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/*
 * 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.
 */
/**
 * @file
 * @brief L2-GRE over IPSec errors.
 */


ipsec_gre_error (NONE, "no error")
ipsec_gre_error (UNKNOWN_PROTOCOL, "unknown protocol")
ipsec_gre_error (UNSUPPORTED_VERSION, "unsupported version")
ipsec_gre_error (PKTS_DECAP, "GRE input packets decapsulated")
ipsec_gre_error (PKTS_ENCAP, "GRE output packets encapsulated")
ipsec_gre_error (NO_SUCH_TUNNEL, "GRE input packets dropped due to missing tunnel")
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) 2011-2016 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.
 */
/**
 * @file
 * @brief BFD protocol implementation
 */
#include <vnet/bfd/bfd_protocol.h>

u8
bfd_pkt_get_version (const bfd_pkt_t * pkt)
{
  return pkt->head.vers_diag >> 5;
}

void
bfd_pkt_set_version (bfd_pkt_t * pkt, int version)
{
  pkt->head.vers_diag =
    (version << 5) | (pkt->head.vers_diag & ((1 << 5) - 1));
}

u8
bfd_pkt_get_diag_code (const bfd_pkt_t * pkt)
{
  return pkt->head.vers_diag & ((1 << 5) - 1);
}

void
bfd_pkt_set_diag_code (bfd_pkt_t * pkt, int value)
{
  pkt->head.vers_diag =
    (pkt->head.vers_diag & ~((1 << 5) - 1)) | (value & ((1 << 5) - 1));
}

u8
bfd_pkt_get_state (const bfd_pkt_t * pkt)
{
  return pkt->head.sta_flags >> 6;
}

void
bfd_pkt_set_state (bfd_pkt_t * pkt, int value)
{
  pkt->head.sta_flags = (value << 6) | (pkt->head.sta_flags & ((1 << 6) - 1));
}

u8
bfd_pkt_get_poll (const bfd_pkt_t * pkt)
{
  return (pkt->head.sta_flags >> 5) & 1;
}

void
bfd_pkt_set_poll (bfd_pkt_t * pkt)
{
  pkt->head.sta_flags |= 1 << 5;
}

u8
bfd_pkt_get_final (const bfd_pkt_t * pkt)
{
  return (pkt->head.sta_flags >> 4) & 1;
}

void
bfd_pkt_set_final (bfd_pkt_t * pkt)
{
  pkt->head.sta_flags |= 1 << 4;
}

u8
bfd_pkt_get_control_plane_independent (const bfd_pkt_t * pkt)
{
  return (pkt->head.sta_flags >> 3) & 1;
}

#if 0
void
bfd_pkt_set_control_plane_independent (bfd_pkt_t * pkt)
{
  pkt->head.sta_flags |= 1 << 3;
}
#endif

u8
bfd_pkt_get_auth_present (const bfd_pkt_t * pkt)
{
  return (pkt->head.sta_flags >> 2) & 1;
}

void
bfd_pkt_set_auth_present (bfd_pkt_t * pkt)
{
  pkt->head.sta_flags |= 1 << 2;
}

u8
bfd_pkt_get_demand (const bfd_pkt_t * pkt)
{
  return (pkt->head.sta_flags >> 1) & 1;
}

#if 0
void
bfd_pkt_set_demand (bfd_pkt_t * pkt)
{
  pkt->head.sta_flags |= 1 << 1;
}
#endif

u8
bfd_pkt_get_multipoint (const bfd_pkt_t * pkt)
{
  return (pkt->head.sta_flags >> 0) & 1;
}

#if 0
void
bfd_pkt_set_multipoint (bfd_pkt_t * pkt)
{
  pkt->head.sta_flags |= 1 << 0;
}
#endif

u32
bfd_max_key_len_for_auth_type (bfd_auth_type_e auth_type)
{
#define F(t, l, n, s) \
  if (auth_type == t) \
    {                 \
      return l;       \
    }
  foreach_bfd_auth_type (F);
#undef F
  return 0;
}

const char *
bfd_auth_type_str (bfd_auth_type_e auth_type)
{
#define F(t, l, n, s) \
  if (auth_type == t) \
    {                 \
      return s;       \
    }
  foreach_bfd_auth_type (F);
#undef F
  return "UNKNOWN";
}

const char *
bfd_diag_code_string (bfd_diag_code_e diag)
{
#define F(n, t, s)             \
  case BFD_DIAG_CODE_NAME (t): \
    return s;
  switch (diag)
    {
    foreach_bfd_diag_code (F)}
  return "UNKNOWN";
#undef F
}

const char *
bfd_state_string (bfd_state_e state)
{
#define F(n, t, s)         \
  case BFD_STATE_NAME (t): \
    return s;
  switch (state)
    {
    foreach_bfd_state (F)}
  return "UNKNOWN";
#undef F
}

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