Create /plugins directory, move sample-plugin

Change-Id: Ia58923c7c98dc04c027c8c5879a4dc5f5b144b8a
Signed-off-by: Dave Barach <dave@barachs.net>

7 files changed, 0 insertions, 845 deletions

diff --git a/sample-plugin/sample/node.c b/sample-plugin/sample/node.c
deleted file mode 100644
index 9f8ddc16db5..00000000000
--- a/sample-plugin/sample/node.c
+++ /dev/null
@@ -1,268 +0,0 @@
-/*
- * 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 <vlib/vlib.h>
-#include <vnet/vnet.h>
-#include <vnet/pg/pg.h>
-#include <vppinfra/error.h>
-#include <sample/sample.h>
-
-typedef struct {
-  u32 next_index;
-  u32 sw_if_index;
-} sample_trace_t;
-
-/* packet trace format function */
-static u8 * format_sample_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 *);
-  sample_trace_t * t = va_arg (*args, sample_trace_t *);
-  
-  s = format (s, "SAMPLE: sw_if_index %d, next index %d",
-              t->sw_if_index, t->next_index);
-  return s;
-}
-
-vlib_node_registration_t sample_node;
-
-#define foreach_sample_error \
-_(SWAPPED, "Mac swap packets processed")
-
-typedef enum {
-#define _(sym,str) SAMPLE_ERROR_##sym,
-  foreach_sample_error
-#undef _
-  SAMPLE_N_ERROR,
-} sample_error_t;
-
-static char * sample_error_strings[] = {
-#define _(sym,string) string,
-  foreach_sample_error
-#undef _
-};
-
-typedef enum {
-  SAMPLE_NEXT_INTERFACE_OUTPUT,
-  SAMPLE_N_NEXT,
-} sample_next_t;
-
-#define foreach_mac_address_offset              \
-_(0)                                            \
-_(1)                                            \
-_(2)                                            \
-_(3)                                            \
-_(4)                                            \
-_(5)
-
-static uword
-sample_node_fn (vlib_main_t * vm,
-		  vlib_node_runtime_t * node,
-		  vlib_frame_t * frame)
-{
-  u32 n_left_from, * from, * to_next;
-  sample_next_t next_index;
-  u32 pkts_swapped = 0;
-
-  from = vlib_frame_vector_args (frame);
-  n_left_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 >= 4 && n_left_to_next >= 2)
-	{
-          u32 next0 = SAMPLE_NEXT_INTERFACE_OUTPUT;
-          u32 next1 = SAMPLE_NEXT_INTERFACE_OUTPUT;
-          u32 sw_if_index0, sw_if_index1;
-          u8 tmp0[6], tmp1[6];
-          ethernet_header_t *en0, *en1;
-          u32 bi0, bi1;
-	  vlib_buffer_t * b0, * b1;
-          
-	  /* Prefetch next iteration. */
-	  {
-	    vlib_buffer_t * p2, * p3;
-            
-	    p2 = vlib_get_buffer (vm, from[2]);
-	    p3 = vlib_get_buffer (vm, from[3]);
-            
-	    vlib_prefetch_buffer_header (p2, LOAD);
-	    vlib_prefetch_buffer_header (p3, LOAD);
-
-	    CLIB_PREFETCH (p2->data, CLIB_CACHE_LINE_BYTES, STORE);
-	    CLIB_PREFETCH (p3->data, CLIB_CACHE_LINE_BYTES, STORE);
-	  }
-
-          /* speculatively enqueue b0 and b1 to the current next frame */
-	  to_next[0] = bi0 = from[0];
-	  to_next[1] = bi1 = from[1];
-	  from += 2;
-	  to_next += 2;
-	  n_left_from -= 2;
-	  n_left_to_next -= 2;
-
-	  b0 = vlib_get_buffer (vm, bi0);
-	  b1 = vlib_get_buffer (vm, bi1);
-
-          ASSERT (b0->current_data == 0);
-          ASSERT (b1->current_data == 0);
-          
-          en0 = vlib_buffer_get_current (b0);
-          en1 = vlib_buffer_get_current (b1);
-
-          /* This is not the fastest way to swap src + dst mac addresses */
