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2020-09-21build: remove opensuse build infraDave Wallace3-8/+3
- VPP on opensuse has not been supported for several releases. Type: fix Signed-off-by: Dave Wallace <dwallacelf@gmail.com> Change-Id: I2b5316ad5c20a843b8936f4ceb473f932a5338d9
2018-09-20rename vpp-dpdk-dev to vpp-ext-depsDamjan Marion1-1/+1
We need to have new tenants in the development package. This is first of series of patches which will allow us to have multiple external libs and tools packaged for developer's convenience. Change-Id: I884bd75fba96005bbf8cea92774682b2228e0e22 Signed-off-by: Damjan Marion <damarion@cisco.com>
2018-08-14Make vagrant work behind a proxyKyle Mestery6-13/+17
Without this change, I cannot get the in-tree VPP Vagrant to work behind a proxy. This commit fixes that by ensuring when we run sudo we're passing environment variables, amongst some other cleanups. Change-Id: Ica98a1238d40e6e6ccf80c472f52559c95af52f0 Signed-off-by: Kyle Mestery <mestery@mestery.com>
2017-11-30Cleanup and simplifyMarco Varlese1-1/+1
This patch addresses two things: 1) It simplifies the Makefile to build RPMs by removing duplication and use environment variables instead; 2) It aligns openSUSE with others with regards to invoke "pkg-rpm" by the build.sh for Vagrant Change-Id: I51557f54e4ddf49d83bb69fa0035c8fff122857e Signed-off-by: Marco Varlese <marco.varlese@suse.com>
2017-11-05dpdk: build nasm from sourceSergio Gonzalez Monroy1-4/+0
As not all distros have the minimum required nasm version (2.12.01) available, build nasm from sources when building Intel IPsec MB library. Change-Id: Iaa9da87f612c0f84da5704162c3bf430b3351076 Signed-off-by: Sergio Gonzalez Monroy <sergio.gonzalez.monroy@intel.com>
2017-10-25VCL: Fix vcl test scripts to check vcl.am instead of uri.amDave Wallace1-1/+1
Change-Id: I34ab79ddf0a612be1f2a4223e46811516e5b317e Signed-off-by: Dave Wallace <dwallacelf@gmail.com>
2017-10-09Allow use of /etc/os-release fileMarco Varlese4-45/+32
The top-level Makefile in VPP already uses the file /etc/os-release to recognize which OS the build is being performed on. The scripts for vagrant images instead were still using different files for different distros and adding a new distro to be supported causes issues with the extra-logic to deal with it. This patch aligns the vagrant scripts to use the same approach followed by the top-level Makefile and simplifies the steps to identify / update the OS and build / run VPP. Change-Id: I539f4a7c27b3fef70ed1c12b0276049bc47dc289 Signed-off-by: Marco Varlese <marco.varlese@suse.com>
2017-09-27Update vagrant centos config to CentOS 7.4Dave Wallace3-2/+9
Change-Id: I45c1227b53ba9e57b94f1bc68de939cd3ce9d619 Signed-off-by: Dave Wallace <dwallacelf@gmail.com>
2017-09-25Vagrant fails if Vagrantfile is a symlink on Windows 10.Dave Wallace4-117/+131
- Revert Vagrantfile symlink to the default - Update README and env.sh Change-Id: Ib1a557b897e0217b162c31118a4c265769dd1760 Signed-off-by: Dave Wallace <dwallacelf@gmail.com>
2017-09-25Refactor multi-host socket_test.sh for bare-metal.Dave Wallace1-0/+0
Change-Id: I4fcde6652e0c66315a453250c6e02cd32176833d Signed-off-by: Dave Wallace <dwallacelf@gmail.com>
2017-09-22openSUSE build fixMarco Varlese1-3/+5
* Fixed package dependency * Fixed bash unary operation error Change-Id: I782dda8ffd807931241fa6034c110f5fedbeca8e Signed-off-by: Marco Varlese <marco.varlese@suse.com>
2017-09-17Add multi-vm Vagrantfile for vcl-test.Dave Wallace4-122/+233
- Existing Vagrantfile is symbolic link to the default Vagrantfile. - In order to run the multi-host vcl test, change Vagrantfile -> Vagrantfile.vcl_test - Fix socket_test.sh & vppcom bugs. Change-Id: I965b7f799135c86e989c08bf6c5909677ef38dea Signed-off-by: Dave Wallace <dwallacelf@gmail.com>
2017-09-08Fix socket_test.sh vagrant based multi-host tests.Dave Wallace3-3/+26
Change-Id: I8ef75a0c702098030c6814c127d3443820122327 Signed-off-by: Dave Wallace <dwallacelf@gmail.com>
2017-06-02Add debian 8 support in extras/vagrant/build.shkhers1-0/+9
Change-Id: I03f73615f4355163afd9fb5062dcea7c2df5a49a Signed-off-by: khers <s3m2e1.6star@gmail.com>
2017-04-20Move vagrant stuff to extras/Damjan Marion10-0/+401
Change-Id: I7e3d6ecc3f23d862004c273e23e36e234ceb6015 Signed-off-by: Damjan Marion <damarion@cisco.com>
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/*
 * Copyright (c) 2015 Cisco and/or its affiliates.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at:
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
/*
 * interface.h: VNET interfaces/sub-interfaces
 *
 * Copyright (c) 2008 Eliot Dresselhaus
 *
 * Permission is hereby granted, free of charge, to any person obtaining
 * a copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, sublicense, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject to
 * the following conditions:
 *
 * The above copyright notice and this permission notice shall be
 * included in all copies or substantial portions of the Software.
 *
 *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 *  EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 *  MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 *  NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
 *  LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
 *  OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
 *  WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */

