rs

@@ -0,0 +1,257 @@
+//! Header: `uapi/linux/if_packet.h`
+
+use crate::prelude::*;
+
+s! {
+    #[deprecated(since = "0.2.70", note = "sockaddr_ll type should be used instead")]
+    pub struct sockaddr_pkt {
+        pub spkt_family: c_ushort,
+        pub spkt_device: [c_uchar; 14],
+        pub spkt_protocol: c_ushort,
+    }
+}
+
+pub const PACKET_HOST: c_uchar = 0;
+pub const PACKET_BROADCAST: c_uchar = 1;
+pub const PACKET_MULTICAST: c_uchar = 2;
+pub const PACKET_OTHERHOST: c_uchar = 3;
+pub const PACKET_OUTGOING: c_uchar = 4;
+pub const PACKET_LOOPBACK: c_uchar = 5;
+pub const PACKET_USER: c_uchar = 6;
+pub const PACKET_KERNEL: c_uchar = 7;
+
+pub const PACKET_ADD_MEMBERSHIP: c_int = 1;
+pub const PACKET_DROP_MEMBERSHIP: c_int = 2;
+pub const PACKET_RECV_OUTPUT: c_int = 3;
+pub const PACKET_RX_RING: c_int = 5;
+pub const PACKET_STATISTICS: c_int = 6;
+pub const PACKET_COPY_THRESH: c_int = 7;
+pub const PACKET_AUXDATA: c_int = 8;
+pub const PACKET_ORIGDEV: c_int = 9;
+pub const PACKET_VERSION: c_int = 10;
+pub const PACKET_HDRLEN: c_int = 11;
+pub const PACKET_RESERVE: c_int = 12;
+pub const PACKET_TX_RING: c_int = 13;
+pub const PACKET_LOSS: c_int = 14;
+pub const PACKET_VNET_HDR: c_int = 15;
+pub const PACKET_TX_TIMESTAMP: c_int = 16;
+pub const PACKET_TIMESTAMP: c_int = 17;
+pub const PACKET_FANOUT: c_int = 18;
+pub const PACKET_TX_HAS_OFF: c_int = 19;
+pub const PACKET_QDISC_BYPASS: c_int = 20;
+pub const PACKET_ROLLOVER_STATS: c_int = 21;
+pub const PACKET_FANOUT_DATA: c_int = 22;
+pub const PACKET_IGNORE_OUTGOING: c_int = 23;
+pub const PACKET_VNET_HDR_SZ: c_int = 24;
+
+pub const PACKET_FANOUT_HASH: c_uint = 0;
+pub const PACKET_FANOUT_LB: c_uint = 1;
+pub const PACKET_FANOUT_CPU: c_uint = 2;
+pub const PACKET_FANOUT_ROLLOVER: c_uint = 3;
+pub const PACKET_FANOUT_RND: c_uint = 4;
+pub const PACKET_FANOUT_QM: c_uint = 5;
+pub const PACKET_FANOUT_CBPF: c_uint = 6;
+pub const PACKET_FANOUT_EBPF: c_uint = 7;
+pub const PACKET_FANOUT_FLAG_ROLLOVER: c_uint = 0x1000;
+pub const PACKET_FANOUT_FLAG_UNIQUEID: c_uint = 0x2000;
+pub const PACKET_FANOUT_FLAG_IGNORE_OUTGOING: c_uint = 0x4000;
+pub const PACKET_FANOUT_FLAG_DEFRAG: c_uint = 0x8000;
+
+s! {
+    pub struct tpacket_stats {
+        pub tp_packets: c_uint,
+        pub tp_drops: c_uint,
+    }
+
+    pub struct tpacket_stats_v3 {
+        pub tp_packets: c_uint,
+        pub tp_drops: c_uint,
+        pub tp_freeze_q_cnt: c_uint,
+    }
+
+    #[repr(align(8))]
+    pub struct tpacket_rollover_stats {
+        pub tp_all: crate::__u64,
+        pub tp_huge: crate::__u64,
+        pub tp_failed: crate::__u64,
+    }
+
+    pub struct tpacket_auxdata {
+        pub tp_status: u32,
+        pub tp_len: u32,
+        pub tp_snaplen: u32,
