ꦫꦣꦺꦤ꧀ꦄꦤ꧀ꦠꦱꦺꦤ

PATH: usr / include / linux

#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_TX_HAS_OFF		19

#define PACKET_FANOUT_HASH		0
#define PACKET_FANOUT_LB		1
#define PACKET_FANOUT_CPU		2
#define PACKET_FANOUT_ROLLOVER		3
#define PACKET_FANOUT_RND		4
#define PACKET_FANOUT_FLAG_ROLLOVER	0x1000
#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_vlan_tpid;
};

/* Rx ring - header status */
#define TP_STATUS_KERNEL		      0
#define TP_STATUS_USER			(1 << 0)
#define TP_STATUS_COPY			(1 << 1)
#define TP_STATUS_LOSING		(1 << 2)
#define TP_STATUS_CSUMNOTREADY		(1 << 3)
#define TP_STATUS_VLAN_VALID		(1 << 4) /* auxdata has valid tp_vlan_tci */
#define TP_STATUS_BLK_TMO		(1 << 5)
#define TP_STATUS_VLAN_TPID_VALID	(1 << 6) /* auxdata has valid tp_vlan_tpid */

/* Tx ring - header status */
#define TP_STATUS_AVAILABLE	      0
#define TP_STATUS_SEND_REQUEST	(1 << 0)
#define TP_STATUS_SENDING	(1 << 1)
#define TP_STATUS_WRONG_FORMAT	(1 << 2)

/* Rx and Tx ring - header status */
#define TP_STATUS_TS_SOFTWARE		(1 << 29)
#define TP_STATUS_TS_SYS_HARDWARE	(1 << 30)
#define TP_STATUS_TS_RAW_HARDWARE	(1 << 31)

/* 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_vlan_tpid;
	__u8		tp_padding[4];
};

struct tpacket_hdr_variant1 {
	__u32	tp_rxhash;
	__u32	tp_vlan_tci;
	__u16	tp_vlan_tpid;
	__u16	tp_padding;
};

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;
	};
	__u8		tp_padding[8];
};

