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ifconfig(8): add the dotted format for MAC addresses.

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MFC after:	2 weeks
PR:	261572
This commit is contained in:
Trond Endrestol 2023-06-13 06:36:16 +00:00 committed by Alexander V. Chernikov
parent ea73ff9752
commit d77ca41f77
2 changed files with 25 additions and 5 deletions
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25
sbin/ifconfig/af_link.c
View file

@ -62,11 +62,28 @@ print_ether(const struct ether_addr *addr, const char *prefix)
{
char *ether_format = ether_ntoa(addr);
if (f_ether != NULL && strcmp(f_ether, "dash") == 0) {
char *format_char;
if (f_ether != NULL) {
if (strcmp(f_ether, "dash") == 0) {
char *format_char;
while ((format_char = strchr(ether_format, ':')) != NULL) {
*format_char = '-';
while ((format_char = strchr(ether_format, ':')) != NULL) {
*format_char = '-';
}
} else if (strcmp(f_ether, "dotted") == 0) {
/* Indices 0 and 1 is kept as is. */
ether_format[ 2] = ether_format[ 3];
ether_format[ 3] = ether_format[ 4];
ether_format[ 4] = '.';
ether_format[ 5] = ether_format[ 6];
ether_format[ 6] = ether_format[ 7];
ether_format[ 7] = ether_format[ 9];
ether_format[ 8] = ether_format[10];
ether_format[ 9] = '.';
ether_format[10] = ether_format[12];
ether_format[11] = ether_format[13];
ether_format[12] = ether_format[15];
ether_format[13] = ether_format[16];
ether_format[14] = '\0';
}
}
printf("\t%s %s\n", prefix, ether_format);

5
sbin/ifconfig/ifconfig.8
View file

@ -28,7 +28,7 @@
.\" From: @(#)ifconfig.8 8.3 (Berkeley) 1/5/94
.\" $FreeBSD$
.\"
.Dd May 22, 2023
.Dd June 13, 2023
.Dt IFCONFIG 8
.Os
.Sh NAME
@ -156,6 +156,9 @@ Adjust the display of link-level ethernet (MAC) addresses:
Separate address segments with a colon
.It Cm dash
Separate address segments with a dash
.It Cm dotted
Dotted notation, for example:
.Ql 5254.0015.4a3b
.It Cm default
Default format,
.Cm colon