text: /*
   * 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.
   */
  /*
   *------------------------------------------------------------------
   * trace_test.c - test harness for trace plugin
   *------------------------------------------------------------------
   */
  
  #include <vat/vat.h>
  #include <vlibapi/api.h>
  #include <vlibmemory/api.h>
  
  #include <vppinfra/error.h>
  
  #define __plugin_msg_base trace_test_main.msg_id_base
  #include <vlibapi/vat_helper_macros.h>
  
  /* Declare message IDs */
  #include <ioam/lib-trace/trace_msg_enum.h>
  
  /* define message structures */
  #define vl_typedefs
  #include <ioam/lib-trace/trace_all_api_h.h>
  #undef vl_typedefs
  
  /* declare message handlers for each api */
  
  #define vl_endianfun		/* define message structures */
  #include <ioam/lib-trace/trace_all_api_h.h>
  #undef vl_endianfun
  
  /* instantiate all the print functions we know about */
  #define vl_print(handle, ...)
  #define vl_printfun
  #include <ioam/lib-trace/trace_all_api_h.h>
  #undef vl_printfun
  
  /* Get the API version number. */
  #define vl_api_version(n,v) static u32 api_version=(v);
  #include <ioam/lib-trace/trace_all_api_h.h>
  #undef vl_api_version
  
  
  typedef struct
  {
    /* API message ID base */
    u16 msg_id_base;
    vat_main_t *vat_main;
  } trace_test_main_t;
  
  trace_test_main_t trace_test_main;
  
  #define foreach_standard_reply_retval_handler     \
  _(trace_profile_add_reply)                          \
  _(trace_profile_del_reply)
  
  #define foreach_custom_reply_handler     \
  _(trace_profile_show_config_reply,										\
    if(mp->trace_type)												\
    {														\
       errmsg("                        Trace Type : 0x%x (%d)\n",mp->trace_type, mp->trace_type);			\
       errmsg("         Trace timestamp precision : %d \n",mp->trace_tsp);					\
       errmsg("                           Node Id : 0x%x (%d)\n",htonl(mp->node_id), htonl(mp->node_id));		\
       errmsg("                          App Data : 0x%x (%d)\n",htonl(mp->app_data), htonl(mp->app_data));	\
    }														\
      else errmsg("No valid trace profile configuration found\n");)
  #define _(n)                                            \
      static void vl_api_##n##_t_handler                  \
      (vl_api_##n##_t * mp)                               \
      {                                                   \
          vat_main_t * vam = trace_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 _
  
  #define _(n,body)                                       \
      static void vl_api_##n##_t_handler                  \
      (vl_api_##n##_t * mp)                               \
      {                                                   \
          vat_main_t * vam = trace_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;                      \
          }                                               \
  	if(retval>=0)do{body;} while(0);                 \
  	else errmsg("Error, retval: %d",retval);        \
      }
  foreach_custom_reply_handler;
  #undef _
  /*
   * Table of message reply handlers, must include boilerplate handlers
   * we just generated
   */
  #define foreach_vpe_api_reply_msg                                       \
  _(TRACE_PROFILE_ADD_REPLY, trace_profile_add_reply)                         \
  _(TRACE_PROFILE_DEL_REPLY, trace_profile_del_reply)                         \
  _(TRACE_PROFILE_SHOW_CONFIG_REPLY, trace_profile_show_config_reply)
  
  static int
  api_trace_profile_add (vat_main_t * vam)
  {
    unformat_input_t *input = vam->input;
    vl_api_trace_profile_add_t *mp;
    u8 trace_type = 0;
    u8 num_elts = 0;
    u32 node_id = 0;
    u32 app_data = 0;
    u8 trace_tsp = 0;
    int ret;
  
    while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
      {
        if (unformat (input, "trace-type 0x%x", &trace_type))
  	;
        else if (unformat (input, "trace-elts %d", &num_elts))
  	;
        else if (unformat (input, "trace-tsp %d", &trace_tsp))
  	;
        else if (unformat (input, "node-id 0x%x", &node_id))
  	;
        else if (unformat (input, "app-data 0x%x", &app_data))
  	;
  
        else
  	break;
      }
  
  
    M (TRACE_PROFILE_ADD, mp);
  
    mp->trace_type = trace_type;
    mp->trace_tsp = trace_tsp;
    mp->node_id = htonl (node_id);
    mp->app_data = htonl (app_data);
    mp->num_elts = num_elts;
  
    S (mp);
    W (ret);
    return ret;
  }
  
  
  
  static int
  api_trace_profile_del (vat_main_t * vam)
  {
    vl_api_trace_profile_del_t *mp;
    int ret;
  
    M (TRACE_PROFILE_DEL, mp);
    S (mp);
    W (ret);
    return ret;
  }
  
  static int
  api_trace_profile_show_config (vat_main_t * vam)
  {
    vl_api_trace_profile_show_config_t *mp;
    int ret;
  
    M (TRACE_PROFILE_SHOW_CONFIG, mp);
    S (mp);
    W (ret);
    return ret;
  }
  
  /*
   * List of messages that the api test plugin sends,
   * and that the data plane plugin processes
   */
  #define foreach_vpe_api_msg \
  _(trace_profile_add, ""\
    "trace-type <0x1f|0x3|0x9|0x11|0x19> trace-elts <nn> trace-tsp <0|1|2|3> node-id <node id in hex> app-data <app_data in hex>")  \
  _(trace_profile_del, "[id <nn>]")                    \
  _(trace_profile_show_config, "[id <nn>]")
  
  
  static void
  ioam_trace_vat_api_hookup (vat_main_t * vam)
  {
    trace_test_main_t *sm = &trace_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 *
  trace_vat_plugin_register (vat_main_t * vam)
  {
    trace_test_main_t *sm = &trace_test_main;
    u8 *name;
  
    sm->vat_main = vam;
  
    name = format (0, "ioam_trace_%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)
      ioam_trace_vat_api_hookup (vam);
  
    vec_free (name);
  
    return 0;
  }
  
  /*
   * fd.io coding-style-patch-verification: ON
   *
   * Local Variables:
   * eval: (c-set-style "gnu")
   * End:
   */
  