#ifndef included_vnet_interface_h
#define included_vnet_interface_h

#include <vnet/unix/pcap.h>
#include <vnet/l3_types.h>

struct vnet_main_t;
struct vnet_hw_interface_t;
struct vnet_sw_interface_t;
struct ip46_address_t;

typedef enum
{
  VNET_HW_INTERFACE_RX_MODE_UNKNOWN,
  VNET_HW_INTERFACE_RX_MODE_POLLING,
  VNET_HW_INTERFACE_RX_MODE_INTERRUPT,
  VNET_HW_INTERFACE_RX_MODE_ADAPTIVE,
  VNET_HW_INTERFACE_NUM_RX_MODES,
} vnet_hw_interface_rx_mode;

/* Interface up/down callback. */
typedef clib_error_t *(vnet_interface_function_t)
  (struct vnet_main_t * vnm, u32 if_index, u32 flags);

/* Sub-interface add/del callback. */
typedef clib_error_t *(vnet_subif_add_del_function_t)
  (struct vnet_main_t * vnm, u32 if_index,
   struct vnet_sw_interface_t * template, int is_add);

/* Interface set mac address callback. */
typedef clib_error_t *(vnet_interface_set_mac_address_function_t)
  (struct vnet_hw_interface_t * hi, char *address);

/* Interface set rx mode callback. */
typedef clib_error_t *(vnet_interface_set_rx_mode_function_t)
  (struct vnet_main_t * vnm, u32 if_index, u32 queue_id,
   vnet_hw_interface_rx_mode mode);

typedef enum vnet_interface_function_priority_t_
{
  VNET_ITF_FUNC_PRIORITY_LOW,
  VNET_ITF_FUNC_PRIORITY_HIGH,
} vnet_interface_function_priority_t;
#define VNET_ITF_FUNC_N_PRIO ((vnet_interface_function_priority_t)VNET_ITF_FUNC_PRIORITY_HIGH+1)

typedef struct _vnet_interface_function_list_elt
{
  struct _vnet_interface_function_list_elt *next_interface_function;
  clib_error_t *(*fp) (struct vnet_main_t * vnm, u32 if_index, u32 flags);
} _vnet_interface_function_list_elt_t;

