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-rw-r--r--toys/pending/ifconfig.c96
1 files changed, 22 insertions, 74 deletions
diff --git a/toys/pending/ifconfig.c b/toys/pending/ifconfig.c
index 605275de..c7fb789e 100644
--- a/toys/pending/ifconfig.c
+++ b/toys/pending/ifconfig.c
@@ -392,17 +392,6 @@ unsigned get_strtou(char *str, char **endp, int base)
IFACE_LIST *iface_list_head;
-/*
- * display help info and exit from application.
- */
-static void show_help(void)
-{
- char **arg = xzalloc(sizeof(char*) *3);
- arg[0] = "help";
- arg[1] = xstrdup(toys.which->name);
- toy_exec(arg);
-}
-
void ifconfig_main(void)
{
char **argv = toys.optargs;
@@ -465,99 +454,54 @@ void ifconfig_main(void)
set_flags(sockfd, &ifre, 0, IFF_POINTOPOINT);
/*value setup */
else if (!strcmp(*argv, "pointopoint")) {
- if(*++argv == NULL) {
- errno = EINVAL;
- show_help();
- }
+ show_help();
set_address(sockfd, *argv, &ifre, SIOCSIFDSTADDR, "SIOCSIFDSTADDR");
set_flags(sockfd, &ifre, IFF_POINTOPOINT, 0);
} else if (!strcmp(*argv, "netmask")) {
- if(*++argv == NULL) {
- errno = EINVAL;
- show_help();
- }
+ show_help();
set_address(sockfd, *argv, &ifre, SIOCSIFNETMASK, "SIOCSIFNETMASK");
} else if (!strcmp(*argv, "-broadcast")) {
set_flags(sockfd, &ifre, 0, IFF_BROADCAST);
} else if (!strcmp(*argv, "broadcast")) {
- if(*++argv == NULL) {
- errno = EINVAL;
- show_help();
- }
+ show_help();
set_address(sockfd, *argv, &ifre, SIOCSIFBRDADDR, "SIOCSIFBRDADDR");
set_flags(sockfd, &ifre, IFF_BROADCAST, 0);
} else if (!strcmp(*argv, "dstaddr")) {
- if(*++argv == NULL) {
- errno = EINVAL;
- show_help();
- }
+ show_help();
set_address(sockfd, *argv, &ifre, SIOCSIFDSTADDR, "SIOCSIFDSTADDR");
} else if (!strcmp(*argv, "hw")) {
- if(*++argv == NULL) {
- errno = EINVAL;
- show_help();
- }
+ show_help();
set_hw_address(sockfd, &argv, &ifre, SIOCSIFHWADDR, "SIOCSIFHWADDR");
} else if (!strcmp(*argv, "mtu")) {
- if(*++argv == NULL) {
- errno = EINVAL;
- show_help();
- }
+ show_help();
set_mtu(sockfd, &ifre, *argv);
} else if (!strcmp(*argv, "metric")) {
- if(*++argv == NULL) {
- errno = EINVAL;
- show_help();
- }
+ show_help();
set_metric(sockfd, &ifre, *argv);
} else if (!strcmp(*argv, "txqueuelen")) {
- if(*++argv == NULL) {
- errno = EINVAL;
- show_help();
- }
+ show_help();
set_qlen(sockfd, &ifre, *argv);
} else if (!strcmp(*argv, "keepalive")) {
- if(*++argv == NULL) {
- errno = EINVAL;
- show_help();
- }
+ show_help();
set_data(sockfd, &ifre, *argv, SIOCSKEEPALIVE, "SIOCSKEEPALIVE");
}//end of keepalive
else if (!strcmp(*argv, "outfill")) {
- if(*++argv == NULL) {
- errno = EINVAL;
- show_help();
- }
+ show_help();
set_data(sockfd, &ifre, *argv, SIOCSOUTFILL, "SIOCSOUTFILL");
} else if (!strcmp(*argv, "add")) {
- if(*++argv == NULL) {
- errno = EINVAL;
- show_help();
- }
+ show_help();
set_ipv6_addr(sockfd, &ifre, *argv, SIOCSIFADDR, "SIOCSIFADDR");
} else if (!strcmp(*argv, "del")) {
- if(*++argv == NULL) {
- errno = EINVAL;
- show_help();
- }
+ show_help();
set_ipv6_addr(sockfd, &ifre, *argv, SIOCDIFADDR, "SIOCDIFADDR");
} else if (!strcmp(*argv, "mem_start")) {
- if(*++argv == NULL) {
- errno = EINVAL;
- show_help();
- }
+ show_help();
set_memstart(sockfd, &ifre, *argv, SIOCSIFMAP, "SIOCSIFMAP");
} else if (!strcmp(*argv, "io_addr")) {
- if(*++argv == NULL) {
- errno = EINVAL;
- show_help();
- }
+ show_help();
set_ioaddr(sockfd, &ifre, *argv, SIOCSIFMAP, "SIOCSIFMAP");
} else if (!strcmp(*argv, "irq")) {
- if(*++argv == NULL) {
- errno = EINVAL;
- show_help();
- }
+ show_help();
set_irq(sockfd, &ifre, *argv, SIOCSIFMAP, "SIOCSIFMAP");
} else {
if(isdigit(**argv) || !strcmp(*argv, "default")) {
@@ -578,7 +522,8 @@ void ifconfig_main(void)
continue;
else {
errno = EINVAL;
- show_help();
+ toys.exithelp++;
+ error_exit("bad argument");
}
}
@@ -756,8 +701,11 @@ static void set_hw_address(int sockfd, char ***argv, struct ifreq *ifre, int req
hw_class = 1;
else if(strcmp(hw_class_strings[1], **argv) == 0)
hw_class = 2;
- if(!hw_class || !(*argv += 1))
- show_help();
+ if(!hw_class || !(*argv += 1)) {
+ errno = EINVAL;
+ toys.exithelp++;
+ error_exit("bad hardware class");
+ }
memset(&sock, 0, sizeof(struct sockaddr));
hw_addr = **argv;