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

[+] ..
[-] sysinfo.h [edit]
[-] mroute.h [edit]
[-] if_eql.h [edit]
[-] serial_core.h [edit]
[-] membarrier.h [edit]
[-] sched.h [edit]
[-] mei.h [edit]
[-] bfs_fs.h [edit]
[-] atmlec.h [edit]
[-] v4l2-mediabus.h [edit]
[-] videodev2.h [edit]
[-] screen_info.h [edit]
[-] if_slip.h [edit]
[-] uuid.h [edit]
[-] version.h [edit]
[-] ipv6_route.h [edit]
[-] ixjuser.h [edit]
[-] pkt_cls.h [edit]
[-] atm_he.h [edit]
[-] raw.h [edit]
[-] msdos_fs.h [edit]
[-] mman.h [edit]
[-] aio_abi.h [edit]
[-] reboot.h [edit]
[-] snmp.h [edit]
[-] atm_eni.h [edit]
[-] netfilter_bridge.h [edit]
[-] patchkey.h [edit]
[-] string.h [edit]
[-] socket.h [edit]
[+] spi
[-] auxvec.h [edit]
[-] sockios.h [edit]
[-] keyboard.h [edit]
[-] scc.h [edit]
[-] dn.h [edit]
[-] unistd.h [edit]
[-] oom.h [edit]
[-] pkt_sched.h [edit]
[-] if_phonet.h [edit]
[+] byteorder
[-] if_arcnet.h [edit]
[+] caif
[-] fd.h [edit]
[-] radeonfb.h [edit]
[-] qnx4_fs.h [edit]
[-] nfs2.h [edit]
[-] magic.h [edit]
[-] target_core_user.h [edit]
[-] atm_zatm.h [edit]
[-] pci.h [edit]
[-] nfsacl.h [edit]
[-] if_packet.h [edit]
[-] arcfb.h [edit]
[-] nfs_mount.h [edit]
[-] fib_rules.h [edit]
[-] atmsap.h [edit]
[+] dvb
[-] cciss_defs.h [edit]
[+] netfilter_ipv6
[-] atmdev.h [edit]
[-] kexec.h [edit]
[-] ipc.h [edit]
[-] sock_diag.h [edit]
[+] wimax
[-] serial.h [edit]
[-] if_link.h [edit]
[-] route.h [edit]
[-] if_bonding.h [edit]
[-] auto_fs.h [edit]
[-] pg.h [edit]
[-] l2tp.h [edit]
[-] perf_event.h [edit]
[-] tcp_metrics.h [edit]
[-] v4l2-controls.h [edit]
[-] personality.h [edit]
[-] dcbnl.h [edit]
[-] netfilter_arp.h [edit]
[-] toshiba.h [edit]
[-] memfd.h [edit]
[-] resource.h [edit]
[-] tipc.h [edit]
[-] virtio_vsock.h [edit]
[-] atm_tcp.h [edit]
[-] cn_proc.h [edit]
[-] utime.h [edit]
[-] nbd.h [edit]
[-] netfilter_ipv6.h [edit]
[-] meye.h [edit]
[-] gfs2_ondisk.h [edit]
[-] som.h [edit]
[-] ncp_mount.h [edit]
[-] coda.h [edit]
[-] hw_breakpoint.h [edit]
[-] shm.h [edit]
[-] wanrouter.h [edit]
[-] kernel-page-flags.h [edit]
[-] auto_fs4.h [edit]
[-] ppp_defs.h [edit]
[-] tty.h [edit]
[-] sysctl.h [edit]
[-] joystick.h [edit]
[-] ip.h [edit]
[-] jffs2.h [edit]
[-] nfs3.h [edit]
[-] if_infiniband.h [edit]
[-] agpgart.h [edit]
[+] raid
[-] blkpg.h [edit]
[-] virtio_ids.h [edit]
[-] udp.h [edit]
[-] swab.h [edit]
[-] romfs_fs.h [edit]
[-] fb.h [edit]
[-] kvm_para.h [edit]
[-] btrfs.h [edit]
[-] efs_fs_sb.h [edit]
[-] xfrm.h [edit]
[-] iso_fs.h [edit]
[-] serial_reg.h [edit]
[-] virtio_gpu.h [edit]
[-] sound.h [edit]
[-] errno.h [edit]
[-] kernelcapi.h [edit]
[-] net_tstamp.h [edit]
[-] isdnif.h [edit]
[-] hiddev.h [edit]
[-] ncp_fs.h [edit]
[-] hdlc.h [edit]
[-] fcntl.h [edit]
[-] if.h [edit]
[-] minix_fs.h [edit]
[-] hdreg.h [edit]
[-] virtio_9p.h [edit]
[-] coff.h [edit]
[-] elf-em.h [edit]
[-] mqueue.h [edit]
[+] tc_ematch
[-] gameport.h [edit]
[-] if_ether.h [edit]
[-] if_addrlabel.h [edit]
[-] ife.h [edit]
[-] isdn_divertif.h [edit]
[-] rds.h [edit]
