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Diffstat (limited to 'toys/pending/route.c')
-rw-r--r--toys/pending/route.c169
1 files changed, 82 insertions, 87 deletions
diff --git a/toys/pending/route.c b/toys/pending/route.c
index 08de5bf3..0126dc9c 100644
--- a/toys/pending/route.c
+++ b/toys/pending/route.c
@@ -115,8 +115,8 @@ static void display_routes(void)
if (fscanf(fp, "%*[^\n]\n") < 0) perror_exit("fscanf"); //skip 1st line
while ((items = fscanf(fp, "%63s%lx%lx%X%d%d%d%lx%d%d%d\n", iface, &dest,
- &gate, &flags, &ref, &use, &metric, &mask, &mss, &win, &irtt)) == 11) {
-
+ &gate, &flags, &ref, &use, &metric, &mask, &mss, &win, &irtt)) == 11)
+ {
char *destip = toybuf, *gateip = toybuf+32, *maskip = toybuf+64; //ip string 16
if (!(flags & RTF_UP)) continue; //skip down interfaces.
@@ -141,7 +141,6 @@ static void display_routes(void)
fclose(fp);
}
-
/*
* find the given parameter in list like add/del/net/host.
* and if match found return the appropriate action.
@@ -190,45 +189,44 @@ static void get_next_params(char **argv, struct rtentry *rt, char **netmask)
else if (!strcmp(*argv, "dyn")) rt->rt_flags |= RTF_DYNAMIC;
else if (!strcmp(*argv, "reinstate")) rt->rt_flags |= RTF_REINSTATE;
else {
-// indent here
- if (!argv[1]) help_exit(0);
-
- //set the metric field in the routing table.
- if (!strcmp(*argv, "metric"))
- rt->rt_metric = atolx_range(*argv, 0, ULONG_MAX) + 1;
- else if (!strcmp(*argv, "netmask")) {
- //when adding a network route, the netmask to be used.
- struct sockaddr sock;
- unsigned int addr_mask = (((struct sockaddr_in *)&((rt)->rt_genmask))->sin_addr.s_addr);
-
- if (addr_mask) help_exit("dup netmask");
- *netmask = *argv;
- if (get_hostname(*netmask, (struct sockaddr_in *) &sock) < 0)
- perror_exit("resolving '%s'", *netmask);
- rt->rt_genmask = sock;
- } else if (!strcmp(*argv, "gw")) {
- //route packets via a gateway.
- if (!(rt->rt_flags & RTF_GATEWAY)) {
- int ishost;
-
- if ((ishost = get_hostname(*argv, (struct sockaddr_in *) &rt->rt_gateway)) == 0) {
- rt->rt_flags |= RTF_GATEWAY;
- } else if (ishost < 0) perror_exit("resolving '%s'", *argv);
- else perror_exit("gateway '%s' is a NETWORK", *argv);
- } else help_exit("dup gw");
- } else if (!strcmp(*argv, "mss")) {
- //set the TCP Maximum Segment Size for connections over this route.
- rt->rt_mss = atolx_range(*argv, 64, 32768); //MSS low and max
- rt->rt_flags |= RTF_MSS;
- } else if (!strcmp(*argv, "window")) {
- //set the TCP window size for connections over this route to W bytes.
- rt->rt_window = atolx_range(*argv, 128, INT_MAX); //win low
- rt->rt_flags |= RTF_WINDOW;
- } else if (!strcmp(*argv, "irtt")) {
- rt->rt_irtt = atolx_range(*argv, 0, INT_MAX);
- rt->rt_flags |= RTF_IRTT;
- } else if (!strcmp(*argv, "dev") && !rt->rt_dev) rt->rt_dev = *argv;
- else help_exit("no '%s'", *argv);
+ if (!argv[1]) help_exit(0);
+
+ //set the metric field in the routing table.
+ if (!strcmp(*argv, "metric"))
+ rt->rt_metric = atolx_range(*argv, 0, ULONG_MAX) + 1;
+ else if (!strcmp(*argv, "netmask")) {
+ //when adding a network route, the netmask to be used.