+        pub tp_mac: u16,
+        pub tp_net: u16,
+        pub tp_vlan_tci: u16,
+        pub tp_vlan_tpid: u16,
+    }
+}
+
+pub const TP_STATUS_KERNEL: u32 = 0;
+pub const TP_STATUS_USER: u32 = 1 << 0;
+pub const TP_STATUS_COPY: u32 = 1 << 1;
+pub const TP_STATUS_LOSING: u32 = 1 << 2;
+pub const TP_STATUS_CSUMNOTREADY: u32 = 1 << 3;
+pub const TP_STATUS_VLAN_VALID: u32 = 1 << 4;
+pub const TP_STATUS_BLK_TMO: u32 = 1 << 5;
+pub const TP_STATUS_VLAN_TPID_VALID: u32 = 1 << 6;
+pub const TP_STATUS_CSUM_VALID: u32 = 1 << 7;
+
+pub const TP_STATUS_AVAILABLE: u32 = 0;
+pub const TP_STATUS_SEND_REQUEST: u32 = 1 << 0;
+pub const TP_STATUS_SENDING: u32 = 1 << 1;
+pub const TP_STATUS_WRONG_FORMAT: u32 = 1 << 2;
+
+pub const TP_STATUS_TS_SOFTWARE: u32 = 1 << 29;
+pub const TP_STATUS_TS_SYS_HARDWARE: u32 = 1 << 30;
+pub const TP_STATUS_TS_RAW_HARDWARE: u32 = 1 << 31;
+
+pub const TP_FT_REQ_FILL_RXHASH: u32 = 1;
+
+s! {
+    pub struct tpacket_hdr {
+        pub tp_status: c_ulong,
+        pub tp_len: c_uint,
+        pub tp_snaplen: c_uint,
+        pub tp_mac: c_ushort,
+        pub tp_net: c_ushort,
+        pub tp_sec: c_uint,
+        pub tp_usec: c_uint,
+    }
+}
+
+pub const TPACKET_ALIGNMENT: usize = 16;
+f! {
+    pub fn TPACKET_ALIGN(x: usize) -> usize {
+        (x + TPACKET_ALIGNMENT - 1) & !(TPACKET_ALIGNMENT - 1)
+    }
+}
+pub const TPACKET_HDRLEN: usize = ((size_of::<tpacket_hdr>() + TPACKET_ALIGNMENT - 1)
+    & !(TPACKET_ALIGNMENT - 1))
+    + size_of::<crate::sockaddr_ll>();
+
+s! {
+    pub struct tpacket2_hdr {
+        pub tp_status: u32,
+        pub tp_len: u32,
+        pub tp_snaplen: u32,
+        pub tp_mac: u16,
+        pub tp_net: u16,
+        pub tp_sec: u32,
+        pub tp_nsec: u32,
+        pub tp_vlan_tci: u16,
+        pub tp_vlan_tpid: u16,
+        pub tp_padding: [u8; 4],
+    }
+
+    pub struct tpacket_hdr_variant1 {
+        pub tp_rxhash: u32,
+        pub tp_vlan_tci: u32,
+        pub tp_vlan_tpid: u16,
+        pub tp_padding: u16,
+    }
+
+    pub struct tpacket3_hdr {
+        pub tp_next_offset: u32,
+        pub tp_sec: u32,
+        pub tp_nsec: u32,
+        pub tp_snaplen: u32,
+        pub tp_len: u32,
+        pub tp_status: u32,
+        pub tp_mac: u16,
+        pub tp_net: u16,
+        pub hv1: tpacket_hdr_variant1,
+        pub tp_padding: [u8; 8],
+    }
+
+    pub struct tpacket_bd_ts {
+        pub ts_sec: c_uint,
+        pub ts_usec: c_uint,
+    }
+
+    #[repr(align(8))]
+    pub struct tpacket_hdr_v1 {
+        pub block_status: u32,
+        pub num_pkts: u32,
+        pub offset_to_first_pkt: u32,
+        pub blk_len: u32,
+        pub seq_num: crate::__u64,
+        pub ts_first_pkt: tpacket_bd_ts,
+        pub ts_last_pkt: tpacket_bd_ts,