#define _VNET_INTERFACE_FUNCTION_DECL(f,tag)                            \
                                                                        \
static void __vnet_interface_function_init_##tag##_##f (void)           \
    __attribute__((__constructor__)) ;                                  \
                                                                        \
static void __vnet_interface_function_init_##tag##_##f (void)           \
{                                                                       \
 vnet_main_t * vnm = vnet_get_main();                                   \
 static _vnet_interface_function_list_elt_t init_function;              \
 init_function.next_interface_function =                                \
   vnm->tag##_functions[VNET_ITF_FUNC_PRIORITY_LOW];                    \
 vnm->tag##_functions[VNET_ITF_FUNC_PRIORITY_LOW] = &init_function;     \
 init_function.fp = (void *) &f;                                        \
}

#define _VNET_INTERFACE_FUNCTION_DECL_PRIO(f,tag,p)                    \
                                                                        \
static void __vnet_interface_function_init_##tag##_##f (void)           \
    __attribute__((__constructor__)) ;                                  \
                                                                        \
static void __vnet_interface_function_init_##tag##_##f (void)           \
{                                                                       \
 vnet_main_t * vnm = vnet_get_main();                                   \
 static _vnet_interface_function_list_elt_t init_function;              \
 init_function.next_interface_function = vnm->tag##_functions[p];       \
 vnm->tag##_functions[p] = &init_function;                              \
 init_function.fp = (void *) &f;                                        \
}

#define VNET_HW_INTERFACE_ADD_DEL_FUNCTION(f)			\
  _VNET_INTERFACE_FUNCTION_DECL(f,hw_interface_add_del)
#define VNET_HW_INTERFACE_LINK_UP_DOWN_FUNCTION(f)		\
  _VNET_INTERFACE_FUNCTION_DECL(f,hw_interface_link_up_down)
#define VNET_HW_INTERFACE_LINK_UP_DOWN_FUNCTION_PRIO(f,p)        \
  _VNET_INTERFACE_FUNCTION_DECL_PRIO(f,hw_interface_link_up_down,p)
#define VNET_SW_INTERFACE_ADD_DEL_FUNCTION(f)			\
  _VNET_INTERFACE_FUNCTION_DECL(f,sw_interface_add_del)
#define VNET_SW_INTERFACE_ADMIN_UP_DOWN_FUNCTION(f)		\
  _VNET_INTERFACE_FUNCTION_DECL(f,sw_interface_admin_up_down)
#define VNET_SW_INTERFACE_ADMIN_UP_DOWN_FUNCTION_PRIO(f,p)     	\
  _VNET_INTERFACE_FUNCTION_DECL_PRIO(f,sw_interface_admin_up_down, p)

/* A class of hardware interface devices. */
typedef struct _vnet_device_class
{
  /* Index into main vector. */
  u32 index;

  /* Device name (e.g. "FOOBAR 1234a"). */
  char *name;

  /* Function to call when hardware interface is added/deleted. */
  vnet_interface_function_t *interface_add_del_function;

  /* Function to bring device administratively up/down. */
  vnet_interface_function_t *admin_up_down_function;

  /* Function to call when sub-interface is added/deleted */
  vnet_subif_add_del_function_t *subif_add_del_function;

  /* Function to call interface rx mode is changed */
  vnet_interface_set_rx_mode_function_t *rx_mode_change_function;

  /* Redistribute flag changes/existence of this interface class. */
  u32 redistribute;

  /* Transmit function. */
  vlib_node_function_t *tx_function;

  /* Error strings indexed by error code for this node. */
  char **tx_function_error_strings;

  /* Number of error codes used by this node. */
  u32 tx_function_n_errors;

  /* Renumber device name [only!] support, a control-plane kludge */
  int (*name_renumber) (struct vnet_hw_interface_t * hi,
			u32 new_dev_instance);

  /* Format device instance as name. */
  format_function_t *format_device_name;