-#define _(a) tmp0[a] = en0->src_address[a];
-          foreach_mac_address_offset;
-#undef _
-#define _(a) en0->src_address[a] = en0->dst_address[a];
-          foreach_mac_address_offset;
-#undef _
-#define _(a) en0->dst_address[a] = tmp0[a];
-          foreach_mac_address_offset;
-#undef _
-
-#define _(a) tmp1[a] = en1->src_address[a];
-          foreach_mac_address_offset;
-#undef _
-#define _(a) en1->src_address[a] = en1->dst_address[a];
-          foreach_mac_address_offset;
-#undef _
-#define _(a) en1->dst_address[a] = tmp1[a];
-          foreach_mac_address_offset;
-#undef _
-
-
-
-          sw_if_index0 = vnet_buffer(b0)->sw_if_index[VLIB_RX];
-          sw_if_index1 = vnet_buffer(b1)->sw_if_index[VLIB_RX];
-
-          /* Send pkt back out the RX interface */
-          vnet_buffer(b0)->sw_if_index[VLIB_TX] = sw_if_index0;
-          vnet_buffer(b1)->sw_if_index[VLIB_TX] = sw_if_index1;
-
-          pkts_swapped += 2;
-
-          if (PREDICT_FALSE((node->flags & VLIB_NODE_FLAG_TRACE)))
-            {
-              if (b0->flags & VLIB_BUFFER_IS_TRACED) 
-                {
-                    sample_trace_t *t = 
-                      vlib_add_trace (vm, node, b0, sizeof (*t));
-                    t->sw_if_index = sw_if_index0;
-                    t->next_index = next0;
-                  }
-                if (b1->flags & VLIB_BUFFER_IS_TRACED) 
-                  {
-                    sample_trace_t *t = 
-                      vlib_add_trace (vm, node, b1, sizeof (*t));
-                    t->sw_if_index = sw_if_index1;
-                    t->next_index = next1;
-                  }
-              }
-            
-            /* verify speculative enqueues, maybe switch current next frame */
-            vlib_validate_buffer_enqueue_x2 (vm, node, next_index,
-                                             to_next, n_left_to_next,
-                                             bi0, bi1, next0, next1);
-        }
-
-      while (n_left_from > 0 && n_left_to_next > 0)
-	{
-          u32 bi0;
-	  vlib_buffer_t * b0;
-          u32 next0 = SAMPLE_NEXT_INTERFACE_OUTPUT;
-          u32 sw_if_index0;
-          u8 tmp0[6];
-          ethernet_header_t *en0;
-
-          /* speculatively enqueue b0 to the current next frame */
-	  bi0 = from[0];
-	  to_next[0] = bi0;
-	  from += 1;
-	  to_next += 1;
-	  n_left_from -= 1;
-	  n_left_to_next -= 1;
-
-	  b0 = vlib_get_buffer (vm, bi0);
-          /* 
-           * Direct from the driver, we should be at offset 0
-           * aka at &b0->data[0]
-           */
-          ASSERT (b0->current_data == 0);
-          
-          en0 = vlib_buffer_get_current (b0);
-
-          /* This is not the fastest way to swap src + dst mac addresses */
-#define _(a) tmp0[a] = en0->src_address[a];
-          foreach_mac_address_offset;
-#undef _
-#define _(a) en0->src_address[a] = en0->dst_address[a];
-          foreach_mac_address_offset;
-#undef _
-#define _(a) en0->dst_address[a] = tmp0[a];
-          foreach_mac_address_offset;
-#undef _
-
-          sw_if_index0 = vnet_buffer(b0)->sw_if_index[VLIB_RX];
-
-          /* Send pkt back out the RX interface */
-          vnet_buffer(b0)->sw_if_index[VLIB_TX] = sw_if_index0;
-
-          if (PREDICT_FALSE((node->flags & VLIB_NODE_FLAG_TRACE) 
