ipsec_format.c

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/*
 * decap.c : IPSec tunnel support
 *
 * 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.
 */

#include <vnet/vnet.h>
#include <vnet/api_errno.h>
#include <vnet/ip/ip.h>
#include <vnet/interface.h>

#include <vnet/ipsec/ipsec.h>

u8 *
format_ipsec_policy_action (u8 * s, va_list * args)
{
  u32 i = va_arg (*args, u32);
  char * t = 0;

  switch (i)
    {
#define _(v,f,str) case IPSEC_POLICY_ACTION_##f: t = str; break;
  foreach_ipsec_policy_action
#undef _
      default:
        s = format (s, "unknown");
    }
  s = format (s, "%s", t);
  return s;
}

uword
unformat_ipsec_policy_action (unformat_input_t * input, va_list * args)
{
  u32 * r = va_arg (*args, u32 *);

  if (0) ;
#define _(v,f,s) else if (unformat (input, s)) *r = IPSEC_POLICY_ACTION_##f;
  foreach_ipsec_policy_action
#undef _
  else
    return 0;
  return 1;
}

u8 *
format_ipsec_crypto_alg (u8 * s, va_list * args)
{
  u32 i = va_arg (*args, u32);
  u8 * t = 0;

  switch (i)
    {
#define _(v,f,str) case IPSEC_CRYPTO_ALG_##f: t = (u8 *) str; break;
  foreach_ipsec_crypto_alg
#undef _
      default:
        s = format (s, "unknown");
    }
  s = format (s, "%s", t);
  return s;
}

uword
unformat_ipsec_crypto_alg (unformat_input_t * input, va_list * args)
{
  u32 * r = va_arg (*args, u32 *);

  if (0) ;
#define _(v,f,s) else if (unformat (input, s)) *r = IPSEC_CRYPTO_ALG_##f;
  foreach_ipsec_crypto_alg
#undef _
  else
    return 0;
  return 1;
}

u8 *
format_ipsec_integ_alg (u8 * s, va_list * args)
{
  u32 i = va_arg (*args, u32);
  u8 * t = 0;

  switch (i)
    {
#define _(v,f,str) case IPSEC_INTEG_ALG_##f: t = (u8 *) str; break;
  foreach_ipsec_integ_alg
#undef _
      default:
        s = format (s, "unknown");
    }
  s = format (s, "%s", t);
  return s;
}

uword
unformat_ipsec_integ_alg (unformat_input_t * input, va_list * args)
{
  u32 * r = va_arg (*args, u32 *);

  if (0) ;
#define _(v,f,s) else if (unformat (input, s)) *r = IPSEC_INTEG_ALG_##f;
  foreach_ipsec_integ_alg
#undef _
  else
    return 0;
  return 1;
}

u8 *
format_ipsec_replay_window(u8 * s, va_list * args)
{
  u64 w = va_arg (*args, u64);
  u8 i;

  for (i = 0; i < 64; i++)
    {
      s = format (s, "%u", w & (1ULL<<i) ? 1 : 0);
    }

  return s;
}