  /* Parse function for device name. */
  unformat_function_t *unformat_device_name;

  /* Format device verbosely for this class. */
  format_function_t *format_device;

  /* Trace buffer format for TX function. */
  format_function_t *format_tx_trace;

  /* Function to clear hardware counters for device. */
  void (*clear_counters) (u32 dev_class_instance);

    uword (*is_valid_class_for_interface) (struct vnet_main_t * vnm,
					   u32 hw_if_index,
					   u32 hw_class_index);

  /* Called when hardware class of an interface changes. */
  void (*hw_class_change) (struct vnet_main_t * vnm,
			   u32 hw_if_index, u32 new_hw_class_index);

  /* Called to redirect traffic from a specific interface instance */
  void (*rx_redirect_to_node) (struct vnet_main_t * vnm,
			       u32 hw_if_index, u32 node_index);

  /* Link-list of all device classes set up by constructors created below */
  struct _vnet_device_class *next_class_registration;

  /* Splice vnet_interface_output_node into TX path */
  u8 flatten_output_chains;

  /* Function to set mac address. */
  vnet_interface_set_mac_address_function_t *mac_addr_change_function;
} vnet_device_class_t;

#define VNET_DEVICE_CLASS(x,...)                                        \
  __VA_ARGS__ vnet_device_class_t x;                                    \
static void __vnet_add_device_class_registration_##x (void)             \
    __attribute__((__constructor__)) ;                                  \
static void __vnet_add_device_class_registration_##x (void)             \
{                                                                       \
    vnet_main_t * vnm = vnet_get_main();                                \
    x.next_class_registration = vnm->device_class_registrations;        \
    vnm->device_class_registrations = &x;                               \
}                                                                       \
__VA_ARGS__ vnet_device_class_t x

#define VLIB_DEVICE_TX_FUNCTION_CLONE_TEMPLATE(arch, fn, tgt)		\
  uword									\
  __attribute__ ((flatten))						\
  __attribute__ ((target (tgt)))					\
  CLIB_CPU_OPTIMIZED							\
  fn ## _ ## arch ( vlib_main_t * vm,					\
                   vlib_node_runtime_t * node,				\
                   vlib_frame_t * frame)				\
  { return fn (vm, node, frame); }

#define VLIB_DEVICE_TX_FUNCTION_MULTIARCH_CLONE(fn)			\
  foreach_march_variant(VLIB_DEVICE_TX_FUNCTION_CLONE_TEMPLATE, fn)

#if CLIB_DEBUG > 0
#define VLIB_MULTIARCH_CLONE_AND_SELECT_FN(fn,...)
#define VLIB_DEVICE_TX_FUNCTION_MULTIARCH(dev, fn)
#else
#define VLIB_DEVICE_TX_FUNCTION_MULTIARCH(dev, fn)			\
  VLIB_DEVICE_TX_FUNCTION_MULTIARCH_CLONE(fn)				\
  CLIB_MULTIARCH_SELECT_FN(fn, static inline)				\
  static void __attribute__((__constructor__))				\
  __vlib_device_tx_function_multiarch_select_##dev (void)		\
  { dev.tx_function = fn ## _multiarch_select(); }
#endif

/**
 * Link Type: A description of the protocol of packets on the link.
 * On an ethernet link this maps directly into the ethertype. On a GRE tunnel
 * it maps to the GRE-proto, etc for other lnk types.
 */
typedef enum vnet_link_t_
{
#if CLIB_DEBUG > 0
  VNET_LINK_IP4 = 1,
#else
  VNET_LINK_IP4 = 0,
#endif
  VNET_LINK_IP6,
  VNET_LINK_MPLS,
  VNET_LINK_ETHERNET,
  VNET_LINK_ARP,
  VNET_LINK_NSH,
} __attribute__ ((packed)) vnet_link_t;

