root/tools/net/ynl/samples/devlink.c
// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include <string.h>

#include <ynl.h>

#include "devlink-user.h"

int main(int argc, char **argv)
{
        struct devlink_get_list *devs;
        struct ynl_sock *ys;

        ys = ynl_sock_create(&ynl_devlink_family, NULL);
        if (!ys)
                return 1;

        devs = devlink_get_dump(ys);
        if (!devs)
                goto err_close;

        ynl_dump_foreach(devs, d) {
                struct devlink_info_get_req *info_req;
                struct devlink_info_get_rsp *info_rsp;
                unsigned i;

                printf("%s/%s:\n", d->bus_name, d->dev_name);

                info_req = devlink_info_get_req_alloc();
                devlink_info_get_req_set_bus_name(info_req, d->bus_name);
                devlink_info_get_req_set_dev_name(info_req, d->dev_name);

                info_rsp = devlink_info_get(ys, info_req);
                devlink_info_get_req_free(info_req);
                if (!info_rsp)
                        goto err_free_devs;

                if (info_rsp->_len.info_driver_name)
                        printf("    driver: %s\n", info_rsp->info_driver_name);
                if (info_rsp->_count.info_version_running)
                        printf("    running fw:\n");
                for (i = 0; i < info_rsp->_count.info_version_running; i++)
                        printf("        %s: %s\n",
                               info_rsp->info_version_running[i].info_version_name,
                               info_rsp->info_version_running[i].info_version_value);
                printf("    ...\n");
                devlink_info_get_rsp_free(info_rsp);
        }
        devlink_get_list_free(devs);

        ynl_sock_destroy(ys);

        return 0;

err_free_devs:
        devlink_get_list_free(devs);
err_close:
        fprintf(stderr, "YNL: %s\n", ys->err.msg);
        ynl_sock_destroy(ys);
        return 2;
}