File Manager

003 File Manager

Current Path: /usr/src/sys/net

📁 ..
📁 altq
📄 bpf.c(69.94 KB)
📄 bpf.h(14.6 KB)
📄 bpf_buffer.c(6.39 KB)
📄 bpf_buffer.h(2.04 KB)
📄 bpf_filter.c(12.09 KB)
📄 bpf_jitter.c(3.43 KB)
📄 bpf_jitter.h(3.3 KB)
📄 bpf_zerocopy.c(16.12 KB)
📄 bpf_zerocopy.h(2.36 KB)
📄 bpfdesc.h(6.04 KB)
📄 bridgestp.c(55.53 KB)
📄 bridgestp.h(13.06 KB)
📄 debugnet.c(26.35 KB)
📄 debugnet.h(8.54 KB)
📄 debugnet_inet.c(12.67 KB)
📄 debugnet_int.h(3.11 KB)
📄 dlt.h(44.23 KB)
📄 ethernet.h(22.17 KB)
📄 firewire.h(3.95 KB)
📄 ieee8023ad_lacp.c(53.91 KB)
📄 ieee8023ad_lacp.h(9.22 KB)
📄 ieee_oui.h(3.64 KB)
📄 if.c(105.86 KB)
📄 if.h(22.3 KB)
📄 if_arp.h(5.41 KB)
📄 if_bridge.c(89.97 KB)
📄 if_bridgevar.h(11.54 KB)
📄 if_clone.c(17.42 KB)
📄 if_clone.h(3.38 KB)
📄 if_dead.c(3.83 KB)
📄 if_debug.c(4.02 KB)
📄 if_disc.c(5.95 KB)
📄 if_dl.h(3.56 KB)
📄 if_edsc.c(9.93 KB)
📄 if_enc.c(12.02 KB)
📄 if_enc.h(1.65 KB)
📄 if_epair.c(27.75 KB)
📄 if_ethersubr.c(37.23 KB)
📄 if_fwsubr.c(19.22 KB)
📄 if_gif.c(16.66 KB)
📄 if_gif.h(4.16 KB)
📄 if_gre.c(18.8 KB)
📄 if_gre.h(5.69 KB)
📄 if_infiniband.c(14.99 KB)
📄 if_ipsec.c(24.98 KB)
📄 if_ipsec.h(1.62 KB)
📄 if_lagg.c(62.68 KB)
📄 if_lagg.h(8.94 KB)
📄 if_llatbl.c(20.5 KB)
📄 if_llatbl.h(9.52 KB)
📄 if_llc.h(4.53 KB)
📄 if_loop.c(10.62 KB)
📄 if_me.c(16.73 KB)
📄 if_media.c(12.81 KB)
📄 if_media.h(36.45 KB)
📄 if_mib.c(4.6 KB)
📄 if_mib.h(5.58 KB)
📄 if_pflog.h(2.24 KB)
📄 if_pfsync.h(6.85 KB)
📄 if_sppp.h(8.37 KB)
📄 if_spppfr.c(15.11 KB)
📄 if_spppsubr.c(132.44 KB)
📄 if_stf.c(19.3 KB)
📄 if_tap.h(2.54 KB)
📄 if_tun.h(1.43 KB)
📄 if_tuntap.c(47.67 KB)
📄 if_types.h(12.2 KB)
📄 if_var.h(29.92 KB)
📄 if_vlan.c(53.04 KB)
📄 if_vlan_var.h(6.1 KB)
📄 if_vxlan.c(88.14 KB)
📄 if_vxlan.h(4.71 KB)
📄 ifdi_if.m(8.4 KB)
📄 iflib.c(185.91 KB)
📄 iflib.h(14.41 KB)
📄 iflib_clone.c(7.37 KB)
📄 iflib_private.h(2.31 KB)
📄 ifq.h(12.2 KB)
📄 infiniband.h(2.64 KB)
📄 mp_ring.c(13.3 KB)
📄 mp_ring.h(2.77 KB)
📄 mppc.h(2.37 KB)
📄 mppcc.c(8.88 KB)
📄 mppcd.c(7.89 KB)
📄 netisr.c(44.33 KB)
📄 netisr.h(9.31 KB)
📄 netisr_internal.h(4.77 KB)
📄 netmap.h(32.93 KB)
📄 netmap_legacy.h(9.49 KB)
📄 netmap_user.h(30.33 KB)
📄 netmap_virt.h(3.89 KB)
📄 paravirt.h(6.91 KB)
📄 pfil.c(16.83 KB)
📄 pfil.h(5.86 KB)
📄 pfkeyv2.h(14.54 KB)
📄 pfvar.h(48.83 KB)
📄 ppp_defs.h(5.41 KB)
📄 radix.c(30.87 KB)
📄 radix.h(6.83 KB)
📄 raw_cb.c(3.77 KB)
📄 raw_cb.h(3.04 KB)
📄 raw_usrreq.c(6.26 KB)
📄 rndis.h(10.74 KB)
📁 route
📄 route.c(19.25 KB)
📄 route.h(16.54 KB)
📄 rss_config.c(14.12 KB)
📄 rss_config.h(4.69 KB)
📄 rtsock.c(62.94 KB)
📄 sff8436.h(8.3 KB)
📄 sff8472.h(18.95 KB)
📄 slcompress.c(16.25 KB)
📄 slcompress.h(6.4 KB)
📄 toeplitz.c(1.96 KB)
📄 toeplitz.h(1.72 KB)
📄 vnet.c(22.42 KB)
📄 vnet.h(14.62 KB)