#define VNET_LINKS {                   \
    [VNET_LINK_ETHERNET] = "ethernet", \
    [VNET_LINK_IP4] = "ipv4",          \
    [VNET_LINK_IP6] = "ipv6",          \
    [VNET_LINK_MPLS] = "mpls",         \
    [VNET_LINK_ARP] = "arp",	       \
    [VNET_LINK_NSH] = "nsh",           \
}

/**
 * @brief Number of link types. Not part of the enum so it does not have to be included in
 * switch statements
 */
#define VNET_LINK_NUM (VNET_LINK_NSH+1)

/**
 * @brief Convert a link to to an Ethertype
 */
extern vnet_l3_packet_type_t vnet_link_to_l3_proto (vnet_link_t link);

/**
 * @brief Attributes assignable to a HW interface Class.
 */
typedef enum vnet_hw_interface_class_flags_t_
{
  /**
   * @brief a point 2 point interface
   */
  VNET_HW_INTERFACE_CLASS_FLAG_P2P = (1 << 0),
} vnet_hw_interface_class_flags_t;

/* Layer-2 (e.g. Ethernet) interface class. */
typedef struct _vnet_hw_interface_class
{
  /* Index into main vector. */
  u32 index;

  /* Class name (e.g. "Ethernet"). */
  char *name;

  /* Flags */
  vnet_hw_interface_class_flags_t flags;

  /* Function to call when hardware interface is added/deleted. */
  vnet_interface_function_t *interface_add_del_function;

  /* Function to bring interface administratively up/down. */
  vnet_interface_function_t *admin_up_down_function;

  /* Function to call when link state changes. */
  vnet_interface_function_t *link_up_down_function;

  /* Function to call when link MAC changes. */
  vnet_interface_set_mac_address_function_t *mac_addr_change_function;

  /* Format function to display interface name. */
  format_function_t *format_interface_name;

  /* Format function to display interface address. */
  format_function_t *format_address;

  /* Format packet header for this interface class. */
  format_function_t *format_header;

  /* Format device verbosely for this class. */
  format_function_t *format_device;

  /* Parser for hardware (e.g. ethernet) address. */
  unformat_function_t *unformat_hw_address;

  /* Parser for packet header for e.g. rewrite string. */
  unformat_function_t *unformat_header;

  /* Builds a rewrite string for the interface to the destination
   * for the payload/link type. */
  u8 *(*build_rewrite) (struct vnet_main_t * vnm,
			u32 sw_if_index,
			vnet_link_t link_type, const void *dst_hw_address);

  /* Update an adjacecny added by FIB (as opposed to via the
   * neighbour resolution protocol). */
  void (*update_adjacency) (struct vnet_main_t * vnm,
			    u32 sw_if_index, u32 adj_index);

    uword (*is_valid_class_for_interface) (struct vnet_main_t * vnm,
					   u32 hw_if_index,
					   u32 hw_class_index);

  /* Called when hw interface class is changed and old hardware instance
     may want to be deleted. */
  void (*hw_class_change) (struct vnet_main_t * vnm, u32 hw_if_index,
			   u32 old_class_index, u32 new_class_index);

  /* List of hw interface classes, built by constructors */
  struct _vnet_hw_interface_class *next_class_registration;

} vnet_hw_interface_class_t;

/**
 * @brief Return a complete, zero-length (aka dummy) rewrite
 */
extern u8 *default_build_rewrite (struct vnet_main_t *vnm,
				  u32 sw_if_index,
				  vnet_link_t link_type,
				  const void *dst_hw_address);

/**
 * @brief Default adjacency update function
 */
extern void default_update_adjacency (struct vnet_main_t *vnm,
				      u32 sw_if_index, u32 adj_index);

#define VNET_HW_INTERFACE_CLASS(x,...)                                  \
  __VA_ARGS__ vnet_hw_interface_class_t x;                              \
static void __vnet_add_hw_interface_class_registration_##x (void)       \
    __attribute__((__constructor__)) ;                                  \
static void __vnet_add_hw_interface_class_registration_##x (void)       \
{                                                                       \
    vnet_main_t * vnm = vnet_get_main();                                \
    x.next_class_registration = vnm->hw_interface_class_registrations;  \
    vnm->hw_interface_class_registrations = &x;                         \
}                                                                       \
__VA_ARGS__ vnet_hw_interface_class_t x

