Release 4.7 net/bridge/netfilter/ebt_mark_m.c
/*
* ebt_mark_m
*
* Authors:
* Bart De Schuymer <bdschuym@pandora.be>
*
* July, 2002
*
*/
#include <linux/module.h>
#include <linux/netfilter/x_tables.h>
#include <linux/netfilter_bridge/ebtables.h>
#include <linux/netfilter_bridge/ebt_mark_m.h>
static bool
ebt_mark_mt(const struct sk_buff *skb, struct xt_action_param *par)
{
const struct ebt_mark_m_info *info = par->matchinfo;
if (info->bitmask & EBT_MARK_OR)
return !!(skb->mark & info->mask) ^ info->invert;
return ((skb->mark & info->mask) == info->mark) ^ info->invert;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| bart de schuymer | bart de schuymer | 63 | 86.30% | 1 | 14.29% |
| jan engelhardt | jan engelhardt | 8 | 10.96% | 5 | 71.43% |
| thomas graf | thomas graf | 2 | 2.74% | 1 | 14.29% |
| Total | 73 | 100.00% | 7 | 100.00% |
static int ebt_mark_mt_check(const struct xt_mtchk_param *par)
{
const struct ebt_mark_m_info *info = par->matchinfo;
if (info->bitmask & ~EBT_MARK_MASK)
return -EINVAL;
if ((info->bitmask & EBT_MARK_OR) && (info->bitmask & EBT_MARK_AND))
return -EINVAL;
if (!info->bitmask)
return -EINVAL;
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| bart de schuymer | bart de schuymer | 56 | 78.87% | 1 | 16.67% |
| jan engelhardt | jan engelhardt | 15 | 21.13% | 5 | 83.33% |
| Total | 71 | 100.00% | 6 | 100.00% |
#ifdef CONFIG_COMPAT
struct compat_ebt_mark_m_info {
compat_ulong_t mark, mask;
uint8_t invert, bitmask;
};
static void mark_mt_compat_from_user(void *dst, const void *src)
{
const struct compat_ebt_mark_m_info *user = src;
struct ebt_mark_m_info *kern = dst;
kern->mark = user->mark;
kern->mask = user->mask;
kern->invert = user->invert;
kern->bitmask = user->bitmask;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| florian westphal | florian westphal | 62 | 100.00% | 1 | 100.00% |
| Total | 62 | 100.00% | 1 | 100.00% |
static int mark_mt_compat_to_user(void __user *dst, const void *src)
{
struct compat_ebt_mark_m_info __user *user = dst;
const struct ebt_mark_m_info *kern = src;
if (put_user(kern->mark, &user->mark) ||
put_user(kern->mask, &user->mask) ||
put_user(kern->invert, &user->invert) ||
put_user(kern->bitmask, &user->bitmask))
return -EFAULT;
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| florian westphal | florian westphal | 89 | 100.00% | 1 | 100.00% |
| Total | 89 | 100.00% | 1 | 100.00% |
#endif
static struct xt_match ebt_mark_mt_reg __read_mostly = {
.name = "mark_m",
.revision = 0,
.family = NFPROTO_BRIDGE,
.match = ebt_mark_mt,
.checkentry = ebt_mark_mt_check,
.matchsize = sizeof(struct ebt_mark_m_info),
#ifdef CONFIG_COMPAT
.compatsize = sizeof(struct compat_ebt_mark_m_info),
.compat_from_user = mark_mt_compat_from_user,
.compat_to_user = mark_mt_compat_to_user,
#endif
.me = THIS_MODULE,
};
static int __init ebt_mark_m_init(void)
{
return xt_register_match(&ebt_mark_mt_reg);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| bart de schuymer | bart de schuymer | 13 | 81.25% | 1 | 33.33% |
| jan engelhardt | jan engelhardt | 2 | 12.50% | 1 | 33.33% |
| andrew morton | andrew morton | 1 | 6.25% | 1 | 33.33% |
| Total | 16 | 100.00% | 3 | 100.00% |
static void __exit ebt_mark_m_fini(void)
{
xt_unregister_match(&ebt_mark_mt_reg);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| bart de schuymer | bart de schuymer | 12 | 80.00% | 1 | 33.33% |
| jan engelhardt | jan engelhardt | 2 | 13.33% | 1 | 33.33% |
| andrew morton | andrew morton | 1 | 6.67% | 1 | 33.33% |
| Total | 15 | 100.00% | 3 | 100.00% |
module_init(ebt_mark_m_init);
module_exit(ebt_mark_m_fini);
MODULE_DESCRIPTION("Ebtables: Packet mark match");
MODULE_LICENSE("GPL");
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| florian westphal | florian westphal | 195 | 43.33% | 1 | 5.56% |
| bart de schuymer | bart de schuymer | 185 | 41.11% | 2 | 11.11% |
| jan engelhardt | jan engelhardt | 64 | 14.22% | 13 | 72.22% |
| andrew morton | andrew morton | 4 | 0.89% | 1 | 5.56% |
| thomas graf | thomas graf | 2 | 0.44% | 1 | 5.56% |
| Total | 450 | 100.00% | 18 | 100.00% |
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