X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=net%2Fipv4%2Fnetfilter%2Fnf_conntrack_l3proto_ipv4.c;h=f24e872d4b903c61c09cf4539d1a320002d8add3;hb=e4bd8bce3e8b53e2c0a0d5c9afbc29731e517f8d;hp=8cc8e1b3677894283bd047121a179fce74d80b8e;hpb=eef11427edcb821b63920219f89379fab84198b9;p=linux-2.6-omap-h63xx.git diff --git a/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c b/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c index 8cc8e1b3677..f24e872d4b9 100644 --- a/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c +++ b/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c @@ -14,7 +14,6 @@ * Derived from net/ipv4/netfilter/ip_conntrack_standalone.c */ -#include #include #include #include @@ -28,7 +27,7 @@ #include #include #include -#include +#include #include #include #include @@ -39,8 +38,6 @@ #define DEBUGP(format, args...) #endif -DECLARE_PER_CPU(struct nf_conntrack_stat, nf_conntrack_stat); - static int ipv4_pkt_to_tuple(const struct sk_buff *skb, unsigned int nhoff, struct nf_conntrack_tuple *tuple) { @@ -269,43 +266,59 @@ static struct nf_hook_ops ipv4_conntrack_ops[] = { }, }; -#ifdef CONFIG_SYSCTL -/* From nf_conntrack_proto_icmp.c */ -extern unsigned int nf_ct_icmp_timeout; -static struct ctl_table_header *nf_ct_ipv4_sysctl_header; +#if defined(CONFIG_SYSCTL) && defined(CONFIG_NF_CONNTRACK_PROC_COMPAT) +static int log_invalid_proto_min = 0; +static int log_invalid_proto_max = 255; -static ctl_table nf_ct_sysctl_table[] = { +static ctl_table ip_ct_sysctl_table[] = { { - .ctl_name = NET_NF_CONNTRACK_ICMP_TIMEOUT, - .procname = "nf_conntrack_icmp_timeout", - .data = &nf_ct_icmp_timeout, - .maxlen = sizeof(unsigned int), + .ctl_name = NET_IPV4_NF_CONNTRACK_MAX, + .procname = "ip_conntrack_max", + .data = &nf_conntrack_max, + .maxlen = sizeof(int), .mode = 0644, - .proc_handler = &proc_dointvec_jiffies, + .proc_handler = &proc_dointvec, }, - { .ctl_name = 0 } -}; - -static ctl_table nf_ct_netfilter_table[] = { { - .ctl_name = NET_NETFILTER, - .procname = "netfilter", - .mode = 0555, - .child = nf_ct_sysctl_table, + .ctl_name = NET_IPV4_NF_CONNTRACK_COUNT, + .procname = "ip_conntrack_count", + .data = &nf_conntrack_count, + .maxlen = sizeof(int), + .mode = 0444, + .proc_handler = &proc_dointvec, + }, + { + .ctl_name = NET_IPV4_NF_CONNTRACK_BUCKETS, + .procname = "ip_conntrack_buckets", + .data = &nf_conntrack_htable_size, + .maxlen = sizeof(unsigned int), + .mode = 0444, + .proc_handler = &proc_dointvec, + }, + { + .ctl_name = NET_IPV4_NF_CONNTRACK_CHECKSUM, + .procname = "ip_conntrack_checksum", + .data = &nf_conntrack_checksum, + .maxlen = sizeof(int), + .mode = 0644, + .proc_handler = &proc_dointvec, }, - { .ctl_name = 0 } -}; - -static ctl_table nf_ct_net_table[] = { { - .ctl_name = CTL_NET, - .procname = "net", - .mode = 0555, - .child = nf_ct_netfilter_table, + .ctl_name = NET_IPV4_NF_CONNTRACK_LOG_INVALID, + .procname = "ip_conntrack_log_invalid", + .data = &nf_ct_log_invalid, + .maxlen = sizeof(unsigned int), + .mode = 0644, + .proc_handler = &proc_dointvec_minmax, + .strategy = &sysctl_intvec, + .extra1 = &log_invalid_proto_min, + .extra2 = &log_invalid_proto_max, }, - { .ctl_name = 0 } + { + .ctl_name = 0 + } }; -#endif +#endif /* CONFIG_SYSCTL && CONFIG_NF_CONNTRACK_PROC_COMPAT */ /* Fast function for those who don't want to parse /proc (and I don't blame them). */ @@ -426,14 +439,14 @@ struct nf_conntrack_l3proto nf_conntrack_l3proto_ipv4 = { defined(CONFIG_NF_CT_NETLINK_MODULE) .tuple_to_nfattr = ipv4_tuple_to_nfattr, .nfattr_to_tuple = ipv4_nfattr_to_tuple, +#endif +#if defined(CONFIG_SYSCTL) && defined(CONFIG_NF_CONNTRACK_PROC_COMPAT) + .ctl_table_path = nf_net_ipv4_netfilter_sysctl_path, + .ctl_table = ip_ct_sysctl_table, #endif .me = THIS_MODULE, }; -extern struct nf_conntrack_protocol nf_conntrack_protocol_tcp4; -extern struct nf_conntrack_protocol nf_conntrack_protocol_udp4; -extern struct nf_conntrack_protocol nf_conntrack_protocol_icmp; - MODULE_ALIAS("nf_conntrack-" __stringify(AF_INET)); MODULE_LICENSE("GPL"); @@ -449,19 +462,19 @@ static int __init nf_conntrack_l3proto_ipv4_init(void) return ret; } - ret = nf_conntrack_protocol_register(&nf_conntrack_protocol_tcp4); + ret = nf_conntrack_l4proto_register(&nf_conntrack_l4proto_tcp4); if (ret < 0) { printk("nf_conntrack_ipv4: can't register tcp.\n"); goto cleanup_sockopt; } - ret = nf_conntrack_protocol_register(&nf_conntrack_protocol_udp4); + ret = nf_conntrack_l4proto_register(&nf_conntrack_l4proto_udp4); if (ret < 0) { printk("nf_conntrack_ipv4: can't register udp.\n"); goto cleanup_tcp; } - ret = nf_conntrack_protocol_register(&nf_conntrack_protocol_icmp); + ret = nf_conntrack_l4proto_register(&nf_conntrack_l4proto_icmp); if (ret < 0) { printk("nf_conntrack_ipv4: can't register icmp.\n"); goto cleanup_udp; @@ -479,28 +492,24 @@ static int __init nf_conntrack_l3proto_ipv4_init(void) printk("nf_conntrack_ipv4: can't register hooks.\n"); goto cleanup_ipv4; } -#ifdef CONFIG_SYSCTL - nf_ct_ipv4_sysctl_header = register_sysctl_table(nf_ct_net_table, 0); - if (nf_ct_ipv4_sysctl_header == NULL) { - printk("nf_conntrack: can't register to sysctl.\n"); - ret = -ENOMEM; +#if defined(CONFIG_PROC_FS) && defined(CONFIG_NF_CONNTRACK_PROC_COMPAT) + ret = nf_conntrack_ipv4_compat_init(); + if (ret < 0) goto cleanup_hooks; - } #endif return ret; - -#ifdef CONFIG_SYSCTL +#if defined(CONFIG_PROC_FS) && defined(CONFIG_NF_CONNTRACK_PROC_COMPAT) cleanup_hooks: - nf_unregister_hooks(ipv4_conntrack_ops, ARRAY_SIZE(ipv4_conntrack_ops)); + nf_unregister_hooks(ipv4_conntrack_ops, ARRAY_SIZE(ipv4_conntrack_ops)); #endif cleanup_ipv4: nf_conntrack_l3proto_unregister(&nf_conntrack_l3proto_ipv4); cleanup_icmp: - nf_conntrack_protocol_unregister(&nf_conntrack_protocol_icmp); + nf_conntrack_l4proto_unregister(&nf_conntrack_l4proto_icmp); cleanup_udp: - nf_conntrack_protocol_unregister(&nf_conntrack_protocol_udp4); + nf_conntrack_l4proto_unregister(&nf_conntrack_l4proto_udp4); cleanup_tcp: - nf_conntrack_protocol_unregister(&nf_conntrack_protocol_tcp4); + nf_conntrack_l4proto_unregister(&nf_conntrack_l4proto_tcp4); cleanup_sockopt: nf_unregister_sockopt(&so_getorigdst); return ret; @@ -509,14 +518,14 @@ static int __init nf_conntrack_l3proto_ipv4_init(void) static void __exit nf_conntrack_l3proto_ipv4_fini(void) { synchronize_net(); -#ifdef CONFIG_SYSCTL - unregister_sysctl_table(nf_ct_ipv4_sysctl_header); +#if defined(CONFIG_PROC_FS) && defined(CONFIG_NF_CONNTRACK_PROC_COMPAT) + nf_conntrack_ipv4_compat_fini(); #endif nf_unregister_hooks(ipv4_conntrack_ops, ARRAY_SIZE(ipv4_conntrack_ops)); nf_conntrack_l3proto_unregister(&nf_conntrack_l3proto_ipv4); - nf_conntrack_protocol_unregister(&nf_conntrack_protocol_icmp); - nf_conntrack_protocol_unregister(&nf_conntrack_protocol_udp4); - nf_conntrack_protocol_unregister(&nf_conntrack_protocol_tcp4); + nf_conntrack_l4proto_unregister(&nf_conntrack_l4proto_icmp); + nf_conntrack_l4proto_unregister(&nf_conntrack_l4proto_udp4); + nf_conntrack_l4proto_unregister(&nf_conntrack_l4proto_tcp4); nf_unregister_sockopt(&so_getorigdst); }