/* Hardware-interface.  This corresponds to a physical wire
   that packets flow over. */
typedef struct vnet_hw_interface_t
{
  /* Interface name. */
  u8 *name;

  u32 flags;
  /* Hardware link state is up. */
#define VNET_HW_INTERFACE_FLAG_LINK_UP		(1 << 0)
  /* Hardware duplex state */
#define VNET_HW_INTERFACE_FLAG_DUPLEX_SHIFT	1
#define VNET_HW_INTERFACE_FLAG_HALF_DUPLEX	(1 << 1)
#define VNET_HW_INTERFACE_FLAG_FULL_DUPLEX	(1 << 2)
#define VNET_HW_INTERFACE_FLAG_DUPLEX_MASK	\
  (VNET_HW_INTERFACE_FLAG_HALF_DUPLEX |		\
   VNET_HW_INTERFACE_FLAG_FULL_DUPLEX)

  /* Hardware link speed */
#define VNET_HW_INTERFACE_FLAG_SPEED_SHIFT	3
#define VNET_HW_INTERFACE_FLAG_SPEED_10M	(1 << 3)
#define VNET_HW_INTERFACE_FLAG_SPEED_100M	(1 << 4)
#define VNET_HW_INTERFACE_FLAG_SPEED_1G		(1 << 5)
#define VNET_HW_INTERFACE_FLAG_SPEED_10G	(1 << 6)
#define VNET_HW_INTERFACE_FLAG_SPEED_40G	(1 << 7)
#define VNET_HW_INTERFACE_FLAG_SPEED_100G	(1 << 8)
#define VNET_HW_INTERFACE_FLAG_SPEED_MASK	\
  (VNET_HW_INTERFACE_FLAG_SPEED_10M |		\
   VNET_HW_INTERFACE_FLAG_SPEED_100M |		\
   VNET_HW_INTERFACE_FLAG_SPEED_1G |		\
   VNET_HW_INTERFACE_FLAG_SPEED_10G |		\
   VNET_HW_INTERFACE_FLAG_SPEED_40G |		\
   VNET_HW_INTERFACE_FLAG_SPEED_100G)

  /* l2output node flags */
#define VNET_HW_INTERFACE_FLAG_L2OUTPUT_SHIFT	9
#define VNET_HW_INTERFACE_FLAG_L2OUTPUT_MAPPED	(1 << 9)

  /* rx mode flags */
#define VNET_HW_INTERFACE_FLAG_SUPPORTS_INT_MODE (1 << 10)

  /* Hardware address as vector.  Zero (e.g. zero-length vector) if no
     address for this class (e.g. PPP). */
  u8 *hw_address;

  /* Interface is up as far as software is concerned. */
  /* NAME.{output,tx} nodes for this interface. */
  u32 output_node_index, tx_node_index;

  /* (dev_class, dev_instance) uniquely identifies hw interface. */
  u32 dev_class_index;
  u32 dev_instance;

  /* (hw_class, hw_instance) uniquely identifies hw interface. */
  u32 hw_class_index;
  u32 hw_instance;

  /* Hardware index for this hardware interface. */
  u32 hw_if_index;

  /* Software index for this hardware interface. */
  u32 sw_if_index;

  /* Maximum transmit rate for this interface in bits/sec. */
  f64 max_rate_bits_per_sec;

  /* Smallest packet size supported by this interface. */
  u32 min_supported_packet_bytes;

  /* Largest packet size supported by this interface. */
  u32 max_supported_packet_bytes;

  /* Smallest packet size for this interface. */
  u32 min_packet_bytes;

  /* Largest packet size for this interface. */
  u32 max_packet_bytes;

