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@@ -60,7 +60,7 @@ struct dn_hash
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#define dz_prefix(key,dz) ((key).datum)
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#define dz_prefix(key,dz) ((key).datum)
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#define for_nexthops(fi) { int nhsel; const struct dn_fib_nh *nh;\
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#define for_nexthops(fi) { int nhsel; const struct dn_fib_nh *nh;\
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- for(nhsel = 0, nh = (fi)->fib_nh; nhsel < (fi)->fib_nhs; nh++, nhsel++)
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+ for(nhsel = 0, nh = (fi)->fib_nh; nhsel < (fi)->fib_nhs; nh++, nhsel++)
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#define endfor_nexthops(fi) }
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#define endfor_nexthops(fi) }
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@@ -290,82 +290,82 @@ static inline size_t dn_fib_nlmsg_size(struct dn_fib_info *fi)
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}
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}
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static int dn_fib_dump_info(struct sk_buff *skb, u32 pid, u32 seq, int event,
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static int dn_fib_dump_info(struct sk_buff *skb, u32 pid, u32 seq, int event,
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- u32 tb_id, u8 type, u8 scope, void *dst, int dst_len,
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- struct dn_fib_info *fi, unsigned int flags)
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+ u32 tb_id, u8 type, u8 scope, void *dst, int dst_len,
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+ struct dn_fib_info *fi, unsigned int flags)
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{
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{
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- struct rtmsg *rtm;
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- struct nlmsghdr *nlh;
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- unsigned char *b = skb->tail;
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-
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- nlh = NLMSG_NEW(skb, pid, seq, event, sizeof(*rtm), flags);
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- rtm = NLMSG_DATA(nlh);
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- rtm->rtm_family = AF_DECnet;
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- rtm->rtm_dst_len = dst_len;
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- rtm->rtm_src_len = 0;
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- rtm->rtm_tos = 0;
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- rtm->rtm_table = tb_id;
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+ struct rtmsg *rtm;
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+ struct nlmsghdr *nlh;
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+ unsigned char *b = skb->tail;
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+
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+ nlh = NLMSG_NEW(skb, pid, seq, event, sizeof(*rtm), flags);
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+ rtm = NLMSG_DATA(nlh);
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+ rtm->rtm_family = AF_DECnet;
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+ rtm->rtm_dst_len = dst_len;
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+ rtm->rtm_src_len = 0;
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+ rtm->rtm_tos = 0;
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+ rtm->rtm_table = tb_id;
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RTA_PUT_U32(skb, RTA_TABLE, tb_id);
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RTA_PUT_U32(skb, RTA_TABLE, tb_id);
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- rtm->rtm_flags = fi->fib_flags;
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- rtm->rtm_scope = scope;
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+ rtm->rtm_flags = fi->fib_flags;
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+ rtm->rtm_scope = scope;
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rtm->rtm_type = type;
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rtm->rtm_type = type;
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- if (rtm->rtm_dst_len)
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- RTA_PUT(skb, RTA_DST, 2, dst);
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- rtm->rtm_protocol = fi->fib_protocol;
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- if (fi->fib_priority)
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- RTA_PUT(skb, RTA_PRIORITY, 4, &fi->fib_priority);
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+ if (rtm->rtm_dst_len)
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+ RTA_PUT(skb, RTA_DST, 2, dst);
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+ rtm->rtm_protocol = fi->fib_protocol;
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+ if (fi->fib_priority)
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+ RTA_PUT(skb, RTA_PRIORITY, 4, &fi->fib_priority);
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if (rtnetlink_put_metrics(skb, fi->fib_metrics) < 0)
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if (rtnetlink_put_metrics(skb, fi->fib_metrics) < 0)
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goto rtattr_failure;
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goto rtattr_failure;
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- if (fi->fib_nhs == 1) {
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- if (fi->fib_nh->nh_gw)
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- RTA_PUT(skb, RTA_GATEWAY, 2, &fi->fib_nh->nh_gw);
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- if (fi->fib_nh->nh_oif)
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- RTA_PUT(skb, RTA_OIF, sizeof(int), &fi->fib_nh->nh_oif);
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- }
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- if (fi->fib_nhs > 1) {
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- struct rtnexthop *nhp;
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- struct rtattr *mp_head;
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- if (skb_tailroom(skb) <= RTA_SPACE(0))
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- goto rtattr_failure;
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- mp_head = (struct rtattr *)skb_put(skb, RTA_SPACE(0));
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-
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- for_nexthops(fi) {
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- if (skb_tailroom(skb) < RTA_ALIGN(RTA_ALIGN(sizeof(*nhp)) + 4))
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- goto rtattr_failure;
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- nhp = (struct rtnexthop *)skb_put(skb, RTA_ALIGN(sizeof(*nhp)));
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- nhp->rtnh_flags = nh->nh_flags & 0xFF;