-                            && (b0->flags & VLIB_BUFFER_IS_TRACED))) {
-            sample_trace_t *t = 
-               vlib_add_trace (vm, node, b0, sizeof (*t));
-            t->sw_if_index = sw_if_index0;
-            t->next_index = next0;
-            }
-            
-          pkts_swapped += 1;
-
-          /* verify speculative enqueue, maybe switch current next frame */
-	  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);
-    }
-
-  vlib_node_increment_counter (vm, sample_node.index, 
-                               SAMPLE_ERROR_SWAPPED, pkts_swapped);
-  return frame->n_vectors;
-}
-
-VLIB_REGISTER_NODE (sample_node) = {
-  .function = sample_node_fn,
-  .name = "sample",
-  .vector_size = sizeof (u32),
-  .format_trace = format_sample_trace,
-  .type = VLIB_NODE_TYPE_INTERNAL,
-  
-  .n_errors = ARRAY_LEN(sample_error_strings),
-  .error_strings = sample_error_strings,
-
-  .n_next_nodes = SAMPLE_N_NEXT,
-
-  /* edit / add dispositions here */
-  .next_nodes = {
-        [SAMPLE_NEXT_INTERFACE_OUTPUT] = "interface-output",
-  },
-};
diff --git a/sample-plugin/sample/sample.api b/sample-plugin/sample/sample.api
deleted file mode 100644
index f99cdb3856e..00000000000
--- a/sample-plugin/sample/sample.api
+++ /dev/null
@@ -1,39 +0,0 @@
-/* Hey Emacs use -*- mode: C -*- */
-/*
- * 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.
- */
-
-/* Define a simple binary API to control the feature */
-
-define sample_macswap_enable_disable {
-    /* Client identifier, set from api_main.my_client_index */
-    u32 client_index;
-
-    /* Arbitrary context, so client can match reply to request */
-    u32 context;
-
-    /* Enable / disable the feature */
-    u8 enable_disable;
-
-    /* Interface handle */
-    u32 sw_if_index;
-};
-
-define sample_macswap_enable_disable_reply {
-    /* From the request */
-    u32 context;
-
-    /* Return value, zero means all OK */
-    i32 retval;
-};
diff --git a/sample-plugin/sample/sample.c b/sample-plugin/sample/sample.c
deleted file mode 100644
index 155c845a332..00000000000
--- a/sample-plugin/sample/sample.c
+++ /dev/null
@@ -1,241 +0,0 @@
-/*
- * 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.
- */
-/*
- *------------------------------------------------------------------
- * sample.c - simple MAC-swap API / debug CLI handling
- *------------------------------------------------------------------
- */
-
-#include <vnet/vnet.h>
-#include <vnet/plugin/plugin.h>
-#include <sample/sample.h>
-
-#include <vlibapi/api.h>
-#include <vlibmemory/api.h>
-#include <vlibsocket/api.h>
-
-/* define message IDs */
-#include <sample/sample_msg_enum.h>
-
-/* define message structures */
-#define vl_typedefs
-#include <sample/sample_all_api_h.h> 
-#undef vl_typedefs
-
-/* define generated endian-swappers */
-#define vl_endianfun
-#include <sample/sample_all_api_h.h> 
-#undef vl_endianfun
-
-/* instantiate all the print functions we know about */
-#define vl_print(handle, ...) vlib_cli_output (handle, __VA_ARGS__)
-#define vl_printfun
-#include <sample/sample_all_api_h.h> 
-#undef vl_printfun
-
-/* Get the API version number */
-#define vl_api_version(n,v) static u32 api_version=(v);
-#include <sample/sample_all_api_h.h>
-#undef vl_api_version
-
-/* 
- * A handy macro to set up a message reply.