  /* Number of extra bytes that go on the wire.
     Packet length on wire
     = max (length + per_packet_overhead_bytes, min_packet_bytes). */
  u32 per_packet_overhead_bytes;

  /* Receive and transmit layer 3 packet size limits (MRU/MTU). */
  u32 max_l3_packet_bytes[VLIB_N_RX_TX];

  /* Hash table mapping sub interface id to sw_if_index. */
  uword *sub_interface_sw_if_index_by_id;

  /* Count of number of L2 subinterfaces */
  u32 l2_if_count;

  /* Bonded interface info -
     0       - not a bonded interface nor a slave
     ~0      - slave to a bonded interface
     others  - A bonded interface with a pointer to bitmap for all slaves */
  uword *bond_info;
#define VNET_HW_INTERFACE_BOND_INFO_NONE ((uword *) 0)
#define VNET_HW_INTERFACE_BOND_INFO_SLAVE ((uword *) ~0)

  /* Input node */
  u32 input_node_index;

  /* input node cpu index by queue */
  u32 *input_node_thread_index_by_queue;

  /* vnet_hw_interface_rx_mode by queue */
  u8 *rx_mode_by_queue;

  /* device input device_and_queue runtime index */
  uword *dq_runtime_index_by_queue;

} vnet_hw_interface_t;

extern vnet_device_class_t vnet_local_interface_device_class;

typedef enum
{
  /* A hw interface. */
  VNET_SW_INTERFACE_TYPE_HARDWARE,

  /* A sub-interface. */
  VNET_SW_INTERFACE_TYPE_SUB,
} vnet_sw_interface_type_t;

typedef struct
{
  /*
   * Subinterface ID. A number 0-N to uniquely identify
   * this subinterface under the main (parent?) interface
   */
  u32 id;

  /* Classification data. Used to associate packet header with subinterface. */
  struct
  {
    u16 outer_vlan_id;
    u16 inner_vlan_id;
    union
    {
      u16 raw_flags;
      struct
      {
	u16 no_tags:1;
	u16 one_tag:1;
	u16 two_tags:1;
	u16 dot1ad:1;		/* 0 = dot1q, 1=dot1ad */
	u16 exact_match:1;
	u16 default_sub:1;
	u16 outer_vlan_id_any:1;
	u16 inner_vlan_id_any:1;
      } flags;
    };
  } eth;
} vnet_sub_interface_t;

typedef enum
{
  /* Always flood */
  VNET_FLOOD_CLASS_NORMAL,
  VNET_FLOOD_CLASS_TUNNEL_MASTER,
  /* Does not flood when tunnel master is in the same L2 BD */
  VNET_FLOOD_CLASS_TUNNEL_NORMAL
} vnet_flood_class_t;

/* Software-interface.  This corresponds to a Ethernet VLAN, ATM vc, a
   tunnel, etc.  Configuration (e.g. IP address) gets attached to
   software interface. */
typedef struct
{
  vnet_sw_interface_type_t type:16;

  u16 flags;
  /* Interface is "up" meaning adminstratively up.
     Up in the sense of link state being up is maintained by hardware interface. */
#define VNET_SW_INTERFACE_FLAG_ADMIN_UP (1 << 0)

  /* Interface is disabled for forwarding: punt all traffic to slow-path. */
#define VNET_SW_INTERFACE_FLAG_PUNT (1 << 1)

#define VNET_SW_INTERFACE_FLAG_PROXY_ARP (1 << 2)

#define VNET_SW_INTERFACE_FLAG_UNNUMBERED (1 << 3)

#define VNET_SW_INTERFACE_FLAG_BOND_SLAVE (1 << 4)

/* Interface does not appear in CLI/API */
#define VNET_SW_INTERFACE_FLAG_HIDDEN (1 << 5)

/* Interface in ERROR state */
#define VNET_SW_INTERFACE_FLAG_ERROR (1 << 6)

  /* Index for this interface. */
  u32 sw_if_index;

