aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--networking/libiproute/ip_parse_common_args.c35
1 files changed, 24 insertions, 11 deletions
diff --git a/networking/libiproute/ip_parse_common_args.c b/networking/libiproute/ip_parse_common_args.c
index cea5b4753..3606d3877 100644
--- a/networking/libiproute/ip_parse_common_args.c
+++ b/networking/libiproute/ip_parse_common_args.c
@@ -26,6 +26,20 @@ void ip_parse_common_args(int *argcp, char ***argvp)
{
int argc = *argcp;
char **argv = *argvp;
+ static const char * const ip_common_commands[] =
+ {"-family", "inet", "inet6", "link",
+ "-4", "-6", "-0", "-oneline", 0};
+ enum {
+ ARG_family,
+ ARG_inet,
+ ARG_inet6,
+ ARG_link,
+ ARG_IPv4,
+ ARG_IPv6,
+ ARG_packet,
+ ARG_oneline
+ };
+ smalluint arg;
while (argc > 1) {
char *opt = argv[1];
@@ -35,33 +49,32 @@ void ip_parse_common_args(int *argcp, char ***argvp)
argv++;
break;
}
-
if (opt[0] != '-')
break;
-
if (opt[1] == '-')
opt++;
-
- if (matches(opt, "-family") == 0) {
+ arg = index_in_str_array(ip_common_commands, opt) + 1;
+ if (arg == ARG_family) {
argc--;
argv++;
if (!argv[1])
bb_show_usage();
- if (strcmp(argv[1], "inet") == 0)
+ arg = index_in_str_array(ip_common_commands, argv[1]) + 1;
+ if (arg == ARG_inet)
preferred_family = AF_INET;
- else if (strcmp(argv[1], "inet6") == 0)
+ else if (arg == ARG_inet6)
preferred_family = AF_INET6;
- else if (strcmp(argv[1], "link") == 0)
+ else if (arg == ARG_link)
preferred_family = AF_PACKET;
else
invarg(argv[1], "protocol family");
- } else if (strcmp(opt, "-4") == 0) {
+ } else if (arg == ARG_IPv4) {
preferred_family = AF_INET;
- } else if (strcmp(opt, "-6") == 0) {
+ } else if (arg == ARG_IPv6) {
preferred_family = AF_INET6;
- } else if (strcmp(opt, "-0") == 0) {
+ } else if (arg == ARG_packet) {
preferred_family = AF_PACKET;
- } else if (matches(opt, "-oneline") == 0) {
+ } else if (arg == ARG_oneline) {
++oneline;
} else {
bb_show_usage();