IPv6: Use key=val format for prefix options
authorSteven Barth <steven@midlink.org>
Wed, 8 May 2013 14:47:55 +0000 (16:47 +0200)
committerSteven Barth <steven@midlink.org>
Wed, 8 May 2013 14:47:55 +0000 (16:47 +0200)
proto.c

diff --git a/proto.c b/proto.c
index 634d31bea15248cea2095c9912e0fda2c0cfc947..83c63451c139c265b8c160a58814789dc8331706 100644 (file)
--- a/proto.c
+++ b/proto.c
@@ -274,7 +274,7 @@ parse_prefix_option(struct interface *iface, const char *str, size_t len)
 
        char *prefstr = strtok_r(NULL, ",", &saveptr);
        char *validstr = (!prefstr) ? NULL : strtok_r(NULL, ",", &saveptr);
-       char *excludestr = (!validstr) ? NULL : strtok_r(NULL, ",", &saveptr);
+       char *addstr = (!validstr) ? NULL : strtok_r(NULL, ",", &saveptr);
 
        uint32_t pref = (!prefstr) ? 0 : strtoul(prefstr, NULL, 10);
        uint32_t valid = (!validstr) ? 0 : strtoul(validstr, NULL, 10);
@@ -287,20 +287,31 @@ parse_prefix_option(struct interface *iface, const char *str, size_t len)
        if (inet_pton(AF_INET6, addrstr, &addr) < 1)
                return false;
 
-       if (excludestr) {
-               char *sep = strchr(excludestr, '/');
-               if (!sep)
-                       return false;
+       for (; addstr; addstr = strtok_r(NULL, ",", &saveptr)) {
+               char *key = NULL, *val = NULL, *addsaveptr;
+               if (!(key = strtok_r(addstr, "=", &addsaveptr)) ||
+                               !(val = strtok_r(NULL, ",", &addsaveptr)))
+                       continue;
 
-               *sep = 0;
-               excl_length = atoi(sep + 1);
+               if (!strcmp(key, "excluded")) {
+                       char *sep = strchr(val, '/');
+                       if (!sep)
+                               return false;
 
-               if (inet_pton(AF_INET6, excludestr, &excluded) < 1)
-                       return false;
+                       *sep = 0;
+                       excl_length = atoi(sep + 1);
+
+                       if (inet_pton(AF_INET6, val, &excluded) < 1)
+                               return false;
+
+                       excludedp = &excluded;
+               }
 
-               excludedp = &excluded;
        }
 
+
+
+
        time_t now = system_get_rtime();
        time_t preferred_until = 0;
        if (prefstr && pref != 0xffffffffU)