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authorGlenn L McGrath <bug1@ihug.co.nz>2002-12-02 00:35:23 +0000
committerGlenn L McGrath <bug1@ihug.co.nz>2002-12-02 00:35:23 +0000
commitc82f2324bd28fe065bbde8a981caad6aebf289ae (patch)
tree8b98d7b279309fcc0a638675e553cb97c97973a3
parentb963875a3e7c57f7cce58205f15bbf426b796927 (diff)
downloadbusybox-c82f2324bd28fe065bbde8a981caad6aebf289ae.tar.gz
Save a hundred bytes or so on the do_iproute function
-rw-r--r--networking/libiproute/ip_common.h2
-rw-r--r--networking/libiproute/iproute.c100
2 files changed, 49 insertions, 53 deletions
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);
}