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- nhp->rtnh_hops = nh->nh_weight - 1;
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- nhp->rtnh_ifindex = nh->nh_oif;
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- if (nh->nh_gw)
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- RTA_PUT(skb, RTA_GATEWAY, 2, &nh->nh_gw);
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- nhp->rtnh_len = skb->tail - (unsigned char *)nhp;
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- } endfor_nexthops(fi);
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- mp_head->rta_type = RTA_MULTIPATH;
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- mp_head->rta_len = skb->tail - (u8*)mp_head;
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- }
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-
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- nlh->nlmsg_len = skb->tail - b;
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- return skb->len;
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+ if (fi->fib_nhs == 1) {
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+ if (fi->fib_nh->nh_gw)
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+ RTA_PUT(skb, RTA_GATEWAY, 2, &fi->fib_nh->nh_gw);
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+ if (fi->fib_nh->nh_oif)
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+ RTA_PUT(skb, RTA_OIF, sizeof(int), &fi->fib_nh->nh_oif);
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+ }
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+ if (fi->fib_nhs > 1) {
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+ struct rtnexthop *nhp;
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+ struct rtattr *mp_head;
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+ if (skb_tailroom(skb) <= RTA_SPACE(0))
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+ goto rtattr_failure;
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+ mp_head = (struct rtattr *)skb_put(skb, RTA_SPACE(0));
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+
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+ for_nexthops(fi) {
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+ if (skb_tailroom(skb) < RTA_ALIGN(RTA_ALIGN(sizeof(*nhp)) + 4))
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+ goto rtattr_failure;
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+ nhp = (struct rtnexthop *)skb_put(skb, RTA_ALIGN(sizeof(*nhp)));
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+ nhp->rtnh_flags = nh->nh_flags & 0xFF;
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+ nhp->rtnh_hops = nh->nh_weight - 1;
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+ nhp->rtnh_ifindex = nh->nh_oif;
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+ if (nh->nh_gw)
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+ RTA_PUT(skb, RTA_GATEWAY, 2, &nh->nh_gw);
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+ nhp->rtnh_len = skb->tail - (unsigned char *)nhp;
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+ } endfor_nexthops(fi);
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+ mp_head->rta_type = RTA_MULTIPATH;
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+ mp_head->rta_len = skb->tail - (u8*)mp_head;
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+ }
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+
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+ nlh->nlmsg_len = skb->tail - b;
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+ return skb->len;
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nlmsg_failure:
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nlmsg_failure:
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rtattr_failure:
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rtattr_failure:
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- skb_trim(skb, b - skb->data);
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- return -EMSGSIZE;
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+ skb_trim(skb, b - skb->data);
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+ return -EMSGSIZE;
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}
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}
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static void dn_rtmsg_fib(int event, struct dn_fib_node *f, int z, u32 tb_id,
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static void dn_rtmsg_fib(int event, struct dn_fib_node *f, int z, u32 tb_id,
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- struct nlmsghdr *nlh, struct netlink_skb_parms *req)
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+ struct nlmsghdr *nlh, struct netlink_skb_parms *req)
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{
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{
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- struct sk_buff *skb;
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- u32 pid = req ? req->pid : 0;
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+ struct sk_buff *skb;
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+ u32 pid = req ? req->pid : 0;
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int err = -ENOBUFS;
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int err = -ENOBUFS;
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- skb = nlmsg_new(dn_fib_nlmsg_size(DN_FIB_INFO(f)), GFP_KERNEL);
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- if (skb == NULL)
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+ skb = nlmsg_new(dn_fib_nlmsg_size(DN_FIB_INFO(f)), GFP_KERNEL);
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+ if (skb == NULL)
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goto errout;
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goto errout;
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- err = dn_fib_dump_info(skb, pid, nlh->nlmsg_seq, event, tb_id,
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+ err = dn_fib_dump_info(skb, pid, nlh->nlmsg_seq, event, tb_id,
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f->fn_type, f->fn_scope, &f->fn_key, z,
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f->fn_type, f->fn_scope, &f->fn_key, z,
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DN_FIB_INFO(f), 0);
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DN_FIB_INFO(f), 0);
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if (err < 0) {
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if (err < 0) {
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@@ -380,7 +380,7 @@ errout:
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rtnl_set_sk_err(RTNLGRP_DECnet_ROUTE, err);
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rtnl_set_sk_err(RTNLGRP_DECnet_ROUTE, err);
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}
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}
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-static __inline__ int dn_hash_dump_bucket(struct sk_buff *skb,
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+static __inline__ int dn_hash_dump_bucket(struct sk_buff *skb,
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struct netlink_callback *cb,
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struct netlink_callback *cb,