+ struct sockaddr sock;
+ unsigned int addr_mask = (((struct sockaddr_in *)&((rt)->rt_genmask))->sin_addr.s_addr);
+
+ if (addr_mask) help_exit("dup netmask");
+ *netmask = *argv;
+ if (get_hostname(*netmask, (struct sockaddr_in *) &sock) < 0)
+ perror_exit("resolving '%s'", *netmask);
+ rt->rt_genmask = sock;
+ } else if (!strcmp(*argv, "gw")) {
+ //route packets via a gateway.
+ if (!(rt->rt_flags & RTF_GATEWAY)) {
+ int ishost;
+
+ if ((ishost = get_hostname(*argv, (struct sockaddr_in *) &rt->rt_gateway)) == 0) {
+ rt->rt_flags |= RTF_GATEWAY;
+ } else if (ishost < 0) perror_exit("resolving '%s'", *argv);
+ else perror_exit("gateway '%s' is a NETWORK", *argv);
+ } else help_exit("dup gw");
+ } else if (!strcmp(*argv, "mss")) {
+ //set the TCP Maximum Segment Size for connections over this route.
+ rt->rt_mss = atolx_range(*argv, 64, 32768); //MSS low and max
+ rt->rt_flags |= RTF_MSS;
+ } else if (!strcmp(*argv, "window")) {
+ //set the TCP window size for connections over this route to W bytes.
+ rt->rt_window = atolx_range(*argv, 128, INT_MAX); //win low
+ rt->rt_flags |= RTF_WINDOW;
+ } else if (!strcmp(*argv, "irtt")) {
+ rt->rt_irtt = atolx_range(*argv, 0, INT_MAX);
+ rt->rt_flags |= RTF_IRTT;
+ } else if (!strcmp(*argv, "dev") && !rt->rt_dev) rt->rt_dev = *argv;
+ else help_exit("no '%s'", *argv);
}
}
@@ -315,23 +313,22 @@ static void get_next_params_inet6(char **argv, struct sockaddr_in6 *sock_in6, st
if (!strcmp(*argv, "mod")) rt->rtmsg_flags |= RTF_MODIFIED;
else if (!strcmp(*argv, "dyn")) rt->rtmsg_flags |= RTF_DYNAMIC;
else {
-// indent
- if (!argv[1]) help_exit(0);
-
- if (!strcmp(*argv, "metric"))
- rt->rtmsg_metric = atolx_range(*argv, 0, ULONG_MAX);
- else if (!strcmp(*argv, "gw")) {
- //route packets via a gateway.
- if (!(rt->rtmsg_flags & RTF_GATEWAY)) {
- if (!get_addrinfo(*argv, (struct sockaddr_in6 *) &sock_in6)) {
- memcpy(&rt->rtmsg_gateway, sock_in6->sin6_addr.s6_addr, sizeof(struct in6_addr));
- rt->rtmsg_flags |= RTF_GATEWAY;
- } else perror_exit("resolving '%s'", *argv);
+ if (!argv[1]) help_exit(0);
+
+ if (!strcmp(*argv, "metric"))
+ rt->rtmsg_metric = atolx_range(*argv, 0, ULONG_MAX);
+ else if (!strcmp(*argv, "gw")) {
+ //route packets via a gateway.
+ if (!(rt->rtmsg_flags & RTF_GATEWAY)) {
+ if (!get_addrinfo(*argv, (struct sockaddr_in6 *) &sock_in6)) {
+ memcpy(&rt->rtmsg_gateway, sock_in6->sin6_addr.s6_addr, sizeof(struct in6_addr));
+ rt->rtmsg_flags |= RTF_GATEWAY;
+ } else perror_exit("resolving '%s'", *argv);
+ } else help_exit(0);
+ } else if (!strcmp(*argv, "dev")) {
+ if (!*dev_name) *dev_name = *argv;
} else help_exit(0);
- } else if (!strcmp(*argv, "dev")) {
- if (!*dev_name) *dev_name = *argv;
- } else help_exit(0);
-}
+ }
}
}
@@ -349,29 +346,29 @@ static void setroute_inet6(char **argv)
targetip = *argv++;
if (!*argv) help_exit(0);
- if (!strcmp(targetip, "default")) {
- rt.rtmsg_flags = RTF_UP;
- rt.rtmsg_dst_len = 0;
- } else {
- is_prefix_inet6((char **)&targetip, &rt);
- if (get_addrinfo(targetip, (struct sockaddr_in6 *) &sock_in6))
- perror_exit("resolving '%s'", targetip);
- }
- rt.rtmsg_metric = 1; //default metric.
