/****************************************************************************/
static int set_addr(struct sk_buff **pskb,
unsigned char **data, int dataoff,
- unsigned int addroff, u_int32_t ip, u_int16_t port)
+ unsigned int addroff, __be32 ip, u_int16_t port)
{
enum ip_conntrack_info ctinfo;
struct ip_conntrack *ct = ip_conntrack_get(*pskb, &ctinfo);
struct {
- u_int32_t ip;
- u_int16_t port;
+ __be32 ip;
+ __be16 port;
} __attribute__ ((__packed__)) buf;
struct tcphdr _tcph, *th;
static int set_h225_addr(struct sk_buff **pskb,
unsigned char **data, int dataoff,
TransportAddress * addr,
- u_int32_t ip, u_int16_t port)
+ __be32 ip, u_int16_t port)
{
return set_addr(pskb, data, dataoff, addr->ipAddress.ip, ip, port);
}
static int set_h245_addr(struct sk_buff **pskb,
unsigned char **data, int dataoff,
H245_TransportAddress * addr,
- u_int32_t ip, u_int16_t port)
+ __be32 ip, u_int16_t port)
{
return set_addr(pskb, data, dataoff,
addr->unicastAddress.iPAddress.network, ip, port);
struct ip_ct_h323_master *info = &ct->help.ct_h323_info;
int dir = CTINFO2DIR(ctinfo);
int i;
- u_int32_t ip;
+ __be32 ip;
u_int16_t port;
for (i = 0; i < count; i++) {
{
int dir = CTINFO2DIR(ctinfo);
int i;
- u_int32_t ip;
+ __be32 ip;
u_int16_t port;
for (i = 0; i < count; i++) {
struct ip_ct_h323_master *info = &ct->help.ct_h323_info;
int dir = CTINFO2DIR(ctinfo);
u_int16_t nated_port = port;
- u_int32_t ip;
+ __be32 ip;
/* Set expectations for NAT */
exp->saved_proto.tcp.port = exp->tuple.dst.u.tcp.port;
/****************************************************************************/
static int __init init(void)
{
- BUG_ON(set_h245_addr_hook != NULL);
- BUG_ON(set_h225_addr_hook != NULL);
- BUG_ON(set_sig_addr_hook != NULL);
- BUG_ON(set_ras_addr_hook != NULL);
- BUG_ON(nat_rtp_rtcp_hook != NULL);
- BUG_ON(nat_t120_hook != NULL);
- BUG_ON(nat_h245_hook != NULL);
- BUG_ON(nat_callforwarding_hook != NULL);
- BUG_ON(nat_q931_hook != NULL);
-
- set_h245_addr_hook = set_h245_addr;
- set_h225_addr_hook = set_h225_addr;
- set_sig_addr_hook = set_sig_addr;
- set_ras_addr_hook = set_ras_addr;
- nat_rtp_rtcp_hook = nat_rtp_rtcp;
- nat_t120_hook = nat_t120;
- nat_h245_hook = nat_h245;
- nat_callforwarding_hook = nat_callforwarding;
- nat_q931_hook = nat_q931;
+ BUG_ON(rcu_dereference(set_h245_addr_hook) != NULL);
+ BUG_ON(rcu_dereference(set_h225_addr_hook) != NULL);
+ BUG_ON(rcu_dereference(set_sig_addr_hook) != NULL);
+ BUG_ON(rcu_dereference(set_ras_addr_hook) != NULL);
+ BUG_ON(rcu_dereference(nat_rtp_rtcp_hook) != NULL);
+ BUG_ON(rcu_dereference(nat_t120_hook) != NULL);
+ BUG_ON(rcu_dereference(nat_h245_hook) != NULL);
+ BUG_ON(rcu_dereference(nat_callforwarding_hook) != NULL);
+ BUG_ON(rcu_dereference(nat_q931_hook) != NULL);
+
+ rcu_assign_pointer(set_h245_addr_hook, set_h245_addr);
+ rcu_assign_pointer(set_h225_addr_hook, set_h225_addr);
+ rcu_assign_pointer(set_sig_addr_hook, set_sig_addr);
+ rcu_assign_pointer(set_ras_addr_hook, set_ras_addr);
+ rcu_assign_pointer(nat_rtp_rtcp_hook, nat_rtp_rtcp);
+ rcu_assign_pointer(nat_t120_hook, nat_t120);
+ rcu_assign_pointer(nat_h245_hook, nat_h245);
+ rcu_assign_pointer(nat_callforwarding_hook, nat_callforwarding);
+ rcu_assign_pointer(nat_q931_hook, nat_q931);
DEBUGP("ip_nat_h323: init success\n");
return 0;
/****************************************************************************/
static void __exit fini(void)
{
- set_h245_addr_hook = NULL;
- set_h225_addr_hook = NULL;
- set_sig_addr_hook = NULL;
- set_ras_addr_hook = NULL;
- nat_rtp_rtcp_hook = NULL;
- nat_t120_hook = NULL;
- nat_h245_hook = NULL;
- nat_callforwarding_hook = NULL;
- nat_q931_hook = NULL;
- synchronize_net();
+ rcu_assign_pointer(set_h245_addr_hook, NULL);
+ rcu_assign_pointer(set_h225_addr_hook, NULL);
+ rcu_assign_pointer(set_sig_addr_hook, NULL);
+ rcu_assign_pointer(set_ras_addr_hook, NULL);
+ rcu_assign_pointer(nat_rtp_rtcp_hook, NULL);
+ rcu_assign_pointer(nat_t120_hook, NULL);
+ rcu_assign_pointer(nat_h245_hook, NULL);
+ rcu_assign_pointer(nat_callforwarding_hook, NULL);
+ rcu_assign_pointer(nat_q931_hook, NULL);
+ synchronize_rcu();
}
/****************************************************************************/