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struct dn_fib_table *tb,
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struct dn_fib_table *tb,
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struct dn_zone *dz,
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struct dn_zone *dz,
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@@ -394,12 +394,12 @@ static __inline__ int dn_hash_dump_bucket(struct sk_buff *skb,
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continue;
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continue;
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if (f->fn_state & DN_S_ZOMBIE)
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if (f->fn_state & DN_S_ZOMBIE)
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continue;
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continue;
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- if (dn_fib_dump_info(skb, NETLINK_CB(cb->skb).pid,
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+ if (dn_fib_dump_info(skb, NETLINK_CB(cb->skb).pid,
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cb->nlh->nlmsg_seq,
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cb->nlh->nlmsg_seq,
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RTM_NEWROUTE,
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RTM_NEWROUTE,
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- tb->n,
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+ tb->n,
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(f->fn_state & DN_S_ZOMBIE) ? 0 : f->fn_type,
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(f->fn_state & DN_S_ZOMBIE) ? 0 : f->fn_type,
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- f->fn_scope, &f->fn_key, dz->dz_order,
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+ f->fn_scope, &f->fn_key, dz->dz_order,
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f->fn_info, NLM_F_MULTI) < 0) {
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f->fn_info, NLM_F_MULTI) < 0) {
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cb->args[4] = i;
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cb->args[4] = i;
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return -1;
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return -1;
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@@ -409,7 +409,7 @@ static __inline__ int dn_hash_dump_bucket(struct sk_buff *skb,
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return skb->len;
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return skb->len;
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}
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}
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-static __inline__ int dn_hash_dump_zone(struct sk_buff *skb,
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+static __inline__ int dn_hash_dump_zone(struct sk_buff *skb,
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struct netlink_callback *cb,
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struct netlink_callback *cb,
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struct dn_fib_table *tb,
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struct dn_fib_table *tb,
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struct dn_zone *dz)
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struct dn_zone *dz)
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@@ -433,10 +433,10 @@ static __inline__ int dn_hash_dump_zone(struct sk_buff *skb,
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return skb->len;
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return skb->len;
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}
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}
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-static int dn_fib_table_dump(struct dn_fib_table *tb, struct sk_buff *skb,
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- struct netlink_callback *cb)
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+static int dn_fib_table_dump(struct dn_fib_table *tb, struct sk_buff *skb,
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+ struct netlink_callback *cb)
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{
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{
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- int m, s_m;
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+ int m, s_m;
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struct dn_zone *dz;
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struct dn_zone *dz;
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struct dn_hash *table = (struct dn_hash *)tb->data;
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struct dn_hash *table = (struct dn_hash *)tb->data;
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@@ -457,7 +457,7 @@ static int dn_fib_table_dump(struct dn_fib_table *tb, struct sk_buff *skb,
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read_unlock(&dn_fib_tables_lock);
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read_unlock(&dn_fib_tables_lock);
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cb->args[2] = m;
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cb->args[2] = m;
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- return skb->len;
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+ return skb->len;
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}
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}
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int dn_fib_dump(struct sk_buff *skb, struct netlink_callback *cb)
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int dn_fib_dump(struct sk_buff *skb, struct netlink_callback *cb)
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@@ -482,7 +482,7 @@ int dn_fib_dump(struct sk_buff *skb, struct netlink_callback *cb)
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goto next;
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goto next;
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if (dumped)
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if (dumped)
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memset(&cb->args[2], 0, sizeof(cb->args) -
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memset(&cb->args[2], 0, sizeof(cb->args) -
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- 2 * sizeof(cb->args[0]));
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+ 2 * sizeof(cb->args[0]));
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if (tb->dump(tb, skb, cb) < 0)
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if (tb->dump(tb, skb, cb) < 0)
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goto out;
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goto out;
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dumped = 1;
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dumped = 1;
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@@ -503,13 +503,13 @@ static int dn_fib_table_insert(struct dn_fib_table *tb, struct rtmsg *r, struct
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struct dn_fib_node *new_f, *f, **fp, **del_fp;