- memcpy(&rt.rtmsg_dst, sock_in6.sin6_addr.s6_addr, sizeof(struct in6_addr));
- get_next_params_inet6(argv, &sock_in6, &rt, (char **)&dev_name);
-
- sockfd = xsocket(AF_INET6, SOCK_DGRAM, 0);
- if (dev_name) {
- char ifre_buf[sizeof(struct ifreq)] = {0,};
- struct ifreq *ifre = (struct ifreq*)ifre_buf;
- xstrncpy(ifre->ifr_name, dev_name, IFNAMSIZ);
- xioctl(sockfd, SIOGIFINDEX, ifre);
- rt.rtmsg_ifindex = ifre->ifr_ifindex;
- }
- if (action == 1) xioctl(sockfd, SIOCADDRT, &rt);
- else xioctl(sockfd, SIOCDELRT, &rt);
- xclose(sockfd);
+ if (!strcmp(targetip, "default")) {
+ rt.rtmsg_flags = RTF_UP;
+ rt.rtmsg_dst_len = 0;
+ } else {
+ is_prefix_inet6((char **)&targetip, &rt);
+ if (get_addrinfo(targetip, (struct sockaddr_in6 *) &sock_in6))
+ perror_exit("resolving '%s'", targetip);
+ }
+ rt.rtmsg_metric = 1; //default metric.
+ memcpy(&rt.rtmsg_dst, sock_in6.sin6_addr.s6_addr, sizeof(struct in6_addr));
+ get_next_params_inet6(argv, &sock_in6, &rt, (char **)&dev_name);
+
+ sockfd = xsocket(AF_INET6, SOCK_DGRAM, 0);
+ if (dev_name) {
+ char ifre_buf[sizeof(struct ifreq)] = {0,};
+ struct ifreq *ifre = (struct ifreq*)ifre_buf;
+ xstrncpy(ifre->ifr_name, dev_name, IFNAMSIZ);
+ xioctl(sockfd, SIOGIFINDEX, ifre);
+ rt.rtmsg_ifindex = ifre->ifr_ifindex;
+ }
+ if (action == 1) xioctl(sockfd, SIOCADDRT, &rt);
+ else xioctl(sockfd, SIOCDELRT, &rt);
+ xclose(sockfd);
}
/*
@@ -408,8 +405,8 @@ static void display_routes6(void)
while ((items = fscanf(fp, "%32s%x%*s%*x%32s%x%x%x%x%10s\n", ipv6_dest_addr+8,
&prefixlen, ipv6_src_addr+8, &metric, &use, &refcount, &flag,
- iface)) == 8) {
-
+ iface)) == 8)
+ {
if (!(flag & RTF_UP)) continue; //skip down interfaces.
//ipv6_dest_addr+8: as the values are filled from the 8th location of the array.
@@ -418,15 +415,13 @@ static void display_routes6(void)
get_flag_value(flag_val, flag);
if (inet_pton(AF_INET6, ipv6_dest_addr, buf) <= 0) perror_exit("inet");
- if (inet_ntop(AF_INET6, buf, buf2, INET6_ADDRSTRLEN)) {
+ if (inet_ntop(AF_INET6, buf, buf2, INET6_ADDRSTRLEN))
sprintf(toybuf, "%s/%d", buf2, prefixlen);
- }
if (inet_pton(AF_INET6, ipv6_src_addr, buf) <= 0) perror_exit("inet");
- if (inet_ntop(AF_INET6, buf, buf2, INET6_ADDRSTRLEN)) {
+ if (inet_ntop(AF_INET6, buf, buf2, INET6_ADDRSTRLEN))
xprintf("%-43s %-39s %-5s %-6d %-4d %5d %-8s\n",
toybuf, buf2, flag_val, metric, refcount, use, iface);
- }
}
if ((items > 0) && feof(fp)) perror_exit("fscanf");
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-23 21:44:48 +0000