1// SPDX-License-Identifier: GPL-2.0
2#include <stdio.h>
3#include <string.h>
4
5#include <ynl.h>
6
7#include <net/if.h>
8
9#include "ethtool-user.h"
10
11int main(int argc, char **argv)
12{
13	struct ethtool_channels_get_req_dump creq = {};
14	struct ethtool_rings_get_req_dump rreq = {};
15	struct ethtool_channels_get_list *channels;
16	struct ethtool_rings_get_list *rings;
17	struct ynl_sock *ys;
18
19	ys = ynl_sock_create(&ynl_ethtool_family, NULL);
20	if (!ys)
21		return 1;
22
23	creq._present.header = 1; /* ethtool needs an empty nest, sigh */
24	channels = ethtool_channels_get_dump(ys, &creq);
25	if (!channels)
26		goto err_close;
27
28	printf("Channels:\n");
29	ynl_dump_foreach(channels, dev) {
30		printf("  %8s: ", dev->header.dev_name);
31		if (dev->_present.rx_count)
32			printf("rx %d ", dev->rx_count);
33		if (dev->_present.tx_count)
34			printf("tx %d ", dev->tx_count);
35		if (dev->_present.combined_count)
36			printf("combined %d ", dev->combined_count);
37		printf("\n");
38	}
39	ethtool_channels_get_list_free(channels);
40
41	rreq._present.header = 1; /* ethtool needs an empty nest.. */
42	rings = ethtool_rings_get_dump(ys, &rreq);
43	if (!rings)
44		goto err_close;
45
46	printf("Rings:\n");
47	ynl_dump_foreach(rings, dev) {
48		printf("  %8s: ", dev->header.dev_name);
49		if (dev->_present.rx)
50			printf("rx %d ", dev->rx);
51		if (dev->_present.tx)
52			printf("tx %d ", dev->tx);
53		printf("\n");
54	}
55	ethtool_rings_get_list_free(rings);
56
57	ynl_sock_destroy(ys);
58
59	return 0;
60
61err_close:
62	fprintf(stderr, "YNL (%d): %s\n", ys->err.code, ys->err.msg);
63	ynl_sock_destroy(ys);
64	return 2;
65}
66