- * Assumes that the following variables are available:
- * mp - pointer to request message
- * rmp - pointer to reply message type
- * rv - return value
- */
-
-#define REPLY_MACRO(t)                                          \
-do {                                                            \
-    unix_shared_memory_queue_t * q =                            \
-    vl_api_client_index_to_input_queue (mp->client_index);      \
-    if (!q)                                                     \
-        return;                                                 \
-                                                                \
-    rmp = vl_msg_api_alloc (sizeof (*rmp));                     \
-    rmp->_vl_msg_id = ntohs((t)+sm->msg_id_base);               \
-    rmp->context = mp->context;                                 \
-    rmp->retval = ntohl(rv);                                    \
-                                                                \
-    vl_msg_api_send_shmem (q, (u8 *)&rmp);                      \
-} while(0);
-
-
-/* List of message types that this plugin understands */
-
-#define foreach_sample_plugin_api_msg                           \
-_(SAMPLE_MACSWAP_ENABLE_DISABLE, sample_macswap_enable_disable)
-
-/* 
- * This routine exists to convince the vlib plugin framework that
- * we haven't accidentally copied a random .dll into the plugin directory.
- *
- * Also collects global variable pointers passed from the vpp engine
- */
-
-clib_error_t * 
-vlib_plugin_register (vlib_main_t * vm, vnet_plugin_handoff_t * h,
-                      int from_early_init)
-{
-  sample_main_t * sm = &sample_main;
-  clib_error_t * error = 0;
-
-  sm->vlib_main = vm;
-  sm->vnet_main = h->vnet_main;
-  sm->ethernet_main = h->ethernet_main;
-
-  return error;
-}
-
-/* Action function shared between message handler and debug CLI */
-
-int sample_macswap_enable_disable (sample_main_t * sm, u32 sw_if_index,
-                                   int enable_disable)
-{
-  vnet_sw_interface_t * sw;
-  int rv;
-  u32 node_index = enable_disable ? sample_node.index : ~0;
-
-  /* Utterly wrong? */
-  if (pool_is_free_index (sm->vnet_main->interface_main.sw_interfaces, 
-                          sw_if_index))
-    return VNET_API_ERROR_INVALID_SW_IF_INDEX;
-
-  /* Not a physical port? */
-  sw = vnet_get_sw_interface (sm->vnet_main, sw_if_index);
-  if (sw->type != VNET_SW_INTERFACE_TYPE_HARDWARE)
-    return VNET_API_ERROR_INVALID_SW_IF_INDEX;
-  
-  /* 
-   * Redirect pkts from the driver to the macswap node.
-   * Returns VNET_API_ERROR_UNIMPLEMENTED if the h/w driver
-   * doesn't implement the API. 
-   *
-   * Node_index = ~0 => shut off redirection
-   */
-  rv = vnet_hw_interface_rx_redirect_to_node (sm->vnet_main, sw_if_index,
-                                              node_index);
-  return rv;
-}
-
-static clib_error_t *
-macswap_enable_disable_command_fn (vlib_main_t * vm,
-                                   unformat_input_t * input,
-                                   vlib_cli_command_t * cmd)
-{
-  sample_main_t * sm = &sample_main;
-  u32 sw_if_index = ~0;
-  int enable_disable = 1;
-    
-  int rv;
-
-  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) {
-    if (unformat (input, "disable"))
-      enable_disable = 0;
-    else if (unformat (input, "%U", unformat_vnet_sw_interface,
-                       sm->vnet_main, &sw_if_index))
-      ;
-    else
-      break;
-  }
-
-  if (sw_if_index == ~0)
-    return clib_error_return (0, "Please specify an interface...");
-    
-  rv = sample_macswap_enable_disable (sm, sw_if_index, enable_disable);
-
-  switch(rv) {
-  case 0:
-    break;
-
-  case VNET_API_ERROR_INVALID_SW_IF_INDEX:
-    return clib_error_return 
