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Descriptions of section entries:

	M: Maintainer Full name and E-mail address: Full Name <address@domain>
	   One maintainer per line.  Multiple M: lines acceptable.
	F: Files and directories with wildcard patterns.
	   A trailing slash includes all files and subdirectory files.
	   F:	drivers/net/	all files in and below drivers/net
	   F:	drivers/net/*	all files in drivers/net, but not below
	   One pattern per line.  Multiple F: lines acceptable.
	C: Single line comment related to current section.

		-----------------------------------

Build System
M:	Damjan Marion <damarion@cisco.com>
F:	Makefile
F:	src/*.ac
F:	src/*.am
F:	src/*.mk
F:	src/m4/

Build System Internal
M:	Dave Barach <dave@barachs.net>
F:	build-root/Makefile
F:	build-data/*

Doxygen
M:	Chris Luke <chrisy@flirble.org>
F:	doxygen/

DPDK Development Packaging
M:	Damjan Marion <damarion@cisco.com>
F:	dpdk/
F:	dpdk/*

Infrastructure Library
M:	Dave Barach <dave@barachs.net>
F:	src/vppinfra/

VLIB Library
M:	Dave Barach <dave@barachs.net>
M:	Damjan Marion <damarion@cisco.com>
F:	src/vlib/

VLIB API Libraries
M:	Dave Barach <dave@barachs.net>
F:	src/vlibapi/
F:	src/vlibmemory/
F:	src/vlibsocket/

VNET Bidirectonal Forwarding Detection (BFD)
M:	Klement Sekera <ksekera@cisco.com>
F:	src/vnet/bfd/

VNET Device Drivers
M:	Damjan Marion <damarion@cisco.com>
F:	src/vnet/devices/

VNET Device Drivers - DPDK Crypto
M:	Sergio Gonzalez Monroy <sergio.gonzalez.monroy@outlook.com>
M:      Radu Nicolau <radu.nicolau@intel.com>
F:	src/devices/dpdk/ipsec/

VNET Feature Arcs
M:	Dave Barach <dave@barachs.net>
M:	Damjan Marion <damarion@cisco.com>
F:	src/vnet/feature/

VNET FIB
M:	Neale Ranns <nranns@cisco.com>
F:	src/vnet/fib/
F:	src/vnet/mfib/
F:	src/vnet/dpo
F:	src/vnet/adj

VNET IPv4 and IPv6 LPM
M:	Dave Barach <dave@barachs.net>
F:	src/vnet/ip/

VNET Segment Routing (IPv6 and MPLS)
M:	Pablo Camarillo <pcamaril@cisco.com>
F:	src/vnet/srv6/
F:	src/vnet/srmpls/
F:	src/examples/srv6-sample-localsid/

VNET IPSec
M:	Matus Fabian <matfabia@cisco.com>
M:	Radu Nicolau <radu.nicolau@intel.com>
F:	src/vnet/ipsec/

VNET L2
M:	John Lo <loj@cisco.com>
F:	src/vnet/l2/

VNET Link Layer Discovery Protocol (LLDP)
M:	Klement Sekera <ksekera@cisco.com>
F:	src/vnet/lldp/

VNET LISP
M:	Florin Coras <fcoras@cisco.com>
F:	src/vnet/lisp-cp/
F:	src/vnet/lisp-gpe/

VNET MAP
M:	Ole Troan <ot@cisco.com>
F:	src/vnet/map

VNET MPLS
M:	Neale Ranns <nranns@cisco.com>
F:	src/vnet/mpls/

VNET Host Stack Session Layer
M:	Florin Coras <fcoras@cisco.com>
F:	src/vnet/session

VNET TCP Stack
M:	Florin Coras <fcoras@cisco.com>
F:	src/vnet/tcp

VNET SCTP Stack
M:	Marco Varlese <mvarlese@suse.de>
F:	src/vnet/sctp

VNET VXLAN
M:	John Lo <loj@cisco.com>
F:	src/vnet/vxlan/

VNET VXLAN-GPE
M:	Keith Burns <alagalah@gmail.com>
M:	Hongjun Ni <hongjun.ni@intel.com>
F:	src/vnet/vxlan-gpe/

VNET GENEVE
M:	Marco Varlese <mvarlese@suse.de>
F:	src/vnet/geneve/

Plugin - ACL
M:	Andrew Yourtchenko <ayourtch@gmail.com>
F:	src/plugins/acl/
F:	src/plugins/acl.am

Plugin - flowprobe
M:	Ole Troan <otroan@employees.org>
F:	src/plugins/flowprobe/
F:	src/plugins/flowprobe.am

