#include <linux/module.h>
static int ebt_mac_wormhash_contains(const struct ebt_mac_wormhash *wh,
- const char *mac, uint32_t ip)
+ const char *mac, __be32 ip)
{
/* You may be puzzled as to how this code works.
* Some tricks were used, refer to
return 0;
}
-static int get_ip_dst(const struct sk_buff *skb, uint32_t *addr)
+static int get_ip_dst(const struct sk_buff *skb, __be32 *addr)
{
if (eth_hdr(skb)->h_proto == htons(ETH_P_IP)) {
struct iphdr _iph, *ih;
*addr = ih->daddr;
} else if (eth_hdr(skb)->h_proto == htons(ETH_P_ARP)) {
struct arphdr _arph, *ah;
- uint32_t buf, *bp;
+ __be32 buf, *bp;
ah = skb_header_pointer(skb, 0, sizeof(_arph), &_arph);
if (ah == NULL ||
- ah->ar_pln != sizeof(uint32_t) ||
+ ah->ar_pln != sizeof(__be32) ||
ah->ar_hln != ETH_ALEN)
return -1;
bp = skb_header_pointer(skb, sizeof(struct arphdr) +
- 2 * ETH_ALEN + sizeof(uint32_t),
- sizeof(uint32_t), &buf);
+ 2 * ETH_ALEN + sizeof(__be32),
+ sizeof(__be32), &buf);
if (bp == NULL)
return -1;
*addr = *bp;
return 0;
}
-static int get_ip_src(const struct sk_buff *skb, uint32_t *addr)
+static int get_ip_src(const struct sk_buff *skb, __be32 *addr)
{
if (eth_hdr(skb)->h_proto == htons(ETH_P_IP)) {
struct iphdr _iph, *ih;
*addr = ih->saddr;
} else if (eth_hdr(skb)->h_proto == htons(ETH_P_ARP)) {
struct arphdr _arph, *ah;
- uint32_t buf, *bp;
+ __be32 buf, *bp;
ah = skb_header_pointer(skb, 0, sizeof(_arph), &_arph);
if (ah == NULL ||
- ah->ar_pln != sizeof(uint32_t) ||
+ ah->ar_pln != sizeof(__be32) ||
ah->ar_hln != ETH_ALEN)
return -1;
bp = skb_header_pointer(skb, sizeof(struct arphdr) +
- ETH_ALEN, sizeof(uint32_t), &buf);
+ ETH_ALEN, sizeof(__be32), &buf);
if (bp == NULL)
return -1;
*addr = *bp;
struct ebt_among_info *info = (struct ebt_among_info *) data;
const char *dmac, *smac;
const struct ebt_mac_wormhash *wh_dst, *wh_src;
- uint32_t dip = 0, sip = 0;
+ __be32 dip = 0, sip = 0;
wh_dst = ebt_among_wh_dst(info);
wh_src = ebt_among_wh_src(info);
return EBT_NOMATCH;
if (info->bitmask & (EBT_ARP_SRC_IP | EBT_ARP_DST_IP)) {
- uint32_t _addr, *ap;
+ __be32 _addr, *ap;
/* IPv4 addresses are always 4 bytes */
- if (ah->ar_pln != sizeof(uint32_t))
+ if (ah->ar_pln != sizeof(__be32))
return EBT_NOMATCH;
if (info->bitmask & EBT_ARP_SRC_IP) {
ap = skb_header_pointer(skb, sizeof(struct arphdr) +
if (info->bitmask & EBT_ARP_DST_IP) {
ap = skb_header_pointer(skb, sizeof(struct arphdr) +
- 2*ah->ar_hln+sizeof(uint32_t),
+ 2*ah->ar_hln+sizeof(__be32),
sizeof(_addr), &_addr);
if (ap == NULL)
return EBT_NOMATCH;