src/examples/sample-plugin/sample/sample_test.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.
 */
/*
 *------------------------------------------------------------------
 * sample_test.c - test harness plugin
 *------------------------------------------------------------------
 */

#include <vat/vat.h>
#include <vlibapi/api.h>
#include <vlibmemory/api.h>
#include <vppinfra/error.h>

#define __plugin_msg_base sample_test_main.msg_id_base
#include <vlibapi/vat_helper_macros.h>

uword unformat_sw_if_index (unformat_input_t * input, va_list * args);

/* Declare message IDs */
#include <sample/sample.api_enum.h>
#include <sample/sample.api_types.h>

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;

static int api_sample_macswap_enable_disable (vat_main_t * vam)
{
    unformat_input_t * i = vam->input;
    int enable_disable = 1;
    u32 sw_if_index = ~0;
    vl_api_sample_macswap_enable_disable_t * mp;
    int ret;

    /* 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, mp);
    mp->sw_if_index = ntohl (sw_if_index);
    mp->enable_disable = enable_disable;

    /* send it... */
    S(mp);

    /* Wait for a reply... */
    W (ret);
    return ret;
}

/*
 * List of messages that the api test plugin sends,
 * and that the data plane plugin processes
 */
#include <sample/sample.api_test.c>