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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.

AUTOMAKE_OPTIONS = foreign subdir-objects

AM_CFLAGS = -Wall
AM_LDFLAGS = -module -shared -avoid-version

libsixrd_plugin_la_SOURCES =			\
	sixrd/sixrd.c				\
	sixrd/sixrd_dpo.c			\
	sixrd/ip4_sixrd.c			\
	sixrd/ip6_sixrd.c

noinst_HEADERS =				\
	sixrd/sixrd.h                           \
	sixrd/sixrd_dpo.h

BUILT_SOURCES =

vpppluginsdir = ${libdir}/vpp_plugins

vppplugins_LTLIBRARIES = libsixrd_plugin.la


# Remove *.la files
install-data-hook:
	@(cd $(vpppluginsdir) && $(RM) $(vppplugins_LTLIBRARIES))
hlight .mi { color: #0000DD; font-weight: bold } /* Literal.Number.Integer */ .highlight .mo { color: #0000DD; font-weight: bold } /* Literal.Number.Oct */ .highlight .sa { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Affix */ .highlight .sb { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Backtick */ .highlight .sc { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Char */ .highlight .dl { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Delimiter */ .highlight .sd { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Doc */ .highlight .s2 { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Double */ .highlight .se { color: #0044dd; background-color: #fff0f0 } /* Literal.String.Escape */ .highlight .sh { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Heredoc */ .highlight .si { color: #3333bb; background-color: #fff0f0 } /* Literal.String.Interpol */ .highlight .sx { color: #22bb22; background-color: #f0fff0 } /* Literal.String.Other */ .highlight .sr { color: #008800; background-color: #fff0ff } /* Literal.String.Regex */ .highlight .s1 { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Single */ .highlight .ss { color: #aa6600; background-color: #fff0f0 } /* Literal.String.Symbol */ .highlight .bp { color: #003388 } /* Name.Builtin.Pseudo */ .highlight .fm { color: #0066bb; font-weight: bold } /* Name.Function.Magic */ .highlight .vc { color: #336699 } /* Name.Variable.Class */ .highlight .vg { color: #dd7700 } /* Name.Variable.Global */ .highlight .vi { color: #3333bb } /* Name.Variable.Instance */ .highlight .vm { color: #336699 } /* Name.Variable.Magic */ .highlight .il { color: #0000DD; font-weight: bold } /* Literal.Number.Integer.Long */ }
/*
 * Copyright (c) 2016 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.
 */

#include <stddef.h>

#include <vnet/arp/arp.h>

#include <vnet/fib/fib_table.h>
#include <vnet/ip/ip_types_api.h>

#include <vpp/app/version.h>

#include <vlibapi/api.h>
#include <vlibmemory/api.h>

/* define message IDs */
#include <vnet/format_fns.h>
#include <vnet/arp/arp.api_enum.h>
#include <vnet/arp/arp.api_types.h>

/**
 * Base message ID fot the plugin
 */
static u32 arp_base_msg_id;
#define REPLY_MSG_ID_BASE arp_base_msg_id

#include <vlibapi/api_helper_macros.h>

static void
vl_api_proxy_arp_add_del_t_handler (vl_api_proxy_arp_add_del_t * mp)
{
  vl_api_proxy_arp_add_del_reply_t *rmp;
  ip4_address_t lo, hi;
  u32 fib_index;
  int rv;

  fib_index = fib_table_find (FIB_PROTOCOL_IP4, ntohl (mp->proxy.table_id));

  if (~0 == fib_index)
    {
      rv = VNET_API_ERROR_NO_SUCH_FIB;
      goto out;
    }

  ip4_address_decode (mp->proxy.low, &lo);
  ip4_address_decode (mp->proxy.hi, &hi);

  if (mp->is_add)
    rv = arp_proxy_add (fib_index, &lo, &hi);
  else
    rv = arp_proxy_del (fib_index, &lo, &hi);

out:
  REPLY_MACRO (VL_API_PROXY_ARP_ADD_DEL_REPLY);
}

typedef struct proxy_arp_walk_ctx_t_
{
  vl_api_registration_t *reg;
  u32 context;
} proxy_arp_walk_ctx_t;

static walk_rc_t
send_proxy_arp_details (const ip4_address_t * lo_addr,
			const ip4_address_t * hi_addr,
			u32 fib_index, void *data)
{
  vl_api_proxy_arp_details_t *mp;
  proxy_arp_walk_ctx_t *ctx;

  ctx = data;

  mp = vl_msg_api_alloc (sizeof (*mp));
  clib_memset (mp, 0, sizeof (*mp));
  mp->_vl_msg_id = ntohs (VL_API_PROXY_ARP_DETAILS + REPLY_MSG_ID_BASE);
  mp->context = ctx->context;
  mp->proxy.table_id = htonl (fib_index);

  ip4_address_encode (lo_addr, mp->proxy.low);
  ip4_address_encode (hi_addr, mp->proxy.hi);

  vl_api_send_msg (ctx->reg, (u8 *) mp);

  return (WALK_CONTINUE);
}

static void
vl_api_proxy_arp_dump_t_handler (vl_api_proxy_arp_dump_t * mp)
{
  vl_api_registration_t *reg;

  reg = vl_api_client_index_to_registration (mp->client_index);
  if (!reg)
    return;

  proxy_arp_walk_ctx_t wctx = {
    .reg = reg,
    .context = mp->context,
  };

  proxy_arp_walk (send_proxy_arp_details, &wctx);
}

static walk_rc_t
send_proxy_arp_intfc_details (u32 sw_if_index, void *data)
{
  vl_api_proxy_arp_intfc_details_t *mp;
  proxy_arp_walk_ctx_t *ctx;

  ctx = data;

  mp = vl_msg_api_alloc (sizeof (*mp));
  clib_memset (mp, 0, sizeof (*mp));
  mp->_vl_msg_id = ntohs (VL_API_PROXY_ARP_INTFC_DETAILS + REPLY_MSG_ID_BASE);
  mp->context = ctx->context;
  mp->sw_if_index = htonl (sw_if_index);

  vl_api_send_msg (ctx->reg, (u8 *) mp);

  return (WALK_CONTINUE);
}

static void
vl_api_proxy_arp_intfc_dump_t_handler (vl_api_proxy_arp_intfc_dump_t * mp)
{
  vl_api_registration_t *reg;

  reg = vl_api_client_index_to_registration (mp->client_index);
  if (!reg)
    return;

  proxy_arp_walk_ctx_t wctx = {
    .reg = reg,
    .context = mp->context,
  };

  proxy_arp_intfc_walk (send_proxy_arp_intfc_details, &wctx);
}

static void
  vl_api_proxy_arp_intfc_enable_disable_t_handler
  (vl_api_proxy_arp_intfc_enable_disable_t * mp)
{
  vl_api_proxy_arp_intfc_enable_disable_reply_t *rmp;
  int rv;

  VALIDATE_SW_IF_INDEX (mp);

  if (mp->enable)
    rv = arp_proxy_enable (ntohl (mp->sw_if_index));
  else
    rv = arp_proxy_disable (ntohl (mp->sw_if_index));

  BAD_SW_IF_INDEX_LABEL;

  REPLY_MACRO (VL_API_PROXY_ARP_INTFC_ENABLE_DISABLE_REPLY);
}

#include <vnet/arp/arp.api.c>

static clib_error_t *
arp_api_init (vlib_main_t * vm)
{
  /* Ask for a correctly-sized block of API message decode slots */
  arp_base_msg_id = setup_message_id_table ();

  return 0;
}

VLIB_INIT_FUNCTION (arp_api_init);

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