MODULE_DESCRIPTION("ftp NAT helper");
MODULE_ALIAS("ip_nat_ftp");
-#if 0
-#define DEBUGP printk
-#else
-#define DEBUGP(format, args...)
-#endif
-
/* FIXME: Time out? --RR */
static int
unsigned int matchoff,
unsigned int matchlen,
struct nf_conn *ct,
- enum ip_conntrack_info ctinfo,
- u32 *seq)
+ enum ip_conntrack_info ctinfo)
{
char buffer[sizeof("nnn,nnn,nnn,nnn,nnn,nnn")];
sprintf(buffer, "%u,%u,%u,%u,%u,%u",
NIPQUAD(newip), port>>8, port&0xFF);
- DEBUGP("calling nf_nat_mangle_tcp_packet\n");
+ pr_debug("calling nf_nat_mangle_tcp_packet\n");
- *seq += strlen(buffer) - matchlen;
return nf_nat_mangle_tcp_packet(pskb, ct, ctinfo, matchoff,
matchlen, buffer, strlen(buffer));
}
unsigned int matchoff,
unsigned int matchlen,
struct nf_conn *ct,
- enum ip_conntrack_info ctinfo,
- u32 *seq)
+ enum ip_conntrack_info ctinfo)
{
char buffer[sizeof("|1|255.255.255.255|65535|")];
sprintf(buffer, "|1|%u.%u.%u.%u|%u|", NIPQUAD(newip), port);
- DEBUGP("calling nf_nat_mangle_tcp_packet\n");
+ pr_debug("calling nf_nat_mangle_tcp_packet\n");
- *seq += strlen(buffer) - matchlen;
return nf_nat_mangle_tcp_packet(pskb, ct, ctinfo, matchoff,
matchlen, buffer, strlen(buffer));
}
unsigned int matchoff,
unsigned int matchlen,
struct nf_conn *ct,
- enum ip_conntrack_info ctinfo,
- u32 *seq)
+ enum ip_conntrack_info ctinfo)
{
char buffer[sizeof("|||65535|")];
sprintf(buffer, "|||%u|", port);
- DEBUGP("calling nf_nat_mangle_tcp_packet\n");
+ pr_debug("calling nf_nat_mangle_tcp_packet\n");
- *seq += strlen(buffer) - matchlen;
return nf_nat_mangle_tcp_packet(pskb, ct, ctinfo, matchoff,
matchlen, buffer, strlen(buffer));
}
static int (*mangle[])(struct sk_buff **, __be32, u_int16_t,
unsigned int, unsigned int, struct nf_conn *,
- enum ip_conntrack_info, u32 *seq)
+ enum ip_conntrack_info)
= {
[NF_CT_FTP_PORT] = mangle_rfc959_packet,
[NF_CT_FTP_PASV] = mangle_rfc959_packet,
enum nf_ct_ftp_type type,
unsigned int matchoff,
unsigned int matchlen,
- struct nf_conntrack_expect *exp,
- u32 *seq)
+ struct nf_conntrack_expect *exp)
{
__be32 newip;
u_int16_t port;
int dir = CTINFO2DIR(ctinfo);
struct nf_conn *ct = exp->master;
- DEBUGP("FTP_NAT: type %i, off %u len %u\n", type, matchoff, matchlen);
+ pr_debug("FTP_NAT: type %i, off %u len %u\n", type, matchoff, matchlen);
/* Connection will come from wherever this packet goes, hence !dir */
newip = ct->tuplehash[!dir].tuple.dst.u3.ip;
/* Try to get same port: if not, try to change it. */
for (port = ntohs(exp->saved_proto.tcp.port); port != 0; port++) {
exp->tuple.dst.u.tcp.port = htons(port);
- if (nf_conntrack_expect_related(exp) == 0)
+ if (nf_ct_expect_related(exp) == 0)
break;
}
if (port == 0)
return NF_DROP;
- if (!mangle[type](pskb, newip, port, matchoff, matchlen, ct, ctinfo,
- seq)) {
- nf_conntrack_unexpect_related(exp);
+ if (!mangle[type](pskb, newip, port, matchoff, matchlen, ct, ctinfo)) {
+ nf_ct_unexpect_related(exp);
return NF_DROP;
}
return NF_ACCEPT;