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struct dn_fib_node *new_f, *f, **fp, **del_fp;
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struct dn_zone *dz;
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struct dn_zone *dz;
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struct dn_fib_info *fi;
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struct dn_fib_info *fi;
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- int z = r->rtm_dst_len;
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+ int z = r->rtm_dst_len;
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int type = r->rtm_type;
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int type = r->rtm_type;
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dn_fib_key_t key;
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dn_fib_key_t key;
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- int err;
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+ int err;
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- if (z > 16)
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- return -EINVAL;
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+ if (z > 16)
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+ return -EINVAL;
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dz = table->dh_zones[z];
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dz = table->dh_zones[z];
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if (!dz && !(dz = dn_new_zone(table, z)))
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if (!dz && !(dz = dn_new_zone(table, z)))
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@@ -524,8 +524,8 @@ static int dn_fib_table_insert(struct dn_fib_table *tb, struct rtmsg *r, struct
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key = dz_key(dst, dz);
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key = dz_key(dst, dz);
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}
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}
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- if ((fi = dn_fib_create_info(r, rta, n, &err)) == NULL)
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- return err;
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+ if ((fi = dn_fib_create_info(r, rta, n, &err)) == NULL)
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+ return err;
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if (dz->dz_nent > (dz->dz_divisor << 2) &&
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if (dz->dz_nent > (dz->dz_divisor << 2) &&
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dz->dz_divisor > DN_MAX_DIVISOR &&
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dz->dz_divisor > DN_MAX_DIVISOR &&
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@@ -626,9 +626,9 @@ replace:
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dn_rt_cache_flush(-1);
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dn_rt_cache_flush(-1);
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}
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}
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- dn_rtmsg_fib(RTM_NEWROUTE, new_f, z, tb->n, n, req);
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+ dn_rtmsg_fib(RTM_NEWROUTE, new_f, z, tb->n, n, req);
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- return 0;
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+ return 0;
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out:
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out:
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dn_fib_release_info(fi);
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dn_fib_release_info(fi);
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return err;
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return err;
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@@ -639,14 +639,14 @@ static int dn_fib_table_delete(struct dn_fib_table *tb, struct rtmsg *r, struct
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{
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{
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struct dn_hash *table = (struct dn_hash*)tb->data;
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struct dn_hash *table = (struct dn_hash*)tb->data;
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struct dn_fib_node **fp, **del_fp, *f;
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struct dn_fib_node **fp, **del_fp, *f;
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- int z = r->rtm_dst_len;
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+ int z = r->rtm_dst_len;
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struct dn_zone *dz;
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struct dn_zone *dz;
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dn_fib_key_t key;
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dn_fib_key_t key;
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int matched;
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int matched;
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- if (z > 16)
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- return -EINVAL;
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+ if (z > 16)
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+ return -EINVAL;
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if ((dz = table->dh_zones[z]) == NULL)
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if ((dz = table->dh_zones[z]) == NULL)
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return -ESRCH;
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return -ESRCH;
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@@ -682,7 +682,7 @@ static int dn_fib_table_delete(struct dn_fib_table *tb, struct rtmsg *r, struct
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if (del_fp == NULL &&
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if (del_fp == NULL &&
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(!r->rtm_type || f->fn_type == r->rtm_type) &&
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(!r->rtm_type || f->fn_type == r->rtm_type) &&
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(r->rtm_scope == RT_SCOPE_NOWHERE || f->fn_scope == r->rtm_scope) &&
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(r->rtm_scope == RT_SCOPE_NOWHERE || f->fn_scope == r->rtm_scope) &&
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- (!r->rtm_protocol ||
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+ (!r->rtm_protocol ||
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fi->fib_protocol == r->rtm_protocol) &&
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fi->fib_protocol == r->rtm_protocol) &&
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dn_fib_nh_match(r, n, rta, fi) == 0)
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dn_fib_nh_match(r, n, rta, fi) == 0)
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del_fp = fp;
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del_fp = fp;
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@@ -690,7 +690,7 @@ static int dn_fib_table_delete(struct dn_fib_table *tb, struct rtmsg *r, struct
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if (del_fp) {
