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xioctl and friends by Tito <farmatito@tiscali.it>

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function                                             old     new   delta
do_iptunnel                                          203     977    +774
process_dev                                         5328    5494    +166
ioctl_or_perror                                        -      54     +54
ioctl_or_perror_and_die                                -      51     +51
ioctl_alt_func                                         -      49     +49
bb_ioctl_or_warn                                       -      47     +47
do_add_ioctl                                         102     145     +43
bb_xioctl                                              -      39     +39
print_value_on_off                                     -      31     +31
get_lcm                                              105     123     +18
arp_main                                            2155    2167     +12
..................
zcip_main                                           1576    1566     -10
setlogcons_main                                       92      82     -10
dumpkmap_main                                        263     253     -10
do_get_ioctl                                          85      75     -10
setkeycodes_main                                     165     154     -11
write_table                                          244     232     -12
vconfig_main                                         318     306     -12
do_del_ioctl                                          93      81     -12
set_address                                           75      62     -13
maybe_set_utc                                         30      16     -14
loadfont_main                                        495     479     -16
slattach_main                                        712     695     -17
do_loadfont                                          191     174     -17
do_iplink                                           1155    1136     -19
getty_main                                          2583    2562     -21
fbset_main                                          2058    2035     -23
do_time                                              588     565     -23
xioctl                                                25       -     -25
read_rtc                                             186     160     -26
parse_conf                                          1299    1270     -29
udhcp_read_interface                                 269     239     -30
bb_ioctl                                              45       -     -45
bb_ioctl_alt                                          70       -     -70
bb_ioctl_on_off                                       78       -     -78
.rodata                                           129370  129018    -352
do_show                                              799       -    -799
------------------------------------------------------------------------------
(add/remove: 6/5 grow/shrink: 13/49 up/down: 1316/-1864)     Total: -548 bytes
   text	   data	    bss	    dec	    hex	filename
 675352	   2740	  13968	 692060	  a8f5c	busybox_old
 674804	   2740	  13968	 691512	  a8d38	busybox_unstripped
This commit is contained in:
Denis Vlasenko
2007-07-14 22:07:14 +00:00
parent fcfaf2e18a
commit fb79a2e2cf
40 changed files with 297 additions and 333 deletions
Download Patch File Download Diff File Expand all files Collapse all files

32
networking/libiproute/iplink.c
View File

@ -49,14 +49,11 @@ static void do_chflags(char *dev, uint32_t flags, uint32_t mask)
strncpy(ifr.ifr_name, dev, sizeof(ifr.ifr_name));
fd = get_ctl_fd();
if (ioctl(fd, SIOCGIFFLAGS, &ifr)) {
bb_perror_msg_and_die("SIOCGIFFLAGS");
}
xioctl(fd, SIOCGIFFLAGS, &ifr);
if ((ifr.ifr_flags ^ flags) & mask) {
ifr.ifr_flags &= ~mask;
ifr.ifr_flags |= mask & flags;
if (ioctl(fd, SIOCSIFFLAGS, &ifr))
bb_perror_msg_and_die("SIOCSIFFLAGS");
xioctl(fd, SIOCSIFFLAGS, &ifr);
}
close(fd);
}
@ -66,15 +63,11 @@ static void do_changename(char *dev, char *newdev)
{
struct ifreq ifr;
int fd;
int err;
strncpy(ifr.ifr_name, dev, sizeof(ifr.ifr_name));
strncpy(ifr.ifr_newname, newdev, sizeof(ifr.ifr_newname));
fd = get_ctl_fd();
err = ioctl(fd, SIOCSIFNAME, &ifr);
if (err) {
bb_perror_msg_and_die("SIOCSIFNAME");
}
xioctl(fd, SIOCSIFNAME, &ifr);
close(fd);
}
@ -88,9 +81,7 @@ static void set_qlen(char *dev, int qlen)
memset(&ifr, 0, sizeof(ifr));
strncpy(ifr.ifr_name, dev, sizeof(ifr.ifr_name));
ifr.ifr_qlen = qlen;
if (ioctl(s, SIOCSIFTXQLEN, &ifr) < 0) {
bb_perror_msg_and_die("SIOCSIFXQLEN");
}
xioctl(s, SIOCSIFTXQLEN, &ifr);
close(s);
}
@ -104,9 +95,7 @@ static void set_mtu(char *dev, int mtu)
memset(&ifr, 0, sizeof(ifr));
strncpy(ifr.ifr_name, dev, sizeof(ifr.ifr_name));
ifr.ifr_mtu = mtu;
if (ioctl(s, SIOCSIFMTU, &ifr) < 0) {
bb_perror_msg_and_die("SIOCSIFMTU");
}
xioctl(s, SIOCSIFMTU, &ifr);
close(s);
}
@ -122,9 +111,7 @@ static int get_address(char *dev, int *htype)
memset(&ifr, 0, sizeof(ifr));
strncpy(ifr.ifr_name, dev, sizeof(ifr.ifr_name));
if (ioctl(s, SIOCGIFINDEX, &ifr) < 0) {
bb_perror_msg_and_die("SIOCGIFINDEX");
}
xioctl(s, SIOCGIFINDEX, &ifr);
memset(&me, 0, sizeof(me));
me.sll_family = AF_PACKET;
@ -163,9 +150,10 @@ static void set_address(struct ifreq *ifr, int brd)
int s;
s = get_ctl_fd();
if (ioctl(s, brd ? SIOCSIFHWBROADCAST :SIOCSIFHWADDR, ifr) < 0) {
bb_perror_msg_and_die(brd ? "SIOCSIFHWBROADCAST" : "SIOCSIFHWADDR");
}
if (brd)
xioctl(s, SIOCSIFHWBROADCAST, ifr);
else
xioctl(s, SIOCSIFHWADDR, ifr);
close(s);
}