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Fix service_name management and add pppoe_only_equal_svc_name parameter

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This commit is contained in:
fendo 2013-04-09 17:03:00 +02:00
parent fb0f416a01
commit 1e722029bc
4 changed files with 17 additions and 3 deletions
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13
pppoe.c
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@ -502,20 +502,27 @@ static void pppoe_recv_PADI(uint8_t *pack, int size)
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;
switch (ntohs(tag->tag_type)) {
switch (ntohs(tag->tag_type))
{
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;
service_name_tag = tag;
service_match = 1;
}
else