#include <linux/seq_file.h>
#include <linux/percpu.h>
#include <linux/netdevice.h>
+#include <net/net_namespace.h>
#ifdef CONFIG_SYSCTL
#include <linux/sysctl.h>
#endif
#include <net/netfilter/nf_conntrack_expect.h>
#include <net/netfilter/nf_conntrack_helper.h>
-#if 0
-#define DEBUGP printk
-#else
-#define DEBUGP(format, args...)
-#endif
-
MODULE_LICENSE("GPL");
#ifdef CONFIG_PROC_FS
unsigned int bucket;
};
-static struct list_head *ct_get_first(struct seq_file *seq)
+static struct hlist_node *ct_get_first(struct seq_file *seq)
{
struct ct_iter_state *st = seq->private;
for (st->bucket = 0;
st->bucket < nf_conntrack_htable_size;
st->bucket++) {
- if (!list_empty(&nf_conntrack_hash[st->bucket]))
- return nf_conntrack_hash[st->bucket].next;
+ if (!hlist_empty(&nf_conntrack_hash[st->bucket]))
+ return nf_conntrack_hash[st->bucket].first;
}
return NULL;
}
-static struct list_head *ct_get_next(struct seq_file *seq, struct list_head *head)
+static struct hlist_node *ct_get_next(struct seq_file *seq,
+ struct hlist_node *head)
{
struct ct_iter_state *st = seq->private;
head = head->next;
- while (head == &nf_conntrack_hash[st->bucket]) {
+ while (head == NULL) {
if (++st->bucket >= nf_conntrack_htable_size)
return NULL;
- head = nf_conntrack_hash[st->bucket].next;
+ head = nf_conntrack_hash[st->bucket].first;
}
return head;
}
-static struct list_head *ct_get_idx(struct seq_file *seq, loff_t pos)
+static struct hlist_node *ct_get_idx(struct seq_file *seq, loff_t pos)
{
- struct list_head *head = ct_get_first(seq);
+ struct hlist_node *head = ct_get_first(seq);
if (head)
while (pos && (head = ct_get_next(seq, head)))
if (seq_printf(s, "use=%u\n", atomic_read(&conntrack->ct_general.use)))
return -ENOSPC;
-
+
return 0;
}
-static struct seq_operations ct_seq_ops = {
+static const struct seq_operations ct_seq_ops = {
.start = ct_seq_start,
.next = ct_seq_next,
.stop = ct_seq_stop,
static int ct_open(struct inode *inode, struct file *file)
{
- struct seq_file *seq;
- struct ct_iter_state *st;
- int ret;
-
- st = kmalloc(sizeof(struct ct_iter_state), GFP_KERNEL);
- if (st == NULL)
- return -ENOMEM;
- ret = seq_open(file, &ct_seq_ops);
- if (ret)
- goto out_free;
- seq = file->private_data;
- seq->private = st;
- memset(st, 0, sizeof(struct ct_iter_state));
- return ret;
-out_free:
- kfree(st);
- return ret;
+ return seq_open_private(file, &ct_seq_ops,
+ sizeof(struct ct_iter_state));
}
static const struct file_operations ct_file_ops = {
return 0;
}
-static struct seq_operations ct_cpu_seq_ops = {
+static const struct seq_operations ct_cpu_seq_ops = {
.start = ct_cpu_seq_start,
.next = ct_cpu_seq_next,
.stop = ct_cpu_seq_stop,
.extra1 = &log_invalid_proto_min,
.extra2 = &log_invalid_proto_max,
},
-
+ {
+ .ctl_name = CTL_UNNUMBERED,
+ .procname = "nf_conntrack_expect_max",
+ .data = &nf_ct_expect_max,
+ .maxlen = sizeof(int),
+ .mode = 0644,
+ .proc_handler = &proc_dointvec,
+ },
{ .ctl_name = 0 }
};
static int __init nf_conntrack_standalone_init(void)
{
#ifdef CONFIG_PROC_FS
- struct proc_dir_entry *proc, *proc_exp, *proc_stat;
+ struct proc_dir_entry *proc, *proc_stat;
#endif
int ret = 0;
return ret;
#ifdef CONFIG_PROC_FS
- proc = proc_net_fops_create("nf_conntrack", 0440, &ct_file_ops);
+ proc = proc_net_fops_create(&init_net, "nf_conntrack", 0440, &ct_file_ops);
if (!proc) goto cleanup_init;
- proc_exp = proc_net_fops_create("nf_conntrack_expect", 0440,
- &exp_file_ops);
- if (!proc_exp) goto cleanup_proc;
-
- proc_stat = create_proc_entry("nf_conntrack", S_IRUGO, proc_net_stat);
+ proc_stat = create_proc_entry("nf_conntrack", S_IRUGO, init_net.proc_net_stat);
if (!proc_stat)
- goto cleanup_proc_exp;
+ goto cleanup_proc;
proc_stat->proc_fops = &ct_cpu_seq_fops;
proc_stat->owner = THIS_MODULE;
cleanup_proc_stat:
#endif
#ifdef CONFIG_PROC_FS
- remove_proc_entry("nf_conntrack", proc_net_stat);
- cleanup_proc_exp:
- proc_net_remove("nf_conntrack_expect");
+ remove_proc_entry("nf_conntrack", init_net. proc_net_stat);
cleanup_proc:
- proc_net_remove("nf_conntrack");
+ proc_net_remove(&init_net, "nf_conntrack");
cleanup_init:
#endif /* CNFIG_PROC_FS */
nf_conntrack_cleanup();
unregister_sysctl_table(nf_ct_sysctl_header);
#endif
#ifdef CONFIG_PROC_FS
- remove_proc_entry("nf_conntrack", proc_net_stat);
- proc_net_remove("nf_conntrack_expect");
- proc_net_remove("nf_conntrack");
+ remove_proc_entry("nf_conntrack", init_net.proc_net_stat);
+ proc_net_remove(&init_net, "nf_conntrack");
#endif /* CNFIG_PROC_FS */
nf_conntrack_cleanup();
}