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if (del_fp) {
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f = *del_fp;
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f = *del_fp;
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- dn_rtmsg_fib(RTM_DELROUTE, f, z, tb->n, n, req);
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+ dn_rtmsg_fib(RTM_DELROUTE, f, z, tb->n, n, req);
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if (matched != 1) {
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if (matched != 1) {
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write_lock_bh(&dn_fib_tables_lock);
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write_lock_bh(&dn_fib_tables_lock);
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@@ -714,7 +714,7 @@ static int dn_fib_table_delete(struct dn_fib_table *tb, struct rtmsg *r, struct
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return 0;
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return 0;
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}
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}
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- return -ESRCH;
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+ return -ESRCH;
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}
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}
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static inline int dn_flush_list(struct dn_fib_node **fp, int z, struct dn_hash *table)
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static inline int dn_flush_list(struct dn_fib_node **fp, int z, struct dn_hash *table)
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@@ -761,7 +761,7 @@ static int dn_fib_table_flush(struct dn_fib_table *tb)
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static int dn_fib_table_lookup(struct dn_fib_table *tb, const struct flowi *flp, struct dn_fib_res *res)
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static int dn_fib_table_lookup(struct dn_fib_table *tb, const struct flowi *flp, struct dn_fib_res *res)
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{
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{
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- int err;
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+ int err;
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struct dn_zone *dz;
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struct dn_zone *dz;
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struct dn_hash *t = (struct dn_hash *)tb->data;
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struct dn_hash *t = (struct dn_hash *)tb->data;
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@@ -790,7 +790,7 @@ static int dn_fib_table_lookup(struct dn_fib_table *tb, const struct flowi *flp,
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if (err == 0) {
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if (err == 0) {
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res->type = f->fn_type;
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res->type = f->fn_type;
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- res->scope = f->fn_scope;
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+ res->scope = f->fn_scope;
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res->prefixlen = dz->dz_order;
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res->prefixlen = dz->dz_order;
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goto out;
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goto out;
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}
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}
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@@ -801,21 +801,21 @@ static int dn_fib_table_lookup(struct dn_fib_table *tb, const struct flowi *flp,
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err = 1;
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err = 1;
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out:
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out:
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read_unlock(&dn_fib_tables_lock);
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read_unlock(&dn_fib_tables_lock);
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- return err;
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+ return err;
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}
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}
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struct dn_fib_table *dn_fib_get_table(u32 n, int create)
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struct dn_fib_table *dn_fib_get_table(u32 n, int create)
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{
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{
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- struct dn_fib_table *t;
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+ struct dn_fib_table *t;
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struct hlist_node *node;
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struct hlist_node *node;
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unsigned int h;
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unsigned int h;
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- if (n < RT_TABLE_MIN)
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- return NULL;
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+ if (n < RT_TABLE_MIN)
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+ return NULL;
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- if (n > RT_TABLE_MAX)
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- return NULL;
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+ if (n > RT_TABLE_MAX)
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+ return NULL;
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h = n & (DN_FIB_TABLE_HASHSZ - 1);
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h = n & (DN_FIB_TABLE_HASHSZ - 1);
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rcu_read_lock();
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rcu_read_lock();
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@@ -827,54 +827,54 @@ struct dn_fib_table *dn_fib_get_table(u32 n, int create)
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}
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}
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rcu_read_unlock();
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rcu_read_unlock();
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- if (!create)
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- return NULL;
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+ if (!create)
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+ return NULL;
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- if (in_interrupt() && net_ratelimit()) {
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- printk(KERN_DEBUG "DECnet: BUG! Attempt to create routing table from interrupt\n");
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- return NULL;
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- }
