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authorJozsef Kadlecsik <kadlec@blackhole.kfki.hu>2006-12-02 22:07:44 -0800
committerDavid S. Miller <davem@davemloft.net>2006-12-02 22:07:44 -0800
commit55a733247d6d2883d9bb77825fafac3dfca13fc2 (patch)
treee16357243c80ca11fe84639fc84f92e653eb3079 /net/netfilter
parent5b1158e909ecbe1a052203e0d8df15633f829930 (diff)
[NETFILTER]: nf_nat: add FTP NAT helper port
Add FTP NAT helper. Split out from Jozsef's big nf_nat patch with a few small fixes by myself. Signed-off-by: Jozsef Kadlecsik <kadlec@blackhole.kfki.hu> Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/netfilter')
-rw-r--r--net/netfilter/nf_conntrack_ftp.c20
1 files changed, 10 insertions, 10 deletions
diff --git a/net/netfilter/nf_conntrack_ftp.c b/net/netfilter/nf_conntrack_ftp.c
index e299d657e4f..92a94716876 100644
--- a/net/netfilter/nf_conntrack_ftp.c
+++ b/net/netfilter/nf_conntrack_ftp.c
@@ -51,7 +51,7 @@ module_param(loose, bool, 0600);
unsigned int (*nf_nat_ftp_hook)(struct sk_buff **pskb,
enum ip_conntrack_info ctinfo,
- enum ip_ct_ftp_type type,
+ enum nf_ct_ftp_type type,
unsigned int matchoff,
unsigned int matchlen,
struct nf_conntrack_expect *exp,
@@ -74,7 +74,7 @@ static struct ftp_search {
size_t plen;
char skip;
char term;
- enum ip_ct_ftp_type ftptype;
+ enum nf_ct_ftp_type ftptype;
int (*getnum)(const char *, size_t, struct nf_conntrack_man *, char);
} search[IP_CT_DIR_MAX][2] = {
[IP_CT_DIR_ORIGINAL] = {
@@ -83,7 +83,7 @@ static struct ftp_search {
.plen = sizeof("PORT") - 1,
.skip = ' ',
.term = '\r',
- .ftptype = IP_CT_FTP_PORT,
+ .ftptype = NF_CT_FTP_PORT,
.getnum = try_rfc959,
},
{
@@ -91,7 +91,7 @@ static struct ftp_search {
.plen = sizeof("EPRT") - 1,
.skip = ' ',
.term = '\r',
- .ftptype = IP_CT_FTP_EPRT,
+ .ftptype = NF_CT_FTP_EPRT,
.getnum = try_eprt,
},
},
@@ -101,7 +101,7 @@ static struct ftp_search {
.plen = sizeof("227 ") - 1,
.skip = '(',
.term = ')',
- .ftptype = IP_CT_FTP_PASV,
+ .ftptype = NF_CT_FTP_PASV,
.getnum = try_rfc959,
},
{
@@ -109,7 +109,7 @@ static struct ftp_search {
.plen = sizeof("229 ") - 1,
.skip = '(',
.term = ')',
- .ftptype = IP_CT_FTP_EPSV,
+ .ftptype = NF_CT_FTP_EPSV,
.getnum = try_epsv_response,
},
},
@@ -320,7 +320,7 @@ static int find_pattern(const char *data, size_t dlen,
}
/* Look up to see if we're just after a \n. */
-static int find_nl_seq(u32 seq, const struct ip_ct_ftp_master *info, int dir)
+static int find_nl_seq(u32 seq, const struct nf_ct_ftp_master *info, int dir)
{
unsigned int i;
@@ -331,7 +331,7 @@ static int find_nl_seq(u32 seq, const struct ip_ct_ftp_master *info, int dir)
}
/* We don't update if it's older than what we have. */
-static void update_nl_seq(u32 nl_seq, struct ip_ct_ftp_master *info, int dir,
+static void update_nl_seq(u32 nl_seq, struct nf_ct_ftp_master *info, int dir,
struct sk_buff *skb)
{
unsigned int i, oldest = NUM_SEQ_TO_REMEMBER;
@@ -367,7 +367,7 @@ static int help(struct sk_buff **pskb,
u32 seq;
int dir = CTINFO2DIR(ctinfo);
unsigned int matchlen, matchoff;
- struct ip_ct_ftp_master *ct_ftp_info = &nfct_help(ct)->help.ct_ftp_info;
+ struct nf_ct_ftp_master *ct_ftp_info = &nfct_help(ct)->help.ct_ftp_info;
struct nf_conntrack_expect *exp;
struct nf_conntrack_man cmd = {};
unsigned int i;
@@ -523,7 +523,7 @@ static int help(struct sk_buff **pskb,
/* Now, NAT might want to mangle the packet, and register the
* (possibly changed) expectation itself. */
nf_nat_ftp = rcu_dereference(nf_nat_ftp_hook);
- if (nf_nat_ftp)
+ if (nf_nat_ftp && ct->status & IPS_NAT_MASK)
ret = nf_nat_ftp(pskb, ctinfo, search[dir][i].ftptype,
matchoff, matchlen, exp, &seq);
else {