-      (0, "Invalid interface, only works on physical ports");
-    break;
-
-  case VNET_API_ERROR_UNIMPLEMENTED:
-    return clib_error_return (0, "Device driver doesn't support redirection");
-    break;
-
-  default:
-    return clib_error_return (0, "sample_macswap_enable_disable returned %d",
-                              rv);
-  }
-  return 0;
-}
-
-VLIB_CLI_COMMAND (sr_content_command, static) = {
-    .path = "sample macswap",
-    .short_help = 
-    "sample macswap <interface-name> [disable]",
-    .function = macswap_enable_disable_command_fn,
-};
-
-/* API message handler */
-static void vl_api_sample_macswap_enable_disable_t_handler
-(vl_api_sample_macswap_enable_disable_t * mp)
-{
-  vl_api_sample_macswap_enable_disable_reply_t * rmp;
-  sample_main_t * sm = &sample_main;
-  int rv;
-
-  rv = sample_macswap_enable_disable (sm, ntohl(mp->sw_if_index), 
-                                      (int) (mp->enable_disable));
-  
-  REPLY_MACRO(VL_API_SAMPLE_MACSWAP_ENABLE_DISABLE_REPLY);
-}
-
-/* Set up the API message handling tables */
-static clib_error_t *
-sample_plugin_api_hookup (vlib_main_t *vm)
-{
-  sample_main_t * sm = &sample_main;
-#define _(N,n)                                                  \
-    vl_msg_api_set_handlers((VL_API_##N + sm->msg_id_base),     \
-                           #n,					\
-                           vl_api_##n##_t_handler,              \
-                           vl_noop_handler,                     \
-                           vl_api_##n##_t_endian,               \
-                           vl_api_##n##_t_print,                \
-                           sizeof(vl_api_##n##_t), 1); 
-    foreach_sample_plugin_api_msg;
-#undef _
-
-    return 0;
-}
-
-static clib_error_t * sample_init (vlib_main_t * vm)
-{
-  sample_main_t * sm = &sample_main;
-  clib_error_t * error = 0;
-  u8 * name;
-
-  name = format (0, "sample_%08x%c", api_version, 0);
-
-  /* Ask for a correctly-sized block of API message decode slots */
-  sm->msg_id_base = vl_msg_api_get_msg_ids 
-      ((char *) name, VL_MSG_FIRST_AVAILABLE);
-
-  error = sample_plugin_api_hookup (vm);
-
-  vec_free(name);
-
-  return error;
-}
-
-VLIB_INIT_FUNCTION (sample_init);
-
-
diff --git a/sample-plugin/sample/sample.h b/sample-plugin/sample/sample.h
deleted file mode 100644
index d268d482ed2..00000000000
--- a/sample-plugin/sample/sample.h
+++ /dev/null
@@ -1,40 +0,0 @@
-/*
- * 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.
- */
-#ifndef __included_sample_h__
-#define __included_sample_h__
-
-#include <vnet/vnet.h>
-#include <vnet/ip/ip.h>
-#include <vnet/ethernet/ethernet.h>
-
-#include <vppinfra/hash.h>
-#include <vppinfra/error.h>
-#include <vppinfra/elog.h>
-
-typedef struct {
-    /* API message ID base */
-    u16 msg_id_base;
-
-    /* convenience */
-    vlib_main_t * vlib_main;
-    vnet_main_t * vnet_main;
-    ethernet_main_t * ethernet_main;
-} sample_main_t;
-
-sample_main_t sample_main;
-
-vlib_node_registration_t sample_node;
-
-#endif /* __included_sample_h__ */
diff --git a/sample-plugin/sample/sample_all_api_h.h b/sample-plugin/sample/sample_all_api_h.h
deleted file mode 100644
index 774d782f899..00000000000
--- a/sample-plugin/sample/sample_all_api_h.h
+++ /dev/null
@@ -1,16 +0,0 @@
-/*
- * 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 the generated file, see BUILT_SOURCES in Makefile.am */
-#include <sample/sample.api.h>
diff --git a/sample-plugin/sample/sample_msg_enum.h b/sample-plugin/sample/sample_msg_enum.h
deleted file mode 100644
index af4172f7876..00000000000
--- a/sample-plugin/sample/sample_msg_enum.h
+++ /dev/null
@@ -1,28 +0,0 @@
-/*
- * 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.
