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Per discussion "ifconfig error handling" on tech-net@ in August 

2006, if we fail to set any 802.11 parameter, exit immediately with
EXIT_FAILURE.
This commit is contained in:
dyoung 2007-01-09 09:24:14 +00:00
parent d097d6a596
commit dbf49243d9
1 changed files with 14 additions and 19 deletions
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33
sbin/ifconfig/ieee80211.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: ieee80211.c,v 1.8 2007/01/09 09:19:02 dyoung Exp $ */
/* $NetBSD: ieee80211.c,v 1.9 2007/01/09 09:24:14 dyoung Exp $ */
/*
* Copyright (c) 1983, 1993
@ -31,7 +31,7 @@
#include <sys/cdefs.h>
#ifndef lint
__RCSID("$NetBSD: ieee80211.c,v 1.8 2007/01/09 09:19:02 dyoung Exp $");
__RCSID("$NetBSD: ieee80211.c,v 1.9 2007/01/09 09:24:14 dyoung Exp $");
#endif /* not lint */
#include <sys/param.h>
@ -116,7 +116,7 @@ setifnwid(const char *val, int d)
estrlcpy(ifr.ifr_name, name, sizeof(ifr.ifr_name));
ifr.ifr_data = (void *)&nwid;
if (ioctl(s, SIOCS80211NWID, &ifr) == -1)
warn("SIOCS80211NWID");
err(EXIT_FAILURE, "SIOCS80211NWID");
}
void
@ -131,7 +131,7 @@ setifbssid(const char *val, int d)
} else {
ea = ether_aton(val);
if (ea == NULL) {
warnx("malformed BSSID: %s", val);
errx(EXIT_FAILURE, "malformed BSSID: %s", val);
return;
}
memcpy(&bssid.i_bssid, ea->ether_addr_octet,
@ -139,7 +139,7 @@ setifbssid(const char *val, int d)
}
estrlcpy(bssid.i_name, name, sizeof(bssid.i_name));
if (ioctl(s, SIOCS80211BSSID, &bssid) == -1)
warn("SIOCS80211BSSID");
err(EXIT_FAILURE, "SIOCS80211BSSID");
}
void
@ -176,15 +176,14 @@ setifchan(const char *val, int d)
else {
chan = atoi(val);
if (chan < 0 || chan > 0xffff) {
warnx("invalid channel: %s", val);
return;
errx(EXIT_FAILURE, "invalid channel: %s", val);
}
}
estrlcpy(channel.i_name, name, sizeof(channel.i_name));
channel.i_channel = (u_int16_t) chan;
if (ioctl(s, SIOCS80211CHANNEL, &channel) == -1)
warn("SIOCS80211CHANNEL");
err(EXIT_FAILURE, "SIOCS80211CHANNEL");
}
void
@ -228,8 +227,7 @@ setifnwkey(const char *val, int d)
return;
}
if (*val != '\0') {
warnx("SIOCS80211NWKEY: too many keys.");
return;
errx(EXIT_FAILURE, "SIOCS80211NWKEY: too many keys.");
}
} else {
val = get_string(val, NULL, keybuf[0],
@ -243,7 +241,7 @@ setifnwkey(const char *val, int d)
nwkey.i_key[i].i_keylen = 0;
estrlcpy(nwkey.i_name, name, sizeof(nwkey.i_name));
if (ioctl(s, SIOCS80211NWKEY, &nwkey) == -1)
warn("SIOCS80211NWKEY");
err(EXIT_FAILURE, "SIOCS80211NWKEY");
}
void
@ -253,13 +251,12 @@ setifpowersave(const char *val, int d)
estrlcpy(power.i_name, name, sizeof(power.i_name));
if (ioctl(s, SIOCG80211POWER, &power) == -1) {
warn("SIOCG80211POWER");
return;
err(EXIT_FAILURE, "SIOCG80211POWER");
}
power.i_enabled = d;
if (ioctl(s, SIOCS80211POWER, &power) == -1)
warn("SIOCS80211POWER");
err(EXIT_FAILURE, "SIOCS80211POWER");
}
void
@ -269,13 +266,12 @@ setifpowersavesleep(const char *val, int d)
estrlcpy(power.i_name, name, sizeof(power.i_name));
if (ioctl(s, SIOCG80211POWER, &power) == -1) {
warn("SIOCG80211POWER");
return;
err(EXIT_FAILURE, "SIOCG80211POWER");
}
power.i_maxsleep = atoi(val);
if (ioctl(s, SIOCS80211POWER, &power) == -1)
warn("SIOCS80211POWER");
err(EXIT_FAILURE, "SIOCS80211POWER");
}
void
@ -399,8 +395,7 @@ ieee80211_status(void)
if (ioctl(s, SIOCG80211NWID, &ifr) == -1)
return;
if (nwid.i_len > IEEE80211_NWID_LEN) {
warnx("SIOCG80211NWID: wrong length of nwid (%d)", nwid.i_len);
return;
errx(EXIT_FAILURE, "SIOCG80211NWID: wrong length of nwid (%d)", nwid.i_len);
}
printf("\tssid ");
print_string(nwid.i_nwid, nwid.i_len);