urom_rdmo.c

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/*
 * Copyright (c) 2024 NVIDIA CORPORATION AND AFFILIATES.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without modification, are permitted
 * provided that the following conditions are met:
 *     * Redistributions of source code must retain the above copyright notice, this list of
 *       conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright notice, this list of
 *       conditions and the following disclaimer in the documentation and/or other materials
 *       provided with the distribution.
 *     * Neither the name of the NVIDIA CORPORATION nor the names of its contributors may be used
 *       to endorse or promote products derived from this software without specific prior written
 *       permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
 * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL NVIDIA CORPORATION BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
 * STRICT LIABILITY, OR TOR (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 */
 
#include <stdint.h>
#include <stdlib.h>
 
#include <doca_argp.h>
 
#include "urom_rdmo_core.h"
 
DOCA_LOG_REGISTER(UROM::RDMO);
 
/*
 * UROM RDMO application main function
 *
 * @argc [in]: command line arguments size
 * @argv [in]: array of command line arguments
 * @return: EXIT_SUCCESS on success and EXIT_FAILURE otherwise
 */
int main(int argc, char **argv)
{
    doca_error_t result;
    struct rdmo_cfg rdmo_cfg = {0};
    struct doca_log_backend *sdk_log;
    int exit_status = EXIT_FAILURE;
 
    /* Register a logger backend */
    result = doca_log_backend_create_standard();
    if (result != DOCA_SUCCESS)
        goto app_exit;
 
    /* Register a logger backend for internal SDK errors and warnings */
    result = doca_log_backend_create_with_file_sdk(stderr, &sdk_log);
    if (result != DOCA_SUCCESS)
        goto app_exit;
 
    result = doca_log_backend_set_sdk_level(sdk_log, DOCA_LOG_LEVEL_WARNING);
    if (result != DOCA_SUCCESS)
        goto app_exit;
 
    result = doca_argp_init(NULL, &rdmo_cfg.common);
    if (result != DOCA_SUCCESS) {
        DOCA_LOG_ERR("Failed to init ARGP resources: %s", doca_error_get_descr(result));
        goto app_exit;
    }
 
    result = register_urom_rdmo_params();
    if (result != DOCA_SUCCESS) {
        DOCA_LOG_ERR("Failed to register RDMO parameters: %s", doca_error_get_descr(result));
        goto destroy_argp;
    }
 
    result = doca_argp_start(argc, argv);
    if (result != DOCA_SUCCESS) {
        DOCA_LOG_ERR("Failed to parse application input: %s", doca_error_get_descr(result));
        goto destroy_argp;
    }
 
    if (rdmo_cfg.mode == RDMO_MODE_SERVER)
        result = rdmo_server(rdmo_cfg.common.device_name);
    else if (rdmo_cfg.mode == RDMO_MODE_CLIENT)
        result = rdmo_client(rdmo_cfg.server_name);
    else
        result = DOCA_ERROR_BAD_STATE;
 
    if (result != DOCA_SUCCESS) {
        DOCA_LOG_ERR("Failed to start RDMO operations flow");
        goto destroy_argp;
    }
 
    exit_status = EXIT_SUCCESS;
 
destroy_argp:
    doca_argp_destroy();
app_exit:
    return exit_status;
}