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path: root/net/ipv4/netfilter/arptable_filter.c
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Diffstat (limited to 'net/ipv4/netfilter/arptable_filter.c')
-rw-r--r--net/ipv4/netfilter/arptable_filter.c140
1 files changed, 23 insertions, 117 deletions
diff --git a/net/ipv4/netfilter/arptable_filter.c b/net/ipv4/netfilter/arptable_filter.c
index 7edea2a1696..75c02306253 100644
--- a/net/ipv4/netfilter/arptable_filter.c
+++ b/net/ipv4/netfilter/arptable_filter.c
@@ -15,128 +15,34 @@ MODULE_DESCRIPTION("arptables filter table");
#define FILTER_VALID_HOOKS ((1 << NF_ARP_IN) | (1 << NF_ARP_OUT) | \
(1 << NF_ARP_FORWARD))
-/* Standard entry. */
-struct arpt_standard
-{
- struct arpt_entry entry;
- struct arpt_standard_target target;
-};
-
-struct arpt_error_target
-{
- struct arpt_entry_target target;
- char errorname[ARPT_FUNCTION_MAXNAMELEN];
-};
-
-struct arpt_error
-{
- struct arpt_entry entry;
- struct arpt_error_target target;
-};
-
static struct
{
struct arpt_replace repl;
struct arpt_standard entries[3];
struct arpt_error term;
-} initial_table __initdata
-= { { "filter", FILTER_VALID_HOOKS, 4,
- sizeof(struct arpt_standard) * 3 + sizeof(struct arpt_error),
- { [NF_ARP_IN] = 0,
- [NF_ARP_OUT] = sizeof(struct arpt_standard),
- [NF_ARP_FORWARD] = 2 * sizeof(struct arpt_standard), },
- { [NF_ARP_IN] = 0,
- [NF_ARP_OUT] = sizeof(struct arpt_standard),
- [NF_ARP_FORWARD] = 2 * sizeof(struct arpt_standard), },
- 0, NULL, { } },
- {
- /* ARP_IN */
- {
- {
- {
- { 0 }, { 0 }, { 0 }, { 0 },
- 0, 0,
- { { 0, }, { 0, } },
- { { 0, }, { 0, } },
- 0, 0,
- 0, 0,
- 0, 0,
- "", "", { 0 }, { 0 },
- 0, 0
- },
- sizeof(struct arpt_entry),
- sizeof(struct arpt_standard),
- 0,
- { 0, 0 }, { } },
- { { { { ARPT_ALIGN(sizeof(struct arpt_standard_target)), "" } }, { } },
- -NF_ACCEPT - 1 }
- },
- /* ARP_OUT */
- {
- {
- {
- { 0 }, { 0 }, { 0 }, { 0 },
- 0, 0,
- { { 0, }, { 0, } },
- { { 0, }, { 0, } },
- 0, 0,
- 0, 0,
- 0, 0,
- "", "", { 0 }, { 0 },
- 0, 0
- },
- sizeof(struct arpt_entry),
- sizeof(struct arpt_standard),
- 0,
- { 0, 0 }, { } },
- { { { { ARPT_ALIGN(sizeof(struct arpt_standard_target)), "" } }, { } },
- -NF_ACCEPT - 1 }
- },
- /* ARP_FORWARD */
- {
- {
- {
- { 0 }, { 0 }, { 0 }, { 0 },
- 0, 0,
- { { 0, }, { 0, } },
- { { 0, }, { 0, } },
- 0, 0,
- 0, 0,
- 0, 0,
- "", "", { 0 }, { 0 },
- 0, 0
- },
- sizeof(struct arpt_entry),
- sizeof(struct arpt_standard),
- 0,
- { 0, 0 }, { } },
- { { { { ARPT_ALIGN(sizeof(struct arpt_standard_target)), "" } }, { } },
- -NF_ACCEPT - 1 }
- }
- },
- /* ERROR */
- {
- {
- {
- { 0 }, { 0 }, { 0 }, { 0 },
- 0, 0,
- { { 0, }, { 0, } },
- { { 0, }, { 0, } },
- 0, 0,
- 0, 0,
- 0, 0,
- "", "", { 0 }, { 0 },
- 0, 0
- },
- sizeof(struct arpt_entry),
- sizeof(struct arpt_error),
- 0,
- { 0, 0 }, { } },
- { { { { ARPT_ALIGN(sizeof(struct arpt_error_target)), ARPT_ERROR_TARGET } },
- { } },
- "ERROR"
- }
- }
+} initial_table __initdata = {
+ .repl = {
+ .name = "filter",
+ .valid_hooks = FILTER_VALID_HOOKS,
+ .num_entries = 4,
+ .size = sizeof(struct arpt_standard) * 3 + sizeof(struct arpt_error),
+ .hook_entry = {
+ [NF_ARP_IN] = 0,
+ [NF_ARP_OUT] = sizeof(struct arpt_standard),
+ [NF_ARP_FORWARD] = 2 * sizeof(struct arpt_standard),
+ },
+ .underflow = {
+ [NF_ARP_IN] = 0,
+ [NF_ARP_OUT] = sizeof(struct arpt_standard),
+ [NF_ARP_FORWARD] = 2 * sizeof(struct arpt_standard),
+ },
+ },
+ .entries = {
+ ARPT_STANDARD_INIT(NF_ACCEPT), /* ARP_IN */
+ ARPT_STANDARD_INIT(NF_ACCEPT), /* ARP_OUT */
+ ARPT_STANDARD_INIT(NF_ACCEPT), /* ARP_FORWARD */
+ },
+ .term = ARPT_ERROR_INIT,
};
static struct arpt_table packet_filter = {