u8 dst_len;
u8 src_len;
u8 tos;
- u32 src;
- u32 srcmask;
- u32 dst;
- u32 dstmask;
-#ifdef CONFIG_IP_ROUTE_FWMARK
- u32 fwmark;
- u32 fwmask;
-#endif
+ __be32 src;
+ __be32 srcmask;
+ __be32 dst;
+ __be32 dstmask;
#ifdef CONFIG_NET_CLS_ROUTE
u32 tclassid;
#endif
static int fib4_rule_match(struct fib_rule *rule, struct flowi *fl, int flags)
{
struct fib4_rule *r = (struct fib4_rule *) rule;
- u32 daddr = fl->fl4_dst;
- u32 saddr = fl->fl4_src;
+ __be32 daddr = fl->fl4_dst;
+ __be32 saddr = fl->fl4_src;
if (((saddr ^ r->src) & r->srcmask) ||
((daddr ^ r->dst) & r->dstmask))
if (r->tos && (r->tos != fl->fl4_tos))
return 0;
-#ifdef CONFIG_IP_ROUTE_FWMARK
- if ((r->fwmark ^ fl->fl4_fwmark) & r->fwmask)
- return 0;
-#endif
-
return 1;
}
}
static struct nla_policy fib4_rule_policy[FRA_MAX+1] __read_mostly = {
- [FRA_IFNAME] = { .type = NLA_STRING, .len = IFNAMSIZ - 1 },
- [FRA_PRIORITY] = { .type = NLA_U32 },
+ FRA_GENERIC_POLICY,
[FRA_SRC] = { .type = NLA_U32 },
[FRA_DST] = { .type = NLA_U32 },
- [FRA_FWMARK] = { .type = NLA_U32 },
- [FRA_FWMASK] = { .type = NLA_U32 },
[FRA_FLOW] = { .type = NLA_U32 },
- [FRA_TABLE] = { .type = NLA_U32 },
};
static int fib4_rule_configure(struct fib_rule *rule, struct sk_buff *skb,
}
if (tb[FRA_SRC])
- rule4->src = nla_get_u32(tb[FRA_SRC]);
+ rule4->src = nla_get_be32(tb[FRA_SRC]);
if (tb[FRA_DST])
- rule4->dst = nla_get_u32(tb[FRA_DST]);
-
-#ifdef CONFIG_IP_ROUTE_FWMARK
- if (tb[FRA_FWMARK]) {
- rule4->fwmark = nla_get_u32(tb[FRA_FWMARK]);
- if (rule4->fwmark)
- /* compatibility: if the mark value is non-zero all bits
- * are compared unless a mask is explicitly specified.
- */
- rule4->fwmask = 0xFFFFFFFF;
- }
-
- if (tb[FRA_FWMASK])
- rule4->fwmask = nla_get_u32(tb[FRA_FWMASK]);
-#endif
+ rule4->dst = nla_get_be32(tb[FRA_DST]);
#ifdef CONFIG_NET_CLS_ROUTE
if (tb[FRA_FLOW])
if (frh->tos && (rule4->tos != frh->tos))
return 0;
-#ifdef CONFIG_IP_ROUTE_FWMARK
- if (tb[FRA_FWMARK] && (rule4->fwmark != nla_get_u32(tb[FRA_FWMARK])))
- return 0;
-
- if (tb[FRA_FWMASK] && (rule4->fwmask != nla_get_u32(tb[FRA_FWMASK])))
- return 0;
-#endif
-
#ifdef CONFIG_NET_CLS_ROUTE
if (tb[FRA_FLOW] && (rule4->tclassid != nla_get_u32(tb[FRA_FLOW])))
return 0;
#endif
- if (tb[FRA_SRC] && (rule4->src != nla_get_u32(tb[FRA_SRC])))
+ if (tb[FRA_SRC] && (rule4->src != nla_get_be32(tb[FRA_SRC])))
return 0;
- if (tb[FRA_DST] && (rule4->dst != nla_get_u32(tb[FRA_DST])))
+ if (tb[FRA_DST] && (rule4->dst != nla_get_be32(tb[FRA_DST])))
return 0;
return 1;
frh->src_len = rule4->src_len;
frh->tos = rule4->tos;
-#ifdef CONFIG_IP_ROUTE_FWMARK
- if (rule4->fwmark)
- NLA_PUT_U32(skb, FRA_FWMARK, rule4->fwmark);
-
- if (rule4->fwmask || rule4->fwmark)
- NLA_PUT_U32(skb, FRA_FWMASK, rule4->fwmask);
-#endif
-
if (rule4->dst_len)
- NLA_PUT_U32(skb, FRA_DST, rule4->dst);
+ NLA_PUT_BE32(skb, FRA_DST, rule4->dst);
if (rule4->src_len)
- NLA_PUT_U32(skb, FRA_SRC, rule4->src);
+ NLA_PUT_BE32(skb, FRA_SRC, rule4->src);
#ifdef CONFIG_NET_CLS_ROUTE
if (rule4->tclassid)
return 0;
}
+static size_t fib4_rule_nlmsg_payload(struct fib_rule *rule)
+{
+ return nla_total_size(4) /* dst */
+ + nla_total_size(4) /* src */
+ + nla_total_size(4); /* flow */
+}
+
static struct fib_rules_ops fib4_rules_ops = {
.family = AF_INET,
.rule_size = sizeof(struct fib4_rule),
.compare = fib4_rule_compare,
.fill = fib4_rule_fill,
.default_pref = fib4_rule_default_pref,
+ .nlmsg_payload = fib4_rule_nlmsg_payload,
.nlgroup = RTNLGRP_IPV4_RULE,
.policy = fib4_rule_policy,
.rules_list = &fib4_rules,