Editing: if_gre.h

/*-
 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
 *
 * Copyright (c) 1998 The NetBSD Foundation, Inc.
 * Copyright (c) 2014 Andrey V. Elsukov <ae@FreeBSD.org>
 * All rights reserved
 *
 * This code is derived from software contributed to The NetBSD Foundation
 * by Heiko W.Rupp <hwr@pilhuhn.de>
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
 * $NetBSD: if_gre.h,v 1.13 2003/11/10 08:51:52 wiz Exp $
 * $FreeBSD$
 */

#ifndef _NET_IF_GRE_H_
#define _NET_IF_GRE_H_

#ifdef _KERNEL
/* GRE header according to RFC 2784 and RFC 2890 */
struct grehdr {
	uint16_t	gre_flags;	/* GRE flags */
#define	GRE_FLAGS_CP	0x8000		/* checksum present */
#define	GRE_FLAGS_KP	0x2000		/* key present */
#define	GRE_FLAGS_SP	0x1000		/* sequence present */
#define	GRE_FLAGS_MASK	(GRE_FLAGS_CP|GRE_FLAGS_KP|GRE_FLAGS_SP)
	uint16_t	gre_proto;	/* protocol type */
	uint32_t	gre_opts[0];	/* optional fields */
} __packed;

#ifdef INET
struct greip {
	struct ip	gi_ip;
	struct grehdr	gi_gre;
} __packed;

struct greudp {
	struct ip	gi_ip;
	struct udphdr	gi_udp;
	struct grehdr	gi_gre;
} __packed;
#endif /* INET */

#ifdef INET6
struct greip6 {
	struct ip6_hdr	gi6_ip6;
	struct grehdr	gi6_gre;
} __packed;

struct greudp6 {
	struct ip6_hdr	gi6_ip6;
	struct udphdr	gi6_udp;
	struct grehdr	gi6_gre;
} __packed;
#endif /* INET6 */

CK_LIST_HEAD(gre_list, gre_softc);
CK_LIST_HEAD(gre_sockets, gre_socket);
struct gre_socket {
	struct socket		*so;
	struct gre_list		list;
	CK_LIST_ENTRY(gre_socket) chain;
	struct epoch_context	epoch_ctx;
};

struct gre_softc {
	struct ifnet		*gre_ifp;
	int			gre_family;	/* AF of delivery header */
	uint32_t		gre_iseq;
	uint32_t		gre_oseq;
	uint32_t		gre_key;
	uint32_t		gre_options;
	uint32_t		gre_csumflags;
	uint32_t		gre_port;
	u_int			gre_fibnum;
	u_int			gre_hlen;	/* header size */
	union {
		void		*hdr;
#ifdef INET
		struct greip	*iphdr;
		struct greudp	*udphdr;
#endif
#ifdef INET6
		struct greip6	*ip6hdr;
		struct greudp6	*udp6hdr;
#endif
	} gre_uhdr;
	struct gre_socket	*gre_so;