[-] fdreg.h [edit]
[-] pmu.h [edit]
[-] cuda.h [edit]
[-] stat.h [edit]
[-] virtio_net.h [edit]
[-] posix_types.h [edit]
[-] cyclades.h [edit]
[-] baycom.h [edit]
[-] ipv6.h [edit]
[-] net_dropmon.h [edit]
[-] ipmi_msgdefs.h [edit]
[+] netfilter_arp
[-] v4l2-subdev.h [edit]
[-] vsockmon.h [edit]
[-] neighbour.h [edit]
[-] sctp.h [edit]
[-] atmppp.h [edit]
[-] usbdevice_fs.h [edit]
[-] dm-ioctl.h [edit]
[-] netconf.h [edit]
[-] v4l2-dv-timings.h [edit]
[-] chio.h [edit]
[-] msg.h [edit]
[+] netfilter_ipv4
[-] netlink.h [edit]
[-] genetlink.h [edit]
[-] cgroupstats.h [edit]
[-] i8k.h [edit]
[-] cciss_ioctl.h [edit]
[-] major.h [edit]
[-] nfs_fs.h [edit]
[-] rfkill.h [edit]
[-] atm.h [edit]
[-] fuse.h [edit]
[-] fsl_hypervisor.h [edit]
[-] atalk.h [edit]
[-] ivtv.h [edit]
[-] nfs4_mount.h [edit]
[-] pps.h [edit]
[-] nubus.h [edit]
[-] ethtool.h [edit]
[-] hpet.h [edit]
[-] atmmpc.h [edit]
[-] fou.h [edit]
[-] dccp.h [edit]
[-] if_pppox.h [edit]
[-] media.h [edit]
[-] dm-log-userspace.h [edit]
[-] ndctl.h [edit]
[-] wmi.h [edit]
[-] timex.h [edit]
[-] mii.h [edit]
[-] kd.h [edit]
[-] if_pppol2tp.h [edit]
[-] uinput.h [edit]
[-] time.h [edit]
[-] fadvise.h [edit]
[-] phonet.h [edit]
[-] dlm_device.h [edit]
[-] bpf_perf_event.h [edit]
[-] quota.h [edit]
[-] ppdev.h [edit]
[-] ivtvfb.h [edit]
[-] if_plip.h [edit]
[-] net_namespace.h [edit]
[-] ipmi.h [edit]
[-] vhost.h [edit]
[-] v4l2-common.h [edit]
[-] ultrasound.h [edit]
[-] lp.h [edit]
[-] wireless.h [edit]
[-] keyctl.h [edit]
[-] atm_idt77105.h [edit]
[-] bt-bmc.h [edit]
[-] netrom.h [edit]
[-] rtc.h [edit]
[-] types.h [edit]
[-] qnxtypes.h [edit]
[-] affs_hardblocks.h [edit]
[-] if_ppp.h [edit]
[-] prctl.h [edit]
[-] firewire-cdev.h [edit]
[-] sdla.h [edit]
[-] atmbr2684.h [edit]
[-] falloc.h [edit]
[-] connector.h [edit]
[+] mmc
[-] rtnetlink.h [edit]
[-] tty_flags.h [edit]
[-] bpf.h [edit]
[-] watchdog.h [edit]
[-] bsg.h [edit]
[-] kernel.h [edit]
[-] reiserfs_fs.h [edit]
[+] can
[-] selinux_netlink.h [edit]
[-] hdlcdrv.h [edit]
[-] filter.h [edit]
[-] hidraw.h [edit]
[-] icmp.h [edit]
[-] uio.h [edit]
[-] if_ltalk.h [edit]
[-] ppp-ioctl.h [edit]
[-] vtpm_proxy.h [edit]
[-] elfcore.h [edit]
[-] limits.h [edit]
[-] if_tunnel.h [edit]
[-] if_fddi.h [edit]
[-] uvcvideo.h [edit]
[-] ioctl.h [edit]
[-] capi.h [edit]
[-] nvme_ioctl.h [edit]
[-] dlm.h [edit]
[-] tiocl.h [edit]
[-] inotify.h [edit]
[-] poll.h [edit]
[-] rose.h [edit]
[-] if_hippi.h [edit]
[-] matroxfb.h [edit]
[-] i2o-dev.h [edit]
[-] tipc_config.h [edit]
[-] ipsec.h [edit]
[-] dlm_netlink.h [edit]
[-] serio.h [edit]
[-] cdrom.h [edit]
[-] fanotify.h [edit]
[-] virtio_blk.h [edit]
[-] atmioc.h [edit]
[-] securebits.h [edit]
[-] bpf_common.h [edit]
[-] if_team.h [edit]
[-] omapfb.h [edit]
[-] pktcdvd.h [edit]
[-] phantom.h [edit]
[-] atmapi.h [edit]
[-] hyperv.h [edit]
[-] stddef.h [edit]
[-] vt.h [edit]
[-] cycx_cfm.h [edit]
[-] parport.h [edit]
[-] ptrace.h [edit]
[-] nfs.h [edit]
[-] if_bridge.h [edit]
[+] netfilter_bridge
[-] unix_diag.h [edit]
