From: Glenn L McGrath Date: Mon, 2 Dec 2002 00:35:23 +0000 (-0000) Subject: Save a hundred bytes or so on the do_iproute function X-Git-Tag: 1_00_pre1~368 X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=c82f2324bd28fe065bbde8a981caad6aebf289ae;p=oweals%2Fbusybox.git Save a hundred bytes or so on the do_iproute function --- diff --git a/networking/libiproute/ip_common.h b/networking/libiproute/ip_common.h index 771ca48bd..0686136c7 100644 --- a/networking/libiproute/ip_common.h +++ b/networking/libiproute/ip_common.h @@ -9,10 +9,8 @@ extern int ipaddr_list(int argc, char **argv); extern int ipaddr_list_link(int argc, char **argv); extern int iproute_monitor(int argc, char **argv); extern void iplink_usage(void) __attribute__((noreturn)); -extern void iproute_reset_filter(void); extern void ipaddr_reset_filter(int); extern void ipneigh_reset_filter(void); -extern int print_route(struct sockaddr_nl *who, struct nlmsghdr *n, void *arg); extern int do_ipaddr(int argc, char **argv); extern int do_iproute(int argc, char **argv); extern int do_iprule(int argc, char **argv); diff --git a/networking/libiproute/iproute.c b/networking/libiproute/iproute.c index b5833d7cc..cef67c34f 100644 --- a/networking/libiproute/iproute.c +++ b/networking/libiproute/iproute.c @@ -30,7 +30,6 @@ #include "rt_names.h" #include "utils.h" -#include "ip_common.h" #include "busybox.h" @@ -60,7 +59,7 @@ static struct inet_prefix msrc; } filter; -int print_route(struct sockaddr_nl *who, struct nlmsghdr *n, void *arg) +static int print_route(struct sockaddr_nl *who, struct nlmsghdr *n, void *arg) { FILE *fp = (FILE*)arg; struct rtmsg *r = NLMSG_DATA(n); @@ -238,7 +237,7 @@ int print_route(struct sockaddr_nl *who, struct nlmsghdr *n, void *arg) return 0; } -int iproute_modify(int cmd, unsigned flags, int argc, char **argv) +static int iproute_modify(int cmd, unsigned flags, int argc, char **argv) { struct rtnl_handle rth; struct { @@ -402,6 +401,13 @@ static int rtnl_rtcache_request(struct rtnl_handle *rth, int family) return sendto(rth->fd, (void*)&req, sizeof(req), 0, (struct sockaddr*)&nladdr, sizeof(nladdr)); } +static void iproute_reset_filter(void) +{ + memset(&filter, 0, sizeof(filter)); + filter.mdst.bitlen = -1; + filter.msrc.bitlen = -1; +} + static int iproute_list(int argc, char **argv) { int do_ipv6 = preferred_family; @@ -516,7 +522,7 @@ static int iproute_list(int argc, char **argv) } -int iproute_get(int argc, char **argv) +static int iproute_get(int argc, char **argv) { struct rtnl_handle rth; struct { @@ -671,54 +677,46 @@ int iproute_get(int argc, char **argv) exit(0); } -void iproute_reset_filter() -{ - memset(&filter, 0, sizeof(filter)); - filter.mdst.bitlen = -1; - filter.msrc.bitlen = -1; -} - int do_iproute(int argc, char **argv) { - if (argc < 1) { - return iproute_list(0, NULL); - } - - if (matches(*argv, "add") == 0) { - return iproute_modify(RTM_NEWROUTE, NLM_F_CREATE|NLM_F_EXCL, - argc-1, argv+1); - } - if (matches(*argv, "change") == 0 || strcmp(*argv, "chg") == 0) { - return iproute_modify(RTM_NEWROUTE, NLM_F_REPLACE, - argc-1, argv+1); - } - if (matches(*argv, "replace") == 0) { - return iproute_modify(RTM_NEWROUTE, NLM_F_CREATE|NLM_F_REPLACE, - argc-1, argv+1); - } - if (matches(*argv, "prepend") == 0) { - return iproute_modify(RTM_NEWROUTE, NLM_F_CREATE, - argc-1, argv+1); - } - if (matches(*argv, "append") == 0) { - return iproute_modify(RTM_NEWROUTE, NLM_F_CREATE|NLM_F_APPEND, - argc-1, argv+1); - } - if (matches(*argv, "test") == 0) { - return iproute_modify(RTM_NEWROUTE, NLM_F_EXCL, - argc-1, argv+1); - } - if (matches(*argv, "delete") == 0) { - return iproute_modify(RTM_DELROUTE, 0, - argc-1, argv+1); - } - if (matches(*argv, "list") == 0 || matches(*argv, "show") == 0 - || matches(*argv, "lst") == 0) { - return iproute_list(argc-1, argv+1); - } - if (matches(*argv, "get") == 0) { - return iproute_get(argc-1, argv+1); - } - error_msg_and_die("Command \"%s\" is unknown, try \"ip route help\".", *argv); + const char *ip_route_commands[] = { "add", "append", "change", "chg", + "delete", "get", "list", "show", "prepend", "replace", "test", 0 }; + unsigned short command_num = 6; + unsigned int flags = 0; + int cmd = RTM_NEWROUTE; + + if (*argv) { + command_num = compare_string_array(ip_route_commands, *argv); + } + switch(command_num) { + case 0: /* add*/ + flags = NLM_F_CREATE|NLM_F_EXCL; + break; + case 1: /* append */ + flags = NLM_F_CREATE|NLM_F_APPEND; + break; + case 2: /* change */ + case 3: /* chg */ + flags = NLM_F_REPLACE; + break; + case 4: /* delete */ + cmd = RTM_DELROUTE; + break; + case 5: /* get */ + return iproute_get(argc-1, argv+1); + case 6: /* list */ + case 7: /* show */ + return iproute_list(argc-1, argv+1); + case 8: /* prepend */ + flags = NLM_F_CREATE; + case 9: /* replace */ + flags = NLM_F_CREATE|NLM_F_REPLACE; + case 10: /* test */ + flags = NLM_F_EXCL; + default: + error_msg_and_die("Unknown command %s", *argv); + } + + return iproute_modify(cmd, flags, argc-1, argv+1); }