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+ if (in_interrupt() && net_ratelimit()) {
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+ printk(KERN_DEBUG "DECnet: BUG! Attempt to create routing table from interrupt\n");
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+ return NULL;
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+ }
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- t = kzalloc(sizeof(struct dn_fib_table) + sizeof(struct dn_hash),
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+ t = kzalloc(sizeof(struct dn_fib_table) + sizeof(struct dn_hash),
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GFP_KERNEL);
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GFP_KERNEL);
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- if (t == NULL)
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- return NULL;
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-
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- t->n = n;
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- t->insert = dn_fib_table_insert;
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- t->delete = dn_fib_table_delete;
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- t->lookup = dn_fib_table_lookup;
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- t->flush = dn_fib_table_flush;
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- t->dump = dn_fib_table_dump;
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+ if (t == NULL)
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+ return NULL;
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+
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+ t->n = n;
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+ t->insert = dn_fib_table_insert;
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+ t->delete = dn_fib_table_delete;
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+ t->lookup = dn_fib_table_lookup;
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+ t->flush = dn_fib_table_flush;
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+ t->dump = dn_fib_table_dump;
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hlist_add_head_rcu(&t->hlist, &dn_fib_table_hash[h]);
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hlist_add_head_rcu(&t->hlist, &dn_fib_table_hash[h]);
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- return t;
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+ return t;
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}
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}
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struct dn_fib_table *dn_fib_empty_table(void)
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struct dn_fib_table *dn_fib_empty_table(void)
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{
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{
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- u32 id;
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+ u32 id;
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- for(id = RT_TABLE_MIN; id <= RT_TABLE_MAX; id++)
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+ for(id = RT_TABLE_MIN; id <= RT_TABLE_MAX; id++)
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if (dn_fib_get_table(id, 0) == NULL)
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if (dn_fib_get_table(id, 0) == NULL)
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- return dn_fib_get_table(id, 1);
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- return NULL;
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+ return dn_fib_get_table(id, 1);
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+ return NULL;
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}
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}
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void dn_fib_flush(void)
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void dn_fib_flush(void)
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{
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{
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- int flushed = 0;
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- struct dn_fib_table *tb;
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+ int flushed = 0;
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+ struct dn_fib_table *tb;
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struct hlist_node *node;
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struct hlist_node *node;
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unsigned int h;
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unsigned int h;
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for (h = 0; h < DN_FIB_TABLE_HASHSZ; h++) {
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for (h = 0; h < DN_FIB_TABLE_HASHSZ; h++) {
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hlist_for_each_entry(tb, node, &dn_fib_table_hash[h], hlist)
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hlist_for_each_entry(tb, node, &dn_fib_table_hash[h], hlist)
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- flushed += tb->flush(tb);
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- }
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+ flushed += tb->flush(tb);
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+ }
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- if (flushed)
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- dn_rt_cache_flush(-1);
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+ if (flushed)
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+ dn_rt_cache_flush(-1);
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}
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}
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void __init dn_fib_table_init(void)
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void __init dn_fib_table_init(void)
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@@ -894,7 +894,7 @@ void __exit dn_fib_table_cleanup(void)
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write_lock(&dn_fib_tables_lock);
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write_lock(&dn_fib_tables_lock);
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for (h = 0; h < DN_FIB_TABLE_HASHSZ; h++) {
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for (h = 0; h < DN_FIB_TABLE_HASHSZ; h++) {
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hlist_for_each_entry_safe(t, node, next, &dn_fib_table_hash[h],
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hlist_for_each_entry_safe(t, node, next, &dn_fib_table_hash[h],
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- hlist) {
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+ hlist) {
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hlist_del(&t->hlist);
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hlist_del(&t->hlist);
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kfree(t);
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kfree(t);
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}
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}
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