1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2010-2014 Intel Corporation.
3 * Copyright (c) 2009, Olivier MATZ <zer0@droids-corp.org>
4 * All rights reserved.
5 */
6
7 #include <stdio.h>
8 #include <string.h>
9
10 #include <rte_string_fns.h>
11 #include <rte_ether.h>
12
13 #include "cmdline_parse.h"
14 #include "cmdline_parse_etheraddr.h"
15
16 struct cmdline_token_ops cmdline_token_etheraddr_ops = {
17 .parse = cmdline_parse_etheraddr,
18 .complete_get_nb = NULL,
19 .complete_get_elt = NULL,
20 .get_help = cmdline_get_help_etheraddr,
21 };
22
23 int
cmdline_parse_etheraddr(__rte_unused cmdline_parse_token_hdr_t * tk,const char * buf,void * res,unsigned ressize)24 cmdline_parse_etheraddr(__rte_unused cmdline_parse_token_hdr_t *tk,
25 const char *buf, void *res, unsigned ressize)
26 {
27 unsigned int token_len = 0;
28 char ether_str[RTE_ETHER_ADDR_FMT_SIZE];
29 struct rte_ether_addr tmp;
30
31 if (res && ressize < sizeof(tmp))
32 return -1;
33
34 if (!buf || ! *buf)
35 return -1;
36
37 while (!cmdline_isendoftoken(buf[token_len]))
38 token_len++;
39
40 /* if token doesn't match possible string lengths... */
41 if (token_len >= RTE_ETHER_ADDR_FMT_SIZE)
42 return -1;
43
44 strlcpy(ether_str, buf, token_len + 1);
45
46 if (rte_ether_unformat_addr(ether_str, &tmp) < 0)
47 return -1;
48
49 if (res)
50 memcpy(res, &tmp, sizeof(tmp));
51 return token_len;
52 }
53
54 int
cmdline_get_help_etheraddr(__rte_unused cmdline_parse_token_hdr_t * tk,char * dstbuf,unsigned int size)55 cmdline_get_help_etheraddr(__rte_unused cmdline_parse_token_hdr_t *tk,
56 char *dstbuf, unsigned int size)
57 {
58 int ret;
59
60 ret = snprintf(dstbuf, size, "Ethernet address");
61 if (ret < 0)
62 return -1;
63 return 0;
64 }
65