+    }
+}
+
+s_no_extra_traits! {
+    pub union tpacket_bd_header_u {
+        pub bh1: tpacket_hdr_v1,
+    }
+
+    pub struct tpacket_block_desc {
+        pub version: u32,
+        pub offset_to_priv: u32,
+        pub hdr: tpacket_bd_header_u,
+    }
+}
+
+pub const TPACKET2_HDRLEN: usize = ((size_of::<tpacket2_hdr>() + TPACKET_ALIGNMENT - 1)
+    & !(TPACKET_ALIGNMENT - 1))
+    + size_of::<crate::sockaddr_ll>();
+pub const TPACKET3_HDRLEN: usize = ((size_of::<tpacket3_hdr>() + TPACKET_ALIGNMENT - 1)
+    & !(TPACKET_ALIGNMENT - 1))
+    + size_of::<crate::sockaddr_ll>();
+
+c_enum! {
+    pub enum tpacket_versions {
+        pub TPACKET_V1,
+        pub TPACKET_V2,
+        pub TPACKET_V3,
+    }
+}
+
+s! {
+    pub struct tpacket_req {
+        pub tp_block_size: c_uint,
+        pub tp_block_nr: c_uint,
+        pub tp_frame_size: c_uint,
+        pub tp_frame_nr: c_uint,
+    }
+
+    pub struct tpacket_req3 {
+        pub tp_block_size: c_uint,
+        pub tp_block_nr: c_uint,
+        pub tp_frame_size: c_uint,
+        pub tp_frame_nr: c_uint,
+        pub tp_retire_blk_tov: c_uint,
+        pub tp_sizeof_priv: c_uint,
+        pub tp_feature_req_word: c_uint,
+    }
+}
+
+s_no_extra_traits! {
+    pub union tpacket_req_u {
+        pub req: tpacket_req,
+        pub req3: tpacket_req3,
+    }
+}
+
+s! {
+    pub struct packet_mreq {
+        pub mr_ifindex: c_int,
+        pub mr_type: c_ushort,
+        pub mr_alen: c_ushort,
+        pub mr_address: [c_uchar; 8],
+    }
+
+    pub struct fanout_args {
+        #[cfg(target_endian = "little")]
+        pub id: u16,
+        pub type_flags: u16,
+        #[cfg(target_endian = "big")]
+        pub id: u16,
+        pub max_num_members: u32,
+    }
+}
+
+pub const PACKET_MR_MULTICAST: c_int = 0;
+pub const PACKET_MR_PROMISC: c_int = 1;
+pub const PACKET_MR_ALLMULTI: c_int = 2;

src/new/linux_uapi/linux/mod.rs

@@ -3,6 +3,7 @@
 //! <https://github.com/torvalds/linux/tree/master/include/uapi/linux>
 
 pub(crate) mod can;
+pub(crate) mod if_packet;
 pub(crate) mod keyctl;
 pub(crate) mod membarrier;
 pub(crate) mod netlink;

src/new/mod.rs

@@ -180,6 +180,7 @@ cfg_if! {
         pub use linux::can::j1939::*;
         pub use linux::can::netlink::*;
         pub use linux::can::raw::*;
+        pub use linux::if_packet::*;
         pub use linux::keyctl::*;
         pub use linux::membarrier::*;
         pub use linux::netlink::*;
@@ -192,6 +193,8 @@ cfg_if! {
         pub use pthread_::spawn::*;
         pub use pthread_::stack_np::*;
         pub use signal::*;
+    } else if #[cfg(target_os = "l4re")] {
+        pub use l4re::packet::*;
     } else if #[cfg(target_os = "netbsd")] {
         pub use net::if_::*;
         pub use sys::file::*;