1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2010-2014 Intel Corporation.
3 * Copyright (c) 2009, Olivier MATZ <[email protected]>
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
cmdline_parse_etheraddr(__rte_unused cmdline_parse_token_hdr_t * tk,const char * buf,void * res,unsigned ressize)30 cmdline_parse_etheraddr(__rte_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
cmdline_get_help_etheraddr(__rte_unused cmdline_parse_token_hdr_t * tk,char * dstbuf,unsigned int size)61 cmdline_get_help_etheraddr(__rte_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 }
71