CK_LIST_ENTRY(gre_softc) chain;
	CK_LIST_ENTRY(gre_softc) srchash;
};
MALLOC_DECLARE(M_GRE);

#ifndef GRE_HASH_SIZE
#define	GRE_HASH_SIZE	(1 << 4)
#endif

#define	GRE2IFP(sc)		((sc)->gre_ifp)
#define	GRE_RLOCK_TRACKER	struct epoch_tracker gre_et
#define	GRE_RLOCK()		epoch_enter_preempt(net_epoch_preempt, &gre_et)
#define	GRE_RUNLOCK()		epoch_exit_preempt(net_epoch_preempt, &gre_et)
#define	GRE_WAIT()		epoch_wait_preempt(net_epoch_preempt)

#define	gre_hdr			gre_uhdr.hdr
#define	gre_iphdr		gre_uhdr.iphdr
#define	gre_ip6hdr		gre_uhdr.ip6hdr
#define	gre_udphdr		gre_uhdr.udphdr
#define	gre_udp6hdr		gre_uhdr.udp6hdr

#define	gre_oip			gre_iphdr->gi_ip
#define	gre_udp			gre_udphdr->gi_udp
#define	gre_oip6		gre_ip6hdr->gi6_ip6
#define	gre_udp6		gre_udp6hdr->gi6_udp

struct gre_list *gre_hashinit(void);
void gre_hashdestroy(struct gre_list *);

int	gre_input(struct mbuf *, int, int, void *);
void	gre_update_hdr(struct gre_softc *, struct grehdr *);
void	gre_update_udphdr(struct gre_softc *, struct udphdr *, uint16_t);
void	gre_sofree(epoch_context_t);

void	in_gre_init(void);
void	in_gre_uninit(void);
int	in_gre_setopts(struct gre_softc *, u_long, uint32_t);
int	in_gre_ioctl(struct gre_softc *, u_long, caddr_t);
int	in_gre_output(struct mbuf *, int, int);

void	in6_gre_init(void);
void	in6_gre_uninit(void);
int	in6_gre_setopts(struct gre_softc *, u_long, uint32_t);
int	in6_gre_ioctl(struct gre_softc *, u_long, caddr_t);
int	in6_gre_output(struct mbuf *, int, int, uint32_t);
/*
 * CISCO uses special type for GRE tunnel created as part of WCCP
 * connection, while in fact those packets are just IPv4 encapsulated
 * into GRE.
 */
#define ETHERTYPE_WCCP		0x883E
#endif /* _KERNEL */

#define GRESADDRS	_IOW('i', 101, struct ifreq)
#define GRESADDRD	_IOW('i', 102, struct ifreq)
#define GREGADDRS	_IOWR('i', 103, struct ifreq)
#define GREGADDRD	_IOWR('i', 104, struct ifreq)
#define GRESPROTO	_IOW('i' , 105, struct ifreq)
#define GREGPROTO	_IOWR('i', 106, struct ifreq)

#define	GREGKEY		_IOWR('i', 107, struct ifreq)
#define	GRESKEY		_IOW('i', 108, struct ifreq)
#define	GREGOPTS	_IOWR('i', 109, struct ifreq)
#define	GRESOPTS	_IOW('i', 110, struct ifreq)
#define	GREGPORT	_IOWR('i', 111, struct ifreq)
#define	GRESPORT	_IOW('i', 112, struct ifreq)

/* GRE-in-UDP encapsulation destination port as defined in RFC8086 */
#define	GRE_UDPPORT		4754

#define	GRE_ENABLE_CSUM		0x0001
#define	GRE_ENABLE_SEQ		0x0002
#define	GRE_UDPENCAP		0x0004
#define	GRE_OPTMASK		(GRE_ENABLE_CSUM|GRE_ENABLE_SEQ|GRE_UDPENCAP)

#endif /* _NET_IF_GRE_H_ */

003 File Manager

Editing: if_gre.h

Upload File

Create Folder