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<?xml version="1.0" encoding="UTF-8"?>
<!--
  ~ Copyright (c) 2017 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.
  -->

<project xmlns="http://maven.apache.org/POM/4.0.0"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
    <parent>
        <artifactId>honeycomb-parent</artifactId>
        <groupId>io.fd.honeycomb.common</groupId>
        <version>1.18.10-SNAPSHOT</version>
        <relativePath>../../common/honeycomb-parent</relativePath>
    </parent>
    <modelVersion>4.0.0</modelVersion>

    <groupId>io.fd.honeycomb.northbound</groupId>
    <artifactId>northbound-aggegator</artifactId>
    <name>${project.artifactId}</name>
    <packaging>pom</packaging>

    <modules>
        <module>common</module>
        <module>bgp</module>
        <module>restconf</module>
        <module>netconf</module>
        <module>bgp-extensions</module>
    </modules>

</project>
lor: #003388 } /* Name.Builtin */ .highlight .nc { color: #bb0066; font-weight: bold } /* Name.Class */ .highlight .no { color: #003366; font-weight: bold } /* Name.Constant */ .highlight .nd { color: #555555 } /* Name.Decorator */ .highlight .ne { color: #bb0066; font-weight: bold } /* Name.Exception */ .highlight .nf { color: #0066bb; font-weight: bold } /* Name.Function */ .highlight .nl { color: #336699; font-style: italic } /* Name.Label */ .highlight .nn { color: #bb0066; font-weight: bold } /* Name.Namespace */ .highlight .py { color: #336699; font-weight: bold } /* Name.Property */ .highlight .nt { color: #bb0066; font-weight: bold } /* Name.Tag */ .highlight .nv { color: #336699 } /* Name.Variable */ .highlight .ow { color: #008800 } /* Operator.Word */ .highlight .w { color: #bbbbbb } /* Text.Whitespace */ .highlight .mb { color: #0000DD; font-weight: bold } /* Literal.Number.Bin */ .highlight .mf { color: #0000DD; font-weight: bold } /* Literal.Number.Float */ .highlight .mh { color: #0000DD; font-weight: bold } /* Literal.Number.Hex */ .highlight .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) 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.
 */
/*
 * igmp_packet.h: igmp packet format
 *
 * Copyright (c) 2011 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_igmp_packet_h
#define included_vnet_igmp_packet_h

#include <vnet/ip/ip4_packet.h>
#include <vnet/ip/ip6_packet.h>

#define foreach_igmp_type			\
  _ (0x11, membership_query)			\
  _ (0x12, membership_report_v1)		\
  _ (0x13, dvmrp)				\
  _ (0x14, pim_v1)				\
  _ (0x15, cisco_trace)				\
  _ (0x16, membership_report_v2)		\
  _ (0x17, leave_group_v2)			\
  _ (0x1e, traceroute_response)			\
  _ (0x1f, traceroute_request)			\
  _ (0x22, membership_report_v3)		\
  _ (0x30, router_advertisement)		\
  _ (0x31, router_solicitation)			\
  _ (0x32, router_termination)

typedef enum
{
#define _(n,f) IGMP_TYPE_##f = n,
  foreach_igmp_type
#undef _
} __attribute__ ((packed)) igmp_type_t;

typedef struct
{
  igmp_type_t type;

  u8 code;

  u16 checksum;
} igmp_header_t;

/**
 * Calculate the maximum response time allowed from the header.
 *  - RFC 3367 Section 4.1.1
 */
always_inline f64
igmp_header_get_max_resp_time (const igmp_header_t * header)
{
  f64 qqi;

  if (header->code < 128)
    qqi = header->code;
  else
    {
      u8 mant = header->code << 4;
      u8 exp = (header->code & 0x7) << 1;

      qqi = ((mant | 0x10) << (exp + 3));
    }

  /* Querier's Query Interval (QQI), is represented in units of seconds */
  return (qqi / 10);
}

typedef struct
{
  /* type 0x11 (IGMPv3) */
  igmp_header_t header;

  ip4_address_t group_address;

  /* Reserved, Suppress Router-Side Processing flag and
     Querier's Robustness Variable RRRRSQQQ. */
  u8 resv_s_qrv;

  /* Querier's Query Interval Code */
  u8 qqi_code;

  u16 n_src_addresses;
  ip4_address_t src_addresses[0];
} igmp_membership_query_v3_t;

always_inline u32
igmp_membership_query_v3_length (const igmp_membership_query_v3_t * q)
{
  return (sizeof (*q) +
	  (sizeof (ip4_address_t) *
	   clib_net_to_host_u16 (q->n_src_addresses)));
}

always_inline int
igmp_membership_query_v3_is_general (const igmp_membership_query_v3_t * q)
{
  return (0 == q->group_address.as_u32);
}

#define foreach_igmp_membership_group_v3_type	\
  _ (1, mode_is_include)			\
  _ (2, mode_is_exclude)			\
  _ (3, change_to_include)                      \
  _ (4, change_to_exclude)                      \
  _ (5, allow_new_sources)			\
  _ (6, block_old_sources)

typedef enum
{
#define _(n,f) IGMP_MEMBERSHIP_GROUP_##f = n,
  foreach_igmp_membership_group_v3_type
#undef _
} __attribute__ ((packed)) igmp_membership_group_v3_type_t;

typedef struct
{
  igmp_membership_group_v3_type_t type;

  /* Number of 32 bit words of aux data after source addresses. */
  u8 n_aux_u32s;

  /* Number of source addresses that follow. */
  u16 n_src_addresses;

  /* Destination multicast group address. */
  ip4_address_t group_address;

  ip4_address_t src_addresses[0];
} igmp_membership_group_v3_t;

always_inline u32
igmp_membership_group_v3_length (const igmp_membership_group_v3_t * g)
{
  return (sizeof (*g) +
	  (sizeof (ip4_address_t) *
	   clib_net_to_host_u16 (g->n_src_addresses)));
}

always_inline igmp_membership_group_v3_t *
igmp_membership_group_v3_next (igmp_membership_group_v3_t * g)
{
  return ((void *) g
	  + g->n_src_addresses * sizeof (g->src_addresses[0])
	  + g->n_aux_u32s * sizeof (u32));
}

typedef struct
{
  /* Type 0x22. */
  igmp_header_t header;

  u16 unused;

  /* Number of groups which follow. */
  u16 n_groups;

  igmp_membership_group_v3_t groups[0];
} igmp_membership_report_v3_t;

always_inline u32
igmp_membership_report_v3_length (const igmp_membership_report_v3_t * r)
{
  const igmp_membership_group_v3_t *g;
  u32 len, ii, glen;

  len = sizeof (igmp_membership_report_v3_t);
  g = r->groups;

  for (ii = 0; ii < clib_net_to_host_u16 (r->n_groups); ii++)
    {
      glen = igmp_membership_group_v3_length (g);
      g = (const igmp_membership_group_v3_t *) (((u8 *) g) + glen);
      len += glen;
    }
  return (len);
}

/* IP6 flavor of IGMP is called MLD which is embedded in ICMP6. */
typedef struct
{
  /* Preceeded by ICMP v6 header. */
  u16 max_response_delay_in_milliseconds;
  u16 reserved;
  ip6_address_t dst;
} mld_header_t;

#endif /* included_vnet_igmp_packet_h */

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