net/bnxt: fix link during port toggle
[dpdk.git] / lib / librte_cmdline / cmdline_parse_etheraddr.c
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 <stdlib.h>
9 #include <stdarg.h>
10 #include <errno.h>
11 #include <inttypes.h>
12 #include <ctype.h>
13 #include <string.h>
14 #include <sys/types.h>
15
16 #include <rte_string_fns.h>
17 #include <rte_ether.h>
18
19 #include "cmdline_parse.h"
20 #include "cmdline_parse_etheraddr.h"
21
22 struct cmdline_token_ops cmdline_token_etheraddr_ops = {
23         .parse = cmdline_parse_etheraddr,
24         .complete_get_nb = NULL,
25         .complete_get_elt = NULL,
26         .get_help = cmdline_get_help_etheraddr,
27 };
28
29 int
30 cmdline_parse_etheraddr(__attribute__((unused)) cmdline_parse_token_hdr_t *tk,
31         const char *buf, void *res, unsigned ressize)
32 {
33         unsigned int token_len = 0;
34         char ether_str[RTE_ETHER_ADDR_FMT_SIZE];
35         struct rte_ether_addr tmp;
36
37         if (res && ressize < sizeof(tmp))
38                 return -1;
39
40         if (!buf || ! *buf)
41                 return -1;
42
43         while (!cmdline_isendoftoken(buf[token_len]))
44                 token_len++;
45
46         /* if token doesn't match possible string lengths... */
47         if (token_len >= RTE_ETHER_ADDR_FMT_SIZE)
48                 return -1;
49
50         strlcpy(ether_str, buf, token_len + 1);
51
52         if (rte_ether_unformat_addr(ether_str, &tmp) < 0)
53                 return -1;
54
55         if (res)
56                 memcpy(res, &tmp, sizeof(tmp));
57         return token_len;
58 }
59
60 int
61 cmdline_get_help_etheraddr(__attribute__((unused)) cmdline_parse_token_hdr_t *tk,
62                                char *dstbuf, unsigned int size)
63 {
64         int ret;
65
66         ret = snprintf(dstbuf, size, "Ethernet address");
67         if (ret < 0)
68                 return -1;
69         return 0;
70 }