6efc06725f
Now that there is a version of ether_aton in rte_ether, it can be used by the cmdline ethernet address parser. Note: ether_aton_r can not be used in cmdline because the old code would accept either bytes XX:XX:XX:XX:XX:XX or words XXXX:XXXX:XXXX and we need to keep compatibility. Signed-off-by: Stephen Hemminger <stephen@networkplumber.org> Acked-by: Olivier Matz <olivier.matz@6wind.com>
71 lines
1.5 KiB
C
71 lines
1.5 KiB
C
/* SPDX-License-Identifier: BSD-3-Clause
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* Copyright(c) 2010-2014 Intel Corporation.
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* Copyright (c) 2009, Olivier MATZ <zer0@droids-corp.org>
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* All rights reserved.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <stdarg.h>
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#include <errno.h>
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#include <inttypes.h>
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#include <ctype.h>
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#include <string.h>
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#include <sys/types.h>
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#include <rte_string_fns.h>
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#include <rte_ether.h>
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#include "cmdline_parse.h"
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#include "cmdline_parse_etheraddr.h"
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struct cmdline_token_ops cmdline_token_etheraddr_ops = {
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.parse = cmdline_parse_etheraddr,
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.complete_get_nb = NULL,
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.complete_get_elt = NULL,
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.get_help = cmdline_get_help_etheraddr,
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};
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int
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cmdline_parse_etheraddr(__attribute__((unused)) cmdline_parse_token_hdr_t *tk,
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const char *buf, void *res, unsigned ressize)
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{
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unsigned int token_len = 0;
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char ether_str[RTE_ETHER_ADDR_FMT_SIZE];
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struct rte_ether_addr tmp;
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if (res && ressize < sizeof(tmp))
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return -1;
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if (!buf || ! *buf)
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return -1;
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while (!cmdline_isendoftoken(buf[token_len]))
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token_len++;
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/* if token doesn't match possible string lengths... */
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if (token_len >= RTE_ETHER_ADDR_FMT_SIZE)
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return -1;
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strlcpy(ether_str, buf, token_len + 1);
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if (rte_ether_unformat_addr(ether_str, &tmp) < 0)
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return -1;
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if (res)
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memcpy(res, &tmp, sizeof(tmp));
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return token_len;
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}
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int
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cmdline_get_help_etheraddr(__attribute__((unused)) cmdline_parse_token_hdr_t *tk,
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char *dstbuf, unsigned int size)
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{
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int ret;
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ret = snprintf(dstbuf, size, "Ethernet address");
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if (ret < 0)
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return -1;
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return 0;
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}
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