[-] times.h [edit]
[-] n_r3964.h [edit]
[-] nl80211.h [edit]
[-] kvm.h [edit]
[-] virtio_ring.h [edit]
[-] bpqether.h [edit]
[-] ip6_tunnel.h [edit]
[-] sem.h [edit]
[-] llc.h [edit]
[-] omap3isp.h [edit]
[-] virtio_types.h [edit]
[-] xattr.h [edit]
[-] netfilter.h [edit]
[-] edd.h [edit]
[-] inet_diag.h [edit]
[-] vfio.h [edit]
[-] un.h [edit]
[-] termios.h [edit]
[+] usb
[-] firewire-constants.h [edit]
[-] nfs4.h [edit]
[-] atmclip.h [edit]
[-] devlink.h [edit]
[-] ip_vs.h [edit]
[-] nfc.h [edit]
[-] flat.h [edit]
[-] elf.h [edit]
[-] if_x25.h [edit]
[-] mdio.h [edit]
[-] isdn_ppp.h [edit]
[+] isdn
[-] cm4000_cs.h [edit]
[-] nvram.h [edit]
[-] param.h [edit]
[-] dlm_plock.h [edit]
[-] virtio_balloon.h [edit]
[-] telephony.h [edit]
[-] dlmconstants.h [edit]
[-] tcp.h [edit]
[-] futex.h [edit]
[-] virtio_scsi.h [edit]
[-] net.h [edit]
[-] sonypi.h [edit]
[-] wait.h [edit]
[-] apm_bios.h [edit]
[-] if_macsec.h [edit]
[+] hsi
[-] gigaset_dev.h [edit]
[-] capability.h [edit]
[-] errqueue.h [edit]
[+] netfilter
[-] a.out.h [edit]
[-] utsname.h [edit]
[-] gen_stats.h [edit]
[-] kdev_t.h [edit]
[-] if_vlan.h [edit]
[-] lwtunnel.h [edit]
[-] uhid.h [edit]
[-] i2c-dev.h [edit]
[-] wimax.h [edit]
[-] openvswitch.h [edit]
[-] virtio_input.h [edit]
[-] sonet.h [edit]
[+] hdlc
[-] ppp-comp.h [edit]
[-] veth.h [edit]
[-] atmsvc.h [edit]
[-] netlink_diag.h [edit]
[-] hid.h [edit]
[-] const.h [edit]
[-] psample.h [edit]
[-] vm_sockets.h [edit]
[-] i2c.h [edit]
[-] synclink.h [edit]
[-] if_arp.h [edit]
[-] pfkeyv2.h [edit]
[-] virtio_config.h [edit]
[-] if_fc.h [edit]
[-] eventpoll.h [edit]
[-] binfmts.h [edit]
[-] soundcard.h [edit]
[-] in6.h [edit]
[-] b1lli.h [edit]
[-] suspend_ioctls.h [edit]
[-] loop.h [edit]
[-] seccomp.h [edit]
[-] blktrace_api.h [edit]
[-] adfs_fs.h [edit]
[-] netdevice.h [edit]
[-] virtio_console.h [edit]
[-] dqblk_xfs.h [edit]
[-] netfilter_decnet.h [edit]
[-] mmtimer.h [edit]
[-] can.h [edit]
[-] adb.h [edit]
[-] acct.h [edit]
[-] ax25.h [edit]
[-] coda_psdev.h [edit]
[-] elf-fdpic.h [edit]
[-] virtio_rng.h [edit]
[-] signal.h [edit]
[-] libc-compat.h [edit]
[-] taskstats.h [edit]
[-] ncp_no.h [edit]
[-] ipx.h [edit]
[-] userfaultfd.h [edit]
[-] mempolicy.h [edit]
[-] icmpv6.h [edit]
[-] atmarp.h [edit]
[-] if_frad.h [edit]
[-] signalfd.h [edit]
[-] irda.h [edit]
[-] fiemap.h [edit]
[-] virtio_pci.h [edit]
[-] if_cablemodem.h [edit]
[-] in_route.h [edit]
[-] mpls.h [edit]
[-] input.h [edit]
[-] nfs_idmap.h [edit]
[-] cramfs_fs.h [edit]
[-] ptp_clock.h [edit]
[-] audit.h [edit]
[-] if_tun.h [edit]
[-] igmp.h [edit]
[-] if_alg.h [edit]
[-] random.h [edit]
[-] netfilter_ipv4.h [edit]
[-] atm_nicstar.h [edit]
[-] packet_diag.h [edit]
[-] x25.h [edit]
[+] tc_act
[-] in.h [edit]
[-] irqnr.h [edit]
[-] ncp.h [edit]
[-] reiserfs_xattr.h [edit]
[+] iio
[-] fs.h [edit]
[-] map_to_7segment.h [edit]
[+] sunrpc
[-] if_addr.h [edit]
[-] mtio.h [edit]
[+] nfsd
[-] hysdn_if.h [edit]
[-] pci_regs.h [edit]
[-] mroute6.h [edit]
[-] isdn.h [edit]
[-] udf_fs_i.h [edit]