- */
-#ifndef included_sample_msg_enum_h
-#define included_sample_msg_enum_h
-
-#include <vppinfra/byte_order.h>
-
-#define vl_msg_id(n,h) n,
-typedef enum {
-#include <sample/sample_all_api_h.h>
-    /* We'll want to know how many messages IDs we need... */
-    VL_MSG_FIRST_AVAILABLE,
-} vl_msg_id_t;
-#undef vl_msg_id
-
-#endif /* included_sample_msg_enum_h */
diff --git a/sample-plugin/sample/sample_test.c b/sample-plugin/sample/sample_test.c
deleted file mode 100644
index dd1b0215751..00000000000
--- a/sample-plugin/sample/sample_test.c
+++ /dev/null
@@ -1,213 +0,0 @@
-/*
- * 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.
- */
-/*
- *------------------------------------------------------------------
- * sample_test.c - test harness plugin
- *------------------------------------------------------------------
- */
-
-#include <vat/vat.h>
-#include <vlibapi/api.h>
-#include <vlibmemory/api.h>
-#include <vlibsocket/api.h>
-#include <vppinfra/error.h>
-
-uword unformat_sw_if_index (unformat_input_t * input, va_list * args);
-
-/* Declare message IDs */
-#include <sample/sample_msg_enum.h>
-
-/* define message structures */
-#define vl_typedefs
-#include <sample/sample_all_api_h.h> 
-#undef vl_typedefs
-
-/* declare message handlers for each api */
-
-#define vl_endianfun             /* define message structures */
-#include <sample/sample_all_api_h.h> 
-#undef vl_endianfun
-
-/* instantiate all the print functions we know about */
-#define vl_print(handle, ...)
-#define vl_printfun
-#include <sample/sample_all_api_h.h> 
-#undef vl_printfun
-
-/* Get the API version number. */
-#define vl_api_version(n,v) static u32 api_version=(v);
-#include <sample/sample_all_api_h.h>
-#undef vl_api_version
-
-
-typedef struct {
-    /* API message ID base */
-    u16 msg_id_base;
-    vat_main_t *vat_main;
-} sample_test_main_t;
-
-sample_test_main_t sample_test_main;
-
-#define foreach_standard_reply_retval_handler   \
-_(sample_macswap_enable_disable_reply)
-
-#define _(n)                                            \
-    static void vl_api_##n##_t_handler                  \
-    (vl_api_##n##_t * mp)                               \
-    {                                                   \
-        vat_main_t * vam = sample_test_main.vat_main;   \
-        i32 retval = ntohl(mp->retval);                 \
-        if (vam->async_mode) {                          \
-            vam->async_errors += (retval < 0);          \
-        } else {                                        \
-            vam->retval = retval;                       \
-            vam->result_ready = 1;                      \
-        }                                               \
-    }
-foreach_standard_reply_retval_handler;
-#undef _
-
-/* 
- * Table of message reply handlers, must include boilerplate handlers
- * we just generated
- */
-#define foreach_vpe_api_reply_msg                                       \
-_(SAMPLE_MACSWAP_ENABLE_DISABLE_REPLY, sample_macswap_enable_disable_reply)
-
-
-/* M: construct, but don't yet send a message */
-
-#define M(T,t)                                                  \
-do {                                                            \
-    vam->result_ready = 0;                                      \
-    mp = vl_msg_api_alloc(sizeof(*mp));                         \
-    memset (mp, 0, sizeof (*mp));                               \
-    mp->_vl_msg_id = ntohs (VL_API_##T + sm->msg_id_base);      \
-    mp->client_index = vam->my_client_index;                    \
-} while(0);
-
-#define M2(T,t,n)                                               \
-do {                                                            \
