Fix: throttle ipv6 out.

[l2tpns.git] / pppoe.c

diff --git a/pppoe.c b/pppoe.c
index 01cc153..4d442cc 100644 (file)
--- a/pppoe.c
+++ b/pppoe.c
@@ -502,20 +502,27 @@ static void pppoe_recv_PADI(uint8_t *pack, int size)
                return;
 
        len = ntohs(hdr->length);
                return;
 
        len = ntohs(hdr->length);

-       for (n = 0; n < len; n += sizeof(*tag) + ntohs(tag->tag_len)) {
+       for (n = 0; n < len; n += sizeof(*tag) + ntohs(tag->tag_len))
+       {

                tag = (struct pppoe_tag *)(pack + ETH_HLEN + sizeof(*hdr) + n);
                if (n + sizeof(*tag) + ntohs(tag->tag_len) > len)
                        return;
                tag = (struct pppoe_tag *)(pack + ETH_HLEN + sizeof(*hdr) + n);
                if (n + sizeof(*tag) + ntohs(tag->tag_len) > len)
                        return;

-               switch (ntohs(tag->tag_type)) {
+               switch (ntohs(tag->tag_type))
+               {

                        case TAG_END_OF_LIST:
                                break;
                        case TAG_SERVICE_NAME:
                        case TAG_END_OF_LIST:
                                break;
                        case TAG_SERVICE_NAME:

-                               if (*config->pppoe_service_name && tag->tag_len)
+                               if (config->pppoe_only_equal_svc_name && *config->pppoe_service_name && !tag->tag_len)
+                               {
+                                       break;
+                               }
+                               else if (*config->pppoe_service_name && tag->tag_len)

                                {
                                        if (ntohs(tag->tag_len) != strlen(config->pppoe_service_name))
                                                break;
                                        if (memcmp(tag->tag_data, config->pppoe_service_name, ntohs(tag->tag_len)))
                                                break;
                                {
                                        if (ntohs(tag->tag_len) != strlen(config->pppoe_service_name))
                                                break;
                                        if (memcmp(tag->tag_data, config->pppoe_service_name, ntohs(tag->tag_len)))
                                                break;

+                                       service_name_tag = tag;

                                        service_match = 1;
                                }
                                else
                                        service_match = 1;
                                }
                                else