Plugin - SIXRD
M:	Ole Troan <ot@cisco.com>
F:	src/plugins/sixrd/
F:	src/plugins/sixrd.am

Plugin - GTPU
M:	Hongjun Ni <hongjun.ni@intel.com>
F:	src/plugins/gtpu/
F:	src/plugins/gtpu.am

Plugin - PPPoE
M:  Hongjun Ni <hongjun.ni@intel.com>
F:  src/plugins/pppoe/
F:  src/plugins/pppoe.am

Plugin - IPv6 Segment Routing Dynamic Proxy
M:	Francois Clad <fclad@cisco.com>
F:	src/plugins/srv6-ad/
F:	src/plugins/srv6_ad.am

Plugin - IPv6 Segment Routing Masquerading Proxy
M:	Francois Clad <fclad@cisco.com>
F:	src/plugins/srv6-am/
F:	src/plugins/srv6_am.am

Plugin - IPv6 Segment Routing Static Proxy
M:	Francois Clad <fclad@cisco.com>
F:	src/plugins/srv6-as/
F:	src/plugins/srv6_as.am

Test Infrastructure
M:	Klement Sekera <ksekera@cisco.com>
F:	test/

SVM Library
M:	Dave Barach <dave@barachs.net>
F:	src/svm

VPP API TEST
M:	Dave Barach <dave@barachs.net>
F:	src/vat/

VPP Executable
M:	Dave Barach <dave@barachs.net>
F:	src/vpp/

Graphical Event Viewer
M:	Dave Barach <dave@barachs.net>
F:	src/tools/g2/

Performance Tooling
M:	Dave Barach <dave@barachs.net>
F:	src/tools/perftool/

Binary API Compiler
M:	Dave Barach <dave@barachs.net>
F:	src/tools/vppapigen/

Ganglia Telemetry Module
M:	Dave Barach <dave@barachs.net>
F:	gmod/

THE REST
C:	Contact vpp-dev Mailing List <vpp-dev@fd.io>
F:	*
F:	*/
> * Up to two vlan tags to push. * if there is only one vlan tag to push, it is in tags[1]. */ ethernet_vlan_header_tv_t tags[2]; u64 raw_tags; }; union { struct { u8 push_bytes; /* number of bytes to push for up to 2 vlans (0,4,8) */ u8 pop_bytes; /* number of bytes to pop for up to 2 vlans (0,4,8) */ }; u16 push_and_pop_bytes; /* if 0 then the feature is disabled */ }; } vtr_config_t; /** * Perform the configured tag rewrite on the packet. * Return 0 if ok, 1 if packet should be dropped (e.g. tried to pop * too many tags) */ always_inline u32 l2_vtr_process (vlib_buffer_t * b0, vtr_config_t * config) { u64 temp_8; u32 temp_4; u8 *eth; eth = vlib_buffer_get_current (b0); /* copy the 12B dmac and smac to a temporary location */ temp_8 = *((u64 *) eth); temp_4 = *((u32 *) (eth + 8)); /* adjust for popped tags */ eth += config->pop_bytes; /* if not enough tags to pop then drop packet */ if (PREDICT_FALSE ((vnet_buffer (b0)->l2.l2_len - 12) < config->pop_bytes)) { return 1; } /* copy the 2 new tags to the start of the packet */ *((u64 *) (eth + 12 - 8)) = config->raw_tags; /* TODO: set cos bits */ /* adjust for pushed tags: */ eth -= config->push_bytes; /* copy the 12 dmac and smac back to the packet */ *((u64 *) eth) = temp_8; *((u32 *) (eth + 8)) = temp_4; /* Update l2 parameters */ vnet_buffer (b0)->l2.l2_len += (word) config->push_bytes - (word) config->pop_bytes; vnet_buffer (b0)->l2_hdr_offset -= (word) config->push_bytes - (word) config->pop_bytes; /* Update vlan tag count */ ethernet_buffer_adjust_vlan_count_by_bytes (b0, (word) config->push_bytes - (word) config->pop_bytes); /* Update packet len */ vlib_buffer_advance (b0, (word) config->pop_bytes - (word) config->push_bytes); return 0; } /* * Perform the egress pre-vlan tag rewrite EFP Filter check. * The post-vlan tag rewrite check is a separate graph node. * * This check insures that a packet being output to an interface * (before output vtr is performed) has vlan tags that match those * on a packet received from that interface (after vtr has been performed). * This means verifying that any tags pushed by input vtr are present * on the packet. * * Return 0 if ok, 1 if packet should be dropped. * This function should be passed the input vtr