numam-dpdk/lib/librte_cmdline/cmdline_parse_etheraddr.c
Thomas Monjalon f2fc83b40f replace unused attributes
There is a common macro __rte_unused, avoiding warnings,
which is now used where appropriate for consistency.

Signed-off-by: Thomas Monjalon <thomas@monjalon.net>
2020-04-16 18:30:58 +02:00

71 lines
1.5 KiB
C

/* SPDX-License-Identifier: BSD-3-Clause
* Copyright(c) 2010-2014 Intel Corporation.
* Copyright (c) 2009, Olivier MATZ <zer0@droids-corp.org>
* All rights reserved.
*/
#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>
#include <errno.h>
#include <inttypes.h>
#include <ctype.h>
#include <string.h>
#include <sys/types.h>
#include <rte_string_fns.h>
#include <rte_ether.h>
#include "cmdline_parse.h"
#include "cmdline_parse_etheraddr.h"
struct cmdline_token_ops cmdline_token_etheraddr_ops = {
.parse = cmdline_parse_etheraddr,
.complete_get_nb = NULL,
.complete_get_elt = NULL,
.get_help = cmdline_get_help_etheraddr,
};
int
cmdline_parse_etheraddr(__rte_unused cmdline_parse_token_hdr_t *tk,
const char *buf, void *res, unsigned ressize)
{
unsigned int token_len = 0;
char ether_str[RTE_ETHER_ADDR_FMT_SIZE];
struct rte_ether_addr tmp;
if (res && ressize < sizeof(tmp))
return -1;
if (!buf || ! *buf)
return -1;
while (!cmdline_isendoftoken(buf[token_len]))
token_len++;
/* if token doesn't match possible string lengths... */
if (token_len >= RTE_ETHER_ADDR_FMT_SIZE)
return -1;
strlcpy(ether_str, buf, token_len + 1);
if (rte_ether_unformat_addr(ether_str, &tmp) < 0)
return -1;
if (res)
memcpy(res, &tmp, sizeof(tmp));
return token_len;
}
int
cmdline_get_help_etheraddr(__rte_unused cmdline_parse_token_hdr_t *tk,
char *dstbuf, unsigned int size)
{
int ret;
ret = snprintf(dstbuf, size, "Ethernet address");
if (ret < 0)
return -1;
return 0;
}