  /* Software interface index of super-interface;
     equal to sw_if_index if this interface is not a
     sub-interface. */
  u32 sup_sw_if_index;

  /* this swif is unnumbered, use addresses on unnumbered_sw_if_index... */
  u32 unnumbered_sw_if_index;

  u32 link_speed;

  union
  {
    /* VNET_SW_INTERFACE_TYPE_HARDWARE. */
    u32 hw_if_index;

    /* VNET_SW_INTERFACE_TYPE_SUB. */
    vnet_sub_interface_t sub;
  };

  vnet_flood_class_t flood_class;
} vnet_sw_interface_t;

typedef enum
{
  /* Simple counters. */
  VNET_INTERFACE_COUNTER_DROP = 0,
  VNET_INTERFACE_COUNTER_PUNT = 1,
  VNET_INTERFACE_COUNTER_IP4 = 2,
  VNET_INTERFACE_COUNTER_IP6 = 3,
  VNET_INTERFACE_COUNTER_RX_NO_BUF = 4,
  VNET_INTERFACE_COUNTER_RX_MISS = 5,
  VNET_INTERFACE_COUNTER_RX_ERROR = 6,
  VNET_INTERFACE_COUNTER_TX_ERROR = 7,
  VNET_INTERFACE_COUNTER_MPLS = 8,
  VNET_N_SIMPLE_INTERFACE_COUNTER = 9,
  /* Combined counters. */
  VNET_INTERFACE_COUNTER_RX = 0,
  VNET_INTERFACE_COUNTER_TX = 1,
  VNET_N_COMBINED_INTERFACE_COUNTER = 2,
} vnet_interface_counter_type_t;

typedef struct
{
  u32 output_node_index;
  u32 tx_node_index;
} vnet_hw_interface_nodes_t;

typedef struct
{
  /* Hardware interfaces. */
  vnet_hw_interface_t *hw_interfaces;

  /* Hash table mapping HW interface name to index. */
  uword *hw_interface_by_name;

  /* Vectors if hardware interface classes and device classes. */
  vnet_hw_interface_class_t *hw_interface_classes;
  vnet_device_class_t *device_classes;

  /* Hash table mapping name to hw interface/device class. */
  uword *hw_interface_class_by_name;
  uword *device_class_by_name;

  /* Software interfaces. */
  vnet_sw_interface_t *sw_interfaces;

  /* Hash table mapping sub intfc sw_if_index by sup sw_if_index and sub id */
  uword *sw_if_index_by_sup_and_sub;

  /* Software interface counters both simple and combined
     packet and byte counters. */
  volatile u32 *sw_if_counter_lock;
  vlib_simple_counter_main_t *sw_if_counters;
  vlib_combined_counter_main_t *combined_sw_if_counters;

  vnet_hw_interface_nodes_t *deleted_hw_interface_nodes;

  /* pcap drop tracing */
  int drop_pcap_enable;
  pcap_main_t pcap_main;
  u8 *pcap_filename;
  u32 pcap_sw_if_index;
  u32 pcap_pkts_to_capture;
  uword *pcap_drop_filter_hash;

  /* feature_arc_index */
  u8 output_feature_arc_index;
} vnet_interface_main_t;

static inline void
vnet_interface_counter_lock (vnet_interface_main_t * im)
{
  if (im->sw_if_counter_lock)
    while (__sync_lock_test_and_set (im->sw_if_counter_lock, 1))
      /* zzzz */ ;
}

static inline void
vnet_interface_counter_unlock (vnet_interface_main_t * im)
{
  if (im->sw_if_counter_lock)
    *im->sw_if_counter_lock = 0;
}

void vnet_pcap_drop_trace_filter_add_del (u32 error_index, int is_add);

int vnet_interface_name_renumber (u32 sw_if_index, u32 new_show_dev_instance);

#endif /* included_vnet_interface_h */

/*
 * fd.io coding-style-patch-verification: ON
 *
 * Local Variables:
 * eval: (c-set-style "gnu")
 * End:
 */