config for the interface. */ always_inline u8 l2_efp_filter_process (vlib_buffer_t * b0, vtr_config_t * in_config) { u8 *eth; u64 packet_tags; u64 tag_mask; eth = vlib_buffer_get_current (b0); /* * If there are 2 tags pushed, they must match config->tags[0] and * config->tags[1]. * If there is one tag pushed, it must match config->tag[1]. * If there are 0 tags pushed, the check passes. */ /* mask for two vlan id and ethertypes, no cos bits */ tag_mask = clib_net_to_host_u64 (0xFFFF0FFFFFFF0FFF); /* mask for one vlan id and ethertype, no cos bits */ tag_mask = (in_config->push_bytes == 4) ? clib_net_to_host_u64 (0xFFFF0FFF) : tag_mask; /* mask for always match */ tag_mask = (in_config->push_bytes == 0) ? 0 : tag_mask; /* * Read 8B from the packet, getting the proper set of vlan tags * For 0 push bytes, the address doesn't matter since the mask * clears the data to 0. */ packet_tags = *((u64 *) (eth + 4 + in_config->push_bytes)); /* Check if the packet tags match the configured tags */ return (packet_tags & tag_mask) != in_config->raw_tags; } typedef struct { union { ethernet_pbb_header_t macs_tags; struct { u64 data1; u64 data2; u16 data3; u32 data4; } raw_data; }; union { struct { u8 push_bytes; /* number of bytes to push pbb tags */ u8 pop_bytes; /* number of bytes to pop pbb tags */ }; u16 push_and_pop_bytes; /* if 0 then the feature is disabled */ }; } ptr_config_t; always_inline u32 l2_pbb_process (vlib_buffer_t * b0, ptr_config_t * config) { u8 *eth = vlib_buffer_get_current (b0); if (config->pop_bytes > 0) { ethernet_pbb_header_packed_t *ph = (ethernet_pbb_header_packed_t *) eth; // drop packet without PBB header or with wrong I-tag or B-tag if (clib_net_to_host_u16 (ph->priority_dei_id) != clib_net_to_host_u16 (config->macs_tags.priority_dei_id) || clib_net_to_host_u32 (ph->priority_dei_uca_res_sid) != clib_net_to_host_u32 (config->macs_tags.priority_dei_uca_res_sid)) return 1; eth += config->pop_bytes; } if (config->push_bytes > 0) { eth -= config->push_bytes; // copy the B-DA (6B), B-SA (6B), B-TAG (4B), I-TAG (6B) *((u64 *) eth) = config->raw_data.data1; *((u64 *) (eth + 8)) = config->raw_data.data2; *((u16 *) (eth + 16)) = config->raw_data.data3; *((u32 *) (eth + 18)) = config->raw_data.data4; } /* Update l2_len */ vnet_buffer (b0)->l2.l2_len += (word) config->push_bytes - (word) config->pop_bytes; /* Update packet len */ vlib_buffer_advance (b0, (word) config->pop_bytes - (word) config->push_bytes); return 0; } u32 l2pbb_configure (vlib_main_t * vlib_main, vnet_main_t * vnet_main, u32 sw_if_index, u32 vtr_op, u8 * b_dmac, u8 * b_smac, u16 b_vlanid, u32 i_sid, u16 vlan_outer_tag); /** * Configure vtag tag rewrite on the given interface. * Return 1 if there is an error, 0 if ok */ u32 l2vtr_configure (vlib_main_t * vlib_main, vnet_main_t * vnet_main, u32 sw_if_index, u32 vtr_op, u32 push_dot1q, u32 vtr_tag1, u32 vtr_tag2); /** * Get vtag tag rewrite on the given interface. * Return 1 if there is an error, 0 if ok */ u32 l2vtr_get (vlib_main_t * vlib_main, vnet_main_t * vnet_main, u32 sw_if_index, u32 * vtr_op, u32 * push_dot1q, u32 * vtr_tag1, u32 * vtr_tag2); /** * Get pbb tag rewrite on the given interface. * Return 1 if there is an error, 0 if ok */ u32 l2pbb_get (vlib_main_t * vlib_main, vnet_main_t * vnet_main, u32 sw_if_index, u32 * vtr_op, u16 * outer_tag, ethernet_header_t * eth_hdr, u16 * b_vlanid, u32 * i_sid); #endif /* included_vnet_l2_vtr_h */ /* * fd.io coding-style-patch-verification: ON * * Local Variables: * eval: (c-set-style "gnu") * End: */