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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.

bin_PROGRAMS += g2

g2_SOURCES =					\
  tools/g2/clib.c				\
  tools/g2/cpel.c				\
  tools/g2/cpel.h				\
  tools/g2/events.c				\
  tools/g2/g2.h					\
  tools/g2/main.c				\
  tools/g2/menu1.c				\
  tools/g2/pointsel.c				\
  tools/g2/props.c				\
  tools/g2/props.h				\
  tools/g2/g2version.c				\
  tools/g2/view1.c

g2_LDADD = $(g2_LIBS) libvppinfra.la -lpthread -lm

# vi:syntax=automake
#fff0f0 } /* Literal.String */ .highlight .na { color: #336699 } /* Name.Attribute */ .highlight .nb { color: #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 */ } 
/*
 * ipsec_if_out.c : IPSec interface output node
 *
 * 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/ipsec/ipsec.h>

/* Statistics (not really errors) */
#define foreach_ipsec_if_output_error    \
_(TX, "good packets transmitted")

static char *ipsec_if_output_error_strings[] = {
#define _(sym,string) string,
  foreach_ipsec_if_output_error
#undef _
};

typedef enum
{
#define _(sym,str) IPSEC_IF_OUTPUT_ERROR_##sym,
  foreach_ipsec_if_output_error
#undef _
    IPSEC_IF_OUTPUT_N_ERROR,
} ipsec_if_output_error_t;


typedef struct
{
  u32 spi;
  u32 seq;
} ipsec_if_output_trace_t;

u8 *
format_ipsec_if_output_trace (u8 * s, va_list * args)
{
  CLIB_UNUSED (vlib_main_t * vm) = va_arg (*args, vlib_main_t *);
  CLIB_UNUSED (vlib_node_t * node) = va_arg (*args, vlib_node_t *);
  ipsec_if_output_trace_t *t = va_arg (*args, ipsec_if_output_trace_t *);

  s = format (s, "IPSec: spi %u seq %u", t->spi, t->seq);
  return s;
}

static uword
ipsec_if_output_node_fn (vlib_main_t * vm, vlib_node_runtime_t * node,
			 vlib_frame_t * from_frame)
{
  ipsec_main_t *im = &ipsec_main;
  vnet_main_t *vnm = im->vnet_main;
  vnet_interface_main_t *vim = &vnm->interface_main;
  u32 *from, *to_next = 0, next_index;
  u32 n_left_from, sw_if_index0, last_sw_if_index = ~0;
  u32 thread_index = vlib_get_thread_index ();
  u32 n_bytes = 0, n_packets = 0;

  from = vlib_frame_vector_args (from_frame);
  n_left_from = from_frame->n_vectors;
  next_index = node->cached_next_index;

  while (n_left_from > 0)
    {
      u32 n_left_to_next;

      vlib_get_next_frame (vm, node, next_index, to_next, n_left_to_next);

      while (n_left_from > 0 && n_left_to_next > 0)
	{
	  u32 bi0, next0, len0;
	  vlib_buffer_t *b0;
	  ipsec_tunnel_if_t *t0;
	  vnet_hw_interface_t *hi0;

	  bi0 = to_next[0] = from[0];
	  from += 1;
	  n_left_from -= 1;
	  to_next += 1;
	  n_left_to_next -= 1;
	  b0 = vlib_get_buffer (vm, bi0);
	  sw_if_index0 = vnet_buffer (b0)->sw_if_index[VLIB_TX];
	  hi0 = vnet_get_sup_hw_interface (vnm, sw_if_index0);
	  t0 = pool_elt_at_index (im->tunnel_interfaces, hi0->dev_instance);
	  vnet_buffer (b0)->ipsec.sad_index = t0->output_sa_index;
	  next0 = im->esp_encrypt_next_index;

	  len0 = vlib_buffer_length_in_chain (vm, b0);

	  if (PREDICT_TRUE (sw_if_index0 == last_sw_if_index))
	    {
	      n_packets++;
	      n_bytes += len0;
	    }
	  else
	    {
	      vlib_increment_combined_counter (vim->combined_sw_if_counters +
					       VNET_INTERFACE_COUNTER_TX,
					       thread_index, sw_if_index0,
					       n_packets, n_bytes);
	      last_sw_if_index = sw_if_index0;
	      n_packets = 1;
	      n_bytes = len0;
	    }

	  if (PREDICT_FALSE (b0->flags & VLIB_BUFFER_IS_TRACED))
	    {
	      ipsec_if_output_trace_t *tr =
		vlib_add_trace (vm, node, b0, sizeof (*tr));
	      ipsec_sa_t *sa0 =
		pool_elt_at_index (im->sad, t0->output_sa_index);
	      tr->spi = sa0->spi;
	      tr->seq = sa0->seq;
	    }

	  vlib_validate_buffer_enqueue_x1 (vm, node, next_index, to_next,
					   n_left_to_next, bi0, next0);
	}
      vlib_put_next_frame (vm, node, next_index, n_left_to_next);
    }

  if (last_sw_if_index != ~0)
    {
      vlib_increment_combined_counter (vim->combined_sw_if_counters +
				       VNET_INTERFACE_COUNTER_TX,
				       thread_index,
				       last_sw_if_index, n_packets, n_bytes);
    }

  vlib_node_increment_counter (vm, ipsec_if_output_node.index,
			       IPSEC_IF_OUTPUT_ERROR_TX,
			       from_frame->n_vectors);

  return from_frame->n_vectors;
}

/* *INDENT-OFF* */
VLIB_REGISTER_NODE (ipsec_if_output_node) = {
  .function = ipsec_if_output_node_fn,
  .name = "ipsec-if-output",
  .vector_size = sizeof (u32),
  .format_trace = format_ipsec_if_output_trace,
  .type = VLIB_NODE_TYPE_INTERNAL,

  .n_errors = ARRAY_LEN(ipsec_if_output_error_strings),
  .error_strings = ipsec_if_output_error_strings,

  .sibling_of = "ipsec-output-ip4",
};
/* *INDENT-ON* */

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