-    vam->result_ready = 0;                                      \
-    mp = vl_msg_api_alloc(sizeof(*mp)+(n));                     \
-    memset (mp, 0, sizeof (*mp));                               \
-    mp->_vl_msg_id = ntohs (VL_API_##T + sm->msg_id_base);      \
-    mp->client_index = vam->my_client_index;                    \
-} while(0);
-
-/* S: send a message */
-#define S (vl_msg_api_send_shmem (vam->vl_input_queue, (u8 *)&mp))
-
-/* W: wait for results, with timeout */
-#define W                                       \
-do {                                            \
-    timeout = vat_time_now (vam) + 1.0;         \
-                                                \
-    while (vat_time_now (vam) < timeout) {      \
-        if (vam->result_ready == 1) {           \
-            return (vam->retval);               \
-        }                                       \
-    }                                           \
-    return -99;                                 \
-} while(0);
-
-static int api_sample_macswap_enable_disable (vat_main_t * vam)
-{
-    sample_test_main_t * sm = &sample_test_main;
-    unformat_input_t * i = vam->input;
-    f64 timeout;
-    int enable_disable = 1;
-    u32 sw_if_index = ~0;
-    vl_api_sample_macswap_enable_disable_t * mp;
-
-    /* Parse args required to build the message */
-    while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT) {
-        if (unformat (i, "%U", unformat_sw_if_index, vam, &sw_if_index))
-            ;
-	else if (unformat (i, "sw_if_index %d", &sw_if_index))
-	    ;
-        else if (unformat (i, "disable"))
-            enable_disable = 0;
-        else
-            break;
-    }
-    
-    if (sw_if_index == ~0) {
-        errmsg ("missing interface name / explicit sw_if_index number \n");
-        return -99;
-    }
-    
-    /* Construct the API message */
-    M(SAMPLE_MACSWAP_ENABLE_DISABLE, sample_macswap_enable_disable);
-    mp->sw_if_index = ntohl (sw_if_index);
-    mp->enable_disable = enable_disable;
-
-    /* send it... */
-    S;
-
-    /* Wait for a reply... */
-    W;
-}
-
-/* 
- * List of messages that the api test plugin sends,
- * and that the data plane plugin processes
- */
-#define foreach_vpe_api_msg \
-_(sample_macswap_enable_disable, "<intfc> [disable]")
-
-void vat_api_hookup (vat_main_t *vam)
-{
-    sample_test_main_t * sm = &sample_test_main;
-    /* Hook up handlers for replies from the data plane plug-in */
-#define _(N,n)                                                  \
-    vl_msg_api_set_handlers((VL_API_##N + sm->msg_id_base),     \
-                           #n,                                  \
-                           vl_api_##n##_t_handler,              \
-                           vl_noop_handler,                     \
-                           vl_api_##n##_t_endian,               \
-                           vl_api_##n##_t_print,                \
-                           sizeof(vl_api_##n##_t), 1); 
-    foreach_vpe_api_reply_msg;
-#undef _
-
-    /* API messages we can send */
-#define _(n,h) hash_set_mem (vam->function_by_name, #n, api_##n);
-    foreach_vpe_api_msg;
-#undef _    
-    
-    /* Help strings */
-#define _(n,h) hash_set_mem (vam->help_by_name, #n, h);
-    foreach_vpe_api_msg;
-#undef _
-}
-
-clib_error_t * vat_plugin_register (vat_main_t *vam)
-{
-  sample_test_main_t * sm = &sample_test_main;
-  u8 * name;
-
-  sm->vat_main = vam;
-
-  name = format (0, "sample_%08x%c", api_version, 0);
-  sm->msg_id_base = vl_client_get_first_plugin_msg_id ((char *) name);
-
-  if (sm->msg_id_base != (u16) ~0)
-    vat_api_hookup (vam);
-  
-  vec_free(name);
-  
-  return 0;
-}