diff options
| -rw-r--r-- | networking/libiproute/iplink.c | 93 |
1 files changed, 39 insertions, 54 deletions
diff --git a/networking/libiproute/iplink.c b/networking/libiproute/iplink.c index a28df6e..583a280 100644 --- a/networking/libiproute/iplink.c +++ b/networking/libiproute/iplink.c @@ -186,56 +186,48 @@ static int do_set(char **argv) if (key == ARG_up) { mask |= IFF_UP; flags |= IFF_UP; - } - if (key == ARG_down) { + } else if (key == ARG_down) { mask |= IFF_UP; flags &= ~IFF_UP; - } - if (key == ARG_name) { + } else if (key == ARG_name) { NEXT_ARG(); newname = *argv; - } - if (key == ARG_mtu) { + } else if (key == ARG_mtu) { NEXT_ARG(); if (mtu != -1) duparg("mtu", *argv); mtu = get_unsigned(*argv, "mtu"); - } - if (key == ARG_multicast) { - int param; - NEXT_ARG(); - mask |= IFF_MULTICAST; - param = index_in_strings(str_on_off, *argv); - if (param < 0) - die_must_be_on_off("multicast"); - if (param == PARM_on) - flags |= IFF_MULTICAST; - else - flags &= ~IFF_MULTICAST; - } - if (key == ARG_arp) { - int param; - NEXT_ARG(); - mask |= IFF_NOARP; - param = index_in_strings(str_on_off, *argv); - if (param < 0) - die_must_be_on_off("arp"); - if (param == PARM_on) - flags &= ~IFF_NOARP; - else - flags |= IFF_NOARP; - } - if (key == ARG_addr) { + } else if (key == ARG_addr) { NEXT_ARG(); newaddr = *argv; - } - if (key >= ARG_dev) { + } else if (key >= ARG_dev) { if (key == ARG_dev) { NEXT_ARG(); } if (dev) duparg2("dev", *argv); dev = *argv; + } else { + int param; + NEXT_ARG(); + param = index_in_strings(str_on_off, *argv); + if (key == ARG_multicast) { + if (param < 0) + die_must_be_on_off("multicast"); + mask |= IFF_MULTICAST; + if (param == PARM_on) + flags |= IFF_MULTICAST; + else + flags &= ~IFF_MULTICAST; + } else if (key == ARG_arp) { + if (param < 0) + die_must_be_on_off("arp"); + mask |= IFF_NOARP; + if (param == PARM_on) + flags &= ~IFF_NOARP; + else + flags |= IFF_NOARP; + } } argv++; } @@ -248,9 +240,11 @@ static int do_set(char **argv) halen = get_address(dev, &htype); if (newaddr) { parse_address(dev, htype, halen, newaddr, &ifr0); + set_address(&ifr0, 0); } if (newbrd) { parse_address(dev, htype, halen, newbrd, &ifr1); + set_address(&ifr1, 1); } } @@ -264,14 +258,6 @@ static int do_set(char **argv) if (mtu != -1) { set_mtu(dev, mtu); } - if (newaddr || newbrd) { - if (newbrd) { - set_address(&ifr1, 1); - } - if (newaddr) { - set_address(&ifr0, 0); - } - } if (mask) do_chflags(dev, flags, mask); return 0; @@ -304,7 +290,7 @@ static int do_change(char **argv, const unsigned rtm) struct ifinfomsg i; char buf[1024]; } req; - int arg; + smalluint arg; char *name_str = NULL, *link_str = NULL, *type_str = NULL, *dev_str = NULL; memset(&req, 0, sizeof(req)); @@ -375,17 +361,16 @@ int do_iplink(char **argv) { static const char keywords[] ALIGN1 = "add\0""delete\0""set\0""show\0""lst\0""list\0"; - int key; - if (!*argv) - return ipaddr_list_link(argv); - key = index_in_substrings(keywords, *argv); - if (key < 0) - bb_error_msg_and_die(bb_msg_invalid_arg, *argv, applet_name); - argv++; - if (key <= 1) /* add/delete */ - return do_change(argv, key ? RTM_DELLINK : RTM_NEWLINK); - else if (key == 2) /* set */ - return do_set(argv); + if (*argv) { + smalluint key = index_in_substrings(keywords, *argv); + if (key > 5) /* invalid argument */ + bb_error_msg_and_die(bb_msg_invalid_arg, *argv, applet_name); + argv++; + if (key <= 1) /* add/delete */ + return do_change(argv, key ? RTM_DELLINK : RTM_NEWLINK); + else if (key == 2) /* set */ + return do_set(argv); + } /* show, lst, list */ return ipaddr_list_link(argv); } |